On-wafer test structures for differential signals

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United States of America Patent

PATENT NO 7443186
SERIAL NO

11716428

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Abstract

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A test structure for characterizing integrated circuits on a wafer includes a differential cell outputting a differential mode signal in response to a differential mode input signal. The probe pads of the test structure are arrayed linearly enabling placement of the test structure in a saw street between dies.

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Patent Owner(s)

Patent OwnerAddress
FORMFACTOR BEAVERTON INC9100 SW GEMINI DRIVE BEAVERTON OR 97008

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Campbell, Richard Portland, OR 33 296
Strid, Eric Portland, OR 12 121

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