JPS5990497A - スピ−カ - Google Patents

スピ−カ

Info

Publication number
JPS5990497A
JPS5990497A JP20134282A JP20134282A JPS5990497A JP S5990497 A JPS5990497 A JP S5990497A JP 20134282 A JP20134282 A JP 20134282A JP 20134282 A JP20134282 A JP 20134282A JP S5990497 A JPS5990497 A JP S5990497A
Authority
JP
Japan
Prior art keywords
coil
magnetic flux
sensor coil
sensor
voice coil
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
JP20134282A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0452676B2 (enrdf_load_stackoverflow
Inventor
Koshin Shimada
島田　康臣
Tatsuo Fukuyama
福山　立夫
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 JP20134282A priority Critical patent/JPS5990497A/ja
Publication of JPS5990497A publication Critical patent/JPS5990497A/ja
Publication of JPH0452676B2 publication Critical patent/JPH0452676B2/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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP20134282A 1982-11-15 1982-11-15 スピ−カ Granted JPS5990497A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20134282A JPS5990497A (ja) 1982-11-15 1982-11-15 スピ−カ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20134282A JPS5990497A (ja) 1982-11-15 1982-11-15 スピ−カ

Publications (2)

Publication Number Publication Date
JPS5990497A true JPS5990497A (ja) 1984-05-24
JPH0452676B2 JPH0452676B2 (enrdf_load_stackoverflow) 1992-08-24

Family

ID=16439433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20134282A Granted JPS5990497A (ja) 1982-11-15 1982-11-15 スピ−カ

Country Status (1)

Country Link
JP (1) JPS5990497A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110881160A (zh) * 2019-11-12 2020-03-13 歌尔股份有限公司 一种发声装置
EP4322552A3 (en) * 2022-07-22 2024-05-22 GP Acoustics (UK) Limited Loudspeakers

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5489618A (en) * 1977-12-14 1979-07-16 Matsushita Electric Ind Co Ltd Speaker system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5489618A (en) * 1977-12-14 1979-07-16 Matsushita Electric Ind Co Ltd Speaker system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110881160A (zh) * 2019-11-12 2020-03-13 歌尔股份有限公司 一种发声装置
CN110881160B (zh) * 2019-11-12 2021-08-31 歌尔股份有限公司 一种发声装置
EP4322552A3 (en) * 2022-07-22 2024-05-22 GP Acoustics (UK) Limited Loudspeakers

Also Published As

Publication number Publication date
JPH0452676B2 (enrdf_load_stackoverflow) 1992-08-24

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