DE69122338D1 - Synchronsignal-Detektorschaltung und dieselbe enthaltender Synchronsignal-Detektorapparat - Google Patents
Synchronsignal-Detektorschaltung und dieselbe enthaltender Synchronsignal-DetektorapparatInfo
- Publication number
- DE69122338D1 DE69122338D1 DE69122338T DE69122338T DE69122338D1 DE 69122338 D1 DE69122338 D1 DE 69122338D1 DE 69122338 T DE69122338 T DE 69122338T DE 69122338 T DE69122338 T DE 69122338T DE 69122338 D1 DE69122338 D1 DE 69122338D1
- Authority
- DE
- Germany
- Prior art keywords
- signal detector
- synchronous signal
- same
- apparatus containing
- detector 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.)
- Expired - Fee Related
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
- G11B20/10—Digital recording or reproducing
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
- G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/042—Detectors therefor, e.g. correlators, state machines
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B2020/1476—Synchronisation patterns; Coping with defects thereof
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/90—Tape-like record carriers
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20522790A JP3210323B2 (ja) | 1990-08-03 | 1990-08-03 | Resync検出回路 |
JP2254801A JPH04132431A (ja) | 1990-09-25 | 1990-09-25 | Resync検出回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69122338D1 true DE69122338D1 (de) | 1996-10-31 |
DE69122338T2 DE69122338T2 (de) | 1997-02-13 |
Family
ID=26514933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69122338T Expired - Fee Related DE69122338T2 (de) | 1990-08-03 | 1991-07-31 | Synchronsignal-Detektorschaltung und dieselbe enthaltender Synchronsignal-Detektorapparat |
Country Status (3)
Country | Link |
---|---|
US (1) | US5446715A (de) |
EP (1) | EP0473293B1 (de) |
DE (1) | DE69122338T2 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR950002722B1 (ko) * | 1992-09-16 | 1995-03-24 | 주식회사금성사 | 직렬-병렬 데이타 변환장치 |
US6421145B1 (en) * | 1992-09-28 | 2002-07-16 | Canon Kabushiki Kaisha | Image processing apparatus and method using image information and additional information or an additional pattern added thereto or superposed thereon |
DE69419055T2 (de) * | 1993-03-26 | 1999-12-23 | Sony Corp | Vorrichtung zum Erzeugen eines Synchronisierungssignals |
JP2606090B2 (ja) * | 1993-07-14 | 1997-04-30 | 日本電気株式会社 | 光学的情報制御装置 |
JP3371158B2 (ja) * | 1993-07-23 | 2003-01-27 | ソニー株式会社 | 放送受信装置 |
JP2793503B2 (ja) * | 1994-04-26 | 1998-09-03 | 日本電気アイシーマイコンシステム株式会社 | ディスクコントローラ |
KR960015526A (ko) * | 1994-10-19 | 1996-05-22 | 이헌조 | 디지탈 브이씨알(dvcr)의 동기신호검출장치 |
KR0147110B1 (ko) * | 1995-02-23 | 1998-10-15 | 구자홍 | 디브이씨알의 동기신호검출장치 |
KR0148181B1 (ko) * | 1995-03-31 | 1998-10-15 | 김광호 | 디지탈 기록재생시스템의 가변적 동기패턴검출장치 및 방법 |
US5844622A (en) * | 1995-12-12 | 1998-12-01 | Trw Inc. | Digital video horizontal synchronization pulse detector and processor |
JP3441589B2 (ja) * | 1996-02-29 | 2003-09-02 | シャープ株式会社 | 同期検出復調回路 |
KR100206330B1 (ko) * | 1996-08-09 | 1999-07-01 | 윤종용 | 디지털비디오디스크 재생시스템의 동기데이터 복원장치 및 방법 |
US5844920A (en) * | 1996-11-07 | 1998-12-01 | Cirrus Logic, Inc. | Thermal asperity compensation using multiple sync marks for retroactive and split segment data synchronization in a magnetic disk storage system |
US6256110B1 (en) | 1997-06-11 | 2001-07-03 | Canon Kabushiki Kaisha | Image processing apparatus and method and storage medium |
US6538768B2 (en) | 1997-06-18 | 2003-03-25 | Canon Kabushiki Kaisha | Image processing apparatus and method thereof and storing medium |
KR100287141B1 (ko) * | 1997-11-21 | 2001-04-16 | 윤종용 | 비정상동기신호제거방법 |
JPH11273249A (ja) * | 1998-03-20 | 1999-10-08 | Pioneer Electron Corp | 記録タイミング設定方法及び記録タイミング設定装置並びに情報記録方法及び情報記録装置 |
US6536011B1 (en) * | 1998-10-22 | 2003-03-18 | Oak Technology, Inc. | Enabling accurate demodulation of a DVD bit stream using devices including a SYNC window generator controlled by a read channel bit counter |
JP3868662B2 (ja) * | 1999-04-09 | 2007-01-17 | ローム株式会社 | 光ディスク再生装置 |
US6557113B1 (en) * | 1999-10-26 | 2003-04-29 | Iomega Corporation | Synchronization recovery technique for storage media |
US6693867B1 (en) * | 2000-06-15 | 2004-02-17 | Mosel Vitelic Corporation | Method and system for window realignment using pipeline and sync correction to correct data frame boundaries |
JP2005166118A (ja) * | 2003-11-28 | 2005-06-23 | Toshiba Corp | 同期化方法及び同期化装置 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5760514A (en) * | 1980-09-26 | 1982-04-12 | Hitachi Ltd | Synchronizing signal protection circuit |
GB2109593B (en) * | 1981-09-30 | 1985-09-04 | Hitachi Ltd | Playback speed control system |
CA1212729A (en) * | 1981-12-08 | 1986-10-14 | Hiroshi Ogawa | Digital signal detecting and compensating circuit with adjustable window signal |
ATE73252T1 (de) * | 1983-12-16 | 1992-03-15 | Sony Corp | Vorrichtung fuer platten-wiedergabe. |
WO1985005001A1 (en) * | 1984-04-24 | 1985-11-07 | Matsushita Electric Industrial Co., Ltd. | Device for correcting time axis |
DE3464189D1 (en) * | 1984-08-03 | 1987-07-16 | Itt Ind Gmbh Deutsche | Videorecorder with a magnetic tape storage medium |
JPS61281688A (ja) * | 1985-06-06 | 1986-12-12 | Victor Co Of Japan Ltd | 磁気記録再生装置の疑似垂直同期信号生成方法及び疑似垂直同期信号生成回路 |
JPS6260174A (ja) * | 1985-09-10 | 1987-03-16 | Mitsubishi Electric Corp | デ−タ記録方法 |
US4908812A (en) * | 1985-09-13 | 1990-03-13 | Yamaha Corporation | Synchronizing signal reproducing circuit in a disc playback device |
US4974082A (en) * | 1985-09-21 | 1990-11-27 | Robert Bosch Gmbh | Digital pulse generator of phase and frequency periodically controlled precisely by external signals |
EP0220007B1 (de) * | 1985-10-07 | 1993-12-22 | Yamaha Corporation | Synchronisationsschaltung für eine Videoplattenwiedergabevorrichtung |
US4695901A (en) * | 1986-03-04 | 1987-09-22 | Macrovision | Method and apparatus for removing pseudo-sync and/or agc pulses from a video signal |
EP0242093A1 (de) * | 1986-04-11 | 1987-10-21 | Hewlett-Packard Company | Resynchronisation serieller Datenblocks |
JPS62259263A (ja) * | 1986-05-06 | 1987-11-11 | Pioneer Electronic Corp | スピンドルサ−ボ引込み方法及びその装置 |
JPH01144738A (ja) * | 1987-11-30 | 1989-06-07 | Nec Home Electron Ltd | ウインドウ法同期保護回路 |
JPH01264385A (ja) * | 1988-04-15 | 1989-10-20 | Hitachi Ltd | 映像信号記録再生装置 |
US4879731A (en) * | 1988-08-24 | 1989-11-07 | Ampex Corporation | Apparatus and method for sync detection in digital data |
US5062005A (en) * | 1989-02-01 | 1991-10-29 | Matsushita Electric Industrial Co., Ltd. | Videodisc reproducing apparatus |
-
1991
- 1991-07-31 EP EP91307036A patent/EP0473293B1/de not_active Expired - Lifetime
- 1991-07-31 DE DE69122338T patent/DE69122338T2/de not_active Expired - Fee Related
-
1994
- 1994-05-09 US US08/240,215 patent/US5446715A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0473293B1 (de) | 1996-09-25 |
US5446715A (en) | 1995-08-29 |
EP0473293A1 (de) | 1992-03-04 |
DE69122338T2 (de) | 1997-02-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |