The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 06, 1990
Filed:
Feb. 19, 1988
Oki Electric Industry Co., Ltd., Tokyo, JP;
Abstract
In a method of compressing text data including codewords of characters, an input word each composed of a series of codewords of one or more characters is extracted from the text data, a dictionary containing, as entries, words made up of characters is provided, a codeword is stored in association with each word, occurrence counts of respective words are also stored, the dictionary is searched to find whether or not the input word matches any of the words, the codeword assigned to the word which the input word has been found to match is produced, the occurrence count of the word which the input word has been found to match is updated; and when the input word is not found to match any of the words, the input word is introduced as a new word.