FR1586139A - - Google Patents

Info

Publication number
FR1586139A
FR1586139A FR1586139DA FR1586139A FR 1586139 A FR1586139 A FR 1586139A FR 1586139D A FR1586139D A FR 1586139DA FR 1586139 A FR1586139 A FR 1586139A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1586139A publication Critical patent/FR1586139A/fr
Expired 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)
FR1586139D 1967-07-28 1968-07-23 Expired FR1586139A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1537111A DE1537111B2 (de) 1967-07-28 1967-07-28 Verfahren und Anordnung zur Erhöhung der Konturenschärfe eines Fernsehbildes durch zweiseitige Aperturkorrektur des bildschreibenden Fernsehsignals

Publications (1)

Publication Number Publication Date
FR1586139A true FR1586139A (fr) 1970-02-13

Family

ID=5675869

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1586139D Expired FR1586139A (fr) 1967-07-28 1968-07-23

Country Status (4)

Country Link
US (1) US3562424A (fr)
DE (1) DE1537111B2 (fr)
FR (1) FR1586139A (fr)
GB (1) GB1197097A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2086175A1 (fr) * 1970-04-18 1971-12-31 Philips Nv

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2020861B2 (de) * 1970-04-29 1975-10-30 Robert Bosch Gmbh, 7000 Stuttgart Schaltung zur vertikalen Aperturkorrektur für Fernsehbildgeber
GB1353618A (en) * 1970-08-29 1974-05-22 Marconi Co Ltd Colour television camera equipments
FR2157701B1 (fr) * 1971-10-26 1974-05-31 Thomson Csf
JPS4985029U (fr) * 1972-11-10 1974-07-23
DE2309884C3 (de) * 1973-02-28 1981-10-22 Robert Bosch Gmbh, 7000 Stuttgart Schaltung zur Aperturkorektur von in einem vorgegebenen Amplitudenbereich begrenzten Bildsignalen
DE2326620C3 (de) * 1973-05-25 1979-08-02 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur Erzeugung eines Korrektursignals für die Aperturkorrektur von Videosignalen
JPS5140711A (en) * 1974-10-02 1976-04-05 Nippon Electric Co 2 jigendenkatensososhi oyobi koreomochiita eizoshingono goseihoho
GB2126822B (en) * 1982-07-30 1986-08-06 British Broadcasting Corp Video signal processing
EP0179594A1 (fr) * 1984-10-23 1986-04-30 EMI Limited Traitement de signaux d'image
DE3439202A1 (de) * 1984-10-26 1986-04-30 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth Verfahren zur verbesserung der subjektiv empfundenen bildschaerfe von fernsehbildern
GB2215556B (en) * 1984-12-28 1990-01-17 Canon Kk Image sensing apparatus
KR920008257Y1 (ko) * 1989-12-30 1992-11-14 삼성전자 주식회사 감도향상회로
JPH04289810A (ja) * 1991-03-19 1992-10-14 Canon Inc 自動焦点調節装置
JP2004159067A (ja) * 2002-11-06 2004-06-03 Sanyo Electric Co Ltd 垂直シャープネス装置及びそれを備えたｔｖ受像機

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE557724A (fr) * 1956-05-25
US2971053A (en) * 1956-06-13 1961-02-07 Rca Corp Video signal compensating circuits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2086175A1 (fr) * 1970-04-18 1971-12-31 Philips Nv

Also Published As

Publication number Publication date
DE1537111B2 (de) 1974-05-16
GB1197097A (en) 1970-07-01
DE1537111A1 (de) 1969-08-14
US3562424A (en) 1971-02-09

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Legal Events

Date Code Title Description
ST Notification of lapse