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:
Nov. 04, 2025

Filed:

Mar. 21, 2023
Applicant:

Teradyne, Inc., North Reading, MA (US);

Inventors:

Howard Lin, Boston, MA (US);

Michael C. Panis, Somerville, MA (US);

Assignee:

Teradyne, Inc., North Reading, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
G01R 31/2841 (2013.01); G01R 31/2856 (2013.01);
Abstract

An example system is for testing a device under test (DUT) that includes a first core and a second core. The system includes channels in parallel for connecting to a number of pins on the DUT. The channels are for sending test data to the DUT and for receiving measurement data from the DUT based on the test data. The measurement data includes time-division-multiplexed (TDM) data comprised of successive data packets received from the DUT over the channels as part of a bitstream. Each data packet includes a first number of bits from the first core and a second number of bits from the second core. Circuitry associated with the channels is configured to compare the measurement data with expected data, and to determine pass/fail status for the first core and for the second core based on the comparison.


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