DE60042602D1 - Altung von diversitätsantennen bei signalausfall - Google Patents

Altung von diversitätsantennen bei signalausfall

Info

Publication number
DE60042602D1
DE60042602D1 DE60042602T DE60042602T DE60042602D1 DE 60042602 D1 DE60042602 D1 DE 60042602D1 DE 60042602 T DE60042602 T DE 60042602T DE 60042602 T DE60042602 T DE 60042602T DE 60042602 D1 DE60042602 D1 DE 60042602D1
Authority
DE
Germany
Prior art keywords
signal
diode
rssi
pin
aging
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
Application number
DE60042602T
Other languages
English (en)
Inventor
Mark A Kenkel
Edgar C Reihl
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 Acquisition Holdings Inc
Original Assignee
Shure Acquisition Holdings 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 Acquisition Holdings Inc filed Critical Shure Acquisition Holdings Inc
Application granted granted Critical
Publication of DE60042602D1 publication Critical patent/DE60042602D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
DE60042602T 1999-05-04 2000-05-03 Altung von diversitätsantennen bei signalausfall Expired - Lifetime DE60042602D1 (de)

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
PCT/US2000/011776 WO2000067395A1 (en) 1999-05-04 2000-05-01 Method and apparatus for predictably switching diversity antennas on signal dropout

Publications (1)

Publication Number Publication Date
DE60042602D1 true DE60042602D1 (de) 2009-09-03

Family

ID=23178751

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60042621T Expired - Lifetime DE60042621D1 (de) 1999-05-04 2000-05-03 Verfahren und Vorrichtung zur vorhersagbaren Umschaltung von Diversitätsantennen bei Signalausfall
DE60042602T Expired - Lifetime DE60042602D1 (de) 1999-05-04 2000-05-03 Altung von diversitätsantennen bei signalausfall

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE60042621T Expired - Lifetime DE60042621D1 (de) 1999-05-04 2000-05-03 Verfahren und Vorrichtung zur vorhersagbaren Umschaltung von Diversitätsantennen bei Signalausfall

Country Status (11)

Country Link
US (2) US6296565B1 (de)
EP (4) EP1764932A1 (de)
JP (1) JP4755764B2 (de)
KR (1) KR100667382B1 (de)
CN (1) CN1359564A (de)
AT (2) ATE437483T1 (de)
DE (2) DE60042621D1 (de)
DK (2) DK1222754T3 (de)
HK (1) HK1102247A1 (de)
TW (1) TW504907B (de)
WO (1) WO2000067395A1 (de)

Families Citing this family (42)

* 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
US8031129B2 (en) 2004-08-18 2011-10-04 Ruckus Wireless, Inc. Dual band dual polarization antenna array
US7880683B2 (en) 2004-08-18 2011-02-01 Ruckus Wireless, Inc. Antennas with polarization diversity
US7193562B2 (en) 2004-11-22 2007-03-20 Ruckus Wireless, Inc. Circuit board having a peripheral antenna apparatus with selectable antenna elements
US7292198B2 (en) 2004-08-18 2007-11-06 Ruckus Wireless, Inc. System and method for an omnidirectional planar antenna apparatus with selectable elements
US7696946B2 (en) * 2004-08-18 2010-04-13 Ruckus Wireless, Inc. Reducing stray capacitance in antenna element switching
US7652632B2 (en) 2004-08-18 2010-01-26 Ruckus Wireless, Inc. Multiband omnidirectional planar antenna apparatus with selectable elements
US7965252B2 (en) 2004-08-18 2011-06-21 Ruckus Wireless, Inc. Dual polarization antenna array with increased wireless coverage
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
US7893882B2 (en) 2007-01-08 2011-02-22 Ruckus Wireless, Inc. Pattern shaping of RF emission patterns
US7646343B2 (en) 2005-06-24 2010-01-12 Ruckus Wireless, Inc. Multiple-input multiple-output wireless antennas
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
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
US8810371B2 (en) 2008-06-12 2014-08-19 Vicinity Pty Ltd Antenna design and interrogator system
EP2207273B1 (de) 2009-01-09 2016-01-06 AKG Acoustics GmbH Verfahren und Gerät zum Empfangen digitaler Audiodaten
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
US9634403B2 (en) 2012-02-14 2017-04-25 Ruckus Wireless, Inc. Radio frequency emission pattern shaping
US10186750B2 (en) 2012-02-14 2019-01-22 Arris Enterprises Llc Radio frequency antenna array with spacing element
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
US10230161B2 (en) 2013-03-15 2019-03-12 Arris Enterprises Llc Low-band reflector for dual band directional antenna
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
DE3107970C2 (de) * 1980-03-03 1983-09-29 Pioneer Electronic Corp., Tokyo FM-Empfänger mit wenigstens zwei Antennen
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

Also Published As

Publication number Publication date
KR100667382B1 (ko) 2007-01-10
EP1764930B1 (de) 2009-07-22
DK1764930T3 (da) 2009-11-23
EP1764930A1 (de) 2007-03-21
HK1102247A1 (en) 2007-11-09
EP1764932A1 (de) 2007-03-21
US20010046848A1 (en) 2001-11-29
EP1222754B1 (de) 2009-07-22
WO2000067395A1 (en) 2000-11-09
JP2003512745A (ja) 2003-04-02
DE60042621D1 (de) 2009-09-03
KR20010113908A (ko) 2001-12-28
US6296565B1 (en) 2001-10-02
US6871054B2 (en) 2005-03-22
EP1222754A4 (de) 2005-07-13
CN1359564A (zh) 2002-07-17
ATE437483T1 (de) 2009-08-15
EP1764931A1 (de) 2007-03-21
EP1222754A1 (de) 2002-07-17
DK1222754T3 (da) 2009-11-16
JP4755764B2 (ja) 2011-08-24
ATE437482T1 (de) 2009-08-15
TW504907B (en) 2002-10-01

Similar Documents

Publication Publication Date Title
DE60042602D1 (de) Altung von diversitätsantennen bei signalausfall
US6108526A (en) Antenna system and method thereof
DE60136906D1 (de) Empfänger mit antennendiversity
CA2210578A1 (en) Diversity gain controlled cell-site transmission to prevent traffic signals from propagating beyond reachable extent of control signals
ATE331312T1 (de) Funktelefonanlage mit gruppenantenne für fahrzeuge
ATE406712T1 (de) Drahtloskommunikationsfunkempfänger zur räumlichen diversität
ATE398862T1 (de) Radiosystem und verfahren zum steuern eines radiosystems
WO2002049238A1 (fr) Appareil radio portatif presentant une fonction de commutation d'antennes
KR19980033998A (ko) 무선 전송 시스템에서 공간 다이버시티를 적용한 수신 장치 및 방법
DE3688354D1 (de) Diversity-antenne fuer mobile funkgeraete.
DE60234723D1 (de) Sende-empfangs-schalter mit hochleistungsschutz
US8068877B1 (en) Systems and methods of antenna selection
US7010272B2 (en) Double-port multi-through RF switch
EP0831597A3 (de) Nachrichtenempfangssystem und dazugehöriges Steuerverfahren
KR19980035436A (ko) 저잡음 안테나 스위치 다이버시티 시스템
KR19990016636A (ko) 적응 기준 레벨을 갖는 저잡음 안테나 스위치 다이버시티장치
KR100695291B1 (ko) 링크 마진 향상을 위한 안테나 스위칭 구조 및 이를채용한 이동단말기
EP1098454A3 (de) Verfahren zur Auswahl einer von mehreren Antennen in einer Antennediversity-Empfangsanlage und Antennendiversity-Empfangsanlage
KR0159207B1 (ko) 공간 다이버시티 수신기
US20050026586A1 (en) Radio receiver for vehicle and control method thereof
JP2569840B2 (ja) パルス受信装置
KR100629597B1 (ko) 이동통신단말기의 송신장치
JPH0923176A (ja) ダイバーシチ装置
KR19990025146A (ko) 씨티-2 전력제어를 이용한 수신 다중 경로 선택 시스템
JPH09331275A (ja) ホットスタンバイ方式を採用し送信出力制御可能な無線 装置

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KUDLEK & GRUNERT PATENTANWAELTE PARTNERSCHAFT, 803