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.:

US 7929461 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 19, 2011

Filed:

Jun. 05, 2006
Applicants:

PE Ramesh, Bangalore, IN;

Godfree Coelho, Bangalore, IN;

Rn Prasanna, Bangalore, IN;

Inventors:

PE Ramesh, Bangalore, IN;

Godfree Coelho, Bangalore, IN;

RN Prasanna, Bangalore, IN;

Assignee:

Tekronix, Inc., Beaverton, OR (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of measuring bus traffic on a controller area network (CAN) is described. Accordingly, in one embodiment, a digital oscilloscope acquires the CAN bus signal in the form of a waveform in real-time. The waveform is converted into a bit stream, and the bitstream is analyzed to carry out various measurements in a CAN measurement system. The method may be used for continuous monitoring of bus traffic and measuring of various parameters related thereto, such as bus occupancy by a particular node. The acquired data may be analyzed for measuring bus occupancy by various types of CAN message frames. The user is presented with a data display and a graphical display of the measurements. Also, the user is allowed to enter an identifier for a node to obtain measurements relating to that particular node.


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Ramesh, PE. (2011). Controller area network performance parameters measurement (U.S. Patent No. 7929461). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7929461

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