U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Parsing system

Patent 5687384 Issued on November 11, 1997. Estimated Expiration Date: Icon_subject November 11, 2014. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Machine translation apparatus having means for translating polysemous words using dominated codes
Patent #: 5285386
Issued on: 02/08/1994
Inventor: Kuo

Multiple score language processing system
Patent #: 5418717
Issued on: 05/23/1995
Inventor: Su, et al.

Natural language database retrieval system using virtual tables to convert parsed input phrases into retrieval keys
Patent #: 5442780
Issued on: 08/15/1995
Inventor: Takanashi, et al.

Associative memory processor architecture for the efficient execution of parsing algorithms for natural language processing and pattern recognition Patent #: 5511213
Issued on: 04/23/1996
Inventor: Correa

Inventor

Application

No. 322382 filed on 10/12/1994

US Classes:

704/9, Natural language704/2, Translation machine704/4Based on phrase, clause, or idiom

Examiners

Primary: Hofsass, Jeffery
Assistant: Hill, Andrew

Attorney, Agent or Firm

International Class

G06F 017/27

Foreign Application Priority Data

1993-12-28 JP

Abstract

A subject-of-analysis input section inputs an input sentence or phrase to be analyzed. A dictionary unit holds dictionary data for dictionary consultation for a language of the input sentence. A morphemic analyzer consults the dictionary for the input sentence and recognizes breaks between every input word. A grammatical rule unit holds grammatical rules for parsing in the form of a general context-free grammar. A parsing unit applies the grammatical rules to the input sentence for parsing of the sentence. An analysis table unit stores the analysis intermediate results by the parsing unit in predetermined storage locations and holds an analysis table for storing the storage locations for the intermediate analysis results and/or pointers to the storage locations. The intermediate analysis result information in the analysis table unit includes syntactic category information and at least one of syntactic, semantic and control attributes.

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