JPS52127302A - Four-channel headphone system - Google Patents

Four-channel headphone system

Info

Publication number
JPS52127302A
JPS52127302A JP4454176A JP4454176A JPS52127302A JP S52127302 A JPS52127302 A JP S52127302A JP 4454176 A JP4454176 A JP 4454176A JP 4454176 A JP4454176 A JP 4454176A JP S52127302 A JPS52127302 A JP S52127302A
Authority
JP
Japan
Prior art keywords
headphone system
channel headphone
signal
channel
listener
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.)
Pending
Application number
JP4454176A
Other languages
Japanese (ja)
Inventor
Yoshinobu Kikuchi
Akiyoshi Yamada
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
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP4454176A priority Critical patent/JPS52127302A/en
Publication of JPS52127302A publication Critical patent/JPS52127302A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/033—Headphones for stereophonic communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/01—Multi-channel, i.e. more than two input channels, sound reproduction with two speakers wherein the multi-channel information is substantially preserved

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)

Abstract

PURPOSE:To receive a 4-channel stereophonic signal with a 2-headphone thereby to fix the sound image in position outside of the listener's head by mixing the indirect signal with the direct signal.
JP4454176A 1976-04-19 1976-04-19 Four-channel headphone system Pending JPS52127302A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4454176A JPS52127302A (en) 1976-04-19 1976-04-19 Four-channel headphone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4454176A JPS52127302A (en) 1976-04-19 1976-04-19 Four-channel headphone system

Publications (1)

Publication Number Publication Date
JPS52127302A true JPS52127302A (en) 1977-10-25

Family

ID=12694362

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4454176A Pending JPS52127302A (en) 1976-04-19 1976-04-19 Four-channel headphone system

Country Status (1)

Country Link
JP (1) JPS52127302A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4953001A (en) * 1972-09-21 1974-05-23
JPS49133002A (en) * 1972-09-08 1974-12-20
JPS52112302A (en) * 1976-03-18 1977-09-20 Matsushita Electric Ind Co Ltd 4-channel head phone unit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49133002A (en) * 1972-09-08 1974-12-20
JPS4953001A (en) * 1972-09-21 1974-05-23
JPS52112302A (en) * 1976-03-18 1977-09-20 Matsushita Electric Ind Co Ltd 4-channel head phone unit

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