AT324454B - Aperturkorrekturschaltung für ein fernsehbildsignal - Google Patents

Aperturkorrekturschaltung für ein fernsehbildsignal

Info

Publication number
AT324454B
AT324454B AT500873A AT500873A AT324454B AT 324454 B AT324454 B AT 324454B AT 500873 A AT500873 A AT 500873A AT 500873 A AT500873 A AT 500873A AT 324454 B AT324454 B AT 324454B
Authority
AT
Austria
Prior art keywords
television signal
correction switch
aperture correction
aperture
switch
Prior art date
Application number
AT500873A
Other languages
German (de)
English (en)
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AT324454B publication Critical patent/AT324454B/de

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)
  • Processing Of Color Television Signals (AREA)
AT500873A 1972-06-10 1973-06-07 Aperturkorrekturschaltung für ein fernsehbildsignal AT324454B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7207934.A NL158987B (nl) 1972-06-10 1972-06-10 Apertuurcorrector voor een televisiebeeldsignaal, alsmede televisie-opneeminrichting, daarvan voorzien.

Publications (1)

Publication Number Publication Date
AT324454B true AT324454B (de) 1975-09-10

Family

ID=19816249

Family Applications (1)

Application Number Title Priority Date Filing Date
AT500873A AT324454B (de) 1972-06-10 1973-06-07 Aperturkorrekturschaltung für ein fernsehbildsignal

Country Status (11)

Country Link
US (1) US3919470A (OSRAM)
JP (1) JPS5232929B2 (OSRAM)
AT (1) AT324454B (OSRAM)
CA (1) CA1011870A (OSRAM)
DE (1) DE2325499C3 (OSRAM)
ES (1) ES415715A1 (OSRAM)
FR (1) FR2188381B1 (OSRAM)
GB (1) GB1420257A (OSRAM)
IT (1) IT986137B (OSRAM)
NL (1) NL158987B (OSRAM)
SE (1) SE381157B (OSRAM)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041531A (en) * 1974-07-05 1977-08-09 Rca Corporation Television signal processing apparatus including a transversal equalizer
JPS51107031A (OSRAM) * 1975-03-17 1976-09-22 Matsushita Electric Ind Co Ltd
NL7511784A (nl) * 1975-03-24 1977-04-13 Philips Nv Werkwijze en inrichting voor het maken van een videoplaat.
NL185439C (nl) * 1977-11-28 1990-04-02 Philips Nv Televisiecameraschakeling voorzien van een gamma- en een apertuurcorrectieschakeling.
US4404584A (en) * 1979-05-11 1983-09-13 Rca Corporation Signal processing apparatus effecting asymmetrical vertical peaking
US4245238A (en) * 1979-05-11 1981-01-13 Rca Corporation Non-linear processing of video image vertical detail information
JPS5689173A (en) * 1979-12-20 1981-07-20 Sony Corp Vertical aperture correcting circuit
US4336552A (en) * 1980-12-17 1982-06-22 Sony Corporation Vertical aperture correction circuit
FR2501941B1 (fr) 1981-03-12 1986-04-11 Cit Alcatel Procede et dispositif d'accentuation des traits d'une image en noir et blanc reproduite a partir d'une transcription numerique
FR2507041B1 (fr) * 1981-05-27 1985-10-18 Thomson Csf Dispositif correcteur d'un signal videofrequence de television par attenuation dynamique du niveau du bruit et source d'images de television comportant un tel dispositif
NL8103090A (nl) * 1981-06-26 1983-01-17 Philips Nv Televisiekamera voorzien van een fokusseerinrichting.
DE3226432A1 (de) * 1981-10-14 1984-01-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung zur versteilerung der flanken eines videosignals
DE3400674C1 (de) * 1984-01-11 1985-03-21 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen Schaltung zur Versteilerung der Flanken eines Videosignals
US4663653A (en) * 1985-11-22 1987-05-05 Rca Corporation Vertical detail enhancer
DE68922433T2 (de) * 1988-05-18 1996-01-11 Hitachi Ltd Aporturkorrekturschaltung.
US4979024A (en) * 1988-09-19 1990-12-18 Fuji Photo Film Co., Ltd. Vertical contour enhancement suppression circuit
DE4090689T1 (de) * 1989-04-28 1991-04-25 Ikegami Tsushinki Kk Konturhervorhebungsgeraet in einer fernsehkamera
JP2596460B2 (ja) * 1989-04-28 1997-04-02 池上通信機株式会社 テレビカメラの輪郭強調装置
JPH0522655A (ja) * 1991-07-10 1993-01-29 Sony Corp ビデオカメラ
US5903316A (en) * 1992-12-25 1999-05-11 Canon Kabushiki Kaisha Information signal processing apparatus
US5543859A (en) * 1994-04-15 1996-08-06 Matsushita Electric Industrial Co., Ltd. Horizontal contour emphasizing signal processor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3011018A (en) * 1956-09-26 1961-11-28 Columbia Broadcasting Syst Inc Highlight aperture correction system
US3783190A (en) * 1971-04-08 1974-01-01 Gte Sylvania Inc Aperture correction circuit for low light level television camera
US3743770A (en) * 1971-08-02 1973-07-03 Singer Co Automatic aperture corrector

Also Published As

Publication number Publication date
IT986137B (it) 1975-01-20
DE2325499C3 (de) 1975-11-13
NL158987B (nl) 1978-12-15
SE381157B (sv) 1975-11-24
DE2325499A1 (de) 1974-01-03
JPS4963329A (OSRAM) 1974-06-19
FR2188381A1 (OSRAM) 1974-01-18
FR2188381B1 (OSRAM) 1981-08-07
USB357803I5 (OSRAM) 1975-01-28
CA1011870A (en) 1977-06-07
NL7207934A (OSRAM) 1973-12-12
US3919470A (en) 1975-11-11
ES415715A1 (es) 1976-02-01
GB1420257A (en) 1976-01-07
DE2325499B2 (de) 1975-04-03
JPS5232929B2 (OSRAM) 1977-08-25

Similar Documents

Publication Publication Date Title
AT324454B (de) Aperturkorrekturschaltung für ein fernsehbildsignal
BR7303259D0 (pt) Uma ceifadeira-colhedeira de cana-de-acucar
SE410931B (sv) Talsignalomkopplare
BE797916A (fr) Projecteur a polarisation
RO70652A (ro) Cleme electrice de legatura
SE406253B (sv) Signalforsterkningskrets
JPS514020A (en) Keisokosutoritsupuo seizosuru hoho
DK143072C (da) Fremgangsmaade til fremstilling af en ommagnetiserbar konstruktionsdel
IT993965B (it) Ricevitore a tono doppio
BR7302847D0 (pt) Uma estrutura de terminal
AR194776A1 (es) Un mecanismo de un sintonizador de uhf
AR199401A1 (es) Conmutador de tiempo
IT1020025B (it) Intenruttore a pulsank
BR7208332D0 (pt) Um circuito de processamento de sinais
AR201428A1 (es) Disposicion de control para un conjunto reproductor de imagenes
IT982611B (it) Interruttore a comando momentaneo
AT321380B (de) Empfänger für Videosignale
AT312071B (de) Niederspannungs-Versorgungsschaltung für ein Fernsehempfangsgerät
SE412962B (sv) Feleliminater for en kopieringsmaskin
CA1012418A (en) Dial indicator arrangement for uhf television tuner
CH521663A (de) Schaltereinheit für einen Miniatur-Drehschalter
BE802750A (fr) Systeme de selection a boutons-poussoirs
AT331900B (de) Kontaktanordnung fur ein schaltgerat
IT1009730B (it) Indicatore a quadranti
AT322661B (de) Kupplung für mehrpolige selbstschalter

Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee