US PATENT SUBCLASS 348 / 327
.~.~ Automatic beam current control


Current as of: June, 1999
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348 /   HD   TELEVISION

207  DF  CAMERA, SYSTEM AND DETAIL {19}
325  DF  .~ Cathode-ray tube {5}
327.~.~ Automatic beam current control


DEFINITION

Classification: 348/327

Automatic beam current control:

(under subclass 325) Subject matter including means to regulate the beam current of the tube such that it is held at a constant value, or to increase, decrease, or maintain the beam current such that the signal output has a fixed relationship to the light energy input.