| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a booster for allowing saving a construction work in a home premise by a builder in the presence of a CATV company staff which has to be executed every time a layout of an interactive terminal is changed, and alleviating a streamed noise, by automatically switching between passing and blocking an incoming signal in accordance with sensing of the incoming signal from the interactive terminal. SOLUTION: The booster comprises a sensing unit for sensing an incoming signal, a filter unit capable of switching between passing and blocking the incoming signal, and a determination unit for generating and sending out a control signal which controls the passage or block of the incoming signal to the filter unit, and for holding the control signal for a prescribed time.</p> |
