ATE493793T1 - Programmierbare schaltung für die digitale verstärkung und dazugehöriges verfahren - Google Patents

Programmierbare schaltung für die digitale verstärkung und dazugehöriges verfahren

Info

Publication number
ATE493793T1
ATE493793T1 AT06017779T AT06017779T ATE493793T1 AT E493793 T1 ATE493793 T1 AT E493793T1 AT 06017779 T AT06017779 T AT 06017779T AT 06017779 T AT06017779 T AT 06017779T AT E493793 T1 ATE493793 T1 AT E493793T1
Authority
AT
Austria
Prior art keywords
circuitry
gain
equalization
control
counter value
Prior art date
Application number
AT06017779T
Other languages
English (en)
Inventor
Tin Lai
Sergey Shumarayev
Simardeep Maangat
Wilson Wong
Original Assignee
Altera 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 Altera Corp filed Critical Altera Corp
Application granted granted Critical
Publication of ATE493793T1 publication Critical patent/ATE493793T1/de

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
    • H03G3/3089—Control of digital or coded signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03878—Line equalisers; line build-out devices
    • H04L25/03885—Line equalisers; line build-out devices adaptive

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Analogue/Digital Conversion (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Amplifiers (AREA)
  • Networks Using Active Elements (AREA)
AT06017779T 2005-09-28 2006-08-25 Programmierbare schaltung für die digitale verstärkung und dazugehöriges verfahren ATE493793T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/238,365 US7760799B2 (en) 2005-09-28 2005-09-28 Programmable digital equalization control circuitry and methods

Publications (1)

Publication Number Publication Date
ATE493793T1 true ATE493793T1 (de) 2011-01-15

Family

ID=37680776

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06017779T ATE493793T1 (de) 2005-09-28 2006-08-25 Programmierbare schaltung für die digitale verstärkung und dazugehöriges verfahren

Country Status (6)

Country Link
US (1) US7760799B2 (de)
EP (1) EP1770856B1 (de)
JP (1) JP2007097160A (de)
CN (1) CN1941757A (de)
AT (1) ATE493793T1 (de)
DE (1) DE602006019184D1 (de)

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US20070098188A1 (en) * 2005-11-02 2007-05-03 Felder Matthew D Equalization setting determination for audio devices
WO2007108125A1 (ja) * 2006-03-23 2007-09-27 Fujitsu Limited パラメータ制御回路
US7782088B1 (en) 2007-02-15 2010-08-24 Altera Corporation Sharing adaptive dispersion compensation engine among programmable logic device serial interface channels
US8208528B1 (en) 2007-12-13 2012-06-26 Altera Corporation Programmable adaptation convergence detection
US8175143B1 (en) 2008-02-26 2012-05-08 Altera Corporation Adaptive equalization using data level detection
US8742740B2 (en) * 2008-09-19 2014-06-03 Power Integrations, Inc. Digital peak input voltage detector for a power converter controller
JP5638134B2 (ja) * 2010-07-19 2014-12-10 ナショナル セミコンダクター コーポレーションＮａｔｉｏｎａｌ Ｓｅｍｉｃｏｎｄｕｃｔｏｒ Ｃｏｒｐｏｒａｔｉｏｎ 区分された粗いおよび微細な制御を有するアダプティブ信号イコライザ
US9806917B2 (en) 2014-02-21 2017-10-31 Hitachi, Ltd. Electric signal transmission apparatus
CN107390762B (zh) * 2017-08-25 2019-05-28 华大半导体有限公司 无源器件的性能稳定性的调控电路和调控方法
US11038723B2 (en) * 2019-09-10 2021-06-15 Texas Instruments Incorporated Bi-level adaptive equalizer

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US4066977A (en) * 1976-03-30 1978-01-03 E-Systems, Inc. Digitized AGC amplifier with gain hysteresis circuit
JPS61133713A (ja) 1984-12-03 1986-06-21 Nec Corp Ａｇｃ装置
US4667179A (en) * 1985-03-07 1987-05-19 Xerox Corporation Two reference voltage weighted capacitor digital to analog converter
US5191646A (en) * 1986-11-20 1993-03-02 Hitachi, Ltd. Display method in software development support system
SU1658378A1 (ru) 1988-07-06 1991-06-23 Предприятие П/Я В-8332 Синтезатор частот
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JP2926576B1 (ja) * 1998-04-03 1999-07-28 埼玉日本電気株式会社 無線電話装置
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Also Published As

Publication number Publication date
EP1770856A1 (de) 2007-04-04
US7760799B2 (en) 2010-07-20
JP2007097160A (ja) 2007-04-12
US20070071084A1 (en) 2007-03-29
EP1770856B1 (de) 2010-12-29
DE602006019184D1 (de) 2011-02-10
CN1941757A (zh) 2007-04-04

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