FR2225905A1 - - Google Patents

Info

Publication number
FR2225905A1
FR2225905A1 FR7412773A FR7412773A FR2225905A1 FR 2225905 A1 FR2225905 A1 FR 2225905A1 FR 7412773 A FR7412773 A FR 7412773A FR 7412773 A FR7412773 A FR 7412773A FR 2225905 A1 FR2225905 A1 FR 2225905A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7412773A
Other languages
French (fr)
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.)
SHALAKO INT
Original Assignee
SHALAKO INT
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
Priority claimed from US00350415A external-priority patent/US3818149A/en
Priority claimed from US00350377A external-priority patent/US3848091A/en
Application filed by SHALAKO INT filed Critical SHALAKO INT
Publication of FR2225905A1 publication Critical patent/FR2225905A1/fr
Withdrawn legal-status Critical Current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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/70—Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
    • 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
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/502—Customised settings for obtaining desired overall acoustical characteristics using analog signal processing

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)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
FR7412773A 1973-04-12 1974-04-11 Withdrawn FR2225905A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00350415A US3818149A (en) 1973-04-12 1973-04-12 Prosthetic device for providing corrections of auditory deficiencies in aurally handicapped persons
US00350377A US3848091A (en) 1973-04-12 1973-04-12 Method of fitting a prosthetic device for providing corrections of auditory deficiencies in aurally handicapped persons

Publications (1)

Publication Number Publication Date
FR2225905A1 true FR2225905A1 (enrdf_load_stackoverflow) 1974-11-08

Family

ID=26996593

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7412773A Withdrawn FR2225905A1 (enrdf_load_stackoverflow) 1973-04-12 1974-04-11

Country Status (5)

Country Link
JP (1) JPS5052905A (enrdf_load_stackoverflow)
CH (1) CH590596A5 (enrdf_load_stackoverflow)
DE (1) DE2417146A1 (enrdf_load_stackoverflow)
FR (1) FR2225905A1 (enrdf_load_stackoverflow)
NL (1) NL7405023A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2843923C2 (de) * 1978-10-09 1985-09-12 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Anordnung zum Anpassen eines Hörgerätes
DE2907842A1 (de) * 1979-02-28 1980-09-04 Messerschmitt Boelkow Blohm Verfahren zur verminderung eines hoerfehlers
JPS5726200U (enrdf_load_stackoverflow) * 1980-07-18 1982-02-10
JPS5939600U (ja) * 1982-09-02 1984-03-13 松下電器産業株式会社 補聴器

Also Published As

Publication number Publication date
CH590596A5 (enrdf_load_stackoverflow) 1977-08-15
DE2417146A1 (de) 1974-10-17
JPS5052905A (enrdf_load_stackoverflow) 1975-05-10
NL7405023A (enrdf_load_stackoverflow) 1974-10-15

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse