KR100212551B1 - 개선된 동기 클럭 발생장치 - Google Patents
개선된 동기 클럭 발생장치 Download PDFInfo
- Publication number
- KR100212551B1 KR100212551B1 KR1019960066433A KR19960066433A KR100212551B1 KR 100212551 B1 KR100212551 B1 KR 100212551B1 KR 1019960066433 A KR1019960066433 A KR 1019960066433A KR 19960066433 A KR19960066433 A KR 19960066433A KR 100212551 B1 KR100212551 B1 KR 100212551B1
- Authority
- KR
- South Korea
- Prior art keywords
- delay
- clock
- signal
- block
- register
- 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
- 230000001360 synchronised effect Effects 0.000 claims abstract description 29
- 230000003111 delayed effect Effects 0.000 claims abstract description 5
- 239000002131 composite material Substances 0.000 claims description 5
- 230000001934 delay Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 102100029469 WD repeat and HMG-box DNA-binding protein 1 Human genes 0.000 description 2
- 101710097421 WD repeat and HMG-box DNA-binding protein 1 Proteins 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/06—Generation of synchronising signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
- H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
- H03K19/1733—Controllable logic circuits
- H03K19/1737—Controllable logic circuits using multiplexers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/20—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Pulse Circuits (AREA)
Abstract
Description
Claims (1)
- 복합 비디오 신호에 포함된 동기신호와 외부로 부터의 클럭신호에 의거하여 동기 클럭을 발생하는 장치에 있어서,복수개의 다단 지연소자로 구성되어, 상기 외부로 부터의 클럭신호를 다단 지연시켜, 복수의 지연 클럭을 발생하는 지연 블록;복수의 플립플롭으로 구성된 레지스터로 구성되며, 상기 입력 동기신호를 클럭신호로 하여 상기 지연 블록으로부터 제공되는 복수의 지연 클럭을 각각 래치하는 레지스터 블록;논리 게이트 로직으로 구성되어, 상기 레지스터 블록내의 각 레지스터에서 제공되는 N 비트 지연 클럭의 위상정보를 해독하며, 이 해독결과에 상응하여 클럭선택을 위한 선택 제어신호를 발생하는 디코더;상기 디코더로부터 제공되는 선택 제어신호에 응답하여, 상기 지연 블록에서 제공되는 N 비트의 입력중 1 비트를 선택하여 동기된 클럭신호를 발생하는 멀티플렉서; 및상기 발생된 동기 클럭신호와의 지연조정을 위해 상기 입력 동기신호를 소정시간 동안 지연시키는 지연기로 이루어진 개선된 동기 클럭 발생장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960066433A KR100212551B1 (ko) | 1996-12-16 | 1996-12-16 | 개선된 동기 클럭 발생장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960066433A KR100212551B1 (ko) | 1996-12-16 | 1996-12-16 | 개선된 동기 클럭 발생장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980047907A KR19980047907A (ko) | 1998-09-15 |
KR100212551B1 true KR100212551B1 (ko) | 1999-08-02 |
Family
ID=19488238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960066433A Expired - Fee Related KR100212551B1 (ko) | 1996-12-16 | 1996-12-16 | 개선된 동기 클럭 발생장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100212551B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3087734B2 (ja) * | 1998-10-09 | 2000-09-11 | 日本電気株式会社 | クロック信号生成回路 |
KR100580177B1 (ko) | 2003-09-22 | 2006-05-15 | 삼성전자주식회사 | 디지털 방송 수신 시스템에서 디스플레이 동기 신호 생성 장치 및 디코더와 그 방법 |
GB2542149B (en) * | 2015-09-09 | 2019-11-27 | Imagination Tech Ltd | Synchronising devices |
-
1996
- 1996-12-16 KR KR1019960066433A patent/KR100212551B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR19980047907A (ko) | 1998-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19961216 |
|
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19961216 Comment text: Request for Examination of Application |
|
PG1501 | Laying open of application | ||
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19990324 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19990511 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 19990512 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20030210 |