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:
May. 08, 2001
Filed:
Jul. 30, 1998
Applicant:
Inventors:
J. David Unger, Windham, NH (US);
John Ulm, Pepperell, MA (US);
Eugene E. O'Neil, Jr., Bow, NH (US);
Wilson Sawyer, E. Hampstead, NH (US);
Assignee:
Nortel Networks Limited, Montreal, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/173 ;
U.S. Cl.
CPC ...
H04N 7/173 ;
Abstract
A method and apparatus for initialization and operation of cable modems comprising initializing the cable modems over management channels and transferring the cable modems to a data channel for operation. Initialization over a management channel overcomes certain prior art constraints associated with initialization over the data channel.