DE69523829D1 - Gerät und Verfahren zur Rekonstruktion eines beschnittenen A-Niveau-Signals - Google Patents

Gerät und Verfahren zur Rekonstruktion eines beschnittenen A-Niveau-Signals

Info

Publication number
DE69523829D1
DE69523829D1 DE69523829T DE69523829T DE69523829D1 DE 69523829 D1 DE69523829 D1 DE 69523829D1 DE 69523829 T DE69523829 T DE 69523829T DE 69523829 T DE69523829 T DE 69523829T DE 69523829 D1 DE69523829 D1 DE 69523829D1
Authority
DE
Germany
Prior art keywords
clipped
reconstruction
level signal
level
signal
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 - Fee Related
Application number
DE69523829T
Other languages
English (en)
Other versions
DE69523829T2 (de
Inventor
Qun Shi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69523829D1 publication Critical patent/DE69523829D1/de
Application granted granted Critical
Publication of DE69523829T2 publication Critical patent/DE69523829T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/32—Modifications of amplifiers to reduce non-linear distortion
    • H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
    • H03F1/3252—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using multiple parallel paths between input and output
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/005—Control by a pilot signal
    • 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
    • H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
    • H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Power Engineering (AREA)
  • Optical Communication System (AREA)
DE69523829T 1994-07-14 1995-07-13 Gerät und Verfahren zur Rekonstruktion eines beschnittenen A-Niveau-Signals Expired - Fee Related DE69523829T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/274,821 US5510743A (en) 1994-07-14 1994-07-14 Apparatus and a method for restoring an A-level clipped signal

Publications (2)

Publication Number Publication Date
DE69523829D1 true DE69523829D1 (de) 2001-12-20
DE69523829T2 DE69523829T2 (de) 2002-07-04

Family

ID=23049741

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69523829T Expired - Fee Related DE69523829T2 (de) 1994-07-14 1995-07-13 Gerät und Verfahren zur Rekonstruktion eines beschnittenen A-Niveau-Signals

Country Status (4)

Country Link
US (1) US5510743A (de)
EP (1) EP0693832B1 (de)
JP (1) JPH0870283A (de)
DE (1) DE69523829T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09261086A (ja) * 1996-03-27 1997-10-03 Mitsubishi Electric Corp 干渉波除去装置及び干渉波除去方法
US6195537B1 (en) * 1997-09-25 2001-02-27 Lucent Technologies, Inc. Method and apparatus for strong signal suppression in multi-carrier signals
JPH11205297A (ja) * 1998-01-12 1999-07-30 General Res Of Electron Inc クロック再生回路
US6885683B1 (en) * 2000-05-23 2005-04-26 Imra America, Inc. Modular, high energy, widely-tunable ultrafast fiber source
KR100447388B1 (ko) * 2000-11-28 2004-09-04 엘지전자 주식회사 전송시스템에서의 클리핑 감소 회로 및 그 구현 방법
KR20030049302A (ko) * 2001-12-14 2003-06-25 한국전자통신연구원 디지털 방송 시스템에서의 기저대역 부호화 장치 및 그를이용한 주파수 변조 방법
US7340265B2 (en) * 2002-02-28 2008-03-04 Atheros Communications, Inc. Method and apparatus for transient frequency distortion compensation
WO2005094275A2 (en) 2004-03-25 2005-10-13 Imra America, Inc. Optical parametric amplification, optical parametric generation, and optical pumping in optical fibers systems
CN2814804Y (zh) * 2005-05-13 2006-09-06 北京爱德发高科技中心 Eidc智能失真度控制自保护系统
US7813653B2 (en) * 2005-12-22 2010-10-12 General Instrument Corporation Method and apparatus for reducing clipping in an optical transmitter by phase decorrelation
JP4922023B2 (ja) * 2007-03-09 2012-04-25 株式会社東芝 アナログ−デジタル変換装置、無線通信端末およびプログラム
US7978985B2 (en) * 2008-05-08 2011-07-12 Applied Optoelectronics, Inc. Clipping correction system and method for correcting clipped signals in a receiver
EP3408951B1 (de) * 2016-01-25 2021-06-30 Telefonaktiebolaget LM Ericsson (publ) Verfahren und vorrichtung zum multiplexing von signalen

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3510640A (en) * 1966-05-13 1970-05-05 Research Corp Method and apparatus for interpolation and conversion of signals specified by real and complex zeros
US4090146A (en) * 1977-06-29 1978-05-16 Gte Sylvania Incorporated Clipping indicator circuit for transistor amplifier
JPS5932015B2 (ja) * 1978-02-01 1984-08-06 ケイディディ株式会社 インパルス性雑音の除去方式
US4286222A (en) * 1979-07-27 1981-08-25 Westinghouse Electric Corp. Timing waveform generator
EP0081516B1 (de) * 1981-06-12 1986-01-08 Sound Attenuators Limited Verfahren und vorrichtung zur minderung von einem in die ohren dringenden, sich wiederholenden geräusch
US4398061A (en) * 1981-09-22 1983-08-09 Thomson-Csf Broadcast, Inc. Audio processing apparatus and method
EP0084982B1 (de) * 1982-01-27 1987-11-11 Racal Acoustics Limited Kommunikationssysteme
US4672638A (en) * 1983-10-24 1987-06-09 Nec Corporation Multipath canceller for cancelling a distortion caused to a radio frequency pulse by multipath transmission
GB8429921D0 (en) * 1984-11-27 1985-01-03 British Telecomm Flexible regenerator
JPH01284036A (ja) * 1988-05-10 1989-11-15 Nec Corp タイミング抽出回路
US5252930A (en) * 1989-09-07 1993-10-12 Ortel Corporation Predistorter for linearization of electronic and optical signals
US4992754B1 (en) * 1989-09-07 1997-10-28 Ortel Corp Predistorter for linearization of electronic and optical signals
JPH07101820B2 (ja) * 1989-12-27 1995-11-01 三菱電機株式会社 低歪高周波増幅装置
US5019722A (en) * 1990-03-05 1991-05-28 Motorola, Inc. Threshold crossing detection with improved noise rejection
US5210607A (en) * 1990-05-14 1993-05-11 Hitachi, Ltd. Ghost reduction device for removing ghost components of a television signal
JPH0440703A (ja) * 1990-06-07 1992-02-12 Fujitsu Ltd 自動歪補償装置
US5168526A (en) * 1990-10-29 1992-12-01 Akg Acoustics, Inc. Distortion-cancellation circuit for audio peak limiting
DE4103064A1 (de) * 1991-02-01 1992-08-13 Blaupunkt Werke Gmbh Rundfunkempfaenger
US5204909A (en) * 1991-09-12 1993-04-20 Cowan John A Audio processing system using delayed audio

Also Published As

Publication number Publication date
JPH0870283A (ja) 1996-03-12
EP0693832B1 (de) 2001-11-14
EP0693832A1 (de) 1996-01-24
US5510743A (en) 1996-04-23
DE69523829T2 (de) 2002-07-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee