BG61630B1 - Метод и устройство за комутируемо разпределено приемане нарадиосигнал - Google Patents

Метод и устройство за комутируемо разпределено приемане нарадиосигнал Download PDF

Info

Publication number
BG61630B1
BG61630B1 BG99793A BG9979395A BG61630B1 BG 61630 B1 BG61630 B1 BG 61630B1 BG 99793 A BG99793 A BG 99793A BG 9979395 A BG9979395 A BG 9979395A BG 61630 B1 BG61630 B1 BG 61630B1
Authority
BG
Bulgaria
Prior art keywords
power line
signal
antenna power
strength
source
Prior art date
Application number
BG99793A
Other languages
Bulgarian (bg)
English (en)
Other versions
BG99793A (bg
Inventor
Kazimierz Siwiak
Robert J. Schwendeman
Robert L. Breeden
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 BG99793A publication Critical patent/BG99793A/bg
Publication of BG61630B1 publication Critical patent/BG61630B1/bg

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
    • 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
    • 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
    • H04B7/0808—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 comparing all antennas before reception
    • H04B7/0811—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 comparing all antennas before reception during preamble or gap period
BG99793A 1992-12-21 1995-07-18 Метод и устройство за комутируемо разпределено приемане нарадиосигнал BG61630B1 (bg)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/993,761 US5446922A (en) 1992-12-21 1992-12-21 Method and apparatus for switched diversity reception of a radio signal
PCT/US1993/011777 WO1994015411A1 (en) 1992-12-21 1993-12-06 Method and apparatus for switched diversity reception of a radio signal

Publications (2)

Publication Number Publication Date
BG99793A BG99793A (bg) 1996-04-30
BG61630B1 true BG61630B1 (bg) 1998-01-30

Family

ID=25539902

Family Applications (1)

Application Number Title Priority Date Filing Date
BG99793A BG61630B1 (bg) 1992-12-21 1995-07-18 Метод и устройство за комутируемо разпределено приемане нарадиосигнал

Country Status (18)

Country Link
US (1) US5446922A (cs)
EP (1) EP0676103A4 (cs)
JP (1) JP3039992B2 (cs)
KR (1) KR0150333B1 (cs)
CN (1) CN1064202C (cs)
AU (1) AU669258B2 (cs)
BG (1) BG61630B1 (cs)
BR (1) BR9307792A (cs)
CA (1) CA2152629C (cs)
CZ (1) CZ284263B6 (cs)
FI (1) FI953055A (cs)
HU (1) HU216674B (cs)
NO (1) NO952380L (cs)
PL (1) PL174139B1 (cs)
RU (1) RU2152687C1 (cs)
SK (1) SK281245B6 (cs)
TW (1) TW236063B (cs)
WO (1) WO1994015411A1 (cs)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9402493L (sv) * 1994-07-15 1996-01-16 Ericsson Telefon Ab L M Metod i en diversitetsmottagare
AU3347495A (en) * 1994-09-02 1996-03-27 Nokia Telecommunications Oy A method for improving connection quality in a cellular radio system and a receiver unit
JP3866283B2 (ja) * 1994-09-14 2007-01-10 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 無線伝送システム及びこのシステムに用いる無線装置
US6895253B1 (en) * 1995-03-14 2005-05-17 Lucent Technologies Inc. Wireless indoor communications using antenna arrays
US5742646A (en) * 1995-05-05 1998-04-21 Harris Corporation Method of selecting and switching signal paths in a digital communication system
US6738364B1 (en) * 1996-01-31 2004-05-18 Nokia Mobile Phones Limited Radio receivers and methods of operation
US5692019A (en) * 1996-06-17 1997-11-25 Motorola, Inc. Communication device having antenna switch diversity, and method therefor
CA2188845A1 (en) * 1996-10-25 1998-04-25 Stephen Ross Todd Selection of an antenna operating in diversity
JP3286189B2 (ja) 1996-11-14 2002-05-27 松下電器産業株式会社 アルゴリズムダイバーシチを用いた受信装置
US6032033A (en) * 1996-12-03 2000-02-29 Nortel Networks Corporation Preamble based selection diversity in a time division multiple access radio system using digital demodulation
US5960046A (en) * 1996-12-03 1999-09-28 Northern Telecom Limited Preamble based selection diversity in a time division multiple access radio system
US6292516B1 (en) * 1997-02-13 2001-09-18 Cisco Technology, Inc. Communication system using packets stuffed with test words for evaluating data reception characteristics while providing increased data throughput
US5913177A (en) * 1997-03-31 1999-06-15 Radio Frequency Systems, Inc. Traffic distribution analysis in a land mobile radio system
US6085076A (en) * 1997-04-07 2000-07-04 Omnipoint Corporation Antenna diversity for wireless communication system
JPH118577A (ja) * 1997-06-17 1999-01-12 Saitama Nippon Denki Kk 無線機
US6138012A (en) * 1997-08-04 2000-10-24 Motorola, Inc. Method and apparatus for reducing signal blocking in a satellite communication system
US6079367A (en) * 1997-10-10 2000-06-27 Dogwatch, Inc. Animal training apparatus and method
US5952963A (en) * 1997-12-30 1999-09-14 Ericsson Inc. Advanced antenna diversity mechanism
US6483884B1 (en) 1997-12-30 2002-11-19 Ericsson Inc. Antenna diversity switching system for TDMA-based telephones
EP1042874B1 (en) * 1997-12-30 2002-11-20 Ericsson Inc. A unified antenna diversity switching system for tdma-based telephones
US6563858B1 (en) * 1998-01-16 2003-05-13 Intersil Americas Inc. Method of performing antenna diversity in spread spectrum in wireless local area network
EP0985282A2 (en) * 1998-02-27 2000-03-15 Koninklijke Philips Electronics N.V. Antenna-gain diversity
US5999138A (en) * 1998-03-30 1999-12-07 Ponce De Leon; Lorenzo A. Low power switched diversity antenna system
US6330458B1 (en) * 1998-08-31 2001-12-11 Lucent Technologies Inc. Intelligent antenna sub-sector switching for time slotted systems
JP3667549B2 (ja) * 1999-03-29 2005-07-06 日本電気株式会社 ダイバーシティ受信装置
US6549774B1 (en) * 1999-11-04 2003-04-15 Xm Satellite Radio Inc. Digital audio service satellite receiver having switchable operating modes for stationary or mobile use
DE19957595C2 (de) * 1999-11-30 2002-01-31 Fraunhofer Ges Forschung DECT-Sende/Empfangs-Endgerät und Verfahren zum Kommunizieren zwischen einem DECT-Sende/Empfangs-Endgerät und einer DECT-Basisstation
DE50001058D1 (de) 1999-11-30 2003-02-13 Fraunhofer Ges Forschung Dect-sende/empfangs-endgerät und verfahren zum kommunizieren zwischen einem dect-sende/empfangs-endgerät und einer dect-basisstation
US7164704B1 (en) * 1999-12-09 2007-01-16 Texas Instruments Incorporated Beam forming for transmit using bluetooth modified hopping sequences (BFTBMH)
US7274759B2 (en) * 2001-12-21 2007-09-25 Koninklijke Philips Electronics N.V. Antenna switching based on a preamble MSE metric
US6657595B1 (en) 2002-05-09 2003-12-02 Motorola, Inc. Sensor-driven adaptive counterpoise antenna system
JP3952404B2 (ja) * 2003-05-19 2007-08-01 ソニー株式会社 受信装置
TWI288537B (en) * 2003-06-20 2007-10-11 Realtek Semiconductor Corp Automatic gain control and antenna diversity method of wireless communication system
US7359692B2 (en) * 2003-06-30 2008-04-15 Zarbana Digital Fund, Llc Method of and device for antennae diversity switching
JP4178096B2 (ja) * 2003-11-12 2008-11-12 京セラ株式会社 無線基地局
JP2005151369A (ja) * 2003-11-19 2005-06-09 Nec Corp アンテナ選択システム及びその方法並びにそれを用いた無線通信装置
JP4323381B2 (ja) * 2004-06-03 2009-09-02 Ｏｋｉセミコンダクタ株式会社 無線受信装置
CN100397305C (zh) * 2004-06-24 2008-06-25 光宝科技股份有限公司 无线传输模块及其方法及应用该模块/方法的装置
US20060286941A1 (en) * 2005-06-17 2006-12-21 Tropos Networks Selection of antenna patterns
US7590399B2 (en) * 2005-08-11 2009-09-15 Delphi Technologies, Inc. Technique for reducing multipath interference in an FM receiver
CN101567997B (zh) * 2005-08-24 2012-06-27 汤姆森特许公司 提供频道历史的方法和装置
US8107517B2 (en) * 2005-12-09 2012-01-31 Qualcomm Incorporated Average-tap energy based thresholding for channel estimation in multi antenna systems
EP2296294B1 (en) * 2006-10-09 2013-01-09 Sony Deutschland Gmbh Method and devices for transmitting and receiving signals in a wireless communication system with a special frame structure
US20080150712A1 (en) * 2006-12-21 2008-06-26 Ford Global Technologies, Llc Tire pressure monitoring (tpm) and remote keyless entry (rke) system
RU2457429C2 (ru) * 2008-02-13 2012-07-27 Селекс Системи Интеграти С.П.А. Радиоустройство для беспроводной сети
TWI416328B (zh) * 2008-04-29 2013-11-21 Novatek Microelectronics Corp 用於一多媒體裝置控制音頻資料來源的方法及其相關裝置
WO2010110800A1 (en) * 2009-03-27 2010-09-30 Hewlett-Packard Development Company, L.P. Multi-antenna reception scheme
US20110025464A1 (en) * 2009-07-30 2011-02-03 Awarepoint Corporation Antenna Diversity For Wireless Tracking System And Method
KR20200098821A (ko) * 2019-02-13 2020-08-21 정애숙 핫픽스 자석의 제조방법
US10666345B1 (en) * 2019-04-10 2020-05-26 Apple Inc. Packet detection using multiple antennas
US11201398B2 (en) * 2019-10-28 2021-12-14 Nanning Fugui Precision Industrial Co., Ltd. Antenna device and method for determining radiation pattern
KR102444099B1 (ko) * 2019-12-10 2022-09-15 주식회사 한화 이중 안테나를 포함하는 발파 시스템용 전자식 뇌관 장치 및 이를 이용한 발파 시스템
US11385037B2 (en) 2019-12-10 2022-07-12 Hanwha Corporation Electronic detonation device with dual antenna for blasting system and blasting system using same

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549311A (en) * 1982-08-03 1985-10-22 Motorola, Inc. Method and apparatus for measuring the strength of a radio signal frequency
US4499606A (en) * 1982-12-27 1985-02-12 Sri International Reception enhancement in mobile FM broadcast receivers and the like
US4513412A (en) * 1983-04-25 1985-04-23 At&T Bell Laboratories Time division adaptive retransmission technique for portable radio telephones
US4584709A (en) * 1983-07-06 1986-04-22 Motorola, Inc. Homotropic antenna system for portable radio
US4742568A (en) * 1985-06-10 1988-05-03 Nec Corporation Receiver for antenna switching diversity systems
JPH0626320B2 (ja) * 1986-04-09 1994-04-06 日本電気株式会社 無線送受信装置
US4710945A (en) * 1986-04-30 1987-12-01 Motorola, Inc. Signal selection by statistical comparison
JPH0779299B2 (ja) * 1986-08-30 1995-08-23 日本電気株式会社 携帯無線機
US4851820A (en) * 1987-10-30 1989-07-25 Fernandez Emilio A Paging device having a switch actuated signal strength detector
JPH01246904A (ja) * 1988-03-28 1989-10-02 Kokusai Electric Co Ltd 小形アンテナ
US5144296A (en) * 1990-09-07 1992-09-01 Motorola, Inc. Adaptive battery saving controller with signal quality detecting means

Also Published As

Publication number Publication date
TW236063B (cs) 1994-12-11
JP3039992B2 (ja) 2000-05-08
CZ284263B6 (cs) 1998-10-14
NO952380D0 (no) 1995-06-15
PL309391A1 (en) 1995-10-02
CN1091561A (zh) 1994-08-31
EP0676103A4 (en) 2000-02-23
HUT71649A (en) 1996-01-29
CN1064202C (zh) 2001-04-04
JPH08505020A (ja) 1996-05-28
SK281245B6 (sk) 2001-01-18
EP0676103A1 (en) 1995-10-11
FI953055A (fi) 1995-08-18
BG99793A (bg) 1996-04-30
CA2152629C (en) 1998-07-21
CA2152629A1 (en) 1994-07-07
KR950704867A (ko) 1995-11-20
AU669258B2 (en) 1996-05-30
RU2152687C1 (ru) 2000-07-10
HU216674B (hu) 1999-08-30
PL174139B1 (pl) 1998-06-30
HU9501746D0 (en) 1995-08-28
SK82095A3 (en) 1997-09-10
US5446922A (en) 1995-08-29
FI953055A0 (fi) 1995-06-20
AU5739894A (en) 1994-07-19
BR9307792A (pt) 1995-11-21
KR0150333B1 (ko) 1998-11-02
WO1994015411A1 (en) 1994-07-07
CZ163095A3 (en) 1995-12-13
NO952380L (no) 1995-08-15

Similar Documents

Publication Publication Date Title
BG61630B1 (bg) Метод и устройство за комутируемо разпределено приемане нарадиосигнал
KR930003451B1 (ko) 다중 주파수 메시지 주사 시스템
US5193216A (en) Detecting out of range in response to a loss of signal and a history of approaching out of range prior to the loss of signal
US5206855A (en) Multiple frequency message system
US5359607A (en) Adaptive intermodulation control
US5537100A (en) System and method for analyzing coded transmission sent to mobile message receivers
US6167281A (en) Mobile radio communication device with enhanced connecting scheme
KR950704868A (ko) 스위칭 안테나 다이버시티 시스템을 제어하는 방법 및 장치(Method And Apparatus For Controlling switched Antenna Diversity Systems)
EP0935398B1 (en) Radio selective call receiver and channel selecting method thereof
US5551061A (en) Apparatus and method in a radio communication system for distinguishing an identifier of a nearby transmitter from that of a more distant transmitter
US5805980A (en) Communication receiver for controlling a receive operation in response to a control value
EP0772311A2 (en) Frame identification of a wireless selective calling receiver
RU2154910C2 (ru) Система автоматического управления коротковолновой связью
WO1990006634A1 (en) Power conservation method and apparatus for a portion of a predetermined signal
WO1994014286A1 (en) Selective call receiver with battery saving function in first and second modes and method therefor
US5768701A (en) Intermittent receiving control apparatus of a selective calling receiver
JPH1063974A (ja) 無線検針装置
JP2968776B2 (ja) 無線電話機の誤り率測定方式
JPH07250013A (ja) アンテナ選択ダイバーシティ受信装置
MXPA93007683A (en) Selective call receiver with a battery energy saving function and parallevar method to cabodicha func
JPH11225353A (ja) 無線呼出受信機