TW200731722A - Device and method for improving the carrier-to-noise ratio for a receiver with diversity - Google Patents
Device and method for improving the carrier-to-noise ratio for a receiver with diversityInfo
- Publication number
- TW200731722A TW200731722A TW096101170A TW96101170A TW200731722A TW 200731722 A TW200731722 A TW 200731722A TW 096101170 A TW096101170 A TW 096101170A TW 96101170 A TW96101170 A TW 96101170A TW 200731722 A TW200731722 A TW 200731722A
- Authority
- TW
- Taiwan
- Prior art keywords
- carrier
- noise ratio
- diversity
- receiver
- improving
- Prior art date
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
- H04B1/06—Receivers
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/12—Neutralising, balancing, or compensation arrangements
- H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
- H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal
-
- 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
- H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
- H04B7/0842—Weighted combining
- H04B7/0848—Joint weighting
- H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0650124A FR2896370A1 (fr) | 2006-01-13 | 2006-01-13 | Dispositif et methode d'amelioration du rapport porteuse a bruit pour un recepteur a diversite |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200731722A true TW200731722A (en) | 2007-08-16 |
TWI399953B TWI399953B (zh) | 2013-06-21 |
Family
ID=37177829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW096101170A TWI399953B (zh) | 2006-01-13 | 2007-01-12 | 待解調訊號載波對雜訊比之改進方法及裝置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8265211B2 (zh) |
EP (1) | EP1808970A3 (zh) |
JP (1) | JP4965268B2 (zh) |
CN (1) | CN101005579B (zh) |
FR (1) | FR2896370A1 (zh) |
TW (1) | TWI399953B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090003498A1 (en) * | 2007-06-28 | 2009-01-01 | Fruit Larry J | System and method for receiving and combining multiple antenna signals |
EP3046277B1 (en) * | 2015-01-19 | 2023-09-13 | Harman Becker Automotive Systems GmbH | Method and system for reception improvement of an FM tuner in a common channel interference situation |
GB201511369D0 (en) * | 2015-06-29 | 2015-08-12 | Univ Kwazulu Natal | A receive decorrelator for a wireless communication system |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1433588A (en) * | 1966-10-13 | 1976-04-28 | Cit Alcatel | Arrangement for the signal/noise ratio of signals picked up by aerials comprising a plurality of elements |
US4586048A (en) * | 1971-03-04 | 1986-04-29 | The United States Of America As Represented By The Secretary Of The Air Force | Sidelobe canceller |
US3810036A (en) * | 1972-10-05 | 1974-05-07 | Hewlett Packard Co | Phase lock loop for locking on highest amplitude signal |
US4326294A (en) * | 1979-02-13 | 1982-04-20 | Nippon Telegraph & Telephone Public Corporation | Space diversity reception system having compensation means of multipath effect |
JPS561640A (en) * | 1979-06-18 | 1981-01-09 | Nec Corp | Cross polarization compensating precircuit |
JPS59186489A (ja) * | 1983-04-07 | 1984-10-23 | Victor Co Of Japan Ltd | 映像信号処理装置 |
US5237288A (en) * | 1992-06-05 | 1993-08-17 | Sea, Inc. | RF power amplifier linearization |
US5379046A (en) * | 1992-06-09 | 1995-01-03 | Nec Corporation | Interference wave canceller |
US6064865A (en) * | 1999-03-01 | 2000-05-16 | Ford Motor Company | Proportional diversity radio receiver system with dynamic noise-controlled antenna phasers |
US6567649B2 (en) * | 2000-08-22 | 2003-05-20 | Novatel Wireless, Inc. | Method and apparatus for transmitter noise cancellation in an RF communications system |
TW567336B (en) * | 2001-05-04 | 2003-12-21 | Asulab Sa | Radio-frequency signal receiver with means for improving the reception dynamic of said signals |
JP5072151B2 (ja) * | 2001-08-27 | 2012-11-14 | 富士通株式会社 | 移動通信受信装置及びその受信方法 |
KR100677296B1 (ko) * | 2002-03-27 | 2007-02-05 | 엘지전자 주식회사 | 다이버시티 수신 장치 |
JP4094444B2 (ja) * | 2003-01-31 | 2008-06-04 | 株式会社エヌ・ティ・ティ・ドコモ | 無線通信端末 |
-
2006
- 2006-01-13 FR FR0650124A patent/FR2896370A1/fr active Pending
-
2007
- 2007-01-10 US US11/651,769 patent/US8265211B2/en not_active Expired - Fee Related
- 2007-01-12 TW TW096101170A patent/TWI399953B/zh not_active IP Right Cessation
- 2007-01-12 EP EP07100455.0A patent/EP1808970A3/en not_active Withdrawn
- 2007-01-12 JP JP2007004390A patent/JP4965268B2/ja not_active Expired - Fee Related
- 2007-01-15 CN CN2007100020096A patent/CN101005579B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1808970A2 (en) | 2007-07-18 |
CN101005579A (zh) | 2007-07-25 |
US20070165758A1 (en) | 2007-07-19 |
US8265211B2 (en) | 2012-09-11 |
FR2896370A1 (fr) | 2007-07-20 |
CN101005579B (zh) | 2011-04-06 |
TWI399953B (zh) | 2013-06-21 |
EP1808970A3 (en) | 2013-10-09 |
JP2007189694A (ja) | 2007-07-26 |
JP4965268B2 (ja) | 2012-07-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TW200714009A (en) | Diversity receiver | |
WO2009006593A3 (en) | Mobile television broadcast system | |
EP1769601A4 (en) | PILOT TONALITIES IN A MULTI-TRANSMISSION OFDM SYSTEM USED TO CAPTURE BENEFITS OF TRANSCEIVER-RECEIVER DIVERSITY | |
TWI373218B (en) | Method and apparatus to improve closed loop transmit diversity modes performance via interference suppression in a wcdma network equipped with a rake receiver | |
TW200733761A (en) | Mobile communication device with low power receiver for signal detection | |
WO2009102662A3 (en) | Systems and methods for distributed beamforming based on carrier-to-caused interference | |
WO2011028978A3 (en) | Multi-stage interference suppression | |
TWI369878B (en) | Transmitter, receiver and adjusting method for reducing i/q mismatch | |
WO2009111127A3 (en) | Location determination | |
DE602007010474D1 (de) | Verfahren zum empfang eines breitbandsignals mit mehreren antennen und entsprechender empfänger | |
DE502007002632D1 (de) | Empfängerstruktur und verfahren zur demodulation eines quadraturmodulierten signals | |
TW200718077A (en) | Reception of H-ARQ transmissions with interference cancellation in a quasi-orthogonal communication system | |
WO2006015268A3 (en) | System and method for interleaving | |
WO2013117883A8 (en) | Method and apparatus for improved qam constellations | |
TW200635268A (en) | Method for controlling diversity receivers in a wireless communication device | |
TW200731722A (en) | Device and method for improving the carrier-to-noise ratio for a receiver with diversity | |
WO2010128420A3 (en) | Front-end for satellite communication | |
GB2441283B (en) | GPS receiver with improved immunity to collocated transmissions and method therefor | |
EP2485414A3 (en) | Apparatus and method for SINR estimation for HSDPA MIMO receiver | |
MY154548A (en) | Method for fast treating soft soil foundation by a high vacuum densification method in combination with a pile foundation method | |
BRPI0918469A2 (pt) | método para pré-codificação de sinais para transmissão em sistema múltiplas- entradas-múltiplas-saídas sem fio | |
WO2009060183A3 (en) | Method and apparatus for signal discovery | |
WO2009025029A1 (ja) | 移動局および送信ダイバーシチ制御方法 | |
WO2010138590A3 (en) | Method and apparatus for selecting the placement of the sampling window | |
TW200740157A (en) | Hybrid modulus blind equalization for quadrature amplitude modulation (QAM) receivers |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |