US PATENT SUBCLASS 380 / 37
.~.~ Block/data stream enciphering

Current as of: June, 1999
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380 /   HD   CRYPTOGRAPHY

9  DF  ELECTRIC SIGNAL MODIFICATION (E.G., SCRAMBLING) {18}
36  DF  .~ Time segment interchange {1}
37.~.~ Block/data stream enciphering

DEFINITION

Classification: 380/37

Block/data stream enciphering:

(under subclass 36) Subject matter wherein time interchanged data segments are processed either in discrete blocks, or a continuous stream, of bits or pulses which serially comprise the message stream.