DK176775B1 - Fremgangsmåde til forstærkning af et höreapparats indgangssignaler samt kredslöb til gennemförelse af fremgangsmåden - Google Patents

Fremgangsmåde til forstærkning af et höreapparats indgangssignaler samt kredslöb til gennemförelse af fremgangsmåden Download PDF

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Publication number
DK176775B1
DK176775B1 DK199800126A DK12698A DK176775B1 DK 176775 B1 DK176775 B1 DK 176775B1 DK 199800126 A DK199800126 A DK 199800126A DK 12698 A DK12698 A DK 12698A DK 176775 B1 DK176775 B1 DK 176775B1
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DK
Denmark
Prior art keywords
analysis
signal
compression
circuit
frequency
Prior art date
Application number
DK199800126A
Other languages
Danish (da)
English (en)
Other versions
DK12698A (da
Inventor
Inga Holube
Volker Hohmann
Birger Kollmeier
Original Assignee
Siemens Audiologische Technik
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Filing date
Publication date
Application filed by Siemens Audiologische Technik filed Critical Siemens Audiologische Technik
Publication of DK12698A publication Critical patent/DK12698A/da
Application granted granted Critical
Publication of DK176775B1 publication Critical patent/DK176775B1/da

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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
    • H04R25/35—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/06—Volume compression or expansion in 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
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing
    • 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
    • H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital 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)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Control Of Amplification And Gain Control (AREA)
DK199800126A 1997-01-29 1998-01-29 Fremgangsmåde til forstærkning af et höreapparats indgangssignaler samt kredslöb til gennemförelse af fremgangsmåden DK176775B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19703228A DE19703228B4 (de) 1997-01-29 1997-01-29 Verfahren zur Verstärkung von Eingangssignalen eines Hörgerätes sowie Schaltung zur Durchführung des Verfahrens
DE19703228 1997-01-29

Publications (2)

Publication Number Publication Date
DK12698A DK12698A (da) 1998-07-30
DK176775B1 true DK176775B1 (da) 2009-08-03

Family

ID=7818691

Family Applications (1)

Application Number Title Priority Date Filing Date
DK199800126A DK176775B1 (da) 1997-01-29 1998-01-29 Fremgangsmåde til forstærkning af et höreapparats indgangssignaler samt kredslöb til gennemförelse af fremgangsmåden

Country Status (4)

Country Link
US (1) US6198830B1 (de)
CH (1) CH692884A5 (de)
DE (1) DE19703228B4 (de)
DK (1) DK176775B1 (de)

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DE102004044565B4 (de) * 2004-09-15 2007-08-02 Carl Von Ossietzky Universität Oldenburg Verfahren zur Begrenzung des Dynamikbereichs von Audiosignalen und Schaltungsanordnung hierzu
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Also Published As

Publication number Publication date
DE19703228B4 (de) 2006-08-03
CH692884A5 (de) 2002-11-29
US6198830B1 (en) 2001-03-06
DK12698A (da) 1998-07-30
DE19703228A1 (de) 1998-07-30

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Expiry date: 20180129