HK1002617A1 - A sync separator - Google Patents
A sync separatorInfo
- Publication number
- HK1002617A1 HK1002617A1 HK98101593A HK98101593A HK1002617A1 HK 1002617 A1 HK1002617 A1 HK 1002617A1 HK 98101593 A HK98101593 A HK 98101593A HK 98101593 A HK98101593 A HK 98101593A HK 1002617 A1 HK1002617 A1 HK 1002617A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- sync
- video signal
- signal
- sync separator
- slice level
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/08—Separation of synchronising signals from picture signals
Landscapes
- Multimedia (AREA)
- Signal Processing (AREA)
- Engineering & Computer Science (AREA)
- Television Signal Processing For Recording (AREA)
- Synchronizing For Television (AREA)
- Fats And Perfumes (AREA)
- Paper (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Dry Shavers And Clippers (AREA)
- Road Signs Or Road Markings (AREA)
- Stereo-Broadcasting Methods (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Mobile Radio Communication Systems (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Electrophonic Musical Instruments (AREA)
- Communication Control (AREA)
- Time-Division Multiplex Systems (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/857,331 US4698679A (en) | 1986-04-30 | 1986-04-30 | Sync separator |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1002617A1 true HK1002617A1 (en) | 1998-09-04 |
Family
ID=25325759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98101593A HK1002617A1 (en) | 1986-04-30 | 1998-02-28 | A sync separator |
Country Status (13)
Country | Link |
---|---|
US (1) | US4698679A (xx) |
EP (1) | EP0244239B1 (xx) |
JP (1) | JP2514967B2 (xx) |
KR (1) | KR950006233B1 (xx) |
AT (1) | ATE86422T1 (xx) |
AU (1) | AU597649B2 (xx) |
CA (1) | CA1267972A (xx) |
DD (1) | DD256408A5 (xx) |
DE (1) | DE3784369T2 (xx) |
ES (1) | ES2038174T3 (xx) |
FI (1) | FI83719C (xx) |
HK (1) | HK1002617A1 (xx) |
PT (1) | PT84813B (xx) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3931860A1 (de) * | 1989-09-23 | 1991-04-04 | Philips Patentverwaltung | Synchronsignal-detektor |
DE3931861A1 (de) * | 1989-09-23 | 1991-04-04 | Philips Patentverwaltung | Digitale schaltungsanordnung zur detektion von synchronisations-impulsen |
JP2546590B2 (ja) * | 1992-12-07 | 1996-10-23 | 三星電子株式会社 | 同期信号抽出回路 |
US5528303A (en) * | 1993-11-01 | 1996-06-18 | Elantec, Inc. | Synchronizing signal active filter and method |
US5481299A (en) * | 1994-05-16 | 1996-01-02 | Coffey; Lawrence G. | Power saving device for video screen |
US6836549B1 (en) * | 1998-09-02 | 2004-12-28 | Macrovision Corporation | Method and apparatus for synthesizing and reducing the effects of video copy protection signals |
US6271889B1 (en) * | 1999-03-04 | 2001-08-07 | Analog Devices, Inc. | Synchronization pulse detection circuit |
US7508453B2 (en) * | 2002-04-25 | 2009-03-24 | Thomson Licensing | Synchronization signal processor |
WO2003107658A1 (en) * | 2002-06-17 | 2003-12-24 | Koninklijke Philips Electronics N.V. | Method for providing a digital time signal and video device |
US11463653B2 (en) * | 2020-09-16 | 2022-10-04 | Realtek Semiconductor Corp. | Video transmission system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7000743A (xx) * | 1970-01-19 | 1971-07-21 | ||
US4185299A (en) * | 1978-08-18 | 1980-01-22 | Rca Corporation | Synchronization signal separator circuit |
AU540726B2 (en) * | 1980-09-09 | 1984-11-29 | Sanyo Electric Co., Ltd. | Synchronizing separator circuit |
NL8104533A (nl) * | 1981-10-06 | 1983-05-02 | Philips Nv | Synchroniseerschakeling voor het afleiden en verwerken van een, in een inkomend videosignaal aanwezig synchroniseersignaal. |
JPS58186270A (ja) * | 1982-04-23 | 1983-10-31 | Victor Co Of Japan Ltd | 同期分離回路 |
JPS5923971A (ja) * | 1982-07-30 | 1984-02-07 | Toshiba Corp | デジタルテレビジヨン受像機 |
US4621289A (en) * | 1984-03-21 | 1986-11-04 | Zenith Electronics Corporation | Digital sync separator and differentiator |
NL8401955A (nl) * | 1984-06-20 | 1986-01-16 | Philips Nv | Schakeling voor het afleiden van een in een inkomend videosignaal aanwezig synchroniseersignaal. |
-
1986
- 1986-04-30 US US06/857,331 patent/US4698679A/en not_active Expired - Lifetime
-
1987
- 1987-04-23 AU AU71908/87A patent/AU597649B2/en not_active Ceased
- 1987-04-23 FI FI871785A patent/FI83719C/fi not_active IP Right Cessation
- 1987-04-29 AT AT87303840T patent/ATE86422T1/de not_active IP Right Cessation
- 1987-04-29 DE DE87303840T patent/DE3784369T2/de not_active Expired - Fee Related
- 1987-04-29 CA CA000535881A patent/CA1267972A/en not_active Expired - Fee Related
- 1987-04-29 EP EP87303840A patent/EP0244239B1/en not_active Expired - Lifetime
- 1987-04-29 ES ES198787303840T patent/ES2038174T3/es not_active Expired - Lifetime
- 1987-04-29 KR KR1019870004136A patent/KR950006233B1/ko not_active IP Right Cessation
- 1987-04-30 DD DD87302292A patent/DD256408A5/de not_active IP Right Cessation
- 1987-04-30 PT PT84813A patent/PT84813B/pt not_active IP Right Cessation
- 1987-04-30 JP JP62108754A patent/JP2514967B2/ja not_active Expired - Lifetime
-
1998
- 1998-02-28 HK HK98101593A patent/HK1002617A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2514967B2 (ja) | 1996-07-10 |
ES2038174T3 (es) | 1993-07-16 |
PT84813A (en) | 1987-05-01 |
PT84813B (pt) | 1989-12-29 |
DE3784369T2 (de) | 1994-01-05 |
FI871785A (fi) | 1987-10-31 |
JPS62262581A (ja) | 1987-11-14 |
ATE86422T1 (de) | 1993-03-15 |
FI83719C (fi) | 1991-08-12 |
CA1267972A (en) | 1990-04-17 |
DE3784369D1 (de) | 1993-04-08 |
FI83719B (fi) | 1991-04-30 |
EP0244239A2 (en) | 1987-11-04 |
FI871785A0 (fi) | 1987-04-23 |
EP0244239A3 (en) | 1989-01-25 |
AU597649B2 (en) | 1990-06-07 |
DD256408A5 (de) | 1988-05-04 |
KR870010735A (ko) | 1987-11-30 |
EP0244239B1 (en) | 1993-03-03 |
US4698679A (en) | 1987-10-06 |
KR950006233B1 (ko) | 1995-06-12 |
AU7190887A (en) | 1987-11-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |