CPC H04W 12/30 (2021.01) [G06F 21/44 (2013.01); H01L 27/142 (2013.01); H01L 27/14665 (2013.01); H04L 9/0866 (2013.01); H04L 9/3236 (2013.01); H04W 12/06 (2013.01); H04W 84/18 (2013.01); G06F 2221/2115 (2013.01); H04B 1/38 (2013.01); H04B 10/114 (2013.01)] | 12 Claims |
1. A smartphone, tablet, or portable computing device comprising:
a general-purpose illumination device;
a general-purpose camera;
a general-purpose transceiver;
a processor in communication with the general-purpose illumination device, the general-purpose camera, and the general-purpose transceiver; and
a non-transitory memory in communication with the processor and storing instructions that, when executed by the processor, cause the processor to perform processing comprising:
generating an optical transmission pattern configured to power on a light triggered transponder (MTP) and trigger a response by the MTP;
causing the general-purpose illumination device to illuminate according to the optical transmission pattern;
receiving, by the general-purpose camera or the general-purpose transceiver, a signal from the MTP subsequent to the causing; and
decoding the signal from the MTP.
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