JPS57160288A - Processing circuit for chrominance signal - Google Patents
Processing circuit for chrominance signalInfo
- Publication number
- JPS57160288A JPS57160288A JP56046749A JP4674981A JPS57160288A JP S57160288 A JPS57160288 A JP S57160288A JP 56046749 A JP56046749 A JP 56046749A JP 4674981 A JP4674981 A JP 4674981A JP S57160288 A JPS57160288 A JP S57160288A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- vertical correlation
- input
- attenuator
- 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.)
- Granted
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
- 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)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56046749A JPS57160288A (en) | 1981-03-30 | 1981-03-30 | Processing circuit for chrominance signal |
AU81850/82A AU549933B2 (en) | 1981-03-30 | 1982-03-24 | Luminance/chrominance comb-filter separator |
CA000399642A CA1174355A (en) | 1981-03-30 | 1982-03-29 | Video signal processing circuit |
AT0121082A AT390860B (de) | 1981-03-30 | 1982-03-29 | Chrominanzsignal-verarbeitungskreis |
US06/363,531 US4513311A (en) | 1981-03-30 | 1982-03-30 | Video signal processing unit |
FR8205446A FR2502879B1 (fr) | 1981-03-30 | 1982-03-30 | Circuit de traitement d'un signal de sous-porteuse couleur |
DE3211742A DE3211742A1 (de) | 1981-03-30 | 1982-03-30 | Verarbeitungsschaltung fuer ein traegerfarbsignal |
GB08209330A GB2112246B (en) | 1981-03-30 | 1982-03-30 | Carrier colour signal processing circuits |
NL8201333A NL192179C (nl) | 1981-03-30 | 1982-03-30 | Schakeling voor het verwerken van een samengesteld kleurvideosignaal. |
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 |
---|---|
JPS57160288A true JPS57160288A (en) | 1982-10-02 |
JPH0253997B2 JPH0253997B2 (ja) | 1990-11-20 |
Family
ID=12755973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56046749A Granted JPS57160288A (en) | 1981-03-30 | 1981-03-30 | Processing circuit for chrominance signal |
Country Status (9)
Country | Link |
---|---|
US (1) | US4513311A (ja) |
JP (1) | JPS57160288A (ja) |
AT (1) | AT390860B (ja) |
AU (1) | AU549933B2 (ja) |
CA (1) | CA1174355A (ja) |
DE (1) | DE3211742A1 (ja) |
FR (1) | FR2502879B1 (ja) |
GB (1) | GB2112246B (ja) |
NL (1) | NL192179C (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6069997A (ja) * | 1983-09-26 | 1985-04-20 | Sony Corp | ノイズ軽減回路 |
JPS6267994A (ja) * | 1985-09-19 | 1987-03-27 | Sony Corp | 映像信号再生装置 |
JPWO2007125569A1 (ja) * | 2006-03-31 | 2009-09-10 | パナソニック株式会社 | スピーカ装置 |
Families Citing this family (23)
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 |
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 |
US4703342A (en) * | 1985-01-14 | 1987-10-27 | 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 |
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 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
Family Cites Families (5)
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 |
US4143397A (en) * | 1976-04-19 | 1979-03-06 | Rca Corporation | Comb filter apparatus |
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 |
-
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 NL NL8201333A patent/NL192179C/nl not_active IP Right Cessation
- 1982-03-30 FR FR8205446A patent/FR2502879B1/fr not_active Expired
- 1982-03-30 GB GB08209330A patent/GB2112246B/en not_active Expired
- 1982-03-30 DE DE3211742A patent/DE3211742A1/de active Granted
- 1982-03-30 US US06/363,531 patent/US4513311A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6069997A (ja) * | 1983-09-26 | 1985-04-20 | Sony Corp | ノイズ軽減回路 |
JPH0523120B2 (ja) * | 1983-09-26 | 1993-03-31 | Sony Corp | |
JPS6267994A (ja) * | 1985-09-19 | 1987-03-27 | Sony Corp | 映像信号再生装置 |
JPWO2007125569A1 (ja) * | 2006-03-31 | 2009-09-10 | パナソニック株式会社 | スピーカ装置 |
Also Published As
Publication number | Publication date |
---|---|
AU549933B2 (en) | 1986-02-20 |
JPH0253997B2 (ja) | 1990-11-20 |
AU8185082A (en) | 1982-10-07 |
GB2112246B (en) | 1985-05-09 |
GB2112246A (en) | 1983-07-13 |
FR2502879A1 (fr) | 1982-10-01 |
DE3211742C2 (ja) | 1991-04-11 |
ATA121082A (de) | 1989-12-15 |
US4513311A (en) | 1985-04-23 |
AT390860B (de) | 1990-07-10 |
NL192179C (nl) | 1997-02-04 |
NL192179B (nl) | 1996-10-01 |
NL8201333A (nl) | 1982-10-18 |
CA1174355A (en) | 1984-09-11 |
DE3211742A1 (de) | 1982-11-04 |
FR2502879B1 (fr) | 1987-05-22 |
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