US PATENT SUBCLASS 438 / 239
.~.~.~ Capacitor


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



438 /   HD   SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS

142  DF  MAKING FIELD EFFECT DEVICE HAVING PAIR OF ACTIVE REGIONS SEPARATED BY GATE STRUCTURE BY FORMATION OR ALTERATION OF SEMICONDUCTIVE ACTIVE REGIONS {6}
197  DF  .~ Having insulated gate (e.g., IGFET, MISFET, MOSFET, etc.) {24}
238  DF  .~.~ Including passive device (e.g., resistor, capacitor, etc.) {1}
239.~.~.~ Capacitor {5}
240  DF  .~.~.~.~> Having high dielectric constant insulator (e.g., Ta2O5, etc.)
241  DF  .~.~.~.~> And additional field effect transistor (e.g., sense or access transistor, etc.) {1}
243  DF  .~.~.~.~> Trench capacitor {3}
250  DF  .~.~.~.~> Planar capacitor {1}
253  DF  .~.~.~.~> Stacked capacitor {3}


DEFINITION

Classification: 438/239

Capacitor:

(under subclass 238) Process for making an insulated gate field effect transistor having combined therewith a capacitor as the passive device.