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:
Jul. 04, 2006
Filed:
Jun. 26, 2001
Applicants:
Philip Desjardins, Nevada City, CA (US);
Scott A. Lery, Nevada City, CA (US);
Carl Alelyunas, Nevada City, CA (US);
Inventors:
Philip DesJardins, Nevada City, CA (US);
Scott A. Lery, Nevada City, CA (US);
Carl Alelyunas, Nevada City, CA (US);
Assignee:
2Wire, Inc., San Jose, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A robust packet arrival time detector using a power estimate to validate a packet arrival time measurement. A packet arrival time measurement is considered valid when the value of the power estimate signal indicates that a packet is being received. A power estimator comprises a bandpass filter, a Hilbert transform, two squaring devices, an adder, and a lowpass filter.