SE7704462L - Anordning for cyklisk tidskompression av en signal-vagform - Google Patents

Anordning for cyklisk tidskompression av en signal-vagform

Info

Publication number
SE7704462L
SE7704462L SE7704462A SE7704462A SE7704462L SE 7704462 L SE7704462 L SE 7704462L SE 7704462 A SE7704462 A SE 7704462A SE 7704462 A SE7704462 A SE 7704462A SE 7704462 L SE7704462 L SE 7704462L
Authority
SE
Sweden
Prior art keywords
waveform
data
rate
cycle
initial
Prior art date
Application number
SE7704462A
Other languages
Unknown language ( )
English (en)
Inventor
C C Day
R L Cannon
Original Assignee
American Optical 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 American Optical Corp filed Critical American Optical Corp
Publication of SE7704462L publication Critical patent/SE7704462L/sv

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
    • G06F5/08—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor having a sequence of storage locations, the intermediate ones not being accessible for either enqueue or dequeue operations, e.g. using a shift register
    • G06F5/085—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor having a sequence of storage locations, the intermediate ones not being accessible for either enqueue or dequeue operations, e.g. using a shift register in which the data is recirculated
    • 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
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/333—Recording apparatus specially adapted therefor
    • A61B5/336—Magnetic recording apparatus
    • A61B5/337—Playback at speeds other than the recording speed
    • 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
    • A61B5/7232—Signal processing specially adapted for physiological signals or for diagnostic purposes involving compression of the physiological signal, e.g. to extend the signal recording period
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D9/00—Recording measured values
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/20—Cathode-ray oscilloscopes
    • G01R13/22—Circuits therefor
    • G01R13/34—Circuits for representing a single waveform by sampling, e.g. for very high frequencies
    • G01R13/345—Circuits for representing a single waveform by sampling, e.g. for very high frequencies for displaying sampled signals by using digital processors by intermediate A.D. and D.A. convertors (control circuits for CRT indicators)

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Cardiology (AREA)
  • General Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physiology (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
SE7704462A 1976-04-26 1977-04-19 Anordning for cyklisk tidskompression av en signal-vagform SE7704462L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/680,017 US4109243A (en) 1976-04-26 1976-04-26 Data sequence display system and time-compression system therefor

Publications (1)

Publication Number Publication Date
SE7704462L true SE7704462L (sv) 1977-10-27

Family

ID=24729306

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7704462A SE7704462L (sv) 1976-04-26 1977-04-19 Anordning for cyklisk tidskompression av en signal-vagform

Country Status (8)

Country Link
US (1) US4109243A (sv)
JP (1) JPS52130531A (sv)
CA (1) CA1087738A (sv)
DE (1) DE2715430A1 (sv)
FR (1) FR2349920A1 (sv)
GB (1) GB1582152A (sv)
NL (1) NL7704493A (sv)
SE (1) SE7704462L (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4173014A (en) * 1977-05-18 1979-10-30 Martin Marietta Corporation Apparatus and method for receiving digital data at a first rate and outputting the data at a different rate
US4187858A (en) * 1978-04-17 1980-02-12 American Optical Corporation Method and apparatus for orienting the display of information from a recirculating memory
US4367753A (en) * 1980-01-23 1983-01-11 Medtronic Inc. Apparatus for monitoring and storing heartbeats of a patient
US4369496A (en) * 1980-03-07 1983-01-18 Advancemed Apparatus for high-speed transcription of recorded physiological data
US4506677A (en) * 1982-12-21 1985-03-26 Honeywell Inc. Indicating device for defibrillators
JPS59216282A (ja) * 1983-05-24 1984-12-06 Advance Res & Dev Co Ltd 生体信号処理方式
US4509530A (en) * 1983-12-27 1985-04-09 International Business Machines Corporation System for plotting a miniature ECG
US4800378A (en) * 1985-08-23 1989-01-24 Snap-On Tools Corporation Digital engine analyzer
US5537140A (en) * 1991-12-06 1996-07-16 Fuji Photo Film Co., Ltd. Color direct thermal printing method and direct color thermal printer
US7403560B2 (en) 2004-02-09 2008-07-22 Lecroy Corporation Simultaneous physical and protocol layer analysis

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676206A (en) * 1951-12-06 1954-04-20 Bell Telephone Labor Inc Computation and display of correlation
US3585440A (en) * 1969-01-10 1971-06-15 Francis Fan Lee Monitor method and apparatus for physiological signals and the like
US3763328A (en) * 1972-01-28 1973-10-02 Gen Electric Gap elimination in scanned recordings
NL7201920A (sv) * 1972-02-15 1973-08-17 Philips Nv
US3789137A (en) * 1972-04-07 1974-01-29 Westinghouse Electric Corp Time compression of audio signals
JPS49122940A (sv) * 1973-03-26 1974-11-25
US3951135A (en) * 1974-02-11 1976-04-20 American Optical Corporation Compressed data display system

Also Published As

Publication number Publication date
FR2349920B1 (sv) 1980-05-09
GB1582152A (en) 1980-12-31
US4109243A (en) 1978-08-22
DE2715430A1 (de) 1977-11-03
CA1087738A (en) 1980-10-14
NL7704493A (nl) 1977-10-28
FR2349920A1 (fr) 1977-11-25
JPS52130531A (en) 1977-11-01

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