WIRELESS SWITCH

摘要

According to the present invention, a wireless switch comprises: an energy harvesting unit configured to generate a first and a second signal when a first button is pressed and when the first button is released, respectively; a measuring unit configured to measure a period of time from a time at which the first signal is generated to a time at which the second signal is generated; and a a wireless signal transmitting unit configured to transmit a control signal depending on the period of time measured by the measuring unit. Provided is the wireless switch not requiring any additional power supply.