MX9101263A - Reduccion de interferencia utilizando un filtro receptor adaptable,fuerza de senal y deteccion de la velocidad de transferencia de error de bit - Google Patents

Reduccion de interferencia utilizando un filtro receptor adaptable,fuerza de senal y deteccion de la velocidad de transferencia de error de bit

Info

Publication number
MX9101263A
MX9101263A MX9101263A MX9101263A MX9101263A MX 9101263 A MX9101263 A MX 9101263A MX 9101263 A MX9101263 A MX 9101263A MX 9101263 A MX9101263 A MX 9101263A MX 9101263 A MX9101263 A MX 9101263A
Authority
MX
Mexico
Prior art keywords
interference
reduction
bit error
speed detection
transfer speed
Prior art date
Application number
MX9101263A
Other languages
English (en)
Inventor
Stephen V Cahill
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 MX9101263A publication Critical patent/MX9101263A/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1646—Circuits adapted for the reception of stereophonic signals
    • H04B1/1653—Detection of the presence of stereo signals and pilot signal regeneration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B2001/1054—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal by changing bandwidth

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
MX9101263A 1990-09-28 1991-09-25 Reduccion de interferencia utilizando un filtro receptor adaptable,fuerza de senal y deteccion de la velocidad de transferencia de error de bit MX9101263A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/590,415 US5287556A (en) 1990-09-28 1990-09-28 Interference reduction using an adaptive receiver filter, signal strength, and BER sensing

Publications (1)

Publication Number Publication Date
MX9101263A true MX9101263A (es) 1992-05-04

Family

ID=24362180

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9101263A MX9101263A (es) 1990-09-28 1991-09-25 Reduccion de interferencia utilizando un filtro receptor adaptable,fuerza de senal y deteccion de la velocidad de transferencia de error de bit

Country Status (8)

Country Link
US (1) US5287556A (es)
JP (1) JP2663716B2 (es)
CA (1) CA2071866C (es)
DE (1) DE4192408C1 (es)
GB (1) GB2254757B (es)
HK (1) HK39297A (es)
MX (1) MX9101263A (es)
WO (1) WO1992006540A1 (es)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5603112A (en) * 1991-04-26 1997-02-11 Motorola, Inc. Received signal strength indicator utilizing approximation factors and the I and Q signal components
MX9307243A (es) * 1992-11-24 1994-05-31 Ericsson Telefon Ab L M Reintento analogico.
CA2116736C (en) * 1993-03-05 1999-08-10 Edward M. Roney, Iv Decoder selection
GB2288936B (en) * 1993-10-14 1997-09-24 Ericsson Ge Mobile Communicat Adaptive bandwidth receiver
US5668837A (en) * 1993-10-14 1997-09-16 Ericsson Inc. Dual-mode radio receiver for receiving narrowband and wideband signals
JPH07326977A (ja) * 1994-02-04 1995-12-12 Advanced Micro Devices Inc 通信回路
JPH08154062A (ja) * 1994-11-28 1996-06-11 Nec Corp 信号品質を用いた帯域切り換え受信方式
EP0797872A4 (en) * 1994-11-29 1999-03-31 Gallagher Group Ltd PROCESS FOR ELECTRONIC CONTROL
FI950106A (fi) * 1995-01-10 1996-07-11 Nokia Mobile Phones Ltd Menetelmä ja kytkentä häiriöiden suodattamiseksi radiolaitteen vastaanottimessa
FI99068C (fi) * 1995-01-27 1997-09-25 Nokia Mobile Phones Ltd Menetelmä kaiutintoiminnan parantamiseksi matkapuhelimessa sekä matkapuhelin
JP2693922B2 (ja) * 1995-02-13 1997-12-24 日本電気エンジニアリング株式会社 移動無線端末機のチャンネル切替判定装置
US5949832A (en) * 1996-03-26 1999-09-07 Sicom, Inc. Digital receiver with tunable analog filter and method therefor
US5715282A (en) * 1996-05-08 1998-02-03 Motorola, Inc. Method and apparatus for detecting interference in a receiver for use in a wireless communication system
DE19630405C2 (de) * 1996-07-26 1998-07-02 Sgs Thomson Microelectronics Einrichtung zum Verändern der Eckfrequenz eines Tiefpaßfilters
US6047543A (en) * 1996-12-18 2000-04-11 Litex, Inc. Method and apparatus for enhancing the rate and efficiency of gas phase reactions
JPH10276125A (ja) * 1997-03-28 1998-10-13 Matsushita Electric Ind Co Ltd 移動無線受信装置
WO1998058447A1 (en) * 1997-06-19 1998-12-23 Maxon Systems Inc. (London) Ltd. Transceiver stage for a mobile telecommunications unit
US6058148A (en) * 1997-06-27 2000-05-02 Ford Motor Company Digital processing radio receiver with adaptive bandwidth control
US6442382B1 (en) * 1997-06-27 2002-08-27 Agere Systems Guardian Corp. Filter switching system and method
US6067646A (en) 1998-04-17 2000-05-23 Ameritech Corporation Method and system for adaptive interleaving
GB2344494A (en) * 1998-12-03 2000-06-07 Motorola Ltd Digital communications receiver with selectable filtering regime
US6445735B1 (en) 1999-02-08 2002-09-03 Visteon Global Technologies, Inc. Switched bandwidth digital filters with reduced transients during switching
US6393450B1 (en) 1999-08-25 2002-05-21 Visteon Global Technologies, Inc. Switched bandwidth digital filters with slewing
US6603826B1 (en) * 1999-09-15 2003-08-05 Lucent Technologies Inc. Method and receiver for dynamically compensating for interference to a frequency division multiplex signal
US6614806B1 (en) * 2000-01-06 2003-09-02 Motorola Inc. Method and apparatus for interfering receiver signal overload protection
KR100415993B1 (ko) 2000-05-15 2004-01-24 마쯔시다덴기산교 가부시키가이샤 디지털 복조장치
EP1158684A1 (en) * 2000-05-25 2001-11-28 Lucent Technologies Inc. Method and device for detecting adjacent channel interference in a transmission signal
US7095963B2 (en) * 2000-07-28 2006-08-22 Litton Systems, Inc. Multi-channel optical receiver for processing tri-cell polarization diversity detector outputs
DE10050330A1 (de) * 2000-10-11 2002-04-25 Infineon Technologies Ag Signalstärkeausgleich für stark zeitvariante Mobilfunkkanäle
DE10052719B4 (de) * 2000-10-24 2004-08-26 Siemens Ag Filter für elektromagnetisch übertragene Signale
FI109624B (fi) * 2000-12-04 2002-09-13 Nokia Corp Menetelmä suodattimen virittämiseksi
JP3748210B2 (ja) * 2001-02-21 2006-02-22 シャープ株式会社 送受信回路
WO2002071981A1 (en) * 2001-03-09 2002-09-19 Mobilian Corporation Wireless receiver with anti-jamming
US8107901B2 (en) * 2001-08-20 2012-01-31 Motorola Solutions, Inc. Feedback loop with adjustable bandwidth
WO2003019802A1 (de) * 2001-08-23 2003-03-06 Siemens Aktiengesellschaft Adaptives filterverfahren und filter zum filtern eines funksignals in einem mobilfunk-kommunikationssystem
DE10141394A1 (de) * 2001-08-23 2003-03-13 Siemens Ag Adaptives Filterverfahren und Filter zum Filtern eines Funksignals in einem Mobilfunk-Kommunikationssystem
DE10152628A1 (de) * 2001-10-25 2003-05-15 Infineon Technologies Ag Adaptives Kanalfilter für Mobilfunkempfänger und Verfahren zur adaptiven Kanalfilterung
EP1318603B1 (en) * 2001-12-05 2007-07-11 Sony Deutschland GmbH FM receiver with digital bandwidth control
JP3465707B1 (ja) * 2002-05-27 2003-11-10 日本電気株式会社 キャリアセンス多重接続方式の受信機とその干渉抑圧方法
KR100474287B1 (ko) * 2002-05-30 2005-03-10 엘지전자 주식회사 휴대용 단말기의 자원 최적화 방법 및 장치
US7233624B2 (en) * 2002-06-11 2007-06-19 Interdigital Technology Corporation Method and system for all digital gain control
US6980784B1 (en) * 2002-10-15 2005-12-27 Ncr Corporation System and method of reducing noise in an electronic shelf label system
DE10253671B3 (de) * 2002-11-18 2004-08-19 Infineon Technologies Ag Unterdrückung der Nachbarkanalinterferenz durch adaptive Kanalfilterung in Mobilfunkempfängern
US7620154B2 (en) * 2002-12-23 2009-11-17 Cambron G Keith Equivalent working length determinative system for digital subscriber line circuits
JP4000088B2 (ja) * 2003-05-09 2007-10-31 松下電器産業株式会社 無線受信装置および受信フィルタリング方法
US6944434B2 (en) * 2003-06-27 2005-09-13 Nokia Corporation Method and apparatus for suppressing co-channel interference in a receiver
US20070053415A1 (en) * 2003-09-03 2007-03-08 Koninklijke Philips Electronics, N.V. Method and system for receiving dsss signal
JP4561154B2 (ja) * 2004-04-13 2010-10-13 パナソニック株式会社 高周波装置
JP2009517969A (ja) * 2005-12-01 2009-04-30 トムソン ライセンシング 受信機において周波数オフセットを判別する方法および装置
US8351862B2 (en) * 2008-01-01 2013-01-08 Intel Corporation Device, system, and method of mitigating interference to digital television signals
US20090247101A1 (en) * 2008-03-28 2009-10-01 Ligang Zhang Auto-detection of broadcast channel spacing
ES2535604T3 (es) * 2010-03-12 2015-05-13 Electronics And Telecommunications Research Institute Método y aparato para transmitir y recibir datos en un sistema MIMO
CN102386947B (zh) * 2010-08-30 2014-03-05 瑞昱半导体股份有限公司 通讯装置及其方法
US20140052620A1 (en) * 2012-08-17 2014-02-20 Google Inc. Wireless reader and payment transaction terminal functionality within a portable device
CN103685095B (zh) * 2013-12-18 2017-01-04 北京创毅视讯科技有限公司 一种实现邻道干扰抑制的方法和装置
US9749263B2 (en) 2014-11-05 2017-08-29 Motorola Solutions, Inc. Methods and systems for identifying and reducing LTE-system coverage holes due to external interference
TWI660596B (zh) * 2017-09-22 2019-05-21 瑞昱半導體股份有限公司 干擾消除方法及傳收裝置
RU2676868C1 (ru) * 2017-10-06 2019-01-11 Акционерное общество "Российский институт мощного радиостроения" (АО "РИМР") Способ частотного зондирования, совмещенный с процессом передачи данных
US10931321B1 (en) * 2020-01-08 2021-02-23 Eagle Technology, Llc System and method for optimizing intermodulation performance of receivers

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3462691A (en) * 1966-08-05 1969-08-19 Motorola Inc Detector system using blanking
US4135158A (en) * 1975-06-02 1979-01-16 Motorola, Inc. Universal automotive electronic radio
JPS5823978B2 (ja) * 1975-11-11 1983-05-18 ソニー株式会社 チユ−ナ
JPS592220B2 (ja) * 1977-09-06 1984-01-17 防衛庁技術研究本部長 混信除去方式
US4549312A (en) * 1980-02-29 1985-10-22 Digital Marine Electronics Corporation Radio receiver with automatic interference and distortion compensation
US4408348A (en) * 1981-08-19 1983-10-04 Rca Corporation Multiband tuning system for a television receiver
DE3212731A1 (de) * 1982-04-06 1983-10-06 Philips Patentverwaltung Zweikreisiges resonanz-bandfilter fuer kanalwaehler
JPS5979625A (ja) * 1982-10-27 1984-05-08 Clarion Co Ltd Ｐｌｌ周波数シンセサイザ方式の２バンド・ラジオ受信機用のオ−ト・スキヤン切換装置
US4459650A (en) * 1983-01-06 1984-07-10 Pipe Machine Products Company Wall mounted lamp swivel arm assembly
DE3317219A1 (de) * 1983-05-11 1984-11-15 Telefunken electronic GmbH, 7100 Heilbronn Eingangsschaltung mit wenigstens zwei eingangswegen
US4510624A (en) * 1983-09-22 1985-04-09 Motorola, Inc. Noise blanking arrangement to minimize blanker splatter
US4654884A (en) * 1984-05-10 1987-03-31 Alps Electric Co., Ltd. Radio receiver with switching circuit for elimination of intermodulation interference
US4595927A (en) * 1984-07-05 1986-06-17 Motorola, Inc. Loran C cycle slip reduction technique
JPS61113437U (es) * 1984-12-26 1986-07-17
JPH0746780B2 (ja) * 1985-01-31 1995-05-17 松下電器産業株式会社 ラジオ受信機
DE3509517A1 (de) * 1985-03-16 1986-09-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung fuer einen tuner zur umschaltung zweier frequenzbaender
ATE79495T1 (de) * 1986-04-03 1992-08-15 Motorola Inc Ukw-empfaenger mit rauschunterdrueckung beim empfang von signalen mit ''raleigh''¨berblendung.
US4792991A (en) * 1986-04-03 1988-12-20 Motorola, Inc. FM receiver having improved audio quality in response to Rayleigh faded received signals
AT386499B (de) * 1986-07-29 1988-08-25 Philips Nv Rundfunkempfaenger
JPS63194423A (ja) * 1987-02-09 1988-08-11 Alpine Electron Inc 帯域可変ｆｍ受信機
DE3724604A1 (de) * 1987-04-15 1988-12-01 H U C Elektronik Gmbh Anordnung zum filtern eines fm-ukw-empfangssignals
DE3818751A1 (de) * 1988-05-30 1989-12-07 H U C Elektronik Gmbh Fm-empfangsteil
US4998289A (en) * 1988-06-02 1991-03-05 Motorola, Inc. Signal integrity control technique for an RF communication system
US5001776A (en) * 1988-10-27 1991-03-19 Motorola Inc. Communication system with adaptive transceivers to control intermodulation distortion
JPH02137552A (ja) * 1988-11-18 1990-05-25 Fujitsu Ltd 中継用受信機
JPH02194736A (ja) * 1989-01-23 1990-08-01 Alpine Electron Inc Ｆｍラジオ受信機
US4972455A (en) * 1989-06-23 1990-11-20 Motorola, Inc. Dual-bandwidth cellular telephone
US5012490A (en) * 1989-12-26 1991-04-30 At&T Bell Laboratories Varying bandwidth digital signal detector
US5083304A (en) * 1990-09-28 1992-01-21 Motorola, Inc. Automatic gain control apparatus and method

Also Published As

Publication number Publication date
CA2071866A1 (en) 1992-03-29
GB2254757B (en) 1995-01-11
JPH05502780A (ja) 1993-05-13
DE4192408C1 (de) 1997-09-18
GB2254757A (en) 1992-10-14
HK39297A (en) 1997-04-11
US5287556A (en) 1994-02-15
CA2071866C (en) 1996-10-29
WO1992006540A1 (en) 1992-04-16
JP2663716B2 (ja) 1997-10-15
GB9211343D0 (en) 1992-07-22

Similar Documents

Publication Publication Date Title
MX9101263A (es) Reduccion de interferencia utilizando un filtro receptor adaptable,fuerza de senal y deteccion de la velocidad de transferencia de error de bit
CA2286014A1 (en) Pressure impulse telemetry apparatus and method
BR9002618A (pt) Sistema de transmissao digital,transmissor,receptor,codificador,decofificador,filtro de analise,filtro de sintese e aparelho de gravacao e reproducao de sinais
BR9506990A (pt) Transmissor e receptor tendo processamento de sinal com base em dispositivo acoplado por carga
FR2598511B1 (fr) Dispositif de detection du glucose
BR9204765A (pt) Sistema de ponderacao de sinal
DE69121263T2 (de) Signalsende-/Empfangsschaltungsanordnung
FI961841A (fi) Kvadratuuridesimaatioasteella varustettu vastaanotin, menetelmä digitaalisten signaalien prosessoimiseksi
DE3769128D1 (de) Stoerfeldunempfindlicher naeherungsschalter.
ES531849A0 (es) Un componente receptor y reemisor de senal
DE69214291T2 (de) Schnittstellevorrichtung zum detektieren von kommunikationssignalen
AU7356487A (en) Signal processing receiver with interference nulling
KR970703069A (ko) 수신된 신호의 복조 방법 및 수신기(Method and Receiver for Demodulating a Received Signal)
IL82948A (en) Charge transfer device(ctd)eliminating the background level of a detected signal,detection structure and method of using such a ctd
FR2821999B1 (fr) Dispositif de synthetisation d'un signal de bruit pseudo-aleatoire
EP0238906A3 (en) Noise detection by sampling digital baseband signal at eye openings
FR2651315B1 (fr) Dispositif de detection infra-rouge.
FR2591348B1 (fr) Dispositif de detection de signaux de phase
FR2685968B1 (fr) Dispositif de transmission de signaux physiologiques.
DE3789223T2 (de) Signalsenderanordnung eines unglückverhinderungssystems.
FR2674389B1 (fr) Dispositif d'asservissement de la convergence d'un annuleur d'echo d'un signal numerique de parole.
FR2730591B1 (fr) Dispositif de reception de signaux electromagnetiques
FR2676320B1 (fr) Procede et dispositif de detection et de controle du gabarit de messages numeriques transmis a un dispositif de reception.
FR2676276B1 (fr) Dispositif pour le tarage de signaux de capteurs.
FR2661302B1 (fr) Dispositif de demodulation de signal.