Data processing: generic control systems or specific application – Specific application – apparatus or process – Mechanical control system
Reexamination Certificate
2005-02-01
2005-02-01
Picard, Leo (Department: 2125)
Data processing: generic control systems or specific application
Specific application, apparatus or process
Mechanical control system
C700S204000, C137S078200, C239S014100
Reexamination Certificate
active
06850819
ABSTRACT:
An irrigation control system for land comprising: (a) at least one meter to measure one or more wheather conditions in a first area; (b) at least one monitor to (i) examine rainfall data derived from a radar scanning at least the first area according to predetermined criteria and (ii) to extract data which is representative of the scanned rainfall in a sub-area of the first area; (c) a store to store the extracted data; and (d) a controller connected directly or indirectly to the meter and the monitor and to the store, to calculate a moisture content value for the sub-area and a predetermined moisture content value for the sub-area, and to regulate the irrigation in a sub-area.
REFERENCES:
patent: 5023787 (1991-06-01), Evelyn-Veere
patent: 5717589 (1998-02-01), Thompson et al.
patent: 6076740 (2000-06-01), Townsend
patent: WO9727733 (1997-08-01), None
PCT International Search Report dated Apr. 13, 1999.
Gottlieb Rackman & Reisman
Irrigation Control Networks Pty Ltd
Picard Leo
Rao Sheela S.
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