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Machine translation system and method of machine translation

Assignee: Toshiba Corp
•
Filing: 1990-05-24
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Granted: 1992-02-11
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Expires: 2010-05-24
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Abstract

Abstract A machine translation system capable of obtaining a consistent translation for an entire document by taking context into account in translating each word or sentence. In this system, document information necessary to remove uncertainty in the translation due to a presence of a plurality of candidates for the translation is utilized whenever uncertainity due to a presence of a plurality of candidates for the translation arises by attempting to translate according to a translation dictionary containing rules for translation.

Inventors

  • 👤 Katumi Tanaka
  • 👤 Hideki Hirakawa
  • 👤 Hiroyasu Nogami
  • 👤 Shin-ya Amano

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 09:27
CPC Classifications
G; G06; G06F; G06F40/00; G06F40/40; G06F40/42; G06F40/20; G06F40/205; G06F40/211; G06F40/268; G06F40/30; G06F40/55

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 206 words
A machine translation system for translating an original document in a first language into a translated document in a second language, comprising: translation dictionary means for storing transformation rules for translating the original document in the first language into the translated document in the second language; document information memory means for storing a document information indicating a manner to remove an uncertainty of a translation word in the second language corresponding to a particular word in the original document which arises in translating the original document by using the transformation rules stored by the translation dictionary means because of a presence of a plurality of candidates for the translation word; and means for translating the original document by using the transformation rules stored by the translation dictionary means and the document information stored by the document information memory means, in which the document information in the document information memory means is used for removing the uncertainty arising in translating the original document by using the transformation rules stored by the translation dictionary means, where the document information used by the translating means in translating the particular word of the original document is obtained by translating other parts of the original document different from the particular word.
Claim 2
Dependent Claim 206 words
A machine translation system for translating an original document in a first language into a translated document in a second language, comprising: translation dictionary means for storing transformation rules for translating the original document in the first language into the translated document in the second language; document information memory means for storing a document information indicating a manner to remove an uncertainty of a translation word in the second language corresponding to a particular word in the original document which arises in translating the original document by using the transformation rules stored by the translation dictionary means because of a presence of a plurality of candidates for the translation word; and means for translating the original document by using the transformation rules stored by the translation dictionary means and the document information stored by the document information memory means, in which the document information in the document information memory means is used for removing the uncertainty arising in translating the original document by using the transformation rules stored by the translation dictionary means, where the document information used by the translating means in translating the particular word of the original document is obtained by translating other parts of the original document different from the particular word.
Claim 3
Dependent Claim 90 words
The system of claim 1, wherein the document information includes at least one of a morphological information for the original document in the first language, syntactic information for the original document in the first language, a semantic information for the original document in the first language, a structural transfer information for a conversion of the original document from the first language to the second language, a syntactic generation information for the translated document in the second language, and a morphological generation information for the translated document in the second language.
Claim 4
Dependent Claim 25 words
The system of claim 1, wherein the document information in the document information memory means is obtained by a previous translation of the original document.
Claim 5
Dependent Claim 64 words
The system of claim 3, wherein the translating means translates the original document first by using only the transformation rules stored by the translation dictionary means, in order to obtain the document information, and then the translating means translates the original document using both the transformation rules stored by the translation dictionary means and the document information stored by the document information memory means.
Claim 6
Dependent Claim 50 words
The system of claim 4, wherein the document information is an information on those parts of the original document and corresponding parts of the translated document for which no uncertainty arose when the original document was previously translated by using only the transformation rules stored by the translation dictionary means.
Claim 7
Independent Claim 165 words
A method of machine translation for translating an original document in a first language into a translated document in a second language, comprising the steps of: providing transformation rules for translating the original document in the first language into the translated document in the second language; accumulating a document information indicating a manner to remove an uncertainty of a translation word in the second language corresponding to a particular word in the original document which arises in translating the original document by using the transformation rules because of a presence of a plurality of candidates for the translation word; and translating the original document by using the translation rules and the document information, in which the document information is used for removing the uncertainty arising in translating the original document by using the translation rules, where the document information used in the translating the particular word of the original document is obtained by translating other parts of the original document different from the paricular word.
Claim 8
Independent Claim 165 words
A method of machine translation for translating an original document in a first language into a translated document in a second language, comprising the steps of: providing transformation rules for translating the original document in the first language into the translated document in the second language; accumulating a document information indicating a manner to remove an uncertainty of a translation word in the second language corresponding to a particular word in the original document which arises in translating the original document by using the transformation rules because of a presence of a plurality of candidates for the translation word; and translating the original document by using the translation rules and the document information, in which the document information is used for removing the uncertainty arising in translating the original document by using the translation rules, where the document information used in the translating the particular word of the original document is obtained by translating other parts of the original document different from the paricular word.
Claim 9
Dependent Claim 90 words
The method of claim 6, wherein the document information includes at least one of a morphological information for the original document in the first language, syntactic information for the original document in the first language, a semantic information for the original document in the first language, a structural transfer information for a conversion of the original document from the first language to the second language, a syntactic generation information for the translated document in the second language, and a morphological generation information for the translated document in the second language.
Claim 10
Dependent Claim 22 words
The method of claim 6, wherein the document information in the document is obtained by a previous translation of the original document.
Claim 11
Dependent Claim 42 words
The method of claim 8, wherein the original document is first translated by using only the translation rules, in order to obtain the document information, and then the original document is translated by using both the translation rules and the document information.
Claim 12
Dependent Claim 44 words
The method of claim 9, wherein the document information is an information on those parts of the original document and corresponding parts of the translated document for which no uncertainty arose when the orginal document was previously translated by using only the translation rules.

References Cited (Backward Citations)

US4661924A Cited
US4791587A Cited
US4814987A Cited
US4821230A Cited
US4831529A Cited
US4964044A Cited
US4916614A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1995-02-10 1995-08-12 1996-02-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1999-02-10 1999-08-12 2000-02-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2003-02-10 2003-08-12 2004-02-11 $7700.00 Window Closed / Lapsed

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