JPS63138839A - 電話機のハンドセツト本体に設けられた電気音響変換器の周波数特性改善装置 - Google Patents

電話機のハンドセツト本体に設けられた電気音響変換器の周波数特性改善装置

Info

Publication number
JPS63138839A
JPS63138839A JP28966987A JP28966987A JPS63138839A JP S63138839 A JPS63138839 A JP S63138839A JP 28966987 A JP28966987 A JP 28966987A JP 28966987 A JP28966987 A JP 28966987A JP S63138839 A JPS63138839 A JP S63138839A
Authority
JP
Japan
Prior art keywords
resonance
frequency characteristic
chamber
main body
frequency characteristics
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
JP28966987A
Other languages
English (en)
Japanese (ja)
Inventor
エルンスト・パイヤー
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.)
Siemens Corp
Original Assignee
Siemens Corp
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 Siemens Corp filed Critical Siemens Corp
Publication of JPS63138839A publication Critical patent/JPS63138839A/ja
Pending 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
    • 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 

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP28966987A 1986-11-20 1987-11-18 電話機のハンドセツト本体に設けられた電気音響変換器の周波数特性改善装置 Pending JPS63138839A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19868631001 DE8631001U1 (de) 1986-11-20 1986-11-20 Anordnung zur Frequenzgangverbesserung von in Handapparatekörpern von Fernsprechgeräten angeordneten elektroakustischen Wandlern
DE8631001.1 1986-11-20

Publications (1)

Publication Number Publication Date
JPS63138839A true JPS63138839A (ja) 1988-06-10

Family

ID=6800361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28966987A Pending JPS63138839A (ja) 1986-11-20 1987-11-18 電話機のハンドセツト本体に設けられた電気音響変換器の周波数特性改善装置

Country Status (3)

Country Link
JP (1) JPS63138839A (enrdf_load_stackoverflow)
DE (1) DE8631001U1 (enrdf_load_stackoverflow)
IN (1) IN168895B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06206446A (ja) * 1992-11-16 1994-07-26 General Motors Corp <Gm> 自動車用のケーブルガイド・アセンブリ

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009019446B4 (de) 2009-04-29 2014-11-13 Epcos Ag MEMS Mikrofon

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06206446A (ja) * 1992-11-16 1994-07-26 General Motors Corp <Gm> 自動車用のケーブルガイド・アセンブリ

Also Published As

Publication number Publication date
DE8631001U1 (de) 1987-01-22
IN168895B (enrdf_load_stackoverflow) 1991-07-06

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