DE2344817A1 - Verfahren und vorrichtung zur verkuerzung der signaluebergangszeit elektronischer signale - Google Patents
Verfahren und vorrichtung zur verkuerzung der signaluebergangszeit elektronischer signaleInfo
- Publication number
- DE2344817A1 DE2344817A1 DE19732344817 DE2344817A DE2344817A1 DE 2344817 A1 DE2344817 A1 DE 2344817A1 DE 19732344817 DE19732344817 DE 19732344817 DE 2344817 A DE2344817 A DE 2344817A DE 2344817 A1 DE2344817 A1 DE 2344817A1
- Authority
- DE
- Germany
- Prior art keywords
- signal
- temporal
- dor
- signals
- chain
- 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.)
- Pending
Links
- 230000007704 transition Effects 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 13
- 230000002123 temporal effect Effects 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000004904 shortening Methods 0.000 claims description 5
- 230000000007 visual effect Effects 0.000 claims description 4
- 238000012935 Averaging Methods 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 claims 1
- 210000000056 organ Anatomy 0.000 claims 1
- 230000011664 signaling Effects 0.000 claims 1
- 230000008859 change Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940096118 ella Drugs 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- PPKKOTLGXBHLAB-XVHSACDVSA-N nocii Chemical compound C([C@@H](C(=O)N[C@@H](CC(C)C)C(=O)N[C@H](C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCSC)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CO)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCC(N)=O)C(O)=O)C(C)C)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H](CCCNC(N)=N)NC(=O)[C@H](CCSC)NC(=O)[C@H](CC=1C=CC=CC=1)NC(=O)[C@H](CCC(O)=O)NC(=O)[C@H](CO)NC(=O)[C@@H](N)CC=1C=CC=CC=1)C1=CC=C(O)C=C1 PPKKOTLGXBHLAB-XVHSACDVSA-N 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
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- 102000030938 small GTPase Human genes 0.000 description 1
- 108060007624 small GTPase Proteins 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- OOLLAFOLCSJHRE-ZHAKMVSLSA-N ulipristal acetate Chemical compound C1=CC(N(C)C)=CC=C1[C@@H]1C2=C3CCC(=O)C=C3CC[C@H]2[C@H](CC[C@]2(OC(C)=O)C(C)=O)[C@]2(C)C1 OOLLAFOLCSJHRE-ZHAKMVSLSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
-
- 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
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 |
|---|---|---|---|
| US28645672A | 1972-09-05 | 1972-09-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2344817A1 true DE2344817A1 (de) | 1974-04-11 |
Family
ID=23098687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732344817 Pending DE2344817A1 (de) | 1972-09-05 | 1973-09-05 | Verfahren und vorrichtung zur verkuerzung der signaluebergangszeit elektronischer signale |
Country Status (7)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0224302A1 (de) * | 1985-11-21 | 1987-06-03 | Philips Patentverwaltung GmbH | Schaltungsanordnung zum Erhöhen der Schärfe von Farbkanten |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1469101A (en) * | 1973-03-23 | 1977-03-30 | Dolby Laboratories Inc | Noise reduction systems |
| US4044381A (en) * | 1974-06-03 | 1977-08-23 | Hitachi, Ltd. | Automatic waveform equalizing system for television receiver |
| US3984865A (en) * | 1975-03-26 | 1976-10-05 | Rca Corporation | Transient suppression in television video systems |
| US3983576A (en) * | 1975-05-23 | 1976-09-28 | Rca Corporation | Apparatus for accentuating amplitude transistions |
| US4183051A (en) * | 1977-07-01 | 1980-01-08 | Quadricolor Technology L.P. | Color television receiving system utilizing multimode inferred highs correction to reduce color infidelities |
| US4181917A (en) * | 1977-07-01 | 1980-01-01 | Quadricolor Technology L.P. | Color television receiving system utilizing inferred high frequency signal components to reduce color infidelities in regions of color transitions |
| US4245239A (en) * | 1977-07-01 | 1981-01-13 | Quadricolor Technology L.P. | Color television receiving system utilizing inferred high frequency signal components to reduce color infidelities in regions of high color saturation |
| US4167020A (en) * | 1977-12-12 | 1979-09-04 | Rca Corporation | Suppression of luminance signal contamination of chrominance signals in a video signal processing system |
| US4167021A (en) * | 1977-12-12 | 1979-09-04 | Rca Corporation | Suppression of chrominance signal contamination of the luminance signal in a video signal processing system |
| JPS6031302B2 (ja) * | 1977-12-19 | 1985-07-22 | ソニー株式会社 | 色信号の周波数特性改善回路 |
| US4296433A (en) * | 1980-05-19 | 1981-10-20 | Matsushita Electric Corporation Of America | Color television receiving system with forced chroma transients |
| US4355326A (en) * | 1981-02-11 | 1982-10-19 | Zenith Radio Corporation | Bandwidth enhancement network for color television signals |
| US4472733A (en) * | 1982-09-01 | 1984-09-18 | Rca Corporation | Color channel signal-to-noise improvement in digital television |
| US4553042A (en) * | 1983-07-27 | 1985-11-12 | Rca Corporation | Signal transition enhancement circuit |
| CA1219338A (en) * | 1983-07-27 | 1987-03-17 | Rca Corporation | Signal processing circuit |
| US4587448A (en) * | 1983-07-27 | 1986-05-06 | Rca Corporation | Signal transition detection circuit |
| US4593310A (en) * | 1983-09-22 | 1986-06-03 | High Resolution Television, Inc | Video chroma controller gating chrominance signals by the luminance signal |
| US4553157A (en) * | 1983-12-05 | 1985-11-12 | Rca Corporation | Apparatus for correcting errors in color signal transitions |
| US4716453A (en) * | 1985-06-20 | 1987-12-29 | At&T Bell Laboratories | Digital video transmission system |
| GB8700565D0 (en) * | 1987-01-12 | 1987-02-18 | Crosfield Electronics Ltd | Video image enhancement |
| US4777385A (en) * | 1987-02-09 | 1988-10-11 | Rca Licensing Corporation | Signal transient improvement circuit |
| US4797586A (en) * | 1987-11-25 | 1989-01-10 | Tektronix, Inc. | Controllable delay circuit |
| US5012329A (en) * | 1989-02-21 | 1991-04-30 | Dubner Computer Systems, Inc. | Method of encoded video decoding |
| US5130786A (en) * | 1989-09-12 | 1992-07-14 | Image Data Corporation | Color image compression processing with compensation |
| JP3028553B2 (ja) * | 1990-04-09 | 2000-04-04 | ソニー株式会社 | 画像処理装置及び画像処理方法 |
| US5191416A (en) * | 1991-01-04 | 1993-03-02 | The Post Group Inc. | Video signal processing system |
| US5304854A (en) * | 1992-02-03 | 1994-04-19 | Rca Thomson Licensing Corporation | Signal transient improvement circuit |
| US5237414A (en) * | 1992-03-02 | 1993-08-17 | Faroudja Y C | Video enhancer with separate processing of high and low level transitions |
| GB2312350B (en) * | 1996-04-17 | 2000-08-30 | Quantel Ltd | A signal processing system |
| US7289163B2 (en) * | 2003-04-28 | 2007-10-30 | Samsung Electronics Co., Ltd. | Method and apparatus for adjusting color edge center in color transient improvement |
| ITVI20110052A1 (it) * | 2011-03-15 | 2012-09-16 | St Microelectronics Srl | Riduzione del rumore cromatico di immagini nel dominio bayer |
| ITVI20110243A1 (it) | 2011-09-09 | 2013-03-10 | Stmicroelectronics Grenoble 2 | Riduzione di rumore croma di una immagine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2759044A (en) * | 1950-11-24 | 1956-08-14 | Bell Telephone Labor Inc | Beam aperature correction in horizontal and vertical direction |
| US2923891A (en) * | 1956-06-11 | 1960-02-02 | Decade | |
| US3209263A (en) * | 1962-04-02 | 1965-09-28 | Philco Corp | Bandwidth changing means for electrical signals |
| US3268836A (en) * | 1962-08-27 | 1966-08-23 | Linke Josef Maria | Transversal filter for correcting or synthesizing echoes accompanying unidirectionalprincipal pulse, including automatic means preventing unidirectional bias of output transformer core |
| US3292110A (en) * | 1964-09-16 | 1966-12-13 | Bell Telephone Labor Inc | Transversal equalizer for digital transmission systems wherein polarity of time-spaced portions of output signal controls corresponding multiplier setting |
| US3614303A (en) * | 1968-11-25 | 1971-10-19 | Fernseh Gmbh | Arrangement for correcting timing errors in color television signals |
-
1972
- 1972-09-05 US US00286456A patent/US3778543A/en not_active Expired - Lifetime
-
1973
- 1973-08-22 CA CA179,365A patent/CA981786A/en not_active Expired
- 1973-08-23 FR FR7330561A patent/FR2200691B1/fr not_active Expired
- 1973-09-04 NL NL7312191A patent/NL7312191A/xx not_active Application Discontinuation
- 1973-09-05 JP JP48100113A patent/JPS50111927A/ja active Pending
- 1973-09-05 DE DE19732344817 patent/DE2344817A1/de active Pending
- 1973-09-05 GB GB4182473A patent/GB1419873A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0224302A1 (de) * | 1985-11-21 | 1987-06-03 | Philips Patentverwaltung GmbH | Schaltungsanordnung zum Erhöhen der Schärfe von Farbkanten |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2200691A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-04-19 |
| US3778543A (en) | 1973-12-11 |
| GB1419873A (en) | 1975-12-31 |
| JPS50111927A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-09-03 |
| FR2200691B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-11-19 |
| NL7312191A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-03-07 |
| CA981786A (en) | 1976-01-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |