CPC A61B 5/681 (2013.01) [A61B 5/0006 (2013.01); A61B 5/282 (2021.01); A61B 5/304 (2021.01); A61B 5/316 (2021.01); A61B 5/332 (2021.01); A61B 5/7214 (2013.01); A61B 2560/0468 (2013.01); A61B 2562/0209 (2013.01)] | 21 Claims |
1. A method comprising:
contacting a first skin region of a user with a plurality of measurement electrodes located on a surface of a wearable device;
obtaining a noise level for each of the plurality of measurement electrodes;
selecting, using the noise levels, a first group of measurement electrodes from the plurality of measurement electrodes;
selecting, using the noise levels, a sampling rate or frequency for each of the first group of measurement electrodes;
performing a scan by sampling each measurement electrode at the sampling rate or frequency to generate a measurement signal from each of the first group of measurement electrodes;
transmitting, to a controller, a measurement signal obtained from each of the first group of measurement electrodes; and
determining one or more physiological parameters from the measurement signals obtained from the first group of measurement electrodes.
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