FR2682838B1 - Recepteur et emetteur radio produisant une diversite. - Google Patents
Recepteur et emetteur radio produisant une diversite.Info
- Publication number
- FR2682838B1 FR2682838B1 FR9210640A FR9210640A FR2682838B1 FR 2682838 B1 FR2682838 B1 FR 2682838B1 FR 9210640 A FR9210640 A FR 9210640A FR 9210640 A FR9210640 A FR 9210640A FR 2682838 B1 FR2682838 B1 FR 2682838B1
- Authority
- FR
- France
- Prior art keywords
- radio receiver
- transmitter producing
- diversity
- producing diversity
- transmitter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0891—Space-time diversity
- H04B7/0894—Space-time diversity using different delays between antennas
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0667—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal
- H04B7/0671—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal using different delays between antennas
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
- H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Radio Relay Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9119194A GB2259430B (en) | 1991-09-07 | 1991-09-07 | Radio receiver and transmitter providing diversity |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2682838A1 FR2682838A1 (fr) | 1993-04-23 |
FR2682838B1 true FR2682838B1 (fr) | 1996-07-12 |
Family
ID=10701102
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9210640A Expired - Fee Related FR2682838B1 (fr) | 1991-09-07 | 1992-09-07 | Recepteur et emetteur radio produisant une diversite. |
Country Status (13)
Country | Link |
---|---|
JP (1) | JPH06169273A (ja) |
KR (1) | KR930007119A (ja) |
AU (1) | AU2098192A (ja) |
CA (1) | CA2076290A1 (ja) |
DE (1) | DE4229573A1 (ja) |
FI (1) | FI923987A (ja) |
FR (1) | FR2682838B1 (ja) |
GB (1) | GB2259430B (ja) |
HK (1) | HK1001340A1 (ja) |
IL (1) | IL102817A (ja) |
IT (1) | IT1258477B (ja) |
PL (1) | PL174158B1 (ja) |
SE (1) | SE9202541L (ja) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5659572A (en) | 1993-11-22 | 1997-08-19 | Interdigital Technology Corporation | Phased array spread spectrum system and method |
US5614914A (en) | 1994-09-06 | 1997-03-25 | Interdigital Technology Corporation | Wireless telephone distribution system with time and space diversity transmission for determining receiver location |
GB9424341D0 (en) * | 1994-12-02 | 1995-01-18 | Philips Electronics Uk Ltd | Receiver diversity |
JPH10512114A (ja) * | 1994-12-29 | 1998-11-17 | モトローラ・インコーポレーテッド | マルチアクセス・デジタルアップコンバータ/変調器および方法 |
US5579341A (en) * | 1994-12-29 | 1996-11-26 | Motorola, Inc. | Multi-channel digital transceiver and method |
GB2299488A (en) * | 1995-03-16 | 1996-10-02 | Motorola Ltd | Radio antenna arrangement |
JPH0974372A (ja) * | 1995-09-04 | 1997-03-18 | Matsushita Electric Ind Co Ltd | スペクトラム拡散無線伝送受信装置 |
DE19539312A1 (de) * | 1995-10-23 | 1997-04-24 | Grundig Emv | Verfahren zur Erhöhung der Übertragungssicherheit bei Funkalarmanlagen |
BR9612319A (pt) * | 1995-12-28 | 1999-07-13 | Qualcomm Inc | Processo e aparelho para proporcionar diversidade de antena em um rádio o telefone portátil |
JPH10247869A (ja) * | 1997-03-04 | 1998-09-14 | Nec Corp | ダイバーシティ回路 |
US5926503A (en) * | 1997-08-27 | 1999-07-20 | Motorola, Inc. | DS-CDMA receiver and forward link diversity method |
GB2332124B (en) * | 1997-12-05 | 2002-07-17 | British Broadcasting Corp | Digital radio communication system |
DE69940111D1 (de) | 1999-02-16 | 2009-01-29 | Mitsubishi Electric Corp | Funkübertragungssystem, sender und empfänger |
JP3379465B2 (ja) * | 1999-03-03 | 2003-02-24 | 日本電気株式会社 | 無線通信システム及びそれに用いる基地局並びに移動機 |
DE10026538A1 (de) * | 2000-05-27 | 2001-11-29 | Deutsche Telekom Ag | Verfahren und Diversity-Empfangsvorrichtung zum Empfangen eines Mehrträger-Signals |
US6748024B2 (en) * | 2001-03-28 | 2004-06-08 | Nokia Corporation | Non-zero complex weighted space-time code for multiple antenna transmission |
JP4731055B2 (ja) * | 2001-06-29 | 2011-07-20 | パナソニック株式会社 | 無線通信装置及び無線通信方法 |
US8233555B2 (en) * | 2004-05-17 | 2012-07-31 | Qualcomm Incorporated | Time varying delay diversity of OFDM |
WO2006011424A1 (ja) * | 2004-07-28 | 2006-02-02 | Matsushita Electric Industrial Co., Ltd. | ダイバーシティ型受信装置および受信方法 |
GB2423441A (en) * | 2005-02-22 | 2006-08-23 | Cambridge Silicon Radio Ltd | Reducing signal paths required in an antenna diversity system |
WO2006134366A1 (en) * | 2005-06-17 | 2006-12-21 | Cambridge Enterprise Limited | Restoring corrupted audio signals |
WO2007038969A1 (en) * | 2005-10-05 | 2007-04-12 | Telecom Italia S.P.A | Method and system for multiple antenna communications, related apparatus and corresponding computer program product |
JP2010183171A (ja) | 2009-02-03 | 2010-08-19 | Toshiba Corp | 受信機 |
JP2010187188A (ja) * | 2009-02-12 | 2010-08-26 | Softbank Mobile Corp | 無線中継装置及び無線中継システム |
GB2472074B (en) * | 2009-07-24 | 2012-05-16 | Vodafone Plc | System and method utilising transmit diversity |
GB2482761B (en) * | 2011-06-17 | 2015-12-23 | Airwave Solutions Ltd | Communications system, apparatus and method |
US9800315B2 (en) * | 2013-10-10 | 2017-10-24 | Sony Corporation | Reception apparatus, reception method, and program |
US11791810B2 (en) | 2019-08-13 | 2023-10-17 | Nanowave Technologies Inc. | Transposed delay line oscillator and method |
JP7486305B2 (ja) * | 2019-11-22 | 2024-05-17 | 日本無線株式会社 | 無線受信装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB854720A (en) * | 1958-05-12 | 1960-11-23 | Lenkurt Electric Co Inc | Improvements in or relating to electrical diversity signalling systems |
JPS5255310A (en) * | 1975-10-30 | 1977-05-06 | Kokusai Denshin Denwa Co Ltd | Phase control circuit |
US4160952A (en) * | 1978-05-12 | 1979-07-10 | Bell Telephone Laboratories, Incorporated | Space diversity receiver with combined step and continuous phase control |
FR2628914B1 (fr) * | 1988-03-18 | 1990-06-29 | Alcatel Thomson Faisceaux | Recepteur pour systeme de transmission par voie hertzienne a diversite d'espace, comprenant un combineur de diversite |
FR2628913B1 (fr) * | 1988-03-18 | 1990-06-29 | Alcatel Thomson Faisceaux | Recepteur pour systeme de transmission par voie hertzienne a diversite d'espace |
GB2237706A (en) * | 1989-11-03 | 1991-05-08 | Racal Res Ltd | Radio communications link with diversity |
-
1991
- 1991-09-07 GB GB9119194A patent/GB2259430B/en not_active Expired - Fee Related
-
1992
- 1992-08-13 AU AU20981/92A patent/AU2098192A/en not_active Abandoned
- 1992-08-14 IL IL10281792A patent/IL102817A/en not_active IP Right Cessation
- 1992-08-18 CA CA002076290A patent/CA2076290A1/en not_active Abandoned
- 1992-09-04 JP JP4260555A patent/JPH06169273A/ja active Pending
- 1992-09-04 FI FI923987A patent/FI923987A/fi unknown
- 1992-09-04 IT ITRM920645A patent/IT1258477B/it active IP Right Grant
- 1992-09-04 DE DE4229573A patent/DE4229573A1/de active Pending
- 1992-09-04 SE SE9202541A patent/SE9202541L/ not_active Application Discontinuation
- 1992-09-07 KR KR1019920016264A patent/KR930007119A/ko not_active Application Discontinuation
- 1992-09-07 FR FR9210640A patent/FR2682838B1/fr not_active Expired - Fee Related
- 1992-09-07 PL PL92295855A patent/PL174158B1/pl unknown
-
1998
- 1998-01-16 HK HK98100370A patent/HK1001340A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ITRM920645A1 (it) | 1994-03-04 |
GB9119194D0 (en) | 1991-10-23 |
SE9202541D0 (sv) | 1992-09-04 |
IL102817A0 (en) | 1993-02-21 |
CA2076290A1 (en) | 1993-03-08 |
IT1258477B (it) | 1996-02-26 |
KR930007119A (ko) | 1993-04-22 |
JPH06169273A (ja) | 1994-06-14 |
ITRM920645A0 (it) | 1992-09-04 |
GB2259430A (en) | 1993-03-10 |
GB2259430B (en) | 1996-05-01 |
SE9202541L (sv) | 1993-03-08 |
HK1001340A1 (en) | 1998-06-12 |
PL174158B1 (pl) | 1998-06-30 |
PL295855A1 (en) | 1993-05-04 |
IL102817A (en) | 1996-01-19 |
FR2682838A1 (fr) | 1993-04-23 |
DE4229573A1 (de) | 1993-04-15 |
FI923987A (fi) | 1993-03-08 |
AU2098192A (en) | 1993-03-11 |
FI923987A0 (fi) | 1992-09-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |