GB1446088A - Circuit arrangement for sound-reproducing apparatus - Google Patents

Circuit arrangement for sound-reproducing apparatus

Info

Publication number
GB1446088A
GB1446088A GB5531173A GB5531173A GB1446088A GB 1446088 A GB1446088 A GB 1446088A GB 5531173 A GB5531173 A GB 5531173A GB 5531173 A GB5531173 A GB 5531173A GB 1446088 A GB1446088 A GB 1446088A
Authority
GB
United Kingdom
Prior art keywords
signal
generator
noise
filter
audio
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB5531173A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of GB1446088A publication Critical patent/GB1446088A/en
Expired legal-status Critical Current

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
    • G11B20/02—Analogue recording or reproducing
    • G11B20/025—Error detection or correction
    • 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
    • G11B21/022—Programmed access in sequence to indexed parts of operating record carriers
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B29/00—Generation of noise currents and voltages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
GB5531173A 1972-11-30 1973-11-29 Circuit arrangement for sound-reproducing apparatus Expired GB1446088A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722258608 DE2258608C2 (de) 1972-11-30 1972-11-30 Schaltungsanordnung zur Einschaltung eines Füllsignals in eine Tonlücke bei der Tonwiedergabe

Publications (1)

Publication Number Publication Date
GB1446088A true GB1446088A (en) 1976-08-11

Family

ID=5863110

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5531173A Expired GB1446088A (en) 1972-11-30 1973-11-29 Circuit arrangement for sound-reproducing apparatus

Country Status (7)

Country Link
JP (1) JPS5747483B2 (enrdf_load_stackoverflow)
CA (1) CA989316A (enrdf_load_stackoverflow)
DE (1) DE2258608C2 (enrdf_load_stackoverflow)
FR (1) FR2209166B1 (enrdf_load_stackoverflow)
GB (1) GB1446088A (enrdf_load_stackoverflow)
IT (1) IT996380B (enrdf_load_stackoverflow)
NL (1) NL7316286A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59119511A (ja) * 1982-12-27 1984-07-10 Pioneer Electronic Corp 情報再生装置
DE3415956A1 (de) * 1984-04-28 1985-10-31 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur speicherung frequenzmodulierter signale und schaltungsanordnung hierfuer
JPS61125854U (enrdf_load_stackoverflow) * 1984-12-05 1986-08-07
JPS62289446A (ja) * 1986-06-10 1987-12-16 Honda Motor Co Ltd 積層制振遮音材およびその製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6803340A (enrdf_load_stackoverflow) * 1967-03-09 1968-09-10
US3629494A (en) * 1969-08-18 1971-12-21 Rca Corp Signal processor for dropout correction before demodulation

Also Published As

Publication number Publication date
NL7316286A (enrdf_load_stackoverflow) 1974-06-04
JPS5747483B2 (enrdf_load_stackoverflow) 1982-10-09
IT996380B (it) 1975-12-10
FR2209166B1 (enrdf_load_stackoverflow) 1978-03-10
FR2209166A1 (enrdf_load_stackoverflow) 1974-06-28
CA989316A (en) 1976-05-18
JPS4984625A (enrdf_load_stackoverflow) 1974-08-14
DE2258608C2 (de) 1983-08-25
DE2258608A1 (de) 1974-06-06

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19931128