CN1359564A - 针对信号衰减可预测地切换分集式天线的方法和设备 - Google Patents

针对信号衰减可预测地切换分集式天线的方法和设备 Download PDF

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Publication number
CN1359564A
CN1359564A CN00808842A CN00808842A CN1359564A CN 1359564 A CN1359564 A CN 1359564A CN 00808842 A CN00808842 A CN 00808842A CN 00808842 A CN00808842 A CN 00808842A CN 1359564 A CN1359564 A CN 1359564A
Authority
CN
China
Prior art keywords
signal
antenna
receiving equipment
type receiving
signal level
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.)
Pending
Application number
CN00808842A
Other languages
English (en)
Chinese (zh)
Inventor
马克·A·肯克尔
埃德加·C·赖尔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shure Inc
Original Assignee
Shure Inc
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 Shure Inc filed Critical Shure Inc
Publication of CN1359564A publication Critical patent/CN1359564A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • 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
    • 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
    • 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)
CN00808842A 1999-05-04 2000-05-01 针对信号衰减可预测地切换分集式天线的方法和设备 Pending CN1359564A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/304,972 US6296565B1 (en) 1999-05-04 1999-05-04 Method and apparatus for predictably switching diversity antennas on signal dropout
US09/304,972 1999-05-04

Publications (1)

Publication Number Publication Date
CN1359564A true CN1359564A (zh) 2002-07-17

Family

ID=23178751

Family Applications (1)

Application Number Title Priority Date Filing Date
CN00808842A Pending CN1359564A (zh) 1999-05-04 2000-05-01 针对信号衰减可预测地切换分集式天线的方法和设备

Country Status (10)

Country Link
US (2) US6296565B1 (https=)
EP (4) EP1764932A1 (https=)
JP (1) JP4755764B2 (https=)
KR (1) KR100667382B1 (https=)
CN (1) CN1359564A (https=)
AT (2) ATE437483T1 (https=)
DE (2) DE60042621D1 (https=)
DK (2) DK1764930T3 (https=)
TW (1) TW504907B (https=)
WO (1) WO2000067395A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100508870C (zh) * 2004-06-30 2009-07-08 奥林巴斯株式会社 接收系统

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6296565B1 (en) * 1999-05-04 2001-10-02 Shure Incorporated Method and apparatus for predictably switching diversity antennas on signal dropout
JP3458772B2 (ja) * 1999-06-30 2003-10-20 日本電気株式会社 ディジタル多重受信装置及び受信方法
JP4232879B2 (ja) * 1999-09-02 2009-03-04 パナソニック株式会社 通信装置
US7088965B1 (en) * 2002-01-08 2006-08-08 Sprint Spectrum L.P. Fractal antenna system and method for improved wireless telecommunications
US7242917B2 (en) * 2002-11-05 2007-07-10 Motorola Inc. Apparatus and method for antenna attachment
JP3952404B2 (ja) * 2003-05-19 2007-08-01 ソニー株式会社 受信装置
KR100613580B1 (ko) * 2004-06-24 2006-08-16 주식회사 팬택앤큐리텔 분리도를 개선시킨 듀얼 안테나 장치
US7652632B2 (en) 2004-08-18 2010-01-26 Ruckus Wireless, Inc. Multiband omnidirectional planar antenna apparatus with selectable elements
US7498996B2 (en) 2004-08-18 2009-03-03 Ruckus Wireless, Inc. Antennas with polarization diversity
US7965252B2 (en) 2004-08-18 2011-06-21 Ruckus Wireless, Inc. Dual polarization antenna array with increased wireless coverage
US7696946B2 (en) * 2004-08-18 2010-04-13 Ruckus Wireless, Inc. Reducing stray capacitance in antenna element switching
US7880683B2 (en) 2004-08-18 2011-02-01 Ruckus Wireless, Inc. Antennas with polarization diversity
US8031129B2 (en) 2004-08-18 2011-10-04 Ruckus Wireless, Inc. Dual band dual polarization antenna array
US7193562B2 (en) 2004-11-22 2007-03-20 Ruckus Wireless, Inc. Circuit board having a peripheral antenna apparatus with selectable antenna elements
US7362280B2 (en) 2004-08-18 2008-04-22 Ruckus Wireless, Inc. System and method for a minimized antenna apparatus with selectable elements
US7292198B2 (en) 2004-08-18 2007-11-06 Ruckus Wireless, Inc. System and method for an omnidirectional planar antenna apparatus with selectable elements
JP2006067281A (ja) 2004-08-27 2006-03-09 Matsushita Electric Ind Co Ltd アンテナスイッチモジュール
CN1934750B (zh) 2004-11-22 2012-07-18 鲁库斯无线公司 包括具有可选择天线元件的外围天线装置的电路板
US7358912B1 (en) 2005-06-24 2008-04-15 Ruckus Wireless, Inc. Coverage antenna apparatus with selectable horizontal and vertical polarization elements
US7646343B2 (en) 2005-06-24 2010-01-12 Ruckus Wireless, Inc. Multiple-input multiple-output wireless antennas
US7893882B2 (en) * 2007-01-08 2011-02-22 Ruckus Wireless, Inc. Pattern shaping of RF emission patterns
JP2007103991A (ja) * 2005-09-30 2007-04-19 Hitachi Kokusai Electric Inc ダイバーシティ受信の位相制御方法および装置
US20070135154A1 (en) * 2005-12-14 2007-06-14 Motorola, Inc. Method and system for controlling transmitter power using antenna loading on a multi-antenna system
US7639106B2 (en) 2006-04-28 2009-12-29 Ruckus Wireless, Inc. PIN diode network for multiband RF coupling
DE102006032822A1 (de) * 2006-07-14 2008-01-24 Sennheiser Electronic Gmbh & Co. Kg Tragbares mobiles Endgerät
CN101595653B (zh) * 2006-12-19 2013-03-20 Akg声学有限公司 用于分集接收的设备
US8115637B2 (en) 2008-06-03 2012-02-14 Micron Technology, Inc. Systems and methods to selectively connect antennas to receive and backscatter radio frequency signals
WO2009149506A1 (en) 2008-06-12 2009-12-17 Magellan Technology Pty Ltd. Antenna design and interrogator system
EP2207273B1 (en) 2009-01-09 2016-01-06 AKG Acoustics GmbH Method and device for receiving digital audio data
US8217843B2 (en) 2009-03-13 2012-07-10 Ruckus Wireless, Inc. Adjustment of radiation patterns utilizing a position sensor
US8698675B2 (en) 2009-05-12 2014-04-15 Ruckus Wireless, Inc. Mountable antenna elements for dual band antenna
US8049574B2 (en) * 2009-05-18 2011-11-01 Lockheed Martin Corporation High power UHF single-pole multi-throw switch
US9407012B2 (en) 2010-09-21 2016-08-02 Ruckus Wireless, Inc. Antenna with dual polarization and mountable antenna elements
US8803681B2 (en) * 2011-09-09 2014-08-12 Favepc Inc. Object finder
US8756668B2 (en) 2012-02-09 2014-06-17 Ruckus Wireless, Inc. Dynamic PSK for hotspots
US10186750B2 (en) 2012-02-14 2019-01-22 Arris Enterprises Llc Radio frequency antenna array with spacing element
US9634403B2 (en) 2012-02-14 2017-04-25 Ruckus Wireless, Inc. Radio frequency emission pattern shaping
US9092610B2 (en) 2012-04-04 2015-07-28 Ruckus Wireless, Inc. Key assignment for a brand
US9570799B2 (en) 2012-09-07 2017-02-14 Ruckus Wireless, Inc. Multiband monopole antenna apparatus with ground plane aperture
US9179336B2 (en) 2013-02-19 2015-11-03 Mimosa Networks, Inc. WiFi management interface for microwave radio and reset to factory defaults
US9520935B2 (en) 2013-03-15 2016-12-13 Shure Acquisition Holdings, Inc. Wireless audio receiver system and method
CN105051975B (zh) 2013-03-15 2019-04-19 艾锐势有限责任公司 用于双频带定向天线的低频带反射器
US9379789B2 (en) * 2013-07-03 2016-06-28 Qualcomm Incorporated Antenna selection adjustment
US9998246B2 (en) 2014-03-13 2018-06-12 Mimosa Networks, Inc. Simultaneous transmission on shared channel
US9990712B2 (en) 2015-04-08 2018-06-05 Algotec Systems Ltd. Organ detection and segmentation

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4153878A (en) * 1977-05-02 1979-05-08 Motorola, Inc. Sectored antenna communications receiver with squelch circuit
GB2071465B (en) * 1980-03-03 1984-06-27 Pioneer Electronic Corp Fm receiver for use with motor cars
US4293955A (en) 1980-03-17 1981-10-06 Telex Communications, Inc. Diversity reception system
JPS56168440A (en) * 1980-05-30 1981-12-24 Nissan Motor Co Ltd Diversity receiver for car
JPS58191538A (ja) * 1982-04-30 1983-11-08 Clarion Co Ltd 車載用ダイバ−シテイ受信装置
US4549311A (en) * 1982-08-03 1985-10-22 Motorola, Inc. Method and apparatus for measuring the strength of a radio signal frequency
JPS61257026A (ja) * 1985-05-10 1986-11-14 Pioneer Electronic Corp 音声多重ｔｖチユ−ナ
US4625178A (en) * 1985-07-19 1986-11-25 General Instrument Corporation Feedforward gain block with mirror image error amplifier
JPS62262523A (ja) * 1986-05-08 1987-11-14 Nippon Denso Co Ltd 車両用テレビジヨン受信機のためのアンテナ選択制御装置
US4737733A (en) * 1986-10-29 1988-04-12 Rca Corporation Overdrive control of FET power amplifier
US4943739A (en) * 1988-12-19 1990-07-24 Slaughter Grimes G Non-reflecting transmission line termination
JPH03213021A (ja) * 1990-01-18 1991-09-18 Fujitsu Ltd Ｓｄ受信装置
US5742896A (en) 1990-11-09 1998-04-21 Bose Corporation Diversity reception with selector switching at superaudible rate
JPH04274625A (ja) * 1991-03-01 1992-09-30 Toshiba Corp ダイバーシチアンテナ装置
US5307512A (en) * 1991-06-03 1994-04-26 Motorola, Inc. Power control circuitry for achieving wide dynamic range in a transmitter
US5333175A (en) * 1993-01-28 1994-07-26 Bell Communications Research, Inc. Method and apparatus for dynamic power control in TDMA portable radio systems
JPH077464A (ja) 1993-06-16 1995-01-10 Saakit Design:Kk ダイバーシティー受信機
JPH0746168A (ja) 1993-07-27 1995-02-14 Matsushita Electric Ind Co Ltd ダイバーシティ受信機
KR960009446B1 (en) * 1993-12-23 1996-07-19 Hyundai Electronics Ind A diversity device of gps antenna
JPH07221681A (ja) * 1994-02-07 1995-08-18 Hitachi Ltd ダイバーシチ装置
JPH0818493A (ja) * 1994-06-30 1996-01-19 Casio Comput Co Ltd アンテナ制御装置
JP3022194B2 (ja) 1994-09-02 2000-03-15 三菱電機株式会社 ダイバーシチ受信装置
US5517686A (en) 1994-09-29 1996-05-14 Delco Electronics Corporation Diversity receiver for FM stereo utilizing a pilot tone multiple for phase alignment of received signals
US5777693A (en) 1994-10-04 1998-07-07 Matsushita Electric Industrial Co., Ltd. Diversity receiving apparatus for a mobile unit
US5603107A (en) 1995-06-09 1997-02-11 Ford Motor Company Switching system for diversity antenna FM receiver
US5697081A (en) * 1995-09-12 1997-12-09 Oki Telecom, Inc. Intermodulation distortion reduction circuit utilizing variable attenuation
US6018651A (en) * 1995-11-29 2000-01-25 Motorola, Inc. Radio subscriber unit having a switched antenna diversity apparatus and method therefor
US6023615A (en) * 1995-11-29 2000-02-08 Motorola, Inc. Method for controlling a diversity receiver apparatus in a radio subscriber unit
US5940452A (en) * 1995-11-29 1999-08-17 Motorola, Inc. Dual mode radio subscriber unit having a diversity receiver apparatus and method therefor
US5754583A (en) * 1996-05-06 1998-05-19 Motorola, Inc. Communication device and method for determining finger lock status in a radio receiver
KR19980033998A (ko) * 1996-11-04 1998-08-05 김광호 무선 전송 시스템에서 공간 다이버시티를 적용한 수신 장치 및 방법
US5710995A (en) * 1997-01-16 1998-01-20 Ford Motor Company Adaptive antenna receiver
US6296565B1 (en) * 1999-05-04 2001-10-02 Shure Incorporated Method and apparatus for predictably switching diversity antennas on signal dropout

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100508870C (zh) * 2004-06-30 2009-07-08 奥林巴斯株式会社 接收系统

Also Published As

Publication number Publication date
EP1222754A1 (en) 2002-07-17
US6871054B2 (en) 2005-03-22
HK1102247A1 (en) 2007-11-09
ATE437482T1 (de) 2009-08-15
DE60042621D1 (de) 2009-09-03
EP1764930A1 (en) 2007-03-21
KR100667382B1 (ko) 2007-01-10
DE60042602D1 (de) 2009-09-03
EP1764930B1 (en) 2009-07-22
EP1222754B1 (en) 2009-07-22
US6296565B1 (en) 2001-10-02
EP1222754A4 (en) 2005-07-13
EP1764932A1 (en) 2007-03-21
ATE437483T1 (de) 2009-08-15
DK1222754T3 (da) 2009-11-16
JP4755764B2 (ja) 2011-08-24
KR20010113908A (ko) 2001-12-28
JP2003512745A (ja) 2003-04-02
EP1764931A1 (en) 2007-03-21
TW504907B (en) 2002-10-01
DK1764930T3 (da) 2009-11-23
US20010046848A1 (en) 2001-11-29
WO2000067395A1 (en) 2000-11-09

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication