US PATENT SUBCLASS 380 / 14
.~.~ Nonstandard scan of video information

Current as of: June, 1999
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380 /   HD   CRYPTOGRAPHY

9  DF  ELECTRIC SIGNAL MODIFICATION (E.G., SCRAMBLING) {18}
10  DF  .~ Video {10}
14.~.~ Nonstandard scan of video information

DEFINITION

Classification: 380/14

Nonstandard scan of video information:

(under subclass 10) Subject matter which encrypts the video signal by use of nonstandard scan components.

(1) Note. Examples of a nonstandard scan are: Nonadjacent

scan lines, oppositely directed scan lines, or nonsequential video information in a standard scan line.