DE69941642D1 - Blinde automatische Verstärkungsregelung - Google Patents

Blinde automatische Verstärkungsregelung

Info

Publication number
DE69941642D1
DE69941642D1 DE69941642T DE69941642T DE69941642D1 DE 69941642 D1 DE69941642 D1 DE 69941642D1 DE 69941642 T DE69941642 T DE 69941642T DE 69941642 T DE69941642 T DE 69941642T DE 69941642 D1 DE69941642 D1 DE 69941642D1
Authority
DE
Germany
Prior art keywords
gain control
automatic gain
blind automatic
blind
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.)
Expired - Lifetime
Application number
DE69941642T
Other languages
English (en)
Inventor
Ershad Hussein
Satoru Yamauchi
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments 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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of DE69941642D1 publication Critical patent/DE69941642D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3809—Amplitude regulation arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Superheterodyne Receivers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE69941642T 1998-01-20 1999-01-20 Blinde automatische Verstärkungsregelung Expired - Lifetime DE69941642D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/008,970 US6148046A (en) 1998-01-20 1998-01-20 Blind automatic gain control system for receivers and modems

Publications (1)

Publication Number Publication Date
DE69941642D1 true DE69941642D1 (de) 2010-01-07

Family

ID=21734768

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69941642T Expired - Lifetime DE69941642D1 (de) 1998-01-20 1999-01-20 Blinde automatische Verstärkungsregelung

Country Status (4)

Country Link
US (1) US6148046A (de)
EP (1) EP0930754B1 (de)
JP (1) JPH11317782A (de)
DE (1) DE69941642D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6115418A (en) 1998-02-09 2000-09-05 National Semiconductor Corporation Simplified equalizer for twisted pair channel
US6415003B1 (en) * 1998-09-11 2002-07-02 National Semiconductor Corporation Digital baseline wander correction circuit
US6438163B1 (en) 1998-09-25 2002-08-20 National Semiconductor Corporation Cable length and quality indicator
US6418172B1 (en) 1999-04-21 2002-07-09 National Semiconductor Corporation Look-ahead maximum likelihood sequence estimation decoder
US6292122B1 (en) * 2000-03-04 2001-09-18 Qualcomm, Incorporated Digital-to-analog interface circuit having adjustable time response
US7254198B1 (en) 2000-04-28 2007-08-07 National Semiconductor Corporation Receiver system having analog pre-filter and digital equalizer
US7050517B1 (en) 2000-04-28 2006-05-23 National Semiconductor Corporation System and method suitable for receiving gigabit ethernet signals
US6870891B2 (en) * 2000-12-21 2005-03-22 Intel Corporation Low latency for start of initial automatic gain control for data in digital signal processing
US7065134B2 (en) * 2001-08-27 2006-06-20 Gennum Corporation Adaptive equalizer with large data rate range
US7660344B2 (en) * 2002-06-28 2010-02-09 Bwa Technology, Inc. AGC fine-tuning by the adaptive time domain equalizer
WO2006023726A1 (en) * 2004-08-19 2006-03-02 Intrinsix Corporation Hybrid heterodyne transmitters and receivers
US20080123787A1 (en) * 2006-11-29 2008-05-29 Supat Wongwirawat Method and apparatus for detecting and correcting modulated signal impairments
WO2008072553A1 (ja) * 2006-12-15 2008-06-19 Panasonic Corporation デジタルａｇｃ装置
JP4264585B2 (ja) * 2007-04-27 2009-05-20 ソニー株式会社 同期回路およびその制御方法
CN102998543B (zh) * 2011-09-14 2015-09-16 北京煜邦电力技术股份有限公司 一种机组调节性能评价方法及装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355402A (en) * 1978-10-19 1982-10-19 Racal-Milgo, Inc. Data modem false equilibrium circuit
US4683578A (en) * 1985-07-05 1987-07-28 Paradyne Corporation Automatic gain control using the extreme points of a constellation
US5040194A (en) * 1986-07-15 1991-08-13 Hayes Microcomputer Products, Inc. Method and apparatus for providing for automatic gain control of incoming signals in a modem
US5796535A (en) * 1995-05-12 1998-08-18 Cirrus Logic, Inc. Sampled amplitude read channel employing a user data frequency synthesizer and a servo data frequency synthesizer
US5671253A (en) * 1995-07-12 1997-09-23 Thomson Consumer Electronics, Inc. Apparatus for demodulating and decoding video signals encoded in different formats
US5796358A (en) * 1996-08-01 1998-08-18 Nec Electronics, Inc. Methods and structure for combined analog and digital automatic gain control in sampled-data receivers

Also Published As

Publication number Publication date
EP0930754A3 (de) 2001-01-17
EP0930754A2 (de) 1999-07-21
US6148046A (en) 2000-11-14
JPH11317782A (ja) 1999-11-16
EP0930754B1 (de) 2009-11-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition