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:
Nov. 06, 2007
Filed:
Jul. 28, 2005
Akira Kimura, Shiojiri, JP;
Akira Kimura, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A terminal deviceincludes aid-information acquisition device to acquire aid informationfrom an information providing apparatus, an information-providing-apparatus-sort judgment device to judge the type of information providing apparatus on the basis of positioning charge informationcontained in the aid information, a positioning-basis-information generation device to generate positioning basis informationon the basis of position-relevant signals, a terminal-located-result-information generation device to locate a current position on the basis of the positioning basis informationto generate terminal-located position information and signal reception time information indicating signal reception times of the position-relevant signals, and a positioning-basis-information correction to correct the positioning basis informationon the basis of the signal reception time information to generate corrected positioning basis information