HK1036359A1 - Diversity cdma reception apparatus having only onecdma receiving part - Google Patents

Diversity cdma reception apparatus having only onecdma receiving part

Info

Publication number
HK1036359A1
HK1036359A1 HK01107086A HK01107086A HK1036359A1 HK 1036359 A1 HK1036359 A1 HK 1036359A1 HK 01107086 A HK01107086 A HK 01107086A HK 01107086 A HK01107086 A HK 01107086A HK 1036359 A1 HK1036359 A1 HK 1036359A1
Authority
HK
Hong Kong
Prior art keywords
onecdma
receiving part
reception apparatus
cdma reception
diversity cdma
Prior art date
Application number
HK01107086A
Other languages
English (en)
Inventor
Tooru Ogino
Original Assignee
Nec Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nec Corp filed Critical Nec Corp
Publication of HK1036359A1 publication Critical patent/HK1036359A1/xx

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
    • H04B7/0802—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)
HK01107086A 1999-06-30 2001-10-09 Diversity cdma reception apparatus having only onecdma receiving part HK1036359A1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
HK1036359A1 true HK1036359A1 (en) 2001-12-28

Family

ID=16155135

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01107086A HK1036359A1 (en) 1999-06-30 2001-10-09 Diversity cdma reception apparatus having only onecdma receiving part

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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
CN1254038C (zh) 2006-04-26
AU775177B2 (en) 2004-07-22
AU4377700A (en) 2001-01-04
JP2001016146A (ja) 2001-01-19
US7043218B1 (en) 2006-05-09

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20100630