Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – With rotor
Patent
1990-01-23
1991-07-09
Wieder, Kenneth
Electricity: measuring and testing
Measuring, testing, or sensing electricity, per se
With rotor
324158D, 324158T, G01R 3102
Patent
active
050309080
ABSTRACT:
A method and an apparatus for measuring and testing an electric characteristic of a semiconductor device in a non-contact fashion by using an electron beam to induce a voltage on the semiconductor device. By examination of changes with a lapse of time of the induced voltage, the electric characteristics of the semiconductor device are determined.
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Miyoshi Motosuke
Okumura Katsuya
Burns William J.
Kabushiki Kaisha Toshiba
Wieder Kenneth
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