1
Whiting Douglas L, Dilatush Tom: System for backing up files from disk volumes on multiple nodes of a computer network. Stac Electronics, May 21, 1997: EP0774715-A1 (699 worldwide citation)

A system for backing up files from disk volumes on multiple nodes of a computer network to a common random-access backup storage means. As part of the backup process, duplicate files (or portions of files) may be identified across nodes, so that only a single copy of the contents of the duplicate fi ...


2
Douglas L Whiting, Glen A George, Glen E Ivey: Data compression apparatus and method. STAC Electronics, Irell & Manella, June 30, 1992: US05126739 (173 worldwide citation)

An apparatus and method as disclosed for converting an input data character stream into a variable length encoded data stream in a data compression system. The data compression system includes a history array means. The history array means has a plurality of entries and each entry of the history arr ...


3
Douglas L Whiting, Glen A George, Glen E Ivey: Data compression apparatus and method. Stac Electronics, Irell & Manella, April 9, 1996: US05506580 (151 worldwide citation)

An apparatus and method are disclosed for converting an input data character stream into a variable length encoded data stream in a data compression system. The data compression system includes a history array. The history array has a plurality of entries and each entry of the history array is for s ...


4
Clay Mayers, Douglas L Whiting: Data compression apparatus and method using matching string searching and Huffman encoding. Stac Electronics, Irell & Manella, July 2, 1996: US05532694 (122 worldwide citation)

An apparatus and method for converting an input data character stream into a variable length encoded data stream in a data compression system. A sliding window data compression algorithm is combined with Huffman encoding on the strings and raw bytes. The Huffman table, in a compressed form, is prepe ...


5
Douglas L Whiting: System for transparently compressing data files in a computer system. STAC Electronics, Irell & Manella, May 9, 1995: US05414850 (113 worldwide citation)

A data compression device driver compresses and decompresses files on a disk drive in a computer system when a user copies files from a drive letter assigned to the disk drive to a drive letter assigned to the data compression device driver. Drive parameter blocks for the disk drive and for the data ...


6
Douglas L Whiting, Glen A George, Glen E Ivey: Data compression apparatus and method. Stac Electronics, Irell & Manella, October 31, 1995: US05463390 (103 worldwide citation)

An apparatus and method are disclosed for converting an input data character stream into a variable length encoded data stream in a data compression system. The data compression system includes a history array. The history array has a plurality of entries and each entry of the history array is for s ...


7
Glen A George, Douglas L Whiting: Write operation with gating capability. STAC Electronics, Irell & Manella, February 26, 1991: US04996690 (29 worldwide citation)

An apparatus and/or method for generating parity digits of digital information (data) in a digital communication system is disclosed. The communication system (8) is for transferring a plurality of data intervals from an originating data source (12) to a data sink (13). Each data interval comprises ...


8
Mayers Clay, Whiting Douglas L: Data compression apparatus and method using matching string searching and huffman encoding.. Stac Electronics, February 16, 1994: EP0582907-A2 (14 worldwide citation)

An apparatus and method for converting an input data character stream into a variable length encoded data stream in a data compression system. A sliding window data compression algorithm is combined with Huffman encoding on the strings and raw bytes. The Huffman table, in a compressed form, is prepe ...