Kyocera Corporation

Yu Nishino

Takashi Ito

Yudai Nagata

Hidekatsu Yamada

Yuya Matsubara

Taichi Wakabayashi

Hideki Negishi

An object of the present invention is to provide a portable electronic device, a method, and a computer-readable recording medium, all of which are capable of preventing the portable electronic device from being taken away by another person while charging. The smartphone includes: a touch-screen display; a power receiving unit that receives power from electromagnetic waves that are supplied from a battery charger; and a controller that restricts execution of predetermined functions in a case in which the portable electronic device is separated from the battery charger in a state where the battery charger is supplying electromagnetic waves to the power receiving unit, and enables the predetermined functions to be executed in a case in which an authentication operation is performed via the touch-screen display after restricting execution of the predetermined functions.

Portable electronic device, method, and computer-readable recording medium

According to an aspect, a communication system includes at least one mobile communication device, at least one movable communication device, and a server. The mobile communication device includes: a first position information obtaining unit for obtaining position information of the mobile communication device; and a first communication unit for communicating with another communication device. The movable communication device includes: a second position information obtaining unit for obtaining position information of the movable communication device; and a second communication unit for communicating with another communication device. The server stores the position information through communication with the mobile communication device and the movable communication device, and transmits the stored position information to at least one of the mobile communication device and the movable communication device.

Communication system and mobile communication device

An object of the present invention is to provide a wireless charging system and a control method thereof, as well as a portable electronic device and a charging device, all of which are capable of performing charging at an appropriate charging level. The wireless charging system includes: a battery charger; and a cellular telephone device. The cellular telephone deviceincludes: a plurality of power receiving units; a charging state monitoring unit; and a cellular telephone device side communication unit. The battery chargerincludes: a plurality of power transmitting unitsthat transmit power to the cellular telephone device; a battery charger side communication unit; and a power transmission control unitthat controls transmission of power by the power transmitting units, based on a result of monitoring by the charging state monitoring unit

Growing community of inventors

Kyoto, Japan

Yu Nishino