Method for compressing and decompressing data files

Details Method for compressing and decompressing data files Method for compressing and decompressing data files

1996-07-01

1998-11-24

Moore, David K.

395109, G06F 1500

Patent

active

058419535

ABSTRACT:
A method is disclosed for decompressing in-place an adjusted monotone compressed file having a first portion containing compression codewords and a second portion containing plain text, into a decompressed file having a size and containing plain text. The method comprising the following steps. First, a memory buffer is allocated having the size of the decompressed file. Then the adjusted monotone compressed file is stored in the bottom of the buffer. Finally, the compression codewords in the first portion of the adjusted monotone compressed file are decompressed to produce plain text of a corresponding portion of the decompressed file in the top of the buffer. A method is also disclosed for compressing a source file into an adjusted monotone compressed file. The method comprises the following steps. First, the source file is monotone compressed into a compressed file containing compression codewords. Then the compressed file is adjusted to produce an adjusted monotone compressed file having a first portion containing compression codewords and a second portion containing plain text.

REFERENCES:
patent: 4494151 (1985-01-01), Liao
patent: 4876541 (1989-10-01), Storer
patent: 4888645 (1989-12-01), Mitchell et al.
patent: 5018060 (1991-05-01), Gelb et al.
patent: 5049881 (1991-09-01), Gibson et al.
patent: 5108207 (1992-04-01), Isobe et al.
patent: 5109433 (1992-04-01), Notenboom
patent: 5168356 (1992-12-01), Acampora et al.
patent: 5197117 (1993-03-01), Kato et al.
patent: 5212565 (1993-05-01), Feintuch et al.
patent: 5382968 (1995-01-01), Endoh
patent: 5394534 (1995-02-01), Kulakowski et al.
patent: 5513301 (1996-04-01), Wakasu
patent: 5586093 (1996-12-01), Honda et al.

Affiliated with

Also associated with

Rating

Method for compressing and decompressing data files does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method for compressing and decompressing data files, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for compressing and decompressing data files will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1712558