Systems and methods for detecting touch events with an accelerometer are disclosed. In one aspect, a method includes measuring first accelerometer data at a first rate, detecting a first touch event based on the first accelerometer data, in response to detecting the first touch event, measuring second accelerometer data at a second rate, determining whether a second touch event is detected based on the second accelerometer data, measuring third accelerometer data at the first rate in response to an absence of the second touch event being detecting in the second accelerometer data over a predetermined threshold period of time.

An electronic device configures the electronic device to operate in a first mode, when the current time is with a first scheduled sleep time period, and user input selecting an affordance using a first input mechanism is disabled in the first mode. While in the first mode, detecting first user input. The electronic device transitions the electronic device into a second mode different from the first mode if the first user input meets predefined criteria, and remains in the first mode and forgoes transitioning to the second mode if the first user input does not meet the predefined criteria.

A system includes a first industrial machine and a second industrial machine. The system also includes a power distribution system configured to provide power to the first industrial machine and the second industrial machine. The first industrial machine includes a first power control system configured to monitor power usage of the first industrial machine, and transmit power usage information of the first industrial machine to the second industrial machine. The second industrial machine includes a second power control system configured to monitor power usage of the second industrial machine, receive the power usage information from the first industrial machine, and control power usage of the second industrial machine based on the power usage information received from the first industrial machine.

A data storage device includes a central processing unit (CPU); a peripheral device; a power management unit (PMU) configured to control a power supply to the CPU and the peripheral device; and a receiver configured to transmit a second signal to the PMU through a second transmission path after transmitting a first signal to the CPU through a first transmission path, the receiver being configured such that the first and second signals transmitted by the receiver are signals that were output from a host.

The present disclosure discloses a fingerprint recognition method and apparatus, and a mobile terminal, which are related to the field of information recognition technologies, and are used to reduce power consumption of the mobile terminal while implementing timely fingerprint collection. According to embodiments of the present disclosure, the mobile terminal determines a first fingerprint recognition area of a touchscreen according to a first user interface, and detects a touch operation of a user on the touchscreen; activates a fingerprint recognition function of the first fingerprint recognition area when a touch position corresponding to the touch operation is located in the first fingerprint recognition area, and obtains corresponding first fingerprint information according to the touch operation; and executes at least one function when the first fingerprint information matches preset fingerprint information.

A power consumption management method and a power consumption management device are provided, wherein the method comprises: setting at least two levels of power consumption management units; acquiring, by an upper-level power consumption management unit, power consumption management related information of a lower-level power consumption management unit (11); and performing, by the upper-level power consumption management unit, power consumption management on the lower-level power consumption management unit according to the acquired information and a preset power consumption management policy (12). This scheme can perform power consumption control in particular to a kernel and/or a peripheral level, so as to achieve flexibility and have a better power saving effect.

A control module used with a peripheral unit having configuration information through a system bus includes a storage unit, a state machine unit and an event detector. The storage unit is configured to store a program. The state machine unit is configured to operate under the program. The event detector is configured to receive a hardware interrupt signal from the peripheral unit via an additional wire, wherein the event detector triggers the state machine to perform one of storing and retrieving the configuration information respectively to and from the storage unit via the system bus.

Disclosed are an electronic device and a method of controlling the same. An electronic device includes: a camera; a sensor module; and a processor, wherein the processor is configured to determine at least one of a movement of the electronic device and a movement of an object in images acquired by the camera, determine, based on the movement of the electronic device or the movement of the object, an output period for light outputted by the sensor module, and determine depth information of the images based on reflected light corresponding to the outputted light received by the camera.

Particular embodiments described herein provide for an electronic device that can be configured to include a keycap with photoluminescent material, a light energy source to emit light energy at a wavelength to activate the photoluminescent material, and an ambient light sensor to activate the light energy source during low ambient light conditions. In an example, the photoluminescent material is quantum dot material.

Systems and methods for detecting touch events with an accelerometer are disclosed. In one aspect, a method includes measuring first accelerometer data at a first rate, detecting a first touch event based on the first accelerometer data, in response to detecting the first touch event, measuring second accelerometer data at a second rate, determining whether a second touch event is detected based on the second accelerometer data, measuring third accelerometer data at the first rate in response to an absence of the second touch event being detecting in the second accelerometer data over a predetermined threshold period of time.