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Key retrieving device

阅读:25发布:2023-03-29

专利汇可以提供Key retrieving device专利检索,专利查询,专利分析的服务。并且PURPOSE:To obtain a device which has a high retrieval speed and retrieves even information of partial coincidence with a key word to reduce the retrieval leak rate, by providing specific storage device, shift register, key register, mask register, comparing mechanism, etc. CONSTITUTION:The retrieval system for a key word in a document text is provided with a storage device 3 where document data is stored, a shift register 2 where n-number of continuous characters stored in the storage device 3 are stored, and a key register 5 where the key word of the n-word length is held. Further, a mask register set mechanism 8 which sets characters, which may be ignored, in the key word held in the key register 5 to a mask register 4, the mask register 4, and a comparing mechanism 7 which compares the character string stored in the shift register 2 with the character string stored in the key register 5 to discriminate them are provided.,下面是Key retrieving device专利的具体信息内容。

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