Diversity receiver
Abstract
A diversity receiver capable of preventing dephasing caused by antenna switching at the time of demodulation regardless of an antenna switching timing is provided. A diversity receiver includes a first receiving means having a first tuner unit and a first demodulating unit, a second receiving means having a second tuner unit and a second demodulating unit, and a diversity synthesizing means for adding demodulated signals respectively output from the demodulating units of the receiving means. A signal received by a specific antenna is uninterruptedly input to the first receiving means, and one of signals received by a plurality of antennas is selectively input to the second receiving means.

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Term ended
Projected expiry passed 2 February 2025, 1.6 years ago.
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- Filed
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1 sheet
Sheet 1
Every citation, both waysCites: the store holds 4 of 5
| Document | Relation | Office | Category | Cited during | Relevant claims |
|---|---|---|---|---|---|
| EP0620657A1 | Cites | European Patent Office (EPO) | A | Search report | 1-3 |
| EP1148584A2 | Cites | European Patent Office (EPO) | A | Search report | 1-3 |
| US2003190903A1 | Cites | United States of America | A | Search report | 1-3 |
| US5313660A | Cites | United States of America | A | Search report | 1-3 |
4 priority claims, no other members on record
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 2004031612 | Japan | A | |
| 2004031612 | Japan | – | |
| 2004031612 | – | – | – |
| JP20040031612 | – | – | – |
10 legal events, as 2 offices reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | Office | |
|---|---|---|---|
| Designated country de not longer valid8566 | 8566 | DE | |
| Application deemed to be withdrawnWithdrawn18D | 18D | EP | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWNSTAA | STAA | EP | |
| Designation fees paidAKX | AKX | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAX | AX | EP | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | EP | |
| Designated contracting statesAK | AK | EP | |
| Request for extension of the european patentAX | AX | EP | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI | EP |
Numbers
- Publication
- 1562308
- Publication, DOCDB
- 1562308
- Publication, EPODOC
- EP1562308
- Application
- 5002149
- Application, DOCDB
- 05002149
- Application, EPODOC
- EP20050002149
Titles3
- German
- Diversitätsempfänger
- English
- Diversity receiver
- French
- Récepteur à diversité
Classification
- CPC, 3
- H04B7/0874
- H04B7/0814
- H04B7/0882
- IPC, 2
- H04B7 08
- H04J11 00
Designated states36
- Contracting states, 30
- Austria
- Belgium
- Bulgaria
- Switzerland
- Cyprus
- Czechia
- Germany
- Denmark
- Estonia
- Spain
- Finland
- France
- United Kingdom
- Greece
- Hungary
- Ireland
- Iceland
- Italy
- Liechtenstein
- Lithuania
- Luxembourg
- Monaco
- Netherlands (Kingdom of the)
- Poland
and 6 moreShow fewer
- Portugal
- Romania
- Sweden
- Slovenia
- Slovakia
- Türkiye
- Extension states, 6
- Albania
- Bosnia and Herzegovina
- Croatia
- Latvia
- North Macedonia
- Yugoslavia, later Serbia and Montenegro (until 2006)