AT369022T

Using geographical coordinates to determine mobile station time position for synchronization during diversity handover

Abstract

A method of operating a communications system division multiple access code comprising a source base (BSS) station and a base stations (BSD) station having a synchronization searcher wherein a mobile station (MS) specific establishes a connection to the source base station; characterized in that the method comprises: initiating a transfer control connection to contact a specific mobile station to the target base station; establish a starting position (SP) of a search window synchronization (SA) for the seeker synchronization destination station, being used the search window synchronization to detect a transmission received from a specific mobile station in the station target base during a handover control of a connection to contact the specific mobile station from the source station to the destination base station; wherein the step of establishing the starting position involves calculating a distance from a position of geographical coordinates of a mobile station to a position of geographical coordinates of the base station controller in a control node (CN) network radio the communication system division multiple access code; and communicate the position of the start time from the controller node of the radio network to the destination base station.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
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21 members in 7 offices

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Priority claims
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25047500United States of AmericaP

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US2002068567A1United States of AmericaA1
US2002072370A1United States of AmericaA1
WO0247400A2World Intellectual Property Organization (WIPO)A2
WO0247422A2World Intellectual Property Organization (WIPO)A2
AU1863002AAustraliaA
AU2122302AAustraliaA
WO0247422A3World Intellectual Property Organization (WIPO)A3
WO0247400A3World Intellectual Property Organization (WIPO)A3
EP1340393A2European Patent Office (EPO)A2
EP1340396A2European Patent Office (EPO)A2
US6954644B2United States of AmericaB2
US6980803B2United States of AmericaB2
EP1340396B1European Patent Office (EPO)B1
AT369022TThis recordAustriaT
DE60129734D1GermanyD1
EP1340393B1European Patent Office (EPO)B1
ES2290090T3SpainT3
AT386407TAustriaT
DE60132802D1GermanyD1
DE60129734T2GermanyT2
ES2300304T3SpainT3