NL8303273A - Stelsel voor verwerking van videosignalen. - Google Patents

Stelsel voor verwerking van videosignalen. Download PDF

Info

Publication number
NL8303273A
NL8303273A NL8303273A NL8303273A NL8303273A NL 8303273 A NL8303273 A NL 8303273A NL 8303273 A NL8303273 A NL 8303273A NL 8303273 A NL8303273 A NL 8303273A NL 8303273 A NL8303273 A NL 8303273A
Authority
NL
Netherlands
Prior art keywords
delay
emphasis
coefficient
circuit
type
Prior art date
Application number
NL8303273A
Other languages
English (en)
Dutch (nl)
Original Assignee
Victor Company Of Japan
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 Victor Company Of Japan filed Critical Victor Company Of Japan
Publication of NL8303273A publication Critical patent/NL8303273A/nl

Links

Classifications

    • 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)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Picture Signal Circuits (AREA)
NL8303273A 1982-09-25 1983-09-23 Stelsel voor verwerking van videosignalen. NL8303273A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16680082 1982-09-25
JP57166800A JPS5956204A (ja) 1982-09-25 1982-09-25 記録再生装置

Publications (1)

Publication Number Publication Date
NL8303273A true NL8303273A (nl) 1984-04-16

Family

ID=15837909

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8303273A NL8303273A (nl) 1982-09-25 1983-09-23 Stelsel voor verwerking van videosignalen.

Country Status (6)

Country Link
US (1) US4587576A (es)
JP (1) JPS5956204A (es)
DE (1) DE3334675A1 (es)
FR (1) FR2533787B1 (es)
GB (1) GB2128854B (es)
NL (1) NL8303273A (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS61159876A (ja) * 1984-12-29 1986-07-19 Victor Co Of Japan Ltd 雑音除去回路
JPS6258793A (ja) * 1985-09-03 1987-03-14 Victor Co Of Japan Ltd テレビジヨン信号の同時化回路
US4750037A (en) * 1985-10-07 1988-06-07 Victor Company Of Japan, Ltd. Noise reduction system for video signal
US5737478A (en) * 1987-05-15 1998-04-07 Canon Kabushiki Kaisha Recording apparatus for recording a first and a second information signal
JP2531699B2 (ja) * 1987-09-08 1996-09-04 株式会社日立製作所 波形等化方式及び装置
US5097336A (en) * 1987-09-22 1992-03-17 Canon Kabushiki Kaisha Signal processing apparatus
JPH02121574A (ja) * 1988-10-31 1990-05-09 Nippon Television Network Corp Ｔｖ垂直周波数信号の振幅特性の改善方式
JPH0445671A (ja) * 1990-06-12 1992-02-14 Sony Corp テレビジョン信号の輪郭強調回路
JPH0468923A (ja) * 1990-07-09 1992-03-04 Sony Corp ノンリニアプリエンファシス・デエンファシスシステム
US5321518A (en) * 1991-06-07 1994-06-14 Matsushita Electric Industrial Co., Ltd. Video signal recording and reproducing apparatus using an added specific signal during recording
KR20050076981A (ko) * 2004-01-26 2005-07-29 엘지전자 주식회사 엠퍼시스 회로
US7531989B2 (en) * 2005-11-02 2009-05-12 02Micro International Ltd. Battery fuel gauge circuit
US7375573B2 (en) * 2006-05-25 2008-05-20 Micron Technology, Inc. De-emphasis system and method for coupling digital signals through capacitively loaded lines

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428981Y2 (es) * 1974-06-17 1979-09-17
JPS5412714A (en) * 1977-06-29 1979-01-30 Matsushita Electric Ind Co Ltd Recorder-reproducer
JPS55117712A (en) * 1979-02-28 1980-09-10 Matsushita Electric Ind Co Ltd Noise reduction circuit of video signal recording and reproducing device
DE2950764A1 (de) * 1979-12-17 1981-07-23 Basf Ag, 6700 Ludwigshafen Anordnung zur entzerrung eines breitbandsignals, insbesondere eines videosignals mit oder ohne farbinformation in einem signal-aufzeichnungs/wiedergabe-system
US4385326A (en) * 1980-06-26 1983-05-24 Rca Corporation Video disc systems with plural preemphasis/deemphasis networks
US4316210A (en) * 1980-08-28 1982-02-16 Rca Corporation Video signal processing apparatus
JPS57184381A (en) * 1981-05-08 1982-11-13 Canon Inc Video signal processor

Also Published As

Publication number Publication date
JPS5956204A (ja) 1984-03-31
US4587576A (en) 1986-05-06
FR2533787B1 (fr) 1987-11-20
FR2533787A1 (fr) 1984-03-30
GB2128854A (en) 1984-05-02
JPH0156591B2 (es) 1989-11-30
GB8325652D0 (en) 1983-10-26
GB2128854B (en) 1985-12-04
DE3334675C2 (es) 1987-05-07
DE3334675A1 (de) 1984-03-29

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed