Portable electronic device
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United States of America Patent
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N/A
Issued Date -
Nov 22, 2007
app pub date -
May 16, 2007
filing date -
May 18, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a portable electronic device comprising: an aperture for allowing surrounding optical radiation modulated by a user's tissue to access the portable electronic device; a radiation detector for generating an electrical signal from the surrounding optical radiation modulated by the user's tissue; and a signal processing chain connected to the radiation detector and configured to generate blood pressure pulse information from the electrical signal.
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