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:
Jun. 26, 2018
Filed:
Sep. 18, 2014
Applicant:
GE Oil & Gas Uk Limited, Bristol, GB;
Inventors:
Assignee:
Vetco Gray Controls Limited, Bristol, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 13/02 (2006.01); H04B 3/54 (2006.01); H04L 25/49 (2006.01);
U.S. Cl.
CPC ...
H04B 3/548 (2013.01); H04B 13/02 (2013.01); H04L 25/4902 (2013.01); H04B 2203/5475 (2013.01);
Abstract
A communication system for transmitting electrical power and data between a first end of a transmission line and a second end of the transmission line comprises, at the first end: a DC supply means for supplying direct current to the transmission line; first switching means for switching the DC supply means; and a first modulator for operating the first switching means. At the second end, the system comprises an energy storage means for storing and supplying DC power; second switching means for switching power from the energy storage means; and a second modulator for operating the second switching means.