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

Conversational-type natural language analysis apparatus

Patent 5029085 Issued on July 2, 1991. Estimated Expiration Date: Icon_subject May 10, 2010. 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

System of simultaneous translation into a plurality of languages with sentence forming capabilities
Patent #: 4654798
Issued on: 03/31/1987
Inventor: Taki ,   et al.

Machine translation system
Patent #: 4831529
Issued on: 05/16/1989
Inventor: Miike ,   et al.

Sentence analyzer
Patent #: 4864502
Issued on: 09/05/1989
Inventor: Kucera ,   et al.

Natural language understanding system Patent #: 4914590
Issued on: 04/03/1990
Inventor: Loatman, et al.

Inventor

Assignee

Application

No. 521559 filed on 05/10/1990

US Classes:

704/9Natural language

Examiners

Primary: Fleming, Michael R.
Assistant: Chung, Xuong

Attorney, Agent or Firm

Foreign Patent References

  • 57-132270 JP. 08/13/1982
  • 58-101365 JP. 06/13/1983
  • 59-140582 JP. 08/13/1984
  • 61-18073 JP. 01/13/1986
  • 61-80362 JP. 04/13/1986
  • 61-90269 JP. 05/13/1986
  • 61-278970 JP. 12/13/1986
  • 62-271061 JP. 11/13/1987
  • 62-290976 JP. 12/13/1987
  • 63-98072 JP. 04/13/1988

International Class

G06F 015/38

Foreign Application Priority Data

1989-05-18 JP

Abstract

A conversational-type of language analysis apparatus includes a sentence input unit inputting a sentence, a dictionary unit and a grammar storage unit. The apparatus also includes an all-relationship detection unit dividing into the syntactical units the sentence, the syntactical units being nodes, and detecting, as candidate relationships, all linguistic relationships on the basis of the grammatical rules in the grammar storage units and dictionary information in the dictionary unit, a conversational-type analysis unit selecting correct relationships by conversation interaction with a user from the candidate relationships, the conversational-type analysis unit having conversational object selecting unit for selecting object relationships which are objects of the conversational interaction with the user from the candidate relationships, and conversation unit selecting the correct relationships by conversational interaction with the user. The apparatus also has analysis unit selecting correct relationships without the conversational interaction from relationships other than the correct relationships selected by the conversational-type analysis unit.

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