DE602004024759D1 - Schallwiedergabe für tragbares elektronisches Gerät - Google Patents

Schallwiedergabe für tragbares elektronisches Gerät

Info

Publication number
DE602004024759D1
DE602004024759D1 DE602004024759T DE602004024759T DE602004024759D1 DE 602004024759 D1 DE602004024759 D1 DE 602004024759D1 DE 602004024759 T DE602004024759 T DE 602004024759T DE 602004024759 T DE602004024759 T DE 602004024759T DE 602004024759 D1 DE602004024759 D1 DE 602004024759D1
Authority
DE
Germany
Prior art keywords
portable electronic
sound reproduction
electronic device
speaker
receiver
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 - Lifetime
Application number
DE602004024759T
Other languages
English (en)
Inventor
Stefan Gustavsson
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.)
Sony Mobile Communications AB
Original Assignee
Sony Ericsson Mobile Communications AB
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 Ericsson Mobile Communications AB filed Critical Sony Ericsson Mobile Communications AB
Publication of DE602004024759D1 publication Critical patent/DE602004024759D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6016—Substation equipment, e.g. for use by subscribers including speech amplifiers in the receiver circuit
    • 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
DE602004024759T 2004-01-29 2004-01-29 Schallwiedergabe für tragbares elektronisches Gerät Expired - Lifetime DE602004024759D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04001929A EP1560400B1 (de) 2004-01-29 2004-01-29 Schallwiedergabe für tragbares elektronisches Gerät

Publications (1)

Publication Number Publication Date
DE602004024759D1 true DE602004024759D1 (de) 2010-02-04

Family

ID=34639406

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004024759T Expired - Lifetime DE602004024759D1 (de) 2004-01-29 2004-01-29 Schallwiedergabe für tragbares elektronisches Gerät

Country Status (6)

Country Link
US (1) US7668320B2 (de)
EP (1) EP1560400B1 (de)
CN (1) CN100531242C (de)
AT (1) ATE453287T1 (de)
DE (1) DE602004024759D1 (de)
WO (1) WO2005076581A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7040323B1 (en) * 2002-08-08 2006-05-09 Tini Alloy Company Thin film intrauterine device
US7632361B2 (en) * 2004-05-06 2009-12-15 Tini Alloy Company Single crystal shape memory alloy devices and methods
US7763342B2 (en) * 2005-03-31 2010-07-27 Tini Alloy Company Tear-resistant thin film methods of fabrication
US7957541B2 (en) * 2006-01-27 2011-06-07 Sony Ericsson Mobile Communications Ab Acoustic compliance adjuster
US8920343B2 (en) 2006-03-23 2014-12-30 Michael Edward Sabatino Apparatus for acquiring and processing of physiological auditory signals
US20080213062A1 (en) * 2006-09-22 2008-09-04 Tini Alloy Company Constant load fastener
US20080075557A1 (en) * 2006-09-22 2008-03-27 Johnson A David Constant load bolt
US8320585B2 (en) 2007-02-08 2012-11-27 Motorola Solutions, Inc. Radio with dual sided audio
FR2917927A1 (fr) * 2007-06-25 2008-12-26 Modelabs Technologies Ltd Dispositif de controle de l'eloignement d'un accessoire portable de telephonie, tel qu'une oreillette, et d'un telephone cellulaire
US8007674B2 (en) 2007-07-30 2011-08-30 Tini Alloy Company Method and devices for preventing restenosis in cardiovascular stents
US7842143B2 (en) * 2007-12-03 2010-11-30 Tini Alloy Company Hyperelastic shape setting devices and fabrication methods
CN101640710A (zh) * 2008-07-30 2010-02-03 深圳富泰宏精密工业有限公司 具有受话器的电子装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4124786A (en) * 1977-01-21 1978-11-07 Kircher John C Speaker comparator devices and methods of making and using the same
US4683591A (en) * 1985-04-29 1987-07-28 Emhart Industries, Inc. Proportional power demand audio amplifier control
US6144738A (en) * 1997-05-05 2000-11-07 Nortel Networks Corporation Telephone handset with enhanced handset/handsfree receiving and alerting audio quality
JP3439086B2 (ja) * 1997-09-10 2003-08-25 松下電器産業株式会社 簡易型携帯電話機
GB2355128B (en) * 1999-10-08 2003-04-09 Nokia Mobile Phones Ltd Portable electronics device
JP2001352369A (ja) * 2000-06-07 2001-12-21 Nec Saitama Ltd 折り畳み型携帯通信機
JP2002281135A (ja) * 2001-03-21 2002-09-27 Nec Viewtechnology Ltd 携帯電話
EP1282335B1 (de) * 2001-07-30 2008-08-27 Matsushita Electric Industrial Co., Ltd. Schallwiedergabeeinrichtung
FR2829651B1 (fr) * 2001-09-13 2005-06-24 Cit Alcatel Composant pour terminal de radiocommunication constituant antenne, haut-parleur et sonnerie
ATE303695T1 (de) * 2001-10-08 2005-09-15 Siemens Ag Mobiles kommunikationsendgerät mit im gerätegehäuse angeordnetem flachlautsprecher und einem weiteren schallwandler angeordnet zu einem zwei-wege-systems mit dem flachlautsprecher
DE60307590T2 (de) * 2003-02-20 2007-08-09 Sony Ericsson Mobile Communications Ab Elektronische Ansteuerschaltung zum Leiten eines Audiosignals wahlweise zu einem von zwei Lautsprechern
US7194099B2 (en) * 2003-06-10 2007-03-20 Motorola, Inc. Handheld electronics devices with multiple user sensory transducers and methods

Also Published As

Publication number Publication date
EP1560400B1 (de) 2009-12-23
US7668320B2 (en) 2010-02-23
WO2005076581A1 (en) 2005-08-18
EP1560400A1 (de) 2005-08-03
CN100531242C (zh) 2009-08-19
US20070127740A1 (en) 2007-06-07
CN1914890A (zh) 2007-02-14
ATE453287T1 (de) 2010-01-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition