ATE336875T1 - Elektronischer treiber zum leiten eines audiosignals zu wahlweise einem von zwei lautsprechern - Google Patents

Elektronischer treiber zum leiten eines audiosignals zu wahlweise einem von zwei lautsprechern

Info

Publication number
ATE336875T1
ATE336875T1 AT03003829T AT03003829T ATE336875T1 AT E336875 T1 ATE336875 T1 AT E336875T1 AT 03003829 T AT03003829 T AT 03003829T AT 03003829 T AT03003829 T AT 03003829T AT E336875 T1 ATE336875 T1 AT E336875T1
Authority
AT
Austria
Prior art keywords
circuit
speakers
routing
audio signal
balanced output
Prior art date
Application number
AT03003829T
Other languages
English (en)
Inventor
Thomas Lechner
Branch German
Original Assignee
Sony Ericsson Mobile Comm 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 Comm Ab filed Critical Sony Ericsson Mobile Comm Ab
Application granted granted Critical
Publication of ATE336875T1 publication Critical patent/ATE336875T1/de

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
    • H04R3/00—Circuits for transducers
    • H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Telephone Function (AREA)
  • Stereophonic Arrangements (AREA)
  • Stereophonic System (AREA)
AT03003829T 2003-02-20 2003-02-20 Elektronischer treiber zum leiten eines audiosignals zu wahlweise einem von zwei lautsprechern ATE336875T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03003829A EP1450577B1 (de) 2003-02-20 2003-02-20 Elektronischer Treiber zum Leiten eines Audiosignals zu wahlweise einem von zwei Lautsprechern

Publications (1)

Publication Number Publication Date
ATE336875T1 true ATE336875T1 (de) 2006-09-15

Family

ID=32731550

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03003829T ATE336875T1 (de) 2003-02-20 2003-02-20 Elektronischer treiber zum leiten eines audiosignals zu wahlweise einem von zwei lautsprechern

Country Status (6)

Country Link
US (1) US7463743B2 (de)
EP (1) EP1450577B1 (de)
CN (1) CN1751537B (de)
AT (1) ATE336875T1 (de)
DE (1) DE60307590T2 (de)
WO (1) WO2004075602A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602004024759D1 (de) * 2004-01-29 2010-02-04 Sony Ericsson Mobile Comm Ab Schallwiedergabe für tragbares elektronisches Gerät
US8315379B2 (en) * 2004-11-10 2012-11-20 Matech, Inc. Single transducer full duplex talking circuit
JP2008092269A (ja) * 2006-10-02 2008-04-17 Matsushita Electric Ind Co Ltd ハンズフリー通話装置
US20090070424A1 (en) * 2007-09-06 2009-03-12 Brillhart David C System and method to provide a centralized alerting and awareness system through the use of an ear piece or other user interface
US20100266140A1 (en) * 2007-11-30 2010-10-21 Temco Japan Co., Ltd. Voice input/output automatic switching circuit used in hand-held microphone with speaker of communication device such as transceiver
CN101710911B (zh) * 2009-11-19 2012-07-04 中兴通讯股份有限公司 使用模拟开关实现音频切换的装置
GB2489784A (en) * 2010-01-29 2012-10-10 Hewlett Packard Development Co Portable computer having multiple embedded audio controllers
AT508606A3 (de) * 2010-04-16 2011-11-15 Bdp Sicherheitstechnologien Gmbh Geschwindigkeitsabhängige wiedergabe von motorgeräuschen mittels sound-generator von hybrid-/elektroautos
EP2448115B1 (de) * 2010-10-28 2015-06-03 Nxp B.V. Audioverstärker
JP6499523B2 (ja) * 2015-06-15 2019-04-10 株式会社デンソーテン スピーカ及び伝送装置
CN108024177A (zh) * 2018-01-26 2018-05-11 杭州百隆电子有限公司 一种蜂鸣器及其驱动模组
CN112102571B (zh) * 2020-09-08 2024-12-13 福建升腾资讯有限公司 一种双喇叭刷脸终端的报警装置及方法
CN113852894B (zh) * 2021-08-11 2023-08-29 安克创新科技股份有限公司 耳机
CN117641188A (zh) * 2022-08-10 2024-03-01 哈曼国际工业有限公司 音频系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3560656A (en) * 1967-05-01 1971-02-02 Dictaphone Corp Binaural phase differential system
KR860001485B1 (ko) * 1982-09-13 1986-09-26 산요덴기 가부시기가이샤 애널로그스위치회로
JP3256996B2 (ja) * 1991-10-31 2002-02-18 ソニー株式会社 留守番機能付電話装置
GB2310577A (en) * 1996-02-24 1997-08-27 Ford Motor Co Automatic switching amplifier
US6091812A (en) * 1996-11-12 2000-07-18 Siemens Information And Communication Networks, Inc. Apparatus and method for automatically switching a headset between a telephone and a second audio source
US5978689A (en) * 1997-07-09 1999-11-02 Tuoriniemi; Veijo M. Personal portable communication and audio system
DE19742087A1 (de) * 1997-09-24 1999-03-25 Bosch Gmbh Robert Autoradioanlage
US20030013461A1 (en) * 2001-07-16 2003-01-16 Masahito Mizune Mobile telephone device
DE60228529D1 (de) * 2001-07-30 2008-10-09 Matsushita Electric Industrial Co Ltd Schallwiedergabeeinrichtung
US7532732B2 (en) * 2002-06-28 2009-05-12 Intel Corporation Method and apparatus for VoIP telephony call announcement

Also Published As

Publication number Publication date
WO2004075602A1 (en) 2004-09-02
CN1751537A (zh) 2006-03-22
DE60307590T2 (de) 2007-08-09
US7463743B2 (en) 2008-12-09
EP1450577A1 (de) 2004-08-25
US20060262945A1 (en) 2006-11-23
EP1450577B1 (de) 2006-08-16
CN1751537B (zh) 2010-12-08
DE60307590D1 (de) 2006-09-28

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