US PATENT SUBCLASS 342 / 134
.~ With pulse modulation

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


342 /   HD   COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION)

118  DF  DETERMINING DISTANCE {11}
134.~ With pulse modulation {4}
135  DF  .~.~> Digital (e.g., with counter) {1}
137  DF  .~.~> With variable pulse repetition frequency (PRF) or pulse width
138  DF  .~.~> With type "A" or "J" range scope
139  DF  .~.~> Combined with determining direction {3}

DEFINITION

Classification: 342/134

With pulse modulation:

(under subclass 118) Subject matter including the use of pulse modified radar carrier signals in making the distance determination.

SEE OR SEARCH THIS CLASS, SUBCLASS:

131+, for distance determination by using frequency modulation combined with pulse modulation radar.

201, for radar frequency modulation combined with pulse modulation circuitry, per se.

202+, for radar pulse modulation circuitry, per se.