US PATENT SUBCLASS 438 / 47
.~.~ Heterojunction

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

22  DF  MAKING DEVICE OR CIRCUIT EMISSIVE OF NONELECTRICAL SIGNAL {12}
46  DF  .~ Compound semiconductor {1}
47.~.~ Heterojunction

DEFINITION

Classification: 438/47

Heterojunction:

(under subclass 46) Process for making a device emissive of electromagnetic radiation having a interface between two dissimilar semiconductor materials, at least one of which is a compound semiconductor, to constitute a junction.