Semiconductor device manufacturing: process – With measuring or testing – Optical characteristic sensed
Reexamination Certificate
2007-03-27
2007-03-27
Baumeister, B. William (Department: 2891)
Semiconductor device manufacturing: process
With measuring or testing
Optical characteristic sensed
C438S782000, C438S788000, C257SE21242, C250S492230, C250S492300
Reexamination Certificate
active
10745520
ABSTRACT:
In a thin film processing method and system, a film thickness is regulated by using electron beams irradiated from a plurality of electron beam tubes onto a film of varying thickness formed on an object to be processed, wherein the output powers or beam irradiation times of the electron beam tubes are individually controlled according to a distribution of the thickness. In the method and system, electric charges charged in a film of an object to be processed can be removed also.
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Hama Manabu
Honda Minoru
Iwashita Mitsuaki
Mitsuoka Kazuyuki
Onishi Tadashi
Anya Igwe U.
Baumeister B. William
Tokyo Electron Limited
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