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:
Feb. 13, 2007
Filed:
Mar. 12, 2004
Masaki Hoshina, Suwa, JP;
Masaki Hoshina, Suwa, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A contactless data communication system includes a contactless identification tag having first identification information inherent to the contactless identification tag and includes a drive power generation means to generate drive power from an electromagnetic wave used for a power supply sent from a data communication system, an acquisition request receiving means, and an identification information sending means. The contactless data communication has a second identification information inherent to the data communication system and includes an electromagnetic wave sending means, an identification information acquisition means, an information sending means, an information acquisition means, and a position information computation means.