US PATENT SUBCLASS 348 / 177
DISPLAY OR RECEIVER WITH BUILT-IN TEST SIGNAL GENERATOR, TEST PATTERN, OR ADJUSTING ADJUNCT


Current as of: June, 1999
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348 /   HD   TELEVISION

177DISPLAY OR RECEIVER WITH BUILT-IN TEST SIGNAL GENERATOR, TEST PATTERN, OR ADJUSTING ADJUNCT {1}
178  DF  .~> Setup {1}


DEFINITION

Classification: 348/177

DISPLAY OR RECEIVER WITH BUILT-IN TEST SIGNAL GENERATOR, TEST PATTERN, OR ADJUSTING ADJUNCT:

(under the class definition) Subject matter including the integral combination of a display and means to aid in adjusting the display.

(1) Note. Self-regulating devices such as automatic white balance, automatic black level, or automatic gain control which often use a "test pulse" or "test signal" are excluded from this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

657, and 658, for a display with a self-regulation white balance.

678+, for a receiver with automatic gain control.

691+, for a receiver with automatic black level control.