SE7813317L - Anordning for inspelning av tonfrekvenssignaler pa magnetmedia - Google Patents

Anordning for inspelning av tonfrekvenssignaler pa magnetmedia

Info

Publication number
SE7813317L
SE7813317L SE7813317A SE7813317A SE7813317L SE 7813317 L SE7813317 L SE 7813317L SE 7813317 A SE7813317 A SE 7813317A SE 7813317 A SE7813317 A SE 7813317A SE 7813317 L SE7813317 L SE 7813317L
Authority
SE
Sweden
Prior art keywords
frequency signals
magnetic media
tone frequency
recording tone
recording
Prior art date
Application number
SE7813317A
Other languages
English (en)
Swedish (sv)
Inventor
K J Goundry
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 SE7813317L publication Critical patent/SE7813317L/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/03—Biasing
SE7813317A 1977-12-27 1978-12-27 Anordning for inspelning av tonfrekvenssignaler pa magnetmedia SE7813317L (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US86454177A 1977-12-27 1977-12-27
US96868478A 1978-12-12 1978-12-12

Publications (1)

Publication Number Publication Date
SE7813317L true SE7813317L (sv) 1979-06-28

Family

ID=27127845

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7813317A SE7813317L (sv) 1977-12-27 1978-12-27 Anordning for inspelning av tonfrekvenssignaler pa magnetmedia

Country Status (9)

Country Link
JP (1) JPS54106215A (de)
AT (1) AT370901B (de)
CA (1) CA1122702A (de)
DE (1) DE2855259A1 (de)
DK (1) DK583278A (de)
FR (1) FR2413741A1 (de)
GB (1) GB2013958B (de)
NL (1) NL7812490A (de)
SE (1) SE7813317L (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4263624A (en) * 1978-12-12 1981-04-21 Dolby Laboratories Licensing Corporation Analog recording on magnetic media
US4314289A (en) * 1979-12-07 1982-02-02 International Business Machines Corporation Biased pulsed recording systems and methods
EP0046410B1 (de) * 1980-08-20 1984-10-31 Bang & Olufsen A/S Verfahren und Vorrichtung zur Kontrolle der Vormagnetisierung bei magnetischer Aufzeichnung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2628287A (en) * 1951-02-16 1953-02-10 Nathan M Haynes Magnetic recording apparatus
DE1064732B (de) * 1957-10-22 1959-09-03 Loewe Opta Ag Schaltungsanordnung zur Aufzeichnung von Tonschwingungen mit freqeunzabhaengiger Hochfrequenz-Vormagnetisierung auf bandfoermige Magnetogrammtraeger
DE1099199B (de) * 1958-03-25 1961-02-09 Loewe Opta Ag Schaltungsanordnung zur Steuerung der Amplitude einer hochfrequenten Vormagnetisierung fuer Magnetbandaufzeichnung
BE753495A (fr) * 1969-07-21 1970-12-16 Dolby Laboratories Inc Filtres limiteurs perfectionnes pour systemes attenuateurs de bruit. (
JPS5319923B1 (de) * 1970-12-19 1978-06-23
US4011585A (en) * 1974-07-12 1977-03-08 Pioneer Electronic Corporation Magnetic recording reproducing system
JPS5230440U (de) * 1975-08-22 1977-03-03

Also Published As

Publication number Publication date
CA1122702A (en) 1982-04-27
DE2855259A1 (de) 1979-07-05
JPS54106215A (en) 1979-08-21
GB2013958B (en) 1982-05-06
GB2013958A (en) 1979-08-15
AT370901B (de) 1983-05-10
FR2413741A1 (fr) 1979-07-27
DK583278A (da) 1979-06-28
NL7812490A (nl) 1979-06-29
ATA930178A (de) 1982-09-15

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