AT390860B - Chrominanzsignal-verarbeitungskreis - Google Patents
Chrominanzsignal-verarbeitungskreis Download PDFInfo
- Publication number
- AT390860B AT390860B AT0121082A AT121082A AT390860B AT 390860 B AT390860 B AT 390860B AT 0121082 A AT0121082 A AT 0121082A AT 121082 A AT121082 A AT 121082A AT 390860 B AT390860 B AT 390860B
- Authority
- AT
- Austria
- Prior art keywords
- signal
- circuit
- color
- output
- brightness
- Prior art date
Links
- 239000003638 chemical reducing agent Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000003111 delayed effect Effects 0.000 description 8
- 238000000926 separation method Methods 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000002123 temporal effect 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/7908—Suppression of interfering signals at the reproducing side, e.g. noise
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 |
|---|---|---|---|
| JP56046749A JPS57160288A (en) | 1981-03-30 | 1981-03-30 | Processing circuit for chrominance signal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA121082A ATA121082A (de) | 1989-12-15 |
| AT390860B true AT390860B (de) | 1990-07-10 |
Family
ID=12755973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0121082A AT390860B (de) | 1981-03-30 | 1982-03-29 | Chrominanzsignal-verarbeitungskreis |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4513311A (en]) |
| JP (1) | JPS57160288A (en]) |
| AT (1) | AT390860B (en]) |
| AU (1) | AU549933B2 (en]) |
| CA (1) | CA1174355A (en]) |
| DE (1) | DE3211742A1 (en]) |
| FR (1) | FR2502879B1 (en]) |
| GB (1) | GB2112246B (en]) |
| NL (1) | NL192179C (en]) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5997294A (ja) * | 1982-11-27 | 1984-06-05 | Toshiba Corp | 映像信号記録再生装置 |
| US4620220A (en) * | 1983-06-28 | 1986-10-28 | Rca Corporation | Wideband chrominance signal filter |
| JPS6051388A (ja) * | 1983-08-31 | 1985-03-22 | Sony Corp | 記録再生装置の二次ビートキャンセル回路 |
| JPS6069997A (ja) * | 1983-09-26 | 1985-04-20 | Sony Corp | ノイズ軽減回路 |
| JPS60121885A (ja) * | 1983-12-05 | 1985-06-29 | Victor Co Of Japan Ltd | 映像信号の雑音低減回路 |
| US4682251A (en) * | 1984-03-21 | 1987-07-21 | Victor Company Of Japan, Ltd. | Video signal reproducing apparatus having a noise reduction circuit |
| US4636842A (en) * | 1984-11-29 | 1987-01-13 | Rca Corporation | Comb filter "hanging dot" eliminator |
| CA1243398A (en) * | 1985-01-14 | 1988-10-18 | Nec Corporation | Luminance/chrominance separating apparatus |
| KR890004853B1 (ko) * | 1985-01-28 | 1989-11-29 | 미쓰비시전기 주식회사 | 영상신호 처리회로 |
| US4616254A (en) * | 1985-04-18 | 1986-10-07 | Rca Corporation | Hanging dot reduction system |
| JPS6218881A (ja) * | 1985-07-18 | 1987-01-27 | Fuji Photo Film Co Ltd | フイ−ルド／フレ−ム変換方式 |
| KR900009063B1 (ko) * | 1985-09-09 | 1990-12-17 | 니뽕 빅터 가부시끼가이샤 | 반송 색 신호 처리 회로 |
| JPH06105983B2 (ja) * | 1985-09-19 | 1994-12-21 | ソニー株式会社 | 映像信号再生装置 |
| KR910001472B1 (ko) * | 1985-10-09 | 1991-03-07 | 마쯔시다덴기산교 가부시기가이샤 | 컬러텔레비젼 신호의 기록재생장치 |
| JPS62135079A (ja) * | 1985-12-06 | 1987-06-18 | Matsushita Electric Ind Co Ltd | 輝度信号処理回路 |
| JPH0720263B2 (ja) * | 1986-01-17 | 1995-03-06 | ソニー株式会社 | 搬送色信号処理回路 |
| JPH07123307B2 (ja) * | 1986-05-20 | 1995-12-25 | ソニー株式会社 | Ｙ／ｃ分離回路 |
| KR900002608B1 (ko) * | 1986-05-22 | 1990-04-20 | 주식회사 금성사 | 브이티알의 자동트래킹장치 |
| JP2570717B2 (ja) * | 1987-02-03 | 1997-01-16 | ソニー株式会社 | くし形フイルタ |
| JPS63292796A (ja) * | 1987-05-25 | 1988-11-30 | Victor Co Of Japan Ltd | 再生搬送色信号処理回路 |
| JPH0198385A (ja) * | 1987-10-09 | 1989-04-17 | Sony Corp | 相関検出方式 |
| JPH0258410A (ja) * | 1988-08-24 | 1990-02-27 | Hitachi Ltd | 信号処理方法とその装置 |
| DE3939520A1 (de) * | 1989-11-30 | 1991-06-06 | Nokia Unterhaltungselektronik | Schaltung zum rueckgewinnen des chroma-signales |
| US5430497A (en) * | 1990-08-06 | 1995-07-04 | Samsung Electronics Co., Ltd. | Removal of the folding carrier and sidebands from an unfolded video signal |
| KR930008182B1 (ko) * | 1990-11-27 | 1993-08-26 | 삼성전자 주식회사 | 동신호 검출회로 |
| US8160286B2 (en) * | 2006-03-31 | 2012-04-17 | Panasonic Corporation | Speaker system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2263678B2 (de) * | 1971-12-27 | 1976-04-29 | Hitachi, Ltd., Tokio | Schaltung zur auftrennung des ntsc-farbfernsehsignals |
| GB1576551A (en) * | 1976-04-19 | 1980-10-08 | Rca Corp | Comb filter apparatus |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4074321A (en) * | 1976-10-12 | 1978-02-14 | The Magnavox Company | Circuit for separating chroma and luminance information in a composite video signal |
| JPS55150687A (en) * | 1979-05-15 | 1980-11-22 | Sony Corp | Separating circuit of color video signal |
| JPS5660186A (en) * | 1979-10-19 | 1981-05-23 | Sony Corp | Chrominance signal processing circuit |
| JPS6119198A (ja) * | 1984-07-05 | 1986-01-28 | 凸版印刷株式会社 | 電磁波遮蔽性を有するプラスチツクハウジング及びその製造方法 |
-
1981
- 1981-03-30 JP JP56046749A patent/JPS57160288A/ja active Granted
-
1982
- 1982-03-24 AU AU81850/82A patent/AU549933B2/en not_active Expired
- 1982-03-29 CA CA000399642A patent/CA1174355A/en not_active Expired
- 1982-03-29 AT AT0121082A patent/AT390860B/de not_active IP Right Cessation
- 1982-03-30 US US06/363,531 patent/US4513311A/en not_active Expired - Lifetime
- 1982-03-30 NL NL8201333A patent/NL192179C/nl not_active IP Right Cessation
- 1982-03-30 GB GB08209330A patent/GB2112246B/en not_active Expired
- 1982-03-30 FR FR8205446A patent/FR2502879B1/fr not_active Expired
- 1982-03-30 DE DE3211742A patent/DE3211742A1/de active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2263678B2 (de) * | 1971-12-27 | 1976-04-29 | Hitachi, Ltd., Tokio | Schaltung zur auftrennung des ntsc-farbfernsehsignals |
| GB1576551A (en) * | 1976-04-19 | 1980-10-08 | Rca Corp | Comb filter apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| ATA121082A (de) | 1989-12-15 |
| DE3211742C2 (en]) | 1991-04-11 |
| NL8201333A (nl) | 1982-10-18 |
| CA1174355A (en) | 1984-09-11 |
| GB2112246A (en) | 1983-07-13 |
| GB2112246B (en) | 1985-05-09 |
| DE3211742A1 (de) | 1982-11-04 |
| JPS57160288A (en) | 1982-10-02 |
| AU8185082A (en) | 1982-10-07 |
| FR2502879B1 (fr) | 1987-05-22 |
| US4513311A (en) | 1985-04-23 |
| NL192179C (nl) | 1997-02-04 |
| FR2502879A1 (fr) | 1982-10-01 |
| NL192179B (nl) | 1996-10-01 |
| JPH0253997B2 (en]) | 1990-11-20 |
| AU549933B2 (en) | 1986-02-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee | ||
| ELA | Expired due to lapse of time |