Embodiments describe a wireless charging system including an accessory device and a host device. The host device can include a housing having a charging surface and power transmitting circuitry coupled to a power source. The power transmitting circuitry can include an inductive transmitter coil configured to receive a first power and generate magnetic field, an amplifier coupled to the inductive transmitter coil and configured to output the first power to the inductive transmitter coil, an output sensor coupled to the inductive transmitter coil and configured to measure the first power to the inductive transmitter coil, and a power tracking controller coupled to the sensor probe. The power tracking controller can be configured to receive measurement of the first power, and generate a control signal based on the measured first power to modify an output impedance of the amplifier to output a second power different from the first power.

A design that allows a touchpad or a digitizer stylus pad to double up as a mouse mat/pad so that a computer mouse can be used over it is provided. In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus for managing input devices are provided. The apparatus may determine whether a surface input is received at an input surface. The apparatus may determine whether a mouse input is received at a computer mouse. The apparatus may disable one of the input surface and the computer mouse that has a lower priority than another of the input surface and the computer mouse when the surface input and the mouse input are received at respective input device within a threshold window of time.

A design that allows a touchpad or a digitizer stylus pad to double up as a mouse mat/pad so that a computer mouse can be used over it is provided. In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus for managing input devices are provided. The apparatus may determine whether a surface input is received at an input surface. The apparatus may determine whether a mouse input is received at a computer mouse. The apparatus may disable one of the input surface and the computer mouse that has a lower priority than another of the input surface and the computer mouse when the surface input and the mouse input are received at respective input device within a threshold window of time.

Systems and methods are provided for ultrasonic haptic array devices. One embodiment of haptic array device includes a plurality of cells, each cell including a base and an array of ultrasonic transducer elements, and a support structure configured to independently position each cell. A controller of the haptic array can control a focus point and a direction of ultrasonic output for each of the plurality of cells. Another embodiment is directed to a vehicle user interface having a user interface surface and a haptic array device integrated with the user interface surface. Embodiments are also directed to methods for controlling a haptic array device. One method includes controlling output of at least one first cell of the plurality of cells to control a focus point and a direction of ultrasonic output of the at least one cell, and updating output of the plurality of cells.

One embodiment provides a method, including: detecting, at a wireless charger integrated into an electronic device, a connection of a wearable accessory device, wherein the wireless charger is positioned proximate to a probable user contact position; and transmitting, using the wireless charger and during a period when the connection is established, a charge to the wearable accessory device; wherein the wearable accessory device is worn by a user during the connection. Other aspects are described and claimed.

A device for online gaming includes a memory that stores instructions. A processor coupled to the memory, responsive to executing the instructions, performs operations including receiving a selection of a gaming accessory, receiving a selection of a game, and receiving inputs corresponding to selections of parameters for generating a vibration effect at the gaming accessory. The parameters include a control component of the gaming accessory, a game event associated with the control component, a vibration frequency of the vibration effect associated with the game event, a vibration intensity and duration, and a delay time associated with the event. The processor stores the selected parameters and presents the vibration effect during the game in accordance with occurrence of the game event and in accordance with the selected parameters; the vibration effect is presented after the occurrence of the game event in accordance with the delay time.

Systems and methods for capacitive field tuning for detecting touches on objects are disclosed. For example, an identity of an object placed on a touch-sensitive surface is determined and signal impedance characteristics associated with the object are also determined. The signal impedance characteristics may be utilized to determine tuning settings to apply to capacitive sensors such that the capacitive field of the device extends from the touch-sensitive surface to a touch surface of the object.

An example touch/pen (T/P) sensor device includes a T/P sensor to generate position information based on user interaction with a sensor surface of the T/P sensor, and a color sensor to sense a color hue of a writing tip of a pencil to be used to interact with the sensor surface of the T/P sensor to generate a digital image. The T/P sensor device also includes a processor to record metadata with the digital image to indicate the sensed color hue.

A system that incorporates the subject disclosure may include, for example, a button including a fixed force magnet coupled to a first housing assembly component serving as a top portion of the button, a variable force magnet coupled to a second housing assembly serving as a bottom portion of the button, and a spring coupled to the fixed force magnetic and the variable force magnet for repelling the fixed force magnet from the variable force magnet according to a spring constant of the spring. The variable force magnet emitting a magnetic field to counter the spring constant and thereby adjust a force required to depress the button. Additional embodiments are disclosed.

An operating arrangement for a construction machine comprises an operating device which comprises a touch-sensitive display for inputting operating instructions by an operator, and an operating mask with localization markers. The operating device comprises at least a first alignment feature for aligning the operating mask on the operating device in a pre-defined operating position relative to the operating device. The operating mask is detachably attached to the operating device in the operating position, wherein the operating mask at least partially covers the touch-sensitive display, and wherein the location markers of the operating mask lie over specified areas of the display and facilitate locating the specified areas of the display for inputting instructions.