IT1011950B - Cuffia per la riproduzione del suo no registrato in fedele quadrifonia - Google Patents

Cuffia per la riproduzione del suo no registrato in fedele quadrifonia

Info

Publication number
IT1011950B
IT1011950B IT68837/74A IT6883774A IT1011950B IT 1011950 B IT1011950 B IT 1011950B IT 68837/74 A IT68837/74 A IT 68837/74A IT 6883774 A IT6883774 A IT 6883774A IT 1011950 B IT1011950 B IT 1011950B
Authority
IT
Italy
Prior art keywords
faithful
headphone
phones
reproduction
registered
Prior art date
Application number
IT68837/74A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1011950B publication Critical patent/IT1011950B/it

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)
IT68837/74A 1973-06-12 1974-06-11 Cuffia per la riproduzione del suo no registrato in fedele quadrifonia IT1011950B (it)

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
IT1011950B true IT1011950B (it) 1977-02-10

Family

ID=5883747

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68837/74A IT1011950B (it) 1973-06-12 1974-06-11 Cuffia per la riproduzione del suo no registrato in fedele quadrifonia

Country Status (8)

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

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
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
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
US9654854B2 (en) 2011-06-01 2017-05-16 Paul Darlington In-ear device incorporating active noise reduction
CN111656800B (zh) * 2018-01-24 2022-10-04 哈曼贝克自动系统股份有限公司 用于生成自然的定向耳廓提示的头戴式耳机装置
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
JP6967547B2 (ja) 2018-11-29 2021-11-17 利彦 堀江 音像制御方法
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 (it) * 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
SE7406665L (it) 1974-12-13
US3927262A (en) 1975-12-16
DE2329851B1 (de) 1974-12-12
NL7407519A (it) 1974-12-16
FR2233782B1 (it) 1978-03-24
FR2233782A1 (it) 1975-01-10
JPS5034201A (it) 1975-04-02
GB1456562A (en) 1976-11-24
DE2329851C2 (de) 1975-08-14

Similar Documents

Publication Publication Date Title
IT1011950B (it) Cuffia per la riproduzione del suo no registrato in fedele quadrifonia
IT1013486B (it) Perfezionamento negli altoparlanti
IT969679B (it) Cuffia di ascolto
SE377990C (sv) Hogtalande telefonapparat
SE418572B (sv) Oronpropp
IT954319B (it) Perfezionamento negli altoparlanti
AT321388B (de) Kopfhörer
DK150058C (da) Hoejttalersystem
AT332919B (de) Lautsprecher
NL7411352A (nl) Luidsprekerkast en sterofonisch luidsprekerstel-
IT1031315B (it) Altoparlante dinamico
SE7501673L (sv) Hogtalare
SE398694B (sv) Utjemningskrets
AT325125B (de) Kopfhörer
BR7207267D0 (pt) Uma maquina eletro-dinamica
IT1015633B (it) Altoparlante
IT1008269B (it) Apparecchiatura e procedimento di riproduzione xerografic
AT325692B (de) Elektrodynamisches mikrophon
AT322874B (de) Symmetrisch gebautes reproduktionsobjektiv
IT1002774B (it) Perfezionamento negli apparecchi per la riproduzione di documenti
ATA1087873A (de) Verstaerkerschaltung
AT334437B (de) In seiner zusammensetzung modifizierbares elektroakustisches wiedergabesystem
MC1049A1 (fr) Haut-parleurs électrodynamiques
ATA1022673A (de) Kopfhoerer
AT326745B (de) Lautsprechergehause