| CPC H04W 4/023 (2013.01) [G01S 5/0284 (2013.01); G01S 5/0295 (2020.05); H04W 4/80 (2018.02); H04W 76/11 (2018.02)] | 20 Claims |

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1. A method comprising:
receiving by a mobile device, a first identifier transmitted wirelessly from a first tagged device;
accessing first proximity information using the first identifier and the mobile device;
performing a wireless ranging protocol using the mobile device to determine a first distance from the mobile device to the first tagged device;
establishing a control session for control of the first tagged device using the mobile device, wherein the first distance is within a first distance limit specified by the first proximity information;
receiving by the mobile device, a second identifier transmitted wirelessly from a second tagged device;
accessing second proximity information using the second identifier and the mobile device;
performing the wireless ranging protocol using the mobile device to determine a second distance from the mobile device to the second tagged device;
making a determination that the second distance is not within a second distance limit specified by the second proximity information; and
responsive to the determination, temporarily halting processing of the mobile device associated with the second tagged device during the established control session for control of the first tagged device.
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