DE69435259D1 - Adaptive Verstärkung und Filterschaltung für Schallwiedergabesystem - Google Patents

Adaptive Verstärkung und Filterschaltung für Schallwiedergabesystem

Info

Publication number
DE69435259D1
DE69435259D1 DE69435259T DE69435259T DE69435259D1 DE 69435259 D1 DE69435259 D1 DE 69435259D1 DE 69435259 T DE69435259 T DE 69435259T DE 69435259 T DE69435259 T DE 69435259T DE 69435259 D1 DE69435259 D1 DE 69435259D1
Authority
DE
Germany
Prior art keywords
filter circuit
sound reproduction
reproduction system
adaptive amplification
adaptive
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.)
Expired - Lifetime
Application number
DE69435259T
Other languages
English (en)
Inventor
Maynard A Engebretson
Michael P O'connell
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.)
K/S Himpp
K S HIMPP
Original Assignee
K/S Himpp
K S HIMPP
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 K/S Himpp, K S HIMPP filed Critical K/S Himpp
Application granted granted Critical
Publication of DE69435259D1 publication Critical patent/DE69435259D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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)
  • Filters That Use Time-Delay Elements (AREA)
DE69435259T 1993-04-07 1994-04-06 Adaptive Verstärkung und Filterschaltung für Schallwiedergabesystem Expired - Lifetime DE69435259D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/044,246 US5706352A (en) 1993-04-07 1993-04-07 Adaptive gain and filtering circuit for a sound reproduction system

Publications (1)

Publication Number Publication Date
DE69435259D1 true DE69435259D1 (de) 2010-01-28

Family

ID=21931306

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69435259T Expired - Lifetime DE69435259D1 (de) 1993-04-07 1994-04-06 Adaptive Verstärkung und Filterschaltung für Schallwiedergabesystem
DE69433662T Expired - Lifetime DE69433662T2 (de) 1993-04-07 1994-04-06 Adaptive verstärkung und filterschaltung für tonwiedergabesystem

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69433662T Expired - Lifetime DE69433662T2 (de) 1993-04-07 1994-04-06 Adaptive verstärkung und filterschaltung für tonwiedergabesystem

Country Status (6)

Country Link
US (2) US5706352A (de)
EP (2) EP0693249B1 (de)
JP (1) JP2931101B2 (de)
CA (1) CA2160133C (de)
DE (2) DE69435259D1 (de)
WO (1) WO1994023548A1 (de)

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Also Published As

Publication number Publication date
WO1994023548A1 (en) 1994-10-13
JPH08508626A (ja) 1996-09-10
EP1175125A3 (de) 2002-11-06
EP0693249A1 (de) 1996-01-24
EP1175125A2 (de) 2002-01-23
EP1175125B1 (de) 2009-12-16
US5724433A (en) 1998-03-03
EP0693249A4 (de) 1996-03-13
JP2931101B2 (ja) 1999-08-09
EP0693249B1 (de) 2004-03-31
DE69433662T2 (de) 2005-02-10
US5706352A (en) 1998-01-06
CA2160133A1 (en) 1994-10-13
DE69433662D1 (de) 2004-05-06
CA2160133C (en) 2000-06-06

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