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:
Jul. 04, 2006
Filed:
Jan. 02, 2001
Yoshiaki Ichikawa, Tokyo, JP;
Yoshiaki Ichikawa, Tokyo, JP;
NEC Infrontia Corporation, Tokyo, JP;
Abstract
In a fault monitoring method for a portable radio communication terminal, plural portable radio communication terminals communicate with an inventory controller via a radio communication base station. In the portable radio communication terminal in a commodity management system, when the number of retrying times of radio communication between the portable radio communication terminal and the radio communication base station exceeds a predetermined number of times, the portable radio communication terminal automatically executes a test of a radio communication section and displays a fault on a display section of the portable radio communication terminal when a fault occurs.