Home
Home
Introduction
Policy
FAQ
DHPC
SAKDC
MMDC
LZRW1
LZRW1-A
LZRW2
LZRW3
LZRW3-A
LZRW4
LZRW5
Support Code
Thesis
Interface
DCC91
Patents
Printing
Links
Link Here

RossNet


US Patent 4,814,746

Number: 4,814,746
Title: Data compression method
Filed: 11-Aug-1986
Granted: 21-Mar-1989
Inventors: Victor S. Miller, Mark N. Wegman
Assignee: IBM

Comment by FAQ:A previous application was filed on 6/1/83, three weeks before the application by Welch (4,558,302) Communications between a Host Computing System and a number of remote terminals is enhanced by a data compression method which modifies the data compression method of Lempel and Ziv by addition of new character and new string extensions to improve the compression ratio, and deletion of a least recently used routine to limit the encoding tables to a fixed size to significantly improve data transmission efficiency.

webmaster@ross.net
Copyright © Ross N. Williams 1996-1997. All rights reserved.