US PATENT SUBCLASS 327 / 397
.~.~.~ Including negative resistance device in delay circuit (e.g., unijunction transistor, etc.)

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

Internet Version by PATENTEC © 1999      Terms of Use


327 /   HD   MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS

365  DF  GATING (I.E., SWITCHING INPUT TO OUTPUT) {12}
392  DF  .~ Delay controlled switch (e.g., fixed, single time of delay control, etc.) {6}
393  DF  .~.~ With variable or multiple adjustable time of delay control (e.g., variable charge-discharge, on-delay/off-delay control, etc.) {4}
397.~.~.~ Including negative resistance device in delay circuit (e.g., unijunction transistor, etc.)

DEFINITION

Classification: 327/397

Including negative resistance device in delay circuit(e.g., unijunction transistor, etc.):

(under subclass 393) Subject matter wherein the plot of the current-voltage operating characteristics of an incorporated device has a portion with a negative slope.

SEE OR SEARCH THIS CLASS, SUBCLASS:

498+, for two electrode solid-state negative resistance gating circuits.

568+, for miscellaneous solid-state negative resistance device circuits.