JPS6113772A - 同期信号抽出回路 - Google Patents
同期信号抽出回路Info
- Publication number
- JPS6113772A JPS6113772A JP60132118A JP13211885A JPS6113772A JP S6113772 A JPS6113772 A JP S6113772A JP 60132118 A JP60132118 A JP 60132118A JP 13211885 A JP13211885 A JP 13211885A JP S6113772 A JPS6113772 A JP S6113772A
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- circuit
- synchronization
- signal extraction
- extraction circuit
- 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.)
- Granted
Links
- 238000000605 extraction Methods 0.000 claims description 31
- 230000001360 synchronised effect Effects 0.000 claims description 26
- 239000003990 capacitor Substances 0.000 claims description 17
- 230000003111 delayed effect Effects 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 5
- 230000001934 delay Effects 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 208000019300 CLIPPERS Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 208000021930 chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Classifications
-
- 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
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Synchronizing For Television (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8401955 | 1984-06-20 | ||
| NL8401955A NL8401955A (nl) | 1984-06-20 | 1984-06-20 | Schakeling voor het afleiden van een in een inkomend videosignaal aanwezig synchroniseersignaal. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6113772A true JPS6113772A (ja) | 1986-01-22 |
| JPH0417590B2 JPH0417590B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-03-26 |
Family
ID=19844107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60132118A Granted JPS6113772A (ja) | 1984-06-20 | 1985-06-19 | 同期信号抽出回路 |
Country Status (7)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63114237U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-01-19 | 1988-07-22 | ||
| JPS63129530U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-02-13 | 1988-08-24 | ||
| JPS63186338U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-05-21 | 1988-11-30 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697211A (en) * | 1986-04-30 | 1987-09-29 | Rca Corporation | Sync separator with periodic updating |
| US4698679A (en) * | 1986-04-30 | 1987-10-06 | Rca Corporation | Sync separator |
| DE3931860A1 (de) * | 1989-09-23 | 1991-04-04 | Philips Patentverwaltung | Synchronsignal-detektor |
| DE69216578D1 (de) * | 1992-02-11 | 1997-02-20 | Ibm | Vorrichtung für Signalverarbeitung |
| US5274451A (en) * | 1992-03-02 | 1993-12-28 | Thomson Consumer Electronics, Inc. | Sync separator |
| US5627597A (en) * | 1994-09-12 | 1997-05-06 | Philips Electronics North America Corporation | Device and method for interlacing a video signal having an integral number of scan lines in each field |
| US6573943B1 (en) * | 1999-09-17 | 2003-06-03 | Elantec Semiconductor, Inc. | Alternative video sync detector |
| US7423694B2 (en) * | 2005-06-15 | 2008-09-09 | Intersil Americas Inc. | Self-calibrating timing circuits for use in a sync separator |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5887974A (ja) * | 1981-11-19 | 1983-05-25 | Taiko Denki Seisakusho:Kk | 映像信号抽出方式 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1027019A (en) * | 1966-06-08 | 1966-04-20 | Thorn Electronics Ltd | Improvements in television synchronising pulse separators |
| NL7000743A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1970-01-19 | 1971-07-21 | ||
| US3819859A (en) * | 1972-12-26 | 1974-06-25 | Bell Telephone Labor Inc | Horizontal sync detector and video clamp circuit |
| DE2625775A1 (de) * | 1976-06-09 | 1977-12-15 | Ted Bildplatten | Synchronimpuls-abtrennschaltung fuer ein bas-fernsehsignal, insbesondere fuer einen videorecorder |
| NL7902093A (nl) * | 1979-03-16 | 1980-09-18 | Koninkl Philips Electronics Nv | Zelfinstellend filter met een vertragingsschakeling. |
| GB2048605B (en) * | 1979-05-04 | 1983-03-30 | Philips Electronic Associated | Television receiver synchronizing arrangement |
| NL8104533A (nl) * | 1981-10-06 | 1983-05-02 | Philips Nv | Synchroniseerschakeling voor het afleiden en verwerken van een, in een inkomend videosignaal aanwezig synchroniseersignaal. |
-
1984
- 1984-06-20 NL NL8401955A patent/NL8401955A/nl not_active Application Discontinuation
-
1985
- 1985-06-18 AU AU43763/85A patent/AU578293B2/en not_active Ceased
- 1985-06-18 EP EP85200961A patent/EP0168089B1/en not_active Expired
- 1985-06-18 DE DE8585200961T patent/DE3577256D1/de not_active Expired - Lifetime
- 1985-06-19 JP JP60132118A patent/JPS6113772A/ja active Granted
-
1987
- 1987-08-03 US US07/081,386 patent/US4821098A/en not_active Expired - Fee Related
-
1991
- 1991-11-07 HK HK890/91A patent/HK89091A/xx unknown
- 1991-11-07 HK HK877/91A patent/HK87791A/xx unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5887974A (ja) * | 1981-11-19 | 1983-05-25 | Taiko Denki Seisakusho:Kk | 映像信号抽出方式 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63114237U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-01-19 | 1988-07-22 | ||
| JPS63129530U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-02-13 | 1988-08-24 | ||
| JPS63186338U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-05-21 | 1988-11-30 |
Also Published As
| Publication number | Publication date |
|---|---|
| HK87791A (en) | 1991-11-15 |
| AU4376385A (en) | 1986-01-02 |
| US4821098A (en) | 1989-04-11 |
| EP0168089B1 (en) | 1990-04-18 |
| DE3577256D1 (de) | 1990-05-23 |
| EP0168089A1 (en) | 1986-01-15 |
| AU578293B2 (en) | 1988-10-20 |
| JPH0417590B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-03-26 |
| HK89091A (en) | 1991-11-15 |
| NL8401955A (nl) | 1986-01-16 |
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