ATE515897T1 - Hörgerät mit miniaturlautsprecher - Google Patents

Hörgerät mit miniaturlautsprecher

Info

Publication number
ATE515897T1
ATE515897T1 AT07114753T AT07114753T ATE515897T1 AT E515897 T1 ATE515897 T1 AT E515897T1 AT 07114753 T AT07114753 T AT 07114753T AT 07114753 T AT07114753 T AT 07114753T AT E515897 T1 ATE515897 T1 AT E515897T1
Authority
AT
Austria
Prior art keywords
transducer
housing
hearing aid
loudspeaker
receiver
Prior art date
Application number
AT07114753T
Other languages
English (en)
Inventor
Van Halteren Aart Zeger
Original Assignee
Sonion Nederland Bv
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 Nederland Bv filed Critical Sonion Nederland Bv
Application granted granted Critical
Publication of ATE515897T1 publication Critical patent/ATE515897T1/de

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06Loudspeakers
    • H04R9/063Loudspeakers using a plurality of acoustic drivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00Transducers of moving-armature or moving-core type
    • H04R11/02Loudspeakers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Electric hearing aids
    • H04R25/48Electric hearing aids using constructional means for obtaining a desired frequency response
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Electric hearing aids
    • H04R25/60Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B33ADDITIVE MANUFACTURING TECHNOLOGY
    • B33YADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y80/00Products made by additive manufacturing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00Details 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
    • H04R2209/026Transducers having separately controllable opposing diaphragms, e.g. for ring-tone and voice
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Electric hearing aids
    • H04R25/45Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/456Prevention of acoustic reaction, i.e. acoustic oscillatory feedback mechanically

Landscapes

  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Otolaryngology (AREA)
  • Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Telephone Set Structure (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Adornments (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
AT07114753T 2005-01-10 2006-01-09 Hörgerät mit miniaturlautsprecher ATE515897T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64264105P 2005-01-10 2005-01-10

Publications (1)

Publication Number Publication Date
ATE515897T1 true ATE515897T1 (de) 2011-07-15

Family

ID=35457526

Family Applications (2)

Application Number Title Priority Date Filing Date
AT07114753T ATE515897T1 (de) 2005-01-10 2006-01-09 Hörgerät mit miniaturlautsprecher
AT06000287T ATE502491T1 (de) 2005-01-10 2006-01-09 Montage eines elektroakustischen wandlers in schalen von persönlichen kommunikationsgeräten

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT06000287T ATE502491T1 (de) 2005-01-10 2006-01-09 Montage eines elektroakustischen wandlers in schalen von persönlichen kommunikationsgeräten

Country Status (6)

Country Link
US (1) US7822218B2 (de)
EP (2) EP1853091B9 (de)
CN (1) CN1838834B (de)
AT (2) ATE515897T1 (de)
DE (1) DE602006020645D1 (de)
DK (2) DK1684544T3 (de)

Families Citing this family (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007023055A1 (de) 2007-05-16 2008-11-27 Siemens Medical Instruments Pte. Ltd. Ohrstück für eine Hörvorrichtung mit Bajonettverschluss
US9071914B2 (en) * 2007-08-14 2015-06-30 Insound Medical, Inc. Combined microphone and receiver assembly for extended wear canal hearing devices
US8135163B2 (en) * 2007-08-30 2012-03-13 Klipsch Group, Inc. Balanced armature with acoustic low pass filter
US8160290B2 (en) 2007-09-04 2012-04-17 Sonion A/S Electroacoustic transducer having a slotted terminal structure for connection to a flexible wire, and an assembly of the same
US8238596B2 (en) * 2007-12-10 2012-08-07 Klipsch Group, Inc. In-ear headphones
US20090296971A1 (en) * 2008-05-29 2009-12-03 Siemens Hearing Instruments, Inc. Hearing Instrument Receiver With Improved Low-Frequency Efficiency
US8774435B2 (en) * 2008-07-23 2014-07-08 Asius Technologies, Llc Audio device, system and method
DE102008038213B8 (de) * 2008-08-18 2010-02-11 Siemens Medical Instruments Pte. Ltd. Hörhilfegerät mit einer Wandlerschutzeinrichtung
DE102009008376A1 (de) * 2009-02-11 2010-08-12 Sennheiser Electronic Gmbh & Co. Kg Hörer
WO2010151492A1 (en) 2009-06-22 2010-12-29 Shure Acquisition Holdings, Inc. Earphone sleeve assembly having integral barrier
EP2285136B1 (de) * 2009-07-15 2015-10-14 Siemens Medical Instruments Pte. Ltd. Hörhilfe mit wechselbarem Hörer
DK2293600T3 (en) * 2009-07-27 2017-08-28 Sivantos Pte Ltd Processing unit and receiving unit for a hearing aid and hearing aid
WO2012006383A1 (en) * 2010-07-08 2012-01-12 Siemens Hearing Instruments, Inc. Receiver pocket for an in-the-ear hearing instrument
US8549733B2 (en) * 2010-07-09 2013-10-08 Shure Acquisition Holdings, Inc. Method of forming a transducer assembly
US8538061B2 (en) 2010-07-09 2013-09-17 Shure Acquisition Holdings, Inc. Earphone driver and method of manufacture
US8548186B2 (en) 2010-07-09 2013-10-01 Shure Acquisition Holdings, Inc. Earphone assembly
US8712084B2 (en) 2010-12-07 2014-04-29 Sonion Nederland Bv Motor assembly
US20120161258A1 (en) * 2010-12-28 2012-06-28 Loeppert Peter V Package with a cmos die positioned underneath a mems die
WO2012103935A1 (en) * 2011-02-01 2012-08-09 Phonak Ag Hearing device with a receiver module and method for manufacturing a receiver module
WO2013004623A1 (en) 2011-07-07 2013-01-10 Sonion Nederland Bv A multiple receiver assembly and a method for assembly thereof
NL2007136C2 (nl) 2011-07-18 2013-01-21 Exsilent Res Bv Luisterondersteuningsinrichting, in het bijzonder een hoortoestel, alsmede een samendrukbare huls voor toepassing daarmee.
WO2013050183A1 (en) * 2011-10-05 2013-04-11 Siemens Medical Instruments Pte. Ltd. A hearing instrument adapted to hold an exchangeable receiver into the housing and a method for making the hearing instrument
US8682016B2 (en) 2011-11-23 2014-03-25 Insound Medical, Inc. Canal hearing devices and batteries for use with same
US8761423B2 (en) 2011-11-23 2014-06-24 Insound Medical, Inc. Canal hearing devices and batteries for use with same
DK2795923T3 (en) 2011-12-23 2015-12-07 Sonova Ag Flip-flop unit, hearing aid with a flip-flop unit and method for manufacturing hearing aid with flip-flop unit
EP2654322B1 (de) * 2012-04-20 2016-08-10 Sivantos Pte. Ltd. Hörinstrument mit Schallschlauch-Steckverbindung
US9066187B2 (en) 2012-10-18 2015-06-23 Sonion Nederland Bv Dual transducer with shared diaphragm
DK2723102T3 (da) 2012-10-18 2019-01-02 Sonion Nederland Bv Transducer, høreapparat med transducer og en fremgangsmåde til betjening af transduceren
US8942399B2 (en) 2012-11-19 2015-01-27 Starkey Laboratories, Inc. Methods for wideband receiver and module for a hearing assistance device
DK2747459T3 (en) 2012-12-21 2018-12-17 Sonion Nederland Bv RIC unit with Thuras tube
DK2750413T3 (en) 2012-12-28 2017-05-22 Sonion Nederland Bv Hearing aid
US9401575B2 (en) 2013-05-29 2016-07-26 Sonion Nederland Bv Method of assembling a transducer assembly
TWI558224B (zh) * 2013-09-13 2016-11-11 宏碁股份有限公司 麥克風模組與電子裝置
EP2849463B1 (de) 2013-09-16 2018-04-04 Sonion Nederland B.V. Wandler mit Feuchtigkeitstransportelement
EP2908551A1 (de) 2014-02-14 2015-08-19 Sonion Nederland B.V. Verbinder für eine Empfängeranordnung
EP2908559B1 (de) 2014-02-18 2016-10-05 Sonion A/S Verfahren zur Herstellung von Anordnungen für Hörgeräte
DK2914018T3 (en) 2014-02-26 2017-01-30 Sonion Nederland Bv Speaker, luminaire and method
DK2928207T3 (en) 2014-04-02 2018-09-17 Sonion Nederland Bv Curved luminaire transducer
US9578430B2 (en) 2014-04-10 2017-02-21 Gn Hearing A/S Hearing aid
US9386383B2 (en) 2014-04-10 2016-07-05 Gn Resound A/S Hearing aid receiver and a hearing aid comprising such a receiver
DK201470199A1 (en) * 2014-04-10 2015-10-26 Gn Resound As A hearing aid with replacable receiver
US9392385B2 (en) 2014-04-10 2016-07-12 Gn Resound A/S Hearing aid
EP2953380A1 (de) 2014-06-04 2015-12-09 Sonion Nederland B.V. Akustische Übersprechkompensation
DK3041263T3 (en) 2014-12-30 2022-04-11 Sonion Nederland Bv Hybrid receiver module
DK3051841T3 (en) 2015-01-30 2020-11-16 Sonion Nederland Bv A receiver having a suspended motor assembly
EP3057339B1 (de) 2015-02-10 2020-09-23 Sonion Nederland B.V. Mikrofonmodul mit gemeinsamer mittlerer toneinlassanordnung
EP3073764B1 (de) 2015-03-25 2021-04-21 Sonion Nederland B.V. Hörgerät mit einem einsatzelement
DK3073765T3 (en) 2015-03-25 2022-11-14 Sonion Nederland Bv A 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
DK3160157T3 (en) 2015-10-21 2018-12-17 Sonion Nederland Bv Vibration-compensated vibroacoustic device
US10582303B2 (en) 2015-12-04 2020-03-03 Sonion Nederland B.V. Balanced armature receiver with bi-stable balanced armature
DK3185584T3 (da) 2015-12-21 2020-07-20 Sonion Nederland Bv Lydgiveranordning med en udpræget længderetning
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
US10021472B2 (en) 2016-04-13 2018-07-10 Sonion Nederland B.V. Dome for a personal audio device
EP3252444B1 (de) 2016-06-01 2023-12-20 Sonion Nederland B.V. Schwingungs- oder beschleunigungssensor mit anwendung von squeeze-film-dämpfung
DE20164885T1 (de) 2016-08-02 2020-12-24 Sonion Nederland B.V. Vibrationssensor mit niederfrequenter dämpfungsreaktionskurve
EP3293985B1 (de) 2016-09-12 2021-03-24 Sonion Nederland B.V. Hörer mit integrierter membranbewegungserkennung
EP3313097B1 (de) 2016-10-19 2020-08-26 Sonion Nederland B.V. Ohrstöpsel oder -kuppel
US10264361B2 (en) 2016-11-18 2019-04-16 Sonion Nederland B.V. Transducer with a high sensitivity
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
US10656006B2 (en) 2016-11-18 2020-05-19 Sonion Nederland B.V. Sensing circuit comprising an amplifying circuit and an amplifying circuit
EP3324645A1 (de) 2016-11-18 2018-05-23 Sonion Nederland B.V. Phasenkorrigierendes system und phasenkorrigierbares wandlersystem
DK3337184T3 (en) 2016-12-14 2020-06-02 Sonion Nederland Bv An armature and a transducer comprising the armature
EP3337192B1 (de) 2016-12-16 2021-04-14 Sonion Nederland B.V. Schallerzeugeranordung
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
EP3342749A3 (de) 2016-12-30 2018-09-12 Sonion Nederland B.V. Mikroelektromechanischer wandler
US10477308B2 (en) 2016-12-30 2019-11-12 Sonion Nederland B.V. Circuit and a receiver comprising the circuit
DK3407626T3 (en) 2017-05-26 2020-07-27 Sonion Nederland Bv A receiver assembly comprising an armature and a diaphragm
DK3407625T3 (en) 2017-05-26 2021-07-12 Sonion Nederland Bv Receiver with venting opening
DE102017114008A1 (de) 2017-06-23 2018-12-27 USound GmbH In-Ohr Hörer
DK3429231T3 (da) 2017-07-13 2023-04-11 Sonion Nederland Bv Høreanordning indbefattende vibrationsforebyggende indretning
US10820104B2 (en) 2017-08-31 2020-10-27 Sonion Nederland B.V. Diaphragm, a sound generator, a hearing device and a method
EP3451688B1 (de) 2017-09-04 2021-05-26 Sonion Nederland B.V. Schallerzeuger, abschirmung und öffnung
GB201714956D0 (en) 2017-09-18 2017-11-01 Sonova Ag Hearing device with adjustable venting
DK3471432T3 (da) 2017-10-16 2022-10-24 Sonion Nederland Bv Lydkanalelement med en ventil og en transducer med lydkanalelementet
CN109672967B (zh) 2017-10-16 2021-09-17 声扬荷兰有限公司 个人听力装置
US10805746B2 (en) 2017-10-16 2020-10-13 Sonion Nederland B.V. Valve, a transducer comprising a valve, a hearing device and a method
DK3567873T3 (en) 2018-02-06 2021-11-15 Sonion Nederland Bv Method for controlling an acoustic valve of a hearing device
EP3531720B1 (de) 2018-02-26 2021-09-15 Sonion Nederland B.V. Anordnung aus einem empfänger und einem mikrofon
EP3531713B1 (de) 2018-02-26 2022-11-02 Sonion Nederland B.V. Miniaturlautsprecher mit akustischer masse
US10567892B2 (en) * 2018-03-09 2020-02-18 Otican A/S Speaker unit for a hearing aid device system, and hearing aid device system
EP3995795A1 (de) 2018-04-30 2022-05-11 Sonion Nederland B.V. Vibrationssensor
DK3579578T3 (da) 2018-06-07 2022-05-02 Sonion Nederland Bv Miniaturelydgiver
US10951169B2 (en) 2018-07-20 2021-03-16 Sonion Nederland B.V. Amplifier comprising two parallel coupled amplifier units
EP3627856B1 (de) 2018-09-19 2023-10-25 Sonion Nederland B.V. Gehäuse mit einem sensor
EP4300995A3 (de) 2018-12-19 2024-04-03 Sonion Nederland B.V. Miniaturlautsprecher mit mehreren schallhohlräumen
US11190880B2 (en) 2018-12-28 2021-11-30 Sonion Nederland B.V. Diaphragm assembly, a transducer, a microphone, and a method of manufacture
EP3675522A1 (de) 2018-12-28 2020-07-01 Sonion Nederland B.V. Miniaturlautsprecher ohne wesentliche akustische leckage
US11533573B2 (en) * 2018-12-31 2022-12-20 Knowles Electronics, Llc Receiver housing with integrated sensors for hearing device
DK3726855T3 (en) 2019-04-15 2021-11-15 Sonion Nederland Bv A personal hearing device with a vent channel and acoustic separation
CN110267180B (zh) * 2019-07-26 2020-10-20 维沃移动通信(杭州)有限公司 电子设备
EP3806494B1 (de) 2019-10-07 2023-12-27 Sonion Nederland B.V. Hörgerät mit einem optischen sensor
US11523204B2 (en) 2021-03-19 2022-12-06 Iyo Inc. Ear-mountable listening device with multiple transducers
US12138075B2 (en) 2022-11-07 2024-11-12 Knowles Electronics, Llc Ear-worn hearing device
WO2024133234A1 (en) * 2022-12-23 2024-06-27 Widex A/S Microphone comprising an outer housing
EP4456551A1 (de) * 2023-04-24 2024-10-30 GN Audio A/S Hörgerät mit einer trennwand

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3048920A (en) 1959-07-09 1962-08-14 Charles J Wheeler Tool for parting elongated fracturable members
US4109116A (en) 1977-07-19 1978-08-22 Victoreen John A Hearing aid receiver with plural transducers
CH664057A5 (de) * 1984-02-27 1988-01-29 Phonak Ag Hoergeraet.
CA1221315A (en) * 1984-10-19 1987-05-05 William J. Gastmeier Hearing aid wax guard
WO2000079835A1 (de) * 1999-06-16 2000-12-28 Phonak Ag Hinterohr-hörgerät
EP1257147B1 (de) * 2001-05-08 2004-12-29 Matsushita Electric Industrial Co., Ltd. Lautsprecher und Mobilendgerät
US6931140B2 (en) * 2001-09-11 2005-08-16 Sonionkirk A/S Electro-acoustic transducer with two diaphragms
DE10214189B4 (de) 2002-03-28 2004-04-22 Siemens Audiologische Technik Gmbh Vorrichtung zum Beschallen eines Trommelfells mit einer Cerumenschutzeinrichtung und Hörgerät
WO2004049756A1 (en) 2002-11-22 2004-06-10 Knowles Electronics, Llc An apparatus for creating acoustic energy in a balance receiver assembly and manufacturing method thereof
PL1627550T3 (pl) 2003-05-09 2010-04-30 Knowles Electronics Llc Urządzenie i sposób generowania energii akustycznej w zespole słuchawkowym

Also Published As

Publication number Publication date
EP1684544B1 (de) 2011-03-16
DK1684544T3 (da) 2011-06-14
EP1684544A3 (de) 2006-08-23
US7822218B2 (en) 2010-10-26
EP1684544A2 (de) 2006-07-26
CN1838834A (zh) 2006-09-27
EP1853091B9 (de) 2012-02-15
ATE502491T1 (de) 2011-04-15
DK1853091T3 (da) 2011-10-24
EP1853091A1 (de) 2007-11-07
DE602006020645D1 (de) 2011-04-28
US20060153418A1 (en) 2006-07-13
CN1838834B (zh) 2012-12-05
EP1853091B1 (de) 2011-07-06

Similar Documents

Publication Publication Date Title
ATE515897T1 (de) Hörgerät mit miniaturlautsprecher
US20100172519A1 (en) Bone-conduction microphone built-in headset
EP2134107A3 (de) Hörgerät mit verbesserter Belüftung und Miniaturlautsprecher hierfür
EP1901533A3 (de) Lautsprechervorrichtung für ein tragbares Endgerät
WO2008139931A1 (ja) イヤホーンマイク
JP2009260883A (ja) 難聴者用イヤホン
NO20054232L (no) Kommunikasjonshodetelefon med isolerende driver i oregangen
JP2007228508A (ja) 受話装置
WO2007069889A3 (en) Hearing aid
CN204810369U (zh) 移动通讯终端
JP2017038354A (ja) インイヤーヘッドセットモジュール
CN105188006A (zh) 带蓝牙及语音交流的骨传导发箍助听器
DE60026562D1 (de) Elektroakustische kommunikationseinheit
CN112261538A (zh) 一种应用于耳机的扩声装置
DE602007009827D1 (de) Lautsprecher mit verringerter wackeltendenz
EP1880575A1 (de) Empfänger-mikrofon-einheit
CN213403429U (zh) 一种耳机
CN110708629B (zh) 蓝牙耳机
EP4258695A3 (de) Lautsprecheranordnung für ein hörgerät
KR101821671B1 (ko) 음악 청취 기능과 주변 청취 기능을 지닌 블루투스 음향 장치
CN204145749U (zh) 一种骨传导助听器
CN210745508U (zh) 蓝牙耳机
JP2016140005A (ja) 骨伝導スピーカユニット
CN217591092U (zh) 一种耳道式骨传导助听器
CN210745510U (zh) 耳机

Legal Events

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