BE797407A - Dispositif permettant d'explorer un porte-enregistrement en forme de disque contenant des signaux codes sous forme optique - Google Patents
Dispositif permettant d'explorer un porte-enregistrement en forme de disque contenant des signaux codes sous forme optiqueInfo
- Publication number
- BE797407A BE797407A BE129328A BE129328A BE797407A BE 797407 A BE797407 A BE 797407A BE 129328 A BE129328 A BE 129328A BE 129328 A BE129328 A BE 129328A BE 797407 A BE797407 A BE 797407A
- Authority
- BE
- Belgium
- Prior art keywords
- exploring
- disc containing
- record holder
- containing signals
- signals coded
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- 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
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
- G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08547—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements
- G11B7/08564—Arrangements for positioning the light beam only without moving the head, e.g. using static electro-optical elements using galvanomirrors
-
- 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
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/7605—Television signal recording on discs or drums
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S358/00—Facsimile and static presentation processing
- Y10S358/907—Track skippers, i.e. "groove skippers"
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7204205,A NL173343C (nl) | 1972-03-29 | 1972-03-29 | Inrichting voor het uitlezen van een schijfvormige registratiedrager met in optische vorm gecodeerde beeld-en/of geluidssignalen. |
Publications (1)
Publication Number | Publication Date |
---|---|
BE797407A true BE797407A (fr) | 1973-09-27 |
Family
ID=19815735
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE129328A BE797407A (fr) | 1972-03-29 | 1973-03-27 | Dispositif permettant d'explorer un porte-enregistrement en forme de disque contenant des signaux codes sous forme optique |
Country Status (20)
Country | Link |
---|---|
US (1) | US3854015A (nl) |
JP (1) | JPS5250098B2 (nl) |
AR (1) | AR196515A1 (nl) |
AT (1) | AT336702B (nl) |
BE (1) | BE797407A (nl) |
BR (1) | BR7302159D0 (nl) |
CA (1) | CA1003961A (nl) |
CH (1) | CH560497A5 (nl) |
CS (1) | CS270401B2 (nl) |
DK (1) | DK133644B (nl) |
ES (1) | ES413051A1 (nl) |
FR (1) | FR2178107B1 (nl) |
GB (1) | GB1429882A (nl) |
IT (1) | IT983616B (nl) |
NL (1) | NL173343C (nl) |
NO (1) | NO141772C (nl) |
PL (1) | PL86010B1 (nl) |
SE (1) | SE390465B (nl) |
YU (1) | YU36825B (nl) |
ZA (1) | ZA731091B (nl) |
Families Citing this family (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2318871A1 (de) * | 1973-04-11 | 1974-11-07 | Ted Bildplatten | Wiedergabeeinrichtung fuer scheibenfoermige aufzeichnungstraeger |
NL7309910A (nl) * | 1973-07-17 | 1975-01-21 | Philips Nv | Inrichting voor het weergeven van een op een registratiedrager opgetekend kleurentelevisie- signaal. |
US4037252A (en) * | 1973-11-10 | 1977-07-19 | U.S. Philips Corporation | Apparatus for reading a disc-shaped record carrier with plural scanning spots for stable radial tracking |
FR2251876B1 (nl) * | 1973-11-16 | 1977-09-23 | Thomson Brandt | |
US3911211A (en) * | 1974-04-17 | 1975-10-07 | Zenith Radio Corp | Stop frame for optical playback system |
US4006292A (en) * | 1974-09-03 | 1977-02-01 | Sharp Corporation | Information recording and reproducing system with plural information tracks within a single groove |
JPS5137602A (nl) * | 1974-09-26 | 1976-03-30 | Teac Corp | |
AR205839A1 (es) * | 1974-09-30 | 1976-06-07 | Mca Disco Vision | Servodisposicion para recorrer opticamente y leer simultaneamente un canal de informacion almacenado en un disco de video |
NL7413162A (nl) * | 1974-10-07 | 1976-04-09 | Philips Nv | Inrichting voor het uitlezen van een schijf- vormige registratiedrager. |
US4001494A (en) * | 1974-11-01 | 1977-01-04 | Zenith Radio Corporation | Photoreceptor matrix for optical video playback system |
JPS5160109A (nl) * | 1974-11-21 | 1976-05-25 | Mitsubishi Electric Corp | |
GB1528762A (en) * | 1975-02-28 | 1978-10-18 | Rca Corp | Disc record locked groove skipper |
US4320488A (en) * | 1975-03-10 | 1982-03-16 | Digital Recording Corporation | Recording and playback system |
US4495609A (en) * | 1975-03-10 | 1985-01-22 | Digital Recording Corporation | Recording and playback system |
NL7509906A (nl) * | 1975-08-21 | 1977-02-23 | Philips Nv | Inrichting voor het uitlezen van een schijfvor- mige registratiedrager. |
JPS6059787B2 (ja) * | 1975-10-14 | 1985-12-26 | ソニー株式会社 | 映像信号再生装置 |
NL7600479A (nl) * | 1976-01-19 | 1977-07-21 | Philips Nv | Automatisch optisch focusseersysteem. |
US4916555A (en) * | 1976-03-19 | 1990-04-10 | Ampex Corporation | Method and apparatus for producing time base altered effects in data recording and reproducing apparatus |
US4087842A (en) * | 1976-11-05 | 1978-05-02 | Graham Magnetics Inc. | Recording track eccentricity compensation method and means |
NL182687C (nl) * | 1977-03-17 | 1988-04-18 | Philips Nv | Systeem voor het weergeven van een op een schijfvormige registratiedrager opgetekend programma, alsmede een uitleesinrichting en registratiedrager voor toepassing in een dergelijk systeem. |
US4160270A (en) * | 1977-09-22 | 1979-07-03 | Rca Corporation | Tracking servo system for video disc player/recorder |
JPS5498517A (en) * | 1978-01-20 | 1979-08-03 | Victor Co Of Japan Ltd | Reproducer for information signal |
US4439848A (en) * | 1978-03-27 | 1984-03-27 | Discovision Associates | Focusing system for video disc player |
SE7813460L (sv) * | 1978-03-27 | 1979-09-28 | Mca Disco Vision | Videoskivspelare |
US4488275A (en) * | 1978-03-27 | 1984-12-11 | Discovision Associates | Tracking system for video disc player |
USRE32709E (en) * | 1978-03-27 | 1988-07-05 | Discovision Associates | Tracking system for video disc player |
USRE32051E (en) * | 1978-03-27 | 1985-12-17 | Discovision Associates | Tracking system and method for video disc player |
FR2438889A1 (fr) * | 1978-10-11 | 1980-05-09 | Thomson Csf | Procede de transcription d'un videodisque sur un film cinematographique, et dispositif pour la mise en oeuvre de ce procede |
NL7810298A (nl) * | 1978-10-13 | 1980-04-15 | Philips Nv | Inrichting voor het uitlezen van een schijfvormige registratiedrager. |
NL7812111A (nl) * | 1978-12-13 | 1980-06-17 | Philips Nv | Inrichting voor het optisch uitlezen van een schijf- vormige registratiedrager, in het bijzonder het snel opzoeken van een gewenst programmagedeelte. |
GB2064252B (en) * | 1979-11-19 | 1983-11-30 | Rca Corp | Didirectional pulse generator |
US4321622A (en) * | 1979-11-26 | 1982-03-23 | Mcdonnell Douglas Corporation | Video track transfer system and method |
NL8001974A (nl) * | 1980-04-03 | 1981-11-02 | Philips Nv | Spoorvolginrichting. |
NL8003305A (nl) * | 1980-06-06 | 1982-01-04 | Philips Nv | Inrichting voor het opzoeken van een gewenst informa- tiespoor. |
JPS5755570A (en) * | 1980-09-22 | 1982-04-02 | Victor Co Of Japan Ltd | Tracking control circuit of rotary information recording medium reproducer |
CA1164581A (en) * | 1980-11-10 | 1984-03-27 | Charles A. Mistretta | Time reversal imaging apparatus for displaying x-ray images or the like |
JPS57120272A (en) * | 1981-01-14 | 1982-07-27 | Victor Co Of Japan Ltd | Reproducing device for discoid information recording medium |
JPS57150173A (en) * | 1981-03-12 | 1982-09-16 | Victor Co Of Japan Ltd | Reproducer for disc shape information recording medium |
JPS57176568A (en) * | 1981-04-22 | 1982-10-29 | Pioneer Electronic Corp | Relative movement controller between pickup and recording track for information reader |
JPS57176544A (en) * | 1981-04-23 | 1982-10-29 | Olympus Optical Co Ltd | Still reproducing system for optical video disc reproducer |
KR880000999B1 (ko) * | 1981-11-25 | 1988-06-10 | 미쓰다 가쓰시게 | 광학적 정보 기억장치 |
US4759007A (en) * | 1981-12-10 | 1988-07-19 | Discovision Associates | Storage medium track pitch detector |
US4435797A (en) | 1982-02-17 | 1984-03-06 | Burroughs Corporation | Optical memory system having track following and seeking capabilities |
US4489406A (en) * | 1982-02-17 | 1984-12-18 | Burroughs Corporation | Optical memory system having a short seek capability |
US4432083A (en) * | 1982-02-17 | 1984-02-14 | Burroughs Corporation | Optical memory system having track following |
US4432082A (en) * | 1982-02-17 | 1984-02-14 | Burroughs Corporation | Optical memory system having a long seek capability |
FR2523351B1 (fr) * | 1982-03-09 | 1989-07-13 | Thomson Csf | Tete optique dans un dispositif d'enregistrement-lecture d'un support d'information |
JPS58159248A (ja) * | 1982-03-17 | 1983-09-21 | Fujitsu Ltd | 光デイスク装置のトラツキングサ−ボ方式 |
JPS58188340A (ja) * | 1982-04-28 | 1983-11-02 | Sony Corp | 光学式再生装置 |
NL8303029A (nl) * | 1983-08-31 | 1985-03-18 | Philips Nv | Inrichting voor het uitlezen van een schijfvormige optische registratiedrager. |
US4627039A (en) * | 1983-12-23 | 1986-12-02 | Magnetic Peripherals Inc. | Head positioning servo system for optical recording with coarse and fine control |
JPS6273430A (ja) * | 1985-09-26 | 1987-04-04 | Canon Inc | 光情報記録再生装置 |
US4779253A (en) * | 1985-07-30 | 1988-10-18 | Laser Magnetic Storage International Company | Sampled servo for an optical disk drive |
JPS62269483A (ja) * | 1986-05-16 | 1987-11-21 | Canon Inc | 映像信号再生装置 |
JP2734562B2 (ja) * | 1988-10-13 | 1998-03-30 | 松下電器産業株式会社 | トラッキングサーボの方法 |
GB8824888D0 (en) * | 1988-10-24 | 2002-08-14 | British Aerospace | Servo actuation systems |
US5321676A (en) * | 1991-12-10 | 1994-06-14 | U.S. Philips Corporation | Record carrier scanning apparatus wherein the scanning head is positioned without feedback and a predetermined range of fine positioning of the scanning point is maintained |
JP3505282B2 (ja) * | 1995-07-31 | 2004-03-08 | 株式会社東芝 | 光ヘッド装置および情報処理装置 |
DE102005031718A1 (de) | 2005-07-07 | 2007-01-18 | Leybold Vacuum Gmbh | Vakuum-Drehschieberpumpe |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3381086A (en) * | 1962-08-16 | 1968-04-30 | Minnesota Mining & Mfg | Reproduction of television signals from photographic disc recordings |
US3530258A (en) * | 1968-06-28 | 1970-09-22 | Mca Technology Inc | Video signal transducer having servo controlled flexible fiber optic track centering |
-
1972
- 1972-03-29 NL NLAANVRAGE7204205,A patent/NL173343C/nl not_active IP Right Cessation
-
1973
- 1973-02-16 ZA ZA731091A patent/ZA731091B/xx unknown
- 1973-02-23 AR AR246762A patent/AR196515A1/es active
- 1973-02-26 US US00335934A patent/US3854015A/en not_active Expired - Lifetime
- 1973-03-21 CA CA166,656A patent/CA1003961A/en not_active Expired
- 1973-03-26 BR BR732159A patent/BR7302159D0/pt unknown
- 1973-03-26 DK DK164973AA patent/DK133644B/da not_active IP Right Cessation
- 1973-03-26 GB GB1445373A patent/GB1429882A/en not_active Expired
- 1973-03-26 AT AT263373A patent/AT336702B/de not_active IP Right Cessation
- 1973-03-26 SE SE7304204A patent/SE390465B/xx unknown
- 1973-03-26 JP JP48034421A patent/JPS5250098B2/ja not_active Expired
- 1973-03-26 PL PL1973161497A patent/PL86010B1/pl unknown
- 1973-03-26 IT IT22145/73A patent/IT983616B/it active
- 1973-03-26 NO NO1238/73A patent/NO141772C/no unknown
- 1973-03-26 CH CH434473A patent/CH560497A5/xx not_active IP Right Cessation
- 1973-03-27 BE BE129328A patent/BE797407A/xx not_active IP Right Cessation
- 1973-03-27 ES ES413051A patent/ES413051A1/es not_active Expired
- 1973-03-28 FR FR7311126A patent/FR2178107B1/fr not_active Expired
- 1973-03-28 YU YU0844/73A patent/YU36825B/xx unknown
- 1973-03-29 CS CS732303A patent/CS270401B2/cs unknown
Also Published As
Publication number | Publication date |
---|---|
NL173343C (nl) | 1984-01-02 |
ATA263373A (de) | 1976-09-15 |
DE2311196A1 (de) | 1973-10-04 |
NL173343B (nl) | 1983-08-01 |
AT336702B (de) | 1977-05-25 |
US3854015A (en) | 1974-12-10 |
FR2178107B1 (nl) | 1977-07-29 |
ES413051A1 (es) | 1976-01-16 |
IT983616B (it) | 1974-11-11 |
NO141772B (no) | 1980-01-28 |
AU5363773A (en) | 1974-09-26 |
YU84473A (en) | 1982-02-25 |
SE390465B (sv) | 1976-12-20 |
JPS4910005A (nl) | 1974-01-29 |
CA1003961A (en) | 1977-01-18 |
DK133644C (nl) | 1976-11-08 |
GB1429882A (en) | 1976-03-31 |
JPS5250098B2 (nl) | 1977-12-22 |
ZA731091B (en) | 1974-10-30 |
NL7204205A (nl) | 1973-10-02 |
AR196515A1 (es) | 1974-02-06 |
CS230373A2 (en) | 1989-11-14 |
DE2311196B2 (de) | 1976-08-05 |
CS270401B2 (en) | 1990-06-13 |
CH560497A5 (nl) | 1975-03-27 |
DK133644B (da) | 1976-06-21 |
FR2178107A1 (nl) | 1973-11-09 |
PL86010B1 (nl) | 1976-05-31 |
BR7302159D0 (pt) | 1974-07-25 |
YU36825B (en) | 1984-08-31 |
NO141772C (no) | 1980-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN Effective date: 19910331 |