| 摘要 |
A surveillance system to prevent drowning comprised of day and night compatible wireless video camera and/or cameras and other sensors, which monitor and detect the presence of an individual and its progression through selected zones of increasing danger as he or she approaches a body of water. The output of these sensors are input to data processing system which analyzes the inputs and transmits control signals to various pre-selected alarms that are commensurate to danger zones thereby enabling corrective action to be initiated well in advance of a drowning or impending accident.
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