The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 29, 1978

Filed:

Apr. 26, 1976
Applicant:
Inventor:

Richard P Andresen, Arlington, MA (US);

Assignee:

American Optical Corporation, Southbridge, MA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G11B / ; H04N / ;
U.S. Cl.
CPC ...
179 / ; 3403 / ;
Abstract

A system for the cyclical time-compression of a continuous physiologic waveform provides scan-type display without loss of data during retrace by recording original data at one rate during a retrace-trace cycle, and read-out at a faster rate during the trace period for the compressed display. A feature of the system is use of a single random-access memory which has only the relatively small capacity for storing the data entered from the beginning of the retrace in a time compression cycle until readout at trace period in that cycle begins.


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