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:
Mar. 14, 2006
Filed:
Dec. 04, 2002
Yohei Hirokawa, Tokyo, JP;
Yohei Hirokawa, Tokyo, JP;
Nec Corporation, Tokyo, JP;
Abstract
A portable terminal device with built-in GPS (global positioning system) has: a telephone radio part for wirelessly transmitting and receiving latitude information and longitude information; a GPS radio part for receiving data from a GPS satellite; a storage unit for storing the data received in the telephone radio part; a map information part for storing map information; and a control unit for setting the designated movement range of another portable terminal device with built-in GPS on the map stored in the map information part then sending it to the another portable terminal device, and receiving data on the current position of the another portable terminal device to be computed by itself.