US PATENT SUBCLASS 438 / 915
.~ Amphoteric doping

Current as of: June, 1999
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438 /   HD   SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS

914  DF  DOPING {11}
915.~ Amphoteric doping

DEFINITION

Classification: 438/915

Amphoteric doping:

Art collection under 914 involving use of a dopant capable of

functioning as a P- or N-type conductivity modifier depending on process conditions.