DE60204407D1 - Zeitliche Anpassung der Verstärkung eines LNA Blocks in einem RF Empfänger um die Intermodulation Interferenz auszugleichen - Google Patents

Zeitliche Anpassung der Verstärkung eines LNA Blocks in einem RF Empfänger um die Intermodulation Interferenz auszugleichen

Info

Publication number
DE60204407D1
DE60204407D1 DE60204407T DE60204407T DE60204407D1 DE 60204407 D1 DE60204407 D1 DE 60204407D1 DE 60204407 T DE60204407 T DE 60204407T DE 60204407 T DE60204407 T DE 60204407T DE 60204407 D1 DE60204407 D1 DE 60204407D1
Authority
DE
Germany
Prior art keywords
compensate
gain
receiver
time adjustment
intermodulation interference
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60204407T
Other languages
English (en)
Other versions
DE60204407T2 (de
Inventor
Hong Shi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Broadcom Corp
Original Assignee
Broadcom Corp
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=27378689&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60204407(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US09/966,060 external-priority patent/US7120410B2/en
Application filed by Broadcom Corp filed Critical Broadcom Corp
Application granted granted Critical
Publication of DE60204407D1 publication Critical patent/DE60204407D1/de
Publication of DE60204407T2 publication Critical patent/DE60204407T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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
    • H03G3/3078—Circuits generating control signals for digitally modulated signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
    • 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 without distortion of the input signal
    • 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
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/372—Noise reduction and elimination in amplifier
DE60204407T 2001-09-28 2002-09-25 Zeitliche Anpassung der Verstärkung eines LNA Blocks in einem RF Empfänger um die Intermodulation Interferenz auszugleichen Expired - Lifetime DE60204407T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US966060 2001-09-28
US09/966,060 US7120410B2 (en) 2001-09-28 2001-09-28 LNA gain adjustment in an RF receiver to compensate for intermodulation interference
US32740301P 2001-10-05 2001-10-05
US327403P 2001-10-05
US98911 2002-03-15
US10/098,911 US6873832B2 (en) 2001-09-28 2002-03-15 Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference

Publications (2)

Publication Number Publication Date
DE60204407D1 true DE60204407D1 (de) 2005-07-07
DE60204407T2 DE60204407T2 (de) 2006-03-23

Family

ID=27378689

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60204407T Expired - Lifetime DE60204407T2 (de) 2001-09-28 2002-09-25 Zeitliche Anpassung der Verstärkung eines LNA Blocks in einem RF Empfänger um die Intermodulation Interferenz auszugleichen
DE60204094T Expired - Lifetime DE60204094T3 (de) 2001-09-28 2002-09-25 LNA Verstärkungseinstellung in einem Radiofrequenzempfänger zur Kompensation der Intermodulationsinterferenz

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60204094T Expired - Lifetime DE60204094T3 (de) 2001-09-28 2002-09-25 LNA Verstärkungseinstellung in einem Radiofrequenzempfänger zur Kompensation der Intermodulationsinterferenz

Country Status (3)

Country Link
US (2) US6873832B2 (de)
EP (2) EP1300957B1 (de)
DE (2) DE60204407T2 (de)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6873832B2 (en) * 2001-09-28 2005-03-29 Broadcom Corporation Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference
US7212586B2 (en) * 2002-01-18 2007-05-01 Broadcom Corporation Direct conversion RF transceiver for wireless communications
JP3906792B2 (ja) * 2002-01-22 2007-04-18 松下電器産業株式会社 高周波信号受信装置とその製造方法
JP2003243996A (ja) * 2002-02-18 2003-08-29 Seiko Instruments Inc データ電送装置
US7110736B2 (en) * 2002-03-25 2006-09-19 Broadcom Corporation Analog peak detection circuitry for radio receivers
US6670914B1 (en) * 2002-08-30 2003-12-30 Rf Micro Devices, Inc. RF system for rejection of L-band jamming in a GPS receiver
US20040097209A1 (en) * 2002-11-14 2004-05-20 Haub David R. Automatic gain control apparatus and methods
EP1620955A1 (de) * 2002-11-18 2006-02-01 Koninklijke Philips Electronics N.V. Automatische verstärkungsregelung die signal und störleistung verwenden
US7429891B2 (en) * 2003-02-14 2008-09-30 Broadcom Corporation Method and system for low noise amplifier (LNA) gain adjustment through narrowband received signal strength indicator (NRSSI)
DE10311701B4 (de) * 2003-03-17 2006-04-27 Infineon Technologies Ag Sende- und Empfangsanordnung für Funkgeräte mit Basisbandbauteil, Hochfrequenzbauteil und einer dazwischen angeordneten Schnittstelle
ATE364261T1 (de) * 2003-07-30 2007-06-15 Texas Instruments Inc Reduzierung von dynamischer gleichspannungsschiebung in einem funkempfänger
US7072632B2 (en) * 2003-10-10 2006-07-04 Vixs, Inc. Fast signal detection process
US7474882B2 (en) * 2003-11-26 2009-01-06 Accton Technology Corporation System and method for RF gain control
DE102004008920B4 (de) * 2004-02-24 2012-11-22 Intel Mobile Communications GmbH Sende- und Empfangsanordnung für TD-SCDMA-Mobilfunkgeräte undTD-SCDMA-Mobilfunkgerät und entsprechendes Übertragungsverfahren
EP1612952B1 (de) * 2004-06-30 2008-08-06 Research In Motion Limited Verfahren und Einrichtung zur Reduzierung der Signalstörung in einem Funkempfänger auf Basis des Signal-Interferenz-Verhältnises
US7274920B2 (en) 2004-06-30 2007-09-25 Research In Motion Limited Methods and apparatus for reducing signal interference in a wireless receiver based on signal-to-interference ratio
US7447490B2 (en) 2005-05-18 2008-11-04 Nvidia Corporation In-situ gain calibration of radio frequency devices using thermal noise
FI20055424A0 (fi) * 2005-08-04 2005-08-04 Nokia Corp Menetelmä lineaarisuuden ohjaamiseksi kommunikaatiojärjestelmässä, päätelaite ja vastaanotin
US7515888B2 (en) * 2005-10-06 2009-04-07 Nxp B.V. Systems and method for a highly integrated, multi-mode tuner
US8396041B2 (en) 2005-11-08 2013-03-12 Microsoft Corporation Adapting a communication network to varying conditions
US8381047B2 (en) 2005-11-30 2013-02-19 Microsoft Corporation Predicting degradation of a communication channel below a threshold based on data transmission errors
DE102005058671B4 (de) * 2005-12-08 2011-09-15 Hewlett-Packard Development Co., L.P. Verfahren zum Betreiben eines Kommunikationsendgeräts
DE102005058670B4 (de) * 2005-12-08 2011-04-21 Palm, Inc. (n.d.Ges. d. Staates Delaware), Sunnyvale Verfahren zum Betreiben eines Kommunikationsendgeräts
US8761709B2 (en) * 2006-03-01 2014-06-24 Nokia Corporation Controlling a receiver
JP2007295147A (ja) * 2006-04-24 2007-11-08 Niigata Seimitsu Kk 自動利得制御回路
US7653368B2 (en) * 2006-06-14 2010-01-26 Intel Corporation Radio receiver and a method thereof
US7991085B2 (en) * 2006-06-29 2011-08-02 Wi-Lan, Inc. Early energy measurement
US8098779B2 (en) 2006-08-08 2012-01-17 Qualcomm Incorporated Interference detection and mitigation
US8290100B2 (en) * 2006-08-08 2012-10-16 Qualcomm Incorporated Interference detection and mitigation
US7876867B2 (en) * 2006-08-08 2011-01-25 Qualcomm Incorporated Intermodulation distortion detection and mitigation
US8144634B2 (en) * 2007-02-21 2012-03-27 Telefonaktiebolaget Lm Ericsson (Publ) Reducing automatic gain control process in time division duplex communication mode
GB0703883D0 (en) * 2007-02-28 2007-04-11 Cambridge Silicon Radio Ltd Receiver gain control
US7778617B2 (en) * 2007-03-30 2010-08-17 Broadcom Corporation Three stage algorithm for automatic gain control in a receiver system
FI20075392A0 (fi) * 2007-05-30 2007-05-30 Nokia Corp Radiovastaanottimen herkkyyden parantaminen
US20090031485A1 (en) 2007-07-30 2009-02-05 Robert Prusinski Face Shield for Safety Helmet
KR100916485B1 (ko) * 2007-11-20 2009-09-08 삼성전기주식회사 시그마-델타 구조를 갖는 수신 장치
US8055230B1 (en) * 2008-03-25 2011-11-08 Marvell International Ltd. Low noise amplifier gain adaption based on a received signal strength indication of bluetooth and wlan signals
US7983642B2 (en) * 2008-03-31 2011-07-19 Analog Devices, Inc. Method and system for detecting an out of band interferer in an RF receiver
US8559865B2 (en) * 2008-07-31 2013-10-15 Qualcomm Incorporated Method and apparatus for providing jammer detection in a receiver
US20100026548A1 (en) * 2008-07-31 2010-02-04 Qualcomm Incorporated Jammer detection with adaptive fast attack/slow release response for continuous and burst mode
CN101340198B (zh) * 2008-08-28 2011-11-09 华为终端有限公司 一种射频接收机的校准方法、装置和系统
US8238861B2 (en) 2009-01-26 2012-08-07 Qualcomm Incorporated Automatic gain control in a wireless communication network
US8885559B2 (en) 2009-03-20 2014-11-11 Innovative Wireless Technologies, Inc. Method and apparatus for reliable communications in underground and hazardous areas
US9179475B2 (en) 2009-03-20 2015-11-03 Innovative Wireless Technologies, Inc. Distributed ad hoc mesh network protocol for underground mine and hazardous area communications
FR2946217B1 (fr) * 2009-06-02 2012-04-13 St Nxp Wireless France Gestion des ressources d'un terminal de telephonie mobile.
US8588348B2 (en) * 2009-07-10 2013-11-19 Freescale Semiconductor, Inc. Receiver with automatic gain control
US20110140778A1 (en) * 2009-12-15 2011-06-16 Electronics And Telecommunications Research Institute Automatic gain control method and apparatus
US8843094B2 (en) * 2010-07-01 2014-09-23 Broadcom Corporation Method and system for blocker detecton and automatic gain control
US8498600B2 (en) * 2010-08-04 2013-07-30 Infomax Communication Co., Ltd. Automatic gain control system with dual-RSSI interference detection for optimization of sensitivity and adjacent channel rejection performance of RF receivers
US9001941B2 (en) * 2012-01-31 2015-04-07 Analog Devices, Inc. Method and apparatus to independently control front end gain and baseband gain
GB2499645A (en) * 2012-02-24 2013-08-28 Frontier Silicon Ltd Determining quality of a received signal in a radio receiver comprising two gain control loops
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
US9288776B2 (en) * 2013-11-05 2016-03-15 Qualcomm Incorporated Apparatus and method of wideband automatic gain control algorithm supporting multiple carriers with possibly different air interface technologies
TWI565232B (zh) 2014-04-16 2017-01-01 微晶片科技公司 增益控制方法、模組與使用其的無線信號接收器
US9577686B2 (en) * 2015-04-23 2017-02-21 Visteon Global Technologies, Inc. Providing for radio frequency auto gain control (RF AGC)
CN108781120B (zh) * 2016-03-15 2022-06-17 康普技术有限责任公司 基站的射频rf前端的增益控制
TWI634754B (zh) 2017-03-14 2018-09-01 瑞昱半導體股份有限公司 無線通訊系統接收電路及射頻訊號接收方法
US11716694B2 (en) 2019-01-31 2023-08-01 Commscope Technologies Llc Estimating and controlling transmit power of user equipment by a base station
US10749729B1 (en) * 2019-05-28 2020-08-18 Xilinx, Inc. System and method for automatic gain control adaptation
US11658764B2 (en) 2020-12-16 2023-05-23 Qualcomm Incorporated Biasing technique for receiver based on radio frequency (RF) jammer detection

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69107698T2 (de) * 1990-06-16 1995-07-06 Nec Corp Empfänger für ein zelluloses Mobilfunkübertragungssystem.
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
US5222255A (en) * 1991-08-05 1993-06-22 Ford Motor Company Intermodulation controller for radio receiver
US5339454A (en) * 1991-08-05 1994-08-16 Ford Motor Company Automatic gain control for RF amplifier
JPH05300039A (ja) 1992-04-24 1993-11-12 Toshiba Corp 受信装置
EP0594894B1 (de) * 1992-10-28 1999-03-31 Alcatel Offsetgleichspannungskorrektur für Direktmisch-TDMA-Empfänger
US5548594A (en) * 1993-12-28 1996-08-20 Nec Corporation Compact AGC circuit with stable characteristics
US5493712A (en) * 1994-03-23 1996-02-20 At&T Corp. Fast AGC for TDMA radio systems
US5722061A (en) * 1994-12-16 1998-02-24 Qualcomm Incorporated Method and apparatus for increasing receiver immunity to interference
US5722063A (en) * 1994-12-16 1998-02-24 Qualcomm Incorporated Method and apparatus for increasing receiver immunity to interference
EP0725479B1 (de) * 1995-01-31 2002-01-09 Nec Corporation Mobile Funkeinheit
JP3274055B2 (ja) * 1996-01-29 2002-04-15 沖電気工業株式会社 スペクトル拡散方式に従う受信機の飽和防止回路
US6009129A (en) 1997-02-28 1999-12-28 Nokia Mobile Phones Device and method for detection and reduction of intermodulation distortion
FI106670B (fi) * 1997-12-08 2001-03-15 Nokia Networks Oy Vastaanottomenetelmä ja vastaanotin
US6498926B1 (en) * 1997-12-09 2002-12-24 Qualcomm Incorporated Programmable linear receiver having a variable IIP3 point
JPH11340859A (ja) 1998-05-27 1999-12-10 Kyocera Corp Ｃｄｍａ方式受信機における利得制御方法
US6052566A (en) * 1998-06-26 2000-04-18 Lucent Technologies Inc. Combined RSSI/SNR-driven intermodulation-mitigation scheme for CDMA terminals
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
US6324387B1 (en) * 1998-12-29 2001-11-27 Philips Electronics N.A. Corp. LNA control-circuit for receive closed loop automatic gain control
US20010048727A1 (en) 2000-01-10 2001-12-06 Schmutz Thomas R. Method and apparatus for automatic gain control on a time slot by time slot basis
JP3939888B2 (ja) 2000-01-19 2007-07-04 独立行政法人科学技術振興機構 非線形歪み補償電力増幅器
US6654594B1 (en) * 2000-05-30 2003-11-25 Motorola, Inc. Digitized automatic gain control system and methods for a controlled gain receiver
JP2001358791A (ja) * 2000-06-15 2001-12-26 Mitsubishi Electric Corp 自動利得制御回路
DE10043744C1 (de) * 2000-09-05 2002-07-11 Infineon Technologies Ag Empfangsschaltung für Mobilfunkempfänger mit automatischer Verstärkungssteuerung
JP2002094335A (ja) * 2000-09-19 2002-03-29 Japan Science & Technology Corp 非線形歪み補償電力増幅器
US6873832B2 (en) * 2001-09-28 2005-03-29 Broadcom Corporation Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference

Also Published As

Publication number Publication date
EP1298806B1 (de) 2005-05-11
US6873832B2 (en) 2005-03-29
DE60204407T2 (de) 2006-03-23
EP1300957A1 (de) 2003-04-09
EP1300957B1 (de) 2005-06-01
US20030064692A1 (en) 2003-04-03
US20050079842A1 (en) 2005-04-14
DE60204094D1 (de) 2005-06-16
DE60204094T2 (de) 2006-01-19
US7242915B2 (en) 2007-07-10
EP1298806B2 (de) 2009-07-29
DE60204094T3 (de) 2010-01-21
EP1298806A1 (de) 2003-04-02

Similar Documents

Publication Publication Date Title
DE60204407D1 (de) Zeitliche Anpassung der Verstärkung eines LNA Blocks in einem RF Empfänger um die Intermodulation Interferenz auszugleichen
TW563993U (en) Equipment utilizing dynamic beam forming for wireless communication signals
AU2003270433A8 (en) Antenna structures for reducing the effects of multipath radio signals
IL139078A0 (en) Method and system for calibrating antenna towers to reduce cell interference
AU2003233017A1 (en) Wireless communication device consisting of a grounded antenna that is coupled to a wireless communication chip as well as method for fabrication of the device
IL156460A0 (en) Ether derivatives useful as inhibitors of pde4 isozymes
IL158734A0 (en) Methods for the preparation of cellular hydrogels
SG81344A1 (en) Novel method to trap air for improving the quality factor (q) of rf inductors in cmos technology
PL1695449T3 (pl) System nadawczo-odbiorczy zawierający wiele radiostacji bazowych współużytkujących antenę
FI20002637A (fi) Menetelmä lyhyen kantaman radiotaajuuskommunikoinnissa
DE10196128T1 (de) Verbesserte Hochfrequenzabdeckung eines umschlossenen Gebietes durch die Anordnung von Transceivern innerhalb des Gebietes
DE60119063D1 (de) Schaltkreis zur Korrektur der Flachheit eines Durchlassbandes
DE69933018D1 (de) Verfahren zur Reduzierung der Leistungsaufnahme eines Funkemfängers
AU2002351262A1 (en) Method for tuning voice playback ratio to optimize call quality
AU2003290831A8 (en) Radio frequency power amplifier active self-bias compensation circuit
HUP0100820A3 (en) Process for the obtaining of hmg-coa reductase inhibitors of high purity
AU2001293065A1 (en) Method for optimizing the level of rf signals by comparing quality of the rf signals under different operation modes
GB0326542D0 (en) High frequency antenna
AU2003273353A1 (en) Radio frequency interference monitor
AU2003259016A1 (en) Radio frequency transceivers
GB0122261D0 (en) Headphone antenna for vhf radio
AU2003246098A8 (en) Oxamidination process of carbonyl compounds
AU2003211741A1 (en) Process for producing carbonyl compound
GB0308913D0 (en) Method of, and circuit for,broadening the frequency band of frequency dependentloads
TW200500166A (en) Method for reducing degradation of reactive compounds during transport

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOSCH JEHLE PATENTANWALTSGESELLSCHAFT MBH, 80639 M