DK2425639T3 - Input-omformer til et EEG-monitoreringssystem, signalkonverteringsfremgangsmåde og monitoreringssystem - Google Patents

Input-omformer til et EEG-monitoreringssystem, signalkonverteringsfremgangsmåde og monitoreringssystem

Info

Publication number
DK2425639T3
DK2425639T3 DK09779393.9T DK09779393T DK2425639T3 DK 2425639 T3 DK2425639 T3 DK 2425639T3 DK 09779393 T DK09779393 T DK 09779393T DK 2425639 T3 DK2425639 T3 DK 2425639T3
Authority
DK
Denmark
Prior art keywords
monitoring system
signal conversion
conversion method
input converter
eeg
Prior art date
Application number
DK09779393.9T
Other languages
English (en)
Inventor
Niels Ole Knudsen
Soren Kilsgaard
Original Assignee
Widex As
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 Widex As filed Critical Widex As
Application granted granted Critical
Publication of DK2425639T3 publication Critical patent/DK2425639T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/458—Analogue/digital converters using delta-sigma modulation as an intermediate step
    • H03M3/478—Means for controlling the correspondence between the range of the input signal and the range of signals the converter can handle; Means for out-of-range indication
    • H03M3/48—Means for controlling the correspondence between the range of the input signal and the range of signals the converter can handle; Means for out-of-range indication characterised by the type of range control, e.g. limiting
    • H03M3/486—Means for controlling the correspondence between the range of the input signal and the range of signals the converter can handle; Means for out-of-range indication characterised by the type of range control, e.g. limiting by adapting the input gain
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/02—Delta modulation, i.e. one-bit differential modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
    • H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
    • H03M3/43—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a single bit one
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M3/00—Conversion of analogue values to or from differential modulation
    • H03M3/30—Delta-sigma modulation
    • H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
    • H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
    • H03M3/438—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path
    • H03M3/454—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a higher order loop filter in the feedforward path with distributed feedback, i.e. with feedback paths from the quantiser output to more than one filter stage

Landscapes

  • Engineering & 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)
  • Theoretical Computer Science (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)
DK09779393.9T 2009-04-30 2009-04-30 Input-omformer til et EEG-monitoreringssystem, signalkonverteringsfremgangsmåde og monitoreringssystem DK2425639T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2009/055284 WO2010124738A1 (en) 2009-04-30 2009-04-30 Input converter for an eeg monitoring system, signal conversion method and monitoring system

Publications (1)

Publication Number Publication Date
DK2425639T3 true DK2425639T3 (da) 2013-11-25

Family

ID=41569626

Family Applications (1)

Application Number Title Priority Date Filing Date
DK09779393.9T DK2425639T3 (da) 2009-04-30 2009-04-30 Input-omformer til et EEG-monitoreringssystem, signalkonverteringsfremgangsmåde og monitoreringssystem

Country Status (10)

Country Link
US (1) US8866661B2 (da)
EP (1) EP2425639B1 (da)
JP (1) JP5279948B2 (da)
KR (1) KR101342855B1 (da)
CN (1) CN102440006B (da)
AU (1) AU2009345576B2 (da)
CA (1) CA2759145C (da)
DK (1) DK2425639T3 (da)
SG (1) SG174873A1 (da)
WO (1) WO2010124738A1 (da)

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AU2012203719A1 (en) * 2012-06-26 2014-01-16 Javier Andre Leicester Imaging systems and methods
JP5922316B2 (ja) * 2012-12-21 2016-05-24 テレダイン・ダルサ・ベスローテン・フエンノートシャップＴｅｌｅｄｙｎｅ Ｄａｌｓａ Ｂ．Ｖ． シグマ−デルタアナログ−デジタルコンバータ
EP2961314B1 (en) 2013-02-27 2016-10-05 T&W Engineering A/S Electrode and leakage current testing in an eeg monitor with an implantable part
WO2015034441A1 (en) * 2013-09-09 2015-03-12 Agency For Science, Technology And Research A Device For Detecting A Spike In One Of A Plurality Of Neural Signals
US10282875B2 (en) 2015-12-11 2019-05-07 International Business Machines Corporation Graph-based analysis for bio-signal event sensing
CN107137078A (zh) * 2017-05-08 2017-09-08 京东方科技集团股份有限公司 脑电波检测装置及设备
US20190132683A1 (en) 2017-10-31 2019-05-02 Starkey Laboratories, Inc. Hearing device including a sensor and a method of forming same
DK3499914T3 (en) * 2017-12-13 2020-12-14 Oticon As Høreapparatsystem
CN110690862B (zh) * 2018-07-06 2026-04-17 天工方案公司 放大器线性度提升电路和用于后失真反馈消除的方法
KR102199878B1 (ko) * 2019-01-10 2021-01-07 연세대학교 산학협력단 초정밀 고분해능 생체신호 측정장치 및 측정방법
CN111865226B (zh) * 2020-08-28 2025-09-26 深圳市儒翰基因科技有限公司 一种适用于dna测序信号的低功耗低噪声前端感测放大器
KR102424344B1 (ko) * 2020-09-04 2022-07-22 울산과학기술원 임피던스 부스팅하는 뇌전도 신호 증폭 장치
JP7719616B2 (ja) * 2021-03-18 2025-08-06 キヤノン株式会社 光電変換装置、電子機器および基板
EP4059429B1 (en) * 2021-03-18 2023-11-01 Oticon A/s Hearing aid with ear eeg recording
US12647740B2 (en) 2021-10-07 2026-06-02 Sonova Ag Hearing device and method for analyzing biofluid secreted by outer ear tissue
KR20250154373A (ko) * 2023-02-02 2025-10-28 엘지전자 주식회사 신호처리회로 및 이를 포함하는 전자 디바이스
CN116761116B (zh) * 2023-06-08 2025-10-03 浙江大学 一种低电压域供电的全动态增益可调数字麦克风接口电路
US12578795B2 (en) 2024-03-29 2026-03-17 Cvs Pharmacy, Inc. Systems and methods for obtaining and using electroencephalography signals to perform an action

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US6037887A (en) * 1996-03-06 2000-03-14 Burr-Brown Corporation Programmable gain for delta sigma analog-to-digital converter
JP3237517B2 (ja) * 1996-05-16 2001-12-10 松下電器産業株式会社 デルタシグマ型データ変換器
US6885326B2 (en) * 1999-02-04 2005-04-26 Med-El Elektromedizinische Geraeta Gmbh Accumulator for adaptive Σ-Δ modulation
US6640122B2 (en) * 1999-02-05 2003-10-28 Advanced Brain Monitoring, Inc. EEG electrode and EEG electrode locator assembly
DE69910591T2 (de) * 1999-11-19 2004-06-24 Ami Semiconductor Belgium Bvba Wandlerschnittstellenanordnung mit einem Sigma-Delta-Modulator mit Nullpunktabgleich und Verstärkungseinstellung
US6441747B1 (en) * 2000-04-18 2002-08-27 Motorola, Inc. Wireless system protocol for telemetry monitoring
US6515516B2 (en) * 2001-01-22 2003-02-04 Micron Technology, Inc. System and method for improving signal propagation
JP2003033007A (ja) * 2001-07-09 2003-01-31 Sanyo Electric Co Ltd チャージポンプ回路の制御方法
CA2388451A1 (en) * 2002-05-31 2003-11-30 Siemens Milltronics Process Instruments Inc. Method and apparatus for on-board calibration in pulse-echo acoustic ranging system
DE10342056B4 (de) * 2003-09-11 2005-11-10 Infineon Technologies Ag Additionsschaltung für Sigma-Delta-Modulatorschaltungen
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US7298305B2 (en) * 2006-03-24 2007-11-20 Cirrus Logic, Inc. Delta sigma modulator analog-to-digital converters with quantizer output prediction and comparator reduction
US7636056B2 (en) * 2007-05-22 2009-12-22 Panasonic Corporation Delta sigma modulator operating with different power source voltages

Also Published As

Publication number Publication date
AU2009345576A1 (en) 2011-10-13
US20120010522A1 (en) 2012-01-12
CN102440006A (zh) 2012-05-02
KR101342855B1 (ko) 2013-12-17
CA2759145A1 (en) 2010-11-04
EP2425639A1 (en) 2012-03-07
CA2759145C (en) 2015-07-07
US8866661B2 (en) 2014-10-21
SG174873A1 (en) 2011-11-28
JP2012525100A (ja) 2012-10-18
JP5279948B2 (ja) 2013-09-04
KR20120014908A (ko) 2012-02-20
WO2010124738A1 (en) 2010-11-04
AU2009345576B2 (en) 2013-05-30
EP2425639B1 (en) 2013-10-16
CN102440006B (zh) 2015-01-21

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