The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2011
Filed:
Apr. 12, 2006
Takeshi Ohno, Tokyo, JP;
Hiroshi Umeno, Tokyo, JP;
Hidetoshi Ishikawa, Tokyo, JP;
Dai Nippon Printing Co., Ltd., , JP;
NTT Docomo, Inc., , JP;
Abstract
The present invention provides a mobile communication terminal, an IC card, a mobile communication system, a program, and a communication charge notification method capable of easily indicating roaming communication charges and preventing a user from being unexpectedly charged for communication. A mobile phonedetects that it is located in a country B as a roaming area based on information transmitted from a base station, inquires of a charge information related serverwhether or not a communication charge information stored in a storage sectionis the latest communication charge information, when the communication charge information is not the latest communication charge information, updates the stored communication charge information based on the communication charge information transmitted from the charge information related server, reads the communication charge information of the country B from the storage section, and displays the communication charge information on a display section