Patent ID: 11961345
Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Field: Control (Instruments)
Classification: CPC G  H  B  Y | IPC G  H

Claim 0:
1. A wireless communication system comprising:
a vehicle; and
a portable device,
wherein the vehicle includes a light emitting circuit capable of changing illuminance and a first wireless communication circuit capable of performing wireless communication with the portable device,
wherein the portable device includes a second wireless communication circuit capable of performing wireless communication with the first wireless communication circuit of the vehicle,
wherein at least in a case where the light emitting circuit of the vehicle has a first illuminance, the first wireless communication circuit of the vehicle transmits a first packet,
wherein in a case where the second wireless communication circuit receives the first packet, the portable device transmits a first instruction to the vehicle,
wherein in a case where the vehicle receives the first instruction, the first wireless communication circuit of the vehicle transmits a second packet having a packet length longer than that of the first packet,
wherein in a case where the second wireless communication circuit receives the second packet, the portable device transmits a second instruction to the vehicle based on an electric field intensity of at least a part of the second packet, and
wherein in a case where the vehicle receives the second instruction, the light emitting circuit of the vehicle has a second illuminance that is brighter than the first illuminance.