JPS5417827A - Headphone device - Google Patents

Headphone device

Info

Publication number
JPS5417827A
JPS5417827A JP8332577A JP8332577A JPS5417827A JP S5417827 A JPS5417827 A JP S5417827A JP 8332577 A JP8332577 A JP 8332577A JP 8332577 A JP8332577 A JP 8332577A JP S5417827 A JPS5417827 A JP S5417827A
Authority
JP
Japan
Prior art keywords
headphone device
listening
headphone
reactances
listened
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.)
Granted
Application number
JP8332577A
Other languages
Japanese (ja)
Other versions
JPS5639758B2 (en
Inventor
Nobuhisa Atoji
Takashi Matsumoto
Shoichi Kusumoto
Kazuhide Sato
Mitsuhiro Hasegawa
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 JP8332577A priority Critical patent/JPS5417827A/en
Priority to US05/923,206 priority patent/US4211898A/en
Priority to DE2830451A priority patent/DE2830451C2/en
Priority to GB7829489A priority patent/GB2000941B/en
Publication of JPS5417827A publication Critical patent/JPS5417827A/en
Publication of JPS5639758B2 publication Critical patent/JPS5639758B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Stereophonic Arrangements (AREA)

Abstract

PURPOSE:To enable reproducing sounds which are natural and highly faithful like those in listening from speakers to be listened in spite of headphone listening by providing cavities and through-holes having mass reactances on the back of a diaphragm.
JP8332577A 1977-07-11 1977-07-11 Headphone device Granted JPS5417827A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP8332577A JPS5417827A (en) 1977-07-11 1977-07-11 Headphone device
US05/923,206 US4211898A (en) 1977-07-11 1978-07-10 Headphone with two resonant peaks for simulating loudspeaker reproduction
DE2830451A DE2830451C2 (en) 1977-07-11 1978-07-11 headphones
GB7829489A GB2000941B (en) 1977-07-11 1978-07-11 Headphone with two resonant peaks for simulating loudspeaker reproduction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8332577A JPS5417827A (en) 1977-07-11 1977-07-11 Headphone device

Publications (2)

Publication Number Publication Date
JPS5417827A true JPS5417827A (en) 1979-02-09
JPS5639758B2 JPS5639758B2 (en) 1981-09-16

Family

ID=13799264

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8332577A Granted JPS5417827A (en) 1977-07-11 1977-07-11 Headphone device

Country Status (1)

Country Link
JP (1) JPS5417827A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6339223A (en) * 1986-08-04 1988-02-19 Oki Electric Ind Co Ltd Light receiving device
JP4921197B2 (en) * 2007-02-06 2012-04-25 スター精密株式会社 Insertion type earphone

Also Published As

Publication number Publication date
JPS5639758B2 (en) 1981-09-16

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