FR2821518A1 - Microphone/haut-parleur integre pour un dispositif de communication sans fil - Google Patents

Microphone/haut-parleur integre pour un dispositif de communication sans fil Download PDF

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Publication number
FR2821518A1
FR2821518A1 FR0103946A FR0103946A FR2821518A1 FR 2821518 A1 FR2821518 A1 FR 2821518A1 FR 0103946 A FR0103946 A FR 0103946A FR 0103946 A FR0103946 A FR 0103946A FR 2821518 A1 FR2821518 A1 FR 2821518A1
Authority
FR
France
Prior art keywords
vibration system
wireless communication
microphone
communication device
speaker
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.)
Withdrawn
Application number
FR0103946A
Other languages
English (en)
French (fr)
Inventor
Bill Yang
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.)
Cotron Corp
Original Assignee
Cotron 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 Cotron Corp filed Critical Cotron Corp
Publication of FR2821518A1 publication Critical patent/FR2821518A1/fr
Withdrawn legal-status Critical Current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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/10—Telephone receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/026—Transducers having separately controllable opposing diaphragms, e.g. for ring-tone and voice
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Telephone Set Structure (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
FR0103946A 2001-02-23 2001-03-23 Microphone/haut-parleur integre pour un dispositif de communication sans fil Withdrawn FR2821518A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27111101P 2001-02-23 2001-02-23

Publications (1)

Publication Number Publication Date
FR2821518A1 true FR2821518A1 (fr) 2002-08-30

Family

ID=23034236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0103946A Withdrawn FR2821518A1 (fr) 2001-02-23 2001-03-23 Microphone/haut-parleur integre pour un dispositif de communication sans fil

Country Status (9)

Country Link
AT (1) ATA6802001A (sv)
AU (1) AU3517901A (sv)
CA (1) CA2340845A1 (sv)
DE (1) DE10112544A1 (sv)
FI (1) FI20010744A (sv)
FR (1) FR2821518A1 (sv)
GB (1) GB2376371A (sv)
SE (1) SE0101399A0 (sv)
ZA (1) ZA200102911B (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI254588B (en) * 2004-03-18 2006-05-01 Cotron Corp Speaker module frame, speaker module therewith, and electrical device with the speaker module
DE102014218427B4 (de) * 2014-09-15 2016-06-02 Kendrion Kuhnke Automotive GmbH Lautsprecher, insbesondere elektrodynamischer Lautsprecher
US10250994B2 (en) 2016-03-18 2019-04-02 Dolby International Ab Force balanced micro transducer array

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5701358A (en) * 1994-07-05 1997-12-23 Larsen; John T. Isobaric loudspeaker
JP3641819B2 (ja) * 1998-03-05 2005-04-27 アツデン株式会社 電気・音響変換器
DE19821862A1 (de) * 1998-05-15 1999-11-18 Nokia Deutschland Gmbh Schallwiedergabeanordnung
EP1045613B1 (en) * 1999-04-14 2005-06-29 Matsushita Electric Industrial Co., Ltd. Driving circuit, electro-mechanical-acoustic transducer, and portable terminal apparatus
KR100336296B1 (ko) * 1999-07-30 2002-05-13 장세열 듀얼 음원 구조를 갖는 전기-음향 변환기

Also Published As

Publication number Publication date
DE10112544A1 (de) 2002-09-19
ZA200102911B (en) 2002-01-10
ATA6802001A (de) 2005-10-15
FI20010744A0 (sv) 2001-04-10
GB0106571D0 (en) 2001-05-09
SE0101399L (sv) 2002-08-24
CA2340845A1 (en) 2002-08-23
SE0101399D0 (sv) 2001-04-23
AU3517901A (en) 2002-08-29
FI20010744A (sv) 2002-08-24
SE0101399A0 (en) 2002-08-24
GB2376371A (en) 2002-12-11

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Legal Events

Date Code Title Description
ST Notification of lapse