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IT1402690B1 - "metodo e relativo dispositivo per rilevare ampiezza e fase di un segnale elettrico" - Google Patents

"metodo e relativo dispositivo per rilevare ampiezza e fase di un segnale elettrico"

Info

Publication number
IT1402690B1
IT1402690B1 ITVA2010A000078A ITVA20100078A IT1402690B1 IT 1402690 B1 IT1402690 B1 IT 1402690B1 IT VA2010A000078 A ITVA2010A000078 A IT VA2010A000078A IT VA20100078 A ITVA20100078 A IT VA20100078A IT 1402690 B1 IT1402690 B1 IT 1402690B1
Authority
IT
Italy
Prior art keywords
detect
phase
width
electric signal
relative device
Prior art date
Application number
ITVA2010A000078A
Other languages
English (en)
Inventor
Stefano Rossi
Original Assignee
St Microelectronics Srl
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 St Microelectronics Srl filed Critical St Microelectronics Srl
Priority to ITVA2010A000078A priority Critical patent/IT1402690B1/it
Priority to US13/281,069 priority patent/US9307924B2/en
Publication of ITVA20100078A1 publication Critical patent/ITVA20100078A1/it
Application granted granted Critical
Publication of IT1402690B1 publication Critical patent/IT1402690B1/it

Links

Classifications

    • 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
    • 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
    • A61B5/2415—Measuring direct current [DC] or slowly varying biopotentials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Electrotherapy Devices (AREA)
ITVA2010A000078A 2010-10-26 2010-10-26 "metodo e relativo dispositivo per rilevare ampiezza e fase di un segnale elettrico" IT1402690B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITVA2010A000078A IT1402690B1 (it) 2010-10-26 2010-10-26 "metodo e relativo dispositivo per rilevare ampiezza e fase di un segnale elettrico"
US13/281,069 US9307924B2 (en) 2010-10-26 2011-10-25 Method and relative device for sensing amplitude and phase of an electrical signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITVA2010A000078A IT1402690B1 (it) 2010-10-26 2010-10-26 "metodo e relativo dispositivo per rilevare ampiezza e fase di un segnale elettrico"

Publications (2)

Publication Number Publication Date
ITVA20100078A1 ITVA20100078A1 (it) 2012-04-27
IT1402690B1 true IT1402690B1 (it) 2013-09-13

Family

ID=43738446

Family Applications (1)

Application Number Title Priority Date Filing Date
ITVA2010A000078A IT1402690B1 (it) 2010-10-26 2010-10-26 "metodo e relativo dispositivo per rilevare ampiezza e fase di un segnale elettrico"

Country Status (2)

Country Link
US (1) US9307924B2 (it)
IT (1) IT1402690B1 (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20111177A1 (it) 2011-06-28 2012-12-29 St Microelectronics Srl Metodo e dispositivo per misurare l'impedenza elettrica di tessuti biologici
US10101371B2 (en) * 2016-09-07 2018-10-16 Silicon Laboratories Inc. Synchronous detection circuit and method for extracting magnitude and phase from a waveform
US10120005B2 (en) * 2016-09-07 2018-11-06 Silicon Laboratories Inc. Synchronous detection circuit and method for determining a bio-impedance of a biological tissue
US10401465B2 (en) 2016-12-15 2019-09-03 Stmicroelectronics S.R.L. Compensation and calibration for a low power bio-impedance measurement device
CN114397510B (zh) * 2021-12-29 2024-11-15 重庆金山医疗技术研究院有限公司 一种阻抗测压设备的阻抗值的确定方法、装置以及介质

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6970738B1 (en) * 2002-02-04 2005-11-29 Innovamedica S.A. De C.V. Complex impedance spectrometer using parallel demodulation and digital conversion
DE602005004282T2 (de) * 2005-08-17 2008-11-27 Osypka Medical Gmbh Digitale Demodulationsvorrichtung und -verfahren zur Messung der elektrischen Bioimpedanz oder Bioadmittanz

Also Published As

Publication number Publication date
US9307924B2 (en) 2016-04-12
ITVA20100078A1 (it) 2012-04-27
US20120098520A1 (en) 2012-04-26

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