Title:
RETRIEVING DEVICE AND MEDIUM STORED WITH CONTROL PROGRAM FOR RETRIEVING DEVICE
Document Type and Number:
Japanese Patent JP3457184
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To quickly retrieve a specific file from plural ciphered files stored in a storage device by using a ciphered access key.
SOLUTION: The retrieving device is constituted of an input part 2 for inputting a retrieving character string, various instructions, etc., a storage part 5 for storing plural previously ciphered file data, a decoding processing part 7 for decoding ciphered file data by a previously prepared cipher key, an extraction processing part 6 for extracting plural keywords and file names related to the decoded file data from the file data, a ciphering processing part 8 for ciphering plural extracted keywords, a storing processing part 9 for storing the ciphered keywords in the storage part 5 as access keys, and a retrieving processing part 10 for allowing the processing part 8 to cipher the retrieving character string inputted to the input part 2, referring to an access key coincident with the ciphered retrieving character string and retrieving a file name corresponding to the access key.
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Inventors:
Noriyuki Hirai
Application Number:
JP17894898A
Publication Date:
October 14, 2003
Filing Date:
June 25, 1998
Export Citation:
Assignee:
Sharp Corporation
International Classes:
G09C1/00; G06F17/30; G06F21/00; (IPC1-7): G06F17/30; G09C1/00
Domestic Patent References:
| JP5290149A | ||||
| JP1091641A | ||||
| JP6348576A | ||||
| JP8263515A | ||||
| JP421180A | ||||
| JP60105060A | ||||
| JP626290A | ||||
| JP5324730A |
Attorney, Agent or Firm:
Shintaro Nogawa