| 摘要 |
PROBLEM TO BE SOLVED: To provide a fishing data storage and reproducing apparatus which accumulates and reproduces data about fishing collected in the past so that they can be reproduced later as needed. SOLUTION: Two or more sorts of data about fishing such as circumstances data, such as date and time of day, location, atmospheric temperature and pneumatic pressure, etc., data about navigation of a ship speed, engine data etc., underwater circumstances datagrams, such as a water temperature for every depth, power flow, etc., detection datagram based on a fish finder, a sonar, etc. about a part for predetermined time (session) past are always updated and stored in primary storage means. Data of a predetermined session is extracted from the detail memorized primarily, stored and memorized in secondary storage area, predetermined data is searched from the secondary storage area, as needed basis, and indicated to an indicator. COPYRIGHT: (C)2004,JPO
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