A backlight module includes a reflection layer, a light guide plate and a mask layer. The light guide plate is disposed on the reflection layer and includes a light guide body, a first and a second opening structures. The first opening structure including a first closed end, the first closed end has two first branches. The second opening structure includes a second closed end, the first closed end and the second closed end face each other, at least one of the two first branches of the first closed end partially overlaps the second closed end along a first axis, the two first branches are located on two sides of the second closed end along a second axis, and the first axis is perpendicular to the second axis. The light guide plate is disposed between the reflection layer and the mask layer.

Provided is an electronic device, a calibration method, and a non-transitory computer-readable recording medium that increase user-friendliness of a touch sensor. An electronic device includes a physical key sensor which is configured to detect an operation to a pressable physical key, a touch sensor, which is disposed in vicinity of the physical key sensor, and a controller. The controller performs calibration of the touch sensor in accordance with releasing of the physical key.

A computer input method includes obtaining a time interval elapsed between a current single touch and a last single touch both on a designated object upon detecting the current single touch, comparing the time interval with a predetermined reference time, and switching a pointing input of the computer input method between an absolute coordinate mode and relative coordinate mode depending on the time comparison result.

Apparatus, systems, articles of manufacture, and methods are disclosed for physical keyboards with multi-display computing devices. An example keyboard includes a plurality of keys and a translucent backplate having a first side and a second side. The example keyboard also includes a coating between the first side of the backplate and the plurality of keys, the coating to pass light to illuminate the plurality of keys, and the coating to obscure the plurality keys when viewed from the second side of the backplate.

An example processing system for a capacitive input device includes a first interface coupled to at least one first electrode of at least one lighting element and a second interface coupled to at least one second electrode of the at least one lighting element spaced apart from the at least one first electrode. A controller is configured to: forward-bias the at least one lighting element during first time periods to provide illumination; drive the at least one first and the at least one second electrodes with substantially the same voltage during second time periods; and drive the at least one first electrode with a modulated voltage relative to a reference voltage while guarding the at least one second electrode during third time periods to measure capacitance. A determination module is configured to determine presence of at least one input object in a sensing region based on changes in the capacitance.

Some embodiments provide a meta touch interface (MTI) with multiple position indicators with each position indicator operating as a separate pointing tool that can be activated (i) using taps on a touchpad or other touch sensitive surface or (ii) by pressing certain keyboard keys. The MT pointer allows for adjacent UI elements to be selected without having to reposition the MT pointer for each selection or activation. Some embodiments provide a multi-device UI that comprises at least two UIs, wherein the first UI is presented on an essentially horizontal plane that is aligned with operational focus and the second UI that is presented on an essentially vertical plane that is aligned with visual focus of the user. Some embodiments provide a precision pointer that includes an adjustable magnified region to better present underlying on-screen content, thereby allowing the user to more precisely position the pointer.

According to an aspect of present invention provides electronic device having a multi-functional human interface, device comprising, first to fifth multi-functional input buttons, wherein each of multi-functional input buttons includes an electrode unit including a transmitter unit and a receiver unit, transmitter unit has first and second transmitters having driver signal periods different from each other, and receiver unit has first to fourth receivers having at least two scan signal periods different from each other, first receiver of fourth multi-functional input button has a scan signal period same as a scan signal period of fourth receiver of second multi-functional input button, second receiver of fourth multi-functional input button has a scan signal period same as a scan signal period of first receiver of first multi-functional input button, third receiver of fourth multi-functional input button has a scan signal period same as a scan signal period of second receiver of first multi-functional input button, and fourth receiver of fourth multi-functional input button has a scan signal period same as scan signal periods of third receiver of first multi-functional input button and first receiver of fifth multi-functional input button.

An electronic device including a body, a controller, a first touch layer and a second touch layer is provided. The body includes a first operating region and a second operating region. The second operating region is divided into a first touch region, a second touch region and a third touch region located between the first touch region and the second touch region. The controller, the first touch layer and the second touch layer are disposed in the body, and the first touch layer and the second touch layer are electrically coupled to the controller. In a first mode, the controller controls the first touch layer to switch from a detection status to a working status. In a second mode, the controller controls the second touch layer to switch from the detection status to the working status. A control method of an electronic device is also provided.

A keyboard for physically handicapped persons, including a translucent surface, a capacitive layer underneath the translucent surface, enabling detection of touch location and pressure on the translucent surface, a projection system dynamically projecting a plurality of visual layouts of keys of a keyboard on the translucent surface, wherein each visual layout includes ASCII character keys or graphical buttons, and a dynamic keyboard layout generator configured to receive user input in conformance with a currently projected layout of keys from a physically handicapped user, and to generate therefrom a time series of ASCII characters or button selections for input to the computing device, to dynamically adjust pressure sensitivity of the keyboard to avoid spurious user input, and to dynamically adjust key sizes and positions in a current virtual layout of keys, to reduce the amount of hand motion required by the user and the amount of discomfort experienced by the user.

Aspects of the subject disclosure may include, for example, a method, comprising: receiving, by a media processor including a processor, spherical audiovisual media content from a content delivery network; rendering, by the media processor, video for a point of view in the spherical audiovisual media content at a display device coupled to the media processor; receiving, from a remote control device coupled to the media processor, a control signal panning the point of view, resulting in a new field of view; and generating, by the media processor, audio signals from the spherical audiovisual media content corresponding to the new field of view, wherein the audio signals are adapted to audio reproduction equipment coupled to the media processor. Other embodiments are disclosed.