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
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2086175A1 (fr) * | 1970-04-18 | 1971-12-31 | Philips Nv |
Families Citing this family (14)
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)
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 |
-
1967
- 1967-07-28 DE DE1537111A patent/DE1537111B2/de active Pending
-
1968
- 1968-07-18 GB GB34276/68A patent/GB1197097A/en not_active Expired
- 1968-07-23 FR FR1586139D patent/FR1586139A/fr not_active Expired
- 1968-07-25 US US747509A patent/US3562424A/en not_active Expired - Lifetime
Cited By (1)
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 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |