Abstract: A touch control system includes a touch sensing panel, a display device, a switch element and a controller. When the switch element is in a first state, the controller generates position information corresponding to a touch point when the touch sensing panel is touched, and provides the touch position information to a user. Once the switch element is switched from the first state to a second state, the controller performs a target procedure corresponding to a last touch point on the touch sensing panel. The controller does not perform the target procedure when the switch element is in the first state.

Abstract: A method for controlling a portable device and which includes detecting one of a first unlock command for switching a state of a first display unit to an active state and maintaining a state of a second display unit in a locked state or a second unlock command for switching the state of the first display unit to the active state and switching the state of the second display unit to a ready-to-activate state; switching the states of the first and second display units to the active state and the ready-to-activate state, respectively, when the second unlock command is detected; detecting an unlock trigger; and switching the second display unit to the active state according to the detected unlock trigger.

Abstract: Display unit (110) displays a plurality of input areas for entering information. Input unit (120) enters information based on one of the input areas which includes a position that is touched or approached. Area editor (130) edits a layout of the input areas based on an input applied to input unit (120). Area controller (140) controls the input areas displayed by display unit (110) based on the edited layout from area editor (130).

Abstract: A capacitive touch panel includes a first substrate and a second substrate arranged relative to the first substrate. A plurality of drive electrodes are arranged on the first substrate, wherein each drive electrode comprises a first drive electrode section and a second drive electrode section. In addition, a plurality of sense electrodes are arranged on the second substrate, the plurality of sense electrodes including touch sensing electrodes and force sensing electrodes. At least part of a sense electrode of the plurality of sense electrodes forms a force sensitive coupling capacitance with a second drive electrode section and not with a first drive electrode section.

Abstract: A capacitive type touch sensing device includes a first electrode array including a plurality of drive electrodes and a plurality of sense electrodes, and a second electrode array spaced apart from the first electrode array and including a plurality of discrete, electrically floating conductive regions. At least part of the second electrode array positionally overlaps with at least part of the first electrode array to define a separation distance therebetween, the separation distance varying with a force applied to a surface of the touch sensing device. Further, each conductive region is positioned relative to a respective drive electrode and sense electrode of the first electrode array so that a capacitance between certain pairs of drive and sense electrodes is more sensitive to a variation in the separation distance than a capacitance between other pairs of drive and sense electrodes.

Abstract: A display screen has pixels, gate lines, data lines, and a number of common electrode lines. Each of the common electrode lines is coupled to a respective group of the pixels. Switch circuits are coupled to the common electrode lines. A control circuit controls the switch circuits so as to equalize the voltages of the common electrode lines to a known voltage when the display screen is turned off. Other embodiments are also described and claimed.

Abstract: Systems and methods for monitoring internal resistance of a display. The method may include supplying the display via a capacitor with a first voltage configured to enable the display to receive one or more touch inputs. After supplying the display with the first voltage, the method may include discharging the capacitor to a second voltage configured to enable the display to display image data. The method may then monitor a discharge waveform that corresponds to when the capacitor discharges from the first voltage to the second voltage. Based at least in part on the discharge waveform, the method may determine a chip on glass resistance value and a flex on glass resistance value that correspond to an internal resistance of the display.

Abstract: Embodiments of the invention generally provide a method and apparatus that is configured to reduce the effects of interference that is undesirably provided to a transmitter signal that is delivered from a transmitter signal generating device to a sensor processor to determine if an input object is disposed within a touch sensing region of a touch sensing device. In one embodiment, the sensor processor includes a receiver channel that has circuitry that is configured to separately receive a transmitter signal delivered from a display processor and a sensor processor reference signal that is based on a display processor reference signal to reliably sense the presence of an object. Embodiments of the invention described herein thus provide an improved apparatus and method for reliably sensing the presence of an object by a touch sensing device.

Abstract: The embodiments described herein provide devices and methods that facilitate improved input device performance. Specifically, the devices and methods provide improved resistance to the effect of interference on input devices, and in particular, to the effect of unison noise on proximity sensors that use capacitive techniques to generate images of sensor values. The devices and methods provide improved resistance to the effects of interface by using images of sensor values and one or more profiles of sensor values. An image of sensor values is combined with one or more profiles of sensor values to produce a modified image of sensor values, the modified image having reduced errors due to noise. This reduction in errors due to noise can improve the accuracy and performance of the input device.

Abstract: Electronic devices that include reflective displays for rendering content, touch sensors layered atop the reflective displays for detecting touch inputs, front lights layered atop the touch sensors for lighting the reflective displays and antiglare components for reducing glare caused by ambient light. This disclosure also describes techniques for assembling electronic devices including these component stacks.

Abstract: Systems and methods for monitoring internal resistance of a display may include supplying the display via a capacitor with a first voltage and a second voltage configured to enable the display to receive touch inputs and display image data, respectively. The method may discharge the capacitor at least three times via a first resistor, a second resistor, and the first resistor and second resistor coupled in parallel with each other. The method may monitor three discharge waveforms that corresponds to when the capacitor discharges from the first voltage to the second voltage via the first resistor, the second resistor, and the first resistor and second resistor coupled in parallel with each other. Based at least in part on the discharge waveforms, the method may determine a chip on glass resistance value and a flex on glass resistance value that correspond to an internal resistance of the display.

Abstract: Touch screen display devices are disclosed. The touch screen display device may include a first substrate, a first sensor line extending in a first direction on the first substrate, an optical switching layer on the first sensor line, a second substrate on the optical switching layer, a second sensor line extending in a second direction crossing the first direction on the second substrate, an interlayer insulating layer on the second sensor line, and a third sensor line extending in the first direction on the interlayer insulating layer. At least one of the second and third sensor lines may sense a variation of a current or a capacitance from the first sensor line when a distance between the first sensor line and the second substrate is changed.

Abstract: A capacitive touch pen includes a shaft, and a tip formed of a multilateral elastic conductor and located at the bottom side of the shaft for touching a touch screen to induce a signal. Preferably, the tip has the maximum width in the range of 2.5 mm˜4 mm.

Abstract: A display apparatus includes a display panel that displays an image during a display period and detects a touch event during a non-display period. The display panel includes a plurality of common electrodes and a plurality of data lines capacitively coupled to the common electrodes during the non-display period. Coordinate information of a position at which the touch event occurs is calculated on the basis of a capacitance variation of the common electrodes and the data lines.

Abstract: A capacitive in-cell touch screen panel and a display apparatus are disclosed in present disclosure. At least one touch control inducting electrode is disposed on the color film substrate and at least one touch control driving electrode is disposed on the TFT array substrate. Each of the touch control driving electrodes overlaps with multiple sets of gate lines in the TFT array substrate, respectively, and each of the touch control driving electrodes comprises touch control driving sub-electrodes disposed along the row direction and a driving control unit is disposed at the connection of each of the touch control driving sub-electrodes and each set of gate lines.

Abstract: A system and method for increasing a scanning rate, reducing the effects of noise and reducing power consumption when using a touch sensor having an electrode grid formed by co-planar but orthogonal XY electrodes, wherein the touch sensor may be used to determine the position of an object on a surface of the touch sensor in a single measurement cycle by using a single drive line that defines a touch sensor area and the XY electrodes as sense electrodes of the touch sensor.

Abstract: Systems and methods for providing an enhanced image based on determining a proximal object is in proximity of a control panel. The enhanced image may be displayed on a heads up display of a vehicle.

Abstract: A method for calibration of a capacitive touch screen and a capacitive touch apparatus are disclosed. The calibration method includes obtaining a temporary reference capacitance value of a touch detection point of the capacitive touch screen when the capacitive touch screen powers up. A first difference between a backup reference capacitance value of the touch detection point and the temporary reference capacitance value of the touch detection point is obtained and a reference capacitance value of the touch detection point is determined according to the first difference and a first preset threshold.

Abstract: Provided is a touch screen device which includes an Electromagnetic Resonance (EMR) sensing panel for sensing, an input from an electronic pen, a display panel that is installed on a top layer portion of the EMR sensing panel, configured to receive a control signal or graphic signal from outside, and displays a corresponding image, a bracket that is formed in the form of a plate beneath the EMR sensing panel and the display panel and has an extension portion that extends from the corresponding portions of the EMR sensing panel and the display panel, and a frequency compensating plate that is formed of a soft magnet installed on the extension portion.

Abstract: The invention provides a touch sensing method. The touch sensing method comprises the following steps: obtaining a first 1-D sensing information, wherein the first 1-D sensing information comprises a plurality of first values; obtaining a second 1-D sensing information, wherein the second 1-D sensing information comprises a plurality of second values, wherein the positions of the first values respectively correspond to the positions of the second values, and the first 1-D sensing information is generated when no external conductive object approaches or touches; determining a plurality of first variations based on the differences between the first values and the corresponding second values; determining an average variation based on all or part of the first variations; and determining a plurality of second variations based on the differences between the first variations and the average variation.

Abstract: The invention provides a touch sensing method. The touch sensing method comprises the following steps: searching each line piece of a line piece group in a 1-D sensing information which comprising a plurality of values, and each line piece comprises part of the values; keeping a first line piece in the line piece group if at least one value of the first line piece of all line pieces is higher than a preset range; and excluding a second line piece from the line piece group if at least one value of the second line piece of all line pieces is lower than the preset range.

Abstract: The invention provides a method and a device for image segmentation. After obtaining an image constructed of a plurality of 1D sensing information, each line piece in each 1D sensing information, which corresponds to touch or proximity of one or more external conductive objects, is determined. Next, the line pieces corresponding to touch or proximity of different external conductive objects are segmented based on overlapping relationships between the adjacent line pieces.

Abstract: A processing device performs a first scan of a first plurality of electrodes along a first axis in a capacitive sense array to generate a first plurality of capacitance values corresponding to a mutual capacitance at electrode intersections of the capacitive sense array. The processing device performs a second scan of a second plurality of electrodes along a second axis in the capacitive sense array to generate a second plurality of capacitance values corresponding to the mutual capacitance at the electrode intersections of the capacitive sense array. The processing device determines a first coordinate of a conductive object proximate to the capacitive sense array based on the a first subset of first plurality of signals and a second coordinate of the conductive object based on a second subset of the second plurality of signals.

Abstract: A processing device performs a first scan of a first plurality of electrodes along a first axis in a capacitive sense array to generate a first plurality of capacitance values corresponding to a mutual capacitance at electrode intersections of the capacitive sense array. The processing device performs a second scan of a second plurality of electrodes along a second axis in the capacitive sense array to generate a second plurality of capacitance values corresponding to the mutual capacitance at the electrode intersections of the capacitive sense array. The processing device determines a first coordinate of a conductive object proximate to the capacitive sense array based on the a first subset of first plurality of signals and a second coordinate of the conductive object based on a second subset of the second plurality of signals.

Abstract: A method for actuating a tactile interface layer for a device that defines a surface with a deformable region, comprising the steps of detecting a gesture of the user along the surface of the tactile interface layer that includes a movement of a finger of the user from a first location on the surface to a second location on the surface; interpreting the gesture as a command for the deformable region; and manipulating the deformable region of the surface based on the command.

Abstract: A touch panel having a transparent capacitive sensing medium configured to detect multiple touches or near touches that occur at the same time and at distinct locations in the plane of the touch panel and to produce distinct signals representative of the location of the touches on the plane of the touch panel for each of the multiple touches is disclosed.

Abstract: An input device includes a capacitance type touch panel sensor configured to detect positional coordinates of multiple pressing points that are simultaneously pressed on an operation face, load detection sensors configured to detect barycentric coordinates of and a barycentric load on the pressing points, and a controller configured to calculate loads on the pressing points on the basis of the positional coordinates of, the barycentric coordinates of, and the barycentric load on the pressing points.

Abstract: A detector for providing position detection of objects over a sensor with a first and second set of conductor lines forming a grid with a plurality of junctions there between at which the conductor lines do not contact, includes a signal generator providing a signal to at least one conductor line of the first set of conductor lines, and circuitry detecting output arising from one or both of an electromagnetic stylus and one or more fingers when present. The output arising from each of the one or more fingers is detected from at least one conductor line of the second set of conductor lines in response to the signal provided to the at least one conductor line of the first set of conductor lines. The circuitry detects positions of one or both the electromagnetic stylus and each of the one or more fingers when present responsive to the output detected.

Abstract: A sensor unit 11 generates a sensor signal according to proximity and contact of a manipulation object. A proximity detecting unit 12 performs proximity detection of the manipulation object, on the basis of the sensor signal. When a plurality of manipulation objects are detected by the proximity detection, a determining unit 13 sets a priority order to the detected manipulation objects and adopts a proximity detection result on the basis of the set priority order. For this reason, even though the plurality of manipulation objects are detected, the proximity detection result having the high priority order is adopted, so that erroneous detection can be prevented and an input manipulation can be correctly performed.

Abstract: The present invention is directed to a touch panel. The touch panel includes an optical layer disposed on a bottom surface of at least one peripheral edge of a transparent substrate. A light shielding layer is disposed on at least a portion of a bottom surface of the optical layer. A touch sensing layer is disposed below the transparent substrate and the light shielding layer.

Abstract: A display apparatus includes a display panel, a first camera and a second camera disposed adjacent to the display panel; and a distance determining part determining a position of a body portion of a viewer and a distance of the body portion of the viewer from the display panel based on a first image of the first camera and a second image of the second camera.

Abstract: An optical touch control apparatus, which comprises: a light source; a light guiding board, for emitting the light, including at least one reflecting region for generating reflected light for adjusting; a detecting surface, for generating an object image when a distance between a object and the detecting surface is lower than a predetermined distance; an image sensor, for computing a brightness for adjusting that the light source generates to the light guiding board according to the reflected light for adjusting, and for catching a plurality of frames of the object image; and a control unit, for adjusting the light source according to the brightness for adjusting, or for adjusting the image sensor according to the brightness for adjusting, such that the image sensor can sense a plurality of adjusted frames; wherein the control unit computes a location of the object on the detecting surface according to the adjusted frames.

Abstract: A text recognition apparatus and method of the portable terminal is provided for recognizing text image selected by a pen on a screen image as text. The text recognition method of the present invention includes displaying an image; configuring a recognition area on the image in response to a gesture made with a pen; recognizing text in the recognition area; displaying the recognized text and action items corresponding to the text; and executing, when one of the action items is selected, an action corresponding to the selected action item.

Abstract: Angle information indicating the direction in which one sensor unit of at least two sensor units is positioned is detected by directly receiving light from a light projecting unit of the other sensor unit at the light receiving unit of the one sensor unit. The coordinate values of the designated position are calculated based on the detected angle information.

Abstract: Dot mark decoding circuitry sets an initial value of a relative position of each of dot marks with respect to a corresponding lattice point; and then sequentially executes, in repetition, a calculation process of calculating a projective transformation matrix based on a position of each dot mark in a pixel coordinate system and a position obtained by adding the relative position to the position of a corresponding lattice point; a transformation process of transforming the position of each dot mark from the position in the pixel coordinate system to a position in a L coordinate system using the projective transformation matrix; a generation process of generating the relative position information based on the post-transformation position of each dot mark and the position of the corresponding lattice point; and an update process of updating the relative position in accordance with the relative position information.

Abstract: An apparatus for measuring coordinates of input from an input means and a control method thereof are provided. The control method includes displaying a user input interface and receiving a user input from the input means, detecting an increase in a distance between the input means and the apparatus for measuring the coordinates, determining whether a hover event is completed, based on the distance between the input means and the apparatus for measuring the coordinates, and displaying a result of recognizing the user input as text when the hover event is completed.

Abstract: A stylus has a first end and a flexibly-resilient tip disposed at that first end. By one approach this tip is seamlessly connected to the stylus and thereby affords a fully-sealed connection that prevents contaminants from entering the stylus via the tip. The stylus can further include a pressure-sensitive sensor disposed therein that is configured to sense compression of the flexibly-resilient tip. If desired, the stylus can also include a wireless transmitter that operably couples to the pressure-sensitive sensor and that is configured to transmit information in response to sensed tip compression.

Abstract: A capacitive pressure sensing element includes a main body, a power supply with a positive electrode and a negative electrode connected to a first electrode and a second electrode mounted on the main body, a first sheet metal electrically connected to the first electrode, a second sheet metal, and a spring element connected between the second electrode and the second sheet metal. When the spring element is uncompressed, the second sheet metal is misaligned relative to the first sheet metal. When the spring element is compressed, the second sheet metal is move towards the first end to a position with a reduced misalignment degree relative to the first sheet metal, thereby the portion of the first sheet metal squarely opposing the second sheet metal is increased to generate an inductive capacitance between the first sheet metal and the second sheet metal. A related stylus is also provided.

Abstract: A system for measurement of a signal generated through interaction between a device and an electrically active surface member wherein a flexible conductive tip element supported by the device's body, when in contact with or proximity of the electrically active surface member, gives rise to a signal which is variable as a function of the contact area between the tip element and the surface member or of the proximity of the tip element to the surface member, and wherein there is circuitry to afford a grounding path for the flexible conductive tip element and to measure the signal; and further a method for measuring a signal resulting from such interaction.

Abstract: A touch pen is configured for use with a mobile terminal. The touch pen includes a pen point having one end pointedly formed or tapered, and a pen grip extended along a longitudinal axis from one end of the pen point. At least a portion of the pen grip has an asymmetrically shaped outer edge circumference defined with reference to a cross sectional area along the longitudinal axis.

Abstract: In one embodiment, a stylus receives a signal, the stylus being able to wirelessly transmit signals to and receive signals from a device, and the stylus having a plurality of electrodes disposed in a tip of the stylus. The stylus compares a first value of the signal to a first threshold and determines whether to start a timing period based at least in part on this comparison. If the timing period is started, the stylus compares a second value of the signal to a second threshold and determines whether to stop the timing period based at least in part on this second comparison. If the timing period is stopped, the stylus determines whether the duration of the timing period is within a pre-determined range of timing period values. If so, the stylus processes the signal.

Abstract: Discharge for detecting the position coordinates of an electronic pen is caused stably, and the position coordinates are detected accurately. For this purpose, in a driving method of an image display device, an image display subfield, a y-coordinate detection subfield, and an x-coordinate detection subfield are included in one field. In the x-coordinate detection subfield, an x-coordinate detection waiting period is set in which a voltage higher than an x-coordinate detection voltage is applied to the scan electrodes and a voltage lower than the voltage of x-coordinate detection pulses is applied to the data electrodes. After the x-coordinate detection waiting period, the x-coordinate detection voltage is applied to the scan electrodes, and the x-coordinate detection pulses are sequentially applied to the data electrodes.

Abstract: Discharge for detecting the position coordinates of an electronic pen is caused stably, and the position coordinates are detected accurately. For this purpose, in a driving method of an image display device, an image display subfield group constituted of image display subfields, a timing detection subfield, a y-coordinate detection subfield, and an x-coordinate detection subfield are set in one field. In the timing detection subfield, a plurality of timing detection pulses for causing timing detection discharge in discharge cells is applied to scan electrodes and sustain electrodes alternately.

Abstract: Discharge for detecting the position coordinates of an electronic pen is caused stably, and the position coordinates are detected accurately. For this purpose, in a driving method of an image display device, an image display subfield group constituted of image display subfields, a y-coordinate detection subfield, and an x-coordinate detection subfield are set in one field. An initializing period, in which an up-ramp voltage and a down-ramp voltage are applied to the scan electrodes, is set in the x-coordinate detection subfield, and the x-coordinate detection subfield is disposed immediately after the y-coordinate detection subfield.

Abstract: Disclosed are methods, an apparatus and a system of synchronous media display through automatic profiles across multiple display units. A method of a display driver involves automatically identifying a hardware profile data associated with a plurality of display units, applying a logic function to the hardware profile data to create a set of synchronization display settings when a match of the hardware profile data with a set of synchronization display settings in a hardware profile lookup table is not found, and automatically applying the set of synchronization display settings to simultaneously display a sequence of graphics signals across the plurality of display units. The method may also include automatically designating one display unit from the plurality of display units as a master display unit and setting a synchronization timing based on an automatic designation of the one display unit from the plurality of display units as the master display unit.

Abstract: Disclosed are methods, an apparatus and a system of automatic topology configuration through automatic profiles across multiple display units. A method of a display driver involves automatically identifying a hardware profile data associated with a plurality of display units, applying a logic function to the hardware profile data to create a set of automatic topology display settings when a match of the hardware profile data with a set of settings in a hardware profile lookup table is not found, and automatically applying the set of automatic topology display settings to simultaneously display a sequence of graphics signals across the plurality of display units. The method may also include automatically designating one display unit from the plurality of display units as a sample display unit and setting a scaling factor based on an automatic designation of the one display unit from the plurality of display units as the sample display unit.

Abstract: A terminal includes a sensor to sense bending of a flexible display and a controller to control display of information on the display. The controller divides a first screen on the display into at least first and second regions when bending of the display is detected and displays at least a portion of a second screen in a space located between the first and second regions.

Abstract: Embodiments of the present invention provide a pixel structure and a control method thereof and a display panel. The pixel structure comprises a plurality of sub-pixels, and a plurality of gate lines and a plurality of data lines that are crossed with each other, wherein the gate lines comprise a plurality of first gate lines and a plurality of second gate lines, each sub-pixel comprises a first part and a second part, and each sub-pixel comprises a first thin film transistor and a second thin film transistor, the first part is connected to a corresponding data line through the first thin film transistor, a gate of the first film transistor is connected to a corresponding first gate line, the first part and the second part of each sub-pixel are connected with each other through the second thin film transistor, and a gate of the second film transistor is connected to a corresponding second gate line.

Abstract: A display device includes first pixels emitting light in a first field and second pixels emitting light in a second field. The first field includes a first compensation period during which threshold voltages of driving transistors of the first pixels are concurrently compensated, a first scan period during which scan signals corresponding to the first pixels are sequentially transmitted and corresponding data signals are programmed, and first light emission periods during which the first pixels concurrently emit light according to the data signals. The second field includes a second compensation period during which threshold voltages of driving transistors of the second pixels are concurrently compensated, a second scan period during which scan signals corresponding to the second pixels are sequentially transmitted and corresponding data signals are programmed, and second light emission periods during which the second pixels concurrently emit light according to the data signals.

Abstract: The invention provides a bidirectional scanning driving circuit, which comprises N stages of driving modules. Driving module comprises an output unit, a forward input unit, and a reverse input unit. For the n-th stage driving module, the forward input unit receives a first input voltage and a front forward scan signal of any of the driving modules lower than or equal to (n?2)th stage for charging or discharging a control node of the output unit. The reverse input unit receives a second input voltage and a back reverse scan signal of any of the driving modules higher than or equal to (n+2)th stage for charging or discharging the control node of the output unit. When the forward input unit is charging the output unit, the output unit outputs a forward scan signal; when the reverse input unit is charging the output unit, the output unit outputs a reverse scan signal.