DE69128309T2 - Nichtlineare Preemphasis-Deemphasis-Schaltungen - Google Patents

Nichtlineare Preemphasis-Deemphasis-Schaltungen

Info

Publication number
DE69128309T2
DE69128309T2 DE69128309T DE69128309T DE69128309T2 DE 69128309 T2 DE69128309 T2 DE 69128309T2 DE 69128309 T DE69128309 T DE 69128309T DE 69128309 T DE69128309 T DE 69128309T DE 69128309 T2 DE69128309 T2 DE 69128309T2
Authority
DE
Germany
Prior art keywords
emphasis
circuits
linear pre
linear
emphasis 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.)
Expired - Fee Related
Application number
DE69128309T
Other languages
English (en)
Other versions
DE69128309D1 (de
Inventor
Etsurou Sakamoto
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69128309D1 publication Critical patent/DE69128309D1/de
Application granted granted Critical
Publication of DE69128309T2 publication Critical patent/DE69128309T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/18—Automatic control in untuned amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/923—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback using preemphasis of the signal before modulation and deemphasis of the signal after demodulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Television Signal Processing For Recording (AREA)
  • Noise Elimination (AREA)
  • Transmitters (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DE69128309T 1990-07-09 1991-07-08 Nichtlineare Preemphasis-Deemphasis-Schaltungen Expired - Fee Related DE69128309T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2179695A JPH0468923A (ja) 1990-07-09 1990-07-09 ノンリニアプリエンファシス・デエンファシスシステム

Publications (2)

Publication Number Publication Date
DE69128309D1 DE69128309D1 (de) 1998-01-15
DE69128309T2 true DE69128309T2 (de) 1998-04-09

Family

ID=16070262

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69128309T Expired - Fee Related DE69128309T2 (de) 1990-07-09 1991-07-08 Nichtlineare Preemphasis-Deemphasis-Schaltungen

Country Status (4)

Country Link
US (1) US5276403A (de)
EP (1) EP0466442B1 (de)
JP (1) JPH0468923A (de)
DE (1) DE69128309T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014204984A1 (de) * 2013-08-29 2015-03-05 Continental Teves Ag & Co. Ohg Schaltungsanordnung sowie Verfahren zur Vermeidung des Übersprechens von Signalen unterschiedlicher Signalkanäle

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04302541A (ja) * 1991-03-29 1992-10-26 Sony Corp エンファシス装置
KR950007310B1 (ko) * 1993-03-29 1995-07-07 삼성전자주식회사 디지탈 비선형 프리-엠퍼시스/디-엠퍼시스
US5386590A (en) * 1993-07-28 1995-01-31 Celeritas Technologies, Ltd. Apparatus and method for increasing data transmission rate over wireless communication systems using spectral shaping
US5533048A (en) * 1993-07-28 1996-07-02 Celeritas Technologies, Ltd. Apparatus and method for compensating for limiter induced non-linear distortion in a wireless data communication system
US7559460B2 (en) * 1996-11-15 2009-07-14 Diebold Incorporated Automated banking machine
US20070024338A1 (en) * 2005-07-28 2007-02-01 Altera Corporation, A Corporation Of Delaware Circuitry and methods for programmably adjusting the duty cycles of serial data signals

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3558927A (en) * 1968-12-09 1971-01-26 Rank Organisation Ltd Apparatus for controlling the effects of backlash
US3875584A (en) * 1973-10-17 1975-04-01 Nasa Television noise reduction device
JPS52108711A (en) * 1976-03-10 1977-09-12 Nippon Hoso Kyokai <Nhk> Non-linear emphasis fm signal transmission system
JPS535909A (en) * 1976-07-06 1978-01-19 Sony Corp De-emphasis circuit
GB1594735A (en) * 1976-10-21 1981-08-05 Tokyo Shibaura Electric Co Noise reduction system
JPS5717241A (en) * 1980-07-04 1982-01-28 Hitachi Ltd Dynamic emphasis circuit
JPS57138009A (en) * 1981-02-20 1982-08-26 Hitachi Ltd Magnetic recorder and reproducer
US4400721A (en) * 1981-07-13 1983-08-23 Albert Macovski Transition system for color television receivers
US4463375A (en) * 1982-09-07 1984-07-31 The Board Of Trustees Of The Leland Standford Junior University Multiple-measurement noise-reducing system
JPS5956204A (ja) * 1982-09-25 1984-03-31 Victor Co Of Japan Ltd 記録再生装置
CA1202413A (en) * 1983-04-07 1986-03-25 Shintaro Nakagaki Noise reduction circuit for a video signal
JPS6030295A (ja) * 1983-07-29 1985-02-15 Victor Co Of Japan Ltd 搬送色信号の記録再生装置
JPS60116290A (ja) * 1983-11-28 1985-06-22 Victor Co Of Japan Ltd 映像信号の雑音低減回路
KR890004220B1 (ko) * 1984-06-30 1989-10-27 마쯔시다덴기산교 가부시기가이샤 영상신호 처리장치
JPS6125377A (ja) * 1984-07-13 1986-02-04 Victor Co Of Japan Ltd ノイズリダクシヨン回路
US4703343A (en) * 1984-12-25 1987-10-27 Matsushita Electric Industrial Co., Ltd. Noise reduction feedback type comb filter
JPH0669215B2 (ja) * 1985-06-12 1994-08-31 株式会社日立製作所 テレビジヨン受像機の垂直輪郭強調回路
US4748498A (en) * 1985-11-19 1988-05-31 Matsushita Electric Industrial Co., Ltd. Luminance signal processing circuit with recursive filter for reducing noise while retaining a high vertical resolution
JPS6318811A (ja) * 1986-07-11 1988-01-26 Victor Co Of Japan Ltd 雑音低減回路
EP0254512B1 (de) * 1986-07-21 1993-01-27 Victor Company Of Japan, Limited Vorrichtung zum Aufzeichnen und Wiedergeben für ein Videosignal
JPS6367975A (ja) * 1986-09-10 1988-03-26 Matsushita Electric Ind Co Ltd 波形整形装置
US4849826A (en) * 1986-11-14 1989-07-18 Matsushita Electric Industrial Co., Ltd. Digital non-linear pre-emphasis/de-emphasis apparatus for eliminating noise components from video signals in a video signal processing system
US4831435A (en) * 1986-11-29 1989-05-16 Samsung Electronics Co., Ltd. Adaptive scanning line converting circuit for a television receiver
JPH07120923B2 (ja) * 1986-12-27 1995-12-20 ソニー株式会社 フイルタ調整装置
JPS63232578A (ja) * 1987-03-19 1988-09-28 Sony Corp ノイズ低減回路
JPS63233677A (ja) * 1987-03-20 1988-09-29 Sony Corp ノイズ低減回路
JPS63260276A (ja) * 1987-04-16 1988-10-27 Victor Co Of Japan Ltd 画質改善装置
JPS63268376A (ja) * 1987-04-27 1988-11-07 Hitachi Ltd テレビ信号処理回路
US4864404A (en) * 1987-05-22 1989-09-05 Victor Company Of Japan, Ltd. Noise reduction circuit of a video signal
US4860105A (en) * 1987-05-22 1989-08-22 Victor Company Of Japan, Ltd. Noise Reducing circuit of a video signal
JP2508442B2 (ja) * 1987-06-09 1996-06-19 ソニー株式会社 ノイズ除去回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014204984A1 (de) * 2013-08-29 2015-03-05 Continental Teves Ag & Co. Ohg Schaltungsanordnung sowie Verfahren zur Vermeidung des Übersprechens von Signalen unterschiedlicher Signalkanäle

Also Published As

Publication number Publication date
DE69128309D1 (de) 1998-01-15
EP0466442A2 (de) 1992-01-15
EP0466442A3 (en) 1992-12-09
US5276403A (en) 1994-01-04
EP0466442B1 (de) 1997-12-03
JPH0468923A (ja) 1992-03-04

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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