FR2490485A1 - Prothese auditive - Google Patents

Prothese auditive Download PDF

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Publication number
FR2490485A1
FR2490485A1 FR8020358A FR8020358A FR2490485A1 FR 2490485 A1 FR2490485 A1 FR 2490485A1 FR 8020358 A FR8020358 A FR 8020358A FR 8020358 A FR8020358 A FR 8020358A FR 2490485 A1 FR2490485 A1 FR 2490485A1
Authority
FR
France
Prior art keywords
filter
earpiece
flattened
electronic amplifier
deformed
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
FR8020358A
Other languages
English (en)
French (fr)
Other versions
FR2490485B1 (enExample
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8020358A priority Critical patent/FR2490485A1/fr
Publication of FR2490485A1 publication Critical patent/FR2490485A1/fr
Application granted granted Critical
Publication of FR2490485B1 publication Critical patent/FR2490485B1/fr
Granted legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/48—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using constructional means for obtaining a desired frequency response

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Prostheses (AREA)
FR8020358A 1980-09-22 1980-09-22 Prothese auditive Granted FR2490485A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8020358A FR2490485A1 (fr) 1980-09-22 1980-09-22 Prothese auditive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8020358A FR2490485A1 (fr) 1980-09-22 1980-09-22 Prothese auditive

Publications (2)

Publication Number Publication Date
FR2490485A1 true FR2490485A1 (fr) 1982-03-26
FR2490485B1 FR2490485B1 (enExample) 1985-01-04

Family

ID=9246179

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8020358A Granted FR2490485A1 (fr) 1980-09-22 1980-09-22 Prothese auditive

Country Status (1)

Country Link
FR (1) FR2490485A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0098421A3 (en) * 1982-07-01 1985-04-17 Siemens Aktiengesellschaft Electric hearing aid

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB973479A (en) * 1962-02-21 1964-10-28 Philips Electronic Associated Improvements in hearing aids

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB973479A (en) * 1962-02-21 1964-10-28 Philips Electronic Associated Improvements in hearing aids

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0098421A3 (en) * 1982-07-01 1985-04-17 Siemens Aktiengesellschaft Electric hearing aid
US4629833A (en) * 1982-07-01 1986-12-16 Siemens Aktiengesellschaft Electric hearing aid

Also Published As

Publication number Publication date
FR2490485B1 (enExample) 1985-01-04

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Legal Events

Date Code Title Description
ST Notification of lapse