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. 23, 2010
Filed:
Feb. 04, 2005
Tatsuhiko Miyata, Kokubunji, JP;
Kenji Kasuga, Tokyo, JP;
Kazuma Yumoto, Fuchu, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
The object of the invention is to make communication between users smoother utilizing terminal type information. To achieve the object, a terminal type is specified based upon information in login and information acquired by adding the information to presence information is notified. Besides, terminals of the same type are connected by an SIP server. The selection of the communication means of voice communications and a character chat when communication is started and the specification of a calling terminal at a partner terminal are enabled by adding terminal information to presence information and grasping mutual owned terminals. Detailed status can be grasped based upon presence information of the same name by grasping presence information and terminal information. Further, in the case of a terminal not provided with a presence function, an SIP server also identifies terminal type information by deputy and can also specify a calling terminal.