Electronic apparatus capable of being waked up through detecting motions
An electronic apparatus including a plurality of sensors, an application processor, and a micro-processor is provided. The plurality of sensors is configured to generate at least one sensing signal. The application processor is configured to execute an application procedure according to a sensing-merged signal. The micro-processor is coupled between the plurality of sensors and the application processor, and is configured to generate the sensing-merged signal according to the at least one sensing signal. By utilizing the electronic apparatus, not only power can be saved, but also the elasticity for choosing sensor chip vendors can be improved.
1. An electronic apparatus capable of being waked up through detecting motions, comprising:
a plurality of sensors configured to generate at least one sensing signal, wherein the plurality of sensors comprises an accelerometer;
an application processor configured to execute an application procedure according to a sensing-merged signal;
a micro-processor coupled between the plurality of sensors and the application processor, wherein the at least one sensing signal generated by the accelerometer is used for controlling, enabling and disabling of the micro-processor, wherein the micro-processor is configured to generate the sensing-merged signal according to the at least one sensing signal, wherein when the micro-processor detects that the at least one sensing signal generated by the accelerometer is at high level, the micro-processor is enabled and is configured to compute the at least one sensing signal according to an algorithm to generate the sensing-merged signal; and
a display module, wherein the application processor in a sleep mode turns off the display module;
wherein the micro-processor generates the sensing-merged signal for waking up the application processor from the sleep mode, wherein the application processor compares the sensing-merged signal to see whether the sensing-merged signal corresponds to a specific gesture or not while the display module is turned off; and wherein under a condition that the sensing-merged signal corresponds to the specific gesture, the display module is enabled and enters an unlocked status automatically.
2. The electronic apparatus as claimed in claim 1 , wherein driver programs of the plurality of sensors are preloaded into the micro-processor.
3. The electronic apparatus as claimed in claim 1 , wherein the micro-processor is independent with at least one of the plurality of sensors, and they are not packed in a single chip.
4. The electronic apparatus as claimed in claim 1 , wherein the micro-processor is independent with the application processor, and they are not packed in a single chip.
5. The electronic apparatus as claimed in claim 1 , wherein a computing ability of the application processor is greater than a computing ability of the micro-processor.
6. The electronic apparatus as claimed in claim 1 , wherein the application processor comprises a Kernel layer, a sensor hardware abstraction layer, a framework layer, and an application layer.
7. The electronic apparatus as claimed in claim 1 , wherein the communication between the application processor and the micro-processor is implemented by an internal integrated circuited port; and the communication between the micro-processor and the plurality of sensors is implemented by an internal integrated circuited port.