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 (xx)

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 (xx) 1974-12-16

Family

ID=5883747

Family Applications (1)

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

Country Status (8)

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

Families Citing this family (22)

* 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
KR200190070Y1 (ko) * 2000-02-26 2000-07-15 김성일 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
JP5265373B2 (ja) 2005-11-11 2013-08-14 フィテック システムズ リミテッド ノイズ消去イヤホン
US8666085B2 (en) 2007-10-02 2014-03-04 Phitek Systems Limited Component for noise reducing earphone
US20090307730A1 (en) * 2008-05-29 2009-12-10 Mark Donaldson 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
EP2572408B1 (en) 2010-05-17 2021-07-07 Thales Avionics, Inc. Airline passenger seat modular user interface device
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
US11356762B2 (en) * 2018-01-24 2022-06-07 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

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

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