NO913611L - Radiosignalmottager. - Google Patents

Radiosignalmottager.

Info

Publication number
NO913611L
NO913611L NO91913611A NO913611A NO913611L NO 913611 L NO913611 L NO 913611L NO 91913611 A NO91913611 A NO 91913611A NO 913611 A NO913611 A NO 913611A NO 913611 L NO913611 L NO 913611L
Authority
NO
Norway
Prior art keywords
radio signal
signal receiver
receiver
radio
signal
Prior art date
Application number
NO91913611A
Other languages
English (en)
Other versions
NO913611D0 (no
NO175338B (no
NO175338C (no
Inventor
Paul W Dent
Original Assignee
Ericsson Ge Mobile Communicat
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 Ericsson Ge Mobile Communicat filed Critical Ericsson Ge Mobile Communicat
Publication of NO913611D0 publication Critical patent/NO913611D0/no
Publication of NO913611L publication Critical patent/NO913611L/no
Publication of NO175338B publication Critical patent/NO175338B/no
Publication of NO175338C publication Critical patent/NO175338C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • 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
    • H04B7/0837—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 pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0857—Joint weighting using maximum ratio combining techniques, e.g. signal-to- interference ratio [SIR], received signal strenght indication [RSS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Noise Elimination (AREA)
  • Circuits Of Receivers In General (AREA)
NO913611A 1990-09-21 1991-09-12 Radiomottager NO175338C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58591090A 1990-09-02 1990-09-02

Publications (4)

Publication Number Publication Date
NO913611D0 NO913611D0 (no) 1991-09-12
NO913611L true NO913611L (no) 1992-03-23
NO175338B NO175338B (no) 1994-06-20
NO175338C NO175338C (no) 1994-09-28

Family

ID=24343487

Family Applications (1)

Application Number Title Priority Date Filing Date
NO913611A NO175338C (no) 1990-09-21 1991-09-12 Radiomottager

Country Status (12)

Country Link
US (1) US5361404A (no)
EP (1) EP0477158B1 (no)
JP (1) JP3298911B2 (no)
AU (1) AU651376B2 (no)
CA (1) CA2051283C (no)
DE (1) DE69131772T2 (no)
ES (1) ES2141707T3 (no)
FI (1) FI110219B (no)
HK (1) HK1014317A1 (no)
MX (1) MX9101202A (no)
NO (1) NO175338C (no)
NZ (1) NZ239733A (no)

Families Citing this family (38)

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Publication number Priority date Publication date Assignee Title
IT1259031B (it) * 1992-05-25 1996-03-11 Alcatel Italia Metodo e dispositivo per ottimizzare il collegamento radio per un sistema di trasmissione radio digitale in diversita' di spazio e/o angolo variando il livello di attenuazione relativo tra i due canali
IT1259032B (it) * 1992-05-25 1996-03-11 Alcatel Italia Metodo per processare ed ottimizzare la funzione per analogica in un sistema di trasmissione radio digitale in diversita' di spazio e/o angolo
GB2281479B (en) * 1993-08-27 1997-09-03 Nokia Telecommunications Oy Radio receiving apparatus
JPH07273840A (ja) * 1994-03-25 1995-10-20 Nec Corp 音声帯域制御機能を有する移動電話機
RU2183906C2 (ru) * 1994-06-03 2002-06-20 Телефонактиеболагет Лм Эрикссон Разнесенный прием со сложением в антеннах
US5628052A (en) * 1994-09-12 1997-05-06 Lucent Technologies Inc. Wireless communication system using distributed switched antennas
US5579319A (en) * 1994-09-22 1996-11-26 Motorola, Inc. Receiver path selection based on burst-type in a time division multiple access receiver
JP3088246B2 (ja) * 1994-10-05 2000-09-18 三菱電機株式会社 無線通信装置
JP3243130B2 (ja) * 1994-10-31 2002-01-07 松下電器産業株式会社 アダプティブアンテナ付き受信装置
GB9424341D0 (en) * 1994-12-02 1995-01-18 Philips Electronics Uk Ltd Receiver diversity
US6975582B1 (en) 1995-07-12 2005-12-13 Ericsson Inc. Dual mode satellite/cellular terminal
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
US6014570A (en) * 1995-12-18 2000-01-11 The Board Of Trustees Of The Leland Stanford Junior University Efficient radio signal diversity combining using a small set of discrete amplitude and phase weights
US5761614A (en) * 1996-03-22 1998-06-02 Ericsson Inc. Automated system and method for optimizing receive system performance
FI107851B (fi) * 1996-05-22 2001-10-15 Nokia Networks Oy Menetelmä antennikeilan valitsemiseksi, tukiasema ja solukkoradiojärjestelmä
US5852772A (en) * 1997-02-25 1998-12-22 Ericsson Inc. Receiver IF system with active filters
US6256484B1 (en) * 1997-02-26 2001-07-03 Telex Communications, Inc. Diversity reception system
US6075823A (en) * 1997-04-09 2000-06-13 Nec Corporation Apparatus and method of achieving improved diversity reception in a digital radio communications system
US5966646A (en) * 1997-05-13 1999-10-12 Ericsson, Inc. Dual-band radio receiver
US7116959B1 (en) * 1997-09-30 2006-10-03 Harman Becker Automotive Systems Gmbh Apparatus for selecting a receiver among a plurality of receivers in a diversity receiver system based upon automatic gain correction
US6226507B1 (en) * 1998-02-03 2001-05-01 Ericsson Inc. Apparatus and method for selecting between a plurality of antennas utilized by a microcellular communications terminal for reception of a signal
US6330458B1 (en) * 1998-08-31 2001-12-11 Lucent Technologies Inc. Intelligent antenna sub-sector switching for time slotted systems
US6556807B1 (en) 1998-10-06 2003-04-29 Mitsubishi Electric & Electronics Usa, Inc. Antenna receiving system
US6567475B1 (en) 1998-12-29 2003-05-20 Ericsson Inc. Method and system for the transmission, reception and processing of 4-level and 8-level signaling symbols
US7024168B1 (en) 1999-07-07 2006-04-04 Telefonaktiebolaget L M Ericsson (Publ) Controlled antenna diversity
US6259752B1 (en) * 2000-02-01 2001-07-10 Conexant Systems, Inc. System for cancelling internal interference in a receiver
DE10038616B4 (de) * 2000-08-08 2012-07-12 Atmel Automotive Gmbh Verfahren und Anordnung zur Störunterdrückung in einer Empfängerschaltung
US20030022648A1 (en) * 2001-07-27 2003-01-30 J.S. Wight, Inc. Selectable inversion / variable gain combiner for diversity reception in RF transceivers
US6963733B2 (en) * 2001-10-31 2005-11-08 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for reducing the effect of AGC switching transients
AU2003239577A1 (en) 2002-06-21 2004-01-06 Qualcomm Incorporated Wireless local area network repeater
GB0219170D0 (en) * 2002-08-16 2002-09-25 Univ Surrey Wireless communication system and a method of operating a wireless communication system
US8885688B2 (en) 2002-10-01 2014-11-11 Qualcomm Incorporated Control message management in physical layer repeater
KR100548321B1 (ko) * 2003-01-07 2006-02-02 엘지전자 주식회사 동위상 합성 다이버시티 수신 장치 및 방법
US7359692B2 (en) 2003-06-30 2008-04-15 Zarbana Digital Fund, Llc Method of and device for antennae diversity switching
US7512392B2 (en) * 2004-08-12 2009-03-31 Skyworks Solutions, Inc. System for adaptively filtering a received signal in a wireless receiver
JP5199261B2 (ja) 2006-09-21 2013-05-15 クゥアルコム・インコーポレイテッド リピータの間の振動を緩和するための方法および装置
KR20090074812A (ko) 2006-10-26 2009-07-07 퀄컴 인코포레이티드 빔 형성기를 이용한 다중 입력 다중 출력을 위한 중계기 기술

Family Cites Families (19)

* Cited by examiner, † Cited by third party
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US3728633A (en) * 1961-11-22 1973-04-17 Gte Sylvania Inc Radio receiver with wide dynamic range
GB991446A (en) * 1962-08-29 1965-05-05 Nippon Electric Co A control signal generator for diversity reception
GB1408423A (en) * 1972-04-11 1975-10-01 Marconi Co Ltd Signal handling arrangements and frequency diversity combining arrangements utilising the same
US3879664A (en) * 1973-05-07 1975-04-22 Signatron High speed digital communication receiver
US3965422A (en) * 1974-07-26 1976-06-22 The United States Of America As Represented By The Secretary Of The Air Force System channel distortion weighting for predetection combiners
US3934204A (en) * 1974-10-04 1976-01-20 The United States Of America As Represented By The Secretary Of The Navy AM/AGC weighted diversity combiner/selector
US4347627A (en) * 1979-02-26 1982-08-31 E-Systems, Inc. Adaptive array processor and processing method for communication system
JPS5792931A (en) * 1980-11-28 1982-06-09 Fujitsu Ltd Space diversity receiving device
GB2096865B (en) * 1981-03-26 1984-12-12 Ferranti Ltd Diversity receivers
JPS58202642A (ja) * 1982-05-21 1983-11-25 Nec Corp スペ−スダイバ−シテイ受信装置
JPS5992633A (ja) * 1982-11-19 1984-05-28 Nec Corp ダイバ−シテイ受信合成方式
JPS61131625A (ja) * 1984-11-29 1986-06-19 Nec Corp スペ−スダイバ−シチ受信方式
JPS61284125A (ja) * 1985-06-11 1986-12-15 Nec Corp ダイバ−シチ受信方式
US4734701A (en) * 1986-03-12 1988-03-29 Magnavox Government And Industrial Electronics Company Null processing receiver apparatus and method
US4710945A (en) * 1986-04-30 1987-12-01 Motorola, Inc. Signal selection by statistical comparison
SE455981B (sv) * 1986-12-15 1988-08-22 Ericsson Telefon Ab L M Diversitetskombinator
JP2622972B2 (ja) * 1987-09-17 1997-06-25 三洋電機株式会社 Ｆｍラジオ受信機
CA1292584C (en) * 1987-11-30 1991-11-26 Henry Ludwig Kazecki Antenna selection control circuit
FR2628913B1 (fr) * 1988-03-18 1990-06-29 Alcatel Thomson Faisceaux Recepteur pour systeme de transmission par voie hertzienne a diversite d'espace

Also Published As

Publication number Publication date
EP0477158B1 (en) 1999-11-10
HK1014317A1 (en) 1999-09-24
DE69131772D1 (de) 1999-12-16
CA2051283A1 (en) 1992-03-22
JPH0697858A (ja) 1994-04-08
DE69131772T2 (de) 2000-04-06
MX9101202A (es) 1992-05-04
AU651376B2 (en) 1994-07-21
NO913611D0 (no) 1991-09-12
JP3298911B2 (ja) 2002-07-08
NO175338B (no) 1994-06-20
AU8461091A (en) 1992-03-26
EP0477158A3 (en) 1993-03-03
NO175338C (no) 1994-09-28
ES2141707T3 (es) 2000-04-01
FI110219B (fi) 2002-12-13
FI914412A0 (fi) 1991-09-19
NZ239733A (en) 1994-04-27
FI914412A (fi) 1992-03-22
CA2051283C (en) 2000-11-21
EP0477158A2 (en) 1992-03-25
US5361404A (en) 1994-11-01

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees

Free format text: LAPSED IN MARCH 2002