DK542580A - Naalepositionsdetektor til videopladespiller - Google Patents

Naalepositionsdetektor til videopladespiller

Info

Publication number
DK542580A
DK542580A DK542580A DK542580A DK542580A DK 542580 A DK542580 A DK 542580A DK 542580 A DK542580 A DK 542580A DK 542580 A DK542580 A DK 542580A DK 542580 A DK542580 A DK 542580A
Authority
DK
Denmark
Prior art keywords
position detector
video player
nail position
player players
players
Prior art date
Application number
DK542580A
Other languages
Danish (da)
English (en)
Inventor
W G Mcguffin
T J Christopher
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 US06/105,504 external-priority patent/US4313189A/en
Priority claimed from US06/116,249 external-priority patent/US4327434A/en
Application filed by Rca Corp filed Critical Rca Corp
Publication of DK542580A publication Critical patent/DK542580A/da

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
    • G11B21/04—Automatic 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
    • G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/14—Control of operating function, e.g. switching from recording to reproducing by sensing movement or position of head, e.g. means moving in correspondence with head movements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02—Arrangements of heads
    • G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
    • G11B3/085—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers using automatic means
    • G11B3/08503—Control of drive of the head
    • G11B3/08506—Control of drive of the head for pivoting pick-up arms
    • G11B3/08516—Control of drive of the head for pivoting pick-up arms using magnetic detecting means
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02—Arrangements of heads
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/34—Driving or guiding during transducing operation
    • G11B3/38—Guiding, e.g. constructions or arrangements providing linear or other special tracking characteristics
DK542580A 1979-12-20 1980-12-19 Naalepositionsdetektor til videopladespiller DK542580A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/105,504 US4313189A (en) 1979-12-20 1979-12-20 Stylus position sensor for video disc player apparatus
US06/116,249 US4327434A (en) 1980-01-28 1980-01-28 Video disc stylus position sensor system

Publications (1)

Publication Number Publication Date
DK542580A true DK542580A (da) 1981-06-21

Family

ID=26802651

Family Applications (1)

Application Number Title Priority Date Filing Date
DK542580A DK542580A (da) 1979-12-20 1980-12-19 Naalepositionsdetektor til videopladespiller

Country Status (13)

Country Link
KR (1) KR840000872B1 (de)
AT (1) AT374947B (de)
AU (1) AU6536480A (de)
DE (1) DE3048140C2 (de)
DK (1) DK542580A (de)
ES (1) ES8106975A1 (de)
FI (1) FI803867L (de)
FR (1) FR2473210A1 (de)
GB (1) GB2071332B (de)
IT (1) IT1134742B (de)
NL (1) NL8006932A (de)
PL (1) PL131062B1 (de)
PT (1) PT72201B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991014923A1 (en) * 1990-03-23 1991-10-03 Geotronics Ab Analogue displacement sensor

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2536892A (en) * 1944-12-30 1951-01-02 Rca Corp Reproducer stylus tracking device
FR1580472A (de) * 1968-07-12 1969-09-05
GB1361610A (en) * 1971-08-09 1974-07-30 Plessey Co Ltd Apparatus for playing disc records
US3917903A (en) * 1974-11-12 1975-11-04 Rca Corp Detachable pickup arm magnetic coupling
JPS5744536Y2 (de) * 1975-10-23 1982-10-01
DE2629994A1 (de) * 1976-07-03 1978-01-05 Ted Bildplatten Signalwiedergabegeraet
GB1599052A (en) * 1977-04-19 1981-09-30 Rca Corp Pickup cartridge for record disc players
JPS5936345B2 (ja) * 1977-04-28 1984-09-03 ソニー株式会社 直線移動型ト−ンア−ム装置
JPS54307U (de) * 1977-06-04 1979-01-05

Also Published As

Publication number Publication date
ATA626580A (de) 1983-10-15
KR840000872B1 (ko) 1984-06-20
GB2071332B (en) 1983-10-26
AU6536480A (en) 1981-06-25
PL131062B1 (en) 1984-09-29
DE3048140C2 (de) 1984-04-12
PT72201B (en) 1982-01-05
ES497982A0 (es) 1981-09-16
ES8106975A1 (es) 1981-09-16
NL8006932A (nl) 1981-07-16
FI803867L (fi) 1981-06-21
GB2071332A (en) 1981-09-16
FR2473210A1 (fr) 1981-07-10
IT8026681A0 (it) 1980-12-16
AT374947B (de) 1984-06-12
PT72201A (en) 1981-01-01
PL228598A1 (de) 1981-08-21
IT1134742B (it) 1986-08-13
DE3048140A1 (de) 1981-09-10

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment