CH600725A5 - - Google Patents

Info

Publication number
CH600725A5
CH600725A5 CH1185875A CH1185875A CH600725A5 CH 600725 A5 CH600725 A5 CH 600725A5 CH 1185875 A CH1185875 A CH 1185875A CH 1185875 A CH1185875 A CH 1185875A CH 600725 A5 CH600725 A5 CH 600725A5
Authority
CH
Switzerland
Application number
CH1185875A
Inventor
Rudolf Dr Goerike
Original Assignee
Akg Akustische Kino Geraete
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
Priority claimed from AT745474A external-priority patent/AT330868B/de
Priority claimed from AT926174A external-priority patent/AT338898B/de
Priority claimed from AT959374A external-priority patent/AT338899B/de
Priority claimed from AT317075A external-priority patent/AT338900B/de
Priority claimed from AT338075A external-priority patent/AT334991B/de
Application filed by Akg Akustische Kino Geraete filed Critical Akg Akustische Kino Geraete
Publication of CH600725A5 publication Critical patent/CH600725A5/xx

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
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
CH1185875A 1974-09-16 1975-09-12 CH600725A5 (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AT745474A AT330868B (de) 1974-09-16 1974-09-16 Kopfhorer
AT926174A AT338898B (de) 1974-11-19 1974-11-19 Kopfhorer
AT959374A AT338899B (de) 1974-11-29 1974-11-29 Kopfhorer
AT317075A AT338900B (de) 1975-04-24 1975-04-24 Kopfhorer
AT338075A AT334991B (de) 1975-05-02 1975-05-02 Kopfhorer

Publications (1)

Publication Number Publication Date
CH600725A5 true CH600725A5 (zh) 1978-06-30

Family

ID=27506365

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1185875A CH600725A5 (zh) 1974-09-16 1975-09-12

Country Status (11)

Country Link
US (1) US4005278A (zh)
JP (1) JPS5223259B2 (zh)
CA (1) CA1032479A (zh)
CH (1) CH600725A5 (zh)
DE (1) DE2540680C3 (zh)
DK (1) DK409175A (zh)
FR (1) FR2285041A1 (zh)
GB (1) GB1483829A (zh)
IT (1) IT1044053B (zh)
NL (1) NL7510751A (zh)
SE (1) SE398034B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3530869A1 (de) * 1985-08-29 1987-03-12 Sennheiser Electronic Membran fuer einen elektroakustischen wiedergabewandler

Families Citing this family (89)

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JPS52105416U (zh) * 1976-02-06 1977-08-11
AT348051B (de) * 1977-04-15 1979-01-25 Akg Akustische Kino Geraete Kopfhoerer in geschlossener bauweise
DE2836937B2 (de) * 1977-08-31 1981-06-25 AKG Akustische u. Kino-Geräte GmbH, Wien Kopfhörer
US4185175A (en) * 1977-10-26 1980-01-22 Michael Colombo Cushioned extension for telephone earpiece
AT361555B (de) * 1979-02-12 1981-03-25 Akg Akustische Kino Geraete Kopfhoerer
DE3024777C2 (de) * 1979-06-30 1982-11-04 Pioneer Electronic Corp., Tokyo Koaxiale Mehrwegelautsprecheranlage mit planarer Membran
AT362433B (de) * 1979-08-23 1981-05-25 Akg Akustische Kino Geraete Orthodynamischer kopfhoerer
JPS63317Y2 (zh) * 1980-10-13 1988-01-06
JPS57130682U (zh) * 1981-02-12 1982-08-14
US4418248A (en) * 1981-12-11 1983-11-29 Koss Corporation Dual element headphone
US4554414A (en) * 1983-04-28 1985-11-19 Harman International Industries Incorporated Multi-driver loudspeaker
JPH0733508Y2 (ja) * 1984-10-31 1995-07-31 ソニー株式会社 イヤホン
AT383930B (de) * 1985-11-18 1987-09-10 Akg Akustische Kino Geraete Ohrpolster fuer kopfhoerer
US4899390A (en) * 1986-09-19 1990-02-06 Matsushita Electric Industrial Co., Ltd. Thin speaker having an enclosure within an open portion and a closed portion
US4977975A (en) * 1989-09-14 1990-12-18 Lazzeroni John J Vented motorcycle helmet speaker enclosure
JPH0394828U (zh) * 1990-01-17 1991-09-27
US5136639A (en) * 1990-04-11 1992-08-04 Brito Ronald L Telephone handset cushion
US5272757A (en) * 1990-09-12 1993-12-21 Sonics Associates, Inc. Multi-dimensional reproduction system
JP3154214B2 (ja) * 1992-09-25 2001-04-09 ソニー株式会社 ヘッドホン
DE9401089U1 (de) * 1994-01-23 1995-05-24 Koenig Florian Kleinkopfhörer mit Vorneortung von Hörereignissen
US7088830B2 (en) * 1997-04-30 2006-08-08 American Technology Corporation Parametric ring emitter
US6359990B1 (en) * 1997-04-30 2002-03-19 American Technology Corporation Parametric ring emitter
US6038330A (en) * 1998-02-20 2000-03-14 Meucci, Jr.; Robert James Virtual sound headset and method for simulating spatial sound
US6134336A (en) * 1998-05-14 2000-10-17 Motorola, Inc. Integrated speaker assembly of a portable electronic device
US6850623B1 (en) * 1999-10-29 2005-02-01 American Technology Corporation Parametric loudspeaker with improved phase characteristics
WO2000045615A2 (en) * 1999-01-26 2000-08-03 Koninklijke Philips Electronics N.V. Apparatus having a housing which accommodates a sound transducer and which has a passage
US6084976A (en) * 1999-06-11 2000-07-04 Lin; Chung-Yu Earphone without impulse noise and conductive hearing loss
US20050195985A1 (en) * 1999-10-29 2005-09-08 American Technology Corporation Focused parametric array
US7317802B2 (en) * 2000-07-25 2008-01-08 Lightspeed Aviation, Inc. Active-noise-reduction headsets with front-cavity venting
US20080165981A1 (en) * 2000-07-25 2008-07-10 Michael Jon Wurtz Active-noise-reduction headsets with front-cavity venting
US6856690B1 (en) * 2002-01-09 2005-02-15 Plantronis, Inc. Comfortable earphone cushions
JP4555072B2 (ja) * 2002-05-06 2010-09-29 シンクロネイション インコーポレイテッド ローカライズされたオーディオ・ネットワークおよび関連するディジタル・アクセサリ
KR20050075021A (ko) * 2002-11-15 2005-07-19 어메리컨 테크놀로지 코포레이션 통신 표적화를 위한 높은 세기 방향성 전기-음향 사운드발생 시스템
US6785395B1 (en) 2003-06-02 2004-08-31 Motorola, Inc. Speaker configuration for a portable electronic device
WO2005002199A2 (en) * 2003-06-09 2005-01-06 American Technology Corporation System and method for delivering audio-visual content along a customer waiting line
US7300406B2 (en) * 2003-09-30 2007-11-27 Carter Vandette B Medical examination apparatus
WO2005043771A1 (en) * 2003-10-23 2005-05-12 American Technology Corporation Method of adusting linear parameters of a parametric ultrasonic signal to reduce non-linearities in decoupled audio output waves and system including same
US6995659B2 (en) 2003-10-31 2006-02-07 Nokia Corporation Sound generating transducer
EP1790192A4 (en) 2004-09-09 2010-06-02 Godehard A Guenther SPEAKERS AND SYSTEMS
US7391878B2 (en) * 2005-01-12 2008-06-24 Sheng-Hsin Liao Earphone device having composite functions
DE102005005759A1 (de) * 2005-02-07 2006-08-17 Ultrasone Ag Raumklang-Kopfhörer mit Hörhöchstfrequenzanhebung
US7436973B2 (en) * 2005-05-12 2008-10-14 Sheng-Hsin Liao Structure for earphones with multiple sound tracks
EP1732351A1 (en) * 2005-06-09 2006-12-13 TCL Thomson Electronics Europe SAS Acoustic enclosure and corresponding device
US8045727B2 (en) 2005-09-30 2011-10-25 Atmel Corporation Headset power management
US7945297B2 (en) 2005-09-30 2011-05-17 Atmel Corporation Headsets and headset power management
US8571227B2 (en) 2005-11-11 2013-10-29 Phitek Systems Limited Noise cancellation earphone
WO2007089845A2 (en) * 2006-01-30 2007-08-09 Etymotic Research, Inc. Insert earphone using a moving coil driver
US7714838B2 (en) * 2006-04-27 2010-05-11 Research In Motion Limited Handheld electronic device having hidden sound openings offset from an audio source
TW200803584A (en) * 2006-06-29 2008-01-01 Cotron Corp In-ear type earphone with adjustable area of sound hole on housing behind speaker
US8275137B1 (en) 2007-03-22 2012-09-25 Parametric Sound Corporation Audio distortion correction for a parametric reproduction system
TWM333022U (en) * 2007-05-08 2008-05-21 Hsin-Yuan Kuo Surrounding-audio earphone
US8189840B2 (en) 2007-05-23 2012-05-29 Soundmatters International, Inc. Loudspeaker and electronic devices incorporating same
NZ584418A (en) * 2007-10-02 2012-12-21 Phitek Systems Ltd Component for noise reducing earphone
KR100968406B1 (ko) * 2008-02-20 2010-07-07 크레신 주식회사 웨이브가이더가 장착된 헤드폰
US20090296971A1 (en) * 2008-05-29 2009-12-03 Siemens Hearing Instruments, Inc. Hearing Instrument Receiver With Improved Low-Frequency Efficiency
EP2129114A3 (en) * 2008-05-29 2011-11-02 Phitek Systems Limited Media enhancement module
US20110002474A1 (en) * 2009-01-29 2011-01-06 Graeme Colin Fuller Active Noise Reduction System Control
EP2226902A3 (en) * 2009-03-06 2013-03-13 Phitek Systems Limited In-flight entertainment system connector
US20110075331A1 (en) * 2009-05-04 2011-03-31 Nigel Greig Media Player Holder
US20120114148A1 (en) * 2009-05-11 2012-05-10 Koninklijke Philips Electronics N.V. Loudspeaker driver and loudspeaker arrangement
US20110188668A1 (en) * 2009-09-23 2011-08-04 Mark Donaldson Media delivery system
US9818394B2 (en) * 2009-11-30 2017-11-14 Graeme Colin Fuller Realisation of controller transfer function for active noise cancellation
CN102763431B (zh) * 2009-12-24 2015-08-19 诺基亚公司 一种设备
BR112012028245B1 (pt) 2010-05-17 2021-04-20 Phitek Systems, Ltd. unidade de suporte do módulo e unidade de exibição de vídeo
US9487295B2 (en) 2010-11-15 2016-11-08 William James Sim Vehicle media distribution system using optical transmitters
US8494188B2 (en) * 2011-01-03 2013-07-23 Abatech Electronics Co., Ltd. Piezoelectric ceramic loudspeaker headphone structure
WO2012165976A1 (en) 2011-06-01 2012-12-06 Phitek Systems Limited In-ear device incorporating active noise reduction
KR101802239B1 (ko) * 2011-06-14 2017-11-29 삼성전자주식회사 스피커 장치
US8737665B2 (en) * 2012-03-30 2014-05-27 Eastern Technologies Holding Limited Negative pressure earphone
CN102761801B (zh) * 2012-04-28 2015-03-11 李世煌 模块型音箱构件
SE537957C2 (sv) 2012-06-21 2015-12-08 Hellberg Safety Ab Hörselskydd
TWI551152B (zh) * 2013-05-08 2016-09-21 寶德科技股份有限公司 具有被動音膜的耳機
US20140334657A1 (en) * 2013-05-13 2014-11-13 Dr. G Licensing, Llc Portable loudspeakers and convertible personal audio headphone/loudspeakers
CN104185103A (zh) * 2013-05-21 2014-12-03 宝德科技股份有限公司 耳机
DE102013223979A1 (de) * 2013-11-25 2015-06-11 Robert Bosch Gmbh Elektroaktive Schallwandlerfolie mit strukturierter Oberfläche
US9686604B2 (en) 2014-05-27 2017-06-20 Voyetra Turtle Beach, Inc. Hybrid ring-radiator headphone driver
DE102014221583B4 (de) * 2014-10-23 2020-11-12 Sennheiser Electronic Gmbh & Co. Kg Elektroakustischer Schallwandler und Hörer
CN204425608U (zh) * 2015-02-02 2015-06-24 瑞声光电科技(常州)有限公司 扬声器箱
US9924275B2 (en) * 2015-02-06 2018-03-20 Clean Energy Labs, Llc Loudspeaker having electrically conductive membrane transducers
WO2016181531A1 (ja) * 2015-05-13 2016-11-17 Ｏｍｏｔｅｎａｓｙ合同会社 ヘッドフォン
USD777710S1 (en) * 2015-07-22 2017-01-31 Doppler Labs, Inc. Ear piece
US9674596B2 (en) * 2015-11-03 2017-06-06 International Business Machines Corporation Headphone with selectable ambient sound admission
CN107018458B (zh) * 2016-01-27 2020-02-21 信泰光学(深圳)有限公司 耳机
CN107018459B (zh) * 2016-01-27 2019-09-20 信泰光学(深圳)有限公司 耳机
TWM524028U (zh) * 2016-03-25 2016-06-11 Jetvox Acoustic Corp 具有集流管之耳機裝置
US9949030B2 (en) * 2016-06-06 2018-04-17 Bose Corporation Acoustic device
US20190215593A1 (en) * 2018-01-11 2019-07-11 Te-Sheng LIU Highly-Closed Headphone Apparatus with Wearing Comfort
US10623847B2 (en) * 2018-08-02 2020-04-14 EVA Automation, Inc. Headphone with multiple acoustic paths
US11805348B2 (en) 2022-02-28 2023-10-31 Zachary Arthur Mehrbach Acoustical damping system for headphones

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2119911B2 (de) * 1971-04-23 1973-11-15 Siemens Ag, 1000 Berlin U. 8000 Muenchen Elektroakustischer Wandler, insbe sondere Mikrofon fur Fernsprechanlagen
DE1216367B (de) * 1964-07-29 1966-05-12 Siemens Ag Elektroakustischer Wandler mit zumindest einem Resonatorraum, der durch eine mit einer Daempfungsabdeckung versehene OEffnung angekoppelt ist
NL7001438A (zh) * 1969-02-17 1970-08-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3530869A1 (de) * 1985-08-29 1987-03-12 Sennheiser Electronic Membran fuer einen elektroakustischen wiedergabewandler

Also Published As

Publication number Publication date
JPS5223259B2 (zh) 1977-06-23
AU8453375A (en) 1977-03-10
DK409175A (da) 1976-03-17
SE398034B (sv) 1977-11-28
NL7510751A (nl) 1976-03-18
CA1032479A (en) 1978-06-06
GB1483829A (en) 1977-08-24
DE2540680B2 (de) 1979-05-31
FR2285041B1 (zh) 1982-04-02
SE7510191L (sv) 1976-03-17
IT1044053B (it) 1980-03-20
US4005278A (en) 1977-01-25
JPS5154423A (zh) 1976-05-13
DE2540680C3 (de) 1980-02-07
FR2285041A1 (fr) 1976-04-09
DE2540680A1 (de) 1976-03-25

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Legal Events

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PL Patent ceased