GB1520612A - Binaural sound reproducing system with acoustic reverberation unit - Google Patents

Binaural sound reproducing system with acoustic reverberation unit

Info

Publication number
GB1520612A
GB1520612A GB733/77A GB73377A GB1520612A GB 1520612 A GB1520612 A GB 1520612A GB 733/77 A GB733/77 A GB 733/77A GB 73377 A GB73377 A GB 73377A GB 1520612 A GB1520612 A GB 1520612A
Authority
GB
United Kingdom
Prior art keywords
diaphragm
sound
fed
sounds
spring
Prior art date
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.)
Expired
Application number
GB733/77A
Other languages
English (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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 JP349976A external-priority patent/JPS5287001A/ja
Priority claimed from JP685276A external-priority patent/JPS52106701A/ja
Priority claimed from JP5860076A external-priority patent/JPS52141602A/ja
Priority claimed from JP12103776A external-priority patent/JPS5346001A/ja
Priority claimed from JP13651476U external-priority patent/JPS5641439Y2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB1520612A publication Critical patent/GB1520612A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • H04S1/005—For headphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Headphones And Earphones (AREA)
  • Stereophonic System (AREA)
GB733/77A 1976-01-14 1977-01-10 Binaural sound reproducing system with acoustic reverberation unit Expired GB1520612A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP349976A JPS5287001A (en) 1976-01-14 1976-01-14 Monophonic reproduction and listening device
JP685276A JPS52106701A (en) 1976-01-23 1976-01-23 Stereo reproduction and receiver equipment
JP5860076A JPS52141602A (en) 1976-05-20 1976-05-20 Monoral reproduction listening device
JP12103776A JPS5346001A (en) 1976-10-07 1976-10-07 Audio perpoducer
JP13651476U JPS5641439Y2 (enExample) 1976-10-08 1976-10-08

Publications (1)

Publication Number Publication Date
GB1520612A true GB1520612A (en) 1978-08-09

Family

ID=27518369

Family Applications (1)

Application Number Title Priority Date Filing Date
GB733/77A Expired GB1520612A (en) 1976-01-14 1977-01-10 Binaural sound reproducing system with acoustic reverberation unit

Country Status (3)

Country Link
DE (1) DE2701264A1 (enExample)
FR (1) FR2338615A1 (enExample)
GB (1) GB1520612A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276159A3 (en) * 1987-01-22 1990-05-23 Msda Associates Three-dimensional auditory display apparatus and method utilising enhanced bionic emulation of human binaural sound localisation
EP0535276A1 (en) * 1987-03-10 1993-04-07 Richard Broadie Monaural to stereophonic sound translation process and apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431743A1 (fr) * 1978-07-19 1980-02-15 Audio Psycho Phonologie Sa Cie Appareil integrateur audio-vocal
JP5666797B2 (ja) * 2009-10-05 2015-02-12 フォスター電機株式会社 イヤホン

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978543A (en) * 1955-05-23 1961-04-04 David F Kennedy Sound reproducing apparatus
US4005267A (en) * 1974-05-17 1977-01-25 Akg Akustische U. Kino-Gerate Gesellschaft M.B.H. Arrangement for converting oscillations in headphones

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0276159A3 (en) * 1987-01-22 1990-05-23 Msda Associates Three-dimensional auditory display apparatus and method utilising enhanced bionic emulation of human binaural sound localisation
EP0535276A1 (en) * 1987-03-10 1993-04-07 Richard Broadie Monaural to stereophonic sound translation process and apparatus

Also Published As

Publication number Publication date
DE2701264B2 (enExample) 1979-05-23
DE2701264C3 (enExample) 1980-01-31
FR2338615A1 (fr) 1977-08-12
FR2338615B1 (enExample) 1982-10-15
DE2701264A1 (de) 1977-07-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930110