NL7407519A - - Google Patents

Info

Publication number
NL7407519A
NL7407519A NL7407519A NL7407519A NL7407519A NL 7407519 A NL7407519 A NL 7407519A NL 7407519 A NL7407519 A NL 7407519A NL 7407519 A NL7407519 A NL 7407519A NL 7407519 A NL7407519 A NL 7407519A
Authority
NL
Netherlands
Application number
NL7407519A
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 filed Critical
Publication of NL7407519A publication Critical patent/NL7407519A/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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1058—Manufacture or assembly
    • H04R1/1075—Mountings of transducers in earphones or headphones
    • 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
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1008—Earpieces of the supra-aural or circum-aural type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/022—Plurality of transducers corresponding to a plurality of sound channels in each earpiece of headphones or in a single enclosure

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Headphones And Earphones (AREA)
NL7407519A 1973-06-12 1974-06-04 NL7407519A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2329851A DE2329851C2 (de) 1973-06-12 1973-06-12 Kopfhörer für die Wiedergabe echter quadrophon aufgenommener Informationen

Publications (1)

Publication Number Publication Date
NL7407519A true NL7407519A (enrdf_load_stackoverflow) 1974-12-16

Family

ID=5883747

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7407519A NL7407519A (enrdf_load_stackoverflow) 1973-06-12 1974-06-04

Country Status (8)

Country Link
US (1) US3927262A (enrdf_load_stackoverflow)
JP (1) JPS5034201A (enrdf_load_stackoverflow)
DE (1) DE2329851C2 (enrdf_load_stackoverflow)
FR (1) FR2233782B1 (enrdf_load_stackoverflow)
GB (1) GB1456562A (enrdf_load_stackoverflow)
IT (1) IT1011950B (enrdf_load_stackoverflow)
NL (1) NL7407519A (enrdf_load_stackoverflow)
SE (1) SE7406665L (enrdf_load_stackoverflow)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT338011B (de) * 1975-09-30 1977-07-25 Akg Akustische Kino Geraete Anordnung zur drahtlosen ubertragung von niederfrequenzsignalen
GB9419678D0 (en) * 1994-09-28 1994-11-16 Marikon Resources Inc Improvements in and relating to headphones
GB2333925B (en) * 1998-02-02 1999-12-29 Christopher Glenn Wass Virtual surround sound headphone loudspeaker output system
KR100371496B1 (ko) * 2000-02-26 2003-02-11 엠엠기어 주식회사 다채널헤드폰
KR100335171B1 (en) * 2000-09-25 2002-05-11 Mm Gear Multi-channel headphone system
EP1318692A1 (en) * 2001-12-05 2003-06-11 Jui-Shu Huang Headphone
GB2394855A (en) * 2002-10-30 2004-05-05 Paul Angus Duncan Surround sound headphones
EP1608204A1 (en) * 2004-06-09 2005-12-21 Jui-Shu Huang Headphones with a multichannel guiding mechanism
US8571227B2 (en) 2005-11-11 2013-10-29 Phitek Systems Limited Noise cancellation earphone
US8666085B2 (en) 2007-10-02 2014-03-04 Phitek Systems Limited Component for noise reducing earphone
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
AT507622B1 (de) * 2009-03-19 2010-09-15 Weingartner Bernhard Dipl Ing Ohraufliegender kopfhörer
US9818394B2 (en) 2009-11-30 2017-11-14 Graeme Colin Fuller Realisation of controller transfer function for active noise cancellation
CN102939691B (zh) 2010-05-17 2015-08-05 泰雷兹航空电子公司 航空线乘客座位模块化用户界面设备
US9487295B2 (en) 2010-11-15 2016-11-08 William James Sim Vehicle media distribution system using optical transmitters
CN103748903B (zh) 2011-06-01 2017-02-22 菲泰克系统有限公司 包括有源噪声降低的耳内装置
WO2019145023A1 (en) * 2018-01-24 2019-08-01 Harman Becker Automotive Systems Gmbh Headphone arrangements for generating natural directional pinna cues
JP6967547B2 (ja) 2018-11-29 2021-11-17 利彦 堀江 音像制御方法
JP6506464B1 (ja) * 2018-11-29 2019-04-24 利彦 堀江 音像制御方法、ヘッドホン、及びヘッドホン用装着具
US11310597B2 (en) * 2019-02-04 2022-04-19 Eric Jay Alexander Directional sound recording and playback
JP6860728B1 (ja) * 2020-04-28 2021-04-21 秀毅 和田 スピーカ、ヘッドホン、補聴器
DE102023126742A1 (de) * 2023-09-29 2025-04-03 Axel Grell Muschelkopfhörer und Kopfhörermuschel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3220505A (en) * 1964-04-01 1965-11-30 Willard B Hargrave Audiometric headset
CA934868A (en) * 1970-03-18 1973-10-02 S. Fixler Jon Stereophonic headphones
JPS4939002B1 (enrdf_load_stackoverflow) * 1970-12-05 1974-10-22
US3794779A (en) * 1971-08-23 1974-02-26 Schick G Headphones for reproducing four-channel sound
DE2162291B2 (de) * 1971-12-15 1973-11-15 Neckermann Versand Kgaa, 6000 Frankfurt Kopfhörer fur quadrophonisches Hören

Also Published As

Publication number Publication date
DE2329851C2 (de) 1975-08-14
SE7406665L (enrdf_load_stackoverflow) 1974-12-13
DE2329851B1 (de) 1974-12-12
US3927262A (en) 1975-12-16
FR2233782B1 (enrdf_load_stackoverflow) 1978-03-24
IT1011950B (it) 1977-02-10
FR2233782A1 (enrdf_load_stackoverflow) 1975-01-10
JPS5034201A (enrdf_load_stackoverflow) 1975-04-02
GB1456562A (en) 1976-11-24

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