ATE403396T1 - Signalverarbeitungsverfahren und gerät zur verbesserung des signal rausch verhältnisses - Google Patents

Signalverarbeitungsverfahren und gerät zur verbesserung des signal rausch verhältnisses

Info

Publication number
ATE403396T1
ATE403396T1 AT01981641T AT01981641T ATE403396T1 AT E403396 T1 ATE403396 T1 AT E403396T1 AT 01981641 T AT01981641 T AT 01981641T AT 01981641 T AT01981641 T AT 01981641T AT E403396 T1 ATE403396 T1 AT E403396T1
Authority
AT
Austria
Prior art keywords
signal
component
measured
measured signal
signal component
Prior art date
Application number
AT01981641T
Other languages
English (en)
Inventor
Yoram Wasserman
Original Assignee
Conmed Corp
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 Conmed Corp filed Critical Conmed Corp
Application granted granted Critical
Publication of ATE403396T1 publication Critical patent/ATE403396T1/de

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0535—Impedance plethysmography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives
AT01981641T 2001-09-13 2001-10-15 Signalverarbeitungsverfahren und gerät zur verbesserung des signal rausch verhältnisses ATE403396T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL145445A IL145445A (en) 2001-09-13 2001-09-13 A method for signal processing and a device for improving signal for noise

Publications (1)

Publication Number Publication Date
ATE403396T1 true ATE403396T1 (de) 2008-08-15

Family

ID=11075786

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01981641T ATE403396T1 (de) 2001-09-13 2001-10-15 Signalverarbeitungsverfahren und gerät zur verbesserung des signal rausch verhältnisses

Country Status (13)

Country Link
US (3) US6658277B2 (de)
EP (1) EP1424934B1 (de)
JP (2) JP2005516642A (de)
CN (1) CN100500083C (de)
AT (1) ATE403396T1 (de)
AU (1) AU2002213271B2 (de)
CA (1) CA2460336C (de)
DE (1) DE60135256D1 (de)
DK (1) DK1424934T3 (de)
ES (1) ES2311028T3 (de)
IL (1) IL145445A (de)
PT (1) PT1424934E (de)
WO (1) WO2003022141A1 (de)

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