KR100667382B1 - 신호 드롭아웃시에 예측가능하게 다이버시티 안테나를스위칭하는 방법 및 장치 - Google Patents

신호 드롭아웃시에 예측가능하게 다이버시티 안테나를스위칭하는 방법 및 장치 Download PDF

Info

Publication number
KR100667382B1
KR100667382B1 KR1020017014037A KR20017014037A KR100667382B1 KR 100667382 B1 KR100667382 B1 KR 100667382B1 KR 1020017014037 A KR1020017014037 A KR 1020017014037A KR 20017014037 A KR20017014037 A KR 20017014037A KR 100667382 B1 KR100667382 B1 KR 100667382B1
Authority
KR
South Korea
Prior art keywords
signal
antenna
signal level
variable
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.)
Expired - Fee Related
Application number
KR1020017014037A
Other languages
English (en)
Korean (ko)
Other versions
KR20010113908A (ko
Inventor
마크 에이. 켄켈
에드가 씨. 리일
Original Assignee
슈레 인코포레이티드
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 슈레 인코포레이티드 filed Critical 슈레 인코포레이티드
Publication of KR20010113908A publication Critical patent/KR20010113908A/ko
Application granted granted Critical
Publication of KR100667382B1 publication Critical patent/KR100667382B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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)
KR1020017014037A 1999-05-04 2000-05-01 신호 드롭아웃시에 예측가능하게 다이버시티 안테나를스위칭하는 방법 및 장치 Expired - Fee Related KR100667382B1 (ko)

Applications Claiming Priority (3)

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

Publications (2)

Publication Number Publication Date
KR20010113908A KR20010113908A (ko) 2001-12-28
KR100667382B1 true KR100667382B1 (ko) 2007-01-10

Family

ID=23178751

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020017014037A Expired - Fee Related KR100667382B1 (ko) 1999-05-04 2000-05-01 신호 드롭아웃시에 예측가능하게 다이버시티 안테나를스위칭하는 방법 및 장치

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=)

Families Citing this family (46)

* 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
JP4505274B2 (ja) * 2004-06-30 2010-07-21 オリンパス株式会社 受信システム
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525869A (en) * 1982-04-30 1985-06-25 Clarion Co., Ltd. Diversity receiver

Family Cites Families (32)

* 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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525869A (en) * 1982-04-30 1985-06-25 Clarion Co., Ltd. Diversity receiver

Also Published As

Publication number Publication date
CN1359564A (zh) 2002-07-17
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
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

Similar Documents

Publication Publication Date Title
KR100667382B1 (ko) 신호 드롭아웃시에 예측가능하게 다이버시티 안테나를스위칭하는 방법 및 장치
CA1282119C (en) System and method for diversity reception of signals
US6226507B1 (en) Apparatus and method for selecting between a plurality of antennas utilized by a microcellular communications terminal for reception of a signal
CA1283172C (en) Diversity reception radio receiver
US5303406A (en) Noise squelch circuit with adaptive noise shaping
CA2309721C (en) Diversity reception system
JPH05335855A (ja) ラジオ受信機
EP0147433A1 (en) Diversity signal strength indicator and site selection apparatus for using same
US5742896A (en) Diversity reception with selector switching at superaudible rate
EP0089853B1 (en) Interference wave detection circuit for use in radio receiver
JP3202248B2 (ja) 符号分割多元接続方式の携帯端末機における外部干渉信号除去回路
CA1051094A (en) Signal quality detector
US4726073A (en) Receiver including a multipath transmission detector
EP0692894B1 (en) Optimum signal decision apparatus for digital signal receiver
JPH1028066A (ja) 移動無線機
RU2211532C2 (ru) Способ и устройство для повышения помехоустойчивости
HK1102247B (en) Method and apparatus for predictably switching diversity antennas on signal dropout
HK1102246A (en) Method and apparatus for predictably switching diversity antennas on signal dropout
HK1102245A (en) Method and apparatus for predictably switching diversity antennas on signal dropout
JPS6259938B2 (https=)
JPH07105754B2 (ja) ダイバ−シチ受信機
JP3063891B2 (ja) 携帯電話
MXPA00004561A (es) Sistema de recepcion multiple

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

R15-X000 Change to inventor requested

St.27 status event code: A-3-3-R10-R15-oth-X000

R16-X000 Change to inventor recorded

St.27 status event code: A-3-3-R10-R16-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

FPAY Annual fee payment

Payment date: 20121224

Year of fee payment: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

FPAY Annual fee payment

Payment date: 20131224

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

FPAY Annual fee payment

Payment date: 20141222

Year of fee payment: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

FPAY Annual fee payment

Payment date: 20151223

Year of fee payment: 10

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

FPAY Annual fee payment

Payment date: 20161223

Year of fee payment: 11

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

FPAY Annual fee payment

Payment date: 20171226

Year of fee payment: 12

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 12

FPAY Annual fee payment

Payment date: 20190103

Year of fee payment: 13

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 13

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20200105

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20200105