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. 20, 2001
Filed:
Jul. 10, 2000
Hiroshi Dempo, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
A hand-over processing method includes (a) providing a first satellite providing a communication service to a service area having a plurality of areas at a first time, (b) detecting, of the plurality of areas, an area as a specific area outside a service area to which the first satellite provides the communication service at a second time when a predetermined time elapsed after the first time, (c) detecting a second satellite providing the communication service to the specific area at the second time, (d) transmitting a hand-over request from the first satellite to perform a hand-over of the specific area to the second satellite, (e) judging whether or not the hand-over can be performed in response to the hand-over request to transmit the judging result to the first satellite and (f) performing the hand-over based on the judging result.