US PATENT SUBCLASS 359 / 187
.~.~ With feedback

Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

109  DF  OPTICAL COMMUNICATION {13}
180  DF  .~ Transmitter {3}
187.~.~ With feedback

DEFINITION

Classification: 359/187

With feedback:

(under subclass 180) Subject matter wherein at least a portion of the optically transmitted light wave is sampled and used to further control the transmitted light beam.

(1) Note. The actual signal feedback that controls the transmitter can be either optical or an electrical equivalent of the sampled transmitted optical light beam.