US PATENT SUBCLASS 359 / 484
.~ Time invariant electric, magnetic, or electromagnetic field responsive (e.g., electro-optical, magneto-optical)


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

483  DF  POLARIZATION WITHOUT MODULATION {2}
484.~ Time invariant electric, magnetic, or electromagnetic field responsive (e.g., electro-optical, magneto-optical)


DEFINITION

Classification: 359/484

Time invariant electric, magnetic or electromagnetic field responsive (e.g., electro-optical, magneto-optical):

(under subclass 483) Subject matter wherein an electrical, magnetic, or electromagnetic field, which is unchanging in time, is applied to the device producing the polarization.

(1) Note. This would include optical isolators and circulators.

SEE OR SEARCH CLASS

360, Dynamic Magnetic Information Storage or Retrieval,

114, for magneto-optical storage systems.

365, Static Information Storage and Retrieval,

122, for information masking using magneto-optical polarization.