Title:
OCEANOGRAPHIC SURVEY SYSTEM
Document Type and Number:
Japanese Patent JPH0755911
Kind Code:
A
Abstract:
PURPOSE: To constantly observe marine environments.
CONSTITUTION: A GPS(global positioning system) receiver 3, an observation sensor 5, a telemeter 2, a radio transceiver 4, and a floating buoy 1 having a power source 6 are discharged on the sea. Observation data obtained by the sensor 6 and positional data of the buoy obtained by the receiver 3 are input to the telemeter 2, and transmitted to a base station 7 through the transceiver 4, thereby collecting data of environments, etc., in a wide area of the sea on the ocean.
Inventors:
MATSUDA MITSUHIKO
Application Number:
JP20641093A
Publication Date:
March 03, 1995
Filing Date:
August 20, 1993
Export Citation:
Assignee:
NEC CORP
International Classes:
G01S19/14; (IPC1-7): G01S5/14
Domestic Patent References:
| JPS53112607A | 1978-10-02 | |||
| JPS6281132A | 1987-04-14 | |||
| JPS63160431A | 1988-07-04 |
Foreign References:
| EP0545636A1 | 1993-06-09 |
Attorney, Agent or Firm:
Naoki Kyomoto (2 outside)
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