FR905354A - Appareil d'enregistrement stéréophonique d'oscillations acoustiques - Google Patents

Appareil d'enregistrement stéréophonique d'oscillations acoustiques

Info

Publication number
FR905354A
FR905354A FR905354DA FR905354A FR 905354 A FR905354 A FR 905354A FR 905354D A FR905354D A FR 905354DA FR 905354 A FR905354 A FR 905354A
Authority
FR
France
Prior art keywords
recording device
acoustic oscillation
stereophonic acoustic
oscillation recording
stereophonic
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
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR905354A publication Critical patent/FR905354A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic Arrangements (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
FR905354D 1943-05-17 1944-06-23 Appareil d'enregistrement stéréophonique d'oscillations acoustiques Expired FR905354A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL626086X 1943-05-17

Publications (1)

Publication Number Publication Date
FR905354A true FR905354A (fr) 1945-12-03

Family

ID=19788573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905354D Expired FR905354A (fr) 1943-05-17 1944-06-23 Appareil d'enregistrement stéréophonique d'oscillations acoustiques

Country Status (6)

Country Link
US (1) US2563010A (fr)
BE (1) BE455912A (fr)
DE (1) DE879704C (fr)
FR (1) FR905354A (fr)
GB (1) GB626086A (fr)
NL (1) NL69032C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2320024A1 (fr) * 1975-07-30 1977-02-25 Sony Corp Ensemble de prise de son

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787183A (en) * 1954-05-24 1957-04-02 Donald J Russo Microphone arrangement for accordions
NL106407C (fr) * 1956-08-31 1963-10-02
JPS5230402A (en) * 1975-09-04 1977-03-08 Victor Co Of Japan Ltd Multichannel stereo system
DE3509376A1 (de) * 1984-03-27 1985-11-07 Head Stereo GmbH Kopfbezogene Aufnahme- und Wiedergabetechnik, 8000 München Kunstkopf-messsystem
US4675906A (en) * 1984-12-20 1987-06-23 At&T Company, At&T Bell Laboratories Second order toroidal microphone
DE8509965U1 (de) * 1985-04-03 1985-06-20 Woywod, Gerhard, 4330 Mülheim Elektroakustische Anordnung für richtungsorientiertes, räumliches Hören
DE3600011C2 (de) * 1986-01-02 1994-08-25 J Hinrich Prof Dr Peters Kunstkopfartige Tonaufnahmeanordnung
GB2246861B (en) * 1990-08-06 1992-10-07 David Geoffrey Edwards Blast gauge
US5627901A (en) * 1993-06-23 1997-05-06 Apple Computer, Inc. Directional microphone for computer visual display monitor and method for construction
US5793873A (en) * 1996-07-07 1998-08-11 Visual Sound Limited Partnership Sound capturing method and device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1329925A (en) * 1917-05-22 1920-02-03 Frances W Perkins Sound detector and recorder
US1855149A (en) * 1927-04-13 1932-04-19 Jones W Bartlett Method and means for the ventriloquial production of sound
US1855146A (en) * 1928-12-14 1932-04-19 Jones W Bartlett Method and apparatus for audition
US2414695A (en) * 1939-10-31 1947-01-21 Rca Corp Apparatus for locating sound sources

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2320024A1 (fr) * 1975-07-30 1977-02-25 Sony Corp Ensemble de prise de son

Also Published As

Publication number Publication date
GB626086A (en) 1949-07-08
NL69032C (fr)
DE879704C (de) 1953-06-15
BE455912A (fr)
US2563010A (en) 1951-08-07

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