US PATENT SUBCLASS 359 / 249
.~.~.~.~.~ Compensation technique

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

237  DF  OPTICAL MODULATOR {3}
238  DF  .~ Light wave temporal modulation (e.g., frequency, amplitude, etc.) {3}
240  DF  .~.~ Changing bulk optical parameter {5}
245  DF  .~.~.~ Electro-optic {11}
246  DF  .~.~.~.~ Modulation of polarized light via modulating input signal {10}
249.~.~.~.~.~ Compensation technique

DEFINITION

Classification: 359/249

Compensation technique:

(under subclass 246) Subject matter wherein unwanted effects due to the action of the medium or the field on the beam such as those due to temperature, birefringences, or color are eliminated.

SEE OR SEARCH THIS CLASS, SUBCLASS:

250, for plural mediums in the beam path where the plural mediums are not for the purpose of compensation.