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:
Dec. 23, 2008
Filed:
Mar. 17, 2003
Applicants:
Frank Bradbury, Saugus, MA (US);
John Patrick Jones, Westford, MA (US);
Douglas Macintyre, Berlin, MA (US);
Raymond Schmidt, Stoughton, MA (US);
Scott Whitney, Chelmsford, MA (US);
Inventors:
Frank Bradbury, Saugus, MA (US);
John Patrick Jones, Westford, MA (US);
Douglas MacIntyre, Berlin, MA (US);
Raymond Schmidt, Stoughton, MA (US);
Scott Whitney, Chelmsford, MA (US);
Assignee:
Alcatel-Lucent USA Inc., Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 3/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
Synchronous timing techniques provide redundant reference frequencies to enable a packet switching system to continuously generate one or more master clock frequencies when an original reference frequency is lost or unavailable.