US PATENT SUBCLASS 710 / 68
.~.~.~ Data compression and expansion

Current as of: June, 1999
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710 /   HD   ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT

1  DF  INPUT/OUTPUT DATA PROCESSING {16}
62  DF  .~ Peripheral adapting {4}
65  DF  .~.~ Input/Output data modification {6}
68.~.~.~ Data compression and expansion

DEFINITION

Classification: 710/68

Data compression and expansion:

(under subclass 65) Subject matter further comprising means or steps for compacting data for more efficient transferring between the peripheral and digital data processing system or computer, or for more efficient storage in peripheral.

SEE OR SEARCH CLASS

380, Cryptography, appropriate subclasses for data encryption and decryption, per se.

709, Electrical Computers and Digital Data Processing Systems: Multiple Computer and Process Coordinating,

247, for compression/decompression in computer-to -computer data transferring.