FR1169701A - Dispositif électromagnétique, notamment pour microphones et écouteurs - Google Patents

Dispositif électromagnétique, notamment pour microphones et écouteurs

Info

Publication number
FR1169701A
FR1169701A FR1169701DA FR1169701A FR 1169701 A FR1169701 A FR 1169701A FR 1169701D A FR1169701D A FR 1169701DA FR 1169701 A FR1169701 A FR 1169701A
Authority
FR
France
Prior art keywords
headphones
microphones
electromagnetic device
electromagnetic
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)
Inventor
Jacques-Marie-Noel Hanlet
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.)
CT D ETUDES ET DE DEV de l ELE
Original Assignee
CT D ETUDES ET DE DEV de l ELE
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 CT D ETUDES ET DE DEV de l ELE filed Critical CT D ETUDES ET DE DEV de l ELE
Application granted granted Critical
Publication of FR1169701A publication Critical patent/FR1169701A/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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
FR1169701D 1957-03-15 1957-03-15 Dispositif électromagnétique, notamment pour microphones et écouteurs Expired FR1169701A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1064986X 1957-03-15

Publications (1)

Publication Number Publication Date
FR1169701A true FR1169701A (fr) 1959-01-05

Family

ID=9602035

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1169701D Expired FR1169701A (fr) 1957-03-15 1957-03-15 Dispositif électromagnétique, notamment pour microphones et écouteurs

Country Status (3)

Country Link
US (1) US3012107A (fr)
DE (1) DE1064986B (fr)
FR (1) FR1169701A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3139490A (en) * 1958-10-15 1964-06-30 Lyons Philip Daniel Sound reproducing and recording device
US3141071A (en) * 1960-07-18 1964-07-14 Rosen Alfred H Full range electroacoustic transducers

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1269138A (fr) * 1960-06-23 1961-08-11 Perfectionnements apportés aux haut-parleurs, aux microphones, et aux dispositifs analogues, de type électrodynamique
US3283086A (en) * 1963-06-17 1966-11-01 Willis F Evans Versatile extensive area sound reproducer or audio transducer
JPS587757Y2 (ja) * 1978-02-25 1983-02-10 澤藤 正 平面駆動型電気−音響相互変換器
US4584438A (en) * 1980-07-07 1986-04-22 Erl Koenig Percussion air motor
US6108433A (en) * 1998-01-13 2000-08-22 American Technology Corporation Method and apparatus for a magnetically induced speaker diaphragm
US6385327B1 (en) * 1998-06-16 2002-05-07 U.S. Philips Corporation Device having two coaxially disposed bodies which are movable relative to one another along a translation axis
US6850623B1 (en) 1999-10-29 2005-02-01 American Technology Corporation Parametric loudspeaker with improved phase characteristics
EP1304903B8 (fr) * 2001-10-09 2017-05-24 Panasonic Intellectual Property Management Co., Ltd. Transducteur électroacoustique et dispositif électronique
EP1434463A3 (fr) * 2002-12-27 2008-11-26 Panasonic Corporation Transducteur électroacoustique et dispositif électronique avec un tel transducteur
US7564981B2 (en) 2003-10-23 2009-07-21 American Technology Corporation Method of adjusting linear parameters of a parametric ultrasonic signal to reduce non-linearities in decoupled audio output waves and system including same
US8275137B1 (en) 2007-03-22 2012-09-25 Parametric Sound Corporation Audio distortion correction for a parametric reproduction system
US10681467B2 (en) * 2016-05-11 2020-06-09 Samsung Electronics Co., Ltd. Slim acoustic transducer and image display apparatus having the same
KR102272386B1 (ko) * 2016-05-11 2021-07-02 삼성전자주식회사 박형 음향 트랜스듀서 및 이를 구비한 영상표시장치
US10959024B2 (en) * 2018-09-27 2021-03-23 Apple Inc. Planar magnetic driver having trace-free radiating region

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1034200A (en) * 1910-10-24 1912-07-30 Louis W Carroll Telephone-receiver.
US1238439A (en) * 1914-04-24 1917-08-28 Rudow Rummler Telephone for transmitting and reproducing sounds.
GB329328A (en) * 1929-02-22 1930-05-13 Malcolm Miller Irvine Improvements in and relating to diaphragms for use in the recording, or reproduction of sound, or other vibratory motion
AT134225B (de) * 1932-07-19 1933-07-25 Karl Feichtinger Elektrodynamischer Lautsprecher.
US2404798A (en) * 1941-10-15 1946-07-30 Bell Telephone Labor Inc Electromechanical device
US2535757A (en) * 1946-06-25 1950-12-26 John J Root Peripherally driven electroacoustical transducer
GB705330A (en) * 1951-11-09 1954-03-10 Siemens Brothers & Co Ltd Improvements relating to electromagnetic telephone instruments

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3139490A (en) * 1958-10-15 1964-06-30 Lyons Philip Daniel Sound reproducing and recording device
US3141071A (en) * 1960-07-18 1964-07-14 Rosen Alfred H Full range electroacoustic transducers

Also Published As

Publication number Publication date
DE1064986B (de) 1959-09-10
US3012107A (en) 1961-12-05

Similar Documents

Publication Publication Date Title
FR1169701A (fr) Dispositif électromagnétique, notamment pour microphones et écouteurs
CH363378A (de) Lautsprecher-Telephonanlage
FR1180456A (fr) Haut-parleur électrodynamique
FR1377088A (fr) Transducteur électro-acoustique et dispositif pour sa fabrication
FR74307E (fr) Dispositif magnétique
FR1196858A (fr) Dispositif haut-parleur
FR1209339A (fr) Dispositif magnétique
FR1301808A (fr) Haut-parleur perfectionné pour fréquences aiguës
FR1174453A (fr) Dispositif de soutien et de guidage, notamment pour les tiroirs
FR73164E (fr) Dispositif électromagnétique, notamment pour microphones et écouteurs
FR1198767A (fr) Amplificateur ferromagnétique
FR1174054A (fr) Dispositif électromagnétique polarisé
FR1188092A (fr) Haut-parleur électrodynamique perfectionné
FR1189084A (fr) Dispositif magnétique
CA545026A (fr) Methode et dispositif de pedicure
FR1249223A (fr) Propulseur-pompe électro-magnétique
FR1188767A (fr) Système de va-et-vient pour tamis standard
CH364285A (de) Hornlautsprecher
FR1183332A (fr) Amplificateur téléphonique
FR1096503A (fr) Dispositif de réglage, notamment pour mobilier scolaire, et mobilier scolaire en comportant application
CA543379A (fr) Dispositif magnetique
FR1167133A (fr) Livre et notamment agenda
CA537065A (fr) Dispositif d'enregistrement electrodynamique
CA550891A (fr) Dispositif capaciteur electromagnetique
CA523817A (fr) Structure de diaphragme et dispositif la renfermant