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. 24, 2012
Filed:
Jul. 12, 2009
Applicants:
Guan-henry Lin, Taichung, TW;
Tsung-hsuan Wu, Changhua County, TW;
Wen-sheng Hou, Hsinchu County, TW;
Inventors:
Guan-Henry Lin, Taichung, TW;
Tsung-Hsuan Wu, Changhua County, TW;
Wen-Sheng Hou, Hsinchu County, TW;
Assignee:
Ralink Technology, Corp., Jhubei, Hsinchu County, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for estimating cable length includes steps of generating a detection signal to a cable, wherein the detection signal includes a first pulse and a second pulse with opposite voltages in sequence; receiving a refection signal of the detection signal from the cable; and determining length of the cable according to a superposed waveform of the detection signal and the refection signal.