CN1254038C - 只有一个码分多址接收部分的分集码分多址接收设备 - Google Patents
只有一个码分多址接收部分的分集码分多址接收设备 Download PDFInfo
- Publication number
- CN1254038C CN1254038C CNB001199838A CN00119983A CN1254038C CN 1254038 C CN1254038 C CN 1254038C CN B001199838 A CNB001199838 A CN B001199838A CN 00119983 A CN00119983 A CN 00119983A CN 1254038 C CN1254038 C CN 1254038C
- Authority
- CN
- China
- Prior art keywords
- receiving equipment
- electric field
- reception
- antenna
- reception antenna
- 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 - Lifetime
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Images
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
- H04B7/0802—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 antenna selection
- H04B7/0805—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 antenna selection with single receiver and antenna switching
- H04B7/0808—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 antenna selection with single receiver and antenna switching comparing all antennas before reception
-
- 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
- H04B7/0802—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 antenna selection
- H04B7/0831—Compensation of the diversity switching process for non-uniform properties or faulty operations of the switches used in the diversity switching process
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
- Circuits Of Receivers In General (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18454899A JP3458772B2 (ja) | 1999-06-30 | 1999-06-30 | ディジタル多重受信装置及び受信方法 |
JP184548/1999 | 1999-06-30 | ||
JP184548/99 | 1999-06-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1291831A CN1291831A (zh) | 2001-04-18 |
CN1254038C true CN1254038C (zh) | 2006-04-26 |
Family
ID=16155135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001199838A Expired - Lifetime CN1254038C (zh) | 1999-06-30 | 2000-06-30 | 只有一个码分多址接收部分的分集码分多址接收设备 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7043218B1 (zh) |
EP (1) | EP1065805B1 (zh) |
JP (1) | JP3458772B2 (zh) |
CN (1) | CN1254038C (zh) |
AU (1) | AU775177B2 (zh) |
DE (1) | DE60029690T2 (zh) |
HK (1) | HK1036359A1 (zh) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8090381B2 (en) * | 2001-11-20 | 2012-01-03 | At&T Intellectual Property Ii, L.P. | Protocol assisted switched diversity of antennas |
KR100548321B1 (ko) * | 2003-01-07 | 2006-02-02 | 엘지전자 주식회사 | 동위상 합성 다이버시티 수신 장치 및 방법 |
JP4189656B2 (ja) | 2003-04-28 | 2008-12-03 | 日本電気株式会社 | Agc受信機を用いた携帯電話のアンテナ切り替え方法、およびその携帯端末 |
US7383063B2 (en) * | 2003-09-18 | 2008-06-03 | Kyocera Wireless Corp. | Communication device with diversity antenna |
JP2005151369A (ja) * | 2003-11-19 | 2005-06-09 | Nec Corp | アンテナ選択システム及びその方法並びにそれを用いた無線通信装置 |
CA2558474C (en) * | 2004-03-05 | 2012-11-27 | Qualcomm Incorporated | Method and apparatus for receive diversity control in wireless communications |
JP4323381B2 (ja) * | 2004-06-03 | 2009-09-02 | Okiセミコンダクタ株式会社 | 無線受信装置 |
EP1841091B1 (en) * | 2005-01-18 | 2010-10-20 | NTT DoCoMo, Inc. | Mobile communication terminal and reception diversity interrupting method |
US20060276149A1 (en) * | 2005-06-03 | 2006-12-07 | Microtune (Texas), L.P. | Multi-band broadcast tuner |
US7593753B1 (en) * | 2005-07-19 | 2009-09-22 | Sprint Communications Company L.P. | Base station antenna system employing circular polarization and angular notch filtering |
JP4594845B2 (ja) * | 2005-11-09 | 2010-12-08 | シャープ株式会社 | 携帯電話装置 |
JP2007274039A (ja) * | 2006-03-30 | 2007-10-18 | Clarion Co Ltd | ダイバーシティ装置、及び、車載器 |
JP2007281909A (ja) * | 2006-04-07 | 2007-10-25 | Matsushita Electric Ind Co Ltd | 受信装置とこれを用いた電子機器 |
JP4711892B2 (ja) * | 2006-06-05 | 2011-06-29 | パナソニック株式会社 | マルチアンテナ通信装置 |
JP2008109208A (ja) * | 2006-10-23 | 2008-05-08 | Sharp Corp | 携帯型放送受信機及び受信レベル表示方法 |
JP4660572B2 (ja) * | 2008-05-29 | 2011-03-30 | 京セラ株式会社 | 携帯通信機器及び通信制御方法 |
AR086723A1 (es) * | 2011-06-22 | 2014-01-15 | Vam Drilling France | Dispositivo tubular de comunicacion por radiofrecuencia para cabeza de pozo de perforacion |
US9198098B2 (en) * | 2012-11-27 | 2015-11-24 | Qualcomm Incorporated | Inter radio access technology (IRAT) measurement to improve user equipment (UE) battery performance |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56168440A (en) | 1980-05-30 | 1981-12-24 | Nissan Motor Co Ltd | Diversity receiver for car |
JPS59153178A (ja) * | 1983-02-21 | 1984-09-01 | Advantest Corp | 信号検出装置 |
JPH05206903A (ja) | 1992-01-29 | 1993-08-13 | Matsushita Electric Ind Co Ltd | ダイバーシチ装置 |
JP3081076B2 (ja) | 1993-03-10 | 2000-08-28 | 松下電器産業株式会社 | 無線通信装置におけるアンテナ・ダイバーシチ方法 |
JPH0936843A (ja) | 1995-07-20 | 1997-02-07 | Kokusai Electric Co Ltd | ダイバーシチ受信回路 |
JPH09331282A (ja) | 1996-06-12 | 1997-12-22 | Saitama Nippon Denki Kk | アンテナ切替ダイバーシチ回路 |
US6032033A (en) * | 1996-12-03 | 2000-02-29 | Nortel Networks Corporation | Preamble based selection diversity in a time division multiple access radio system using digital demodulation |
US6009307A (en) * | 1997-05-13 | 1999-12-28 | Qualcomm Incorporated | Multiple antenna detecting and selecting |
JPH118577A (ja) * | 1997-06-17 | 1999-01-12 | Saitama Nippon Denki Kk | 無線機 |
JP3031306B2 (ja) | 1997-07-31 | 2000-04-10 | 日本電気株式会社 | 移動無線装置 |
US6296565B1 (en) | 1999-05-04 | 2001-10-02 | Shure Incorporated | Method and apparatus for predictably switching diversity antennas on signal dropout |
-
1999
- 1999-06-30 JP JP18454899A patent/JP3458772B2/ja not_active Expired - Lifetime
-
2000
- 2000-06-29 US US09/606,761 patent/US7043218B1/en not_active Expired - Lifetime
- 2000-06-29 EP EP20000113827 patent/EP1065805B1/en not_active Expired - Lifetime
- 2000-06-29 DE DE2000629690 patent/DE60029690T2/de not_active Expired - Lifetime
- 2000-06-30 AU AU43777/00A patent/AU775177B2/en not_active Ceased
- 2000-06-30 CN CNB001199838A patent/CN1254038C/zh not_active Expired - Lifetime
-
2001
- 2001-10-09 HK HK01107086A patent/HK1036359A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE60029690D1 (de) | 2006-09-14 |
JP3458772B2 (ja) | 2003-10-20 |
DE60029690T2 (de) | 2007-06-06 |
EP1065805A2 (en) | 2001-01-03 |
EP1065805B1 (en) | 2006-08-02 |
CN1291831A (zh) | 2001-04-18 |
EP1065805A3 (en) | 2002-12-18 |
AU775177B2 (en) | 2004-07-22 |
AU4377700A (en) | 2001-01-04 |
HK1036359A1 (en) | 2001-12-28 |
JP2001016146A (ja) | 2001-01-19 |
US7043218B1 (en) | 2006-05-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LENOVO INNOVATION CO., LTD. (HONGKONG) Free format text: FORMER OWNER: NEC CORP. Effective date: 20141203 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; TO: HONG KONG, CHINA |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141203 Address after: Hongkong, China Patentee after: LENOVO INNOVATIONS Co.,Ltd.(HONG KONG) Address before: Tokyo, Japan Patentee before: NEC Corp. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20060426 |