CA2345559C - Horizontal synchronization for digital television receiver - Google Patents
Horizontal synchronization for digital television receiver Download PDFInfo
- Publication number
- CA2345559C CA2345559C CA002345559A CA2345559A CA2345559C CA 2345559 C CA2345559 C CA 2345559C CA 002345559 A CA002345559 A CA 002345559A CA 2345559 A CA2345559 A CA 2345559A CA 2345559 C CA2345559 C CA 2345559C
- Authority
- CA
- Canada
- Prior art keywords
- source
- signal
- drive signals
- control signal
- phase
- 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 - Fee Related
Links
- 239000013078 crystal Substances 0.000 claims description 2
- 238000005070 sampling Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/015—High-definition television systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
- H04N5/126—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising whereby the synchronisation signal indirectly commands a frequency generator
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 |
|---|---|---|---|
| US09/562,455 | 2000-05-02 | ||
| US09/562,455 US6573944B1 (en) | 2000-05-02 | 2000-05-02 | Horizontal synchronization for digital television receiver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2345559A1 CA2345559A1 (en) | 2001-11-02 |
| CA2345559C true CA2345559C (en) | 2009-03-24 |
Family
ID=24246355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002345559A Expired - Fee Related CA2345559C (en) | 2000-05-02 | 2001-04-26 | Horizontal synchronization for digital television receiver |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6573944B1 (enExample) |
| EP (1) | EP1152601A3 (enExample) |
| JP (1) | JP2001358969A (enExample) |
| KR (1) | KR100673922B1 (enExample) |
| CN (1) | CN1204737C (enExample) |
| CA (1) | CA2345559C (enExample) |
| MY (1) | MY126094A (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7136109B2 (en) * | 2002-03-22 | 2006-11-14 | Pelco | Self-adjusting pixel clock and method therefor |
| KR100484183B1 (ko) * | 2002-12-04 | 2005-04-20 | 삼성전자주식회사 | 수평 동기 신호 변동을 제어하는 영상 재생 장치 및 그 방법 |
| US7522216B2 (en) * | 2005-09-20 | 2009-04-21 | National Semiconductor Corporation | Video synchronization signal detection circuit |
| TWI546790B (zh) * | 2015-05-27 | 2016-08-21 | 友達光電股份有限公司 | 源極驅動裝置及顯示訊號接收方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4414571A (en) | 1980-10-09 | 1983-11-08 | Matsushita Electric Industrial Co., Ltd. | Television receiver |
| EP0357080B1 (en) * | 1988-09-02 | 1994-05-11 | Sanyo Electric Co., Ltd. | Phase synchronizing circuit in video signal receiver and method of establishing phase synchronization |
| JPH04207883A (ja) | 1990-11-30 | 1992-07-29 | Fujitsu Ltd | クロック同期方式 |
| US5459756A (en) | 1994-06-27 | 1995-10-17 | Motorola, Inc. | Sampling phase detector arrangement |
| JPH08331473A (ja) | 1995-05-29 | 1996-12-13 | Hitachi Ltd | テレビジョン信号の表示装置 |
| US6310922B1 (en) | 1995-12-12 | 2001-10-30 | Thomson Consumer Electronics, Inc. | Method and apparatus for generating variable rate synchronization signals |
| KR0172904B1 (ko) | 1996-06-03 | 1999-03-20 | 구자홍 | 에이치디티브이의 범용클럭발생장치 |
| US5796392A (en) | 1997-02-24 | 1998-08-18 | Paradise Electronics, Inc. | Method and apparatus for clock recovery in a digital display unit |
| US6118486A (en) | 1997-09-26 | 2000-09-12 | Sarnoff Corporation | Synchronized multiple format video processing method and apparatus |
| US6091304A (en) | 1998-09-22 | 2000-07-18 | Lg Information & Communications, Ltd. | Frequency band select phase lock loop device |
-
2000
- 2000-05-02 US US09/562,455 patent/US6573944B1/en not_active Expired - Fee Related
-
2001
- 2001-04-26 CA CA002345559A patent/CA2345559C/en not_active Expired - Fee Related
- 2001-04-27 EP EP01110480A patent/EP1152601A3/en not_active Withdrawn
- 2001-04-30 MY MYPI20012024A patent/MY126094A/en unknown
- 2001-04-30 KR KR1020010023521A patent/KR100673922B1/ko not_active Expired - Fee Related
- 2001-05-01 JP JP2001134413A patent/JP2001358969A/ja not_active Withdrawn
- 2001-05-02 CN CNB011214961A patent/CN1204737C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1152601A3 (en) | 2003-03-26 |
| CN1327342A (zh) | 2001-12-19 |
| CA2345559A1 (en) | 2001-11-02 |
| KR20010100943A (ko) | 2001-11-14 |
| CN1204737C (zh) | 2005-06-01 |
| KR100673922B1 (ko) | 2007-01-25 |
| MY126094A (en) | 2006-09-29 |
| JP2001358969A (ja) | 2001-12-26 |
| EP1152601A2 (en) | 2001-11-07 |
| US6573944B1 (en) | 2003-06-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |