DE1805564B2 - DEVICE FOR MEASURING LOW REPEAT FREQUENCIES - Google Patents

DEVICE FOR MEASURING LOW REPEAT FREQUENCIES

Info

Publication number
DE1805564B2
DE1805564B2 DE19681805564 DE1805564A DE1805564B2 DE 1805564 B2 DE1805564 B2 DE 1805564B2 DE 19681805564 DE19681805564 DE 19681805564 DE 1805564 A DE1805564 A DE 1805564A DE 1805564 B2 DE1805564 B2 DE 1805564B2
Authority
DE
Germany
Prior art keywords
measuring low
low repeat
repeat frequencies
frequencies
measuring
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.)
Pending
Application number
DE19681805564
Other languages
German (de)
Other versions
DE1805564A1 (en
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 filed Critical
Publication of DE1805564A1 publication Critical patent/DE1805564A1/en
Publication of DE1805564B2 publication Critical patent/DE1805564B2/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A61B5/0245—Detecting, measuring or recording pulse rate or heart rate by using sensing means generating electric signals, i.e. ECG signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Signal Processing (AREA)
  • Medical Informatics (AREA)
  • Physiology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Electrotherapy Devices (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
DE19681805564 1967-11-10 1968-10-26 DEVICE FOR MEASURING LOW REPEAT FREQUENCIES Pending DE1805564B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6715252A NL6715252A (en) 1967-11-10 1967-11-10

Publications (2)

Publication Number Publication Date
DE1805564A1 DE1805564A1 (en) 1970-02-19
DE1805564B2 true DE1805564B2 (en) 1971-08-15

Family

ID=19801678

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681805564 Pending DE1805564B2 (en) 1967-11-10 1968-10-26 DEVICE FOR MEASURING LOW REPEAT FREQUENCIES

Country Status (4)

Country Link
DE (1) DE1805564B2 (en)
FR (1) FR1593147A (en)
GB (1) GB1182046A (en)
NL (1) NL6715252A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368758A1 (en) * 1976-10-19 1978-05-19 Voron Politekhn Ins Digital measurement of instantaneous values - uses time stress converter, hyperbola function generator, counter and display for slowly changing events

Also Published As

Publication number Publication date
NL6715252A (en) 1969-05-13
FR1593147A (en) 1970-05-25
GB1182046A (en) 1970-02-25
DE1805564A1 (en) 1970-02-19

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