SE453246B - Anordning och sett for bild-till-bildkamfiltrering av en sammansatt televisionssignal - Google Patents
Anordning och sett for bild-till-bildkamfiltrering av en sammansatt televisionssignalInfo
- Publication number
- SE453246B SE453246B SE8306361A SE8306361A SE453246B SE 453246 B SE453246 B SE 453246B SE 8306361 A SE8306361 A SE 8306361A SE 8306361 A SE8306361 A SE 8306361A SE 453246 B SE453246 B SE 453246B
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- chrominance
- component
- filter
- luminance
- Prior art date
Links
- 230000003111 delayed effect Effects 0.000 claims description 13
- 230000004044 response Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 238000001228 spectrum Methods 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 description 7
- 239000003086 colorant Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 235000003197 Byrsonima crassifolia Nutrition 0.000 description 1
- 240000001546 Byrsonima crassifolia Species 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 241000408529 Libra Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001052 transient 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Color Television Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/444,381 US4498099A (en) | 1982-11-26 | 1982-11-26 | Apparatus for frame-to-frame comb filtering composite TV signal |
| US06/444,724 US4498100A (en) | 1982-11-26 | 1982-11-26 | Apparatus for frame-to-frame comb filtering composite TV signal |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE8306361D0 SE8306361D0 (sv) | 1983-11-17 |
| SE8306361L SE8306361L (sv) | 1984-05-27 |
| SE453246B true SE453246B (sv) | 1988-01-18 |
Family
ID=27033888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8306361A SE453246B (sv) | 1982-11-26 | 1983-11-17 | Anordning och sett for bild-till-bildkamfiltrering av en sammansatt televisionssignal |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPH01286691A (it) |
| KR (1) | KR910007205B1 (it) |
| AT (1) | AT385165B (it) |
| AU (1) | AU567898B2 (it) |
| DE (1) | DE3342530C2 (it) |
| DK (1) | DK167420B1 (it) |
| ES (1) | ES8502595A1 (it) |
| FI (1) | FI75964C (it) |
| FR (1) | FR2536941B1 (it) |
| GB (1) | GB2130840B (it) |
| HK (1) | HK54589A (it) |
| IT (1) | IT1168973B (it) |
| NL (1) | NL8304056A (it) |
| NZ (1) | NZ206403A (it) |
| PT (1) | PT77695B (it) |
| SE (1) | SE453246B (it) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4612567A (en) * | 1984-05-03 | 1986-09-16 | Rca Corporation | Television receiver using non-interlaced scanning format with vertical detail enhancement and motion compensation |
| US4710801A (en) * | 1985-04-29 | 1987-12-01 | International Business Machines Corporation | System for decomposition of NTSC color video signals using two frame buffers |
| FR2625061A1 (fr) * | 1987-12-18 | 1989-06-23 | Thomson Grand Public | Separateur de signaux de luminance et de chrominance d'un signal video composite pal ou secam |
| DE68925880T2 (de) * | 1988-12-28 | 1996-08-01 | Nippon Denki Home Electronics | Bewegungsdetektion und Y/C Trennschaltung und -verfahren zur Detektion einer Bewegung in einem Fernsehwiedergabebild |
| DE3900490A1 (de) * | 1989-01-10 | 1990-07-12 | Broadcast Television Syst | Schaltungsanordnung zur decodierung von farbfernsehsignalen |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4107736A (en) * | 1971-12-20 | 1978-08-15 | Image Transform, Inc. | Noise reduction system for video signals |
| US4096516A (en) * | 1977-03-25 | 1978-06-20 | Rca Corporation | Electronic signal processing apparatus |
| DE2810697C2 (de) * | 1978-03-11 | 1987-01-08 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur Trennung des Farbartsignals vom Leuchtdichtesignal bei Farbfernsehsignalen mit quadraturmodulierten Farbhilfsträgern |
| NL7803910A (nl) * | 1978-04-13 | 1979-10-16 | Philips Nv | Kamfilterschakeling. |
| US4245237A (en) * | 1979-05-11 | 1981-01-13 | Rca Corporation | Controllable non-linear processing of video signals |
| US4245238A (en) * | 1979-05-11 | 1981-01-13 | Rca Corporation | Non-linear processing of video image vertical detail information |
| DE3007520C2 (de) * | 1980-02-28 | 1987-04-16 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltungsanordnung zur Demodulation eines quadraturmodulierten und danach digitalisierten Farbfernsehsignals |
| JPS56153892A (en) * | 1980-04-28 | 1981-11-28 | Sony Corp | Comb type filter |
| GB2078054B (en) * | 1980-06-02 | 1985-03-06 | British Broadcasting Corp | Pal decoding |
| US4351003A (en) * | 1981-04-20 | 1982-09-21 | Rca Corporation | Automatic video signal peaking control |
-
1983
- 1983-11-17 SE SE8306361A patent/SE453246B/sv not_active IP Right Cessation
- 1983-11-18 FI FI834239A patent/FI75964C/fi not_active IP Right Cessation
- 1983-11-18 ES ES527375A patent/ES8502595A1/es not_active Expired
- 1983-11-18 AU AU21510/83A patent/AU567898B2/en not_active Ceased
- 1983-11-21 PT PT77695A patent/PT77695B/pt not_active IP Right Cessation
- 1983-11-22 GB GB08331141A patent/GB2130840B/en not_active Expired
- 1983-11-23 IT IT23843/83A patent/IT1168973B/it active
- 1983-11-24 DE DE3342530A patent/DE3342530C2/de not_active Expired
- 1983-11-24 AT AT0413083A patent/AT385165B/de not_active IP Right Cessation
- 1983-11-24 KR KR8305568A patent/KR910007205B1/ko not_active IP Right Cessation
- 1983-11-25 DK DK541983A patent/DK167420B1/da not_active IP Right Cessation
- 1983-11-25 NZ NZ206403A patent/NZ206403A/en unknown
- 1983-11-25 NL NL8304056A patent/NL8304056A/nl not_active Application Discontinuation
- 1983-11-25 FR FR8318861A patent/FR2536941B1/fr not_active Expired
-
1988
- 1988-12-20 JP JP63323185A patent/JPH01286691A/ja active Granted
-
1989
- 1989-07-06 HK HK545/89A patent/HK54589A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI834239A0 (fi) | 1983-11-18 |
| IT1168973B (it) | 1987-05-20 |
| AU567898B2 (en) | 1987-12-10 |
| SE8306361L (sv) | 1984-05-27 |
| FI75964B (fi) | 1988-04-29 |
| HK54589A (en) | 1989-07-14 |
| NL8304056A (nl) | 1984-06-18 |
| KR910007205B1 (en) | 1991-09-19 |
| ES527375A0 (es) | 1985-01-01 |
| FI834239A (fi) | 1984-05-27 |
| DK167420B1 (da) | 1993-10-25 |
| DE3342530C2 (de) | 1989-03-16 |
| FR2536941A1 (fr) | 1984-06-01 |
| DK541983A (da) | 1984-05-27 |
| IT8323843A0 (it) | 1983-11-23 |
| ES8502595A1 (es) | 1985-01-01 |
| FI75964C (fi) | 1988-08-08 |
| JPH0356038B2 (it) | 1991-08-27 |
| AT385165B (de) | 1988-02-25 |
| GB2130840A (en) | 1984-06-06 |
| JPH01286691A (ja) | 1989-11-17 |
| ATA413083A (de) | 1987-07-15 |
| GB8331141D0 (en) | 1983-12-29 |
| GB2130840B (en) | 1986-03-12 |
| SE8306361D0 (sv) | 1983-11-17 |
| NZ206403A (en) | 1987-03-31 |
| PT77695B (en) | 1986-03-27 |
| FR2536941B1 (fr) | 1988-08-26 |
| AU2151083A (en) | 1984-05-31 |
| PT77695A (en) | 1983-12-01 |
| DE3342530A1 (de) | 1984-05-30 |
| DK541983D0 (da) | 1983-11-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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