Importance

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Abstract

An information processing device, includes: a memory; and a processor coupled to the memory, the processor being configured to: correct a signal strength of electrical power-saving communication based on a distance measurement between a vehicle and a portable information terminal calculated from a result of communication by ultra-wideband communication that temporarily has been put into an on state, initiate distance measurement between the vehicle and the portable information terminal by the ultra-wideband communication in a case in which the corrected signal strength is equal to or higher than an operation allowable threshold value, and enable control of the vehicle so as to perform at least one of locking, unlocking or engine starting of the vehicle in accordance with an operation signal transmitted from the portable information terminal by the electrical power-saving communication.

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First Claim