DE602004011527D1 - Verstärkungsregelung und Empfänger mit Verstärkungsregelung - Google Patents

Verstärkungsregelung und Empfänger mit Verstärkungsregelung

Info

Publication number
DE602004011527D1
DE602004011527D1 DE200460011527 DE602004011527T DE602004011527D1 DE 602004011527 D1 DE602004011527 D1 DE 602004011527D1 DE 200460011527 DE200460011527 DE 200460011527 DE 602004011527 T DE602004011527 T DE 602004011527T DE 602004011527 D1 DE602004011527 D1 DE 602004011527D1
Authority
DE
Germany
Prior art keywords
gain control
receiver
gain
control
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.)
Active
Application number
DE200460011527
Other languages
English (en)
Other versions
DE602004011527T2 (de
Inventor
Takashi Nakayama
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.)
Sony Corp
Original Assignee
Sony Ericsson Mobile Communications Japan 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 Sony Ericsson Mobile Communications Japan Inc filed Critical Sony Ericsson Mobile Communications Japan Inc
Publication of DE602004011527D1 publication Critical patent/DE602004011527D1/de
Application granted granted Critical
Publication of DE602004011527T2 publication Critical patent/DE602004011527T2/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
DE200460011527 2003-09-16 2004-09-14 Verstärkungsregelung und Empfänger mit Verstärkungsregelung Active DE602004011527T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003322458 2003-09-16
JP2003322458A JP4289667B2 (ja) 2003-09-16 2003-09-16 可変利得制御回路および受信装置

Publications (2)

Publication Number Publication Date
DE602004011527D1 true DE602004011527D1 (de) 2008-03-13
DE602004011527T2 DE602004011527T2 (de) 2009-01-29

Family

ID=34191272

Family Applications (2)

Application Number Title Priority Date Filing Date
DE200460011527 Active DE602004011527T2 (de) 2003-09-16 2004-09-14 Verstärkungsregelung und Empfänger mit Verstärkungsregelung
DE200460003759 Active DE602004003759T2 (de) 2003-09-16 2004-09-14 Verstärkungsregelung und Empfänger mit Verstärkungsregelung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE200460003759 Active DE602004003759T2 (de) 2003-09-16 2004-09-14 Verstärkungsregelung und Empfänger mit Verstärkungsregelung

Country Status (4)

Country Link
US (1) US7231195B2 (de)
EP (3) EP1655834A3 (de)
JP (1) JP4289667B2 (de)
DE (2) DE602004011527T2 (de)

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JP4319502B2 (ja) * 2003-10-01 2009-08-26 株式会社ルネサステクノロジ 通信用半導体集積回路および無線通信システム
JP2005167519A (ja) * 2003-12-01 2005-06-23 Sony Ericsson Mobilecommunications Japan Inc 携帯通信端末装置及び利得可変回路
US8126093B2 (en) * 2004-10-29 2012-02-28 Broadcom Corporation Method and system for process, voltage, and temperature (PVT) correction
WO2007022283A1 (en) * 2005-08-12 2007-02-22 Maxlinear, Inc. Wide dynamic range amplifier gain control
US7697901B2 (en) * 2005-09-26 2010-04-13 St-Ericsson Sa Digital variable gain mixer
US7720176B2 (en) * 2005-09-26 2010-05-18 St-Ericsson Sa Edge transceiver architecture and related methods
DE102006018309A1 (de) * 2006-04-20 2007-10-25 Hella Kgaa Hueck & Co. Vorrichtung zum Entstören von kleinen Signalen
US20070254610A1 (en) * 2006-05-01 2007-11-01 Sharon Levy Device, system and method of reception chain adaptation
KR100782326B1 (ko) * 2006-05-06 2007-12-06 삼성전자주식회사 직접 변환 수신기의 베이스 밴드용 아날로그 집적회로 및ｄｃ 오프셋 제거 방법
US20070264942A1 (en) * 2006-05-15 2007-11-15 Mediatek Inc. Rf transceiver and communication device using the same
JP4941822B2 (ja) * 2006-12-27 2012-05-30 三星電子株式会社 受信装置、及び送信装置
JP4416014B2 (ja) 2007-06-26 2010-02-17 ソニー株式会社 無線通信装置
US7982539B2 (en) * 2007-08-22 2011-07-19 Nanoamp Mobile, Inc. High resolution variable gain control
US8229381B2 (en) * 2007-10-03 2012-07-24 Maxlinear, Inc. Method and apparatus for efficient DC calibration in a direct-conversion system with variable DC gain
KR100966767B1 (ko) * 2008-02-14 2010-06-29 (주)에프씨아이 Ｇｂｗ 최적화를 이용하여 전력소모를 감소시키는전류조절부가 구비된 수신기
JP5202035B2 (ja) * 2008-02-28 2013-06-05 ルネサスエレクトロニクス株式会社 半導体集積回路とその動作方法
WO2011068449A1 (en) * 2009-12-04 2011-06-09 Telefonaktiebolaget Lm Ericsson (Publ) Detection of radio signals in a receiver
US8358230B2 (en) * 2011-04-28 2013-01-22 Richwave Technology Corp. Low power discrete-time electronic circuit
US9647646B2 (en) * 2014-04-22 2017-05-09 Qualcomm Incorporated Systems and methods for gain and offset control
WO2015169379A1 (en) * 2014-05-08 2015-11-12 Epcos Ag Circuit and method of operating a circuit
CN104954032B (zh) * 2015-05-22 2018-01-26 豪威科技(上海)有限公司 无线接收机及其使用方法
CN105763491B (zh) * 2016-01-31 2019-02-26 天津大学 一种用于无线接收机中的直流失调抑制电路

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Publication number Priority date Publication date Assignee Title
US4066977A (en) 1976-03-30 1978-01-03 E-Systems, Inc. Digitized AGC amplifier with gain hysteresis circuit
EP0413311A3 (en) 1989-08-16 1991-10-30 Hitachi, Ltd. A radio receiver and a radio receiver using a direct conversion
JPH0555848A (ja) * 1991-08-26 1993-03-05 Fujitsu Ltd 可変増幅回路
US5734974A (en) * 1996-03-27 1998-03-31 Motorola, Inc. Selective call receivers with stepwise variable gain control
DE69731137T2 (de) 1996-03-27 2006-03-09 Philips Intellectual Property & Standards Gmbh Verbesserung in oder bezüglich Radioempfänger
US6498929B1 (en) 1996-06-21 2002-12-24 Kabushiki Kaisha Toshiba Receiver having DC offset decreasing function and communication system using the same
US5898912A (en) * 1996-07-01 1999-04-27 Motorola, Inc. Direct current (DC) offset compensation method and apparatus
DE19630396C2 (de) * 1996-07-26 1998-07-09 Sgs Thomson Microelectronics Verfahren und Vorrichtung zur Offset-Kompensation einer Signalverarbeitungsschaltung
JP3468009B2 (ja) * 1997-02-19 2003-11-17 三菱電機株式会社 受信機
JPH118560A (ja) * 1997-04-25 1999-01-12 Matsushita Electric Ind Co Ltd 送信出力制御回路及び送信出力制御方法
US6240100B1 (en) 1997-07-31 2001-05-29 Motorola, Inc. Cellular TDMA base station receiver with dynamic DC offset correction
US6498926B1 (en) 1997-12-09 2002-12-24 Qualcomm Incorporated Programmable linear receiver having a variable IIP3 point
JP3292121B2 (ja) * 1997-12-10 2002-06-17 日本電気株式会社 Ａｇｃアンプ制御回路
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
DE60001960T2 (de) * 1999-05-24 2003-11-13 Level One Communications Inc Automatische verstärkungsregelung und offsetkorrektur
US6463266B1 (en) * 1999-08-10 2002-10-08 Broadcom Corporation Radio frequency control for communications systems
CA2289823C (en) 1999-11-15 2004-07-06 Philsar Semiconductor Inc. Complex filtering/agc radio receiver architecture for low-if or zero-if
US20040029539A1 (en) 2001-07-27 2004-02-12 Keiichi Sadahiro Receiver
JP3770819B2 (ja) * 2001-09-28 2006-04-26 株式会社ルネサステクノロジ 無線通信受信装置
JP3852919B2 (ja) * 2001-12-25 2006-12-06 株式会社東芝 無線受信機
JP3805258B2 (ja) * 2002-01-29 2006-08-02 松下電器産業株式会社 ダイレクトコンバージョン受信機
JP3622728B2 (ja) * 2002-01-30 2005-02-23 日本電気株式会社 受信機のベースバンド回路及びその低域遮断周波数制御方法
WO2003073661A2 (en) * 2002-02-21 2003-09-04 Analog Devices, Inc. 3g radio
US7373125B2 (en) * 2003-02-28 2008-05-13 Motorola, Inc. Off-channel signal detector with programmable hysteresis
JP2005167519A (ja) * 2003-12-01 2005-06-23 Sony Ericsson Mobilecommunications Japan Inc 携帯通信端末装置及び利得可変回路

Also Published As

Publication number Publication date
EP1655834A3 (de) 2006-05-31
US20050107054A1 (en) 2005-05-19
DE602004003759T2 (de) 2007-10-11
EP1655835A3 (de) 2006-05-17
EP1655835B1 (de) 2008-01-23
JP2005094178A (ja) 2005-04-07
US7231195B2 (en) 2007-06-12
EP1655835A2 (de) 2006-05-10
JP4289667B2 (ja) 2009-07-01
EP1655834A2 (de) 2006-05-10
EP1517440B1 (de) 2006-12-20
DE602004003759D1 (de) 2007-02-01
DE602004011527T2 (de) 2009-01-29
EP1517440A2 (de) 2005-03-23
EP1517440A3 (de) 2005-06-15

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