CN100512045C - 无线终端设备 - Google Patents
无线终端设备 Download PDFInfo
- Publication number
- CN100512045C CN100512045C CNB2004100086225A CN200410008622A CN100512045C CN 100512045 C CN100512045 C CN 100512045C CN B2004100086225 A CNB2004100086225 A CN B2004100086225A CN 200410008622 A CN200410008622 A CN 200410008622A CN 100512045 C CN100512045 C CN 100512045C
- Authority
- CN
- China
- Prior art keywords
- antenna
- wireless terminal
- terminal device
- incoming level
- time period
- 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
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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
-
- 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
- H04B7/0811—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 during preamble or gap period
-
- 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
- H04B7/0814—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 based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
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 (8)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003066725 | 2003-03-12 | ||
JP066725/2003 | 2003-03-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1531222A CN1531222A (zh) | 2004-09-22 |
CN100512045C true CN100512045C (zh) | 2009-07-08 |
Family
ID=32767940
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004100086225A Expired - Fee Related CN100512045C (zh) | 2003-03-12 | 2004-03-12 | 无线终端设备 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7489662B2 (zh) |
EP (1) | EP1458120A2 (zh) |
CN (1) | CN100512045C (zh) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005210239A (ja) * | 2004-01-21 | 2005-08-04 | 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 |
US7236759B2 (en) * | 2004-03-17 | 2007-06-26 | Interdigital Technology Corporation | Method for steering smart antenna beams for a WLAN using signal and link quality metrics |
KR100736612B1 (ko) * | 2005-07-28 | 2007-07-09 | 엘지전자 주식회사 | 멀티유저 제어 가능한 디지털 방송 시스템 |
FR2889174B1 (fr) * | 2005-07-29 | 2008-08-22 | Potain Soc Par Actions Simplif | Dispositif de radiocommande pour grue a tour |
US20070232309A1 (en) * | 2006-03-31 | 2007-10-04 | Christopher Koszarsky | Wireless terminals and methods employing diverse reception path measurements in transmission gaps |
KR100958495B1 (ko) * | 2006-04-28 | 2010-05-17 | 후지쯔 가부시끼가이샤 | 수신 다이버시티 기능을 갖는 w-cdma 방식에 의한이동기, 및 그 시스템 |
EP2051403A4 (en) * | 2006-08-09 | 2013-05-15 | Fujitsu Ltd | WIRELESS TERMINAL |
US8305949B2 (en) * | 2006-09-11 | 2012-11-06 | Apple Inc. | System and method for spatial multiplexing-based OFDM broadcast/multicast transmission |
JP5025356B2 (ja) * | 2007-07-10 | 2012-09-12 | キヤノン株式会社 | 通信システム、情報処理装置ならびに通信制御方法 |
US8228226B2 (en) * | 2007-11-16 | 2012-07-24 | E-Band Communications Corp. | E-Band receiver and bit error measurement |
CN101989325B (zh) * | 2009-08-05 | 2013-03-06 | 国民技术股份有限公司 | 会自动诊断是否已被非授权改造的射频读卡器及实现方法 |
US8649825B2 (en) * | 2010-07-30 | 2014-02-11 | Blackberry Limited | Mobile wireless communications device with spatial diversity antenna and related methods |
CN102176576A (zh) | 2010-12-03 | 2011-09-07 | 华为终端有限公司 | Usb插头和与其连接的pcb及usb设备 |
US9578520B2 (en) | 2011-12-16 | 2017-02-21 | Qualcomm Incorporated | Receive antenna selection/combining of receive antennas using fewer number of receive chains |
US9083074B2 (en) | 2012-04-09 | 2015-07-14 | Blackberry Limited | Dynamic antenna selection based on user hand position |
US8909308B2 (en) * | 2012-06-28 | 2014-12-09 | Sony Corporation | Antenna swapping methods using a time period that is received from a network, and related wireless electronic devices |
US9967018B2 (en) * | 2013-02-04 | 2018-05-08 | Intel Deutschland Gmbh | Radio communication devices and methods for controlling a radio communication device |
FR3030912B1 (fr) * | 2014-12-23 | 2017-07-14 | Thales Sa | Systeme de communication multi-antennes a faible complexite et procede associe |
CN104518823A (zh) * | 2014-12-23 | 2015-04-15 | 昆山联滔电子有限公司 | 智能天线*** |
CN105281819A (zh) * | 2015-10-31 | 2016-01-27 | 东莞酷派软件技术有限公司 | 一种天线切换方法及终端 |
KR102372072B1 (ko) * | 2016-02-19 | 2022-03-17 | 삼성전자주식회사 | 송신 안테나 선택 방법 및 이를 지원하는 전자 장치 |
CN106301441B (zh) * | 2016-09-21 | 2019-07-09 | 惠州Tcl移动通信有限公司 | 一种降低移动终端辐射伤害的方法及*** |
US11271612B2 (en) * | 2019-08-30 | 2022-03-08 | Qualcomm Incorporated | Antenna switch scheduling |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04302549A (ja) | 1991-03-29 | 1992-10-26 | Furukawa Electric Co Ltd:The | 光多方向伝送方式 |
TW306102B (zh) | 1993-06-14 | 1997-05-21 | Ericsson Telefon Ab L M | |
US5633741A (en) | 1995-02-23 | 1997-05-27 | Lucent Technologies Inc. | Multichannel optical fiber communications |
JP3290338B2 (ja) | 1995-08-30 | 2002-06-10 | 松下電器産業株式会社 | 空間ダイバーシチ送受信装置 |
JP3515358B2 (ja) | 1997-02-14 | 2004-04-05 | 日本電信電話株式会社 | 波長分割多重型光伝送システムおよび方法 |
JPH10308703A (ja) | 1997-03-05 | 1998-11-17 | Fujitsu Ltd | 光伝送装置及び光伝送方法並びに光通信システム |
JP3481456B2 (ja) | 1998-03-31 | 2003-12-22 | 日本電気株式会社 | 双方向wdm光伝送システム |
US6212368B1 (en) * | 1998-05-27 | 2001-04-03 | Ericsson Inc. | Measurement techniques for diversity and inter-frequency mobile assisted handoff (MAHO) |
JP3403950B2 (ja) | 1998-09-07 | 2003-05-06 | 松下電器産業株式会社 | 移動局装置、移動局装置における報知チャンネル受信方法、及び移動局装置におけるセルサーチ方法 |
JP2000332686A (ja) | 1999-05-17 | 2000-11-30 | Nec Corp | 光伝送装置、光伝送システム及び光伝送方法 |
US6799026B1 (en) * | 1999-11-09 | 2004-09-28 | Kathrein-Werke Kg | Handset diversity in wireless communications system |
JP2001230709A (ja) * | 2000-02-17 | 2001-08-24 | Nec Shizuoka Ltd | ダイバーシチ受信装置 |
US7079507B2 (en) * | 2000-02-25 | 2006-07-18 | Nokia Corporation | Method and apparatus for common packet channel assignment |
FI112562B (fi) * | 2000-02-29 | 2003-12-15 | Nokia Corp | Mittausaukkojen määrittäminen keskinäistaajuksien mittauksessa |
JP4592887B2 (ja) | 2000-08-07 | 2010-12-08 | 富士通株式会社 | 波長分散を補償する方法及びシステム |
JP2002261665A (ja) | 2001-02-28 | 2002-09-13 | Matsushita Electric Ind Co Ltd | 携帯無線装置 |
US6747958B2 (en) * | 2001-11-13 | 2004-06-08 | Qualcomm, Incorporated | Transport format combination selection for compressed mode in a W-CDMA system |
-
2004
- 2004-03-12 US US10/798,307 patent/US7489662B2/en not_active Expired - Fee Related
- 2004-03-12 CN CNB2004100086225A patent/CN100512045C/zh not_active Expired - Fee Related
- 2004-03-12 EP EP04005897A patent/EP1458120A2/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN1531222A (zh) | 2004-09-22 |
US20040179491A1 (en) | 2004-09-16 |
US7489662B2 (en) | 2009-02-10 |
EP1458120A2 (en) | 2004-09-15 |
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Legal Events
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C06 | Publication | ||
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
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: 20141126 |
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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 |
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TR01 | Transfer of patent right |
Effective date of registration: 20141126 Address after: Hongkong, China Patentee after: LENOVO INNOVATIONS Co.,Ltd.(HONG KONG) Address before: Tokyo, Japan Patentee before: NEC Corp. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090708 Termination date: 20170312 |
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CF01 | Termination of patent right due to non-payment of annual fee |