ATE338440T1 - Hocheffizienter treiber für miniaturlautsprecher - Google Patents

Hocheffizienter treiber für miniaturlautsprecher

Info

Publication number
ATE338440T1
ATE338440T1 AT02792698T AT02792698T ATE338440T1 AT E338440 T1 ATE338440 T1 AT E338440T1 AT 02792698 T AT02792698 T AT 02792698T AT 02792698 T AT02792698 T AT 02792698T AT E338440 T1 ATE338440 T1 AT E338440T1
Authority
AT
Austria
Prior art keywords
driver
bridge
provides
present
highly efficient
Prior art date
Application number
AT02792698T
Other languages
English (en)
Inventor
Claus Erdmann Fuerst
Henrik Thomsen
Lars J Rn Stenberg
Jens Kristian Poulsen
Original Assignee
Sonion As
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 Sonion As filed Critical Sonion As
Application granted granted Critical
Publication of ATE338440T1 publication Critical patent/ATE338440T1/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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/005—Details of transducers, loudspeakers or microphones using digitally weighted transducing elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
AT02792698T 2001-11-30 2002-12-02 Hocheffizienter treiber für miniaturlautsprecher ATE338440T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US33435801P 2001-11-30 2001-11-30
US40438902P 2002-08-20 2002-08-20

Publications (1)

Publication Number Publication Date
ATE338440T1 true ATE338440T1 (de) 2006-09-15

Family

ID=26989164

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02792698T ATE338440T1 (de) 2001-11-30 2002-12-02 Hocheffizienter treiber für miniaturlautsprecher

Country Status (8)

Country Link
US (1) US7336794B2 (de)
EP (1) EP1449404B1 (de)
KR (1) KR100916007B1 (de)
CN (1) CN1608393B (de)
AT (1) ATE338440T1 (de)
AU (1) AU2002358454A1 (de)
DE (1) DE60214417T2 (de)
WO (1) WO2003047309A1 (de)

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6867722B2 (en) * 2003-02-13 2005-03-15 Texas Instruments Incorporated H-bridge common-mode noise reduction circuit
DK1661373T6 (da) * 2003-08-26 2019-10-21 Oticon As Digital kommunikationsanordning
FR2866166B1 (fr) * 2004-02-06 2006-06-16 Anagram Technologies Sa Modulateur en treillis vectoriel
ATE413788T1 (de) * 2004-02-08 2008-11-15 Widex As Ausgangsstufe für ein hörgerät und verfahren zur ansteuerung einer ausgangsstufe
DE102005006858A1 (de) * 2005-02-15 2006-09-07 Siemens Audiologische Technik Gmbh Hörhilfegerät mit einem Ausgangsverstärker, der einen Sigma-Delta-Modulator umfasst
US7746935B2 (en) * 2005-05-13 2010-06-29 Xienetics, Inc. Digital amplifier system for driving a capacitive load
DK2226951T3 (en) * 2005-08-22 2017-03-27 Oticon As A system for wireless transmission and reception of inductively coupled data
US7715578B2 (en) * 2005-11-30 2010-05-11 Research In Motion Limited Hearing aid having improved RF immunity to RF electromagnetic interference produced from a wireless communications device
JP2007166190A (ja) * 2005-12-13 2007-06-28 Matsushita Electric Ind Co Ltd Ｄ級アンプ
KR101341761B1 (ko) 2006-05-21 2013-12-13 트라이젠스 세미컨덕터 가부시키가이샤 디지털 아날로그 변환장치
KR100968203B1 (ko) * 2008-06-03 2010-07-06 주식회사 현대오토넷 차량용 오디오 시스템
JP5396588B2 (ja) * 2008-06-16 2014-01-22 株式会社 Ｔｒｉｇｅｎｃｅ Ｓｅｍｉｃｏｎｄｕｃｔｏｒ デジタルスピーカー駆動装置，デジタルスピーカー装置，アクチュエータ，平面ディスプレイ装置及び携帯電子機器
KR101650812B1 (ko) * 2009-03-03 2016-08-24 삼성전자주식회사 하프-브릿지 3-레벨 ｐｗｍ 증폭기 및 그 구동 방법
WO2011070810A1 (ja) 2009-12-09 2011-06-16 株式会社 Ｔｒｉｇｅｎｃｅ Ｓｅｍｉｃｏｎｄｕｃｔｏｒ 選択装置
CN103096217B (zh) 2009-12-16 2016-09-28 株式会社特瑞君思半导体 音响系统
JP2011182263A (ja) * 2010-03-02 2011-09-15 Panasonic Corp スピーカ駆動集積回路
DE102010039303A1 (de) * 2010-08-13 2012-02-16 Siemens Medical Instruments Pte. Ltd. Verfahren zum Reduzieren von Interferenzen und Hörvorrichtung
JP5580946B2 (ja) 2011-02-28 2014-08-27 ヴェーデクス・アクティーセルスカプ 補聴器および出力段を駆動する方法
WO2012116720A1 (en) 2011-02-28 2012-09-07 Widex A/S Hearing aid with an h-bridge output stage and a method of driving an output stage
EP2730097B1 (de) 2011-07-07 2019-09-18 Sonion Nederland B.V. Mehrfachhöreranordnung und montageverfahren dafür
US9084061B2 (en) 2012-08-08 2015-07-14 Semiconductor Components Industries, Llc Method and system for improving quality of audio sound
US9066187B2 (en) 2012-10-18 2015-06-23 Sonion Nederland Bv Dual transducer with shared diaphragm
US9247359B2 (en) 2012-10-18 2016-01-26 Sonion Nederland Bv Transducer, a hearing aid comprising the transducer and a method of operating the transducer
DK2747459T3 (en) 2012-12-21 2018-12-17 Sonion Nederland Bv RIC unit with Thuras tube
EP2750413B1 (de) 2012-12-28 2017-02-22 Sonion Nederland B.V. Hörgerät
US9401575B2 (en) 2013-05-29 2016-07-26 Sonion Nederland Bv Method of assembling a transducer assembly
DK2849463T3 (en) 2013-09-16 2018-06-25 Sonion Nederland Bv Transducer with moisture transporting element
EP2908551A1 (de) 2014-02-14 2015-08-19 Sonion Nederland B.V. Verbinder für eine Empfängeranordnung
US10021498B2 (en) 2014-02-18 2018-07-10 Sonion A/S Method of manufacturing assemblies for hearing aids
DK2914018T3 (en) 2014-02-26 2017-01-30 Sonion Nederland Bv Speaker, luminaire and method
US9432774B2 (en) 2014-04-02 2016-08-30 Sonion Nederland B.V. Transducer with a bent armature
EP2953380A1 (de) 2014-06-04 2015-12-09 Sonion Nederland B.V. Akustische Übersprechkompensation
EP3041263B1 (de) 2014-12-30 2022-01-05 Sonion Nederland B.V. Hybridempfängermodul
US10009693B2 (en) 2015-01-30 2018-06-26 Sonion Nederland B.V. Receiver having a suspended motor assembly
EP3057339B1 (de) 2015-02-10 2020-09-23 Sonion Nederland B.V. Mikrofonmodul mit gemeinsamer mittlerer toneinlassanordnung
DK3073764T3 (en) 2015-03-25 2021-05-10 Sonion Nederland Bv A hearing aid comprising an insert member
US9980029B2 (en) 2015-03-25 2018-05-22 Sonion Nederland B.V. Receiver-in-canal assembly comprising a diaphragm and a cable connection
DK3133829T3 (da) 2015-08-19 2020-06-22 Sonion Nederland Bv Lydgiverenhed med forbedret frekvensrespons
EP3139627B1 (de) 2015-09-02 2019-02-13 Sonion Nederland B.V. Mehrwege kopfhörer
US9668065B2 (en) 2015-09-18 2017-05-30 Sonion Nederland B.V. Acoustical module with acoustical filter
EP3157270B1 (de) 2015-10-14 2021-03-31 Sonion Nederland B.V. Hörgerät mit vibrationsempfindlichem wandler
EP3160157B1 (de) 2015-10-21 2018-09-26 Sonion Nederland B.V. Vibrationskompensierte vibroakustische anordnung
EP3177037B1 (de) 2015-12-04 2020-09-30 Sonion Nederland B.V. Balanced armature wandler mit bistabiler balanced armature
EP3185584B1 (de) 2015-12-21 2020-04-22 Sonion Nederland B.V. Receiver-anordnung mit ausgeprägter längsrichtung
DK3197046T3 (da) 2016-01-25 2021-07-05 Sonion Nederland Bv Selvforspændt output booster forstærker samt anvendelse deraf
EP3200479A3 (de) 2016-01-28 2017-08-30 Sonion Nederland B.V. Elektrostatischer schallgenerator und anordnung mit elektrostatischem schallgenerator und transformator
DK3232685T3 (en) 2016-04-13 2021-04-19 Sonion Nederland Bv A dome for a personal audio device
US10078097B2 (en) 2016-06-01 2018-09-18 Sonion Nederland B.V. Vibration or acceleration sensor applying squeeze film damping
DK3703389T1 (en) 2016-08-26 2020-11-09 Sonion Nederland Bv Vibration sensor with low-frequency roll-off response curve
EP3293985B1 (de) 2016-09-12 2021-03-24 Sonion Nederland B.V. Hörer mit integrierter membranbewegungserkennung
US10425714B2 (en) 2016-10-19 2019-09-24 Sonion Nederland B.V. Ear bud or dome
US20180145643A1 (en) 2016-11-18 2018-05-24 Sonion Nederland B.V. Circuit for providing a high and a low impedance and a system comprising the circuit
EP3324645A1 (de) 2016-11-18 2018-05-23 Sonion Nederland B.V. Phasenkorrigierendes system und phasenkorrigierbares wandlersystem
EP3324649A1 (de) 2016-11-18 2018-05-23 Sonion Nederland B.V. Wandler mit hoher empfindlichkeit
US10656006B2 (en) 2016-11-18 2020-05-19 Sonion Nederland B.V. Sensing circuit comprising an amplifying circuit and an amplifying circuit
EP3337184B1 (de) 2016-12-14 2020-03-25 Sonion Nederland B.V. Anker und wandler mit dem anker
DK3337192T3 (en) 2016-12-16 2021-05-10 Sonion Nederland Bv A receiver assembly
US10616680B2 (en) 2016-12-16 2020-04-07 Sonion Nederland B.V. Receiver assembly
EP3343950A1 (de) 2016-12-28 2018-07-04 Sonion Nederland B.V. Magnetanordnung
DK3343956T3 (en) 2016-12-30 2021-05-03 Sonion Nederland Bv A circuit and a receiver comprising the circuit
EP3342749A3 (de) 2016-12-30 2018-09-12 Sonion Nederland B.V. Mikroelektromechanischer wandler
DK3407626T3 (en) 2017-05-26 2020-07-27 Sonion Nederland Bv A receiver assembly comprising an armature and a diaphragm
EP3407625B1 (de) 2017-05-26 2021-05-05 Sonion Nederland B.V. Empfänger mit lüftungsöffnungen
EP3429231B1 (de) 2017-07-13 2023-01-25 Sonion Nederland B.V. Hörgerät mit einrichtung zur vibrationsvermeidung
US10820104B2 (en) 2017-08-31 2020-10-27 Sonion Nederland B.V. Diaphragm, a sound generator, a hearing device and a method
US10560767B2 (en) 2017-09-04 2020-02-11 Sonion Nederland B.V. Sound generator, a shielding and a spout
GB201714956D0 (en) 2017-09-18 2017-11-01 Sonova Ag Hearing device with adjustable venting
CN109672963B (zh) 2017-10-16 2021-04-30 声扬荷兰有限公司 具有阀的声道元件和具有声道元件的换能器
CN109672967B (zh) 2017-10-16 2021-09-17 声扬荷兰有限公司 个人听力装置
EP3471437B1 (de) 2017-10-16 2020-12-23 Sonion Nederland B.V. Ventil, wandler mit einem ventil, hörgerät und verfahren
DK3567873T3 (en) 2018-02-06 2021-11-15 Sonion Nederland Bv Method for controlling an acoustic valve of a hearing device
DK3531713T3 (en) 2018-02-26 2023-02-06 Sonion Nederland Bv Miniature Speaker with Acoustical Mass
DK3531720T3 (da) 2018-02-26 2021-11-15 Sonion Nederland Bv Anordning af en lydgiver og en mikrofon
EP3995795A1 (de) 2018-04-30 2022-05-11 Sonion Nederland B.V. Vibrationssensor
EP3579578B1 (de) 2018-06-07 2022-02-23 Sonion Nederland B.V. Miniaturempfänger
US10951169B2 (en) 2018-07-20 2021-03-16 Sonion Nederland B.V. Amplifier comprising two parallel coupled amplifier units
DK3627856T3 (da) 2018-09-19 2023-11-13 Sonion Nederland Bv Hus, der omfatter en sensor
EP4300995A3 (de) 2018-12-19 2024-04-03 Sonion Nederland B.V. Miniaturlautsprecher mit mehreren schallhohlräumen
EP3675522A1 (de) 2018-12-28 2020-07-01 Sonion Nederland B.V. Miniaturlautsprecher ohne wesentliche akustische leckage
US11190880B2 (en) 2018-12-28 2021-11-30 Sonion Nederland B.V. Diaphragm assembly, a transducer, a microphone, and a method of manufacture
EP3726855B1 (de) 2019-04-15 2021-09-01 Sonion Nederland B.V. Persönliches hörgerät mit entlüftungskanal und akustischer trennung
US11546709B2 (en) * 2019-09-23 2023-01-03 Texas Instruments Incorporated Audio playback under short circuit conditions

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5077539A (en) * 1990-12-26 1991-12-31 Apogee Technology, Inc. Switching amplifier
DE4441996A1 (de) 1994-11-26 1996-05-30 Toepholm & Westermann Hörhilfsgerät
US5815581A (en) 1995-10-19 1998-09-29 Mitel Semiconductor, Inc. Class D hearing aid amplifier with feedback
US5617058A (en) * 1995-11-13 1997-04-01 Apogee Technology, Inc. Digital signal processing for linearization of small input signals to a tri-state power switch
US5815102A (en) * 1996-06-12 1998-09-29 Audiologic, Incorporated Delta sigma pwm dac to reduce switching
US5777512A (en) * 1996-06-20 1998-07-07 Tripath Technology, Inc. Method and apparatus for oversampled, noise-shaping, mixed-signal processing
ES2212082T3 (es) * 1996-10-31 2004-07-16 BANG & OLUFSEN A/S Amplificador de potencia con modulacion por impulsos con metodo mejorado de control en cascada.
DK0944956T3 (da) * 1996-12-11 2003-05-19 Gn Netcom As Klasse forstærker
US6408318B1 (en) * 1999-04-05 2002-06-18 Xiaoling Fang Multiple stage decimation filter
US6791404B1 (en) 1999-07-01 2004-09-14 Broadcom Corporation Method and apparatus for efficient mixed signal processing in a digital amplifier
US6472933B2 (en) * 1999-09-27 2002-10-29 Waytech Investment Co., Ltd. Switching amplifier incorporating return-to-zero quaternary power switch
US6430220B1 (en) 2000-09-19 2002-08-06 Apogee Technology Inc. Distortion reduction method and apparatus for linearization of digital pulse width modulation by efficient calculation
US6362702B1 (en) * 2000-09-29 2002-03-26 Bang & Olufsen Powerhouse A/S Controlled self-oscillation modulator and power conversion system using such a modulator
US20030081803A1 (en) * 2001-10-31 2003-05-01 Petilli Eugene M. Low power, low noise, 3-level, H-bridge output coding for hearing aid applications
US6867722B2 (en) * 2003-02-13 2005-03-15 Texas Instruments Incorporated H-bridge common-mode noise reduction circuit

Also Published As

Publication number Publication date
WO2003047309A1 (en) 2003-06-05
EP1449404B1 (de) 2006-08-30
US20030123681A1 (en) 2003-07-03
US7336794B2 (en) 2008-02-26
DE60214417D1 (de) 2006-10-12
KR20040063980A (ko) 2004-07-15
DE60214417T2 (de) 2007-10-18
AU2002358454A1 (en) 2003-06-10
CN1608393A (zh) 2005-04-20
EP1449404A1 (de) 2004-08-25
KR100916007B1 (ko) 2009-09-10
CN1608393B (zh) 2011-08-24

Similar Documents

Publication Publication Date Title
DE60214417D1 (de) Hocheffizienter treiber für miniaturlautsprecher
KR100633052B1 (ko) 이동통신 단말기에서 청각장애인을 위한 자계 발생 장치
TW200644701A (en) Multimode audio reproduction device
EP2002558A4 (de) Hocheffizienter umrichter zur bereitstellung einer schaltverstärkungsvorspannung
EP1416765A3 (de) Integrierter automatischer Telephonschalter für Hörgeräte
KR20110016802A (ko) 이어폰
TW200618465A (en) Method for high efficiency audio amplifier
HK1099417A1 (en) A power multiplier system and method
TW200501791A (en) Speaker
WO2004107801A3 (en) Audio speaker having a removable voice coil
KR100394321B1 (ko) 폴더형 이동통신 단말기용 양방향 스피커
EP1432120B8 (de) Audioleistungsverstärker
WO2002067448A8 (de) Freisprecheinrichtung für den betrieb von mobiltelefonen in kraftfahrzeugen
CN113840212B (zh) 音频信号处理电路及电子设备
AU2003247106A1 (en) Electroacoustic transducer with built in transducer circuit
CN102231770A (zh) 手机扬声器电路及移动终端
EP1414267A3 (de) Miniaturisierter Lautsprecher
JP2005191651A (ja) 携帯電話システム
TW200607267A (en) A wireless bluetooth mobile telephone system
US20040204164A1 (en) Information communicating device for vehicles
JP3130581U (ja) 遊休中の電力消費を節約するためのパルス幅変調信号を用いるスピーカシステム
CN101031165A (zh) 增强型扬声器接口与超强扬声器
EP2416594A2 (de) Lautsprecher und elektronische Vorrichtung
DE602004024026D1 (de) Integrierte elektroakustische Ausrüstung mit tragbarer kompakter Konstruktion für Audio-Anwendungen
KR100382206B1 (ko) 이동통신 단말기의 스피커 폰 및 핸즈프리 장치

Legal Events

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