DE2917449C2 - - Google Patents
Info
- Publication number
- DE2917449C2 DE2917449C2 DE2917449A DE2917449A DE2917449C2 DE 2917449 C2 DE2917449 C2 DE 2917449C2 DE 2917449 A DE2917449 A DE 2917449A DE 2917449 A DE2917449 A DE 2917449A DE 2917449 C2 DE2917449 C2 DE 2917449C2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- der
- memory
- circuit
- line interval
- 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
- 230000015654 memory Effects 0.000 claims description 444
- 230000001360 synchronised effect Effects 0.000 claims description 63
- 239000000725 suspension Substances 0.000 claims description 55
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- 230000004048 modification Effects 0.000 claims description 7
- 238000012986 modification Methods 0.000 claims description 7
- 230000006870 function Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 238000006467 substitution reaction Methods 0.000 claims description 5
- 238000012937 correction Methods 0.000 description 45
- 238000012545 processing Methods 0.000 description 32
- 239000003990 capacitor Substances 0.000 description 27
- 238000000926 separation method Methods 0.000 description 27
- 238000010586 diagram Methods 0.000 description 20
- 230000001960 triggered effect Effects 0.000 description 19
- 230000003111 delayed effect Effects 0.000 description 14
- 240000003517 Elaeocarpus dentatus Species 0.000 description 12
- 230000008859 change Effects 0.000 description 12
- 238000005070 sampling Methods 0.000 description 9
- 210000002023 somite Anatomy 0.000 description 8
- 230000010363 phase shift Effects 0.000 description 7
- 238000007493 shaping process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 241000158147 Sator Species 0.000 description 5
- 238000009795 derivation Methods 0.000 description 5
- 230000002123 temporal effect Effects 0.000 description 5
- 230000010354 integration Effects 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000001186 cumulative effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 238000012217 deletion Methods 0.000 description 2
- 230000037430 deletion Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012886 linear function Methods 0.000 description 2
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005021 gait Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 230000008521 reorganization Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/87—Regeneration of colour television signals
- H04N9/88—Signal drop-out compensation
- H04N9/882—Signal drop-out compensation the signal being a composite colour television signal
- H04N9/885—Signal drop-out compensation the signal being a composite colour television signal using a digital intermediate memory
-
- 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
- H04N5/94—Signal drop-out compensation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/87—Regeneration of colour television signals
- H04N9/89—Time-base error compensation
- H04N9/896—Time-base error compensation using a digital memory with independent write-in and read-out clock generators
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5182178A JPS54143017A (en) | 1978-04-28 | 1978-04-28 | Time base error correction unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2917449A1 DE2917449A1 (de) | 1979-11-08 |
| DE2917449C2 true DE2917449C2 (enEXAMPLES) | 1989-04-20 |
Family
ID=12897550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2917449A Granted DE2917449A1 (de) | 1978-04-28 | 1979-04-30 | Schaltungsanordnung zur korrektur von zeitbasisfehlern in einem bildsignal |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4287529A (enEXAMPLES) |
| JP (1) | JPS54143017A (enEXAMPLES) |
| AT (1) | AT382280B (enEXAMPLES) |
| AU (1) | AU525763B2 (enEXAMPLES) |
| CA (1) | CA1132706A (enEXAMPLES) |
| DE (1) | DE2917449A1 (enEXAMPLES) |
| FR (1) | FR2424682B1 (enEXAMPLES) |
| GB (1) | GB2020140B (enEXAMPLES) |
| IT (1) | IT1112758B (enEXAMPLES) |
| NL (1) | NL7903409A (enEXAMPLES) |
Families Citing this family (51)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4389678A (en) * | 1979-10-05 | 1983-06-21 | Nippon Electric Co., Ltd. | Digital time-base corrector for special motion reproduction by helical-scan VTR |
| US4315331A (en) * | 1980-02-01 | 1982-02-09 | Ampex Corporation | Apparatus for providing drop-out compensation in recording and reproducing systems |
| GB2073534B (en) * | 1980-04-02 | 1984-04-04 | Sony Corp | Error concealment in digital television signals |
| JPS5750307A (en) * | 1980-09-05 | 1982-03-24 | Sony Corp | Time base correcting device |
| JPS5758210A (en) * | 1980-09-26 | 1982-04-07 | Hitachi Ltd | Error correction range controlling circuit |
| US4380069A (en) * | 1980-12-18 | 1983-04-12 | Reitmeier Glenn A | Digital error detection using bracketing |
| DE3280288D1 (de) * | 1981-07-14 | 1991-02-14 | Dainippon Printing Co Ltd | Video-aufzeichnungsgeraet. |
| US4519001A (en) * | 1981-10-27 | 1985-05-21 | Ampex Corporation | Apparatus for providing dropout compensation and error concealment in a PAL format video information signal |
| JPS594279A (ja) * | 1982-06-29 | 1984-01-11 | Sony Corp | 磁気記録再生装置 |
| US4591925A (en) * | 1983-04-06 | 1986-05-27 | Ampex Corporation | Encoded dropout compensator system |
| JP2544323B2 (ja) * | 1984-05-26 | 1996-10-16 | ソニー株式会社 | 再生映像信号補正回路 |
| JPS6133575U (ja) * | 1984-07-28 | 1986-02-28 | ソニー株式会社 | クロツク形成回路 |
| GB2164519A (en) * | 1984-09-14 | 1986-03-19 | Philips Electronic Associated | Processing video signals |
| US4688081A (en) * | 1985-01-25 | 1987-08-18 | Hitachi, Ltd. | Apparatus for correcting time base error of video signal |
| FR2578674B1 (fr) * | 1985-03-07 | 1990-03-23 | Telecommunications Sa | Procede d'enregistrement et de lecture d'un signal video a l'aide d'un magnetoscope et equipement pour la mise en oeuvre de ce procede |
| US5233420A (en) * | 1985-04-10 | 1993-08-03 | The United States Of America As Represented By The Secretary Of The Navy | Solid state time base corrector (TBC) |
| JPH0636614B2 (ja) * | 1985-05-21 | 1994-05-11 | ソニー株式会社 | 時間軸誤差補正装置 |
| US4799189A (en) * | 1985-07-26 | 1989-01-17 | Motorola, Inc. | Resynthesized digital radio frequency memory |
| US4864422A (en) * | 1985-09-21 | 1989-09-05 | Robert Bosch Gmbh | Processor for video signals obtained from an information carrier such as a magnetic tape |
| DE3533698A1 (de) * | 1985-09-21 | 1987-03-26 | Bosch Gmbh Robert | Verfahren zur verkopplung eines taktsignals mit einem videosignal |
| US5124806A (en) * | 1985-09-21 | 1992-06-23 | Robert Bosch Gmbh | Digital pulse generator phase-locked to color television video signals and means and method for thereby compensating for tape velocity timing errors |
| US4769720A (en) * | 1985-09-21 | 1988-09-06 | Robert Bosch Gmbh | Processor for video signals obtained from an information carrier such as a magnetic tape |
| JP2537181B2 (ja) * | 1985-10-08 | 1996-09-25 | キヤノン株式会社 | 映像信号補正装置 |
| JPS62147881A (ja) * | 1985-12-21 | 1987-07-01 | Fuji Photo Film Co Ltd | 静止画像記録装置 |
| JPH06101860B2 (ja) * | 1986-04-11 | 1994-12-12 | ソニー株式会社 | 時間軸補正装置 |
| US5148291A (en) * | 1986-05-21 | 1992-09-15 | Canon Kabushiki Kaisha | Apparatus for displaying image signal drop-out |
| JPS6329362A (ja) * | 1986-07-22 | 1988-02-08 | Hitachi Ltd | 映像信号再生装置の時間軸変動補正回路 |
| JPH07105936B2 (ja) * | 1987-03-16 | 1995-11-13 | パイオニア株式会社 | 読取信号の時間軸制御装置 |
| US4977462A (en) * | 1987-03-24 | 1990-12-11 | Sony Corporation | Apparatus for correcting a time base error in a video signal |
| JPH01103393A (ja) * | 1987-10-16 | 1989-04-20 | Yamaha Corp | カラー位相補正回路 |
| JPH03212081A (ja) * | 1990-01-17 | 1991-09-17 | Sharp Corp | 磁気記録再生装置 |
| JPH043592A (ja) * | 1990-04-20 | 1992-01-08 | Hitachi Ltd | 映像信号処理装置 |
| US5293274A (en) * | 1990-06-11 | 1994-03-08 | Victor Company Of Japna, Ltd. | Timebase axis error compensation apparatus in an information recording/reproduction apparatus |
| JPH04357794A (ja) * | 1991-06-04 | 1992-12-10 | Matsushita Electric Ind Co Ltd | 時間軸誤差補正回路と映像信号処理回路 |
| KR950011664B1 (ko) * | 1993-07-28 | 1995-10-07 | 삼성전자주식회사 | 영상 재생 시스템의 재생 에러 보정회로 |
| JPH0795538A (ja) * | 1993-09-17 | 1995-04-07 | Canon Inc | 画像記録再生装置 |
| JPH07177535A (ja) * | 1993-12-16 | 1995-07-14 | Pioneer Video Corp | ディジタルタイムベースコレクタ |
| US5774188A (en) * | 1995-06-21 | 1998-06-30 | Sony Corporation | Black and white video signal detector for detecting the absence of a burst signal from a video signal |
| US6097440A (en) * | 1995-11-17 | 2000-08-01 | Sony Corporation | Synchronous processing device |
| US5844622A (en) * | 1995-12-12 | 1998-12-01 | Trw Inc. | Digital video horizontal synchronization pulse detector and processor |
| JP3545137B2 (ja) * | 1996-08-29 | 2004-07-21 | 三洋電機株式会社 | コード多重／読取装置 |
| KR100219621B1 (ko) * | 1996-12-31 | 1999-09-01 | 윤종용 | 다기능 수행시 온 스크린 디스플레이(osd) 화면 떨림 보상장치 |
| US5926063A (en) * | 1997-05-08 | 1999-07-20 | Sony Corporation | Method of and apparatus for selectively engaging an internal trap filter and implementing an external trap filter through a single pin |
| US6310660B1 (en) | 1998-03-18 | 2001-10-30 | Sony Corporation | Video signal dropout detector |
| US6633340B1 (en) * | 1999-09-12 | 2003-10-14 | Matsushita Electric Industrial Co., Ltd. | Video signal processor |
| US6320469B1 (en) * | 2000-02-15 | 2001-11-20 | Agere Systems Guardian Corp. | Lock detector for phase-locked loop |
| TWI371970B (en) * | 2004-07-16 | 2012-09-01 | Thomson Licensing Sa | Preventing picture jitter in a digitized video signal |
| JP4151641B2 (ja) * | 2004-10-25 | 2008-09-17 | ソニー株式会社 | 映像信号処理装置および映像信号処理方法 |
| US7656600B2 (en) * | 2006-08-25 | 2010-02-02 | Seagate Technology Llc | Monitoring transducer potential to detect an operating condition |
| US8522087B2 (en) * | 2011-02-02 | 2013-08-27 | Micron Technology, Inc. | Advanced converters for memory cell sensing and methods |
| DE102011081409B3 (de) | 2011-08-23 | 2013-02-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Erzeugung einer digitalen Version eines Videos aus einer analogen Magnetbandaufzeichnung |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3504111A (en) * | 1965-11-16 | 1970-03-31 | Japan Broadcasting Corp | Compensating system for color phase deviation of vtr-reproduced signal |
| US3463874A (en) * | 1966-05-25 | 1969-08-26 | Minnesota Mining & Mfg | Dropout compensator for ntsc color television |
| FR1526428A (fr) * | 1966-05-25 | 1968-05-24 | Minnesota Mining & Mfg | Compensateur de perte de signaux |
| US3761605A (en) * | 1971-10-08 | 1973-09-25 | Nippon Electric Co | Phase error correction system for a video tape recorder |
| US3860952B2 (en) * | 1973-07-23 | 1996-05-07 | Harris Corp | Video time base corrector |
| GB1436757A (en) * | 1973-09-11 | 1976-05-26 | Quantel Ltd | Drop out compensation system |
| JPS5818026B2 (ja) * | 1973-11-20 | 1983-04-11 | ソニー株式会社 | シンゴウデンソウホウシキ |
| US3994013A (en) * | 1975-03-03 | 1976-11-23 | Ampex Corporation | Last line velocity compensation |
| US4053926A (en) * | 1975-03-03 | 1977-10-11 | Ampex Corporation | Timing error compensator |
| US4081826A (en) * | 1975-05-15 | 1978-03-28 | Sony Corporation | Video time base corrector |
| US4054921A (en) * | 1975-05-19 | 1977-10-18 | Sony Corporation | Automatic time-base error correction system |
| JPS51147121A (en) * | 1975-06-12 | 1976-12-17 | Sony Corp | Clock pulse generator |
| US4054903A (en) * | 1975-07-11 | 1977-10-18 | Sony Corporation | Video time base corrector |
| JPS529319A (en) * | 1975-07-11 | 1977-01-24 | Sony Corp | Time base error correcting device |
| JPS52112228A (en) * | 1976-03-17 | 1977-09-20 | Sony Corp | Time axis correction unit |
| JPS53148317A (en) * | 1977-05-31 | 1978-12-23 | Sony Corp | Error correction unit for time axis |
| GB2008888B (en) * | 1977-10-27 | 1982-06-30 | Quantel Ltd | Drop-out compensation system |
-
1978
- 1978-04-28 JP JP5182178A patent/JPS54143017A/ja active Granted
-
1979
- 1979-04-23 US US06/032,508 patent/US4287529A/en not_active Expired - Lifetime
- 1979-04-26 CA CA326,457A patent/CA1132706A/en not_active Expired
- 1979-04-26 GB GB7914558A patent/GB2020140B/en not_active Expired
- 1979-04-27 IT IT22233/79A patent/IT1112758B/it active
- 1979-04-27 AU AU46529/79A patent/AU525763B2/en not_active Expired
- 1979-04-27 FR FR7910850A patent/FR2424682B1/fr not_active Expired
- 1979-04-30 DE DE2917449A patent/DE2917449A1/de active Granted
- 1979-04-30 AT AT0325779A patent/AT382280B/de not_active IP Right Cessation
- 1979-05-01 NL NL7903409A patent/NL7903409A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU525763B2 (en) | 1982-12-02 |
| CA1132706A (en) | 1982-09-28 |
| DE2917449A1 (de) | 1979-11-08 |
| AT382280B (de) | 1987-02-10 |
| JPS54143017A (en) | 1979-11-07 |
| AU4652979A (en) | 1979-11-01 |
| FR2424682A1 (fr) | 1979-11-23 |
| JPS6246110B2 (enEXAMPLES) | 1987-09-30 |
| FR2424682B1 (fr) | 1986-06-06 |
| ATA325779A (de) | 1986-06-15 |
| IT1112758B (it) | 1986-01-20 |
| GB2020140B (en) | 1982-09-22 |
| US4287529A (en) | 1981-09-01 |
| IT7922233A0 (it) | 1979-04-27 |
| GB2020140A (en) | 1979-11-07 |
| NL7903409A (nl) | 1979-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |