| 摘要 |
PURPOSE: A monitoring system is provided to cancel a sound generated when a monitoring security unit operates. CONSTITUTION: A monitoring security unit(130) is installed at a remote place. The monitoring security unit monitors a monitoring target area by inputting an input image. A driving unit(120) drives the monitoring security unit. A noise cancelling unit(110) cancels a sound which is generated in the driving unit or the monitoring security unit. [Reference numerals] (110) Noise removal unit; (111) Sound output unit; (112) Control unit; (113) Storage unit; (120) Driving unit; (130) Monitoring security unit
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