Patent ID: 11949838
Assignee: SHARP KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A processing device capable of user authentication, the processing device comprising:
a user registrator that receives registration of a user and terminal identification information of a portable communication terminal as one piece of personal information associated with the user;
a storage device that stores the personal information for each user;
a user authenticator that displays a selection item related to a registered user on a user authentication screen and performs authentication of the registered user in response to a selection operation;
a terminal information acquirer that performs wireless communication with the portable communication terminal carried by a nearby user to acquire the terminal identification information of the portable communication terminal; and
a nearby terminal determiner that determines whether the terminal identification information acquired by the terminal information acquirer matches the terminal identification information included in the personal information of the nearby user,
wherein in a case where the terminal identification information acquired by the terminal information acquirer matches the terminal identification information included in the personal information of the nearby user, the user authenticator displays a user selection item of the nearby user on the user authentication screen, in a manner such that the user selection item of the nearby user has a priority higher than the user selection item of another user.