INTRA-CHIP POWER AND TEST SIGNAL GENERATION FOR USE WITH TEST STRUCTURES ON WAFERS

Patent №

US 7,605,597

Granted

2009-10-20

Filed 2007

Owner

TEL VENTURE CAPITAL, INC.

Lab

AI components

1

hardware

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

11935297

The fabrication of the wafer may be analyzed starting from when the wafer is in a partially fabricated state. The value of a specified performance parameter may be determined at a plurality of locations on an active area of a die of the wafer. The specified performance parameter is known to be indicative of a particular fabrication process in the fabrication. Evaluation information may then be obtained based on a variance of the value of the performance parameter at the plurality of locations. This may be done without affecting a usability of a chip that is created from the die. The evaluation information may be used to evaluate how one or more processes that include the particular fabrication process that was indicated by the performance parameter value was performed.

AI hardwareH01L 22/20H10P 74/23G01R 31/2831G01R 31/3025G01R 31/31707G01R 31/31718G01R 31/318505G01R 31/318511+3 more

AI classification

AI hardware0.50
Knowledge representation0.01
Natural language0.00
Planning0.00
Evolutionary computation0.00
Machine learning0.00
Vision0.00
Speech0.00

Ownership

TEL VENTURE CAPITAL, INC.

assignment · 414800910

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