DE3782477T2 - Verfahren und vorrichtung zum extrahieren von binaeren signalen enthaltend in den vertikalen austastintervallen von videosignalen. - Google Patents
Verfahren und vorrichtung zum extrahieren von binaeren signalen enthaltend in den vertikalen austastintervallen von videosignalen.Info
- Publication number
- DE3782477T2 DE3782477T2 DE8787306659T DE3782477T DE3782477T2 DE 3782477 T2 DE3782477 T2 DE 3782477T2 DE 8787306659 T DE8787306659 T DE 8787306659T DE 3782477 T DE3782477 T DE 3782477T DE 3782477 T2 DE3782477 T2 DE 3782477T2
- Authority
- DE
- Germany
- Prior art keywords
- vertical blanking
- blanking intervals
- video signals
- extracting binary
- binary signals
- 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
-
- 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
- G11B27/3036—Time code signal
- G11B27/3054—Vertical Interval Time code [VITC]
-
- 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
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
- H04N5/9206—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a character code signal
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Television Signal Processing For Recording (AREA)
- Television Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/899,278 US4786985A (en) | 1986-08-21 | 1986-08-21 | Method and apparatus for extracting binary signals included in vertical blanking intervals of video signals |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3782477D1 DE3782477D1 (de) | 1992-12-10 |
DE3782477T2 true DE3782477T2 (de) | 1993-03-18 |
Family
ID=25410720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787306659T Expired - Fee Related DE3782477T2 (de) | 1986-08-21 | 1987-07-28 | Verfahren und vorrichtung zum extrahieren von binaeren signalen enthaltend in den vertikalen austastintervallen von videosignalen. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4786985A (de) |
EP (1) | EP0259962B1 (de) |
JP (1) | JPS6354088A (de) |
KR (1) | KR880003318A (de) |
DE (1) | DE3782477T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3541306C1 (de) * | 1985-11-22 | 1986-08-28 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung fuer einen Videorecorder |
JPS6460079A (en) * | 1987-08-31 | 1989-03-07 | Canon Kk | Information signal recorder |
US5003411A (en) * | 1988-02-26 | 1991-03-26 | Pioneer Electronic Corporation | Method for recording/reproducing and searching digital signals using a helical scan type rotary head |
JPH0317883A (ja) * | 1989-06-15 | 1991-01-25 | Sony Corp | 時間情報発生装置 |
US5343239A (en) * | 1991-11-20 | 1994-08-30 | Zing Systems, L.P. | Transaction based interactive television system |
US5734413A (en) * | 1991-11-20 | 1998-03-31 | Thomson Multimedia S.A. | Transaction based interactive television system |
US5371545A (en) * | 1992-03-11 | 1994-12-06 | Thomson Consumer Electronics, Inc. | Auxiliary video data slicer with adjustable window for detecting the run in clock |
JP3459339B2 (ja) * | 1997-07-03 | 2003-10-20 | 株式会社リコー | Ppm方式を採用する変調回路、復調回路及び変復調回路システム |
US20220085634A1 (en) * | 2020-09-15 | 2022-03-17 | Panasonic Intellectual Property Management Co., Ltd. | Method of controlling secondary battery and battery system |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2903677A (en) * | 1956-01-13 | 1959-09-08 | Hughes Aircraft Co | Timing track recording apparatus |
US3673391A (en) * | 1970-12-16 | 1972-06-27 | Northern Electric Co | Digital frequency multiplying system |
US3831196A (en) * | 1972-08-25 | 1974-08-20 | Ibm | Magnetic tape recording method and apparatus |
US3870963A (en) * | 1973-03-26 | 1975-03-11 | Loveshaw Corp | Variable rate pulse generating system |
US3952253A (en) * | 1974-11-21 | 1976-04-20 | The United States Of America As Represented By The United States Energy Research And Development Administration | Method and means for generating a synchronizing pulse from a repetitive wave of varying frequency |
US4039960A (en) * | 1976-06-29 | 1977-08-02 | International Telephone And Telegraph Corporation | Automatic phasing circuit to transfer digital data from an external interface circuit to an internal interface circuit |
US4217655A (en) * | 1978-08-17 | 1980-08-12 | Owens-Illinois, Inc. | Clock circuit having a swept output frequency |
US4216544A (en) * | 1978-09-19 | 1980-08-05 | Northern Telecom Limited | Digital clock recovery circuit |
US4255793A (en) * | 1979-06-11 | 1981-03-10 | The United States Of America As Represented By The United States Department Of Energy | Apparatus for generating nonlinear pulse patterns |
US4280099A (en) * | 1979-11-09 | 1981-07-21 | Sperry Corporation | Digital timing recovery system |
JPS5733409A (en) * | 1980-08-06 | 1982-02-23 | Sony Corp | Reproducer of coded signal |
DE3029983A1 (de) * | 1980-08-08 | 1982-04-01 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zum speichern digital codierter farbfernsehsignale und schaltungsanordnung zr durchfuehrung des verfahrens |
JPS58128008A (ja) * | 1982-01-23 | 1983-07-30 | Sony Corp | デイジタルデ−タ再生回路 |
US4471391A (en) * | 1982-04-02 | 1984-09-11 | Ampex Corporation | Tape timer for tape recorder/reproducer |
US4462051A (en) * | 1982-04-02 | 1984-07-24 | Ampex Corporation | Demodulator for an asynchronous binary signal |
US4486892A (en) * | 1982-07-21 | 1984-12-04 | Tokyo Shibaura Denki Kabushiki Kaisha | Synchronous signal generator |
US4473853A (en) * | 1982-07-28 | 1984-09-25 | Sony Corporation | Controller for a videotape recorder, and a method therefor |
US4525754A (en) * | 1983-04-06 | 1985-06-25 | Ampex Corporation | System and method for synchronization of rotary head magnetic recording/reproducing devices |
JPS59231713A (ja) * | 1983-06-14 | 1984-12-26 | Sony Corp | 同期回路 |
JPS61128690A (ja) * | 1984-11-28 | 1986-06-16 | Matsushita Electric Ind Co Ltd | 映像記録再生装置 |
US4646167A (en) * | 1985-05-24 | 1987-02-24 | Denecke Henry M | Time code decoder |
-
1986
- 1986-08-21 US US06/899,278 patent/US4786985A/en not_active Expired - Lifetime
-
1987
- 1987-05-31 JP JP62137567A patent/JPS6354088A/ja active Pending
- 1987-07-28 DE DE8787306659T patent/DE3782477T2/de not_active Expired - Fee Related
- 1987-07-28 EP EP87306659A patent/EP0259962B1/de not_active Expired - Lifetime
- 1987-08-20 KR KR870009105A patent/KR880003318A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0259962A2 (de) | 1988-03-16 |
DE3782477D1 (de) | 1992-12-10 |
EP0259962A3 (en) | 1990-06-06 |
US4786985A (en) | 1988-11-22 |
EP0259962B1 (de) | 1992-11-04 |
JPS6354088A (ja) | 1988-03-08 |
KR880003318A (ko) | 1988-05-16 |
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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 |