NL7805719A - DEVICE FOR SCANNING SURFACE-RELIABLE, OPTICAL SOUND TRACKS. - Google Patents

DEVICE FOR SCANNING SURFACE-RELIABLE, OPTICAL SOUND TRACKS.

Info

Publication number
NL7805719A
NL7805719A NL7805719A NL7805719A NL7805719A NL 7805719 A NL7805719 A NL 7805719A NL 7805719 A NL7805719 A NL 7805719A NL 7805719 A NL7805719 A NL 7805719A NL 7805719 A NL7805719 A NL 7805719A
Authority
NL
Netherlands
Prior art keywords
reliable
scanning surface
sound tracks
optical sound
optical
Prior art date
Application number
NL7805719A
Other languages
Dutch (nl)
Other versions
NL189322B (en
NL189322C (en
Original Assignee
Dolby Lab Licensing Corp
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 Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Publication of NL7805719A publication Critical patent/NL7805719A/en
Publication of NL189322B publication Critical patent/NL189322B/en
Application granted granted Critical
Publication of NL189322C publication Critical patent/NL189322C/en

Links

Classifications

    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
    • G11B7/0032—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent for moving-picture soundtracks, i.e. cinema
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/024—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by means of diode-array scanning
    • 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
    • G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
    • 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
NLAANVRAGE7805719,A 1977-06-03 1978-05-25 APPARATUS FOR SCANNING AT LEAST ONE VARIABLE OPTICAL SOUND TRACK. NL189322C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80304277A 1977-06-03 1977-06-03

Publications (3)

Publication Number Publication Date
NL7805719A true NL7805719A (en) 1978-12-05
NL189322B NL189322B (en) 1992-10-01
NL189322C NL189322C (en) 1993-03-01

Family

ID=25185428

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7805719,A NL189322C (en) 1977-06-03 1978-05-25 APPARATUS FOR SCANNING AT LEAST ONE VARIABLE OPTICAL SOUND TRACK.

Country Status (7)

Country Link
JP (1) JPS542703A (en)
CA (1) CA1124402A (en)
DE (1) DE2823853A1 (en)
FR (1) FR2393342A1 (en)
GB (1) GB1598113A (en)
IT (1) IT1192315B (en)
NL (1) NL189322C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4577305A (en) * 1983-03-14 1986-03-18 Dolby Laboratories Licensing Corporation Stereophonic motion picture photographic sound-tracks compatible with different sound projection formats and record and playback apparatus therefore
WO2002021821A2 (en) * 2000-09-11 2002-03-14 Bts Holding International Bv Device and method for reproducing photographic sound recordings

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR885556A (en) * 1941-08-30 1943-09-20 Philips Nv Method for the electro-optical exploration of oscillation recordings
BE789499A (en) * 1971-09-30 1973-01-15 Siemens Ag PROCESS FOR SEQUENTIALLY RECORDING ANALOGUE DATA ON A MEMORIZATION TAPE
US3848095A (en) * 1972-12-20 1974-11-12 I O Metrics Corp Three dimensional electro-optical retrieval system
US3959784A (en) * 1974-12-23 1976-05-25 Actron High speed optical read-out of data stored in an array
DE2543276A1 (en) * 1975-09-27 1977-03-31 Licentia Gmbh Reproduction system for data carried on tapes - has monochromatic light source and pick-up units for optical signals to be converted to audio output

Also Published As

Publication number Publication date
NL189322B (en) 1992-10-01
JPS6250893B2 (en) 1987-10-27
DE2823853C2 (en) 1988-05-19
CA1124402A (en) 1982-05-25
FR2393342A1 (en) 1978-12-29
FR2393342B1 (en) 1984-11-16
GB1598113A (en) 1981-09-16
IT1192315B (en) 1988-03-31
JPS542703A (en) 1979-01-10
NL189322C (en) 1993-03-01
DE2823853A1 (en) 1978-12-14
IT7849669A0 (en) 1978-06-02

Similar Documents

Publication Publication Date Title
NL179471C (en) DEVICE FOR STOMPLASSING OPTICAL FIBERS.
NL7710946A (en) DEVICE FOR CONNECTING OPTICAL FIBERS.
NL7710075A (en) DEVICE FOR CONNECTING OPTICAL FIBERS.
NL7804033A (en) DEVICE FOR PROCESSING INFORMATION.
NL174300C (en) IMAGE REPRODUCTION DEVICE FOR MANUFACTURING IMAGE COMBINATIONS.
NL176544B (en) APPARATUS FOR PALETTIZING AND DEPLETIZING.
NL7714313A (en) DEVICE FOR CONNECTING OPTICAL FIBERS.
NL7707874A (en) DEVICE FOR MANUFACTURING AN OPTICAL FIBER.
NL7608130A (en) DEVICE FOR DRAWING FIBER GLASS.
NL7714312A (en) DEVICE FOR CONNECTING OPTICAL FIBERS.
NL7810693A (en) DEVICE FOR OPTO-ELECTRICAL SCANNING OF AN ORIGINAL.
NL7804505A (en) DEVICE FOR INPUTING VOICE INFORMATION.
NL7811208A (en) DEVICE FOR CHANGING STACKS.
NL7805080A (en) DEVICE FOR GRINDING WITHOUT CENTER.
NL190494C (en) Optical device for editing information.
NL7709256A (en) DEVICE FOR CONNECTING OPTICAL FIBERS.
NL7805590A (en) METHOD AND DEVICE FOR MANUFACTURE FOR RACERS IN OPTICAL SEMICONDUCTORS.
NL7812647A (en) DEVICE FOR MANUFACTURING CONTINUOUS FIBERS.
NL176319C (en) DEVICE FOR DETECTING VIBRATIONS.
NL7803200A (en) DEVICE FOR RECORDING INFORMATION.
NL7705355A (en) DEVICE FOR CONNECTING OPTICAL FIBERS.
NL7703123A (en) DEVICE FOR READING AN OPTICAL RADIATION-REFLECTING REGISTRATION CARRIER.
NL7802593A (en) ADJUSTING DEVICE FOR ELECTRO-OPTICAL REMOVERS.
NL7803589A (en) OPTICAL DEVICE FOR RESEARCHING THE NETWORKS.
NL7706753A (en) DEVICE FOR READING AN OPTICAL RADIATION-REFLECTING INFORMATION CARRIER.

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 19961201