CPC A61B 5/7221 (2013.01) [A61B 5/02416 (2013.01); A61B 5/1455 (2013.01); A61B 5/14551 (2013.01)] | 8 Claims |
1. A physiological detection system, comprising:
a physiological detection module comprising:
a light source configured to provide light to illuminate a skin region;
an image sensor configured to detect light passing the skin region using a focus length and output an image signal;
a first processor configured to calculate a first confident level according to the image signal and adjust the focus length according to the first confident level; and
an application module, coupled to the physiological detection module to receive an intensity variation signal, and comprising a second processor configured to calculate a second confident level according to the intensity variation signal, and the focus length is further adjusted according to the second confident level.
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