DE3342530C2 - Kammfilter zur Verarbeitung von Fernsehsignalen - Google Patents
Kammfilter zur Verarbeitung von FernsehsignalenInfo
- Publication number
- DE3342530C2 DE3342530C2 DE3342530A DE3342530A DE3342530C2 DE 3342530 C2 DE3342530 C2 DE 3342530C2 DE 3342530 A DE3342530 A DE 3342530A DE 3342530 A DE3342530 A DE 3342530A DE 3342530 C2 DE3342530 C2 DE 3342530C2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- comb
- frame
- filtered
- chrominance
- 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
- 238000012545 processing Methods 0.000 title claims description 3
- 230000033001 locomotion Effects 0.000 claims abstract description 50
- 238000001914 filtration Methods 0.000 claims abstract description 19
- 239000002131 composite material Substances 0.000 claims abstract description 12
- 230000003111 delayed effect Effects 0.000 claims description 10
- 238000001228 spectrum Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims 1
- 230000000996 additive effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 claims 1
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 238000012935 Averaging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004091 panning Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000033458 reproduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000012546 transfer Methods 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 (2)
| Publication Number | Publication Date |
|---|---|
| DE3342530A1 DE3342530A1 (de) | 1984-05-30 |
| DE3342530C2 true DE3342530C2 (de) | 1989-03-16 |
Family
ID=27033888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3342530A Expired DE3342530C2 (de) | 1982-11-26 | 1983-11-24 | Kammfilter zur Verarbeitung von Fernsehsignalen |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPH01286691A (es) |
| KR (1) | KR910007205B1 (es) |
| AT (1) | AT385165B (es) |
| AU (1) | AU567898B2 (es) |
| DE (1) | DE3342530C2 (es) |
| DK (1) | DK167420B1 (es) |
| ES (1) | ES8502595A1 (es) |
| FI (1) | FI75964C (es) |
| FR (1) | FR2536941B1 (es) |
| GB (1) | GB2130840B (es) |
| HK (1) | HK54589A (es) |
| IT (1) | IT1168973B (es) |
| NL (1) | NL8304056A (es) |
| NZ (1) | NZ206403A (es) |
| PT (1) | PT77695B (es) |
| SE (1) | SE453246B (es) |
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 AU AU21510/83A patent/AU567898B2/en not_active Ceased
- 1983-11-18 ES ES527375A patent/ES8502595A1/es not_active Expired
- 1983-11-18 FI FI834239A patent/FI75964C/fi not_active IP Right Cessation
- 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 AT AT0413083A patent/AT385165B/de not_active IP Right Cessation
- 1983-11-24 DE DE3342530A patent/DE3342530C2/de not_active Expired
- 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 NL NL8304056A patent/NL8304056A/nl not_active Application Discontinuation
- 1983-11-25 FR FR8318861A patent/FR2536941B1/fr not_active Expired
- 1983-11-25 NZ NZ206403A patent/NZ206403A/en unknown
-
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 |
|---|---|
| IT1168973B (it) | 1987-05-20 |
| GB8331141D0 (en) | 1983-12-29 |
| AU2151083A (en) | 1984-05-31 |
| FR2536941A1 (fr) | 1984-06-01 |
| KR910007205B1 (en) | 1991-09-19 |
| ES527375A0 (es) | 1985-01-01 |
| PT77695A (en) | 1983-12-01 |
| DK541983A (da) | 1984-05-27 |
| GB2130840B (en) | 1986-03-12 |
| JPH0356038B2 (es) | 1991-08-27 |
| AU567898B2 (en) | 1987-12-10 |
| AT385165B (de) | 1988-02-25 |
| JPH01286691A (ja) | 1989-11-17 |
| DE3342530A1 (de) | 1984-05-30 |
| DK167420B1 (da) | 1993-10-25 |
| SE453246B (sv) | 1988-01-18 |
| ES8502595A1 (es) | 1985-01-01 |
| GB2130840A (en) | 1984-06-06 |
| ATA413083A (de) | 1987-07-15 |
| SE8306361D0 (sv) | 1983-11-17 |
| FR2536941B1 (fr) | 1988-08-26 |
| NZ206403A (en) | 1987-03-31 |
| FI834239A0 (fi) | 1983-11-18 |
| FI834239A (fi) | 1984-05-27 |
| NL8304056A (nl) | 1984-06-18 |
| HK54589A (en) | 1989-07-14 |
| PT77695B (en) | 1986-03-27 |
| IT8323843A0 (it) | 1983-11-23 |
| DK541983D0 (da) | 1983-11-25 |
| FI75964B (fi) | 1988-04-29 |
| SE8306361L (sv) | 1984-05-27 |
| FI75964C (fi) | 1988-08-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69219011T2 (de) | Kopierschutz | |
| DE69603268T2 (de) | Luminanz/chrominanz trennungsfilter mit gemeinsamen verzögerungselement | |
| AT391967B (de) | Farbfernsehwiedergabegeraet | |
| DE2261260C2 (de) | Anordnung zur Verringerung von Rauschstörungen in Fernsehbildern, insbesondere Farbfernsehbildern | |
| DE69611113T2 (de) | Vorrichtung zur Videorauschreduktion | |
| DE3807751C2 (es) | ||
| DE3313050A1 (de) | Anordnung zur trennung von leuchtdichte- und farbinformation eines farbfernsehsignals | |
| DE3030883A1 (de) | Verfahren und vorrichtung zur abtrennung von farbart- und leuchtdichteinformation | |
| DE3609887A1 (de) | Schaltungsanordnung zur adaptiven steuerung eines rekursiven filters fuer videosignale | |
| EP0445336B1 (de) | Verfahren und Vorrichtung zur Reduktion des Kantenflackerns eines Fernsehbildes | |
| DE69226585T2 (de) | Klemmschaltung zur Klemmung eines ein Synchronisierungssignal enthaltenden Videosignals | |
| US4498100A (en) | Apparatus for frame-to-frame comb filtering composite TV signal | |
| DE3633044A1 (de) | Anordnung zur verminderung von rauschen in videosignalen | |
| DE3234938C2 (es) | ||
| DE3739812A1 (de) | Anordnung zur verarbeitung von fernsignalen unter anpassung an bildbewegungen | |
| DE69222023T2 (de) | Videobewegungsdetektoren | |
| DE4031785C2 (de) | Verfahren zur Reduktion von Rauschen in Videosignalen | |
| DE3342530C2 (de) | Kammfilter zur Verarbeitung von Fernsehsignalen | |
| DE3932271C2 (es) | ||
| DE69323947T2 (de) | Luminanz-/Chrominanzsignaltrennschaltungen | |
| EP0169273A1 (de) | Röntgendiagnostikeinrichtung | |
| DE3003487A1 (de) | Einrichtung zur verminderung des stoeranteils in einem videosignal | |
| US4498099A (en) | Apparatus for frame-to-frame comb filtering composite TV signal | |
| DE69127954T2 (de) | Erkennungsschaltung für Bewegungssignal | |
| DE3587106T2 (de) | Kammfilter. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8366 | Restricted maintained after opposition proceedings | ||
| 8305 | Restricted maintenance of patent after opposition | ||
| D4 | Patent maintained restricted | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: RCA LICENSING CORP., PRINCETON, N.J., US |
|
| 8339 | Ceased/non-payment of the annual fee |