ATE120058T1 - Kommunikationssystem mit adaptiven sende- empfängern zur steuerung der intermodulationsverzerrungen. - Google Patents

Kommunikationssystem mit adaptiven sende- empfängern zur steuerung der intermodulationsverzerrungen.

Info

Publication number
ATE120058T1
ATE120058T1 AT89311115T AT89311115T ATE120058T1 AT E120058 T1 ATE120058 T1 AT E120058T1 AT 89311115 T AT89311115 T AT 89311115T AT 89311115 T AT89311115 T AT 89311115T AT E120058 T1 ATE120058 T1 AT E120058T1
Authority
AT
Austria
Prior art keywords
quality
current mode
signal
desired signal
intermodulation distortion
Prior art date
Application number
AT89311115T
Other languages
English (en)
Inventor
Edward Timothy Clark
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
Application granted granted Critical
Publication of ATE120058T1 publication Critical patent/ATE120058T1/de

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
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Superheterodyne Receivers (AREA)
AT89311115T 1988-10-27 1989-10-27 Kommunikationssystem mit adaptiven sende- empfängern zur steuerung der intermodulationsverzerrungen. ATE120058T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/263,146 US5001776A (en) 1988-10-27 1988-10-27 Communication system with adaptive transceivers to control intermodulation distortion

Publications (1)

Publication Number Publication Date
ATE120058T1 true ATE120058T1 (de) 1995-04-15

Family

ID=23000563

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89311115T ATE120058T1 (de) 1988-10-27 1989-10-27 Kommunikationssystem mit adaptiven sende- empfängern zur steuerung der intermodulationsverzerrungen.

Country Status (4)

Country Link
US (1) US5001776A (de)
EP (1) EP0366485B1 (de)
AT (1) ATE120058T1 (de)
DE (1) DE68921693T2 (de)

Families Citing this family (118)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE463540B (sv) * 1988-09-19 1990-12-03 Ericsson Telefon Ab L M Saett foer att i ett radiokommunikationssystem digitalisera godtyckliga radiosignaler samt anordning foer utoevande av saettet
JPH03145346A (ja) * 1989-10-31 1991-06-20 Nec Corp 自動車電話システム
US5287556A (en) * 1990-09-28 1994-02-15 Motorola, Inc. Interference reduction using an adaptive receiver filter, signal strength, and BER sensing
US5265270A (en) * 1990-10-31 1993-11-23 Motorola, Inc. Method and apparatus for providing power conservation in a communication system
US5179724A (en) * 1991-01-15 1993-01-12 Ericsson G.E. Mobile Communications Holding Inc. Conserving power in hand held mobile telephones during a receiving mode of operation
JPH056943U (ja) * 1991-02-28 1993-01-29 株式会社東芝 ゲインコントロール回路
DE4118424A1 (de) * 1991-06-05 1992-12-10 Thomson Brandt Gmbh Verfahren zur verarbeitung und wiedergabe empfangener digital codierter audio-daten und rundfunkempfaenger zum empfang von digital codierter ton-rundfunkdaten (dar)
US5265151A (en) * 1991-07-26 1993-11-23 General Datacomm, Inc. Method of improving modem performance by controlling transmitted power of modem, and modem implementing the same
US5339454A (en) * 1991-08-05 1994-08-16 Ford Motor Company Automatic gain control for RF amplifier
US5222255A (en) * 1991-08-05 1993-06-22 Ford Motor Company Intermodulation controller for radio receiver
US5293639A (en) * 1991-08-09 1994-03-08 Motorola, Inc. Reduction of power consumption in a portable communication unit
US5359607A (en) * 1991-11-13 1994-10-25 Motorola, Inc. Adaptive intermodulation control
JP2773524B2 (ja) * 1992-02-29 1998-07-09 日本電気株式会社 ディジタル移動無線受信機
JPH05327378A (ja) * 1992-05-22 1993-12-10 Toshiba Corp 無線通信装置の自動利得制御回路
TW228043B (de) * 1992-06-26 1994-08-11 Philips Electronics Nv
KR100289630B1 (ko) * 1992-07-13 2001-05-02 리패치 무선 랜의 출력제어방법 및 장치
US5465399A (en) * 1992-08-19 1995-11-07 The Boeing Company Apparatus and method for controlling transmitted power in a radio network
WO1994006213A1 (en) * 1992-09-02 1994-03-17 Motorola, Inc. Radio receiver
EP0590191B1 (de) * 1992-09-30 1998-08-12 Siemens Aktiengesellschaft Anordnung zur Frequenzumsetzung
US5487181A (en) * 1992-10-28 1996-01-23 Ericsson Ge Mobile Communications Inc. Low power architecture for portable and mobile two-way radios
AU5602694A (en) 1992-12-08 1994-07-04 Motorola, Inc. Selective call receiver with battery saving function in first and second modes and method therefor
JP3449558B2 (ja) * 1992-12-22 2003-09-22 モトローラ・インコーポレイテッド Ｒｆアンテナ・スイッチおよびその動作方法
FI108765B (fi) * 1993-09-28 2002-03-15 Nokia Corp Menetelmä ja laitteisto solukkoradiojärjestelmän tukiaseman vastaanottimen vahvistusvirheen mittaamiseksi ja kentänvoimakkuusmittauksen tarkentamiseksi
JP3565281B2 (ja) * 1993-10-08 2004-09-15 ソニー株式会社 受信機
US5548594A (en) * 1993-12-28 1996-08-20 Nec Corporation Compact AGC circuit with stable characteristics
US6157811A (en) * 1994-01-11 2000-12-05 Ericsson Inc. Cellular/satellite communications system with improved frequency re-use
US5619503A (en) * 1994-01-11 1997-04-08 Ericsson Inc. Cellular/satellite communications system with improved frequency re-use
SE514943C2 (sv) * 1994-01-12 2001-05-21 Ericsson Ge Mobile Communicat Sätt vid energibesparing i en batteridriven sändare - mottagare
JPH0818500A (ja) * 1994-06-30 1996-01-19 Nec Corp 携帯無線機
US5490179A (en) * 1994-09-06 1996-02-06 Motorola, Inc. Signal grading in a selective call receiver for automatic gain control
US5564092A (en) * 1994-11-04 1996-10-08 Motorola, Inc. Differential feed-forward amplifier power control for a radio receiver system
FI105865B (fi) * 1994-11-14 2000-10-13 Nokia Mobile Phones Ltd Menetelmä ja kytkentä radiolaitteen lähetinsignaalin tehon säätämiseksi ja linearisoimiseksi
JPH08223624A (ja) * 1995-02-15 1996-08-30 Nec Corp 無線選択呼出受信機及び無線データ伝送方式
GB9508592D0 (en) * 1995-04-27 1995-06-14 Rca Thomson Licensing Corp Rf filter and agc circuit
CA2175860C (en) * 1995-06-02 2001-03-27 Randall Wayne Rich Apparatus and method for optimizing the quality of a received signal in a radio receiver
FR2737361B1 (fr) * 1995-07-25 1997-08-22 Alcatel Espace Procede de regulation d'une puissance d'un signal emis par une premiere station a destination d'une seconde station dans un reseau de telecommunications par satellite
US5701294A (en) * 1995-10-02 1997-12-23 Telefonaktiebolaget Lm Ericsson System and method for flexible coding, modulation, and time slot allocation in a radio telecommunications network
JPH09162773A (ja) * 1995-12-07 1997-06-20 Nec Corp 消費電流低減機能付無線送受信装置
US5828947A (en) * 1996-02-13 1998-10-27 Alcatel Espace Method of power regulation in a satellite telecommunication network with at least two satellites in view
US6236674B1 (en) * 1996-02-23 2001-05-22 Teletransactions, Inc. Transceiver control with sleep mode operation
EP0795967A1 (de) * 1996-03-14 1997-09-17 Philips Patentverwaltung GmbH Verfahren zur Energieeinsparung in einem Funkempfänger
JP2996170B2 (ja) * 1996-03-21 1999-12-27 日本電気株式会社 利得制御回路
JPH09261102A (ja) * 1996-03-22 1997-10-03 Toshiba Corp 振幅補正回路
SE9601606D0 (sv) * 1996-04-26 1996-04-26 Ericsson Telefon Ab L M Sätt vid radiotelekommunikationssystem
US5809400A (en) * 1996-06-21 1998-09-15 Lucent Technologies Inc. Intermodulation performance enhancement by dynamically controlling RF amplifier current
JP3581218B2 (ja) 1996-07-03 2004-10-27 株式会社東芝 移動通信端末装置とその携帯電話機並びにデータ端末装置
FR2750820B1 (fr) * 1996-07-04 1999-04-02 Alcatel Espace Procede de commutation d'un canal d'un premier chemin de propagation vers un second chemin de propagation
JP2984600B2 (ja) * 1996-07-26 1999-11-29 静岡日本電気株式会社 無線選択呼出受信機
US5748042A (en) * 1996-07-26 1998-05-05 Motorola, Inc. Method for altering a difference frequency signal and amplifier circuit thereof
JP4463332B2 (ja) * 1996-09-30 2010-05-19 クゥアルコム・インコーポレイテッド 干渉する受信機イミュニティを増大させる方法および装置
KR100193848B1 (ko) * 1996-10-05 1999-06-15 윤종용 대역확산통신기에 있어서 수신신호 이득 자동제어장치 및 방법
US6026288A (en) * 1996-12-10 2000-02-15 Lucent Technologies, Inc. Communications system with an apparatus for controlling overall power consumption based on received signal strength
US5886547A (en) * 1996-12-16 1999-03-23 Motorola, Inc. Circuit and method of controlling mixer linearity
US6081700A (en) * 1996-12-17 2000-06-27 Motorola, Inc. Radio having a self-tuning antenna and method thereof
US5995042A (en) * 1997-01-02 1999-11-30 Motorola, Inc. Spoofer detection power management for GPS receivers
US5978690A (en) * 1997-02-25 1999-11-02 Lucent Technologies Inc. Reducing power consumption in low noise radiophone amplifiers
KR100222404B1 (ko) 1997-06-21 1999-10-01 윤종용 혼변조 왜곡 성분을 억압하는 수신장치 및 방법
KR19990012755A (ko) * 1997-07-30 1999-02-25 윤종용 간섭을 줄이기 위한 역전력 제어장치 및 방법
JP3156652B2 (ja) * 1997-09-02 2001-04-16 日本電気株式会社 移動体無線通信装置
CN1103135C (zh) * 1997-09-30 2003-03-12 夸尔柯姆股份有限公司 用于增加接收机抗干扰性的方法和装置
DE19747275A1 (de) * 1997-10-25 1999-04-29 Philips Patentverwaltung Mobilfunkgerät mit einem Steuersignalgenerator
JPH11154882A (ja) * 1997-11-21 1999-06-08 Hitachi Denshi Ltd 無線機
US6070091A (en) * 1997-11-28 2000-05-30 Telefonaktiebolaget Lm Ericsson Method for detecting performance degradation in radio base stations due to intermodulation products
US6442216B1 (en) * 1998-03-04 2002-08-27 Motorola, Inc. Digital demodulator using boxcar filters and boxcar filter sections
US6298221B1 (en) * 1998-04-01 2001-10-02 Denso Corporation Adaptive receiver linearity techniques for a radio transceiver
DE19829500A1 (de) * 1998-07-02 2000-01-13 Thomson Brandt Gmbh Verfahren zur Verbesserung des Nutzsignals in einer Funkempfangseinheit
GB2339647A (en) * 1998-07-15 2000-02-02 Ericsson Telefon Ab L M Warning of Interference between Radio Links
US6137997A (en) * 1998-08-04 2000-10-24 Motorola, Inc. Circuit for receiving and transmitting signals and method
US6311048B1 (en) * 1998-09-24 2001-10-30 Aravind Loke Intelligent control of receiver linearity based on interference
FI106660B (fi) * 1998-11-06 2001-03-15 Nokia Mobile Phones Ltd Menetelmä ja järjestely radiovastaanottimen linearisoimiseksi
US6324387B1 (en) 1998-12-29 2001-11-27 Philips Electronics N.A. Corp. LNA control-circuit for receive closed loop automatic gain control
KR100288196B1 (ko) * 1999-03-04 2001-04-16 박종섭 광대역 무선 가입자망 단말기의 발진 방지 고주파 송신 제어 장치
KR100338674B1 (ko) * 1999-06-23 2002-05-30 윤종용 무선 단말기에서 수신단 증폭기의 제어 장치 및 방법
KR100713395B1 (ko) * 1999-10-27 2007-05-03 삼성전자주식회사 자동 이득제어 시스템의 비선형 왜곡 제거 장치 및 방법
GB2364455A (en) * 2000-06-30 2002-01-23 Nokia Oy Ab An efficient low-intermodulation digital video receiver
US6801760B2 (en) * 2000-08-08 2004-10-05 Qualcomm Incorporated Control of receiver immunity to interference by controlling linearity
US6694129B2 (en) * 2001-01-12 2004-02-17 Qualcomm, Incorporated Direct conversion digital domain control
US6498927B2 (en) * 2001-03-28 2002-12-24 Gct Semiconductor, Inc. Automatic gain control method for highly integrated communication receiver
US6876635B2 (en) * 2001-11-05 2005-04-05 Motorola, Inc. Current reduction by receiver linearity adjustment in a communication device
US6741844B2 (en) * 2001-11-27 2004-05-25 Motorola, Inc. Receiver for audio enhancement and method therefor
US20050239420A1 (en) * 2002-03-06 2005-10-27 Nam Ki Y Rf amplifier system with interface to provide a computer readable spectral depiction of the rf output
US7072424B2 (en) * 2002-04-23 2006-07-04 Kyocera Wireless Corp. Adaptive direct conversion receiver
GB0209830D0 (en) * 2002-04-30 2002-06-05 Zarlink Semiconductor Ltd Circuit stage for radio frequency tuner and radio frequency tuner
US6999742B2 (en) * 2002-07-26 2006-02-14 Mitsubishi Electric Research Laboratories, Inc. By-passing adjacent channel interference removal in receivers
JP2004088372A (ja) 2002-08-27 2004-03-18 Renesas Technology Corp 受信機及びそれを用いた無線通信端末機器
US20050134336A1 (en) * 2002-10-31 2005-06-23 Goldblatt Jeremy M. Adjustable-bias VCO
US7158806B2 (en) * 2003-01-22 2007-01-02 Motorola, Inc. Dispatch call setup method
WO2004079782A2 (en) * 2003-03-01 2004-09-16 Theta Microelectronics Inc. Power dissipation reduction in wireless transceivers
US7010330B1 (en) 2003-03-01 2006-03-07 Theta Microelectronics, Inc. Power dissipation reduction in wireless transceivers
US7313377B2 (en) 2003-04-15 2007-12-25 Rf Monolithics, Inc. System, method, and circuit for dynamic range enhancement in a communication system
US7181657B2 (en) * 2003-09-25 2007-02-20 Oki Electric Industry Co., Ltd. Data transmission apparatus adaptive to data quality on radio-transmission and a method of data transmission therefor
US7409189B2 (en) * 2004-03-30 2008-08-05 Intel Corporation Calibration and testing architecture for receivers
JP2005295348A (ja) * 2004-04-02 2005-10-20 Sharp Corp 受信機
US7570696B2 (en) * 2004-06-25 2009-08-04 Intel Corporation Multiple input multiple output multicarrier communication system and methods with quantized beamforming feedback
WO2006018759A1 (en) * 2004-08-16 2006-02-23 Koninklijke Philips Electronics N.V. Signal processing arrangement with power consumption control
US8280425B2 (en) * 2004-09-16 2012-10-02 Motorola Mobility Llc Wireless transmitter configuration
KR20060056095A (ko) * 2004-11-19 2006-05-24 지씨티 세미컨덕터 인코포레이티드 집적화된 무선 수신 장치 및 그 방법
US7457607B2 (en) * 2005-01-04 2008-11-25 Stmicroelectronics, Inc. Circuit and method for reducing mobile station receiver power consumption by dynamically controlling linearity and phase noise parameters
US7620382B2 (en) * 2005-06-09 2009-11-17 Alps Electric Co., Ltd. Frequency converter capable of preventing level of intermediate frequency signal from lowering due to rise in temperature
JP4584062B2 (ja) * 2005-07-21 2010-11-17 セイコーインスツル株式会社 携帯型電子機器
TW200746735A (en) 2006-02-08 2007-12-16 Qualcomm Inc Spectral shaping to reduce peak-to-average ratio in wireless communication
US8060041B2 (en) * 2006-02-09 2011-11-15 Qualcomm, Incorporated Adaptive receiver for wireless communication device
US7962112B2 (en) * 2006-12-12 2011-06-14 Texas Instruments Deutschland Gmbh Heterodyne receiver
US8311086B2 (en) * 2007-10-02 2012-11-13 Acterna Llc CATV digital receiver intermodulation susceptibility tester
US8472890B2 (en) * 2007-11-20 2013-06-25 Qualcomm Incorporated Adjustable local oscillator path in a communication device with a transmitter
US7920026B2 (en) 2008-04-07 2011-04-05 National Semiconductor Corporation Amplifier output stage with extended operating range and reduced quiescent current
US8849226B2 (en) * 2009-08-13 2014-09-30 Cascoda Limited Wireless receiver
GB2472774B (en) * 2009-08-13 2011-10-05 Cascoda Ltd Wireless receiver
US9275690B2 (en) 2012-05-30 2016-03-01 Tahoe Rf Semiconductor, Inc. Power management in an electronic system through reducing energy usage of a battery and/or controlling an output power of an amplifier thereof
US9509351B2 (en) 2012-07-27 2016-11-29 Tahoe Rf Semiconductor, Inc. Simultaneous accommodation of a low power signal and an interfering signal in a radio frequency (RF) receiver
US9716315B2 (en) 2013-03-15 2017-07-25 Gigpeak, Inc. Automatic high-resolution adaptive beam-steering
US9531070B2 (en) 2013-03-15 2016-12-27 Christopher T. Schiller Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through accommodating differential coupling between VCOs thereof
US9666942B2 (en) 2013-03-15 2017-05-30 Gigpeak, Inc. Adaptive transmit array for beam-steering
US9722310B2 (en) 2013-03-15 2017-08-01 Gigpeak, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through frequency multiplication
US9780449B2 (en) 2013-03-15 2017-10-03 Integrated Device Technology, Inc. Phase shift based improved reference input frequency signal injection into a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation to reduce a phase-steering requirement during beamforming
US9184498B2 (en) 2013-03-15 2015-11-10 Gigoptix, Inc. Extending beamforming capability of a coupled voltage controlled oscillator (VCO) array during local oscillator (LO) signal generation through fine control of a tunable frequency of a tank circuit of a VCO thereof
JP6306375B2 (ja) * 2014-03-05 2018-04-04 パナソニック株式会社 無線通信装置および妨害波検出方法
US11830514B2 (en) * 2021-05-27 2023-11-28 GM Global Technology Operations LLC System and method for augmenting vehicle phone audio with background sounds

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4309771A (en) * 1979-07-02 1982-01-05 Farinon Corporation Digital radio transmission system
JPS5643809A (en) * 1979-09-19 1981-04-22 Hitachi Ltd Automatic gain controller
US4352208A (en) * 1980-03-04 1982-09-28 Motorola, Inc. Automatic IF selectivity for radio receiver system
DE3121597C3 (de) * 1981-05-30 1993-09-30 Bosch Gmbh Robert System zur Verminderung des Rauschens in einem Fernseh-Bildsignal
JPS60145735A (ja) * 1984-01-09 1985-08-01 Nec Corp バツテリ−セ−ビング方式
US4761646A (en) * 1986-05-20 1988-08-02 International Business Machines Corporation Method and system for addressing and controlling a network of modems
JPH0232248U (de) * 1988-08-24 1990-02-28

Also Published As

Publication number Publication date
DE68921693D1 (de) 1995-04-20
DE68921693T2 (de) 1995-10-19
EP0366485A3 (de) 1991-09-25
EP0366485A2 (de) 1990-05-02
EP0366485B1 (de) 1995-03-15
US5001776A (en) 1991-03-19

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