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:
Apr. 25, 2000
Filed:
Apr. 18, 1997
Applicant:
Inventors:
Kazuhito Ishida, Yokohama, JP;
Noriyuki Sugiura, Yokohama, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
455 111 ; 455 111 ;
Abstract
A radio communication system comprises at least one switching system, at least one first CS (Cell Site) connected to the switching system, at least one second CS which is not connected to the switching system, and a plurality of PSs (Personal Station). The first CS accommodates a plurality of radio channels that can be dynamically established between the PSs and the second CS. The second CS accommodates a plurality of radio channels that can be dynamically established between the PSs, the first CS and other second CS, and has the function of relaying the radio channels.