DK1222754T3 - Fremgangsmåde og indretning til forudsigeligt skift mellem diversitetsantenner ved tab af signal - Google Patents

Fremgangsmåde og indretning til forudsigeligt skift mellem diversitetsantenner ved tab af signal

Info

Publication number
DK1222754T3
DK1222754T3 DK00930268T DK00930268T DK1222754T3 DK 1222754 T3 DK1222754 T3 DK 1222754T3 DK 00930268 T DK00930268 T DK 00930268T DK 00930268 T DK00930268 T DK 00930268T DK 1222754 T3 DK1222754 T3 DK 1222754T3
Authority
DK
Denmark
Prior art keywords
signal
diode
rssi
predictably
pin
Prior art date
Application number
DK00930268T
Other languages
Danish (da)
English (en)
Inventor
Mark A Kenkel
Edgar C Reihl
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 DK1222754T3 publication Critical patent/DK1222754T3/da

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
DK00930268T 1999-05-04 2000-05-03 Fremgangsmåde og indretning til forudsigeligt skift mellem diversitetsantenner ved tab af signal DK1222754T3 (da)

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
DK1222754T3 true DK1222754T3 (da) 2009-11-16

Family

ID=23178751

Family Applications (2)

Application Number Title Priority Date Filing Date
DK00930268T DK1222754T3 (da) 1999-05-04 2000-05-03 Fremgangsmåde og indretning til forudsigeligt skift mellem diversitetsantenner ved tab af signal
DK07000098T DK1764930T3 (da) 1999-05-04 2000-05-03 Fremgangsmåde og apparat til forudsigelig skiftning af diversitetsantenner ved signaludfald

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK07000098T DK1764930T3 (da) 1999-05-04 2000-05-03 Fremgangsmåde og apparat til forudsigelig skiftning af diversitetsantenner ved signaludfald

Country Status (10)

Country Link
US (2) US6296565B1 (enExample)
EP (4) EP1764931A1 (enExample)
JP (1) JP4755764B2 (enExample)
KR (1) KR100667382B1 (enExample)
CN (1) CN1359564A (enExample)
AT (2) ATE437482T1 (enExample)
DE (2) DE60042602D1 (enExample)
DK (2) DK1222754T3 (enExample)
TW (1) TW504907B (enExample)
WO (1) WO2000067395A1 (enExample)

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US8803681B2 (en) * 2011-09-09 2014-08-12 Favepc Inc. Object finder
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HK1220050A1 (zh) 2013-03-15 2017-04-21 Ruckus Wireless, Inc. 为双频定向天线而设的低频带反射器
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Also Published As

Publication number Publication date
WO2000067395A1 (en) 2000-11-09
KR100667382B1 (ko) 2007-01-10
DK1764930T3 (da) 2009-11-23
JP4755764B2 (ja) 2011-08-24
US6296565B1 (en) 2001-10-02
ATE437482T1 (de) 2009-08-15
EP1222754A1 (en) 2002-07-17
DE60042602D1 (de) 2009-09-03
DE60042621D1 (de) 2009-09-03
EP1222754B1 (en) 2009-07-22
EP1764931A1 (en) 2007-03-21
EP1764930B1 (en) 2009-07-22
EP1764932A1 (en) 2007-03-21
ATE437483T1 (de) 2009-08-15
JP2003512745A (ja) 2003-04-02
CN1359564A (zh) 2002-07-17
EP1764930A1 (en) 2007-03-21
TW504907B (en) 2002-10-01
EP1222754A4 (en) 2005-07-13
US20010046848A1 (en) 2001-11-29
HK1102247A1 (en) 2007-11-09
US6871054B2 (en) 2005-03-22
KR20010113908A (ko) 2001-12-28

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