KR900008245Y1 - 화면 안정화회로 - Google Patents
화면 안정화회로 Download PDFInfo
- Publication number
- KR900008245Y1 KR900008245Y1 KR2019860004997U KR860004997U KR900008245Y1 KR 900008245 Y1 KR900008245 Y1 KR 900008245Y1 KR 2019860004997 U KR2019860004997 U KR 2019860004997U KR 860004997 U KR860004997 U KR 860004997U KR 900008245 Y1 KR900008245 Y1 KR 900008245Y1
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- transistor
- base
- head switching
- screen
- 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
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
- H04N5/932—Regeneration of analogue synchronisation signals
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
Description
Claims (1)
- 브이티알의 변속재생시에 헤드스위칭신호에 동기를 맞춰 강제동기신호발생부(1)에서 강제동기신호를 발생시켜 영상신호중에 인가하는 회로에 있어서, 상기 헤드스위칭신호가 저항(R7)을 통하여 콘덴서(C1) 및 트랜지스터(TR1)의 베이스에 인가되게 접속하고, 상기 헤드스위칭신호와 상기 트랜지스터(TR1)의 콜렉터 출력신호가 다이오드(D1), (D2)를 각각 통하여 트랜지스터(TR2)의 베이스측에 인가되게 접속하며, 이 트랜지스터(TR2)의 에미터 출력신호는 접지저항(R3) 및 다이오드(D3)를 통하여 콘덴서(C2) 및 트랜지스터(TR3)의 베이스에 인가되게 접속하고, 그 트랜지스터(TR3)의 콜렉터 출력신호는 가변저항(VR2)을 통하여 콘덴서(C3) 및 트랜지스터(TR4)의 베이스에 인가되게 접속한 후 그의 콜렉터 출력신호가 접지저항(R6) 및 다이오드(D4)를 통하여 상기 영상신호중에 보상신호로 인가되게 구성함을 특징으로 하는 화면 안정화회로.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019860004997U KR900008245Y1 (ko) | 1986-04-15 | 1986-04-15 | 화면 안정화회로 |
| JP1987055476U JPH0625101Y2 (ja) | 1986-04-15 | 1987-04-14 | ビデオ画面安定化回路 |
| US07/038,615 US4849830A (en) | 1986-04-15 | 1987-04-15 | Picture stabilizing circuit for generating a forced synchronizing signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019860004997U KR900008245Y1 (ko) | 1986-04-15 | 1986-04-15 | 화면 안정화회로 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR870017509U KR870017509U (ko) | 1987-11-30 |
| KR900008245Y1 true KR900008245Y1 (ko) | 1990-09-10 |
Family
ID=19250657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019860004997U Expired KR900008245Y1 (ko) | 1986-04-15 | 1986-04-15 | 화면 안정화회로 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4849830A (ko) |
| JP (1) | JPH0625101Y2 (ko) |
| KR (1) | KR900008245Y1 (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5357382A (en) * | 1991-06-21 | 1994-10-18 | Goldstar Co., Ltd. | Apparatus and method for automatically controlling adjustment of head switching point by using vertical synchronization signal in VCR |
| KR0183704B1 (ko) * | 1994-12-19 | 1999-04-15 | 김광호 | 디지탈 기록/재생시스템에 있어서 데이타 검출방법 및 장치 |
| CN100349461C (zh) * | 2004-07-22 | 2007-11-14 | 乐金电子(惠州)有限公司 | 车载信息服务系统装置中的tv osd控制装置 |
| CN105096893B (zh) * | 2015-09-09 | 2017-08-04 | 深圳市华星光电技术有限公司 | 驱动电路以及液晶显示装置 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3322892A (en) * | 1962-12-27 | 1967-05-30 | Matsushita Electric Industrial Co Ltd | Television signal recording and reproducing with sync signal regeneration |
| US3517127A (en) * | 1966-03-21 | 1970-06-23 | Fowler Allan R | Sync generator and recording system including same |
| NL6811420A (ko) * | 1968-08-09 | 1970-02-11 | ||
| JPS6033026B2 (ja) * | 1978-01-23 | 1985-07-31 | 日本ビクター株式会社 | 映像信号再生装置 |
| US4203138A (en) * | 1978-07-14 | 1980-05-13 | Elenbaas William J | Video signal recording system with delayed vertical sync |
| JPS57170680A (en) * | 1981-04-13 | 1982-10-20 | Matsushita Electric Ind Co Ltd | Magnetic recorder and reproducer |
| DE3142272A1 (de) * | 1981-10-24 | 1983-05-05 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zur erzeugung der vertikal-synchronisierinformation in einem video-magnetbandgeraet |
| US4733312A (en) * | 1984-04-24 | 1988-03-22 | Matsushita Electric Industrial Co., Ltd. | Time-base corrector |
| JPH0746859B2 (ja) * | 1985-02-20 | 1995-05-17 | 株式会社日立製作所 | 磁気記録再生装置の静止画再生装置 |
-
1986
- 1986-04-15 KR KR2019860004997U patent/KR900008245Y1/ko not_active Expired
-
1987
- 1987-04-14 JP JP1987055476U patent/JPH0625101Y2/ja not_active Expired - Lifetime
- 1987-04-15 US US07/038,615 patent/US4849830A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62173883U (ko) | 1987-11-05 |
| KR870017509U (ko) | 1987-11-30 |
| US4849830A (en) | 1989-07-18 |
| JPH0625101Y2 (ja) | 1994-06-29 |
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