ES8401701A1 - Perfeccionamientos introducidos en un aparato para controlar automatica y manualmente el contenido de picos de alta frecuencia de una senal de video. - Google Patents

Perfeccionamientos introducidos en un aparato para controlar automatica y manualmente el contenido de picos de alta frecuencia de una senal de video.

Info

Publication number
ES8401701A1
ES8401701A1 ES516147A ES516147A ES8401701A1 ES 8401701 A1 ES8401701 A1 ES 8401701A1 ES 516147 A ES516147 A ES 516147A ES 516147 A ES516147 A ES 516147A ES 8401701 A1 ES8401701 A1 ES 8401701A1
Authority
ES
Spain
Prior art keywords
video signal
accentuation
control
control means
coupled
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
Application number
ES516147A
Other languages
English (en)
Other versions
ES516147A0 (es
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of ES8401701A1 publication Critical patent/ES8401701A1/es
Publication of ES516147A0 publication Critical patent/ES516147A0/es
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
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P27/00—Drugs for disorders of the senses
    • A61P27/02—Ophthalmic agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P27/00—Drugs for disorders of the senses
    • A61P27/02—Ophthalmic agents
    • A61P27/12—Ophthalmic agents for cataracts

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Ophthalmology & Optometry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Picture Signal Circuits (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Networks Using Active Elements (AREA)

Abstract

SISTEMA PARA CONTROLAR AUTOMATICA Y MANUALMENTE EL CONTENIDO DE ACENTUACION DE ALTA FRECUENCIA DE UNA SEÑAL DE VIDEO.COMPRENDE MEDIOS DE ACENTUACION (12) QUE RESPONDEN A LA SEÑAL DE VIDEO (10) PARA GENERAR CANTIDADES CONTROLABLES DE UNA COMPONENTE DE ACENTUACION DE SALIDA EN RESPUESTA A UNA TENSION DE CONTROL; MEDIOS (25) PARA COMBINAR LA SEÑAL DE VIDEO CON LA COMPONENTE DE ACENTUACION PARA PRODUCIR UNA SEÑAL DE VIDEO ACENTUADA; MEDIOS DE CONTROL (70, 20, 25, 35, 38, 39) QUE RESPONDEN A LA SEÑAL DE VIDEO Y PROPORCIONAN UNA TENSION DE CONTROL DE ACENTUACIONDE SALIDA A LOS MEDIOS DE ACENTUACION; MEDIOS DE FILTRO (90) ACOPLADOS A LOS MEDIOS DE CONTROL PARA CONFORMAR LA RESPUESTA A LA FRECUENCIA DE ESTOS, DE TAL MANERA QUE, EN UN MODO DE CONTROL DE ACENTUACION AUTOMATICO (88), LA TENSION DE CONTROL ES UNA FUNCION DE LA MAGNITUD DE LAS COMPONENTES DE ALTA FRECUENCIA DE LA SEÑAL DE VIDEO DENTRO DE UN INTERVALO DE FRECUENCIAS DADO; Y MEDIOS DE CONTROL DE ACENTUACION AJUSTABLES MANUALMENTE (85), ACOPLADOS A LOS MEDIOS DE CONTROL PARA CONTROLAR SU CONDUCCION DE TAL MANERA QUE, EN UN MODO DE CONTROL, LA TENSIONNTUACIONDE CONTROL ES UNA FUNCION DE AJUSTE DE LOS MEDIOS MANUALMENTE AJUSTABLES, Y EN EL QUE LOS MEDIOS DE FILTRO (90) Y LOS DE CONTROL MANUALMENTE MANEJABLES ESTAN INTERCONECTADOS Y ACOPLADOS A LOS MEDIOS DE CONTROL A TRAVES DE UN TERMINAL COMUN UNICO.
ES516147A 1981-10-09 1982-10-01 Perfeccionamientos introducidos en un aparato para controlar automatica y manualmente el contenido de picos de alta frecuencia de una senal de video. Granted ES516147A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/310,139 US4399460A (en) 1981-10-09 1981-10-09 Video signal peaking control system with provision for automatic and manual control

Publications (2)

Publication Number Publication Date
ES8401701A1 true ES8401701A1 (es) 1983-12-16
ES516147A0 ES516147A0 (es) 1983-12-16

Family

ID=23201163

Family Applications (1)

Application Number Title Priority Date Filing Date
ES516147A Granted ES516147A0 (es) 1981-10-09 1982-10-01 Perfeccionamientos introducidos en un aparato para controlar automatica y manualmente el contenido de picos de alta frecuencia de una senal de video.

Country Status (11)

Country Link
US (1) US4399460A (es)
JP (2) JPS5873289A (es)
KR (1) KR920000573B1 (es)
AT (1) AT385619B (es)
AU (1) AU558172B2 (es)
CA (1) CA1185354A (es)
DE (1) DE3237421C2 (es)
ES (1) ES516147A0 (es)
FR (1) FR2514598B1 (es)
GB (1) GB2107552B (es)
IT (1) IT1152706B (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4509080A (en) * 1982-07-02 1985-04-02 Rca Corporation Video signal peaking system
GB2118007B (en) * 1982-03-31 1985-11-13 Rca Corp Adjustable coring circuit
GB2118396B (en) * 1982-03-31 1985-09-25 Rca Corp Video signal peaking system
US4437124A (en) 1982-04-30 1984-03-13 Rca Corporation Dynamic coring circuit
US4538236A (en) * 1982-09-24 1985-08-27 Rca Corporation Adaptive digital signal coring circuit
US4536796A (en) * 1983-08-23 1985-08-20 Rca Corporation Non-linear dynamic coring circuit for video signals
US4680631A (en) * 1984-09-19 1987-07-14 Tokyo Electric Co., Ltd. Television composite video signal processing circuit
US4635118A (en) * 1985-01-28 1987-01-06 Rca Corporation Interface circuit for video signal peaking control
US4623924A (en) * 1985-02-19 1986-11-18 Rca Corporation Video signal auto peaking circuitry
US4918165A (en) * 1987-07-16 1990-04-17 Ophthalmic Research Corporation Mitotic inhibitor and method for preventing posterior lens capsule opacification after extracapsular extraction
KR950003021B1 (ko) * 1989-06-26 1995-03-29 주식회사 금성사 브이씨알의 리모콘에 의한 해상도 업/다운 회로 및 그 제어방법
US5121209A (en) * 1990-10-01 1992-06-09 Rca Licensing Corporation Sharpness control for a television image
US5299000A (en) * 1992-06-17 1994-03-29 Zenith Electronics Corp. Video white signal compression and peaking
EP0969657A1 (en) * 1998-06-29 2000-01-05 NuWave Technologies, Inc. Apparent image clarity improving apparatus and method
SG115542A1 (en) * 2003-05-21 2005-10-28 St Microelectronics Asia Adaptive coring for video peaking

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2629706C3 (de) * 1976-07-02 1986-07-10 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Übertragung und/oder Aufzeichnung von Farbfernsehsignalen
US4075661A (en) * 1976-08-19 1978-02-21 The Magnavox Company Automatic peaking circuit
US4090217A (en) * 1976-08-23 1978-05-16 Gte Laboratories Incorporated Automatic sharpness control circuit for a television receiver
US4081836A (en) * 1976-11-30 1978-03-28 The Magnavox Company Luminance signal processor for providing signal enhancement
US4069505A (en) * 1977-01-19 1978-01-17 Gte Sylvania Incorporated Automatic peaking control circuitry for a video processing system
US4296435A (en) * 1980-08-18 1981-10-20 Zenith Radio Corporation Luminance signal processing circuit
US4351003A (en) * 1981-04-20 1982-09-21 Rca Corporation Automatic video signal peaking control

Also Published As

Publication number Publication date
GB2107552A (en) 1983-04-27
IT1152706B (it) 1987-01-07
DE3237421A1 (de) 1983-04-21
JPS5874609A (ja) 1983-05-06
JPH0134501B2 (es) 1989-07-19
JPH029009B2 (es) 1990-02-28
FR2514598B1 (fr) 1988-03-11
JPS5873289A (ja) 1983-05-02
ATA375382A (de) 1987-09-15
KR840002197A (ko) 1984-06-11
CA1185354A (en) 1985-04-09
ES516147A0 (es) 1983-12-16
IT8223642A0 (it) 1982-10-06
US4399460A (en) 1983-08-16
IT8223642A1 (it) 1984-04-06
KR920000573B1 (ko) 1992-01-16
GB2107552B (en) 1985-06-12
AT385619B (de) 1988-04-25
DE3237421C2 (de) 1986-09-11
AU558172B2 (en) 1987-01-22
AU8896282A (en) 1983-04-14
FR2514598A1 (fr) 1983-04-15

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20000601