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:
May. 18, 2004
Filed:
Feb. 07, 2000
Applicant:
Inventor:
Keizo Watanabe, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 5/16 ;
U.S. Cl.
CPC ...
H04L 5/16 ;
Abstract
A communication format control method is used in a mobile communication system which is capable of providing a communication service to a mobile station in each zone via a plurality of base stations by a simplex or duplex communication format. The communication format control method includes a step of call-connecting a calling mobile station which calls by a simplex communication request and a called mobile station by a duplex communication format, when the calling mobile station is located in a zone different from a zone in which the called mobile station is located.