WO2005046082A1 - アンテナ選択ダイバーシチ装置及び受信方法 - Google Patents
アンテナ選択ダイバーシチ装置及び受信方法 Download PDFInfo
- Publication number
- WO2005046082A1 WO2005046082A1 PCT/JP2004/016338 JP2004016338W WO2005046082A1 WO 2005046082 A1 WO2005046082 A1 WO 2005046082A1 JP 2004016338 W JP2004016338 W JP 2004016338W WO 2005046082 A1 WO2005046082 A1 WO 2005046082A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- antenna
- selection
- currently used
- measurement
- reception level
- Prior art date
Links
Classifications
-
- 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
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive 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
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/544,388 US7221963B2 (en) | 2003-11-06 | 2004-11-04 | Antenna selection diversity apparatus and reception method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003377499A JP2005142866A (ja) | 2003-11-06 | 2003-11-06 | アンテナ選択ダイバーシチ装置及び受信方法 |
JP2003-377499 | 2003-11-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005046082A1 true WO2005046082A1 (ja) | 2005-05-19 |
Family
ID=34567149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/016338 WO2005046082A1 (ja) | 2003-11-06 | 2004-11-04 | アンテナ選択ダイバーシチ装置及び受信方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7221963B2 (ja) |
JP (1) | JP2005142866A (ja) |
KR (1) | KR20060085941A (ja) |
WO (1) | WO2005046082A1 (ja) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3977795B2 (ja) * | 2003-10-23 | 2007-09-19 | 株式会社東芝 | ダイバーシチアンテナ装置およびダイバーシチアンテナ制御方法 |
US8154409B2 (en) * | 2004-01-16 | 2012-04-10 | Sensormatic Electronics, LLC | Systems for and methods of assigning priority to reader antennae |
US7558554B2 (en) * | 2004-02-24 | 2009-07-07 | Broadcom Corporation | Method and system for antenna selection diversity with prediction |
US8068872B2 (en) * | 2005-10-06 | 2011-11-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Signaling support for antenna selection using subset lists and subset masks |
JP4585974B2 (ja) * | 2006-01-31 | 2010-11-24 | アイコム株式会社 | 切替ダイバシティ方式無線通信機 |
JP4750585B2 (ja) * | 2006-02-28 | 2011-08-17 | 株式会社東海理化電機製作所 | 電子キー通信装置及び電子キー通信システム |
EP2009812A1 (en) * | 2006-04-20 | 2008-12-31 | Panasonic Corporation | Diversity receiver apparatus |
KR100895576B1 (ko) * | 2007-05-11 | 2009-04-29 | 주식회사 팬택 | 다중입력 다중출력 무선 랜 환경에서 안테나를 선택하여데이터를 전송하는 방법 |
US20090241577A1 (en) * | 2008-03-26 | 2009-10-01 | Sanyo Electric Co., Ltd. | Chiller unit, refrigeration system having chiller unit and air conditioner having chiller unit |
US20110065391A1 (en) * | 2008-05-27 | 2011-03-17 | Akihiko Shiotsuki | Wireless communication apparatus for changing directional pattern of variable directivity antenna according to variations in radio wave propagation enviroment |
JP5228648B2 (ja) | 2008-06-26 | 2013-07-03 | 富士通株式会社 | 端末装置及びそのダイバーシティアンテナ制御方法 |
JP2010118738A (ja) * | 2008-11-11 | 2010-05-27 | Sharp Corp | 無線通信システム、通信装置、および無線通信方法 |
KR101231399B1 (ko) * | 2008-12-19 | 2013-02-07 | 한국전자통신연구원 | 다중안테나 무선채널측정장치의 적응적 수신 전력 제어 장치 및 그 운용 방법 |
KR101067367B1 (ko) * | 2009-02-27 | 2011-09-23 | 한국과학기술원 | 빔 스캐닝 기법을 이용한 무선 네트워크 접속 장치 및 방법 |
JP5344978B2 (ja) | 2009-04-22 | 2013-11-20 | パナソニック株式会社 | 指向性パターン決定方法 |
JP5387120B2 (ja) * | 2009-05-11 | 2014-01-15 | 株式会社リコー | 無線通信端末 |
US8396442B2 (en) | 2009-06-12 | 2013-03-12 | Panasonic Corporation | Wireless communication apparatus capable of rapidly changing directional patterns of multiple steerable antenna apparatuses |
WO2011065020A1 (ja) | 2009-11-27 | 2011-06-03 | パナソニック株式会社 | 無線通信装置 |
KR101141429B1 (ko) * | 2009-12-03 | 2012-05-03 | 삼성전기주식회사 | 다이버시티 안테나 시스템의 안테나 선택 장치 및 방법 |
JP5551574B2 (ja) * | 2009-12-24 | 2014-07-16 | 株式会社東海理化電機製作所 | 受信装置 |
WO2011080903A1 (ja) | 2009-12-28 | 2011-07-07 | パナソニック株式会社 | 可変指向性アンテナ装置 |
US8532047B2 (en) * | 2010-08-12 | 2013-09-10 | Samsung Electronics Co., Ltd. | Methods and apparatus for uplink control transmit diversity |
US9344174B2 (en) | 2012-05-21 | 2016-05-17 | Qualcomm Incorporated | Systems, apparatus, and methods for antenna selection |
US8942772B2 (en) | 2012-05-21 | 2015-01-27 | Qualcomm Incorporated | Systems, apparatus, and methods for arbitration of antenna switch configuration among different clients |
CN106961294B (zh) * | 2016-01-11 | 2020-12-25 | 联发科技(新加坡)私人有限公司 | 通信装置和天线选择方法 |
CN107154807B (zh) * | 2017-05-12 | 2020-10-30 | 奇酷互联网络科技(深圳)有限公司 | 数据传输控制方法、装置和移动终端 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02202729A (ja) * | 1989-01-31 | 1990-08-10 | Sumitomo Electric Ind Ltd | 指向性ダイバーシチアンテナ切替方式 |
JPH0653879A (ja) * | 1992-07-31 | 1994-02-25 | Mitsubishi Electric Corp | コードレス電話器 |
JPH09214409A (ja) * | 1996-02-07 | 1997-08-15 | Nippon Telegr & Teleph Corp <Ntt> | ダイバーシチ方法 |
JP2000295151A (ja) * | 1999-04-05 | 2000-10-20 | Matsushita Electric Ind Co Ltd | ダイバーシティ受信機 |
JP2001127680A (ja) * | 1999-10-28 | 2001-05-11 | Matsushita Electric Ind Co Ltd | アンテナ制御装置及びアンテナ制御方法 |
JP2001244861A (ja) * | 2000-02-29 | 2001-09-07 | Matsushita Electric Ind Co Ltd | 無線受信装置及び方法 |
JP2001285156A (ja) * | 2000-03-29 | 2001-10-12 | Clarion Co Ltd | ダイバーシティ受信機 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1292584C (en) | 1987-11-30 | 1991-11-26 | Henry Ludwig Kazecki | Antenna selection control circuit |
JP2552928B2 (ja) * | 1990-01-31 | 1996-11-13 | 三菱電機株式会社 | アンテナ選択ダイバーシチ受信装置 |
JP3101437B2 (ja) | 1992-10-23 | 2000-10-23 | 三洋電機株式会社 | デジタル携帯電話装置 |
US6922549B2 (en) * | 2003-10-31 | 2005-07-26 | Cisco Technology, Inc. | Error vector magnitude selection diversity metric for OFDM |
-
2003
- 2003-11-06 JP JP2003377499A patent/JP2005142866A/ja active Pending
-
2004
- 2004-11-04 US US10/544,388 patent/US7221963B2/en not_active Expired - Fee Related
- 2004-11-04 KR KR1020067008706A patent/KR20060085941A/ko not_active Application Discontinuation
- 2004-11-04 WO PCT/JP2004/016338 patent/WO2005046082A1/ja active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02202729A (ja) * | 1989-01-31 | 1990-08-10 | Sumitomo Electric Ind Ltd | 指向性ダイバーシチアンテナ切替方式 |
JPH0653879A (ja) * | 1992-07-31 | 1994-02-25 | Mitsubishi Electric Corp | コードレス電話器 |
JPH09214409A (ja) * | 1996-02-07 | 1997-08-15 | Nippon Telegr & Teleph Corp <Ntt> | ダイバーシチ方法 |
JP2000295151A (ja) * | 1999-04-05 | 2000-10-20 | Matsushita Electric Ind Co Ltd | ダイバーシティ受信機 |
JP2001127680A (ja) * | 1999-10-28 | 2001-05-11 | Matsushita Electric Ind Co Ltd | アンテナ制御装置及びアンテナ制御方法 |
JP2001244861A (ja) * | 2000-02-29 | 2001-09-07 | Matsushita Electric Ind Co Ltd | 無線受信装置及び方法 |
JP2001285156A (ja) * | 2000-03-29 | 2001-10-12 | Clarion Co Ltd | ダイバーシティ受信機 |
Also Published As
Publication number | Publication date |
---|---|
JP2005142866A (ja) | 2005-06-02 |
US20060234776A1 (en) | 2006-10-19 |
KR20060085941A (ko) | 2006-07-28 |
US7221963B2 (en) | 2007-05-22 |
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