NL7807027A - Niveaufixatieschakeling voor kleurentelevisiesignalen. - Google Patents
Niveaufixatieschakeling voor kleurentelevisiesignalen.Info
- Publication number
- NL7807027A NL7807027A NL7807027A NL7807027A NL7807027A NL 7807027 A NL7807027 A NL 7807027A NL 7807027 A NL7807027 A NL 7807027A NL 7807027 A NL7807027 A NL 7807027A NL 7807027 A NL7807027 A NL 7807027A
- Authority
- NL
- Netherlands
- Prior art keywords
- color
- signals
- level fixation
- fixation switching
- switching
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/72—Circuits for processing colour signals for reinsertion of DC and slowly varying components of colour signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7749777A JPS5412520A (en) | 1977-06-29 | 1977-06-29 | Color television picture receiver |
JP7813677A JPS5412629A (en) | 1977-06-30 | 1977-06-30 | Chrominance signal clamp/matrix circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7807027A true NL7807027A (nl) | 1979-01-03 |
NL191046B NL191046B (nl) | 1994-07-18 |
NL191046C NL191046C (nl) | 1994-12-16 |
Family
ID=26418567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7807027A NL191046C (nl) | 1977-06-29 | 1978-06-29 | Niveaufixatieschakeling voor kleurentelevisiesignalen. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4183050A (nl) |
CA (1) | CA1089981A (nl) |
DE (1) | DE2828654A1 (nl) |
FR (1) | FR2396482A1 (nl) |
GB (1) | GB2000657B (nl) |
NL (1) | NL191046C (nl) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2105547A (en) * | 1981-09-11 | 1983-03-23 | Philips Electronic Associated | Clamping video signals |
JPS58100590A (ja) * | 1981-12-11 | 1983-06-15 | Sony Corp | サンプリング出力の合成方法 |
JPS58135121U (ja) * | 1982-03-05 | 1983-09-10 | パイオニア株式会社 | レベルシフト回路 |
DE3323750A1 (de) * | 1983-07-01 | 1985-01-17 | Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover | Klemmschaltung fuer ein signal ohne ausreichende austastluecken, insbesondere fuer ein videosignal |
US4554588A (en) * | 1983-12-14 | 1985-11-19 | Rca Corporation | Control system for luminance/chrominance signal processing circuits |
US4554577A (en) * | 1983-12-14 | 1985-11-19 | Rca Corporation | Keyed DC stabilization system with protection from error introduction during vertical sync interval |
US4549203A (en) * | 1983-12-14 | 1985-10-22 | Rca Corporation | DC Stabilization system |
JPS61140279A (ja) * | 1984-12-12 | 1986-06-27 | Toshiba Corp | 映像信号処理回路 |
US4617590A (en) * | 1985-02-04 | 1986-10-14 | Eastman Kodak Company | Clamping circuit for video signals |
US4802015A (en) * | 1985-08-02 | 1989-01-31 | Canon Kabushiki Kaisha | Image reproducing apparatus |
JPS6288495A (ja) * | 1985-10-14 | 1987-04-22 | Fuji Photo Film Co Ltd | 磁気記録装置の色差線順次回路 |
JPH02287594A (ja) * | 1989-04-28 | 1990-11-27 | Sony Corp | クリアブルー回路 |
JP2863597B2 (ja) * | 1990-03-30 | 1999-03-03 | 株式会社東芝 | クランプ回路 |
US5272522A (en) * | 1990-04-30 | 1993-12-21 | Thomson Consumer Electronics, Inc. | Video signal processing circuits |
WO2012145672A1 (en) | 2011-04-21 | 2012-10-26 | University Of Washington Through Its Center For Commercialization | Myopia-safe video displays |
CN109196574A (zh) | 2016-01-18 | 2019-01-11 | 维弗施福特有限责任公司 | 用于降低电子显示器的近视源性效应的方法和设备 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3575551A (en) * | 1968-05-17 | 1971-04-20 | Zenith Radio Corp | Chrominance demodulator blanking circuit |
FR2096627B1 (nl) * | 1969-12-19 | 1976-02-06 | Radiotechnique Compelec Fr | |
NL7215775A (nl) * | 1972-11-22 | 1974-05-27 | ||
GB1536215A (en) * | 1976-07-05 | 1978-12-20 | Decca Ltd | Clamping circuits for television signals |
-
1978
- 1978-06-20 CA CA305,853A patent/CA1089981A/en not_active Expired
- 1978-06-22 GB GB7827594A patent/GB2000657B/en not_active Expired
- 1978-06-27 US US05/919,706 patent/US4183050A/en not_active Expired - Lifetime
- 1978-06-29 NL NL7807027A patent/NL191046C/nl not_active IP Right Cessation
- 1978-06-29 FR FR7819535A patent/FR2396482A1/fr active Granted
- 1978-06-29 DE DE19782828654 patent/DE2828654A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
NL191046B (nl) | 1994-07-18 |
DE2828654A1 (de) | 1979-01-18 |
NL191046C (nl) | 1994-12-16 |
US4183050A (en) | 1980-01-08 |
GB2000657B (en) | 1982-04-28 |
GB2000657A (en) | 1979-01-10 |
DE2828654C2 (nl) | 1988-01-14 |
FR2396482A1 (fr) | 1979-01-26 |
FR2396482B1 (nl) | 1982-12-03 |
CA1089981A (en) | 1980-11-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A85 | Still pending on 85-01-01 | ||
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |
Free format text: 980629 |