JPS52130654A - Time contraction device - Google Patents

Time contraction device

Info

Publication number
JPS52130654A
JPS52130654A JP4594377A JP4594377A JPS52130654A JP S52130654 A JPS52130654 A JP S52130654A JP 4594377 A JP4594377 A JP 4594377A JP 4594377 A JP4594377 A JP 4594377A JP S52130654 A JPS52130654 A JP S52130654A
Authority
JP
Japan
Prior art keywords
store
locations
corresp
waveform
values
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
JP4594377A
Other languages
English (en)
Inventor
Pii Andoresen Richiyaado
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.)
American Optical Corp
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 JPS52130654A publication Critical patent/JPS52130654A/ja
Pending legal-status Critical Current

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
    • G06F5/10—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 each being individually accessible for both enqueue and dequeue operations, e.g. using random access memory
    • 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
    • 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
    • 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
    • A61B5/24—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
    • A61B5/338—Recording by printing on paper
    • 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
    • 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)
JP4594377A 1976-04-26 1977-04-22 Time contraction device Pending JPS52130654A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/679,963 US4110564A (en) 1976-04-26 1976-04-26 Time-compression system

Publications (1)

Publication Number Publication Date
JPS52130654A true JPS52130654A (en) 1977-11-02

Family

ID=24729090

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4594377A Pending JPS52130654A (en) 1976-04-26 1977-04-22 Time contraction device

Country Status (8)

Country Link
US (1) US4110564A (ja)
JP (1) JPS52130654A (ja)
CA (1) CA1087748A (ja)
DE (1) DE2713390A1 (ja)
FR (1) FR2349898A1 (ja)
GB (1) GB1578475A (ja)
NL (1) NL7704203A (ja)
SE (2) SE7704460L (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320351A (en) * 1976-08-09 1978-02-24 Sanei Sokki Kk Apparatus for longgtime continuous recording

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303991A (en) * 1979-04-19 1981-12-01 Moore Christopher H Time-modulated delay system
US4463443A (en) * 1979-07-24 1984-07-31 The United States Of America As Represented By The Secretary Of The Air Force Data buffer apparatus between subsystems which operate at differing or varying data rates
US4458308A (en) * 1980-10-06 1984-07-03 Honeywell Information Systems Inc. Microprocessor controlled communications controller having a stretched clock cycle
DE3150534A1 (de) * 1981-12-21 1983-06-30 Honeywell and Philips Medical Electronics B.V., 5611 Eindhoven Anzeigegeraet fuer defibrillatoren
USRE34843E (en) * 1983-08-11 1995-01-31 Duffers Scientific, Inc. Signal controlled waveform recorder
US4631697A (en) * 1983-08-11 1986-12-23 Duffers Scientific, Inc. Signal controlled waveform recorder
US5255365A (en) * 1988-07-12 1993-10-19 Le Croy S.A. Method and apparatus for compacting digital time series data for display on a digital oscilloscope
DE3878232T2 (de) * 1988-07-12 1993-05-27 Le Croy S A Methode und einrichtung zur kompression digitaler zeitserieller daten fuer die anzeige auf einem digital-oszilloskop.
US5557800A (en) * 1989-09-12 1996-09-17 Alibek E. O. Kasimov Data compression device allowing detection of signals of diverse wave forms
EP0554858B1 (en) * 1992-02-05 1998-12-16 Sony Corporation Disc reproducing apparatus and disc recording apparatus
US5684507A (en) * 1994-09-07 1997-11-04 Fluke Corporation Method of displaying continuously acquired data on a fixed length display
US5684508A (en) * 1995-11-21 1997-11-04 Fluke Corporation Method of displaying continuously acquired data as multiple traces on a fixed length display

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3274341A (en) * 1962-12-17 1966-09-20 Willard B Allen Series-parallel recirgulation time compressor
US3278907A (en) * 1964-02-17 1966-10-11 Hughes Aircraft Co Time compressor
US3504352A (en) * 1968-05-24 1970-03-31 Sanders Associates Inc Time compression system
US3585440A (en) * 1969-01-10 1971-06-15 Francis Fan Lee Monitor method and apparatus for physiological signals and the like
CA950113A (en) * 1970-09-29 1974-06-25 William W. Ramage Signal processing and reproducing method and apparatus
US3793626A (en) * 1971-09-30 1974-02-19 R Zambuto Refreshed crt display with ecg
US3763328A (en) * 1972-01-28 1973-10-02 Gen Electric Gap elimination in scanned recordings
US3786476A (en) * 1972-03-01 1974-01-15 Gte Sylvania Inc Television type display system for displaying waveforms of time-varying signals
US3959597A (en) * 1975-04-15 1976-05-25 Keiser Bernhard E Delay line time compressor and expander

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320351A (en) * 1976-08-09 1978-02-24 Sanei Sokki Kk Apparatus for longgtime continuous recording
JPS546379B2 (ja) * 1976-08-09 1979-03-28

Also Published As

Publication number Publication date
SE7704460L (sv) 1977-10-27
FR2349898B1 (ja) 1980-04-25
US4110564A (en) 1978-08-29
DE2713390A1 (de) 1977-11-03
SE454818B (sv) 1988-05-30
SE8206547D0 (sv) 1982-11-17
GB1578475A (en) 1980-11-05
NL7704203A (nl) 1977-10-28
CA1087748A (en) 1980-10-14
SE8206547L (sv) 1982-11-17
FR2349898A1 (fr) 1977-11-25

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