Abstract: There are provided a display panel with a touch detection function and a method of driving the same, a drive circuit, as well as an electronic unit, which make it possible to reduce an influence of a disturbance noise. The display panel includes: a signal generation section selecting one pulse period from a plurality of pulse periods prepared beforehand, and generating a synchronization signal including a series of pulses appearing at the selected pulse period; a display section performing display based on the synchronization signal; and a touch detection section performing touch detection operation based on the synchronization signal.

Abstract: An exposure mechanism of an optical touch system, which includes a plurality of image sensors and a plurality of active light sources each irradiating corresponding to the associated image sensor, includes: capturing image frames using the image sensors with a sampling cycle to allow each of the image sensors to capture a bright image, wherein the sampling cycle includes a plurality of working modes and in each of the working modes at least one of the image sensors captures the bright image in a sampling interval; simultaneously capturing a dark image using all the image sensors in a denoising sampling interval; and calculating a differential image between the bright image and the dark image captured by each image sensor.

Abstract: The present invention relates to a thin film sensor, capacitive touch panel having the sensor and preparation method thereof and terminal product. The thin film sensor of the present invention has only one optically conductive substrate. Specifically, only one optically transparent substrate is used, a sensing electrode layer and a driving electrode layer are coated on the upper and lower surfaces of the substrate, respectively, which helps to reduce the thickness of the thin film sensor on one hand, thus contributes to the development of light and thin of a touch panel and touch electronics; on the other hand, the material selection and the preparation process are simple, the selection of two substrates is not necessary to prepare two optically conductive thin film.

Abstract: A method for tracking a user's gaze point using a mobile terminal is provided. The method includes detecting the user's eye area from a camera that is mounted in the mobile terminal and selecting reference points of the eye area, detecting a pupil corresponding to an interest area that is obtained from the reference points, generating a first virtual grid of the eye area using a pickup image of a gaze point of the pupil corresponding to each corner of the display and generating a second virtual grid having the same division areas as those of the first virtual grid in the display, and mapping a position of the pupil within the second virtual grid area corresponding to a position of the pupil within the first virtual grid.

Abstract: An apparatus that may include a processor configured to receive a multiple touch input comprising a first touch input relating to a first text position within a first word and a second touch input relating to a second text position, determine a first text selection point positioned outside of a word based at least in part on the first text position, determine a second text selection point positioned outside of a word based at least in part on the second text position, and select text information between the first text selection point and the second text selection point is disclosed. A corresponding method, computer readable medium, and computer program product are also disclosed.

Abstract: Disclosed is a light source control apparatus which controls a plurality of light sources; wherein a luminance can be independently controlled for each of the plurality of light sources by changing a ratio between a turned-on period and a turned-off period; the light source control apparatus comprising a determining unit configured to determine the respective luminances of the plurality of light sources and to determine, as a light source driving condition, a length of the turned-on period of each of the plurality of light sources and a turn-on reference timing as a start timing of the turned-on period; a correcting unit configured to perform correction for the light source driving condition to lower the luminance(s) of at least one of the plurality of light sources so that an electric power consumption is not more than a threshold value at all of the turn-on reference timings.

Abstract: Systems, devices and methods are described including using a Human Interface Device (HID) source device to configure a HID sink device to provide interface data such as multi-touch data. The HID source device may enable a data module in the HID sink device to generate the interface data. After receiving the interface data the HID source device may generate output data and provide the output data to the HID sink device.

Abstract: A photoelectric sensor, comprising: a first thin film transistor (T1) for converting a photo signal into an electrical signal; a second thin film transistor (T2) for performing an integration operation on the electrical signal; a third thin film transistor (T3) for reading the electrical signal; and a first capacitor (C1) for storing an energy of the electrical signal, wherein a drain electrode of the first thin film transistor (T1) is connected to one end of the first capacitor (C1) and a source electrode of the third thin film transistor (T3); a source electrode of the first thin film transistor (T1) is connected to a drain electrode of the second thin film transistor (T2); a gate electrode of the first thin film transistor (T1) is supplied with a bias signal; wherein a gate electrode of the second thin film transistor (T2) is supplied with an integration signal; a source electrode of the second thin film transistor (T2) is connected to a high level end of a power source; the other end of the first capacito

Abstract: A calibrating method applied to an out-cell optical touch device relative to a display panel is disclosed. The calibrating method is suitable for the out-cell optical touch device that includes at least one signal sensor and at least two position sensors. The position sensors are respectively disposed on two adjacent sides of a frame of the out-cell optical touch device. The calibrating method includes acquiring a first value according to dimensions of the display panel, detecting a distance between the frame and sides of the display panel to acquire a second value, utilizing the first value and the second value to obtain an offset, and transforming touch coordinates detected by the signal sensor into screen coordinates applied for the display panel according to the offset.

Abstract: A user interface for a touch-screen display of a dedicated handheld electronic book reader device is described. The user interface detects human gestures manifest as pressure being applied by a finger or stylus to regions on the touch-screen display. In one implementation, the touch-screen user interface enables a user to turn one or more pages in response to applying a force or pressure to the touch-screen display. In another implementation, the touch-screen user interface is configured to bookmark a page temporarily by applying a pressure to the display, then allowing a user to turn pages to a new page, but reverting back to a previously-displayed page when the pressure is removed. In another implementation, the touch-screen user interface identifies and filters electronic books based on book size and/or a time available to read a book. In another implementation, the touch-screen user interface converts text to speech in response to a user touching the touch-screen display.

Abstract: An apparatus for providing tactile feedback is provided. The apparatus includes a touch-sensitive screen that detects a touch input and a set of electrodes. The apparatus also includes a haptic voltage signal generator that applies a haptic signal to the set of electrodes and modifies the haptic signal based on a displacement current from the touch input to the set of electrodes. The apparatus also includes a haptic feedback controller that determines the displacement current, where the displacement current is an effect of an amplitude of the haptic signal.

Abstract: There is provided a concurrent driving capacitive touch sensing device including a drive end, a capacitive sensing matrix and a detection end. The capacitive sensing matrix includes a plurality of drive electrodes and sense electrodes crossing to each other. The drive end is configured to concurrently input cycle data of encoded and modulated drive signals into the drive electrodes. The detection end is coupled to one of the sense electrodes and configured to acquire a predetermined number of sampled values corresponding to the cycle data associated with the coupled sense electrode and generate a response signal to the drive end according to the sampled values, wherein the drive end resends the cycle data according to the response signal.

Abstract: Techniques for providing input data type profiles are described. In at least some embodiments, input data type profiles can be implemented to enable applications to receive different types and/or combinations of input data. For example, input data type profiles can specify different types of input data generated based on input to a tactile input device, such as raw touch data, processed touch data, and pen input data. In at least some embodiments, techniques can be implemented to enable an application to receive multiple types of input data (e.g., combinations of touch data and/or pen input data) in parallel.

Abstract: Embodiments relate to systems and methods for touch-based two-stage text input. An electronic device (102), such as a wearable wireless device, can be configured with a two-stage input interface (116) on a display (104). A first stage can include a seek area (120), which displays a subset of letters or other symbols to represent the full range of symbolic elements that are available, in a compressed form. The user can identify an intended target range (128) by touching an area at or around the letter or other symbol of interest. That input triggers the display of a second stage of the interface in a separate selection area (122), in which all letters or other symbols in the target range are expanded and displayed. The user can then touch and lift off the letter or other symbol they wish to choose, for example, to insert in a message or application.

Abstract: There is provided a portable optical touch system including a first image sensing module, a second image sensing module, a connecting device, a communication interface and a processing circuit. The two image sensing modules have partially overlapped field of views and the partially overlapped field of views is for defining a touch region. The connecting device is configured to adjust or fix a distance between the first and second image sensing modules. When an object is in the touch region, the processing circuit calculates a position of the object according to images of the object acquired by the two image sensing modules and outputs information of the position of the object through the communication interface.

Abstract: A touchless input device has image sensors on the side of a surface to capture the positions and movement of fingers or any visible objects working near or on the surface. Embodiments include touchless data entry keyboards, touchless pointing devices, and touchless screens. It provides better performance, finer resolution, and more clearly defined action space than infrared beam based touchless input devices. In particular, one embodiment merges the space for data entry and the space for cursor movement into one and reduces the number of devices and working space needed by users.

Abstract: A method of controlling a head mounted display (HMD) device according to one embodiment of the present specification includes the steps of detecting whether the head mounted display device is in a wearing mode or a non-wearing mode, if the head mounted display device is in the wearing mode, displaying the digital information with a first user interface format, and if the head mounted display device is in the non-wearing mode, displaying the digital information with a second user interface format, wherein the digital information displayed with the second user interface format corresponds to the digital information displayed in a manner of expanding the digital information displayed with the first user interface format.

Abstract: An input device comprising a display device having an integrated capacitive sensing device. The input device includes a plurality of sensor electrodes a plurality of display electrodes, a modulated power supply configured to provide a modulated reference signal, and a processing system. The processing system includes a sensor module configured to drive a plurality of sensor electrodes with a modulated capacitive sensing signal that is based on the modulated reference signal for capacitive sensing during a first time period. The processing system also includes a display driver module configured to drive a plurality of display electrodes of a display device with modulated signals based on the modulated reference signal during the first time period. The modulated signals cause voltage between the plurality of display electrodes and the plurality of sensor electrodes to remain substantially constant.

Abstract: According to one embodiment, an electronic apparatus includes a display processor and a controller. The display processor is configured to display an object on a touch screen display. The object includes a first line segment and a second line segment which is not parallel to the first line segment. The controller is configured to acquire first positional data from a first trace of the first line segment on the touch screen and second positional data from a second trace of the second line segment on the touch screen. The controller is further configured to set a correction value for correcting a deviation between a display position of traces and a detection position of a touch input on the touch screen display, by using the first and second positional data.

Abstract: A curved touch display apparatus for providing tactile feedback is provided. The curved touch display comprises a curved screen, in which an image is displayed; and a projector including an infrared irradiator for irradiating infrared rays to the curved screen. An infrared camera photographs an infrared image reflected from the curved screen. An ultrasonic wave array module includes a plurality of ultrasonic wave generators which generate airborne ultrasonic waves. A controller determines a touched point on the curved screen based on the infrared image, and controls an operation of the ultrasonic wave array module to generate airborne ultrasonic waves directed to the touched point.