Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ming Yip Wong0
Chor Tin Ma0
Fo Chau0
Kai Kin Chan0
Kai Wai Yeung0
Date of Patent
March 17, 2015
0Patent Application Number
121955020
Date Filed
August 21, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A noninvasive light sensor for detecting heart beat signals has a circular support member engageable circumferentially with a body part of a person. Light emitters and light detectors are located around a circumference of the circular support member for respectively emitting light signals into different areas of tissue surrounding the body part, and detecting reflected light signals from the different areas of tissue surrounding the body part.
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