Inventor
LANGDON JR GLEN G
13 patents
Patents
13 patentsUS4905297AFeb 27, 1990
Arithmetic coding encoder and decoder system
IBM162 citations98
US4494108AJan 15, 1985
Adaptive source modeling for data file compression within bounded memory
IBM160 citations98
US5097261AMar 17, 1992
Data compression for recording on a record medium
IBM172 citations97
US5546080AAug 13, 1996
Order-preserving, fast-decoding arithmetic coding arithmetic coding and compression method and apparatus
IBM83 citations96
US5270712ADec 14, 1993
Sort order preserving method for data storage compression
IBM59 citations96
US4566044AJan 21, 1986
Direction-constrained ternary codes using peak and polarity detection
IBM63 citations96
US4467317AAug 21, 1984
High-speed arithmetic compression coding using concurrent value updating
IBM55 citations95
US4286256AAug 25, 1981
Method and means for arithmetic coding utilizing a reduced number of operations
IBM92 citations95
US4225861ASep 30, 1980
Method and means for texture display in raster scanned color graphic
IBM64 citations93
US4149184AApr 10, 1979
Multi-color video display systems using more than one signal source
IBM75 citations93
US4749983AJun 7, 1988
Compression of multilevel signals
IBM28 citations92
US4463342AJul 31, 1984
Method and means for carry-over control in the high order to low order pairwise combining of digits of a decodable set of relatively shifted finite number strings
IBM38 citations92
US4295125AOct 13, 1981
Method and means for pipeline decoding of the high to low order pairwise combined digits of a decodable set of relatively shifted finite number of strings
IBM32 citations92