US PATENT SUBCLASS 438 / FOR 161
.~.~.~ Including multiple implantations of same region (437/27)


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

FOR 149  DF  INCLUDING FORMING A SEMICONDUCTOR JUNCTION (437/15) {7}
FOR 150  DF  .~ Using energy beam to introduce dopant or modify dopant distribution (437/ 16) {5}
FOR 155  DF  .~.~ Of semiconductor on insulating substrate (437/21) {14}
FOR 161.~.~.~ Including multiple implantations of same region (437/27) {4}
FOR 162  DF  .~.~.~.~> Through insulating layer (437/28) {1}
FOR 164  DF  .~.~.~.~> Using same conductivity type dopant (437/30)
FOR 165  DF  .~.~.~.~> Forming bipolar transistor (NPN/PNP) (437/31) {2}
FOR 168  DF  .~.~.~.~> Forming complementary MOS (metal oxide semiconductor) (437/34)


DEFINITION

Classification: 438/FOR.161

Including multiple implantations of same region:

Foreign art collection for processes including plural steps of implanting ions in the same area of the device.