Electrocardiogram signal collecting apparatus
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United States of America Patent
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Mar 19, 2002
Grant Date -
N/A
app pub date -
May 24, 1999
filing date -
May 24, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electrocardiogram signal collecting apparatus includes an electrode, a first stage filtering and amplifying section, a second stage filtering and amplifying section, a comparison circuit, a first reference voltage generator, a battery, a battery voltage monitor, a voltage-current converter, a photo-isolator, a current-voltage converter, an analog to digital converter, and a second reference voltage generator. The electrocardiogram signal collection apparatus in accordance with the present invention can be connected to a personal computer or a notebook computer to perform analysis. The electrocardiogram signal collecting apparatus has a simple structure, and occupies a small space. In addition, the electrocardiogram signal collection apparatus is low-cost and easily operated.
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