Terminal accessory, electronic equipment and positioning method

Terminal accessories, electronic equipment and positioning method Technical field

[0001] The present application relates to the field of antennas, and in particular, to a terminal accessory, an electronic device and a positioning method.

Background technique

[0002] In the related art, detection schemes such as infrared rays and optical reflections are often utilized to realize the functions of positioning and object detection. However, the positioning and detection ranges of schemes such as infrared rays and optical reflections are relatively small, and the effects of positioning and object detection are not good.

SUMMARY OF THE INVENTION

[0003] The application provides a terminal fitting, an electronic device and a positioning method, and the terminal fitting has a better positioning effect on the object to be measured.

[0004] In the first aspect, the application provides a terminal accessory, the terminal accessory is used for electrical connection or communication connection with a mobile terminal, and the mobile terminal includes a display screen; The terminal accessory includes:

Antenna module, for receiving the positioning signal of object to be measured;

[0006] The three-dimensional mapping module is used for collecting the image of the surrounding environment of the terminal fitting, and according to the image and the positioning signal, three-dimensional mapping is performed to obtain a signal heat map, and the signal heat map is used to reflect the surrounding environment. the strength of the positioning signal at different locations in the environment; and

[0007] a transmission module, electrically connected with the three-dimensional mapping module, the transmission module is used for transmitting the signal heat map to the display screen, so that the display screen displays the signal heat map.

[0008] In a second aspect, the present application also provides an electronic device, comprising a mobile terminal and a terminal accessory, the terminal accessory is communicatively connected or electrically connected to the mobile terminal, and the terminal accessory includes the above-mentioned terminal accessory.

[0009] In a third aspect, the present application also provides a positioning method, which is applied to a terminal accessory, and the terminal accessory is used for electrical connection or communication connection with a mobile terminal, the mobile terminal includes a display screen, and the terminal accessory includes An antenna module, a three-dimensional mapping module and a transmission module; the positioning method includes:

Control described antenna module to receive the positioning signal of object to be measured;

Control the three-dimensional mapping module to collect the image of the surrounding environment of the terminal fitting, and carry out three-dimensional mapping according to the image and the positioning signal and obtain a signal heat map, which is used to reflect the surrounding environment. The strength of the positioning signal at different locations in the environment;

[0012] controlling the transmission module to transmit the signal heat map to the display screen of the mobile terminal, so that the display screen displays the signal heat map.

The terminal fitting of the present application, electronic equipment and positioning method, the antenna module of the terminal fitting can receive the positioning signal of the object to be measured, and the three-dimensional mapping module can collect the image of the surrounding environment of the terminal fitting and carry out according to the image and the positioning signal. The three-dimensional map is constructed and the signal heat map is obtained, and the transmission module can transmit the signal heat map to the display screen of the mobile terminal and make the display screen display the signal heat map. Based on this, the terminal accessory of the present application can use the positioning signal received by the antenna module and the surrounding environment image collected by the three-dimensional mapping module to construct a signal heat map, and the signal heat map can visually display the strength of the positioning signal at different positions in the surrounding environment, It can efficiently guide the user to detect and locate the object to be measured. In addition, in the embodiment of the present application, the antenna module is externally placed in the terminal accessory and not disposed in the mobile terminal.

With a larger design space, the antenna module can have better radiation performance, which is more conducive to the positioning of the object to be measured.

Description of drawings

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative effort.

[0015] FIG. 1 is a first structural schematic diagram of an electronic device provided by an embodiment of the application.

[0016] FIG. 2 is a second schematic structural diagram of an electronic device provided by an embodiment of the present application.

[0017] FIG. 3 is a schematic structural diagram of a mobile terminal provided by an embodiment of the present application.

[0018] FIG. 4 is a schematic diagram of an exploded structure of the mobile terminal shown in FIG. 3 .

[0019] FIG. 5 is a first structural schematic diagram of a terminal fitting provided by an embodiment of the application.

[0020] FIG. 6 is a first application scenario diagram of a terminal accessory provided by an embodiment of the present application.

[0021] FIG. 7 is a first structural schematic diagram of the antenna module of the terminal fitting shown in FIG. 5 .

[0022] FIG. 8 is a radiation pattern of the antenna module shown in FIG. 7 .

[0023] FIG. 9 is a schematic diagram of a second structure of the antenna module of the terminal fitting shown in FIG. 5 .

[0024] FIG. 10 is a radiation pattern of the antenna module shown in FIG. 9 .

[0025] FIG. 11 is a third structural schematic diagram of the antenna module of the terminal fitting shown in FIG. 5 .

[0026] FIG. 12 is a radiation pattern of the antenna module shown in FIG. 11 .

[0027] FIG. 13 is a fourth structural schematic diagram of the antenna module of the terminal fitting shown in FIG. 5 .

[0028] FIG. 14 is a second structural schematic diagram of a terminal fitting provided by an embodiment of the present application.

[0029] FIG. 15 is a schematic diagram of an electrical connection of a terminal fitting provided by an embodiment of the application.

[0030] FIG. 16 is another schematic diagram of the electrical connection of the terminal fitting provided by the embodiment of the application.

[0031] FIG. 17 is a third structural schematic diagram of a terminal fitting provided by an embodiment of the application.

[0032] FIG. 18 is a schematic diagram of a preset holding mode set provided by an embodiment of the present application.

[0033] FIG. 19 is a second application scenario diagram of the terminal accessory provided by the embodiment of the present application.

[0034] FIG. 20 is a schematic flowchart of a positioning method provided by an embodiment of the present application.

Detailed ways

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings 1 to 20 in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative efforts shall fall within the protection scope of this application.

[0036] Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in an embodiment of the present application. The appearances of the phrase in various places are not necessarily all referring to the same embodiment, nor are they separate or alternative embodiments that are mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0037] The embodiment of the present application provides a terminal accessory 100 and an electronic device 10. Please refer to FIG. 1 and FIG. 2, FIG. 1 is a first structural schematic diagram of an electronic device 10 provided by an embodiment of the application, and FIG. 2 is an electronic device provided by an embodiment of the application

10 is a schematic diagram of the second structure. The electronic device 10 in this embodiment of the present application may include a terminal accessory 100 and a mobile terminal 200, and the mobile terminal 200 may be, but not limited to, a smart phone, a tablet computer, a handheld computer, a notebook computer, a desktop computer, a game device, an augmented reality (Augmented Reality, AR) equipment, automotive equipment, data storage equipment, audio playback equipment or video playback equipment and other equipment.

[0038] Wherein, as shown in FIG. 1 and FIG. 2, the terminal accessory 100 may be an electronic terminal or a terminal accessory independent of the mobile terminal 200. For example, the terminal accessory 100 can be, but is not limited to, a smart phone, a tablet computer, a palmtop computer, a notebook computer, a desktop computer, a game device, an AR device; for another example, the terminal accessory 100 can be, but is not limited to, be assembled on the casing of the mobile terminal 200 A protective case, a selfie stick that can hold the mobile terminal 200, a terminal bracket that can place the mobile terminal 200, a pendant that can be plugged into the interface of the mobile terminal 200, and the like.

[0039] As shown in FIG. 1, the terminal accessory 100 can be connected with the mobile terminal 200 in wireless communication to transmit data or transmit power. Exemplarily, the terminal accessory 100 may include a first wireless module 110, and the mobile terminal 200 may include a second wireless module 210, and the first wireless module 110 and the second wireless module 210 may be connected in wireless communication, so that the terminal accessory 100 can communicate with The mobile terminal 200 is wirelessly communicatively connected and transmits data.

It can be understood that, the first wireless module 110 may be a Bluetooth (Bluetooth, BT for short) module such as a first Bluetooth module, correspondingly, the second wireless module 210 may be a second Bluetooth module, the second Bluetooth module and The first bluetooth module can realize wireless communication connection through bluetooth signal. Certainly, the first wireless module 110 and the second wireless module 210 may also be, but are not limited to, a wireless fidelity (Wi-Fi for short) module and an ultra wide band (Ultra Wide Band, UWB for short) module. Of course, the first wireless module 110 and the second wireless module 210 can also be modules with a wireless charging function, and the first wireless module 110 can also be wirelessly connected with the second wireless module 210 , so that the terminal accessory 100 can wirelessly connect with the mobile terminal 200 Connect and transmit power. It should be noted that the embodiments of the present application do not limit the specific structures of the first wireless module 110 and the second wireless module 210 .

[0041] As shown in FIG. 2, the terminal accessory 100 and the mobile terminal 200 may also be directly or indirectly physically connected to each other so as to transmit data or transmit power. For example, the terminal accessory 100 can be electrically connected to the mobile terminal 200 through, but not limited to, a USB connector such as a USB data cable, a USB charging cable, or an electrical connector 300 such as a pogo pin connector. The electrical connector 300 transmits data or power to the mobile terminal 200 . It can be understood that, the electronic device 10 may include the electrical connector 300, or may not include the electrical connector 300, which is not limited in this embodiment of the present application.

It can be understood that, the user can connect the terminal accessory 100 with the mobile terminal 200 in a detachable or non-detachable manner, or place the two together within an area, so as to realize the object to be measured 400 through the terminal accessory 100 positioning, and output various operation signals in the positioning process to the user through the mobile terminal 200 . Of course, the user can also realize the positioning of the object to be measured 400 through the terminal accessory 100 alone. This embodiment of the present application does not specifically limit this.

[0043] Wherein, the terminal accessory 100 may also be a component on the mobile terminal 200, for example, the terminal accessory 100 may be a frame body, a casing and other components of the mobile terminal 200. 3 and 4, FIG. 3 is a schematic structural diagram of a mobile terminal 200 provided by an embodiment of the present application, and FIG. 4 is a schematic diagram of an exploded structure of the mobile terminal 200 shown in FIG. 3. The mobile terminal 200 may include a terminal body 220 and a terminal accessory 100 , and the terminal accessory 100 may be physically directly or indirectly connected with the terminal body 220 such that the terminal accessory 100 may form a component of the mobile terminal 200 . Of course, the terminal accessory 100 can be wirelessly or physically connected to the terminal body 220 so that components on the terminal accessory 100 such as the antenna module 120 can transmit data or power with modules on the terminal body 220 such as the control module 170 . It can be understood that when the terminal accessory 100 becomes a component on the mobile terminal 200 , the electronic device 10 may be the mobile terminal 200 .

[0044] It can be understood that, the mobile terminal 200 such as the terminal body 220 may also include, but is not limited to, a display screen 221, a middle frame 222, a circuit board 223 and a battery 224. The display screen 221 may be disposed on the middle frame 222 to form a display surface of the mobile terminal 200 for displaying images, texts and other information. The display screen 221 may include a display screen 221 of a type such as a liquid crystal display (Liquid Crystal Display, LCD) or an organic light-emitting diode (Organic Light-Emitting Diode, OLED). The middle frame 222 can be a thin plate-like or flake-like structure, and can also be a hollow frame structure. The middle frame 222 is used to provide support for the electronic devices or functional components in the mobile terminal 200, so as to install the electronic devices and functional components of the mobile terminal 200 together. For example, the middle frame 222 may be provided with structures such as grooves, protrusions, through holes, etc., so as to facilitate the installation of electronic devices or functional components of the mobile terminal 200 . The circuit board 223 is disposed on the middle frame 222, and the circuit board 223 can be connected with the middle frame 222 to realize fixing. The circuit board 223 may be the main board of the mobile terminal 200 . The circuit board 223 may be integrated with a processor, and may also be integrated with one or more functional components such as an earphone connector, an acceleration sensor, a gyroscope, and a motor. At the same time, showing The screen 221 can be electrically connected to the circuit board 223 to control the display of the display screen 221 by a processor on the circuit board 223. The battery 224 is disposed on the middle frame 222 , and the battery 224 can be connected with the middle frame 222 for fixing, and the terminal body 220 can seal the battery 224 inside the mobile terminal 200 . Meanwhile, the battery 224 is electrically connected to the circuit board 223, so that the battery 224 supplies power to the mobile terminal 200. The circuit board 223 may be provided with a power supply 160 management circuit. The power supply 160 management circuit is used for distributing the voltage provided by the battery 224 to each electronic device in the mobile terminal 200 , and may also be distributed to each electronic device on the terminal accessory 100 .

Wherein, please refer to FIG. 5 and FIG. 6 in conjunction with FIG. 1 to FIG. 4 , FIG. 5 is a first structural schematic diagram of a terminal fitting 100 provided by an embodiment of the application, and FIG. 6 is a terminal provided by an embodiment of the application. The first application scenario diagram of the accessory 100 . The terminal accessory 100 in the embodiment of the present application can realize the positioning and detection of the object to be measured 400 . The terminal accessory 100 in this embodiment of the present application may include an antenna module 120 , a three-dimensional mapping module 130 and a transmission module 140 .

[0046] The antenna module 120 can be used to receive wireless signals, for example, can receive the positioning signal of the object under test 400. The terminal accessory 100 can implement a wireless communication function through the antenna module 120 , for example, the antenna module 120 can transmit Wi-Fi signals, Global Positioning System (Global Positioning System, GPS for short) signals, 3rd Generation (3rd Generation, 3G for short) , the fourth generation of mobile communication technology (4th-Generation, referred to as 4G), the fifth generation of mobile communication technology (5th-Generation, referred to as 5G), near field communication (Near field communication, referred to as NFC) signal, Bluetooth signal and so on.

It can be understood that the antenna module 120 may include, but is not limited to, a feed network 121 and a corresponding radiator, the feed network 121 may be directly or indirectly electrically connected to the radiator, and the feed network 121 may transmit excitation to the radiator signal so that the antenna radiator 123 can transmit wireless signals.

[0048] It can be understood that the antenna module 120 may be a directional antenna or a non-directional antenna. The so-called directional antenna refers to an antenna module 120 that transmits and receives electromagnetic waves in one or several specific directions with particularly strong strength, while transmitting and receiving electromagnetic waves in other directions is zero or extremely small. The so-called non-directional antenna is opposite to the directional antenna. The non-directional antenna radiates or receives electromagnetic waves uniformly in all directions without obvious directivity. This embodiment of the present application does not limit the specific structure of the antenna module 120 .

[0049] The three-dimensional mapping module 130 can collect images of the surrounding environment of the terminal accessory 100, and can perform three-dimensional mapping according to the collected graphics and the positioning signal received by the antenna module 120 to obtain a signal heat map. The signal heat map can reflect the strength of the positioning signal at different locations in the surrounding environment. The 3D mapping module 130 may include a camera structure at the hardware level and a structure such as 3D mapping software at the software level. The three-dimensional mapping module 130 can collect images of the surrounding environment of the terminal accessory 100 through the camera along with the movement of the terminal accessory 100, and can use the three-dimensional mapping software to analyze the surrounding environment.

environment for image reproduction. In addition, the three-dimensional mapping module 130 can also mark the strength of the positioning signal on the reproduced image according to the strength of the positioning signal collected by the antenna module 120, so that different positioning signals at different positions can be displayed on the new image. strength size.

[0050] It can be understood that, the three-dimensional mapping module 130 may, but is not limited to, use different colors to mark the intensities of the positioning signals at different positions. For example, where the signal strength of the positioning signal is high, it can be marked with red; where the signal strength of the positioning signal is low, it can be marked with blue. Of course, the 3D mapping module 130 may also use other methods to mark the strength of the positioning signals at different positions, for example, but not limited to, the positioning signal strength value and the number of signal strength symbols may be used. This embodiment of the present application does not limit this.

The transmission module 140 can be directly electrically connected with the three-dimensional mapping module 130, and the transmission module 140 can also be indirectly electrically connected with the three-dimensional mapping module 130 through the control module 170, and the transmission module 140 can receive the data transmitted by the three-dimensional detection module. Signal heat map information.

[0052] It can be understood that the transmission module 140 can be a module that transmits information through a current signal, or a module that transmits a signal through an electromagnetic signal. For example, when the terminal accessory 100 is electrically connected to the mobile terminal 200 , the transmission module 140 can be electrically connected to the mobile terminal 200 such as the display screen 221 of the mobile terminal 200 through the electrical connector 300 (such as but not limited to a USB transmission line, a board-to-board connection line). connect. For another example, when the terminal accessory 100 is communicatively connected to the mobile terminal 200, the transmission module 140 may be, but not limited to, a Wi-Fi module, a UWB module, or a Bluetooth module, and the transmission module 140 may be, but not limited to, a Wi-Fi signal, UWB signal, Wireless signals such as Bluetooth signals communicate with the wireless signals of the mobile terminal 200 and transmit the signal heat map signal.

[0053] It can be understood that the transmission module 140 can transmit the information recorded in the signal heat map to the display screen 221, so that the display screen 221 can display the signal heat map. The user can identify the locations in the surrounding environment of the terminal accessory 100 where the signal strength of the positioning signal is stronger according to the signal heat map displayed on the display screen 221 , and the user can search for the object to be tested 400 from the location with the stronger signal strength.

In the terminal accessory 100 of the embodiment of the present application, the antenna module 120 can receive the positioning signal of the object to be measured 400, and the three-dimensional mapping module 130 can collect the image of the surrounding environment of the terminal accessory 100 and perform three-dimensional construction according to the image and the positioning signal. and obtain the signal heat map, the transmission module 140 can transmit the signal heat map to the display screen 221 of the mobile terminal 200 and cause the display screen 221 to display the signal heat map. Based on this, the terminal accessory 100 in this embodiment of the present application can use the positioning signal received by the antenna module 120 and the surrounding environment image collected by the three-dimensional mapping module 130 to construct a signal heat map, which can visually display the positioning at different positions in the surrounding environment. The strength of the signal can effectively guide the user to detect and locate the object to be tested 400 . In addition, in the embodiment of the present application, the antenna module 120 is externally placed in the terminal accessory 100 but not disposed in the mobile terminal 200 , the antenna module 120 has a larger design space, the directivity of the antenna module 120 can be designed better, and the antenna module 120 can It has better radiation performance, which is more conducive to the positioning of the object to be tested 400 .

[0055] In some embodiments, considering that the antenna module 120 is externally placed in the terminal accessory 100, the antenna module 120 in this embodiment of the present application may be designed as a strong directional antenna, and the antenna module 120 may have better directional performance.

Exemplarily, please refer to FIG. 7 and FIG. 8 , FIG. 7 is a first structural schematic diagram of the antenna module 120 of the terminal fitting 100 shown in FIG. 5 , and FIG. 8 is a schematic diagram of the antenna module 120 shown in FIG. 7 . kind of radiation pattern. The antenna module 120 in the embodiment of the present application may include a radiating ring 122, a radiator 123 and a radiating block 124 that are spaced apart and coupled with each other, and the feeding network 121 may be directly or indirectly electrically connected to the radiator 123 to feed excitation to the radiator 123 signal, the antenna module 120 can form a miniaturized directional single antenna, and the antenna module 120 can radiate wireless signals under the action of the excitation signal. As shown in FIG. 8 , the main radiation direction when the antenna radiator 123 radiates the wireless signal may be concentrated in the +Z direction.

For another example, please refer to FIG. 9 and FIG. 10 , FIG. 9 is the first part of the antenna module 120 of the terminal fitting 100 shown in FIG. 5 .

Two schematic diagrams of the structure, FIG. 10 is a radiation pattern of the antenna module 120 shown in FIG. 9 . The antenna module 120 in this embodiment of the present application may include a first radiator 125 and a second radiator 126 formed on opposite sides of the dielectric substrate, and a slot is formed on the second radiator 126, and the projection of the slot on the first radiator 125 may be located on the first radiator 125 . The feeding network 121 can be directly or indirectly electrically connected to the first radiator 125 to feed the excitation signal to the first radiator 125. The antenna module 120 can form a miniaturized directional end-fire single antenna. The antenna module 120 plays a role in the excitation signal. can radiate wireless signals. As shown in FIG. 10 , when the antenna radiator 123 radiates the wireless signal, the main radiation direction may be concentrated on the XOY plane.

11 and FIG. 12, FIG. 11 is a third structural schematic diagram of the antenna module 120 of the terminal fitting 100 shown in FIG. 5, and FIG. 12 is a schematic diagram of the antenna module 120 shown in FIG. 11. A radiation pattern. The antenna module 120 in this embodiment of the present application may include a main radiating branch 127 and one or more parasitic branches 128 formed on a certain surface of the dielectric substrate. The feeding network 121 can be directly or indirectly electrically connected with the main radiating branch 127 to feed the excitation signal to the main radiating branch 127, the antenna module 120 can form a miniaturized directional end-fire antenna, and the antenna module 120 can radiate under the action of the excitation signal wireless signal. As shown in FIG. 12 , the main radiation direction when the antenna radiator 123 radiates the wireless signal may be concentrated in the +Y direction.

[0059] Also exemplary, please refer to FIG. 13, FIG. 13 is a fourth structural schematic diagram of the antenna module 120 of the terminal fitting 100 shown in FIG. 5. The antenna module 120 in this embodiment of the present application may include an array antenna 129 and a scanning circuit S1. The feeding network 121 can be directly or indirectly electrically connected to the array antenna 129 to feed the excitation signal to the array antenna 129, the scanning circuit S1 can be electrically connected between the feeding network 121 and the array antenna 129, and the scanning circuit S1 can change the feeding The phase of the excitation signal of the array antenna 129, the antenna module 120 can form a miniaturized array scanning antenna, and the array antenna 129 can radiate wireless signals in a specific main radiation direction under the action of the scanning circuit S1.

[0060] It should be noted that the above are only exemplary examples of the terminal accessory 100 and the antenna module 120 in the embodiments of the present application, and the specific structure of the antenna module 120 is not limited to the above examples. The embodiments of the present application do not limit the specific structures of the antenna module 120 and the terminal fitting 100 .

[0061] Wherein, please refer to FIG. 14, FIG. 14 is a second structural schematic diagram of the terminal fitting 100 provided by the embodiment of the application. The terminal accessory 100 in this embodiment of the present application may further include a posture detection module 150 .

[0062] The posture detection module 150 can detect the current posture of the terminal accessory 100. The attitude detection module 150 can be directly or indirectly electrically connected with the three-dimensional mapping module 130, so that the attitude detection module 150 can transmit the current attitude to the three-dimensional mapping module 130, and make the three-dimensional mapping module 130 according to the collected terminal accessories 100. The image of the surrounding environment, the positioning signal of the object under test 400 received by the antenna module 120, and the current posture of the terminal accessory 100 detected by the posture detection module 150 are three-dimensionally mapped to obtain the signal heat map of the foregoing embodiment.

[0063] It can be understood that the attitude detection module 150 may include, but is not limited to, a gravity sensing and geomagnetic module, a gyroscope, an accelerometer, an electronic compass, a motion sensor, and other modules. The attitude detection module 150 can determine the current attitude of the terminal accessory 100 according to the detected parameters, and the terminal accessory 100 can also determine the main radiation direction of the antenna module 120 according to the current attitude. Exemplarily, it is assumed that in the initial state of the terminal accessory 100, the main radiation direction of the antenna module 120 is the horizontal direction; if the posture detection module 150 such as the gravity sensing and geomagnetic modules detects that the current posture of the terminal 90 degrees, then the main radiation direction of the antenna module 120 may be the vertical direction. The terminal accessory 100 can receive the positioning signal of the object under test 400 by using the main radiation direction of the antenna module 120 at this time.

[0064] It can be understood that when the terminal accessory 100 detects and locates the object to be measured 400, the user can carry the terminal accessory 100 to move, so that the terminal accessory 100 can detect and locate the object to be measured 400 in real time. Exemplarily, when the user moves the terminal accessory 100, the antenna module 120 can receive the positioning signal of the object under test 400 in real time;

During the process of moving the terminal accessory 100, the posture detection module 150 can also detect the current posture of the terminal accessory 100 in real time; in the process of the user moving the terminal accessory 100, the three-dimensional detection module can also collect images of the surrounding environment of the terminal accessory 100 in real time, and According to the image, the positioning signal received by the antenna module 120 in real time, and the current attitude detected in real time, three-dimensional mapping is performed and the signal heat map is updated in real time.

It can be understood that, in the process of the user moving the terminal accessory 100, the antenna module 120 can also receive the antenna signal of free space; the three-dimensional mapping module 130 can also be the positioning signal transmitted by the object to be measured 400 in the antenna signal. At the time, the image of the surrounding environment of the terminal accessory 100 is collected and three-dimensional mapping is performed to obtain a signal heat map. In the embodiment of the present application, the 3D mapping module 130 performs 3D composition only when the antenna signal may be the positioning signal transmitted by the object to be tested 400 , and does not perform 3D composition when the antenna signal is not the positioning signal. Therefore, the 3D mapping module 130 It will not be in a working state all the time, which can reduce the power consumption of the three-dimensional mapping module 130 .

[0066] Wherein, please refer to FIG. 15, which is a schematic diagram of an electrical connection of the terminal fitting 100 provided by the embodiment of the application. The terminal accessory 100 in this embodiment of the present application may be powered by the battery 224 of the mobile terminal 200 instead of the power supply 160. The antenna module 120, the three-dimensional mapping module 130, the transmission module 140, and the attitude detection module 150 of the terminal accessory 100 may directly or It is indirectly electrically connected to the battery 224 of the mobile terminal 200 , so that the battery 224 of the mobile terminal 200 can supply power to the terminal accessory 100 .

[0067] It can be understood that the battery 224 can supply power to the above-mentioned modules of the terminal fitting 100 through a physical electrical connection, and the battery 224 can also supply power to the above-mentioned modules of the terminal fitting 100 by means of wireless charging,

It can be understood that the terminal fitting 100 can be set in a power supply circuit, and the power supply circuit can be electrically connected with the battery 224, and the power supply circuit can distribute the power of the battery 224 to the antenna module 120, the three-dimensional mapping module 130, and the transmission module. 140 and the gesture detection module 150.

[0069] The terminal accessory 100 of the embodiment of the present application utilizes the battery 224 of the mobile terminal 200 for power supply, and the terminal accessory 100 itself is not provided with the battery 224, which can reuse the battery 224 of the mobile terminal 200 and save the cost of the terminal accessory 100. [0070] Please refer to FIG. 16, which is another schematic diagram of electrical connection of the terminal fitting 100 provided by the embodiment of the present application. The terminal accessory 100 in this embodiment of the present application may also be provided with a power source 160 without reusing the battery 224 of the mobile terminal 200 . The power supply 160 of the terminal accessory 100 may be directly or indirectly electrically connected to the antenna module 120 , the three-dimensional mapping module 130 , the transmission module 140 , and the attitude detection module 150 and supply power to them respectively.

[0071] It is understood that the power source 160 may be a rechargeable battery 224, such as, but not limited to, a lithium battery 224. The power source 160 may also be a non-rechargeable battery 224 . This embodiment of the present application does not limit this.

[0072] The terminal accessory 100 in the embodiment of the present application is configured with a power supply 160, and the terminal accessory 100 does not need to reuse the battery 224 of the mobile terminal 200, and will not affect the battery life of the battery 224 of the mobile terminal 200.

[0073] Among them, please refer to FIG. 17, FIG. 17 is a third structural schematic diagram of the terminal fitting 100 provided by the embodiment of the application. The terminal accessory 100 in this embodiment of the present application may further include a control module 170 .

[0074] The control module 170 may be directly or indirectly electrically connected with the antenna module 120, the three-dimensional mapping module 130, the transmission module 140, and the attitude detection module 150 to control the operations of the above modules, respectively. In addition, the control module 170 can also determine the holding mode of the terminal accessory 100, so that the radiation capability of the antenna module 120 in the target radiation direction is due to the radiation capability in other directions; the antenna module 120 can receive the test in the target radiation direction The positioning signal transmitted by the object 400.

[0075] It can be understood that the radiation capability may refer to the capability of the antenna module 120 to receive signals, and may also refer to the capability of the antenna module 120 to transmit signals. The target radiation direction may be the direction of the radiation pattern when the antenna module 120 transmits a certain frequency signal, and the signal strength of the signal received by the antenna module 120 in the target radiation direction may be greater than that in other directions.

The signal strength of the received signal, so that the radiation capability of the antenna module 120 in the target radiation direction can be better than the radiation capability in other directions.

[0076] It can be understood that the holding mode of the terminal accessory 100 may be related to the radiation direction when it is not held. Exemplarily, when the terminal accessory 100 is not held and the antenna module 120 is a directional antenna, the radiation performance of the antenna module 120 in the target radiation direction is optimal. At this time, the control module 170 can select a holding mode, for example, determine that the holding mode of the terminal accessory 100 is not to block the main radiation direction of the directional antenna, so as to ensure the radiation performance of the antenna module 120 in the target radiation direction. Alternatively, the control module 170 may also determine that the holding mode of the terminal accessory 100 is to block the radiation direction of the antenna module 120 toward the direction other than the target radiation direction, so as to weaken the radiation performance of the antenna module 120 in other radiation directions and strengthen the radiation performance of the antenna module 120 in this direction. Radiation performance in the target radiation direction.

In another example, when the terminal accessory 100 is not held and the antenna module 120 is a non-directional antenna with poor omnidirectional performance or poor directional performance, at this time, the control module 170 may select a holding mode, such as determining The holding mode of the terminal accessory 100 is to block part of the radiation direction of the antenna module 120 so that the radiation direction of the blocked antenna module 120 faces the target radiation direction, so that the radiation performance of the antenna module 120 in other radiation directions can be weakened and the antenna can be strengthened. The radiation performance of the module 120 in the target radiation direction enables the antenna module 120 to form an antenna structure with directional performance. After the terminal accessory 100 in the embodiment of the present application is held in this holding mode, the radiation performance of the antenna module 120 in the target radiation direction is stronger, and the directivity of the antenna module 120 is stronger.

It should be noted that the embodiment of the present application determines the holding mode of the terminal accessory 100 so that the radiation capability of the antenna module 120 in the target radiation direction is better than the radiation capability in other directions. The method can also be within the protection scope of the embodiments of the present application.

[0079] The terminal accessory 100 may be provided with a memory (not shown) to store the target radiation direction of the antenna module 120 of the terminal accessory 100. According to the target radiation direction, the terminal accessory 100 can determine its holding mode by itself, and can transmit the holding mode to the wireless communication or electrical connection (for example, through the first wireless module 110, and then, for example, through the transmission module 140). The mobile terminal 200, so that the mobile terminal 200 can output an indication signal indicating the holding mode, so as to instruct the user to hold the terminal accessory 100 according to the indication signal. Of course, according to the target radiation direction, the terminal accessory 100 can also transmit its target radiation direction to the mobile terminal 200 through wireless communication or electrical connection, and the mobile terminal 200 determines the holding mode according to the received target radiation direction and outputs an indication of holding An indication signal of the mode to instruct the user to hold the terminal accessory 100 according to the indication signal. Alternatively, when the terminal accessory 100 works independently of the mobile terminal 200, the terminal accessory 100 can also determine its own holding mode and output an indication signal indicating the holding mode to instruct the user to hold the terminal accessory 100 according to the indication signal.

[0080] It can be understood that, the terminal accessory 100 may be provided with a preset holding mode set. The preset holding mode set may pre-store multiple holding modes and the target radiation direction in each holding mode. For example, please refer to FIG. 18. FIG. 18 is a schematic diagram of a set of preset holding modes provided by an embodiment of the present application. The holding modes may include, but are not limited to, one-handed long-side mode a (for example, holding the left side) or the right long side area), one-hand holding a bottom side mode b (for example holding a bottom short side area), one-hand C-shaped holding three-side mode c (for example holding a short side and two long sides of the Partial area), one-hand L-shaped holding both sides mode d (such as holding part of a short side and a long side), one-hand holding both sides mode e (such as holding part of two long sides but not Holding the short side), holding the three-side mode f with both hands (for example, both hands cover the entire lower part of the terminal fitting 100) . . .

[0081] It can be understood that the holding mode of the embodiment of the present application is not limited to the example in FIG. 18 , for example, the holding mode may also include that the terminal accessory 100 is erected in the forward direction and the user holds the short side of the bottom in a C-shape with one hand and the mode of the partial area of the two long sides.

This embodiment of the present application does not limit this.

It can be understood that, when the antenna module 120 is a directional antenna with better directional performance, based on the good directivity of the directional antenna, at this time, the user can hold the terminal accessory 100 and make the antenna module 120 of the terminal accessory 100. The radiation direction may be toward the direction of the space to be detected.

[0083] It should be noted that this embodiment of the present application does not specifically limit the holding modes in the preset holding mode set. Any holding mode in which the radiation capability of the antenna module 120 in the target radiation direction can be superior to the radiation capability in other directions through this holding mode is within the protection scope of the embodiments of the present application.

[0084] In some embodiments, the terminal accessory 100 may display an image of the holding mode on the display device of the mobile terminal 200 to output an indication signal, so that the user can hold the terminal accessory 100 with reference to the image. Of course, the terminal accessory 100 or the mobile terminal 200 can also, but is not limited to, transmit voice, vibration motor, flashlight and other modules through a sound-emitting device such as a speaker to output an indication signal. The embodiment of the present application does not limit the specific manner of outputting the indication signal.

It can be understood that, after the terminal accessory 100 or the mobile terminal 200 detects the user's execution instruction signal, the terminal accessory 100 or the mobile terminal 200 can also control the antenna module 120 to transmit signals to verify that the antenna module 120 is in the holding state. Whether the ability to receive signals in the target radiation direction is stronger than the ability to receive signals in other radiation directions, so as to verify whether the direction of the radiation pattern of the antenna module 120 in the holding state is the target radiation direction. If the verification is successful, the terminal accessory 100 can use the ability of the antenna module 120 to receive signals in the target radiation direction to detect and locate the object under test 400; if the verification is unsuccessful, the terminal accessory 100 can re-collect from the preset holding mode Change another holding mode as the holding mode until the radiation capability of the terminal accessory 100 in the target radiation direction is better than the radiation capability in other radiation directions. This embodiment of the present application does not specifically limit this.

Wherein, the control module 170 can control the antenna module 120 to be in a working state, and the antenna module 120 can receive a signal of a specific frequency. The antenna module 120 can receive the positioning signal transmitted by the object under test 400 .

[0087] It can be understood that the positioning signal can be any type of wireless signal that is transmitted by the object to be tested 400 and carries any information, and is not limited to a GPS signal that carries position information. For example, considering that most of the DUT 400 and the terminal accessory 100 or the mobile terminal 200 can be connected to the same local area network, the positioning signal can be a signal in the form of Wi-Fi, and both the antenna module 120 and the DUT 400 can transmit Wi-Fi Fi signal.

[0088] Wherein, when the positioning signal intensity radiation preset threshold, the control module 170 can generate a prompt signal to indicate the position of the object to be measured 400.

[0089] After the terminal accessory 100 receives the positioning signal of the object to be tested 400, the terminal accessory 100 can compare the strength of the positioning signal with a preset threshold by itself. The terminal accessory 100 may also transmit the received positioning signal to the mobile terminal 200 through wireless communication or electrical connection, so that the mobile terminal 200 compares the magnitude relationship between the strength of the positioning signal and a preset threshold. This embodiment of the present application does not specifically limit this.

[0090] When the terminal accessory 100 or the mobile terminal 200 determines that the signal strength of the positioning signal received by the antenna module 120 meets the signal strength threshold, it means that the terminal accessory 100 receives the positioning signal transmitted by the object under test 400 very strongly, and the object under test 400 may Located near the terminal accessory 100, the terminal accessory 100 or the mobile terminal 200 may output a prompt signal indicating the position of the object to be tested 400 to remind the user that the object to be tested 400 is near the current position.

It can be understood that the terminal accessory 100 can transmit the prompt signal to the mobile terminal 200 through wireless communication; Mobile terminal 200 . At this time, the mobile terminal 200 may receive the terminal by means of wireless communication or by means of electrical connection

The prompt signal transmitted by the accessory 100 may, but is not limited to, output prompt information corresponding to the indication signal through the display screen 221, a speaker and other sounding devices to indicate the position of the object 400 to the user. For example, the mobile terminal 200 can mark the approximate position range of the object 400 under test at the signal heat map displayed on the display screen 221 with a more prominent prompt; of course, the mobile terminal 200 can also display the approximate position of the object 400 under test. When the range is reached, the user can also be reminded through the speaker and other means. The embodiment of the present application does not limit the specific manner of outputting the indication signal.

[0092] In the terminal accessory 100 of the embodiment of the present application, the control module 170 determines the holding mode of the terminal accessory 100, so that the radiation capability of the antenna module 120 in the target radiation direction is better than the radiation capability in other directions, on the one hand, Using the better radiation capability of the antenna module 120 with better directional performance in the target radiation direction to receive the positioning signal transmitted by the object to be tested 400, the terminal accessory 100 can detect the positioning signal more sensitively; The holding mode enables the user to hold a local area of the terminal accessory 100 , the antenna module 120 can be more directional, so that the sensitivity of the terminal accessory 100 to positioning signals can be further improved, and the terminal accessory 100 can be more accurate and faster. The location of the object 400.

[0093] Wherein, in order to better cooperate with the three-dimensional mapping module 130 of the terminal accessory 100 to construct a signal heat map, the terminal accessory 100 of the embodiment of the present application can select a movement mode from a preset movement mode set, and output an instruction to the user to adopt the movement mode. The control signal of the mobile terminal accessory 100 in the mode is used to move the terminal accessory 100 according to the moving mode, and the three-dimensional mapping module 130 can better collect the surrounding environment of the terminal accessory 100 .

[0094] It can be understood that, the terminal accessory 100 may be pre-stored with a preset movement mode set. The preset movement mode set may be pre-stored with a plurality of preset movement modes, for example, but not limited to, including: moving forward, moving forward left, moving forward right, moving upward, moving downward, etc. . The terminal accessory 100 may select one movement mode from a plurality of movement modes in the preset movement mode set as the movement mode of the terminal accessory 100 , so as to control the user to move the terminal accessory 100 .

[0095] It can be understood that the terminal accessory 100 may randomly select a movement mode from the preset movement mode set as the movement mode; the terminal accessory 100 may also move from a preset movement according to a preset movement rule (such as an orientation priority rule). Select a mobile mode from the Modes collection. Exemplarily, please refer to FIG. 19 , which is a diagram of a second application scenario of the terminal accessory 100 provided by the embodiment of the present application. The preset movement mode set may include a plurality of first movement modes and a plurality of second movement modes, and the plurality of first movement modes may be movement modes in different directions in the same plane (for example, a forward movement mode in the XOY plane). , forward left movement mode, forward right movement mode), the plurality of first movement modes may instruct the terminal accessory 100 to move in different directions within the first plane. The plurality of second movement modes are movement modes in different directions in another plane (eg, upward movement mode, downward movement mode in the XOZ plane), and the plurality of second movement modes may instruct the terminal accessory 100 to move along the second plane. The second plane may be different from (eg, perpendicular to) the first plane. The terminal accessory 100 may randomly select one movement mode from a plurality of first movement modes, for example, moving forward as the movement mode. After the user moves the terminal accessory 100 according to the at least one first movement mode, the three-dimensional mapping module 130 may collect the terminal accessories. 100 images of the surrounding environment.

[0096] In some embodiments, the terminal accessory 100 may, but is not limited to, output the control signal through a sound-producing device such as a speaker. In other embodiments, the terminal accessory 100 may also transmit the selected movement mode to the mobile terminal 200 through wireless communication or electrical connection, and the mobile terminal 200 may output the movement through a display screen 221, a speaker and other sounding devices according to the received movement mode model.

[0097] In some embodiments, in order to help the three-dimensional mapping module 130 to better construct a signal heat map, when the received positioning signal strength of the terminal accessory 100 in this embodiment of the present application does not meet the preset threshold, it may again determine a signal that is different from the predetermined threshold. aforementioned

The selected movement mode is used as the new movement mode of the terminal accessory 100. After the user moves the terminal accessory 100 according to the newly selected movement mode, the positioning signal of the object under test 400 received by the antenna module 120 in the target radiation direction can be continuously determined until the positioning After the signal strength of the signal meets the preset threshold, a prompt signal indicating the position of the object to be tested 400 is output.

Exemplarily, as shown in FIG. 19 , when the strength of the positioning signal received by the antenna module 120 does not meet the preset threshold, the terminal accessory 100 can select from the second movement modes after selecting each first movement mode One or more mobility modes to control the user mobile terminal accessory 100 . After the user moves the terminal accessory 100 according to each first movement mode and at least one second movement mode, the electronic device 10 , the terminal accessory 100 or the mobile terminal 200 can determine the object to be tested 400 received by the antenna module 120 in the target radiation direction positioning signal. Therefore, the positioning method of the embodiment of the present application can first select a plurality of first movement modes in the first plane, and then select a movement mode from a plurality of second movement modes in the second plane, and the selection of the movement mode is more efficient. Regularity, the terminal accessories 100 can be gradually discharged and approached the object to be tested 400 in the order from the XOY plane to the XOZ plane. position, the 3D mapping module 130 can construct a signal heat map more accurately.

[0099] Of course, it should be noted that the terminal accessory 100 may also select a movement mode from a plurality of second movement modes first, and then select a movement mode from a plurality of first movement modes. This embodiment of the present application does not specifically limit this.

[0100] Based on the structure of the above-mentioned terminal accessory 100 and the electronic device 10, please refer to FIG. 20, which is a schematic flowchart of a positioning method provided by an embodiment of the present application. The positioning method in this embodiment of the present application is applied to the terminal accessory 100 of any of the above-mentioned embodiments. The terminal accessory 100 may be electrically or communicatively connected to the mobile terminal 200. The mobile terminal 200 includes a display screen 221, and the terminal accessory 100 includes an antenna module 120, a three-dimensional Mapping module 130 and transmission module 140 . The positioning method includes: [0101] In 101, control the antenna module 120 to receive the positioning signal of the object to be measured 400;

[0102] The antenna module 120 can be used to receive wireless signals, for example, can receive the positioning signal of the object under test 400. It can be understood that the antenna module 120 may be a directional antenna or a non-directional antenna. The so-called directional antenna refers to an antenna module 120 that transmits and receives electromagnetic waves in one or several specific directions with particularly strong strength, while transmitting and receiving electromagnetic waves in other directions is zero or extremely small. The so-called non-directional antenna is opposite to the directional antenna. The non-directional antenna radiates or receives electromagnetic waves uniformly in all directions without obvious directivity. This embodiment of the present application does not limit the specific structure of the antenna module 120 .

In 102, control the three-dimensional mapping module 130 to collect the image of the surrounding environment of the terminal accessory 100, and carry out three-dimensional mapping according to the image and the positioning signal to obtain a signal heat map; the signal heat map is used to reflect the surrounding environment at different locations. The strength of the positioning signal;

[0104] The three-dimensional mapping module 130 can collect images of the surrounding environment of the terminal accessory 100, and can perform three-dimensional mapping according to the collected graphics and the positioning signal received by the antenna module 120 and obtain a signal heat map. The signal heat map can reflect the strength of the positioning signal at different locations in the surrounding environment.

[0105] In 103, the control transmission module 140 transmits the signal heat map to the display screen 221 of the mobile terminal 200, so that the display screen 221 displays the signal heat map.

The transmission module 140 can be directly electrically connected with the three-dimensional mapping module 130, and the transmission module 140 can also be indirectly electrically connected with the three-dimensional mapping module 130 through the control module 170, and the transmission module 140 can receive the data transmitted by the three-dimensional detection module. Signal heat map information.

[0107] It can be understood that the transmission module 140 can transmit the information recorded in the signal heat map to the display screen 221, so that the display screen 221 can display the signal heat map. The user can identify the locations in the surrounding environment of the terminal accessory 100 where the signal strength of the positioning signal is stronger according to the signal heat map displayed on the display screen 221 .

Look for the object to be tested 400 at a position with a higher degree of intensity.

[0108] In some embodiments, the terminal accessory 100 further includes a gesture detection module 150. The positioning method of the embodiment of the present application may further include: controlling the posture detection module 150 to detect the current posture of the terminal accessory 100. In step 102, the three-dimensional mapping module 130 is controlled to collect images of the surrounding environment of the terminal accessory 100, and three-dimensional mapping is performed according to the image and the positioning signal to obtain a signal heat map, including: controlling the three-dimensional mapping module 130 to collect the surrounding environment of the terminal accessory 100. The image of the environment, and three-dimensional mapping is performed according to the image, the current posture and the positioning signal, and the signal heat map is obtained.

[0109] In some embodiments, the positioning method of the embodiment of the present application may further include: when the user moves the terminal accessory 100, controlling the antenna module 120 to receive the positioning signal of the object under test 400 in real time.

In some embodiments, the positioning method of the embodiment of the present application may further include: when the user moves the terminal accessory 100, controlling the three-dimensional mapping module 130 to collect the image of the surrounding environment of the terminal accessory 100 in real time, and real-time according to the image and Locate the signal for 3D mapping and update the signal heat map in real time.

In some embodiments, the positioning method of the embodiment of the present application may further include: in the process of the user moving the terminal accessory 100, controlling the antenna module 120 to receive the antenna signal in the free space; the three-dimensional mapping module 130 is also used for : When the antenna signal may be the positioning signal transmitted by the object to be tested 400, the image is collected and the signal heat map is obtained.

[0112] In the positioning method of the embodiment of the present application, the antenna module 120 of the terminal accessory 100 can receive the positioning signal of the object to be measured 400, and the three-dimensional mapping module 130 can collect the image of the surrounding environment of the terminal accessory 100 and according to the image and the positioning signal After three-dimensional mapping is performed and a signal heat map is obtained, the transmission module 140 can transmit the signal heat map to the display screen 221 of the mobile terminal 200 and cause the display screen 221 to display the signal heat map. Based on this, the terminal accessory 100 in this embodiment of the present application can use the positioning signal received by the antenna module 120 and the surrounding environment image collected by the three-dimensional mapping module 130 to construct a signal heat map, which can visually display the positioning at different positions in the surrounding environment. The strength of the signal can effectively guide the user to detect and locate the object to be tested 400 . In addition, in the embodiment of the present application, the antenna module 120 is externally disposed in the terminal accessory 100 but not disposed in the mobile terminal 200. The antenna module 120 has a large design space, and the directivity of the antenna module 120 can be designed better. The antenna module 120 can It has better radiation performance, which is more conducive to the positioning of the object to be tested 400 .

[0113] The terminal accessories, electronic devices, and positioning methods provided by the embodiments of the present application are described in detail above. The principles and implementations of the present application are described herein using specific examples, and the descriptions of the above embodiments are only used to help understand the methods and core ideas of the present application; meanwhile, for those skilled in the art, according to the Thoughts, there will be changes in specific implementations and application scopes. To sum up, this content should not be construed as a limitation on this application.