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:
Jan. 23, 1990
Filed:
Mar. 25, 1988
Applicant:
Inventors:
Seiichi Kubo, Hirakata, JP;
Naofumi Nakatani, Takatsuki, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M / ;
U.S. Cl.
CPC ...
379107 ; 379 90 ; 375 36 ; 333119 ;
Abstract
A communication controller in a home bus system comprises a single pulse transformer having two secondary windings connected respectively to a coaxial cable and a pair of wires, to which a personal computer, a television receiver, a sensor, etc. are connected. The controller is provided for transmitting a communication packet to the coaxial cable or the pair of wires and the system automatically transmits the communication packet from the pair of wires to the coaxial cable or vice versa.