GB1372509A - Device for simulating the original shape of a distorted signal - Google Patents

Device for simulating the original shape of a distorted signal

Info

Publication number
GB1372509A
GB1372509A GB1197173A GB1197173A GB1372509A GB 1372509 A GB1372509 A GB 1372509A GB 1197173 A GB1197173 A GB 1197173A GB 1197173 A GB1197173 A GB 1197173A GB 1372509 A GB1372509 A GB 1372509A
Authority
GB
United Kingdom
Prior art keywords
output
switch
input signal
amplifier
signal
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.)
Expired
Application number
GB1197173A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1372509A publication Critical patent/GB1372509A/en
Expired 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
    • A61B5/026—Measuring blood flow
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/48—Analogue computers for specific processes, systems or devices, e.g. simulators
    • G06G7/60—Analogue computers for specific processes, systems or devices, e.g. simulators for living beings, e.g. their nervous systems ; for problems in the medical field

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Neurology (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Pathology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Neurosurgery (AREA)
  • Cardiology (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Hematology (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
GB1197173A 1972-03-16 1973-03-13 Device for simulating the original shape of a distorted signal Expired GB1372509A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7203463A NL7203463A (it) 1972-03-16 1972-03-16

Publications (1)

Publication Number Publication Date
GB1372509A true GB1372509A (en) 1974-10-30

Family

ID=19815609

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1197173A Expired GB1372509A (en) 1972-03-16 1973-03-13 Device for simulating the original shape of a distorted signal

Country Status (10)

Country Link
US (1) US3859602A (it)
JP (1) JPS495096A (it)
CA (1) CA973969A (it)
CH (1) CH555115A (it)
DE (1) DE2312378C3 (it)
FR (1) FR2175949B1 (it)
GB (1) GB1372509A (it)
IT (1) IT981379B (it)
NL (1) NL7203463A (it)
SE (1) SE391247B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4120295A (en) * 1976-12-13 1978-10-17 Hill Thomas A Apparatus for integration of fluid dilution curves
US4106498A (en) * 1976-12-27 1978-08-15 American Optical Corporation Initialization circuit
US4192003A (en) * 1978-04-13 1980-03-04 International Business Machines Corporation Signal recovery method and apparatus
US4361049A (en) * 1980-08-18 1982-11-30 The Hospital For Sick Children Apparatus for calculating cardiac output
US4785823A (en) * 1987-07-21 1988-11-22 Robert F. Shaw Methods and apparatus for performing in vivo blood thermodilution procedures
TW200943091A (en) * 2008-04-14 2009-10-16 Univ Ishou Parameter estimation method for complex exponential signal

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3016197A (en) * 1958-09-15 1962-01-09 Honeywell Regulator Co Square root extracting integrator
US3255417A (en) * 1962-07-09 1966-06-07 North American Aviation Inc Combining circuit
US3304413A (en) * 1963-03-26 1967-02-14 Hewlett Packard Co Cardiac output computer
US3269386A (en) * 1963-07-12 1966-08-30 Sherman Herbert Method of and apparatus for flow measurements
US3433935A (en) * 1963-07-12 1969-03-18 Herbert Sherman Apparatus for computation particularly adapted for producing a measure of transit time and the like
US3521082A (en) * 1967-08-15 1970-07-21 Honeywell Inc Linear/log time ramp generator
US3651318A (en) * 1970-01-26 1972-03-21 Jan A Czekajewski Cardiac output computer

Also Published As

Publication number Publication date
CH555115A (de) 1974-10-15
DE2312378A1 (de) 1973-09-20
DE2312378B2 (de) 1979-01-04
US3859602A (en) 1975-01-07
FR2175949A1 (it) 1973-10-26
JPS495096A (it) 1974-01-17
SE391247B (sv) 1977-02-07
FR2175949B1 (it) 1976-05-21
IT981379B (it) 1974-10-10
CA973969A (en) 1975-09-02
NL7203463A (it) 1973-09-18
DE2312378C3 (de) 1979-08-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee