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.

Date of Patent:
Mar. 29, 2016

Filed:

Aug. 13, 2010
Applicants:

Kenneth P. Dobyns, Beaverton, OR (US);

Gary J. Waldo, Hillsboro, OR (US);

Inventors:

Kenneth P. Dobyns, Beaverton, OR (US);

Gary J. Waldo, Hillsboro, OR (US);

Assignee:

TEKTRONIX, INC., Beaverton, OR (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 3/46 (2015.01); G01R 13/02 (2006.01);
U.S. Cl.
CPC ...
G01R 13/0218 (2013.01); G01R 13/0236 (2013.01); G01R 13/0272 (2013.01);
Abstract

Embodiments of the invention include devices and methods for searching IQ-based time-domain traces for events, marking the events, and analyzing intervals of interest at or around the events on a display unit of a test and measurement instrument. The test and measurement instrument can include an input terminal to receive an RF signal, an ADC to digitize the RF signal, a digital downconverter to produce I (in-phase) and Q (quadrature) baseband component information from the digitized RF signal, an acquisition memory to acquire and store a record, a trace generation section to generate one or more IQ-based time-domain traces, and a search unit to scan the IQ-based time-domain traces for one or more events. The search unit can locate and mark the events for display on a display unit of the test and measurement instrument.


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