DE602005021574D1 - Vorrichtung und Verfahren zur automatischen Verstärkungsregelung - Google Patents

Vorrichtung und Verfahren zur automatischen Verstärkungsregelung

Info

Publication number
DE602005021574D1
DE602005021574D1 DE602005021574T DE602005021574T DE602005021574D1 DE 602005021574 D1 DE602005021574 D1 DE 602005021574D1 DE 602005021574 T DE602005021574 T DE 602005021574T DE 602005021574 T DE602005021574 T DE 602005021574T DE 602005021574 D1 DE602005021574 D1 DE 602005021574D1
Authority
DE
Germany
Prior art keywords
gain control
automatic gain
automatic
control
gain
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
DE602005021574T
Other languages
English (en)
Inventor
Takeshi Ishihara
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.)
NEC Corp
Original Assignee
NEC 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
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE602005021574D1 publication Critical patent/DE602005021574D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/18TPC being performed according to specific parameters
    • H04W52/22TPC being performed according to specific parameters taking into account previous information or commands
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G3/00Gain control in amplifiers or frequency changers
    • H03G3/20Automatic control
    • H03G3/30Automatic control in amplifiers having semiconductor devices
    • H03G3/3052Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068Circuits generating control signals for both R.F. and I.F. stages
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • H03M1/18Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
    • H03M1/181Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values
    • H03M1/183Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G2201/00Indexing scheme relating to subclass H03G
    • H03G2201/10Gain control characterised by the type of controlled element
    • H03G2201/103Gain control characterised by the type of controlled element being an amplifying element
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G2201/00Indexing scheme relating to subclass H03G
    • H03G2201/20Gain control characterized by the position of the detection
    • H03G2201/202Gain control characterized by the position of the detection being in baseband
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G2201/00Indexing scheme relating to subclass H03G
    • H03G2201/30Gain control characterized by the type of controlled signal
    • H03G2201/305Gain control characterized by the type of controlled signal being intermediate frequency signal
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G2201/00Indexing scheme relating to subclass H03G
    • H03G2201/30Gain control characterized by the type of controlled signal
    • H03G2201/307Gain control characterized by the type of controlled signal being radio frequency signal
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G2201/00Indexing scheme relating to subclass H03G
    • H03G2201/70Gain control characterized by the gain control parameter
    • H03G2201/702Gain control characterized by the gain control parameter being frequency, e.g. frequency deviations
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • H03M1/1205Multiplexed conversion systems
    • H03M1/122Shared using a single converter or a part thereof for multiple channels, e.g. a residue amplifier for multiple stages
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12Analogue/digital converters
    • H03M1/18Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
DE602005021574T 2004-03-30 2005-03-29 Vorrichtung und Verfahren zur automatischen Verstärkungsregelung Active DE602005021574D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004099582A JP2005286806A (ja) 2004-03-30 2004-03-30 自動利得制御装置および自動利得制御方法

Publications (1)

Publication Number Publication Date
DE602005021574D1 true DE602005021574D1 (de) 2010-07-15

Family

ID=34879977

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005021574T Active DE602005021574D1 (de) 2004-03-30 2005-03-29 Vorrichtung und Verfahren zur automatischen Verstärkungsregelung

Country Status (5)

Country Link
US (1) US7392027B2 (de)
EP (1) EP1583232B1 (de)
JP (1) JP2005286806A (de)
CN (1) CN1677850A (de)
DE (1) DE602005021574D1 (de)

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US7577779B2 (en) 2006-02-14 2009-08-18 Broadcom Corporation Method and system for a RFIC master
US7557745B2 (en) * 2006-09-12 2009-07-07 Texas Instruments Incorporated Apparatus and method for managing access to the analog-to-digital conversion results
US7831229B2 (en) * 2007-02-12 2010-11-09 Broadcom Corporation FM receiver with digitally controlled antenna tuning circuitry
TW200929860A (en) * 2007-12-27 2009-07-01 Airoha Tech Corp A gain control circuit for an amplifier in a wireless transceiver
JP5078045B2 (ja) * 2009-02-11 2012-11-21 シグナル プロセシング デバイセズ スウェーデン アーベー 信号をデジタル化する装置及び方法
US8634766B2 (en) 2010-02-16 2014-01-21 Andrew Llc Gain measurement and monitoring for wireless communication systems
JP5381802B2 (ja) * 2010-02-24 2014-01-08 日本電気株式会社 携帯電話端末、移動通信システム及びそれらに用いるlnaローゲインモード切り替え制御方法
EP2367385B1 (de) 2010-03-19 2012-05-16 Telefonaktiebolaget L M Ericsson (publ) Technik zur automatischen Verstärkungskontrolle in einem Mehrträger-Kommunikationssystem
JP5593144B2 (ja) * 2010-07-01 2014-09-17 パナソニック株式会社 受信装置及び自動利得制御方法
JP5622034B2 (ja) 2010-07-26 2014-11-12 ソニー株式会社 受信装置、受信方法、プログラム、および受信システム
WO2012120804A1 (ja) * 2011-03-07 2012-09-13 パナソニック株式会社 無線機及び受信方法
EP2512044B1 (de) * 2011-04-14 2015-08-26 Telefonaktiebolaget LM Ericsson (publ) Verfahren und Gerät zur automatischen Verstärkungskontrolle
WO2013008190A2 (en) * 2011-07-12 2013-01-17 Renesas Mobile Corporation Wireless Communications
US8830859B2 (en) * 2012-05-10 2014-09-09 Blackberry Limited Power based gain control adjustment
CN103532585B (zh) * 2012-07-05 2016-12-21 中兴通讯股份有限公司 自动增益控制方法及装置
US9891311B2 (en) * 2014-07-30 2018-02-13 Nxp B.V. Method of secure RF ranging under strong multipath reflections
US20160182156A1 (en) * 2014-12-23 2016-06-23 Broadcom Corporation Adjustable Receiver with Addressable Parameters
US9716521B2 (en) * 2015-04-17 2017-07-25 Telefonaktiebolaget Lm Ericsson (Publ) Optimization of automatic gain control for narrow bandwidth operation
GB201810537D0 (en) 2018-06-27 2018-08-15 Nordic Semiconductor Asa Automatic gain control
CN108768329B (zh) * 2018-07-23 2023-10-13 上海艾为电子技术股份有限公司 双agc系统
RU2746110C9 (ru) * 2020-06-30 2021-06-24 Севен Санс Лимитед Корпус устройства для позиционирования коронарного стента в коронарных артериях и протяжки датчика катетера внутрисосудистого ультразвукового исследования
US20220358915A1 (en) * 2021-05-10 2022-11-10 Roku, Inc. Voice command recognition system
US12047066B2 (en) * 2021-08-31 2024-07-23 Viavi Solutions Inc. Hybrid digital-analog automatic level control (ALC) using vector signal generators (VSG)
CN117353739B (zh) * 2023-12-04 2024-03-26 上海芯炽科技集团有限公司 一种用于多增益档位的adc满量程校准方法

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JPH05327539A (ja) * 1992-05-27 1993-12-10 Sony Corp 受信機
US5568518A (en) * 1994-09-14 1996-10-22 Ericsson Ge Mobile Communications Inc. Fast automatic gain control
JP2873996B2 (ja) * 1995-03-31 1999-03-24 移動通信システム開発株式会社 無線通信装置
JPH0974323A (ja) * 1995-09-04 1997-03-18 Fujitsu Ltd ディジタル自動利得制御回路
JPH09307380A (ja) * 1996-05-13 1997-11-28 Toshiba Corp Agc機能を備えた無線通信装置
US6563891B1 (en) * 1998-11-24 2003-05-13 Telefonaktiebolaget L M Ericsson (Publ) Automatic gain control for slotted mode operation
JP2000236286A (ja) 1999-02-12 2000-08-29 Seiko Epson Corp 通信装置
JP2001168662A (ja) * 1999-12-08 2001-06-22 Matsushita Electric Ind Co Ltd Agc電圧制御方法及びagc回路
JP2001284996A (ja) 2000-03-31 2001-10-12 Matsushita Electric Ind Co Ltd ゲイン制御装置
JP2002076996A (ja) 2000-08-29 2002-03-15 Matsushita Electric Ind Co Ltd 自動利得制御装置及び自動利得制御方法
JP3479839B2 (ja) * 2000-10-27 2003-12-15 日本電気株式会社 受信agc回路
JP3462476B2 (ja) * 2001-03-28 2003-11-05 株式会社東芝 無線通信システム及び基地局
JP2003124759A (ja) 2001-10-10 2003-04-25 Matsushita Electric Ind Co Ltd 自動利得制御回路及び自動利得制御方法
JP2003209477A (ja) 2002-01-16 2003-07-25 Matsushita Electric Ind Co Ltd 自動利得制御装置及び自動利得制御方法
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

Also Published As

Publication number Publication date
EP1583232A3 (de) 2007-07-18
EP1583232A2 (de) 2005-10-05
US20050221778A1 (en) 2005-10-06
US7392027B2 (en) 2008-06-24
CN1677850A (zh) 2005-10-05
EP1583232B1 (de) 2010-06-02
JP2005286806A (ja) 2005-10-13

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