DE69127408D1 - Nichtlineare Deemphasisschaltung - Google Patents

Nichtlineare Deemphasisschaltung

Info

Publication number
DE69127408D1
DE69127408D1 DE69127408T DE69127408T DE69127408D1 DE 69127408 D1 DE69127408 D1 DE 69127408D1 DE 69127408 T DE69127408 T DE 69127408T DE 69127408 T DE69127408 T DE 69127408T DE 69127408 D1 DE69127408 D1 DE 69127408D1
Authority
DE
Germany
Prior art keywords
nonlinear
emphasis circuit
emphasis
circuit
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
DE69127408T
Other languages
English (en)
Other versions
DE69127408T2 (de
Inventor
Kaoru Urata
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 DE69127408D1 publication Critical patent/DE69127408D1/de
Application granted granted Critical
Publication of DE69127408T2 publication Critical patent/DE69127408T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/02—Analogue recording or reproducing
    • 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
    • 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
DE69127408T 1990-06-29 1991-06-28 Nichtlineare Deemphasisschaltung Expired - Fee Related DE69127408T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2173725A JP2982233B2 (ja) 1990-06-29 1990-06-29 ノンリニアデエンフアシス回路

Publications (2)

Publication Number Publication Date
DE69127408D1 true DE69127408D1 (de) 1997-10-02
DE69127408T2 DE69127408T2 (de) 1998-02-05

Family

ID=15965988

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69127408T Expired - Fee Related DE69127408T2 (de) 1990-06-29 1991-06-28 Nichtlineare Deemphasisschaltung

Country Status (5)

Country Link
US (1) US5182520A (de)
EP (1) EP0463885B1 (de)
JP (1) JP2982233B2 (de)
KR (1) KR100236362B1 (de)
DE (1) DE69127408T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1821474B1 (de) * 2006-02-17 2012-05-30 Fujitsu Limited Einrichtung zum Entfernen von Spitzenspannungsignalen
KR101016598B1 (ko) * 2008-09-09 2011-02-22 주식회사 동구전자 원두커피 제조장치
US8718395B2 (en) * 2010-02-26 2014-05-06 Sharp Kabushiki Kaisha Image processing apparatus, display apparatus provided with same, and image processing method
US11936211B2 (en) * 2021-05-05 2024-03-19 Aira, Inc. Mixed analog front-end for wireless charging

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3654563A (en) * 1965-10-15 1972-04-04 Gen Electric Active filter circuit having nonlinear properties
JPS6030296A (ja) * 1983-07-29 1985-02-15 Victor Co Of Japan Ltd 映像信号記録装置及び映像信号記録再生装置
JPS6030285A (ja) * 1983-07-29 1985-02-15 Victor Co Of Japan Ltd 映像信号記録再生装置
US4682251A (en) * 1984-03-21 1987-07-21 Victor Company Of Japan, Ltd. Video signal reproducing apparatus having a noise reduction circuit
KR910000368B1 (ko) * 1984-09-12 1991-01-24 마쯔시다덴기산교 가부시기가이샤 비선형 신호처리장치
JPS62123881A (ja) * 1985-11-25 1987-06-05 Sony Corp ノイズキヤンセル回路
JPS6318811A (ja) * 1986-07-11 1988-01-26 Victor Co Of Japan Ltd 雑音低減回路
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
US4864404A (en) * 1987-05-22 1989-09-05 Victor Company Of Japan, Ltd. Noise reduction circuit of a video signal
JPH0744135Y2 (ja) * 1988-06-20 1995-10-09 ソニー株式会社 輪郭強調回路
US5126846A (en) * 1988-08-08 1992-06-30 Kabushiki Kaisha Toshiba Non-linear amplifier and non-linear emphasis/deemphasis circuit using the same

Also Published As

Publication number Publication date
EP0463885B1 (de) 1997-08-27
KR100236362B1 (ko) 1999-12-15
JP2982233B2 (ja) 1999-11-22
JPH0463079A (ja) 1992-02-28
EP0463885A2 (de) 1992-01-02
EP0463885A3 (en) 1993-03-03
US5182520A (en) 1993-01-26
KR920001494A (ko) 1992-01-30
DE69127408T2 (de) 1998-02-05

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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