Electronic device

摘要

There is provided an electronic device including a plurality of sensing devices and a host. The sensing devices are connected in parallel or series. A part of the sensing devices and the host may remain in a power saving mode or a standby mode in operation so as to reduce the power consumption.

主权项

1. An electronic device comprising:
a first sensing device configured to output a first signal when detecting a first event; a second sensing device coupled to the first sensing device, and the second sensing device configured to detect a second event when receiving the first signal and output a second signal when detecting the second event; a third sensing device configured to output a third signal when detecting a third event; a fourth sensing device coupled to both the third sensing device and the first sensing device, and the fourth sensing device configured to detect a fourth event when receiving the third signal and output a fourth signal to the first sensing device when detecting the fourth event to allow the first sensing device to detect the first event; and a host coupled to the second sensing device but not coupled to the first sensing device, and the host configured to receive the second signal and verify a user identity according to the second signal.