US PATENT SUBCLASS 342 / 357.02
.~.~.~ With accuracy enhancing

Current as of: June, 1999
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342 /   HD   COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION)

350  DF  DIRECTIVE {10}
352  DF  .~ Including a satellite {6}
357.01  DF  .~.~ With position indicating {5}
357.02.~.~.~ With accuracy enhancing {2}
357.03  DF  .~.~.~.~> Using differential correction
357.04  DF  .~.~.~.~> With ambiguity resolving

DEFINITION

Classification: 342/357.02

With accuracy enhancing:

(under subclass 357.01) Subject matter including means to elevate the degree of correctness of the position.