| 摘要 |
A measurement and transmission wireless unit comprises a casing (8) defining a hole, a MEMS vibration sensor (3), a transmitter (6), a battery (2) for supplying the MEMS vibration sensor (3) and the transmitter (6), a mechanical-to-electrical energy scavenger of a MEMS type (5) for recharging the battery (2), and a support (7) mounted on which are said sensor (3), said transmitter (6), said battery (2), and said energy scavenger (5), the support (7) being rigidly fixed to the casing (8) within said hole. |
