Fujitsu Corporation

Takuya Otsuki

Kenetsu Furuki

Hiroyuki Nakatsugawa

Kazuhiro Hosaka

Masashi Sanjo

Toshinao Osaka

Hiroko Saito

Yoshiteru Chiba

By concealing the existence of an area using a function (which is referred to as IC privacy function) capable of concealing the data area corresponding to each service (behaving as if the data area does not exist), an existing function provided in the contactless IC card, an access to the data necessary for a service can be inhibited, so as to control to inhibit (lock) use of the contactless IC card on a service-by-service basis.

Portable terminal unit

A mobile phone set includes a clock unit that counts time and a non-contact IC that receives time data indicative of current correct time from an RFID reader/writer. When the non-contact IC receives the time data, the time of the clock unit is corrected based on the received time data.

Information processing apparatus, non-contact IC reader/writer, time correction method, and computer product

Growing community of inventors

Kawasaki, Japan

Takuya Otsuki