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:
Oct. 21, 2014
Filed:
Feb. 03, 2012
Applicants:
Chin Ngek Hung, San Jose, CA (US);
Jie Liu, Shenzhen, CN;
Xiang Wang, Shenzhen, CN;
Jinxiong LU, Shenzhen, CN;
Jianping Tu, Shenzhen, CN;
Inventors:
Chin Ngek Hung, San Jose, CA (US);
Jie Liu, Shenzhen, CN;
Xiang Wang, Shenzhen, CN;
Jinxiong Lu, Shenzhen, CN;
Jianping Tu, Shenzhen, CN;
Assignee:
Futurewei Technologies, Inc., Plano, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04L 12/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for synchronizing a plurality of digital subscriber line access multiplexers (DSLAMs) comprising a reference clock configured to generate a reference clock signal, and an interface configured to transmit the reference clock signal to the DSLAMs, wherein each of the DSLAMs is configured to align its system clock with the reference clock.