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:
Sep. 21, 2010
Filed:
Oct. 24, 2008
Kenichi Ishii, Tokyo, JP;
Kenichi Ishii, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
There is provided a positioning system which generates an appropriate response according to a positioning accuracy request class from a client device. A client devicespecifies the positioning accuracy and the request class thereof that it requests to transmit a positioning request of a mobile stationto a server device. The server devicechecks the positioning accuracy requested by the client device, and, if positioning results which satisfy the requested accuracy exist, responds the positioning results. If the positioning results which satisfy the requested accuracy do not exist, the server devicechecks the accuracy request class, selects the positioning results with the highest positioning accuracy to respond to the client devicein the case of a second class ('Best Effort'), and notifies an error to the client devicein the case of a first class ('Assured').