FR2233782A1 - - Google Patents

Info

Publication number
FR2233782A1
FR2233782A1 FR7420071A FR7420071A FR2233782A1 FR 2233782 A1 FR2233782 A1 FR 2233782A1 FR 7420071 A FR7420071 A FR 7420071A FR 7420071 A FR7420071 A FR 7420071A FR 2233782 A1 FR2233782 A1 FR 2233782A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7420071A
Other languages
French (fr)
Other versions
FR2233782B1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NECKERMANN VERSAND KGAA
Original Assignee
NECKERMANN VERSAND KGAA
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 NECKERMANN VERSAND KGAA filed Critical NECKERMANN VERSAND KGAA
Publication of FR2233782A1 publication Critical patent/FR2233782A1/fr
Application granted granted Critical
Publication of FR2233782B1 publication Critical patent/FR2233782B1/fr
Expired legal-status Critical Current

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)
FR7420071A 1973-06-12 1974-06-11 Expired FR2233782B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2329851A DE2329851C2 (en) 1973-06-12 1973-06-12 Headphones for the playback of real quadrophonically recorded information

Publications (2)

Publication Number Publication Date
FR2233782A1 true FR2233782A1 (en) 1975-01-10
FR2233782B1 FR2233782B1 (en) 1978-03-24

Family

ID=5883747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7420071A Expired FR2233782B1 (en) 1973-06-12 1974-06-11

Country Status (8)

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

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT338011B (en) * 1975-09-30 1977-07-25 Akg Akustische Kino Geraete ARRANGEMENT FOR WIRELESS TRANSMISSION OF LOW FREQUENCY SIGNALS
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 (en) * 2000-02-26 2000-07-15 김성일 Multichannel headphone
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 (en) 2005-11-11 2013-08-14 フィテック システムズ リミテッド Noise elimination earphone
NZ584418A (en) 2007-10-02 2012-12-21 Phitek Systems Ltd 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 (en) * 2009-03-19 2010-09-15 Weingartner Bernhard Dipl Ing OHRAUFLIEGENDER HEADPHONES
US9818394B2 (en) * 2009-11-30 2017-11-14 Graeme Colin Fuller Realisation of controller transfer function for active noise cancellation
BR112012028245B1 (en) 2010-05-17 2021-04-20 Phitek Systems, Ltd. module support unit and video display unit
EP2471710A1 (en) 2010-11-15 2012-07-04 Nigel Greig Media distribution system
US9654854B2 (en) 2011-06-01 2017-05-16 Paul Darlington In-ear device incorporating active noise reduction
WO2019145023A1 (en) * 2018-01-24 2019-08-01 Harman Becker Automotive Systems Gmbh Headphone arrangements for generating natural directional pinna cues
JP6967547B2 (en) 2018-11-29 2021-11-17 利彦 堀江 Sound image control method
JP6860728B1 (en) * 2020-04-28 2021-04-21 秀毅 和田 Speakers, headphones, hearing aids

Citations (4)

* 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
DE2113073A1 (en) * 1970-03-18 1971-10-07 Ind Patent Dev Corp Stercophonic headphones
DE2162291A1 (en) * 1971-12-15 1973-06-28 Neckermann Versand Kgaa HEADPHONES FOR QUADROPHONIC LISTENING
US3794779A (en) * 1971-08-23 1974-02-26 Schick G Headphones for reproducing four-channel sound

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4939002B1 (en) * 1970-12-05 1974-10-22

Patent Citations (4)

* 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
DE2113073A1 (en) * 1970-03-18 1971-10-07 Ind Patent Dev Corp Stercophonic headphones
US3794779A (en) * 1971-08-23 1974-02-26 Schick G Headphones for reproducing four-channel sound
DE2162291A1 (en) * 1971-12-15 1973-06-28 Neckermann Versand Kgaa HEADPHONES FOR QUADROPHONIC LISTENING

Also Published As

Publication number Publication date
GB1456562A (en) 1976-11-24
DE2329851C2 (en) 1975-08-14
SE7406665L (en) 1974-12-13
DE2329851B1 (en) 1974-12-12
US3927262A (en) 1975-12-16
JPS5034201A (en) 1975-04-02
NL7407519A (en) 1974-12-16
IT1011950B (en) 1977-02-10
FR2233782B1 (en) 1978-03-24

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Legal Events

Date Code Title Description
ST Notification of lapse