SE403550B - Anordning for automatisk luminanskanalbandbreddreglering vilken anordning er paverkbar i beroende av amplituden hos fergbildinformation - Google Patents
Anordning for automatisk luminanskanalbandbreddreglering vilken anordning er paverkbar i beroende av amplituden hos fergbildinformationInfo
- Publication number
- SE403550B SE403550B SE7509389A SE7509389A SE403550B SE 403550 B SE403550 B SE 403550B SE 7509389 A SE7509389 A SE 7509389A SE 7509389 A SE7509389 A SE 7509389A SE 403550 B SE403550 B SE 403550B
- Authority
- SE
- Sweden
- Prior art keywords
- dependence
- amplitude
- image information
- color image
- channel bandwidth
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US501963A US3924266A (en) | 1974-08-30 | 1974-08-30 | Automatic luminance channel bandwidth control apparatus responsive to the amplitude of color image information |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7509389L SE7509389L (sv) | 1976-03-01 |
SE403550B true SE403550B (sv) | 1978-08-21 |
Family
ID=23995742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7509389A SE403550B (sv) | 1974-08-30 | 1975-08-22 | Anordning for automatisk luminanskanalbandbreddreglering vilken anordning er paverkbar i beroende av amplituden hos fergbildinformation |
Country Status (12)
Country | Link |
---|---|
US (1) | US3924266A (de) |
JP (1) | JPS5150527A (de) |
BE (1) | BE832935A (de) |
CA (1) | CA1048633A (de) |
DE (1) | DE2538545C3 (de) |
DK (1) | DK390675A (de) |
FI (1) | FI752377A (de) |
FR (1) | FR2283613A1 (de) |
GB (1) | GB1511898A (de) |
IT (1) | IT1039887B (de) |
NL (1) | NL7510242A (de) |
SE (1) | SE403550B (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4072984A (en) * | 1975-04-14 | 1978-02-07 | Thomson-Csf Laboratories, Inc. | Chrominance-luminance separator |
DE2615023C2 (de) * | 1976-04-07 | 1985-09-05 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur Verminderung von Störungen bei der Decodierung von Farbfernsehsignalen |
JPS5388522A (en) * | 1977-01-14 | 1978-08-04 | Sony Corp | Color pickup device |
US4167021A (en) * | 1977-12-12 | 1979-09-04 | Rca Corporation | Suppression of chrominance signal contamination of the luminance signal in a video signal processing system |
JPS5760791A (en) * | 1980-09-30 | 1982-04-12 | Toshiba Corp | Demodulating circuit for wide-band receiving chrominance |
JPS5768984A (en) * | 1980-10-16 | 1982-04-27 | Toshiba Corp | Chroma signal processing circuit |
JPS57168593A (en) * | 1981-01-28 | 1982-10-16 | Toshiba Corp | Wide-band color demodulator |
DE3119653C2 (de) * | 1981-05-16 | 1985-05-09 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co KG, 8510 Fürth | Verfahren zur dynamischen Cross-Color-Unterdrückung, vorzugsweise in Codern von Farbfernsehsignalquellen |
DE3136217C2 (de) * | 1981-09-12 | 1985-09-19 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur Verarbeitung eines Farbvideosignals |
DE3343262A1 (de) * | 1983-11-30 | 1985-06-05 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren und anordnung zur unterdrueckung von stoerungen im leuchtdichtekanal eines farbfernsehdecoders |
US4922331A (en) * | 1987-06-23 | 1990-05-01 | Sony Corporation | Color video signal reproducing apparatus having trap circuit and comb-filter for filtering a chrominance signal band of a wide band luminance signal |
US5339115A (en) * | 1992-09-16 | 1994-08-16 | Thomson Consumer Electronics, Inc. | Variable bandwidth luminance filter with commonly tuned delay and amplitude controlling filters providing frequency independent and bandwidth independent delay characteristic |
JP4885690B2 (ja) * | 2006-11-28 | 2012-02-29 | 株式会社エヌ・ティ・ティ・ドコモ | 画像調整量決定装置、画像調整量決定方法、画像調整量決定プログラムおよび画像処理装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2895004A (en) * | 1954-04-28 | 1959-07-14 | Rca Corp | Color television |
US2917572A (en) * | 1954-10-04 | 1959-12-15 | Westinghouse Electric Corp | Automatically controlled bandwidth amplifier |
US2905751A (en) * | 1955-03-25 | 1959-09-22 | Westinghouse Electric Corp | Monochrome channel bandwidth modifying apparatus for color television receiver |
US2910528A (en) * | 1955-12-01 | 1959-10-27 | Motorola Inc | Burst control of color television receiver bandwidth |
NL261701A (de) * | 1960-03-25 | |||
NL274595A (de) * | 1961-02-10 |
-
1974
- 1974-08-30 US US501963A patent/US3924266A/en not_active Expired - Lifetime
-
1975
- 1975-07-17 IT IT25501/75A patent/IT1039887B/it active
- 1975-07-23 CA CA75232123A patent/CA1048633A/en not_active Expired
- 1975-08-04 GB GB32495/75A patent/GB1511898A/en not_active Expired
- 1975-08-22 SE SE7509389A patent/SE403550B/xx unknown
- 1975-08-22 FI FI752377A patent/FI752377A/fi not_active Application Discontinuation
- 1975-08-26 FR FR7526304A patent/FR2283613A1/fr not_active Withdrawn
- 1975-08-28 JP JP50104842A patent/JPS5150527A/ja active Pending
- 1975-08-29 DE DE2538545A patent/DE2538545C3/de not_active Expired
- 1975-08-29 NL NL7510242A patent/NL7510242A/xx not_active Application Discontinuation
- 1975-08-29 DK DK390675A patent/DK390675A/da unknown
- 1975-08-29 BE BE159629A patent/BE832935A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AU8424475A (en) | 1977-03-03 |
IT1039887B (it) | 1979-12-10 |
NL7510242A (nl) | 1976-03-02 |
JPS5150527A (en) | 1976-05-04 |
DE2538545B2 (de) | 1978-10-05 |
GB1511898A (en) | 1978-05-24 |
CA1048633A (en) | 1979-02-13 |
US3924266A (en) | 1975-12-02 |
FI752377A (de) | 1976-03-01 |
SE7509389L (sv) | 1976-03-01 |
DK390675A (da) | 1976-03-01 |
DE2538545C3 (de) | 1979-05-31 |
DE2538545A1 (de) | 1976-03-11 |
BE832935A (fr) | 1975-12-16 |
FR2283613A1 (fr) | 1976-03-26 |
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