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. 01, 2016
Filed:
Jan. 08, 2014
Applicant:
At&t Intellectual Property I, Lp, Atlanta, GA (US);
Inventor:
Gregory D. Olson, Plano, TX (US);
Assignee:
AT&T Intellectual Property I, LP, Atlanta, GA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/18 (2006.01); H04N 7/173 (2011.01); H04N 21/426 (2011.01); H04N 21/436 (2011.01); H04L 12/28 (2006.01); H04M 7/00 (2006.01); H04N 21/438 (2011.01); H04N 7/10 (2006.01);
U.S. Cl.
CPC ...
H04N 21/426 (2013.01); H04L 12/2834 (2013.01); H04M 7/0069 (2013.01); H04N 21/436 (2013.01); H04N 21/438 (2013.01); H04N 21/43615 (2013.01); H04L 2012/2849 (2013.01); H04N 7/102 (2013.01);
Abstract
A residential gateway includes an Internet Protocol television (IPTV) network communication port and a first isolation transformer circuit. The IPTV network communication port is configured to receive a signal from an ITPV network. The first isolation transformer circuit is in communication with the IPTV network communication port. The isolation transformer is configured to receive the signal from the IPTV network communication port, and to transform a ground of the signal to float at a ground potential of a power source of the residential gateway.