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:
Mar. 06, 2012
Filed:
Nov. 29, 2006
Dong Young Park, Anyang-si, KR;
Kwan Hee Han, Anyang-si, KR;
Sung Wook Moon, Seoul, KR;
Hyung Suk Choi, Anyang-si, KR;
Wan Yoon Lee, Daegu, KR;
Dong Young Park, Anyang-si, KR;
Kwan Hee Han, Anyang-si, KR;
Sung Wook Moon, Seoul, KR;
Hyung Suk Choi, Anyang-si, KR;
Wan Yoon Lee, Daegu, KR;
LS Cable Ltd., Seoul, KR;
Abstract
A communication equipment which is utilized in a power line communication (PLC) system utilizing a hybrid fiber coax (HFC) which includes a PLC optical network unit, a PLC trunk bridge amplifier, a PLC distribution amplifier, and a PLC coupling device. In this instance, the PLC optical network unit does not require a PLC protocol conversion of an Ethernet signal by a cable modem and a PLC modem in each subscriber location, and enables a PLC communication between the each subscriber location and a communication terminal utilizing a PLC Ethernet signal as is, by receiving an optical signal from an optical transmitter via an optical fiber, converting the optical signal into the PLC Ethernet signal corresponding to a predetermined PLC protocol, and transmitting the PLC Ethernet signal to at least one subscriber location via a coaxial cable.