JPS6158079B2 - - Google Patents
Info
- Publication number
- JPS6158079B2 JPS6158079B2 JP54031325A JP3132579A JPS6158079B2 JP S6158079 B2 JPS6158079 B2 JP S6158079B2 JP 54031325 A JP54031325 A JP 54031325A JP 3132579 A JP3132579 A JP 3132579A JP S6158079 B2 JPS6158079 B2 JP S6158079B2
- Authority
- JP
- Japan
- Prior art keywords
- signal component
- chromaticity
- luminance
- signal
- image
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 32
- 238000000926 separation method Methods 0.000 claims description 23
- 239000000284 extract Substances 0.000 claims description 7
- 238000001228 spectrum Methods 0.000 description 11
- 230000006866 deterioration Effects 0.000 description 8
- 230000003111 delayed effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000004044 response Effects 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000007257 malfunction Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 206010047571 Visual impairment Diseases 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
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
- H04N9/78—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 for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3132579A JPS55123280A (en) | 1979-03-16 | 1979-03-16 | Luminance and chromaticity signal separator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3132579A JPS55123280A (en) | 1979-03-16 | 1979-03-16 | Luminance and chromaticity signal separator |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55123280A JPS55123280A (en) | 1980-09-22 |
JPS6158079B2 true JPS6158079B2 (fr) | 1986-12-10 |
Family
ID=12328104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3132579A Granted JPS55123280A (en) | 1979-03-16 | 1979-03-16 | Luminance and chromaticity signal separator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55123280A (fr) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2127250B (en) * | 1982-09-20 | 1986-04-09 | British Broadcasting Corp | Colour video signal processing |
DE3313050A1 (de) * | 1983-04-12 | 1984-10-18 | Robert Bosch Gmbh, 7000 Stuttgart | Anordnung zur trennung von leuchtdichte- und farbinformation eines farbfernsehsignals |
JPS6065681A (ja) * | 1983-09-21 | 1985-04-15 | Nec Home Electronics Ltd | 画像の動き情報検出方式 |
JPS6065680A (ja) * | 1983-09-21 | 1985-04-15 | Nec Home Electronics Ltd | 画像の動き情報検出装置 |
CA1270322A (fr) * | 1983-12-22 | 1990-06-12 | Kotaro Asai | Filtre-peigne adaptatif |
US4553158A (en) * | 1984-02-06 | 1985-11-12 | Rca Corporation | Circuitry for correcting motion induced errors in frame comb filtered video signals |
US4555723A (en) * | 1984-02-06 | 1985-11-26 | Rca Corporation | Apparatus for reducing motion induced distortion in a frame combed chrominance signal |
US4550340A (en) * | 1984-02-06 | 1985-10-29 | Rca Corporation | Apparatus for frame-to-frame comb filtering composite TV signal |
US4597007A (en) * | 1984-02-06 | 1986-06-24 | Rca Corporation | Circuitry for correcting frame combed luminance signal for motion induced distortion |
US4710801A (en) * | 1985-04-29 | 1987-12-01 | International Business Machines Corporation | System for decomposition of NTSC color video signals using two frame buffers |
FR2583246B1 (fr) * | 1985-06-11 | 1987-08-07 | Thomson Csf | Procede de separation des signaux de luminance et de chrominance d'un signal video composite pal ou secam et dispositif pour la mise en oeuvre de ce procede |
US4893176A (en) * | 1985-10-09 | 1990-01-09 | Faroudja Y C | Adaptive comb filter for quadrature modulated color television systems |
US4789890A (en) * | 1985-12-05 | 1988-12-06 | Mitsubishi Denki Kabushiki Kaisha | Judgement circuit and adaptive filter incorporating the same |
JPH0779477B2 (ja) * | 1986-01-13 | 1995-08-23 | 松下電器産業株式会社 | 輝度信号搬送色信号分離装置 |
US4707731A (en) * | 1986-04-03 | 1987-11-17 | Dubner Computer Systems, Inc. | Encoded video television graphics system |
JP2718668B2 (ja) * | 1986-10-06 | 1998-02-25 | 株式会社日立製作所 | 動き検出回路 |
US4701785A (en) * | 1986-10-27 | 1987-10-20 | Rca Corporation | Frame comb filter having freeze frame feature |
US4982271A (en) * | 1987-12-29 | 1991-01-01 | Victor Company Of Japan, Ltd. | Motion-adaptive device for separating luminance signal and color signal |
US5097321A (en) * | 1989-04-28 | 1992-03-17 | Accom | Three dimensional adaptive decoding system and method |
US5045929A (en) * | 1989-05-13 | 1991-09-03 | Zenith Electronics Corporation | Three dimensional luma/chroma separation and vertical detail generation |
KR960016852B1 (ko) * | 1990-05-23 | 1996-12-21 | 삼성전자 주식회사 | 동작 적응형 색신호 합성회로 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3347984A (en) * | 1961-07-10 | 1967-10-17 | Minnesota Mining & Mfg | Electronic dropout suppressor |
JPS4873020A (fr) * | 1971-12-20 | 1973-10-02 | ||
JPS5018429U (fr) * | 1973-06-20 | 1975-02-28 | ||
JPS528491A (en) * | 1975-07-04 | 1977-01-22 | Bonhomme F R | Connector |
JPS532582U (fr) * | 1976-06-25 | 1978-01-11 | ||
JPS5313315A (en) * | 1976-07-14 | 1978-02-06 | Cbs Inc | Comb filter unit |
JPS5510201A (en) * | 1978-04-28 | 1980-01-24 | Oki Electric Ind Co Ltd | Separator for color television luminance signal and chromaticity signal |
-
1979
- 1979-03-16 JP JP3132579A patent/JPS55123280A/ja active Granted
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3347984A (en) * | 1961-07-10 | 1967-10-17 | Minnesota Mining & Mfg | Electronic dropout suppressor |
JPS4873020A (fr) * | 1971-12-20 | 1973-10-02 | ||
JPS5018429U (fr) * | 1973-06-20 | 1975-02-28 | ||
JPS528491A (en) * | 1975-07-04 | 1977-01-22 | Bonhomme F R | Connector |
JPS532582U (fr) * | 1976-06-25 | 1978-01-11 | ||
JPS5313315A (en) * | 1976-07-14 | 1978-02-06 | Cbs Inc | Comb filter unit |
JPS5510201A (en) * | 1978-04-28 | 1980-01-24 | Oki Electric Ind Co Ltd | Separator for color television luminance signal and chromaticity signal |
Also Published As
Publication number | Publication date |
---|---|
JPS55123280A (en) | 1980-09-22 |
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