DE50103233D1 - Akustischer wandler für breitband-lautsprecher oder kopfhörer - Google Patents

Akustischer wandler für breitband-lautsprecher oder kopfhörer

Info

Publication number
DE50103233D1
DE50103233D1 DE50103233T DE50103233T DE50103233D1 DE 50103233 D1 DE50103233 D1 DE 50103233D1 DE 50103233 T DE50103233 T DE 50103233T DE 50103233 T DE50103233 T DE 50103233T DE 50103233 D1 DE50103233 D1 DE 50103233D1
Authority
DE
Germany
Prior art keywords
sound
magnetic
magnetic field
resonance tomograph
magnetic resonance
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 - Fee Related
Application number
DE50103233T
Other languages
English (en)
Inventor
Frank Baumgart
Thomas Kaulisch
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.)
Leibniz Institut fuer Neurobiologie
Original Assignee
Leibniz Institut fuer Neurobiologie
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
Priority claimed from DE2000118033 external-priority patent/DE10018033C1/de
Priority claimed from DE2000118032 external-priority patent/DE10018032C1/de
Application filed by Leibniz Institut fuer Neurobiologie filed Critical Leibniz Institut fuer Neurobiologie
Priority to DE50103233T priority Critical patent/DE50103233D1/de
Application granted granted Critical
Publication of DE50103233D1 publication Critical patent/DE50103233D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Headphones And Earphones (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Stereophonic System (AREA)
DE50103233T 2000-04-04 2001-04-02 Akustischer wandler für breitband-lautsprecher oder kopfhörer Expired - Fee Related DE50103233D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50103233T DE50103233D1 (de) 2000-04-04 2001-04-02 Akustischer wandler für breitband-lautsprecher oder kopfhörer

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2000118033 DE10018033C1 (de) 2000-04-04 2000-04-04 Breitband-Lautsprecher
DE2000118032 DE10018032C1 (de) 2000-04-04 2000-04-04 Akustischer Wandler für Kopfhörer
DE50103233T DE50103233D1 (de) 2000-04-04 2001-04-02 Akustischer wandler für breitband-lautsprecher oder kopfhörer
PCT/EP2001/003720 WO2001076320A2 (de) 2000-04-04 2001-04-02 Akustischer wandler für breitband-lautsprecher oder kopfhörer

Publications (1)

Publication Number Publication Date
DE50103233D1 true DE50103233D1 (de) 2004-09-16

Family

ID=26005277

Family Applications (1)

Application Number Title Priority Date Filing Date
DE50103233T Expired - Fee Related DE50103233D1 (de) 2000-04-04 2001-04-02 Akustischer wandler für breitband-lautsprecher oder kopfhörer

Country Status (8)

Country Link
US (1) US20030161494A1 (de)
EP (1) EP1273204B1 (de)
JP (1) JP2004516690A (de)
AT (1) ATE273604T1 (de)
AU (1) AU2001256247A1 (de)
CA (1) CA2405436A1 (de)
DE (1) DE50103233D1 (de)
WO (1) WO2001076320A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101362773B1 (ko) 2012-10-24 2014-02-14 삼성전자주식회사 Ｍｒｉ 장치의 자기장을 이용하는 전기 음향 변환기, ｍｒｉ 음향 시스템 및 음향 출력 장치
US9702947B2 (en) 2012-10-24 2017-07-11 Samsung Electronics Co., Ltd. MRI acoustic system, acoustic output device, and electro-acoustic transducer
GB2524550A (en) * 2014-03-27 2015-09-30 Nokia Technologies Oy An apparatus and method of providing an acoustic signal
JP7252629B2 (ja) 2016-11-28 2023-04-05 イノベア メディカル インコーポレーテッド 騒音環境におけるコミュニケーションのためのシステム、方法及び装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3636278A (en) * 1969-02-19 1972-01-18 Heil Scient Lab Inc Acoustic transducer with a diaphragm forming a plurality of adjacent narrow air spaces open only at one side with the open sides of adjacent air spaces alternatingly facing in opposite directions
US3898598A (en) * 1974-01-24 1975-08-05 Foster Tsushin Kogyo Dynamic electroacoustic transducer
US4056697A (en) * 1976-09-03 1977-11-01 Oskar Heil Movable diaphragm connector method flexible hinge diaphragm surround and electro-acoustic transducer with folded diaphragm with intermediate flexible portions
JPS56100600A (en) * 1980-01-14 1981-08-12 Seiko Instr & Electronics Ltd Electrostatic speaker
US4550228A (en) * 1983-02-22 1985-10-29 Apogee Acoustics, Inc. Ribbon speaker system
NL8402024A (nl) * 1984-06-27 1986-01-16 Philips Nv Kernspin resonantie apparaat met communicatie systeem.
US5195143A (en) * 1991-05-31 1993-03-16 Apogee Acoustics, Inc. Acoustical ribbon transducer loudspeaker system
BE1007806A3 (nl) * 1993-11-30 1995-10-24 Philips Electronics Nv Magnetisch resonantie apparaat bevattende een communicatiesysteem.
DE19727657C1 (de) * 1997-06-30 1999-01-14 Inst Neurobiologie Direktor Pr Antischallautsprecher

Also Published As

Publication number Publication date
AU2001256247A1 (en) 2001-10-15
US20030161494A1 (en) 2003-08-28
WO2001076320A2 (de) 2001-10-11
ATE273604T1 (de) 2004-08-15
WO2001076320A3 (de) 2002-04-18
EP1273204A2 (de) 2003-01-08
JP2004516690A (ja) 2004-06-03
CA2405436A1 (en) 2002-10-04
EP1273204B1 (de) 2004-08-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee