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IT1151352B - APPARATUS TO RECOVER PRE-RECORDED INFORMATION FROM A SPIRALIFORM TRACK OF A DISC - Google Patents

APPARATUS TO RECOVER PRE-RECORDED INFORMATION FROM A SPIRALIFORM TRACK OF A DISC

Info

Publication number
IT1151352B
IT1151352B IT19184/82A IT1918482A IT1151352B IT 1151352 B IT1151352 B IT 1151352B IT 19184/82 A IT19184/82 A IT 19184/82A IT 1918482 A IT1918482 A IT 1918482A IT 1151352 B IT1151352 B IT 1151352B
Authority
IT
Italy
Prior art keywords
spiraliform
track
disc
recorded information
recover pre
Prior art date
Application number
IT19184/82A
Other languages
Italian (it)
Other versions
IT8219184A0 (en
Inventor
Richard Claxton Palmer
Original Assignee
Rca 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
Priority claimed from US05/908,516 external-priority patent/US4198658A/en
Priority claimed from US05/908,515 external-priority patent/US4183059A/en
Application filed by Rca Corp filed Critical Rca Corp
Publication of IT8219184A0 publication Critical patent/IT8219184A0/en
Application granted granted Critical
Publication of IT1151352B publication Critical patent/IT1151352B/en

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02Arrangements of heads
    • G11B3/10Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/42Arranging, supporting, or driving of heads or of transducers relatively to record carriers with provision for adaptation or interchange of heads
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D19/00Gloves
    • A41D19/015Protective gloves
    • A41D19/01547Protective gloves with grip improving means
    • A41D19/01552Protective gloves with grip improving means using hooks and loops fastening system
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00Head arrangements not specific to the method of recording or reproducing
    • G11B21/02Driving or moving of heads
    • G11B21/04Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00Head arrangements not specific to the method of recording or reproducing
    • G11B21/02Driving or moving of heads
    • G11B21/04Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw
    • G11B21/06Automatic feed mechanism producing a progressive transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan, e.g. by lead-screw the record carrier having mechanical means to ensure traverse movement of the head, e.g. grooves
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00Head arrangements not specific to the method of recording or reproducing
    • G11B21/02Driving or moving of heads
    • G11B21/08Track changing or selecting during transducing operation
    • G11B21/081Access to indexed tracks or parts of continuous track
    • G11B21/083Access to indexed tracks or parts of continuous track on discs
    • G11B21/085Access to indexed tracks or parts of continuous track on discs with track following of accessed part
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02Arrangements of heads
    • G11B3/10Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/12Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse
    • G11B3/125Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by using electric or magnetic means
    • G11B3/127Providing horizontal force, e.g. anti-skating force
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/7605Television signal recording on discs or drums
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/903Television signal recording using variable electrical capacitive recording

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Textile Engineering (AREA)
  • Television Signal Processing For Recording (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
IT19184/82A 1978-05-22 1982-01-19 APPARATUS TO RECOVER PRE-RECORDED INFORMATION FROM A SPIRALIFORM TRACK OF A DISC IT1151352B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/908,516 US4198658A (en) 1978-05-22 1978-05-22 Recording/playback apparatus facilitating track skip detection
US05/908,515 US4183059A (en) 1978-05-22 1978-05-22 Track skipper for a video disc player

Publications (2)

Publication Number Publication Date
IT8219184A0 IT8219184A0 (en) 1982-01-19
IT1151352B true IT1151352B (en) 1986-12-17

Family

ID=27129503

Family Applications (2)

Application Number Title Priority Date Filing Date
IT22841/79A IT1192731B (en) 1978-05-22 1979-05-18 RECORDING / REPRODUCTION APPROACH FACILITATING THE JUMP OF CONVOLUTIONS OF THE TRACK OF A DISC
IT19184/82A IT1151352B (en) 1978-05-22 1982-01-19 APPARATUS TO RECOVER PRE-RECORDED INFORMATION FROM A SPIRALIFORM TRACK OF A DISC

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT22841/79A IT1192731B (en) 1978-05-22 1979-05-18 RECORDING / REPRODUCTION APPROACH FACILITATING THE JUMP OF CONVOLUTIONS OF THE TRACK OF A DISC

Country Status (8)

Country Link
AT (1) AT371611B (en)
AU (1) AU530389B2 (en)
DE (1) DE2920794A1 (en)
FR (1) FR2426953A1 (en)
GB (1) GB2021841B (en)
IT (2) IT1192731B (en)
NL (1) NL7903997A (en)
PL (1) PL123496B1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1133633A (en) * 1978-11-16 1982-10-12 Elvin D. Simshauser Track skipper apparatus for video disc player
CA1131775A (en) * 1978-11-16 1982-09-14 John C. Bleazey Track skipper for video disc player
IT1133648B (en) * 1979-10-18 1986-07-09 Rca Corp APPARATUS ADAPTABLE FOR POSITIONAL TRANSFER OF THE STYLE OF A DISC PLAYER
US4310914A (en) * 1979-10-18 1982-01-12 Rca Corporation Skipper-assisted active search
US4412319A (en) 1979-10-18 1983-10-25 Rca Corporation Video disc player with self calibrating stylus translator
US4320487A (en) * 1980-09-23 1982-03-16 Rca Corporation Video disc stylus control apparatus
JPS5910168U (en) * 1982-07-12 1984-01-23 ソニー株式会社 disc playback device
GB2137010A (en) * 1983-03-21 1984-09-26 Rca Corp Disc player

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5048820A (en) * 1973-04-11 1975-05-01
US3963861A (en) * 1974-11-12 1976-06-15 Rca Corporation Disc record groove skipper apparatus
US3963860A (en) * 1974-11-12 1976-06-15 Rca Corporation Locked groove detection and correction in video disc playback apparatus

Also Published As

Publication number Publication date
IT7922841A0 (en) 1979-05-18
IT8219184A0 (en) 1982-01-19
IT1192731B (en) 1988-05-04
AU4712279A (en) 1979-11-29
ATA376579A (en) 1982-11-15
GB2021841B (en) 1982-06-30
NL7903997A (en) 1979-11-26
AU530389B2 (en) 1983-07-14
GB2021841A (en) 1979-12-05
PL123496B1 (en) 1982-10-30
AT371611B (en) 1983-07-11
FR2426953A1 (en) 1979-12-21
PL215776A1 (en) 1980-05-05
FR2426953B1 (en) 1985-02-15
DE2920794A1 (en) 1979-11-29

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