ATA172284A - Regelschaltung fuer verstaerker, insbesondere fuer hoergeraete - Google Patents

Regelschaltung fuer verstaerker, insbesondere fuer hoergeraete

Info

Publication number
ATA172284A
ATA172284A AT0172284A AT172284A ATA172284A AT A172284 A ATA172284 A AT A172284A AT 0172284 A AT0172284 A AT 0172284A AT 172284 A AT172284 A AT 172284A AT A172284 A ATA172284 A AT A172284A
Authority
AT
Austria
Prior art keywords
amplifiers
hour
devices
control circuit
circuit
Prior art date
Application number
AT0172284A
Other languages
English (en)
Other versions
AT379928B (de
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 AT0172284A priority Critical patent/AT379928B/de
Priority to DE19853513443 priority patent/DE3513443A1/de
Priority to GB08511027A priority patent/GB2160069B/en
Priority to US06/730,488 priority patent/US4701958A/en
Publication of ATA172284A publication Critical patent/ATA172284A/de
Application granted granted Critical
Publication of AT379928B publication Critical patent/AT379928B/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • 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
    • H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques
    • H04R25/356—Amplitude, e.g. amplitude shift or compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
AT0172284A 1984-05-24 1984-05-24 Regelschaltung fuer verstaerker, insbesondere fuer hoergeraete AT379928B (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
AT0172284A AT379928B (de) 1984-05-24 1984-05-24 Regelschaltung fuer verstaerker, insbesondere fuer hoergeraete
DE19853513443 DE3513443A1 (de) 1984-05-24 1985-04-15 Regelschaltung
GB08511027A GB2160069B (en) 1984-05-24 1985-05-01 Control circuit
US06/730,488 US4701958A (en) 1984-05-24 1985-05-06 Control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0172284A AT379928B (de) 1984-05-24 1984-05-24 Regelschaltung fuer verstaerker, insbesondere fuer hoergeraete

Publications (2)

Publication Number Publication Date
ATA172284A true ATA172284A (de) 1985-07-15
AT379928B AT379928B (de) 1986-03-10

Family

ID=3519593

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0172284A AT379928B (de) 1984-05-24 1984-05-24 Regelschaltung fuer verstaerker, insbesondere fuer hoergeraete

Country Status (4)

Country Link
US (1) US4701958A (de)
AT (1) AT379928B (de)
DE (1) DE3513443A1 (de)
GB (1) GB2160069B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4792977A (en) * 1986-03-12 1988-12-20 Beltone Electronics Corporation Hearing aid circuit
US5796821A (en) * 1994-01-05 1998-08-18 Crouch; Shirley Aline Hearing aid telephone interconnect system
US5502769A (en) * 1994-04-28 1996-03-26 Starkey Laboratories, Inc. Interface module for programmable hearing instrument
DK1473968T3 (da) * 1996-12-04 2009-09-07 Phonak Ag Fremgangsm de og apparat til tilfärsel af energi til en häreanordning
US6044162A (en) * 1996-12-20 2000-03-28 Sonic Innovations, Inc. Digital hearing aid using differential signal representations
US5995036A (en) * 1998-03-17 1999-11-30 Sonic Innovations, Inc. Passive switched capacitor delta analog-to-digital converter with programmable gain control
US6320959B1 (en) * 1998-08-18 2001-11-20 Shirley Aline Crouch Hearing aid telephone interconnect system
US6381308B1 (en) 1998-12-03 2002-04-30 Charles H. Cargo Device for coupling hearing aid to telephone
US6313773B1 (en) 2000-01-26 2001-11-06 Sonic Innovations, Inc. Multiplierless interpolator for a delta-sigma digital to analog converter
US6310556B1 (en) 2000-02-14 2001-10-30 Sonic Innovations, Inc. Apparatus and method for detecting a low-battery power condition and generating a user perceptible warning
US6925179B2 (en) 2000-04-07 2005-08-02 New World Sounds, Inc. Method and apparatus for a hearing aid coupling system
US8014552B2 (en) * 2002-04-12 2011-09-06 Able Blanet, Incorporated Apparatus for communication coupling with a hearing aid
EP2053876B1 (de) * 2007-10-18 2010-05-26 Siemens Medical Instruments Pte. Ltd. Hörvorrichtung mit gemeinsamem Anschluss für Schirmung und Identifikation eines Hörers
US8767988B2 (en) * 2012-04-26 2014-07-01 Institute of Microelectronics, Chinese Academy of Sciences Analogic front circuit for medical device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1002794B (de) * 1954-03-26 1957-02-21 Philips Nv Gegengekoppelter Transistorverstaerker
US3106609A (en) * 1960-06-16 1963-10-08 Motorola Inc Automobile speaker system
US3015704A (en) * 1960-10-24 1962-01-02 Maico Electronics Inc Acoustical apparatus
US3244997A (en) * 1962-05-28 1966-04-05 Zenith Radio Corp Hearing aid automatic gain control system
US3405348A (en) * 1965-10-24 1968-10-08 Sola Basic Ind Inc Voltage regulating system with an inductive potential divider including a magnetic amplifier
US3571529A (en) * 1968-09-09 1971-03-16 Zenith Radio Corp Hearing aid with frequency-selective agc
US4201886A (en) * 1976-12-02 1980-05-06 Tenna Corporation Plural concentric moving coil speaker with push-pull voltage follower direct coupling
US4130725A (en) * 1976-12-02 1978-12-19 Tenna Corporation Split-coil speaker with direct coupling
ZA805415B (en) * 1979-09-14 1981-08-26 Plessey Overseas Digitally controlled wide range automatic gain control

Also Published As

Publication number Publication date
DE3513443A1 (de) 1985-11-28
US4701958A (en) 1987-10-20
GB2160069B (en) 1988-01-27
GB2160069A (en) 1985-12-11
GB8511027D0 (en) 1985-06-12
AT379928B (de) 1986-03-10

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee