Langdon, Jr.; Glen G.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Langdon, Jr.; Glen G..The latest application filed is for "order-preserving, fast-decoding arithmetic coding arithmetic coding and compression method and apparatus".

Company Profile

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Langdon, Jr.; Glen G. - Aptos CA
Langdon, Jr.; Glen G. - San Jose CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Order-preserving, fast-decoding arithmetic coding arithmetic coding and compression method and apparatus Grant 5,546,080 - Langdon, Jr. , et al. August 13, 1	1996-08-13
Sort order preserving method for data storage compression Grant 5,270,712 - Iyer , et al. December 14, 1	1993-12-14
Data compression for recording on a record medium Grant 5,097,261 - Langdon, Jr. , et al. March 17, 1	1992-03-17
Arithmetic coding encoder and decoder system Grant 4,905,297 - Langdon, Jr. , et al. February 27, 1	1990-02-27
Compression of multilevel signals Grant 4,749,983 - Langdon, Jr. June 7, 1	1988-06-07
Direction-constrained ternary codes using peak and polarity detection Grant 4,566,044 - Langdon, Jr. , et al. January 21, 1	1986-01-21
Adaptive source modeling for data file compression within bounded memory Grant 4,494,108 - Langdon, Jr. , et al. January 15, 1	1985-01-15
High-speed arithmetic compression coding using concurrent value updating Grant 4,467,317 - Langdon, Jr. , et al. August 21, 1	1984-08-21
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 Grant 4,463,342 - Langdon, Jr. , et al. July 31, 1	1984-07-31
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 Grant 4,295,125 - Langdon, Jr. October 13, 1	1981-10-13
Method and means for arithmetic coding utilizing a reduced number of operations Grant 4,286,256 - Langdon, Jr. , et al. August 25, 1	1981-08-25
Method and means for texture display in raster scanned color graphic Grant 4,225,861 - Langdon, Jr. , et al. September 30, 1	1980-09-30
Method and means for minimizing error between the manual digitizing of points and the actual location of said points on an _electronic data entry surface Grant 4,181,952 - Casey , et al. January 1, 1	1980-01-01
Multi-color video display systems using more than one signal source Grant 4,149,184 - Giddings , et al. April 10, 1	1979-04-10
Alphanumeric character display scheme for programmable electronic calculators Grant 3,911,424 - Giannuzzi , et al. October 7, 1	1975-10-07

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