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:
Oct. 27, 1992
Filed:
Mar. 05, 1992
Applicant:
Inventor:
Tasuku Takagi, Sendai, JP;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
359174 ; 359113 ; 359124 ; 359152 ;
Abstract
A private branch radio communication system includes a portable radio transmitter and a portable radio receiver. The system further includes first and second repeaters respectively located in first and second areas within a given premises and coupled to each other through an optical fiber cable. A radio signal output from the portable radio transmitter is converted into an optical signal by the first repeater, and is then supplied to the second repeater through the optical fiber cable, and converted into a radio signal which is received by the portable radio receiver.