JPS5490925A - Tv camera circuit - Google Patents

Tv camera circuit

Info

Publication number
JPS5490925A
JPS5490925A JP14615378A JP14615378A JPS5490925A JP S5490925 A JPS5490925 A JP S5490925A JP 14615378 A JP14615378 A JP 14615378A JP 14615378 A JP14615378 A JP 14615378A JP S5490925 A JPS5490925 A JP S5490925A
Authority
JP
Japan
Prior art keywords
camera circuit
camera
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.)
Granted
Application number
JP14615378A
Other languages
English (en)
Other versions
JPS6248945B2 (ja
Inventor
Buromu Hendoriku
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of JPS5490925A publication Critical patent/JPS5490925A/ja
Publication of JPS6248945B2 publication Critical patent/JPS6248945B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
JP14615378A 1977-11-28 1978-11-28 Tv camera circuit Granted JPS5490925A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7713050,A NL185439C (nl) 1977-11-28 1977-11-28 Televisiecameraschakeling voorzien van een gamma- en een apertuurcorrectieschakeling.

Publications (2)

Publication Number Publication Date
JPS5490925A true JPS5490925A (en) 1979-07-19
JPS6248945B2 JPS6248945B2 (ja) 1987-10-16

Family

ID=19829629

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14615378A Granted JPS5490925A (en) 1977-11-28 1978-11-28 Tv camera circuit

Country Status (10)

Country Link
US (1) US4200888A (ja)
JP (1) JPS5490925A (ja)
AU (1) AU522626B2 (ja)
CA (1) CA1121905A (ja)
DE (1) DE2850856C2 (ja)
FR (1) FR2410403A1 (ja)
GB (1) GB2010042B (ja)
IT (1) IT1100589B (ja)
NL (1) NL185439C (ja)
SE (1) SE438764B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59221078A (ja) * 1983-05-28 1984-12-12 Nippon Hoso Kyokai <Nhk> 画像信号輪郭補正方法

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8200667A (nl) * 1982-02-19 1983-09-16 Philips Nv Gammakorrektieschakeling voor televisie.
GB2126824B (en) * 1982-09-09 1986-04-23 Link Electronics Ltd Camera tube compensation for varations of camera lens focal length
JPS6218881A (ja) * 1985-07-18 1987-01-27 Fuji Photo Film Co Ltd フイ−ルド／フレ−ム変換方式
JPS62239670A (ja) * 1986-04-11 1987-10-20 Ikegami Tsushinki Co Ltd 輪郭強調装置
JP2521183Y2 (ja) * 1987-09-29 1996-12-25 ソニー株式会社 ディジタル信号処理回路
KR910006373B1 (ko) * 1988-06-11 1991-08-21 삼성전자 주식회사 잡음 제거 레벨 자동 조정 회로
US5004896A (en) * 1989-07-26 1991-04-02 Educational Testing Service Optical document scanning and mark sensing
US5175621A (en) * 1989-08-10 1992-12-29 Ikegami Tsushinki Co., Ltd. Gamma correction circuit and method thereof
US5903316A (en) * 1992-12-25 1999-05-11 Canon Kabushiki Kaisha Information signal processing apparatus
JP2003032513A (ja) * 2001-07-17 2003-01-31 Sanyo Electric Co Ltd 画像信号処理装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4963329A (ja) * 1972-06-10 1974-06-19
JPS5030405A (ja) * 1973-07-17 1975-03-26

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH474068A (de) * 1967-04-19 1969-06-15 Sulzer Ag Einrichtung zum Feststellen der radioaktiven Strahlung einer Strahlungsquelle
US4057828A (en) * 1975-11-17 1977-11-08 Harris Corporation Contrast compression circuits

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4963329A (ja) * 1972-06-10 1974-06-19
JPS5030405A (ja) * 1973-07-17 1975-03-26

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59221078A (ja) * 1983-05-28 1984-12-12 Nippon Hoso Kyokai <Nhk> 画像信号輪郭補正方法
JPH0218789B2 (ja) * 1983-05-28 1990-04-26 Japan Broadcasting Corp

Also Published As

Publication number Publication date
GB2010042B (en) 1982-05-06
IT1100589B (it) 1985-09-28
NL185439C (nl) 1990-04-02
IT7830197A0 (it) 1978-11-24
JPS6248945B2 (ja) 1987-10-16
DE2850856A1 (de) 1979-05-31
NL7713050A (nl) 1979-05-30
DE2850856C2 (de) 1986-04-17
US4200888A (en) 1980-04-29
AU4193578A (en) 1979-06-07
SE438764B (sv) 1985-04-29
CA1121905A (en) 1982-04-13
FR2410403A1 (fr) 1979-06-22
SE7812107L (sv) 1979-05-29
NL185439B (nl) 1989-11-01
FR2410403B1 (ja) 1983-02-18
GB2010042A (en) 1979-06-20
AU522626B2 (en) 1982-06-17

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