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:
Apr. 22, 2003
Filed:
Apr. 11, 2000
Applicant:
Inventors:
Warner George Harrison, Medfield, MA (US);
John Winsor Lovell, Sherborn, MA (US);
Assignee:
Verizon Laboratories Inc., Waltham, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 1/24 ; H04M 3/22 ;
U.S. Cl.
CPC ...
H04M 1/24 ; H04M 3/22 ;
Abstract
An apparatus for assessing signal coupling and radiation from cable networks by exciting the network with multiple broadband signals modulated by a common source, the networks having a plurality of channels, including a noise generator to generate a plurality of test signals, a plurality of modulators, each coupled to one of the plurality of channels, for modulating the plurality of test signals, and a control apparatus coupled to the plurality of modulators for controlling coupling and decoupling of each of the plurality of channels to the signal generating means.