IT1134456B - Sistema di riproduzione per segnali televisivi e procedimento per la gestione della lettura delle piste audio e video - Google Patents

Sistema di riproduzione per segnali televisivi e procedimento per la gestione della lettura delle piste audio e video

Info

Publication number
IT1134456B
IT1134456B IT26230/80A IT2623080A IT1134456B IT 1134456 B IT1134456 B IT 1134456B IT 26230/80 A IT26230/80 A IT 26230/80A IT 2623080 A IT2623080 A IT 2623080A IT 1134456 B IT1134456 B IT 1134456B
Authority
IT
Italy
Prior art keywords
audio
reading
management
procedure
reproduction system
Prior art date
Application number
IT26230/80A
Other languages
English (en)
Other versions
IT8026230A0 (it
Inventor
Jonathan A Jerome
Frank D Neu
Geoffrey T Faraghan
Original Assignee
Atlantic Richfield Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Atlantic Richfield Co filed Critical Atlantic Richfield Co
Publication of IT8026230A0 publication Critical patent/IT8026230A0/it
Application granted granted Critical
Publication of IT1134456B publication Critical patent/IT1134456B/it

Links

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
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/802—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal
    • 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
    • G11B20/00007—Time or data compression or expansion
    • 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
    • G11B20/02—Analogue recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0007—Circuits or methods for reducing noise, for correction of distortion, or for changing density of recorded information
    • 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
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • 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
    • 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
    • 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
    • G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums
    • 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
IT26230/80A 1979-11-26 1980-11-26 Sistema di riproduzione per segnali televisivi e procedimento per la gestione della lettura delle piste audio e video IT1134456B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/097,328 US4321622A (en) 1979-11-26 1979-11-26 Video track transfer system and method

Publications (2)

Publication Number Publication Date
IT8026230A0 IT8026230A0 (it) 1980-11-26
IT1134456B true IT1134456B (it) 1986-08-13

Family

ID=22262797

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26230/80A IT1134456B (it) 1979-11-26 1980-11-26 Sistema di riproduzione per segnali televisivi e procedimento per la gestione della lettura delle piste audio e video

Country Status (9)

Country Link
US (1) US4321622A (it)
JP (1) JPS5680837A (it)
BE (1) BE886328A (it)
CA (1) CA1154865A (it)
DE (1) DE3043817A1 (it)
FR (1) FR2470504A1 (it)
GB (1) GB2064167B (it)
IT (1) IT1134456B (it)
NL (1) NL8006045A (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753877A (en) * 1980-09-12 1982-03-31 Victor Co Of Japan Ltd Pickup mechanism driver for reproducer of rotary information recording medium
JPS615624Y2 (it) * 1980-09-30 1986-02-20
US4463389A (en) * 1980-10-31 1984-07-31 Discovision Associates System for recording and playing back continuous-play and stop-motion signals
US4459690A (en) * 1981-07-30 1984-07-10 Rca Corporation Multi-beam optical record and playback apparatus having an improved beam splitter
US4757393A (en) * 1982-01-25 1988-07-12 Discovision Associates Multiple variable rate audio message playback
US4489406A (en) * 1982-02-17 1984-12-18 Burroughs Corporation Optical memory system having a short seek capability
US4805162A (en) * 1982-11-01 1989-02-14 Storage Technology Partners Ii Fine and coarse servo system for access and tracking on an optical disk
US4660100A (en) * 1983-05-12 1987-04-21 Victor Company Of Japan, Ltd. Rotary recording medium reproducing apparatus for reproducing pre-recorded signals from a rotary recording medium having track turns recorded with digital signal and track turns recorded with analog signal
US4855981A (en) * 1985-04-18 1989-08-08 Computer Services Corporation Method and device for reading out optically recorded data and compensating for a drastic change in the position of a line to be read
JP2797558B2 (ja) * 1989-11-29 1998-09-17 ソニー株式会社 デジタル音声信号及びアナログ音声信号の再生装置
US5237556A (en) * 1991-12-24 1993-08-17 Samsung Electronics Co., Ltd. Wide beam detector system for optical memories
US7708419B2 (en) * 2007-03-02 2010-05-04 Himax Technologies Limited Ambient light system and method thereof

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3198880A (en) * 1952-09-03 1965-08-03 Hall William D Photographic disc reproduction of television signals
US3381086A (en) * 1962-08-16 1968-04-30 Minnesota Mining & Mfg Reproduction of television signals from photographic disc recordings
US3737877A (en) * 1970-09-24 1973-06-05 Energy Conversion Devices Inc Data storage system with coarse and fine directing means
DE2126075C3 (de) * 1971-05-26 1981-08-20 Agfa-Gevaert Ag, 5090 Leverkusen Wiedergabegerät für Bild- und Tonaufzeichnungen und plattenförmigen Aufzeichnungsträger hierfür
NL173343C (nl) * 1972-03-29 1984-01-02 Philips Nv Inrichting voor het uitlezen van een schijfvormige registratiedrager met in optische vorm gecodeerde beeld-en/of geluidssignalen.
US3789137A (en) * 1972-04-07 1974-01-29 Westinghouse Electric Corp Time compression of audio signals
US4084185A (en) * 1974-02-12 1978-04-11 U.S. Philips Corporation Record carrier on which information is stored in an optically readable structure
US3919697A (en) * 1974-06-26 1975-11-11 Battelle Development Corp Data record tracking using track identifying information in the gaps between recorded data groups
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
DE2543276A1 (de) * 1975-09-27 1977-03-31 Licentia Gmbh Wiedergabesystem fuer auf einem bandfoermigen traeger aufgezeichnete informationen
FR2349191A1 (fr) * 1976-04-23 1977-11-18 Thomson Brandt Lecteur optique de disque d'information comportant un dispositif d'acces automatique aux informations
FR2396379A1 (fr) * 1977-07-01 1979-01-26 Thomson Brandt Lecteur optique de disque d'information muni d'un dispositif d'acces automatique aux informations
US4317131A (en) * 1979-09-10 1982-02-23 Mcdonnell Douglas Corporation System and method for reproducing pictures and related audio information

Also Published As

Publication number Publication date
BE886328A (fr) 1981-05-25
US4321622A (en) 1982-03-23
DE3043817A1 (de) 1981-09-03
JPS5680837A (en) 1981-07-02
GB2064167B (en) 1983-10-19
CA1154865A (en) 1983-10-04
IT8026230A0 (it) 1980-11-26
GB2064167A (en) 1981-06-10
NL8006045A (nl) 1981-06-16
FR2470504A1 (fr) 1981-05-29

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