ZA9510321B - Method and apparatus for increasing receiver immunity to interference - Google Patents

Method and apparatus for increasing receiver immunity to interference

Info

Publication number
ZA9510321B
ZA9510321B ZA9510321A ZA9510321A ZA9510321B ZA 9510321 B ZA9510321 B ZA 9510321B ZA 9510321 A ZA9510321 A ZA 9510321A ZA 9510321 A ZA9510321 A ZA 9510321A ZA 9510321 B ZA9510321 B ZA 9510321B
Authority
ZA
South Africa
Prior art keywords
interference
increasing receiver
receiver immunity
immunity
increasing
Prior art date
Application number
ZA9510321A
Other languages
English (en)
Inventor
Paul E Peterzell
Charles E Wheatley Iii
Richard K Kornfeld
Ana L Weiland
Original Assignee
Qualcomm 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23407701&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA9510321(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of ZA9510321B publication Critical patent/ZA9510321B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/52—TPC using AGC [Automatic Gain Control] circuits or amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/005—Control of transmission; Equalising
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/72—Gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • 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
    • 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
    • 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
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70755—Setting of lock conditions, e.g. threshold
    • 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
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/72—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal
    • H03F2203/7239—Indexing scheme relating to gated amplifiers, i.e. amplifiers which are rendered operative or inoperative by means of a control signal the gated amplifier being switched on or off by putting into parallel or not, by choosing between amplifiers and shunting lines by one or more switch(es)

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Transceivers (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Superheterodyne Receivers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Amplifiers (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
ZA9510321A 1994-12-16 1995-12-05 Method and apparatus for increasing receiver immunity to interference ZA9510321B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/357,951 US5722063A (en) 1994-12-16 1994-12-16 Method and apparatus for increasing receiver immunity to interference

Publications (1)

Publication Number Publication Date
ZA9510321B true ZA9510321B (en) 1996-06-19

Family

ID=23407701

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9510321A ZA9510321B (en) 1994-12-16 1995-12-05 Method and apparatus for increasing receiver immunity to interference

Country Status (21)

Country Link
US (3) US5722063A (fi)
EP (3) EP1503517B1 (fi)
JP (8) JPH10510965A (fi)
KR (1) KR100369272B1 (fi)
CN (4) CN1090847C (fi)
AR (1) AR000363A1 (fi)
AT (3) ATE403284T1 (fi)
AU (5) AU703393B2 (fi)
BR (1) BR9510050A (fi)
CA (3) CA2467295C (fi)
DE (3) DE69533405T2 (fi)
ES (3) ES2225851T3 (fi)
FI (3) FI116342B (fi)
HK (1) HK1004453A1 (fi)
IL (2) IL116364A (fi)
MX (1) MX9704445A (fi)
MY (1) MY117285A (fi)
RU (3) RU2305363C2 (fi)
TW (1) TW301826B (fi)
WO (1) WO1996019048A2 (fi)
ZA (1) ZA9510321B (fi)

Families Citing this family (172)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA965340B (en) * 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US7020111B2 (en) * 1996-06-27 2006-03-28 Interdigital Technology Corporation System for using rapid acquisition spreading codes for spread-spectrum communications
US5862461A (en) * 1995-08-31 1999-01-19 Sony Corporation Transmitting apparatus and method of adjusting gain of signal to be transmitted, and receiving apparatus and method of adjusting gain of received signal
FI100072B (fi) * 1996-01-19 1997-09-15 Nokia Mobile Phones Ltd Menetelmä lähetystehon säätämiseksi sekä radiojärjestelmä
JPH1065568A (ja) * 1996-08-21 1998-03-06 Oki Electric Ind Co Ltd 無線装置
JP3669534B2 (ja) * 1996-09-12 2005-07-06 ソニー株式会社 半導体増幅装置及び通信端末装置
KR100251560B1 (ko) * 1996-10-29 2000-04-15 윤종용 부호분할 다중 접속방식 단말기의 외부 간섭신호 제거장치
US6009129A (en) * 1997-02-28 1999-12-28 Nokia Mobile Phones Device and method for detection and reduction of intermodulation distortion
JPH10303772A (ja) * 1997-04-25 1998-11-13 Alps Electric Co Ltd セルラ−電話機の受信回路
US5933112A (en) * 1997-05-30 1999-08-03 Matsushita Electric Industrial Co., Ltd. Antenna array receiver and a method of correcting a phase shift amount of a receiving signal
US6038460A (en) * 1997-06-18 2000-03-14 Lucent Technologies Inc. Receiver for an RF signal booster in wireless communication system
WO1998058447A1 (en) * 1997-06-19 1998-12-23 Maxon Systems Inc. (London) Ltd. Transceiver stage for a mobile telecommunications unit
JPH1131986A (ja) * 1997-07-08 1999-02-02 Oki Electric Ind Co Ltd 受信信号のレベル制御方法
US5982315A (en) * 1997-09-12 1999-11-09 Qualcomm Incorporated Multi-loop Σ Δ analog to digital converter
US6028884A (en) * 1997-10-14 2000-02-22 Qualcomm Incorporated Method and apparatus for measuring nonlinear effects in a communication system
US20020051434A1 (en) * 1997-10-23 2002-05-02 Ozluturk Fatih M. Method for using rapid acquisition spreading codes for spread-spectrum communications
US6498926B1 (en) * 1997-12-09 2002-12-24 Qualcomm Incorporated Programmable linear receiver having a variable IIP3 point
US6005506A (en) * 1997-12-09 1999-12-21 Qualcomm, Incorporated Receiver with sigma-delta analog-to-digital converter for sampling a received signal
US7283797B1 (en) * 1998-03-06 2007-10-16 Ericsson Inc. System and method of improving the dynamic range of a receiver in the presence of a narrowband interfering signal
JPH11274948A (ja) * 1998-03-20 1999-10-08 Toshiba Corp 送信電力制御装置およびこの送信電力制御装置に用いられる送信電力制御ユニット
US6298221B1 (en) * 1998-04-01 2001-10-02 Denso Corporation Adaptive receiver linearity techniques for a radio transceiver
JP4150101B2 (ja) * 1998-04-10 2008-09-17 富士通株式会社 無線受信装置
US6107878A (en) * 1998-08-06 2000-08-22 Qualcomm Incorporated Automatic gain control circuit for controlling multiple variable gain amplifier stages while estimating received signal power
US6487419B1 (en) * 1998-08-06 2002-11-26 Ericsson Inc. Systems and methods for management of current consumption and performance in a receiver down converter of a wireless device
DE29819009U1 (de) * 1998-10-26 1999-01-28 Spaun-electronic GmbH, 78224 Singen Verstärkereinrichtung für HF-Signale
US6563891B1 (en) * 1998-11-24 2003-05-13 Telefonaktiebolaget L M Ericsson (Publ) Automatic gain control for slotted mode operation
US6249686B1 (en) * 1998-12-22 2001-06-19 Philips Electronics N.A. Corp. Internal circuit for adaptive mode selection of multi-mode RF integrated circuit
US6324387B1 (en) * 1998-12-29 2001-11-27 Philips Electronics N.A. Corp. LNA control-circuit for receive closed loop automatic gain control
US6163708A (en) * 1998-12-31 2000-12-19 Nokia Mobile Phones Limited Closed-loop power control method
US6603825B1 (en) * 1999-01-12 2003-08-05 Motorola Inc. Automatic gain control for a receiver and method therefor
US6204728B1 (en) 1999-01-28 2001-03-20 Maxim Integrated Products, Inc. Radio frequency amplifier with reduced intermodulation distortion
US6215812B1 (en) 1999-01-28 2001-04-10 Bae Systems Canada Inc. Interference canceller for the protection of direct-sequence spread-spectrum communications from high-power narrowband interference
US6229998B1 (en) 1999-04-12 2001-05-08 Qualcomm Inc. Method and system for detecting in-band jammers in a spread spectrum wireless base station
US6553214B1 (en) 1999-05-05 2003-04-22 Tenatronics Limited Active window glass antenna system with automatic overload protection circuit
US6735423B1 (en) * 1999-05-18 2004-05-11 General Instrument Corporation Method and apparatus for obtaining optimal performance in a receiver
KR100319279B1 (ko) * 1999-05-27 2002-01-05 박태진 부호분할다중접속 이동통신시스템에서 적응 필터를 이용한 재밍 제거장치
JP3551841B2 (ja) * 1999-06-09 2004-08-11 日本電気株式会社 受信機及びその利得制御方法
US6658269B1 (en) * 1999-10-01 2003-12-02 Raytheon Company Wireless communications system
US7130579B1 (en) * 1999-10-21 2006-10-31 Broadcom Corporation Adaptive radio transceiver with a wide tuning range VCO
JP3795282B2 (ja) * 1999-12-01 2006-07-12 アルプス電気株式会社 伝送経路切替回路
US6614806B1 (en) * 2000-01-06 2003-09-02 Motorola Inc. Method and apparatus for interfering receiver signal overload protection
US6813510B1 (en) 2000-01-11 2004-11-02 Lucent Technologies Inc. System for automatically adjusting receive path gain
US6782062B1 (en) * 2000-03-29 2004-08-24 Sony Corporation Low power and high linearity receivers with reactively biased front ends
US6668028B1 (en) * 2000-03-29 2003-12-23 Sony Corporation Low-power CDMA receiver
US6625238B2 (en) * 2000-03-29 2003-09-23 Sony Corporation Low power and high linearity receivers with reactively biased front ends
US6567653B1 (en) * 2000-04-12 2003-05-20 Ericsson Inc. Dual-mode communications transmitter
FR2808157B1 (fr) * 2000-04-21 2002-07-26 St Microelectronics Sa Synthonisateur du type a frequence intermediaire nulle et procede de commande correspondant
US6532358B1 (en) 2000-08-03 2003-03-11 Tektronix, Inc. Overload distortion protection for a wideband receiver
FI114261B (fi) * 2000-09-12 2004-09-15 Nokia Corp Lähetin ja langaton viestintälaite
US6628932B1 (en) * 2000-09-29 2003-09-30 Northrop Grumman Corporation Radio receiver automatic gain control techniques
US7068987B2 (en) * 2000-10-02 2006-06-27 Conexant, Inc. Packet acquisition and channel tracking for a wireless communication device configured in a zero intermediate frequency architecture
JP2004511942A (ja) * 2000-10-10 2004-04-15 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 高度線形増幅回路
JP2002118483A (ja) 2000-10-11 2002-04-19 Matsushita Electric Ind Co Ltd 無線回路装置及び無線回路装置の制御方法
US6452456B1 (en) 2000-11-16 2002-09-17 Texas Instruments Incorporated Fast-setting, low power, jammer insensitive, biasing apparatus and method for single-ended circuits
US7092686B2 (en) * 2001-03-08 2006-08-15 Siemens Communications, Inc. Automatic transmit power control loop
US6593812B2 (en) * 2001-04-23 2003-07-15 Telefonaktiebolaget Lm Ericsson Automatic optimization of linearity for envelope feedback RF amplifier linearization
US7263143B1 (en) * 2001-05-07 2007-08-28 Adaptix, Inc. System and method for statistically directing automatic gain control
EP1414161A1 (en) * 2001-07-27 2004-04-28 Mitsubishi Denki Kabushiki Kaisha Receiver
US7061993B2 (en) * 2001-08-29 2006-06-13 Sony Corporation CDMA receiver architecture for lower bypass switch point
DE10201436B4 (de) * 2002-01-16 2011-05-26 Epcos Ag Schaltungsanordnung mit einem Antenneneingang und deren Verwendung
US7120410B2 (en) * 2001-09-28 2006-10-10 Broadcom Corporation LNA gain adjustment in an RF receiver to compensate for intermodulation interference
US6873832B2 (en) * 2001-09-28 2005-03-29 Broadcom Corporation Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference
KR20030031377A (ko) * 2001-10-15 2003-04-21 삼성전자주식회사 이동통신 단말장치 수신기
SE0103683D0 (sv) * 2001-11-06 2001-11-06 Ericsson Telefon Ab L M Method and arrangement in a communication system
US7082107B1 (en) 2001-11-26 2006-07-25 Intel Corporation Power control in wireless communications based on estimations of packet error rate
FR2833429B1 (fr) * 2001-12-06 2004-07-02 St Microelectronics Sa Procede de controle du gain d'un syntonisateur de frequences, et syntonisateur correspondant, en particulier pour la reception de signaux de television numerique terrestre
KR100442608B1 (ko) * 2001-12-07 2004-08-02 삼성전자주식회사 이동통신시스템의 수신단의 선형성 유지 장치 및 방법
US7088975B1 (en) * 2002-01-04 2006-08-08 Broadcom Corporation Automatic gain control system and method using multiple local AGC loops
US6687491B2 (en) * 2002-01-18 2004-02-03 Sony Corporation Direct conversion of low power high linearity receiver
DE10208415B4 (de) * 2002-02-27 2006-03-16 Advanced Micro Devices, Inc., Sunnyvale Verstärkungsregelung in WLAN-Geräten
US7809087B2 (en) * 2002-04-26 2010-10-05 Qualcomm, Incorporated Power detection techniques and discrete gain state selection for wireless networking
US6681181B2 (en) * 2002-05-20 2004-01-20 Sige Semiconductor Inc. GPS receiver with improved immunity to burst transmissions
US7460831B2 (en) 2002-06-20 2008-12-02 Dekolink Wireless Ltd. System and method for excluding narrow band noise from a communication channel
DE10239854A1 (de) * 2002-08-29 2004-03-11 Infineon Technologies Ag Vorverstärkerschaltung und Empfangsanordnung mit der Vorverstärkerschaltung
US7076201B2 (en) * 2002-09-05 2006-07-11 Xytrans, Inc. Low cost VSAT MMIC transceiver with automatic power control
KR100535386B1 (ko) 2002-12-03 2005-12-08 현대자동차주식회사 차량의 글래스 안테나를 이용한 전파 수신 방법 및 이를이용한 차량용 오디오 시스템
US8135057B2 (en) * 2002-12-20 2012-03-13 Texas Instruments Incorporated Reconfigurable chip level equalizer architecture
US20040171361A1 (en) * 2003-02-27 2004-09-02 Karthik Vasanth Selective input level wireless receiver
US7010330B1 (en) 2003-03-01 2006-03-07 Theta Microelectronics, Inc. Power dissipation reduction in wireless transceivers
EP1471649B1 (en) * 2003-04-25 2007-04-04 Fujitsu Ten Limited Antenna amplifier and shared antenna amplifier
FI116111B (fi) * 2003-06-10 2005-09-15 Nokia Corp Menetelmä häiriöiden vaikutuksen pienentämiseksi vastaanottimessa ja elektroniikkalaite
US7885627B2 (en) * 2003-07-07 2011-02-08 Advanced Micro Devices, Inc. Optimal initial gain selection for wireless receiver
KR100531879B1 (ko) 2003-07-09 2005-11-29 엘지전자 주식회사 휴대폰의 고주파 수신회로
US7183855B2 (en) 2003-10-10 2007-02-27 Siemens Aktiengesellschaft Circuit arrangement for the switchable amplification of variable electrical signals
DE102004044741B4 (de) * 2003-10-10 2007-04-19 Siemens Ag Schaltungsanordnung zur schaltbaren Verstärkung von veränderlichen elektrischen Signalen
US6940466B2 (en) * 2003-11-25 2005-09-06 Starkey Laboratories, Inc. Enhanced magnetic field communication system
US7474882B2 (en) * 2003-11-26 2009-01-06 Accton Technology Corporation System and method for RF gain control
US7248847B2 (en) * 2004-04-22 2007-07-24 Kyocera Wireless Corp. System and method for adaptively controlling receiver gain switch points
US7594151B2 (en) * 2004-06-18 2009-09-22 Qualcomm, Incorporated Reverse link power control in an orthogonal system
US7197692B2 (en) * 2004-06-18 2007-03-27 Qualcomm Incorporated Robust erasure detection and erasure-rate-based closed loop power control
US8452316B2 (en) * 2004-06-18 2013-05-28 Qualcomm Incorporated Power control for a wireless communication system utilizing orthogonal multiplexing
US8848574B2 (en) 2005-03-15 2014-09-30 Qualcomm Incorporated Interference control in a wireless communication system
US8942639B2 (en) 2005-03-15 2015-01-27 Qualcomm Incorporated Interference control in a wireless communication system
JP2006287572A (ja) * 2005-03-31 2006-10-19 Fujitsu Ten Ltd アンプシステム及びアンプシステムの制御方法
ATE525810T1 (de) * 2005-04-07 2011-10-15 Nokia Corp Endgerät mit variabler duplex-fähigkeit
US7250899B2 (en) * 2005-07-05 2007-07-31 Sige Semiconductor (Europe) Limited GPS receiver with improved immunity to collocated transmissions and method therefor
JP4509899B2 (ja) * 2005-09-07 2010-07-21 株式会社東芝 送受信モジュール
JP5430938B2 (ja) * 2005-10-27 2014-03-05 クゥアルコム・インコーポレイテッド 無線通信システムにおける逆方向リンク・ローディングを推定するための方法及び装置
US7761072B2 (en) * 2005-12-14 2010-07-20 Sige Semiconductor (Europe) Limited GPS receiver with improved immunity to burst transmissions
KR100662446B1 (ko) 2005-12-22 2007-01-02 엘지전자 주식회사 2차 혼변조 교정 방법 및 이를 이용하는 단말장치
CN1992538A (zh) * 2005-12-30 2007-07-04 鸿富锦精密工业（深圳）有限公司 移动通信装置
US7929934B2 (en) * 2006-02-15 2011-04-19 Toshiba Tec Kabushiki Kaisha Identification information reader and printer including the same
US20070197178A1 (en) * 2006-02-21 2007-08-23 Nokia Corporation Automatic gain control system for receivers in wireless communications
JP4795059B2 (ja) * 2006-03-14 2011-10-19 八木アンテナ株式会社 利得可変型高周波増幅装置
US8920343B2 (en) 2006-03-23 2014-12-30 Michael Edward Sabatino Apparatus for acquiring and processing of physiological auditory signals
US8521198B2 (en) * 2006-05-12 2013-08-27 Qualcomm, Incorporated Dynamic LNA switch points based on channel conditions
US8442572B2 (en) * 2006-09-08 2013-05-14 Qualcomm Incorporated Method and apparatus for adjustments for delta-based power control in wireless communication systems
US8670777B2 (en) * 2006-09-08 2014-03-11 Qualcomm Incorporated Method and apparatus for fast other sector interference (OSI) adjustment
JP2008172674A (ja) * 2007-01-15 2008-07-24 Matsushita Electric Ind Co Ltd マルチモード通信装置
US7715813B2 (en) * 2007-01-15 2010-05-11 Mediatek Singapore Pte Ltd Receiver having tunable amplifier with integrated tracking filter
US7894782B2 (en) * 2007-09-06 2011-02-22 Broadcom Corporation Multi-input multi-output transceiver with transmit power management based on receiver parameter and method for use therewith
US9374791B2 (en) * 2007-09-21 2016-06-21 Qualcomm Incorporated Interference management utilizing power and attenuation profiles
US8824979B2 (en) 2007-09-21 2014-09-02 Qualcomm Incorporated Interference management employing fractional frequency reuse
US9066306B2 (en) 2007-09-21 2015-06-23 Qualcomm Incorporated Interference management utilizing power control
CN101119150B (zh) * 2007-09-21 2011-11-23 深圳市虹远通信有限责任公司 实现智能自动电平控制和智能增益调节的方法
US9078269B2 (en) 2007-09-21 2015-07-07 Qualcomm Incorporated Interference management utilizing HARQ interlaces
US9137806B2 (en) 2007-09-21 2015-09-15 Qualcomm Incorporated Interference management employing fractional time reuse
US7692486B2 (en) * 2007-10-05 2010-04-06 Qualcomm, Incorporated Configurable feedback for an amplifier
US8848619B2 (en) 2007-11-27 2014-09-30 Qualcomm Incorporated Interface management in a wireless communication system using subframe time reuse
US8948095B2 (en) 2007-11-27 2015-02-03 Qualcomm Incorporated Interference management in a wireless communication system using frequency selective transmission
RU2461980C2 (ru) * 2007-11-27 2012-09-20 Квэлкомм Инкорпорейтед Управление помехами в системе беспроводной связи через многократное использование времени на основе подкадров
KR20090085300A (ko) * 2008-02-04 2009-08-07 삼성전자주식회사 듀얼스탠바이 휴대단말에서 감도 특성 개선 방법 및 장치
US9673917B2 (en) * 2008-05-30 2017-06-06 Qualcomm Incorporated Calibration using noise power
US9105187B2 (en) * 2009-05-14 2015-08-11 Woox Innovations Belgium N.V. Method and apparatus for providing information about the source of a sound via an audio device
JP5195683B2 (ja) * 2009-07-31 2013-05-08 ブラザー工業株式会社 無線通信装置および無線通信装置の制御プログラム
KR20110018788A (ko) * 2009-08-18 2011-02-24 삼성전자주식회사 복수의 저잡음 증폭기를 가지는 동시대기 단말 및 그의 무선 통신부 운용 방법
CN101661061B (zh) * 2009-09-18 2011-06-15 中国舰船研究设计中心 电子信息装备抗强射频干扰门限值确定方法
CN101793924B (zh) * 2009-10-30 2012-06-13 北京航空航天大学 一种射频接收机辐射互调抗扰度门限分析方法
US8634766B2 (en) 2010-02-16 2014-01-21 Andrew Llc Gain measurement and monitoring for wireless communication systems
US9065584B2 (en) 2010-09-29 2015-06-23 Qualcomm Incorporated Method and apparatus for adjusting rise-over-thermal threshold
US9198127B2 (en) 2010-10-25 2015-11-24 Yamamoto Kazuhiro Communication device
RU2445738C1 (ru) * 2011-03-14 2012-03-20 Евгений Михайлович Плышевский Радиоприемник
GB2498212B (en) * 2012-01-09 2013-12-04 Renesas Mobile Corp Method and apparatus for time division duplex communication
RU2549119C2 (ru) * 2012-04-24 2015-04-20 Андрей Александрович Федчун Способ селекции радиосигналов, устройство селекции радиосигналов и устройство определения подавления
US8725105B2 (en) 2012-05-24 2014-05-13 Mediatek Inc. Low noise amplifier and saw-less receiver with low-noise amplifier
US20140073278A1 (en) * 2012-09-10 2014-03-13 Uniband Electronic Corp. RSSI estimation based on VGA control and threshold detection
US9300420B2 (en) * 2012-09-11 2016-03-29 Qualcomm Incorporated Carrier aggregation receiver architecture
WO2014070763A1 (en) * 2012-10-30 2014-05-08 Anayas360.Com, Llc Compact and low-power millimeter-wave integrated vco-up/down- converter with gain-boosting
CN103067319A (zh) * 2012-12-24 2013-04-24 京信通信系统（中国）有限公司 一种上行信号处理方法、设备和系统
DE102013205295A1 (de) * 2013-03-26 2014-10-02 Robert Bosch Gmbh Vorrichtung zur Umfeldsensorik und Verfahren zur Anpassung eines Dynamikbereiches eines Empfangsverstärkers
US9264093B1 (en) * 2013-05-15 2016-02-16 Juniper Networks, Inc. Apparatus and method for bypassing amplifiers used to amplify signals received by wireless communication systems
KR20150000228A (ko) * 2013-06-24 2015-01-02 에스케이하이닉스 주식회사 반도체 집적 회로
CN104251996A (zh) * 2013-06-25 2014-12-31 成都国星通信有限公司 带抗干扰切换开关的北斗抗干扰设备及处理方法
US9350323B2 (en) * 2014-08-22 2016-05-24 Qualcomm Incorporated Mitigation of interference between FM radio and display subsystems on a mobile device
WO2016108576A1 (en) * 2014-12-31 2016-07-07 Samsung Electronics Co., Ltd. Apparatus and method for controlling power in a communication system
CN105897284A (zh) * 2015-10-26 2016-08-24 乐视移动智能信息技术（北京）有限公司 接收机与通信终端
EP3163952A1 (de) * 2015-10-26 2017-05-03 Volkswagen Aktiengesellschaft Vorrichtung, verfahren und computerprogramm für ein sende-empfangssystem mit einem ersten kommunikationsmodul und mit einem zweiten kommunikationsmodul
CN106921398A (zh) * 2015-12-28 2017-07-04 航天信息股份有限公司 用于实现动态范围增益的agc装置以及射频接收电路
US10128819B2 (en) 2016-01-21 2018-11-13 Qualcomm Incorporated High rejection wideband bandpass N-path filter
JP6631276B2 (ja) 2016-01-28 2020-01-15 富士通コネクテッドテクノロジーズ株式会社 無線装置及び受信方法
CN107634771A (zh) * 2016-07-15 2018-01-26 联发科技（新加坡）私人有限公司 移动设备及其提升灵敏度的电路
JP6907482B2 (ja) * 2016-08-26 2021-07-21 沖電気工業株式会社 通信端末、制御装置、通信方法、制御方法、及びプログラム
US9905120B1 (en) 2016-08-29 2018-02-27 At&T Digital Life, Inc. Alarm initiation when sensor is intentionally jammed
CN110492891B (zh) * 2016-08-31 2021-08-27 华为技术有限公司 接收机以及无线通信装置
JP2018085560A (ja) * 2016-11-21 2018-05-31 株式会社村田製作所 電力増幅モジュール
US10411658B2 (en) 2016-12-14 2019-09-10 Kabushiki Kaisha Toshiba Semiconductor device
CN106849970B (zh) * 2016-12-29 2019-10-18 上海华为技术有限公司 一种无源互调抑制方法以及无源互调抑制系统
RU181982U1 (ru) * 2016-12-29 2018-07-31 Открытое акционерное общество "Научно-производственное объединение Ангстрем" Приемопередающее устройство с широким динамическим диапазоном и низкими шумами
CN107257245B (zh) * 2017-06-15 2020-01-21 海能达通信股份有限公司 抗干扰收发单元、收发装置及抗干扰衰减处理方法
US11044028B2 (en) * 2018-07-12 2021-06-22 Silicon Laboratories Inc. Apparatus for radio-frequency receiver with interference detection and associated methods
FR3088157A1 (fr) * 2018-11-06 2020-05-08 Parrot Faurecia Automotive Sas Dispositif electronique et procede de reception d'un signal radioelectrique, circuit integre implementant un tel dispositif
CN111257880B (zh) * 2018-11-30 2022-10-04 深圳市海思半导体有限公司 一种雷达以及目标探测方法
JP7131401B2 (ja) * 2019-01-17 2022-09-06 沖電気工業株式会社 無線通信装置及び無線通信システム
CN111106843A (zh) * 2019-12-31 2020-05-05 西安烽火电子科技有限责任公司 一种基于低oip3低噪声放大器的短波接收机
CN111142076B (zh) * 2020-01-06 2023-09-05 西南电子技术研究所（中国电子科技集团公司第十研究所） 提高雷达低截获性能的功率控制方法
US10931321B1 (en) * 2020-01-08 2021-02-23 Eagle Technology, Llc System and method for optimizing intermodulation performance of receivers
CN116349137A (zh) * 2020-09-30 2023-06-27 华为技术有限公司 短距离通信装置、芯片及控制方法
US11178619B1 (en) * 2020-10-14 2021-11-16 GM Global Technology Operations LLC Antenna uplink power control to avoid performance degradation
CN112910486B (zh) * 2021-01-28 2022-08-09 维沃移动通信有限公司 信息收发控制方法、装置、电子设备及存储介质
US11811446B2 (en) * 2021-04-27 2023-11-07 Silicon Laboratories Inc. Bias circuit for a low noise amplifier of a front end interface of a radio frequency communication device that enables fast transitions between different operating modes
WO2023189460A1 (ja) * 2022-03-30 2023-10-05 ソニーセミコンダクタソリューションズ株式会社 受信装置、受信方法、並びにプログラム
CN116419383B (zh) * 2023-06-06 2023-08-18 东方空间技术(北京)有限公司 一种自动增益控制方法、电路及设备

Family Cites Families (62)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060381A (en) * 1960-06-02 1962-10-23 William C Turner Automatic attenuator control
US3587017A (en) * 1966-11-29 1971-06-22 Fujitsu Ltd Overvoltage protecting arrangement for an rf amplifier
US3449685A (en) * 1967-04-25 1969-06-10 Us Navy Automatic range selector employing plural amplifiers of different gains
DE2239494C3 (de) * 1972-08-11 1981-08-27 Robert Bosch Gmbh, 7000 Stuttgart Anordnung für den Rundfunkempfang in Kraftfahrzeugen
US4122400A (en) * 1976-11-08 1978-10-24 Rca Corporation Amplifier protection circuit
JPS5553931A (en) * 1978-10-18 1980-04-19 Nippon Telegr & Teleph Corp <Ntt> Optical repeater
JPS5650138U (fi) * 1979-09-25 1981-05-02
JPS5710147U (fi) * 1980-06-19 1982-01-19
JPS58155146U (ja) * 1982-01-21 1983-10-17 八重洲無線株式会社 受信機回路の構造
US4525863A (en) * 1983-10-19 1985-06-25 Gte Laboratories Incorporated Solid state transmit/receive switch
JPS60152133A (ja) * 1984-01-19 1985-08-10 Onkyo Corp Ｆｍ受信装置
DE3447283A1 (de) * 1984-12-24 1986-07-10 Telefunken electronic GmbH, 7100 Heilbronn Funkempfaenger
DK163699C (da) * 1986-02-11 1992-08-17 Poul Richter Joergensen Fremgangsmaade til automatisk forstaerkningsstyring af et signal samt et kredsloeb til udoevelse af fremgangsmaaden
US4718114A (en) * 1986-03-27 1988-01-05 Rockwell International Corporation AC overload protective circuit
JPH0626320B2 (ja) * 1986-04-09 1994-04-06 日本電気株式会社 無線送受信装置
JPH0630031B2 (ja) * 1986-09-25 1994-04-20 日本電気株式会社 自動電力制御回路
JPS63153634U (fi) * 1987-03-28 1988-10-07
JPH075549B2 (ja) * 1987-07-09 1995-01-25 富士写真フイルム株式会社 オキシインドール誘導体の製造法
JPH0354443Y2 (fi) * 1987-09-30 1991-12-02
US4870372A (en) * 1988-05-20 1989-09-26 At&E Corporation AGC delay on an integrated circuit
US4989074A (en) * 1988-09-27 1991-01-29 Matsushita Electric Industrial Co., Ltd. Digital automatic gain control apparatus
US5119508A (en) * 1988-11-18 1992-06-02 Motorola, Inc. Predictive AGC in TDM systems
US5276685A (en) * 1988-11-30 1994-01-04 Motorola, Inc. Digital automatic gain control
JPH057784Y2 (fi) * 1988-12-29 1993-02-26
JPH02285817A (ja) * 1989-04-27 1990-11-26 Nec Corp 無線送信機
JPH02302129A (ja) * 1989-05-17 1990-12-14 Mitsubishi Electric Corp 映像受信装置
JPH0631818Y2 (ja) * 1989-08-31 1994-08-22 株式会社ケンウッド 車載テレビ受信機
JPH0795699B2 (ja) * 1989-10-26 1995-10-11 松下電器産業株式会社 受信機
US5056109A (en) * 1989-11-07 1991-10-08 Qualcomm, Inc. Method and apparatus for controlling transmission power in a cdma cellular mobile telephone system
US5321851A (en) * 1989-11-15 1994-06-14 Sanyo Electric Co., Ltd. Radio receiver comprising automatic gain controlling function
US5036527A (en) * 1990-02-05 1991-07-30 Hayes Microcomputer Products, Inc. Iterative automatic gain control for an analog front end of a modem
US5276912A (en) * 1990-02-06 1994-01-04 Motorola, Inc. Radio frequency power amplifier having variable output power
GB9005779D0 (en) * 1990-03-14 1990-05-09 Gen Electric Co Plc Radio receiver antenna arrangements
US5082740A (en) * 1990-03-26 1992-01-21 The Dow Chemical Company Plastic clad metal laminate for heat transfer partitions
JPH0437317A (ja) * 1990-06-01 1992-02-07 Toyo Commun Equip Co Ltd 受信機の感度抑圧防止及び混信防止方法
EP0462782B1 (en) * 1990-06-16 1995-03-01 Nec Corporation Receiver for a cellular mobile radio communication system
JPH0821874B2 (ja) * 1990-06-25 1996-03-04 セイコー電子工業株式会社 無線通信機
EP0464669B1 (en) * 1990-06-29 1997-06-04 Sanyo Electric Co., Ltd. AGC circuit for radio receiver
JP2577490B2 (ja) * 1990-07-03 1997-01-29 株式会社東芝 Ｆｍフロントエンド部のａｇｃ回路
US5093840A (en) * 1990-11-16 1992-03-03 Scs Mobilecom, Inc. Adaptive power control for a spread spectrum transmitter
JP2703667B2 (ja) * 1991-01-10 1998-01-26 三菱電機株式会社 電力増幅装置
FI87287C (fi) * 1991-01-15 1992-12-10 Nokia Mobile Phones Ltd Foerstaerkningsreglering av en agc-foerstaerkare i ett pao tidsmultiplexering baserat radiotelefonsystem
US5184349A (en) * 1991-01-16 1993-02-02 Motorola, Inc. Amplitude control of a burst signal in a receiver
JPH04297115A (ja) * 1991-03-26 1992-10-21 Toshiba Corp 可変利得制御回路
IT1247845B (it) * 1991-03-29 1995-01-02 Pirelli Cavi Spa Linea di telecomunicazione a fibre ottiche con dispositivo di protezione per amplificatori ottici
US5321849A (en) * 1991-05-22 1994-06-14 Southwestern Bell Technology Resources, Inc. System for controlling signal level at both ends of a transmission link based on a detected valve
US5321847A (en) * 1991-07-26 1994-06-14 Motorola, Inc. Apparatus and method for detecting intermodulation distortion in a radio frequency receiver
US5193210A (en) * 1991-07-29 1993-03-09 Abc Auto Alarms, Inc. Low power RF receiver
US5339454A (en) * 1991-08-05 1994-08-16 Ford Motor Company Automatic gain control for RF amplifier
JP3067308B2 (ja) * 1991-08-28 2000-07-17 日本電気株式会社 セルラー受信機
JP2730347B2 (ja) * 1991-10-09 1998-03-25 松下電器産業株式会社 受信機の自動利得制御方法
US5222104A (en) * 1991-12-30 1993-06-22 Motorola, Inc. Gain control circuit for radio transmitter
US5509030A (en) * 1992-03-04 1996-04-16 Alcatel Network Systems, Inc. RF receiver AGC incorporating time domain equalizer circuity
JPH05335855A (ja) * 1992-05-29 1993-12-17 Sanyo Electric Co Ltd ラジオ受信機
WO1994006213A1 (en) * 1992-09-02 1994-03-17 Motorola, Inc. Radio receiver
JP2940583B2 (ja) * 1992-11-16 1999-08-25 エヌ・ティ・ティ移動通信網株式会社 無線送受信装置
FI99180C (fi) * 1993-04-26 1997-10-10 Nokia Mobile Phones Ltd Menetelmä radiopuhelimen käyttämiseksi ulkoisen vahvistinlaitteen kanssa ja menetelmässä käytettävä radiopuhelin ja vahvistinlaite
JPH06326623A (ja) * 1993-05-14 1994-11-25 Toshiba Corp ディジタル無線通信装置
JPH0746148A (ja) * 1993-07-29 1995-02-14 Japan Radio Co Ltd Ａｇｃ回路付受信機
GB9320068D0 (en) * 1993-09-29 1993-11-17 Sgs Thomson Microelectronics Demodulation of fm audio carrier
US5555277A (en) * 1993-12-01 1996-09-10 Datapoint Corporation Technique for cancelling common mode switching noise to achieve reduced error rates in a local area network
US5564092A (en) * 1994-11-04 1996-10-08 Motorola, Inc. Differential feed-forward amplifier power control for a radio receiver system

Also Published As

Publication number Publication date
WO1996019048A3 (en) 1996-09-06
AU1424799A (en) 1999-04-01
AU4419696A (en) 1996-07-03
MY117285A (en) 2004-06-30
RU2007111391A (ru) 2008-10-10
ATE403284T1 (de) 2008-08-15
DE69535225T2 (de) 2007-09-13
WO1996019048A2 (en) 1996-06-20
ES2268553T3 (es) 2007-03-16
CN101072058A (zh) 2007-11-14
CN1396721A (zh) 2003-02-12
JP2010068529A (ja) 2010-03-25
HK1004453A1 (en) 1998-11-27
DE69533405T2 (de) 2005-09-01
EP1503517A3 (en) 2005-02-09
CN100459452C (zh) 2009-02-04
FI972501A0 (fi) 1997-06-12
US5930692A (en) 1999-07-27
CA2207745A1 (en) 1996-06-20
EP0797873A2 (en) 1997-10-01
ES2225851T3 (es) 2005-03-16
AU1424899A (en) 1999-04-01
ATE339811T1 (de) 2006-10-15
ATE274260T1 (de) 2004-09-15
IL116364A (en) 2001-05-20
AU717794B2 (en) 2000-03-30
AU1425099A (en) 1999-04-22
CA2467295A1 (en) 1996-06-20
EP1513268B1 (en) 2008-07-30
JP2004166307A (ja) 2004-06-10
CA2467276A1 (en) 1996-06-20
KR980700738A (ko) 1998-03-30
CA2207745C (en) 2004-10-26
IL116364A0 (en) 1996-03-31
AU717774B2 (en) 2000-03-30
RU2196384C2 (ru) 2003-01-10
EP0797873B1 (en) 2004-08-18
FI116342B (fi) 2005-10-31
EP1503517B1 (en) 2006-09-13
JP2009038809A (ja) 2009-02-19
CA2467276C (en) 2005-06-21
AU703393B2 (en) 1999-03-25
US5722063A (en) 1998-02-24
JP2007318767A (ja) 2007-12-06
JP2011211731A (ja) 2011-10-20
RU2448411C2 (ru) 2012-04-20
CN1090847C (zh) 2002-09-11
JP2007274730A (ja) 2007-10-18
US5732341A (en) 1998-03-24
FI20060862A (fi) 2006-09-27
DE69533405D1 (de) 2004-09-23
FI118662B (fi) 2008-01-31
JP4787300B2 (ja) 2011-10-05
FI972501A (fi) 1997-08-15
FI20050748A (fi) 2005-07-13
EP1513268A3 (en) 2005-03-23
EP1503517A2 (en) 2005-02-02
JP2002190748A (ja) 2002-07-05
CN101072058B (zh) 2011-01-19
CN1175329A (zh) 1998-03-04
JP4436387B2 (ja) 2010-03-24
CN1638304A (zh) 2005-07-13
AU1424999A (en) 1999-04-01
JP5384558B2 (ja) 2014-01-08
CA2467295C (en) 2005-06-21
RU2305363C2 (ru) 2007-08-27
TW301826B (fi) 1997-04-01
FI117840B (fi) 2007-03-15
MX9704445A (es) 1997-09-30
JPH10510965A (ja) 1998-10-20
CN1211948C (zh) 2005-07-20
EP1513268A2 (en) 2005-03-09
IL131443A (en) 2003-10-31
RU2002125369A (ru) 2004-03-27
BR9510050A (pt) 1998-11-03
KR100369272B1 (ko) 2003-03-15
DE69535799D1 (de) 2008-09-11
DE69535225D1 (de) 2006-10-26
JP4234615B2 (ja) 2009-03-04
AU717843B2 (en) 2000-04-06
ES2308076T3 (es) 2008-12-01
AR000363A1 (es) 1997-06-18

Similar Documents

Publication Publication Date Title
IL116364A0 (en) Method and apparatus for increasing receiver immunity to interference
GB2261140B (en) Receiver controller method and apparatus
IL112165A0 (en) Method and apparatus for group encoding signals
EP0493962A3 (en) Method and apparatus for improving bit-images
EP0735674A3 (en) Method and device for adaptive filtering
GB2313984B (en) Interface protocol method and apparatus
GB2294614B (en) Communication method and apparatus
EP0795218A4 (en) IGNITION DEVICE AND METHOD
GB9511889D0 (en) Compensation method and apparatus
EP0723374A4 (en) COMMUNICATION METHOD AND APPARATUS
PL320857A1 (en) Communication method and apparatus
GB9410772D0 (en) Collection apparatus
IL117650A (en) Modem apparatus
EP0469622A3 (en) Method and apparatus for demodulating a biphase-coded signal
EP0711037A3 (en) Device and method for generating a signal
GB2295576B (en) De-laminator apparatus and method
AP9300571A0 (en) Method and apparatus for mineral recovery
IL131443A0 (en) Method and apparatus for increasing receiver immunity to interference
EP0845054A4 (en) MINERAL EXTRACTION DEVICE
GB2271639B (en) Method and apparatus for interference reduction
EP0708336A3 (en) Method of distinguishing granulomonocytic progenitors
GB9520294D0 (en) Shock sensor apparatus and method
IL119467A0 (en) Method and apparatus for the provision and reception of symbols
GB9421928D0 (en) Scrubbing method and apparatus
ZA923527B (en) Method and apparatus pertaining to communications