A hand-held device with a sensor for providing a signal indicative of a position of the hand-held device relative to an object surface enables power to the sensor at a first time interval when the hand-held device is indicated to be in a position that is stationary and adjacent relative to the object surface, enables power to the sensor at a second time interval shorter than the first time interval when the hand-held device is indicated to be in a position that is moving and adjacent relative to the object surface, and enables power to the sensor at a third time interval when the hand-held device is determined to be in a position that is removed relative to the object surface.

An embodiment inertial measurement system includes: at least one motion sensor to output motion data with an output data rate (ODR) period; and a control unit coupled to the motion sensor to control operation thereof based on a power mode switching, according to which each ODR period includes: a first phase, in which the motion sensor is controlled in a condition of low power consumption; and a subsequent measurement phase, in which the motion sensor is controlled to perform measurements for generation of measurement data. The control unit adaptively adjusts the duration of the ODR period based on at least one check related to the measurement data generated during the measurement phase.

Disclosed are an electronic pen, a method and a device for controlling an electronic pen, and a computer-readable storage medium. The method includes: obtaining state information of the electronic pen; and determining a time for the electronic pen to send coding signal frequency information according to the state information, and controlling the electronic pen to send the coding signal frequency information when reaching the time, to reduce an energy consumption of the electronic pen.

A method of docking an accessory device includes, at the accessory device, receiving (324) a first transmission energy for wireless charging from an electronic device; in accordance with receiving the first transmission energy: setting (326) a timer, and entering (328) a docked mode; and exiting (330) the docked mode upon expiration of the timer.

The present invention provides a touch sensitive processing apparatus for detecting an electronic board eraser. The touch sensitive processing apparatus connects to a touch panel. The touch panel includes parallel first electrodes and parallel second electrodes, each of the first electrodes intersects with the second electrodes to form multiple intersection areas. The touch sensitive processing apparatus includes: a driving circuit connecting to the first electrodes; a sensing circuit connecting to the first electrodes and the second electrodes; and a processor connecting to the driving circuit and the sensing circuit. Wherein the processor is configured to execute a program module for realizing the following steps: having the driving circuit emit a beacon signal via the first electrodes simultaneously; and having the sensing circuit detect electrical signal emitted from at least three eraser electrodes of the electronic board eraser via the first and the second electrodes after a time period since the beacon signal is emitted.

A data report rate adjustment method for use between a computer host and a peripheral device is provided. According to the actual workload level of the computer host and/or the amount of the input data of the peripheral device, the priority or the report rate of the data to be transmitted from the peripheral device can be dynamically adjusted or set. More especially, the unnecessary data report can be avoided. Consequently, the workload of the computer host can be effectively reduced, and the power consumption of the peripheral device can be saved.

There is provided an information processing apparatus to detect various motions of a user and generate useful information utilizing the result, the information processing apparatus including: a motion detection unit configured to detect a series of motions of a user which are repetitive and nonperiodic; and an information generation unit configured to generate information related to the series of motions.

A system and method are disclosed for conserving power during navigation, e.g., user device pointer/cursor navigation, using a fingerprint image sensor, that may comprise processing, via a computing device, fingerprint image sensor data indicative of finger position and movement with respect to a fingerprint image sensor surface in a finger navigation mode to determine if the finger is in a first finger navigation mode; processing, via the computing device, fingerprint image sensor data indicative of finger position and movement with respect to a fingerprint image sensor surface in a finger navigation mode to determine if the finger is in a second finger navigation mode; and transitioning, via the computing device, the fingerprint image sensor from a first power consumption mode to a second power consumption mode, based on detecting a transition from the first finger navigation mode to the second finger navigation mode.

Systems and methods are disclosed for a smart mouse that may include transmitting, by the mechanical switch of the smart mouse, a signal to a microcontroller unit of the smart mouse in response to a movement of the smart mouse caused by a user, the movement causing the mechanical switch to be in a closed position, the signal indicating that the mechanical switch is in the closed position; receiving, by the microcontroller unit, the signal indicating that the mechanical switch is in the closed position; and in response to receiving the signal: causing, by a power switch of the smart mouse, at least one battery of the smart mouse to provide power to an optical unit of the smart mouse, the provided power causing the optical unit to be in an on state, the on state of the optical unit causing the smart mouse to be electrically enabled for use.

An input device comprises a depressible element with two switches including a first switch configured to generate a first signal when the depressible element is depressed by a threshold distance and a second switch configured to generate a second signal indicating when the depressible element is depressed by the threshold distance and the second switch is in an active state. One or more processors may be configured to receive the first signal from the first switch; configure the second switch to change from an inactive state to an active state in response to receiving the first signal; receive the second signal from the second switch in the active state; determine whether the second signal indicates that the depressible element is depressed by the threshold distance; and generate event data confirming that the depressible element is depressed by the threshold distance in response to receiving the second signal.