DE602005022570D1 - Automatische Verstärkungsregelung mit mehreren Komparatorschaltungen - Google Patents

Automatische Verstärkungsregelung mit mehreren Komparatorschaltungen

Info

Publication number
DE602005022570D1
DE602005022570D1 DE602005022570T DE602005022570T DE602005022570D1 DE 602005022570 D1 DE602005022570 D1 DE 602005022570D1 DE 602005022570 T DE602005022570 T DE 602005022570T DE 602005022570 T DE602005022570 T DE 602005022570T DE 602005022570 D1 DE602005022570 D1 DE 602005022570D1
Authority
DE
Germany
Prior art keywords
gain control
automatic gain
comparator circuits
multiple comparator
circuits
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
DE602005022570T
Other languages
English (en)
Inventor
Namik Kocaman
Afshin Momtaz
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
Application filed by Broadcom Corp filed Critical Broadcom Corp
Publication of DE602005022570D1 publication Critical patent/DE602005022570D1/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals
    • 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
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
DE602005022570T 2005-05-23 2005-11-29 Automatische Verstärkungsregelung mit mehreren Komparatorschaltungen Active DE602005022570D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/135,208 US7456690B2 (en) 2005-05-23 2005-05-23 Automatic gain control using multi-comparators

Publications (1)

Publication Number Publication Date
DE602005022570D1 true DE602005022570D1 (de) 2010-09-09

Family

ID=36746638

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005022570T Active DE602005022570D1 (de) 2005-05-23 2005-11-29 Automatische Verstärkungsregelung mit mehreren Komparatorschaltungen

Country Status (5)

Country Link
US (1) US7456690B2 (de)
EP (1) EP1727279B1 (de)
CN (1) CN100596019C (de)
DE (1) DE602005022570D1 (de)
TW (1) TWI348817B (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101075832B (zh) * 2007-06-26 2011-07-13 京信通信系统（中国）有限公司 一种应用于tdma系统中的全数字agc控制方法及其系统
US8106604B2 (en) * 2008-03-12 2012-01-31 Freescale Semiconductor, Inc. LED driver with dynamic power management
US8115414B2 (en) * 2008-03-12 2012-02-14 Freescale Semiconductor, Inc. LED driver with segmented dynamic headroom control
US8035314B2 (en) * 2008-06-23 2011-10-11 Freescale Semiconductor, Inc. Method and device for LED channel managment in LED driver
US8279144B2 (en) * 2008-07-31 2012-10-02 Freescale Semiconductor, Inc. LED driver with frame-based dynamic power management
US8004207B2 (en) * 2008-12-03 2011-08-23 Freescale Semiconductor, Inc. LED driver with precharge and track/hold
US8035315B2 (en) * 2008-12-22 2011-10-11 Freescale Semiconductor, Inc. LED driver with feedback calibration
US8049439B2 (en) * 2009-01-30 2011-11-01 Freescale Semiconductor, Inc. LED driver with dynamic headroom control
US8493003B2 (en) * 2009-02-09 2013-07-23 Freescale Semiconductor, Inc. Serial cascade of minimium tail voltages of subsets of LED strings for dynamic power control in LED displays
US8179051B2 (en) * 2009-02-09 2012-05-15 Freescale Semiconductor, Inc. Serial configuration for dynamic power control in LED displays
US7995980B2 (en) * 2009-04-08 2011-08-09 Himax Media Solutions, Inc. Automatic gain control apparatus and method
US8040079B2 (en) * 2009-04-15 2011-10-18 Freescale Semiconductor, Inc. Peak detection with digital conversion
US9143172B2 (en) * 2009-06-03 2015-09-22 Qualcomm Incorporated Tunable matching circuits for power amplifiers
US8963611B2 (en) * 2009-06-19 2015-02-24 Qualcomm Incorporated Power and impedance measurement circuits for a wireless communication device
US8305007B2 (en) * 2009-07-17 2012-11-06 Freescale Semiconductor, Inc. Analog-to-digital converter with non-uniform accuracy
US8750810B2 (en) 2009-07-24 2014-06-10 Qualcomm Incorporated Power amplifier with switched output matching for multi-mode operation
US8072272B2 (en) 2009-08-19 2011-12-06 Qualcomm, Incorporated Digital tunable inter-stage matching circuit
US9559639B2 (en) * 2009-08-19 2017-01-31 Qualcomm Incorporated Protection circuit for power amplifier
US8391811B2 (en) * 2009-12-30 2013-03-05 Triquint Semiconductor, Inc. Input-power overload-protection circuit
US10333516B2 (en) * 2015-07-31 2019-06-25 Hewlett Packard Enterprise Development Lp Optical receivers
US10333628B2 (en) 2016-06-10 2019-06-25 Hewlett Packard Enterprise Development Lp Optical receivers
US11848653B2 (en) * 2018-05-18 2023-12-19 Macom Technology Solutions Holdings, Inc. Method and apparatus to speed convergence and control behavior of digital control loop
US10938365B2 (en) * 2018-05-18 2021-03-02 Macom Technology Solutions Holdings, Inc. Variable step size to reduce convergence time of a control loop
US11005573B2 (en) 2018-11-20 2021-05-11 Macom Technology Solutions Holdings, Inc. Optic signal receiver with dynamic control
EP4032238A4 (de) 2019-09-19 2023-09-20 MACOM Technology Solutions Holdings, Inc. Verwendung einer isi- oder q-berechnung zur anpassung der entzerrereinstellungen
FR3101218B1 (fr) 2019-09-23 2022-07-01 Macom Tech Solutions Holdings Inc Adaptation d’égaliseur sur la base de mesures de dispositif de surveillance de l’œil
US11196484B2 (en) 2019-10-15 2021-12-07 Macom Technology Solutions Holdings, Inc. Finding the eye center with a low-power eye monitor using a 3-dimensional algorithm
CN115191090B (zh) 2020-01-10 2024-06-14 Macom技术解决方案控股公司 最佳均衡划分
US11575437B2 (en) 2020-01-10 2023-02-07 Macom Technology Solutions Holdings, Inc. Optimal equalization partitioning
US11658630B2 (en) 2020-12-04 2023-05-23 Macom Technology Solutions Holdings, Inc. Single servo loop controlling an automatic gain control and current sourcing mechanism
US11616529B2 (en) 2021-02-12 2023-03-28 Macom Technology Solutions Holdings, Inc. Adaptive cable equalizer

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5412346A (en) * 1993-12-13 1995-05-02 At&T Corp. Variable gain voltage signal amplifier
JP3183078B2 (ja) 1994-02-28 2001-07-03 三菱電機株式会社 制御信号生成回路、これを用いた自動利得制御回路、これを用いた受信機及びこれを用いた通信システム
US5548833A (en) * 1994-06-03 1996-08-20 Transwitch Corporation Data independent automatic gain control circuit for telecommunication applications
DE19534521C1 (de) 1995-09-06 1996-11-21 Atotech Deutschland Gmbh Verfahren und Vorrichtung zum Behandeln von sich in Werkstücke erstreckende Löcher oder Vertiefungen mit flüssigen Behandlungsmitteln und Anwendung des Verfahrens zur Behandlung von Leiterplatten
US5838194A (en) * 1996-10-17 1998-11-17 Lucent Technologies Inc. Constant settling time automatic gain control circuits
US6081656A (en) 1997-06-27 2000-06-27 Advanced Micro Devices, Inc. Method for deriving a double frequency microprocessor from an existing microprocessor
US6259682B1 (en) * 1997-11-25 2001-07-10 Uniden America Corporation Closed loop transmitter with improved stability and accuracy over a wide range of power levels having means for maintaining constant loop gain
US6081565A (en) * 1998-02-05 2000-06-27 Lucent Technologies Inc. Amplitude based coarse automatic gain control circuit
WO2001065683A1 (de) * 2000-03-03 2001-09-07 Siemens Aktiengesellschaft Verfahren und sendeschaltung zur erzeugung eines sendesignals
WO2002005423A2 (en) * 2000-07-11 2002-01-17 Koninklijke Philips Electronics N.V. Agc circuit
US6420934B1 (en) * 2000-08-24 2002-07-16 Telencomm, Inc. Automatic gain control circuit for signal with diverse power level range
EP1271768A1 (de) * 2001-06-19 2003-01-02 u- blox-ag Analoge Basisbandeinheit für einen Hochfrequenzempfänger
US6968166B2 (en) 2002-01-22 2005-11-22 George L. Yang Method and apparatus of a fast digital automatic gain control circuit
US7013117B2 (en) * 2002-03-25 2006-03-14 Broadcom Corporation Analog power detection for gain control operations
US20030139180A1 (en) * 2002-01-24 2003-07-24 Mcintosh Chris P. Private cellular network with a public network interface and a wireless local area network extension
DE10219358A1 (de) 2002-04-30 2003-11-20 Advanced Micro Devices Inc Automatic Gain Control in einem WLAN-Empfänger mit verbesserter Einschwingzeit
JP4163531B2 (ja) * 2003-03-06 2008-10-08 三星電子株式会社 自動利得制御装置
US6980053B2 (en) * 2004-05-24 2005-12-27 Broadcom Corporation Adaptable voltage control for a variable gain amplifier
US20060216042A1 (en) * 2005-03-24 2006-09-28 Yeo Kok S Automatic gain control circuit for infrared receiver

Also Published As

Publication number Publication date
EP1727279B1 (de) 2010-07-28
TW200711294A (en) 2007-03-16
TWI348817B (en) 2011-09-11
CN1870423A (zh) 2006-11-29
US7456690B2 (en) 2008-11-25
US20060261895A1 (en) 2006-11-23
CN100596019C (zh) 2010-03-24
EP1727279A1 (de) 2006-11-29

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