AT379724B - ACTIVE SOUND PANEL FOR HOERAGE DEVICES - Google Patents

ACTIVE SOUND PANEL FOR HOERAGE DEVICES

Info

Publication number
AT379724B
AT379724B AT127084A AT127084A AT379724B AT 379724 B AT379724 B AT 379724B AT 127084 A AT127084 A AT 127084A AT 127084 A AT127084 A AT 127084A AT 379724 B AT379724 B AT 379724B
Authority
AT
Austria
Prior art keywords
hoerage
devices
sound panel
active sound
active
Prior art date
Application number
AT127084A
Other languages
German (de)
Other versions
ATA127084A (en
Original Assignee
Viennatone Gmbh
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 Viennatone Gmbh filed Critical Viennatone Gmbh
Priority to AT127084A priority Critical patent/AT379724B/en
Priority to CH115585A priority patent/CH668153A5/en
Priority to DE19853513197 priority patent/DE3513197A1/en
Priority to GB08509750A priority patent/GB2157917B/en
Priority to JP60081209A priority patent/JPS60233917A/en
Priority to DK171785A priority patent/DK164345C/en
Publication of ATA127084A publication Critical patent/ATA127084A/en
Application granted granted Critical
Publication of AT379724B publication Critical patent/AT379724B/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/04—Manually-operated control in untuned amplifiers
    • H03G5/10—Manually-operated control in untuned amplifiers having semiconductor devices
    • 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)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
AT127084A 1984-04-16 1984-04-16 ACTIVE SOUND PANEL FOR HOERAGE DEVICES AT379724B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AT127084A AT379724B (en) 1984-04-16 1984-04-16 ACTIVE SOUND PANEL FOR HOERAGE DEVICES
CH115585A CH668153A5 (en) 1984-04-16 1985-03-14 ACTIVE SOUND PANEL SWITCHING FOR HOERAGE DEVICES.
DE19853513197 DE3513197A1 (en) 1984-04-16 1985-04-12 ACTIVE SOUND PANEL FOR HOERAGE DEVICES
GB08509750A GB2157917B (en) 1984-04-16 1985-04-16 Active tone controls for hearing aids
JP60081209A JPS60233917A (en) 1984-04-16 1985-04-16 Active tone quality regulating circuit for hearing aid
DK171785A DK164345C (en) 1984-04-16 1985-04-16 ACTIVE TONE CONTROL FOR HEARING DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT127084A AT379724B (en) 1984-04-16 1984-04-16 ACTIVE SOUND PANEL FOR HOERAGE DEVICES

Publications (2)

Publication Number Publication Date
ATA127084A ATA127084A (en) 1985-06-15
AT379724B true AT379724B (en) 1986-02-25

Family

ID=3510245

Family Applications (1)

Application Number Title Priority Date Filing Date
AT127084A AT379724B (en) 1984-04-16 1984-04-16 ACTIVE SOUND PANEL FOR HOERAGE DEVICES

Country Status (6)

Country Link
JP (1) JPS60233917A (en)
AT (1) AT379724B (en)
CH (1) CH668153A5 (en)
DE (1) DE3513197A1 (en)
DK (1) DK164345C (en)
GB (1) GB2157917B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4689819B1 (en) * 1983-12-08 1996-08-13 Knowles Electronics Inc Class D hearing aid amplifier
DE58906141D1 (en) * 1988-07-04 1993-12-16 Siemens Audiologische Technik Hearing aid.
WO2000002418A1 (en) * 1998-07-02 2000-01-13 Beltone Netherlands B.V. Hearing instrument

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2360779A1 (en) * 1973-12-06 1975-06-12 Braun Ag Tone control using two potentiometers - one pot shunted by capacitor controls LF other pot controls HF ranges
US3914716A (en) * 1973-10-26 1975-10-21 Sansui Electric Co Tone control circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931482A1 (en) * 1979-08-03 1981-02-19 Bosch Gmbh Robert TUNABLE ACTIVE HIGH-PASS FILTER FOR HOUR DEVICES
DE3113666A1 (en) * 1981-04-04 1982-10-21 Robert Bosch Gmbh, 7000 Stuttgart Hearing aid with a high-gain, multistage transistor amplifier

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3914716A (en) * 1973-10-26 1975-10-21 Sansui Electric Co Tone control circuit
DE2360779A1 (en) * 1973-12-06 1975-06-12 Braun Ag Tone control using two potentiometers - one pot shunted by capacitor controls LF other pot controls HF ranges

Also Published As

Publication number Publication date
DE3513197A1 (en) 1985-11-07
GB2157917B (en) 1987-05-07
DK171785D0 (en) 1985-04-16
DK164345C (en) 1992-11-02
GB8509750D0 (en) 1985-05-22
GB2157917A (en) 1985-10-30
JPS60233917A (en) 1985-11-20
DE3513197C2 (en) 1992-05-14
DK164345B (en) 1992-06-09
ATA127084A (en) 1985-06-15
DK171785A (en) 1985-10-17
CH668153A5 (en) 1988-11-30

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties