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; 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

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 System (AREA)
  • Stereophonic Arrangements (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 (13)

* 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
US20120014533A1 (en) * 2010-01-29 2012-01-19 David Gough 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
CN112102571A (zh) * 2020-09-08 2020-12-18 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

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
CA2393498A1 (en) * 2001-07-16 2003-01-16 Sanyo Electric Co., Ltd. Mobile telephone device
DE60228529D1 (de) * 2001-07-30 2008-10-09 Matsushita Electric Ind 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
EP1450577B1 (de) 2006-08-16
DE60307590D1 (de) 2006-09-28
CN1751537A (zh) 2006-03-22
EP1450577A1 (de) 2004-08-25
US7463743B2 (en) 2008-12-09
DE60307590T2 (de) 2007-08-09
CN1751537B (zh) 2010-12-08
US20060262945A1 (en) 2006-11-23
WO2004075602A1 (en) 2004-09-02

Similar Documents

Publication Publication Date Title
ATE336875T1 (de) Elektronischer treiber zum leiten eines audiosignals zu wahlweise einem von zwei lautsprechern
US20100054492A1 (en) Leak-Tolerant Earspeakers, Related Portable Electronic Devices and Methods of Operating the Same
CA2582473C (en) Acoustic apparatus and telephone conversation apparatus
KR100605885B1 (ko) 이동통신 단말기의 음향신호 출력장치 및 방법
ATE341893T1 (de) Kopfhörerdraht und kopfhörer
JP2010527541A (ja) 周囲雑音減少機能を備えた通信装置
EP1566950B1 (de) Faltbares elektronisches Gerät mit Lautsprecherpaar und zustandsabhängiger Zuordnung von rechtem und linkem Kanal
US20050096099A1 (en) Integrated hands free mobile system
CN1816218B (zh) 具有至少两个换能器的移动终端
JP2012501128A (ja) 信号経路上の接地基準の駆動方法、信号経路上の接地基準を駆動する制御回路、及び携帯機器
CA2464076A1 (en) Call system
US20030076952A1 (en) Earphone capable of automatically receiving telephone calls
CN214507136U (zh) 电子设备
JP3127386U (ja) 多機能音声効果補助装置
KR200255401Y1 (ko) 휴대폰및 음향기기에 동시사용할수 있는 착탈 분리형이어마이크로폰 만능제어장치
JP2001046969A (ja) スピーカの駆動方法及び携帯電話
KR200252624Y1 (ko) 휴대폰의 이어마이크로폰과 음향기기의 리모콘에연결하여 동시 또는 각각 분리하여 사용할 수 있는 착탈분리형 만능 제어장치
KR200305260Y1 (ko) 이어폰형 핸즈프리나 음향기기용 이어셋/헤드셋과 함께사용 가능한 발광모듈
KR200309139Y1 (ko) 휴대 전화 핸즈프리기능이 내장되고 컴퓨터와 USB Port로연결되는 헤드폰세트
KR830001580B1 (ko) 확성전화기의 음성용 트랜스레스 2선식 동시통화장치
KR200362716Y1 (ko) 핸즈프리키트장치
KR20040099682A (ko) 블루투스를 이용한 근거리 무선 핸드폰
KR200323305Y1 (ko) 휴대폰의 데스크탑홀더
JP2011160104A (ja) ハンズフリー用音声出力システム
CN1921498A (zh) 通信装置外接式来电提示器及具有该提示器的耳机装置

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties