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. 10, 2009
Filed:
Jul. 30, 2007
Katsuyuki Honda, Nagano-ken, JP;
Osamu Urano, Nagano-ken, JP;
Teruhiko Fujisawa, Nagano-ken, JP;
Jun Matsuzaki, Nagano-ken, JP;
Katsuyuki Honda, Nagano-ken, JP;
Osamu Urano, Nagano-ken, JP;
Teruhiko Fujisawa, Nagano-ken, JP;
Jun Matsuzaki, Nagano-ken, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An electronic device having a reception unit that receives satellite signals from positioning information satellites orbiting the Earth; a time information generating unit that generates time information; a time correction information storage unit that stores time correction information for correcting the time information; a time correction information generating unit that generates the time correction information based on the satellite signals; an environmental information acquisition unit that gets information about the reception unit environment; a reception environment information generating unit that generates reception environment information for the reception unit based on the environment information; and a positioning information satellite selection unit that selects the positioning information satellite from which signals are to be received by the reception unit based on the reception environment information.