ES8207371A1 - Perfeccionamiento en un reproductor de discos de video - Google Patents
Perfeccionamiento en un reproductor de discos de videoInfo
- Publication number
- ES8207371A1 ES8207371A1 ES506074A ES506074A ES8207371A1 ES 8207371 A1 ES8207371 A1 ES 8207371A1 ES 506074 A ES506074 A ES 506074A ES 506074 A ES506074 A ES 506074A ES 8207371 A1 ES8207371 A1 ES 8207371A1
- Authority
- ES
- Spain
- Prior art keywords
- servo
- angular velocity
- transducer
- constant angular
- timebase
- 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
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/03—Driving or moving of heads for correcting time base error during transducing operation, by driving or moving the head in a direction more or less parallel to the direction of travel of the recording medium, e.g. tangential direction on a rotating disc
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/081—Disposition or mounting of heads or light sources relatively to record carriers for time base error correction by moving the light beam
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2209/00—Vessel construction, in particular methods of manufacturing
- F17C2209/21—Shaping processes
- F17C2209/2154—Winding
Landscapes
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Control Of Position Or Direction (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
REPRODUCTOR DE DISCOS DE VIDEO. COMPRENDE UN MECANISMO REPRODUCTOR (10) DE UN REGISTRO (12) DE DISCO DE VIDEO MEDIANTE UN TRANSDUCTOR DE CAPTACION (14). SU SALIDA ESTA ACOPLADA A LA ENTRADA DE UN CONVERTIDOR (16), QUE PRODUCE UNA SEÑAL MODULADA EN FRECUENCIA REPRESENTATIVA DE LA IMFORMACION REGISTRADA Y LA ENVIA A DEMODULADORES DE AUDIO (18) Y VIDEO (24). ESTOS PRODUCEN SEÑALES DE AUDIO Y VIDEO QUE SE APLICAN A UN MODULADOR (20) DEL RECEPTOR DE TELEVISION, SUFRIENDO PREVIAMENTE LA SEÑAL DE VIDEO LA SEPARACION DE SU SEÑAL DE CROMINANCIA (26), QUE ES PROCESADA (28) Y SUMADA (30) A LA SEÑAL DE LUMINANCIA.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/196,280 US4376956A (en) | 1980-10-14 | 1980-10-14 | Video disc player having timebase correction and constant angular velocity turntable |
Publications (2)
Publication Number | Publication Date |
---|---|
ES506074A0 ES506074A0 (es) | 1982-09-01 |
ES8207371A1 true ES8207371A1 (es) | 1982-09-01 |
Family
ID=22724737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES506074A Expired ES8207371A1 (es) | 1980-10-14 | 1981-10-07 | Perfeccionamiento en un reproductor de discos de video |
Country Status (13)
Country | Link |
---|---|
US (1) | US4376956A (es) |
JP (1) | JPS57103166A (es) |
KR (1) | KR880000344B1 (es) |
AU (1) | AU7611981A (es) |
CS (1) | CS228522B2 (es) |
DE (1) | DE3140827A1 (es) |
ES (1) | ES8207371A1 (es) |
FR (1) | FR2492145A1 (es) |
GB (1) | GB2086091B (es) |
IT (1) | IT1139396B (es) |
NL (1) | NL8104654A (es) |
PL (1) | PL135061B1 (es) |
PT (1) | PT73720B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57200969A (en) * | 1981-06-01 | 1982-12-09 | Victor Co Of Japan Ltd | Jitter correcting circuit of reproducing device for disk-like information recording medium |
JPS5812170A (ja) * | 1981-07-14 | 1983-01-24 | Victor Co Of Japan Ltd | 円盤状情報記録媒体再生装置のジツタ補正回路 |
US4409626A (en) * | 1981-10-06 | 1983-10-11 | Rca Corporation | Video disc player having vertical timing signal generator |
EP0095766B1 (en) * | 1982-05-31 | 1986-10-22 | Hitachi, Ltd. | Servo circuit for a signal reproducing apparatus |
US4727530A (en) * | 1983-10-14 | 1988-02-23 | Nippon Gakki Seizo Kabushiki Kaisha | Disc rotation control device for a disc player |
JPH06101860B2 (ja) * | 1986-04-11 | 1994-12-12 | ソニー株式会社 | 時間軸補正装置 |
US4991159A (en) * | 1987-01-13 | 1991-02-05 | Matsushita Electric Industrial Co., Ltd. | Time display device for an apparatus for playing information recorded on an optical disk |
JP2625754B2 (ja) * | 1987-09-08 | 1997-07-02 | 松下電器産業株式会社 | 光学式ディスク再生装置 |
JPH06101197B2 (ja) * | 1988-10-12 | 1994-12-12 | パイオニア株式会社 | Clvディスク駆動用スピンドルサーボループのループゲイン制御方法 |
JP3428030B2 (ja) * | 1991-05-28 | 2003-07-22 | ソニー株式会社 | ディスク記録及び/又は再生装置 |
JPH04351784A (ja) * | 1991-05-28 | 1992-12-07 | Sony Corp | ディスク記録及び/又は再生装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3711641A (en) * | 1971-03-22 | 1973-01-16 | Rca Corp | Velocity adjusting system |
NL7212015A (es) * | 1972-09-04 | 1974-03-06 | ||
US3983318A (en) * | 1973-04-16 | 1976-09-28 | Rca Corporation | Velocity correction system with damping means |
NL7402078A (nl) * | 1974-02-15 | 1975-08-19 | Philips Nv | Inrichting voor het uitlezen van een schijfvormige registratiedrager. |
US3967311A (en) * | 1974-11-12 | 1976-06-29 | Rca Corporation | Velocity correction for video discs |
US3965482A (en) * | 1974-11-12 | 1976-06-22 | Rca Corporation | Velocity correction circuit for video discs |
JPS5948447B2 (ja) * | 1977-07-20 | 1984-11-27 | ソニー株式会社 | 信号再生装置の利得補償回路 |
JPS5455465A (en) * | 1977-10-13 | 1979-05-02 | Nippon Shiyuuhenki Kk | Device for compensating fluctuations in position detecting sensitivity |
JPS6038781B2 (ja) * | 1978-08-30 | 1985-09-03 | 株式会社東芝 | 記録円盤再生装置 |
-
1980
- 1980-10-14 US US06/196,280 patent/US4376956A/en not_active Expired - Lifetime
-
1981
- 1981-08-19 IT IT23569/81A patent/IT1139396B/it active
- 1981-09-22 PT PT73720A patent/PT73720B/pt unknown
- 1981-10-02 CS CS817206A patent/CS228522B2/cs unknown
- 1981-10-06 GB GB8130098A patent/GB2086091B/en not_active Expired
- 1981-10-07 ES ES506074A patent/ES8207371A1/es not_active Expired
- 1981-10-07 AU AU76119/81A patent/AU7611981A/en not_active Abandoned
- 1981-10-13 NL NL8104654A patent/NL8104654A/nl not_active Application Discontinuation
- 1981-10-13 KR KR1019810003848A patent/KR880000344B1/ko active
- 1981-10-13 JP JP56164035A patent/JPS57103166A/ja active Granted
- 1981-10-13 FR FR8119259A patent/FR2492145A1/fr active Granted
- 1981-10-14 DE DE19813140827 patent/DE3140827A1/de not_active Withdrawn
- 1981-10-14 PL PL1981233429A patent/PL135061B1/pl unknown
Also Published As
Publication number | Publication date |
---|---|
PL135061B1 (en) | 1985-09-30 |
PT73720A (en) | 1981-10-01 |
GB2086091B (en) | 1984-07-18 |
NL8104654A (nl) | 1982-05-03 |
PL233429A1 (es) | 1982-05-10 |
PT73720B (en) | 1983-01-12 |
KR830008295A (ko) | 1983-11-18 |
GB2086091A (en) | 1982-05-06 |
KR880000344B1 (ko) | 1988-03-20 |
DE3140827A1 (de) | 1982-06-09 |
IT1139396B (it) | 1986-09-24 |
ES506074A0 (es) | 1982-09-01 |
US4376956A (en) | 1983-03-15 |
CS228522B2 (en) | 1984-05-14 |
FR2492145B1 (es) | 1985-01-11 |
IT8123569A0 (it) | 1981-08-19 |
FR2492145A1 (fr) | 1982-04-16 |
AU7611981A (en) | 1982-04-22 |
JPS57103166A (en) | 1982-06-26 |
JPH0429147B2 (es) | 1992-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19980401 |