AU2001294345A1 - Method and circuit for regulating the signal level fed to an analog-digital converter - Google Patents

Method and circuit for regulating the signal level fed to an analog-digital converter

Info

Publication number
AU2001294345A1
AU2001294345A1 AU2001294345A AU9434501A AU2001294345A1 AU 2001294345 A1 AU2001294345 A1 AU 2001294345A1 AU 2001294345 A AU2001294345 A AU 2001294345A AU 9434501 A AU9434501 A AU 9434501A AU 2001294345 A1 AU2001294345 A1 AU 2001294345A1
Authority
AU
Australia
Prior art keywords
analog
adjustable scaling
signal
scaling factor
signal level
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.)
Abandoned
Application number
AU2001294345A
Other languages
English (en)
Inventor
Joseph Reinier Gerardus Maria Leenen
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.)
Beltone Netherlands BV
Original Assignee
Beltone Netherlands BV
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 Beltone Netherlands BV filed Critical Beltone Netherlands BV
Publication of AU2001294345A1 publication Critical patent/AU2001294345A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/18—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging
    • H03M1/181—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values
    • H03M1/183—Automatic control for modifying the range of signals the converter can handle, e.g. gain ranging in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter
    • 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
    • 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
    • H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Analogue/Digital Conversion (AREA)
AU2001294345A 2000-08-23 2001-08-07 Method and circuit for regulating the signal level fed to an analog-digital converter Abandoned AU2001294345A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1015993 2000-08-23
NL1015993A NL1015993C2 (nl) 2000-08-23 2000-08-23 Werkwijze en inrichting voor het omzetten van een analoog ingangssignaal in een digitaal uitgangssignaal.
PCT/NL2001/000592 WO2002017496A1 (en) 2000-08-23 2001-08-07 Method and circuit for regulating the signal level fed to an analog-digital converter

Publications (1)

Publication Number Publication Date
AU2001294345A1 true AU2001294345A1 (en) 2002-03-04

Family

ID=19771935

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001294345A Abandoned AU2001294345A1 (en) 2000-08-23 2001-08-07 Method and circuit for regulating the signal level fed to an analog-digital converter

Country Status (7)

Country Link
US (1) US6847318B2 (de)
EP (1) EP1312168B1 (de)
AT (1) ATE324709T1 (de)
AU (1) AU2001294345A1 (de)
DE (1) DE60119129T2 (de)
NL (1) NL1015993C2 (de)
WO (1) WO2002017496A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7358879B2 (en) * 2005-08-09 2008-04-15 Analog Devices, Inc. ΔΣ modulator system with start up transient suppression
WO2008106552A1 (en) * 2007-02-28 2008-09-04 Rf Surgical Systems, Inc. Method, apparatus and article for detection of transponder tagged objects, for example during surgery
US10284977B2 (en) * 2009-07-25 2019-05-07 Eargo, Inc. Adjustable securing mechanism
EP2485395B1 (de) 2011-02-04 2013-05-01 Harman International Industries Ltd. Audiomischkonsole, die eine Signalpegelüberlastung vermeidet
JP6506623B2 (ja) * 2015-05-29 2019-04-24 株式会社ズーム デジタルシグナルプロセッサ及び音響機器
US10348891B2 (en) * 2015-09-06 2019-07-09 Deborah M. Manchester System for real time, remote access to and adjustment of patient hearing aid with patient in normal life environment
DE102016221692B3 (de) * 2016-11-04 2017-12-07 Sivantos Pte. Ltd. Verfahren zum Betrieb eines Hörgeräts
US10439626B2 (en) 2017-12-15 2019-10-08 Microchip Technology Incorporated Analog-to-digital converter with autonomous gain stage and auto scaling, and related systems and methods

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4771472A (en) * 1987-04-14 1988-09-13 Hughes Aircraft Company Method and apparatus for improving voice intelligibility in high noise environments
DE3802903A1 (de) * 1988-02-01 1989-08-10 Siemens Ag Einrichtung zur uebertragung von sprache
US5206647A (en) * 1991-06-27 1993-04-27 Hughes Aircraft Company Low cost AGC function for multiple approximation A/D converters
DE4125379C1 (en) * 1991-07-31 1992-10-08 Siemens Ag, 8000 Muenchen, De Hearing aid device with amplitude limitation - has limiting circuit inserted in feedback path for amplifier stage for matching frequency characteristic to each individual user
WO1994007341A1 (en) * 1992-09-11 1994-03-31 Hyman Goldberg Electroacoustic speech intelligibility enhancement method and apparatus
FR2699025B1 (fr) * 1992-12-04 1995-01-06 Thomson Csf Semiconducteurs Convertisseur analogique numérique.
JPH0779499A (ja) * 1993-09-08 1995-03-20 Sony Corp 補聴器
US6359992B1 (en) * 1997-02-06 2002-03-19 Micro Ear Technology Acoustics conditioner
FI106325B (fi) * 1998-11-12 2001-01-15 Nokia Networks Oy Menetelmä ja laite tehonsäädön ohjaamiseksi
US6259391B1 (en) * 1999-06-18 2001-07-10 Nortel Networks Limited Analog gain control adjustment using a probabilistic algorithm
US6628224B1 (en) * 2002-05-24 2003-09-30 Broadcom Corporation Distributed averaging analog to digital converter topology

Also Published As

Publication number Publication date
EP1312168A1 (de) 2003-05-21
EP1312168B1 (de) 2006-04-26
US20040008132A1 (en) 2004-01-15
DE60119129D1 (de) 2006-06-01
NL1015993C2 (nl) 2002-02-26
WO2002017496A1 (en) 2002-02-28
US6847318B2 (en) 2005-01-25
ATE324709T1 (de) 2006-05-15
DE60119129T2 (de) 2007-02-15

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