FI965259A0 - Förfarande och anordning för estimering av en signalfädningskarakteriska - Google Patents

Förfarande och anordning för estimering av en signalfädningskarakteriska

Info

Publication number
FI965259A0
FI965259A0 FI965259A FI965259A FI965259A0 FI 965259 A0 FI965259 A0 FI 965259A0 FI 965259 A FI965259 A FI 965259A FI 965259 A FI965259 A FI 965259A FI 965259 A0 FI965259 A0 FI 965259A0
Authority
FI
Finland
Prior art keywords
evaluating
signal fading
fading characteristic
characteristic
signal
Prior art date
Application number
FI965259A
Other languages
English (en)
Finnish (fi)
Other versions
FI965259A (sv
FI117530B (sv
Inventor
John Douglas Reed
Frank P O'neill
Benjamin T The
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of FI965259A0 publication Critical patent/FI965259A0/sv
Publication of FI965259A publication Critical patent/FI965259A/sv
Application granted granted Critical
Publication of FI117530B publication Critical patent/FI117530B/sv

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
    • 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
    • H04B7/0817—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 multiple receivers and antenna path selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
FI965259A 1995-05-25 1996-12-30 Förfarande för bestämning av en fädningssignals egenvärde FI117530B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/450,326 US5634206A (en) 1995-05-25 1995-05-25 Method and apparatus for estimating a signal fading characteristic
US45032695 1995-05-25
US9603233 1996-03-08
PCT/US1996/003233 WO1996037966A1 (en) 1995-05-25 1996-03-08 Method and apparatus for estimating a signal fading characteristic

Publications (3)

Publication Number Publication Date
FI965259A0 true FI965259A0 (sv) 1996-12-30
FI965259A FI965259A (sv) 1997-01-22
FI117530B FI117530B (sv) 2006-11-15

Family

ID=23787648

Family Applications (1)

Application Number Title Priority Date Filing Date
FI965259A FI117530B (sv) 1995-05-25 1996-12-30 Förfarande för bestämning av en fädningssignals egenvärde

Country Status (8)

Country Link
US (1) US5634206A (sv)
EP (1) EP0772916B1 (sv)
JP (1) JP4130224B2 (sv)
KR (1) KR100227990B1 (sv)
CA (1) CA2194786C (sv)
DE (1) DE69636323T2 (sv)
FI (1) FI117530B (sv)
WO (1) WO1996037966A1 (sv)

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JPH0574477U (ja) * 1992-03-17 1993-10-12 シンガー日鋼株式会社 タオル生地の位置決め装置
US5684491A (en) * 1995-01-27 1997-11-04 Hazeltine Corporation High gain antenna systems for cellular use
FI102345B1 (sv) * 1996-02-20 1998-11-13 Nokia Telecommunications Oy Förfarande för bestämning av en terminalutrustnings hastighet och mottagare
GB2311693B (en) * 1996-03-29 2000-06-21 Nokia Mobile Phones Ltd Antenna selection control circuitry
US5926767A (en) * 1996-12-26 1999-07-20 Motorola, Inc. Method and system reestablishing a temporarily interrupted dynamic communication link under intermittent fade conditions
CN1494236A (zh) * 1997-04-24 2004-05-05 ��ʽ����Ntt����Ħ 移动通信方法和移动通信系统
US5946603A (en) * 1997-04-25 1999-08-31 Motorola, Inc. Method and apparatus to respond to a blockage environment in a communication system
US5905945A (en) * 1997-04-30 1999-05-18 Motorola, Inc. Method and apparatus for improving the reliability of communicating a message from a portable subscriber unit to a base receiver in a two-way radio messaging system
US5970394A (en) * 1997-10-24 1999-10-19 Internet Mobility Corporation Method of detecting damaged cellular telephone facilities
JP3913879B2 (ja) * 1998-02-03 2007-05-09 富士通株式会社 移動速度に基づく通信制御装置および方法
US6292660B1 (en) * 1998-09-29 2001-09-18 Ericsson Inc. Adaptive site scanning based on fade base estimation
US6104747A (en) * 1998-11-30 2000-08-15 Motorola, Inc. Method for determining optimum number of complex samples for coherent averaging in a communication system
US6256338B1 (en) * 1998-11-30 2001-07-03 Motorola, Inc. Method for determining fading correction factor in a communication system
US6490460B1 (en) * 1998-12-01 2002-12-03 Qualcomm Incorporated Forward and reverse link power control using position and mobility information
US6535723B1 (en) * 1999-03-15 2003-03-18 Lucent Technologies Inc. Method of power control for a wireless communication system having multiple information rates
US6463586B1 (en) * 1999-07-01 2002-10-08 Scientific-Atlanta, Inc. Service navigation systems and methods
US6529494B1 (en) * 1999-09-21 2003-03-04 Telefonaktiebolaget Lm Ericsson (Publ) Downlink timeslot power control in a time division multiple access system
US6654362B1 (en) 1999-11-24 2003-11-25 Lucent Technologies, Inc. Use of location in handoff in wireless communication systems
US7027776B2 (en) * 2000-01-26 2006-04-11 Vyyo, Inc. Transverter control mechanism for a wireless modem in a broadband access system
WO2001056217A2 (en) * 2000-01-26 2001-08-02 Vyyo, Ltd. Redundancy scheme for the radio frequency front end of a broadband wireless hub
US7123650B2 (en) * 2000-01-26 2006-10-17 Vyyo, Inc. Offset carrier frequency correction in a two-way broadband wireless access system
WO2001056194A1 (en) 2000-01-26 2001-08-02 Vyyo, Ltd. Space diversity method and system for broadband wireless access
US6941119B2 (en) * 2000-01-26 2005-09-06 Vyyo Ltd. Redundancy scheme for the radio frequency front end of a broadband wireless hub
US6856786B2 (en) * 2000-01-26 2005-02-15 Vyyo Ltd. Quality of service scheduling scheme for a broadband wireless access system
WO2001056309A1 (en) * 2000-01-26 2001-08-02 Vyyo, Ltd. Distributed processing for optimal qos in a broadband access system
AU2001241429A1 (en) * 2000-01-26 2001-08-07 Vyyo, Ltd. Power inserter configuration for wireless modems
WO2001056179A1 (en) 2000-01-26 2001-08-02 Vyyo, Ltd. Programmable phy for broadband wireless access systems
US6987754B2 (en) 2000-03-07 2006-01-17 Menashe Shahar Adaptive downstream modulation scheme for broadband wireless access systems
US7298715B2 (en) * 2000-03-14 2007-11-20 Vyyo Ltd Communication receiver with signal processing for beam forming and antenna diversity
US6845243B1 (en) * 2000-03-24 2005-01-18 Aubrey L. Gaddy Method and system for assessing the susceptibility of a wireless communication channel to wind-induced fading
US7002489B1 (en) * 2001-07-11 2006-02-21 At&T Corp. Method and system to calculate an approximate location of a mobile station in a recurrent route
KR100899735B1 (ko) * 2002-07-03 2009-05-27 삼성전자주식회사 이동 통신 시스템에서 적응적 전송 안테나 다이버시티장치 및 방법
US7046963B2 (en) * 2002-12-06 2006-05-16 Texas Instruments Incorporated Method and apparatus of signal estimation over generalized fading channel
US7764655B2 (en) * 2003-03-31 2010-07-27 Nextg Networks, Inc. Local area network utilizing macro and micro diversity techniques in receiving signals from cell sites
JP2005045531A (ja) * 2003-07-22 2005-02-17 Niigata Seimitsu Kk 腕時計型携帯電話機
US7984468B2 (en) 2003-11-06 2011-07-19 United Video Properties, Inc. Systems and methods for providing program suggestions in an interactive television program guide
US7639999B2 (en) * 2005-04-08 2009-12-29 Qualcomm Incorporated System for diverse path antenna selection
WO2007052585A1 (ja) * 2005-11-02 2007-05-10 Nec Corporation 移動体端末装置及びそれに用いる移動速度検出方法並びにそのプログラム
US20080113623A1 (en) * 2006-11-09 2008-05-15 Gormley Eamonn F Signal quality in a wireless network
CN101359967B (zh) * 2008-08-29 2011-06-01 北京天碁科技有限公司 一种应用于高速移动场景下急剧衰落的检测方法和装置
JP2012129859A (ja) * 2010-12-16 2012-07-05 Nec Corp 無線アクセスネットワークシステム、遠隔監視装置、アンテナ角度制御方法、及びアンテナ角度制御プログラム
US9002283B2 (en) * 2011-08-01 2015-04-07 Apple Inc. Antenna switching system with adaptive switching criteria
US8923880B2 (en) * 2012-09-28 2014-12-30 Intel Corporation Selective joinder of user equipment with wireless cell
US9379789B2 (en) * 2013-07-03 2016-06-28 Qualcomm Incorporated Antenna selection adjustment
US10484104B2 (en) 2013-08-20 2019-11-19 Spirent Communications, Inc. Method for over-the-air measurement signal generation
US10045244B2 (en) * 2015-09-03 2018-08-07 Qualcomm Incorporated Enhanced connection performance in UL/DL imbalance scenarios

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JPH0369217A (ja) * 1989-08-08 1991-03-25 Mitsubishi Electric Corp ダイバーシティ制御回路
JPH03104329A (ja) * 1989-09-19 1991-05-01 Nippon Telegr & Teleph Corp <Ntt> 移動通信チャネル割当て制御方式
GB2240696B (en) * 1990-01-31 1993-11-24 Nec Corp Method of controlling handoff in cellular mobile radio communications systems
US5396645A (en) * 1992-04-09 1995-03-07 Comcast Pcs Communications, Inc. System and method for determining whether to assign a macrocell or microcell communication frequency to a mobile communication terminal
US5379449A (en) * 1992-11-23 1995-01-03 Ford Motor Company Automotive radio employing multipath correction strategy based on vehicle speed
WO1994018756A1 (en) * 1993-02-11 1994-08-18 Motorola, Inc. Method and apparatus for controlling a power level of a subscriber unit of a wireless communication system

Also Published As

Publication number Publication date
DE69636323D1 (de) 2006-08-17
DE69636323T2 (de) 2006-11-09
EP0772916A4 (en) 2001-02-28
CA2194786C (en) 2002-09-10
US5634206A (en) 1997-05-27
EP0772916B1 (en) 2006-07-05
KR100227990B1 (ko) 1999-11-01
KR970705249A (ko) 1997-09-06
JP4130224B2 (ja) 2008-08-06
CA2194786A1 (en) 1996-11-28
JPH10503635A (ja) 1998-03-31
EP0772916A1 (en) 1997-05-14
FI965259A (sv) 1997-01-22
WO1996037966A1 (en) 1996-11-28
FI117530B (sv) 2006-11-15

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