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, 2003
Filed:
Mar. 07, 2000
Applicant:
Inventors:
Paul F. Struhsaker, Plano, TX (US);
Patrick Wilton Quinn, Fremont, CA (US);
Michael J. Easson, San Francisco, CA (US);
Thomas C. Hudson, Allen, TX (US);
Assignee:
SR Telecom Inc., Montreal, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q 7/20 ;
U.S. Cl.
CPC ...
H04Q 7/20 ;
Abstract
A method and system provides for removing a number of channels from a larger pool of channels. The channels are assigned in ways to provide subscribers with both voice and digital data service. The system is designed to support POTS ISDN, and direct data service in a point to multipoint configuration. Channel concatenation provides a multiplicity of channels. The system utilizes frequency division duplex (FDD) operation so as to double capacity.