US PATENT SUBCLASS 348 / 170
.~ Using tracking gate

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

Internet Version by PATENTEC © 1999      Terms of Use


348 /   HD   TELEVISION

169  DF  OBJECT TRACKING {2}
170.~ Using tracking gate {1}
171  DF  .~.~> Centroidal tracking

DEFINITION

Classification: 348/170

Using tracking gate:

(under subclass 169) Subject matter wherein the object is maintained within the field of view by gating signals derived from a small area of the picture signal generator viewing surface and maintaining the signals representative of the object in that gated area.