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:
Sep. 19, 1989
Filed:
May. 29, 1987
Applicant:
Inventors:
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J / ;
U.S. Cl.
CPC ...
370 71 ; 370122 ; 328173 ; 323313 ;
Abstract
A power transmission system in which a power sending terminal is connected to a power receiving terminal via a communication cable made of a pair of parallel PVC-coated solid or stranded wires, the power sending terminal superposing DC-power on multiplex signals and transmitting the DC superposed multiplex signals through the communication cable to the power receiving terminal where DC power is separated from the multiplex signals to operate remote equipments.