IT1149979B - Apparato di registrazione riproduzione con attenuazione selettiva dei segnali riprodotti,per facilitare la compresione di segnali audio esterni - Google Patents

Apparato di registrazione riproduzione con attenuazione selettiva dei segnali riprodotti,per facilitare la compresione di segnali audio esterni

Info

Publication number
IT1149979B
IT1149979B IT8022891A IT2289180A IT1149979B IT 1149979 B IT1149979 B IT 1149979B IT 8022891 A IT8022891 A IT 8022891A IT 2289180 A IT2289180 A IT 2289180A IT 1149979 B IT1149979 B IT 1149979B
Authority
IT
Italy
Prior art keywords
understanding
facilitate
signals
external audio
registration apparatus
Prior art date
Application number
IT8022891A
Other languages
English (en)
Other versions
IT8022891A0 (it
Inventor
Tetsuji Nakazawa
Toshio Asai
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of IT8022891A0 publication Critical patent/IT8022891A0/it
Application granted granted Critical
Publication of IT1149979B publication Critical patent/IT1149979B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B31/00—Arrangements for the associated working of recording or reproducing apparatus with related apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Headphones And Earphones (AREA)
IT8022891A 1979-06-21 1980-06-20 Apparato di registrazione riproduzione con attenuazione selettiva dei segnali riprodotti,per facilitare la compresione di segnali audio esterni IT1149979B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979085225U JPS6017052Y2 (ja) 1979-06-21 1979-06-21 テ−プレコ−ダ

Publications (2)

Publication Number Publication Date
IT8022891A0 IT8022891A0 (it) 1980-06-20
IT1149979B true IT1149979B (it) 1986-12-10

Family

ID=13852614

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8022891A IT1149979B (it) 1979-06-21 1980-06-20 Apparato di registrazione riproduzione con attenuazione selettiva dei segnali riprodotti,per facilitare la compresione di segnali audio esterni

Country Status (13)

Country Link
US (1) US4395739A (it)
JP (1) JPS6017052Y2 (it)
AT (1) AT369907B (it)
AU (1) AU536271B2 (it)
BE (1) BE883915A (it)
BR (1) BR8003842A (it)
CA (1) CA1140476A (it)
DE (1) DE3023221A1 (it)
ES (1) ES492608A0 (it)
FR (1) FR2459528A1 (it)
GB (1) GB2054321B (it)
IT (1) IT1149979B (it)
NL (1) NL8003538A (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4605975A (en) * 1983-06-27 1986-08-12 Beaman Franklin D Portable news-gathering cassette recorder having microphone talk-over capability
JP3411648B2 (ja) * 1993-12-20 2003-06-03 アルパイン株式会社 車載用オーディオ装置
CA2911078A1 (en) 2013-05-02 2014-11-06 Bugatone Ltd. Earphone active noise control
WO2015166482A1 (en) * 2014-05-01 2015-11-05 Bugatone Ltd. Methods and devices for operating an audio processing integrated circuit to record an audio signal via a headphone port
US11178478B2 (en) 2014-05-20 2021-11-16 Mobile Physics Ltd. Determining a temperature value by analyzing audio
CA2949610A1 (en) 2014-05-20 2015-11-26 Bugatone Ltd. Aural measurements from earphone output speakers
KR20190013880A (ko) 2016-05-27 2019-02-11 부가톤 엘티디. 사용자 귀에서의 이어피스 존재의 결정

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR84878E (it) 1965-08-16
US1760021A (en) * 1928-02-20 1930-05-27 Jr Lawrence Stone Voice-recording apparatus
FR799350A (fr) 1935-12-17 1936-06-11 Studios Paramount Franc Dispositif détecteur-régulateur du niveau des sons d'accompagnement dans l'enregistrement sonore cinématographique
GB710473A (en) 1951-06-15 1954-06-16 Philips Electrical Ind Ltd Improvements in or relating to electrical amplifying circuits
DE1303812C2 (de) * 1958-12-10 1973-08-02 Bolt, Beranek & Newman, Inc.; Gardner, Wallace Joseph, Dr.; Cambridge, Mass. (V.StA.) Anordnung mit kopfhoerern, die zur ausschaltung oder minderung von schmerz und unbehagenempfindungen bei zahnaerztlicher behandlung an ein elektro-akustisches musikwiedergabegeraet angeschlossen sind
US3283251A (en) * 1963-10-11 1966-11-01 Michigan Magnetics Inc Method of aircraft control and aircraft radio communications and apparatus therefor
US3373508A (en) * 1964-10-29 1968-03-19 Hc Electronics Inc Teaching apparatus
US3403232A (en) * 1964-12-21 1968-09-24 Vm Corp Tape recorder amplifier for signals from two different sources
US3410958A (en) 1965-03-25 1968-11-12 Executone Inf Sys Inc Noise controlled sound reproducing system
US3475564A (en) * 1966-11-08 1969-10-28 Minnesota Mining & Mfg System for selectively reproducing signals recorded at different levels
US3617647A (en) * 1969-03-14 1971-11-02 Styles N Sound Inc Plural stereo tape audio level control system for multiple units
US3634596A (en) * 1969-08-27 1972-01-11 Robert E Rupert System for producing musical tones
DE2040267A1 (de) 1970-08-13 1972-02-17 Agfa Gevaert Ag Vorrichtung zum Mischen von einem Grundtonsignal mit mindestens einem Zusatztonsignal
GB1410772A (en) 1971-08-11 1975-10-22 Nippon Columbia Audio frequency signal changing circuits
JPS5033841B2 (it) * 1971-08-11 1975-11-04
US3916104A (en) * 1972-08-01 1975-10-28 Nippon Columbia Sound signal changing circuit
JPS5322325Y2 (it) * 1973-02-12 1978-06-10
JPS5434569Y2 (it) 1973-08-30 1979-10-23
US3978524A (en) * 1974-09-03 1976-08-31 Bernard Gordon Adapter for playing remotely located electronic apparatus through a magazine tape recorder/reproducer
DE2541417A1 (de) 1975-09-17 1977-03-31 Sido Suemenich Hifi-stereo-steuergeraet
US4095261A (en) * 1976-01-07 1978-06-13 Jesus Rodriguez Audio tape recorder, editor and amplifying system
DE2858302C2 (it) 1977-03-24 1991-01-31 Andreas Mailand/Milano It Pavel
DE2840713B2 (de) 1978-09-19 1980-07-10 Recaro Gmbh & Co, 7312 Kirchheim Anlage zur Übertragung von Sprache und Musik zn einer Mehrzahl von Sitzen, insbesondere Sitzen eines Fahrzeuges

Also Published As

Publication number Publication date
DE3023221A1 (de) 1981-01-15
US4395739A (en) 1983-07-26
CA1140476A (en) 1983-02-01
ES8200782A1 (es) 1981-11-16
ATA324680A (de) 1982-06-15
GB2054321A (en) 1981-02-11
IT8022891A0 (it) 1980-06-20
JPS566012U (it) 1981-01-20
AT369907B (de) 1983-02-10
GB2054321B (en) 1984-08-15
BE883915A (fr) 1980-10-16
NL8003538A (nl) 1980-12-23
AU5904580A (en) 1982-01-28
FR2459528B1 (it) 1984-05-11
BR8003842A (pt) 1981-01-13
ES492608A0 (es) 1981-11-16
FR2459528A1 (fr) 1981-01-09
JPS6017052Y2 (ja) 1985-05-27
AU536271B2 (en) 1984-05-03

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970630