Abstract: A driving method of a light emitting device, in which when an N-type driving TFT is connected to an anode of a light emitting element or a P-type driving TFT is connected to a cathode thereof, the driving TFT operates in a saturation region and an image can be displayed with a desired gray scale level depending on a video signal. In addition, a light emitting device adopting the driving method is provided. According to the invention, when a potential having image data is supplied to a gate of a driving TFT depending on a video signal, a reverse bias voltage is applied to the driving TFT and a light emitting element which are connected in series with each other. Meanwhile, when a pixel displays an image depending on the video signal, a forward bias voltage is applied to the driving TFT and the light emitting element.

Abstract: A method and system for adjusting luminance in a display device including displaying an image with saturated colors, and adjusting luminance settings of sub-pixels so that a relative luminance ratio between full white color and any fully saturated color is within approximately 25 percent of a reference relative luminance ratio between the full white color and the same fully saturated color in an equivalent display device including red, green and blue sub-pixels.

Abstract: A trajectory-estimation apparatus and method that can estimate the trajectory of a pen-type optical mouse in a pen-up state. The trajectory-estimation apparatus includes a timer module calculating time for which an optical input device moves in a first state of the optical input device that produces a trajectory, and a trajectory-estimation module estimating the trajectory of the optical input device in a period where a distance between the optical input device and a work surface exceeds a threshold value, based on at least one of the calculated time and a moving speed of the optical input device.

Abstract: Described is a method for power sharing of a display wall, in particular of a LED display wall having a plurality of display modules, and a plurality of N power supply units, each for driving a number of display modules, whereby during a failure of a first power supply unit of the plurality of N power supply units, the outputs of other power supply units are linked together such that the module or modules driven by the first and failed power supply continue(s) to operate, by redistribution of power from the other power supply units. Power sharing is also described in the context of a method for controlling the status of a display wall, in particular of a LED display wall, controlled by a central unit. The method includes collecting status and/or diagnostic information of the display wall inputted to the central unit; converting the status and/or diagnostic information to a picture; and displaying the picture on the display wall.

Abstract: In accordance with some embodiments, an electronic device is provided with one or more position sensors, providing it with the ability to detect, and use as part of its user interface, a special orientation of a part of the device.

Abstract: A handwriting data generating system includes: a handwriting device that is used to handwrite information on a display surface on which an image is displayed; and a handwriting data generating device that generates handwriting data for displaying the handwriting of the handwritten information on the display surface, wherein the handwriting device includes a signal transmitting unit that transmits a signal indicating at least one of a position and a condition of the handwriting device, and the handwriting data generating device includes: a handwriting data generating unit that generates the handwriting data; and a handwriting data changing unit that changes the handwriting data so as to display the handwriting on the display surface in a different display format depending on details of the signal.

Abstract: A shift register circuit has a plurality of shift pulse generation circuits, and a scanning voltage generation circuit has a plurality of base circuits. The base circuits are presented with a first shift pulse generated by a shift pulse generation circuit, and a scanning line clock. The base circuits have a first transistor in which the first shift pulse is input to a first electrode, and a first power supply voltage is input to a control electrode; and a second transistor in which a control electrode is connected to a second electrode in the first transistor, a scanning line clock is input to the first electrode, and the second electrode is connected to a scanning voltage output terminal. The base circuits output a selected scanning voltage synchronized with the scanning line clock from the scanning voltage output terminal when the first shift pulse is at a first voltage level.

Abstract: A touch screen panel that that is less susceptible to malfunction by static electricity. The touch screen panel includes: a transparent substrate; sensing cells formed on the transparent substrate, comprising: first sensing cells connected in a first direction; and second sensing cells connected in a second direction intersecting with the first direction; and connecting patterns formed on the transparent substrate, comprising: first connecting patterns connecting the first sensing cells in the first direction, and second connecting patterns connecting the second sensing cells in the second direction; wherein the sensing cells include prominences extending toward adjacent ones of the sensing cells.

Abstract: An input device and a method for providing an input device are provided. The input device assembly includes a base, a sensor support, and a scissor mechanism attached to the base and the sensor support. The scissor mechanism allows for only substantially uniform translation of the sensor support towards the base in response to a force biasing the sensor support substantially towards the base.

Abstract: Based on one or more characteristics of a received translation input, a computing device is switched between two or more states. The translation input may be a touch input, for example a drag operation. The states may relate to locked and unlocked states, idle screens, or other suitable examples.

Abstract: A plurality of positional information transmitters 100, each of which transmits positional information to which a plurality of unit spaces are each uniquely assigned, are disposed on a ceiling. A mobile terminal 10 receives the positional information transmitted from each of the positional information transmitters 100 and changes a terminal-side image in accordance with the received positional information. Furthermore, the mobile terminal 10 transmits to a server 300 current positional information and operation information indicating an instruction inputted by a user. The server 300 changes, in accordance with the current positional information and the operation information received by the mobile terminal 10, a floor image displayed on a plurality of floor displays 200 disposed on a floor. Thus, it becomes possible to provide a highly interesting and novel position detecting system.

Abstract: A projection display apparatus includes a display unit adapted to generate an image, a projection unit adapted to project the image generated by the display unit, a control unit adapted to control the image generated by the display unit, a detection unit adapted to issue an output changed depending on an inclination angle of the projection display apparatus, and a storage unit adapted to store a plurality of horizontal reference values corresponding to installed states of the projection display apparatus. The control unit in the projection display apparatus changes the image generated by the display unit in accordance with an output of the detection unit and the selected horizontal reference value.

Abstract: A method of operating a touch display includes interpreting a touch input on the touch display as a first kind of gesture if a source of the touch input is of a first type and a parameter of the touch input is below a first threshold. The touch input is interpreted as a second kind of gesture if the source is of the first type and the parameter of the touch input is above the first threshold. The touch input is interpreted as the first kind of gesture if the source is of a second type and the parameter of the touch input is below a second threshold, the second threshold being different than the first threshold. The touch input is interpreted as the second kind of gesture if the source is of the second type and the parameter of the touch input is above the second threshold.

Abstract: Described are methods for automatically adjusting a set of display settings. At least one image sample is displayed at a first display according to display settings of the first display. Electromagnetic radiation generated from the first display is collected. The electromagnetic radiation includes first image data related to the at least one image sample at the first display. An image sample is displayed at a second display according to display settings of the second display. Electromagnetic radiation generated from the second display is collected. The electromagnetic radiation includes second image data related to the image sample at the second display. A margin of error is determined between the first image data and the second image data. The display settings of the second display are adjusted to reduce the margin of error.

Abstract: An apparatus for driving a lamp of a liquid crystal display device includes a control signal generator generating a switching control signal, a waveform modulator modulating at least an amplitude of the switching control signal to generate a modulated switching control signal, and an AC waveform generator converting a supply voltage based on the modulated switching control signal to generate an AC waveform for driving the lamp, the AC waveform including at least two different peak-to-peak amplitudes within a time period.

Abstract: The present invention provides a touch panel used in a display device. The touch panel of the present invention is configured to display images and to receive as well as to process instructions inputted by user's touches. A display substrate partially overlaps with an image driving circuit substrate of the touch panel. A touch sensing circuit is disposed on the inner side of the display substrate. A touch sensing processor is disposed on the inner side of a touch sensing circuit and is also electrically coupled to the touch sensing circuit. Consequently, the thickness of the touch panel as well as the overall thickness of the display device is reduced.

Abstract: A three-dimensional virtual-touch human-machine interface system (20) and a method (100) of operating the system (20) are presented. The system (20) incorporates a three-dimensional time-of-flight sensor (22), a three-dimensional autostereoscopic display (24), and a computer (26) coupled to the sensor (22) and the display (24). The sensor (22) detects a user object (40) within a three-dimensional sensor space (28). The display (24) displays an image (42) within a three-dimensional display space (32). The computer (26) maps a position of the user object (40) within an interactive volumetric field (36) mutually within the sensor space (28) and the display space (32), and determines when the positions of the user object (40) and the image (42) are substantially coincident. Upon detection of coincidence, the computer (26) executes a function programmed for the image (42).

Abstract: Described are systems for automatically adjusting a set of display settings. At least one image sample is displayed at a first display according to display settings of the first display. Electromagnetic radiation generated from the first display is collected. The electromagnetic radiation includes first image data related to the at least one image sample at the first display. An image sample is displayed at a second display according to display settings of the second display. Electromagnetic radiation generated from the second display is collected. The electromagnetic radiation includes second image data related to the image sample at the second display. A margin of error is determined between the first image data and the second image data. The display settings of the second display are adjusted to reduce the margin of error.

Abstract: A gate driver and a liquid crystal display using the same are provided. The gate driver includes a scan signal generating unit and a compensation unit. The scan signal generating unit has a plurality of output channels, and is used for sequentially outputting a scan signal through the output channels according to a basic clock and a start pulse. The compensation unit is coupled to the scan signal generating unit, and used for compensating the total resistance of each of the output channels, and sequentially receiving and transmitting the scan signal to a display panel.

Abstract: To increase a reading speed in a display device having a touch-panel function. The display device includes a display panel 101 and a controller substrate 115. The display panel 101 includes a pixel portion 102, source drivers 103, 104, 105, 106, 107, 108, 109, and 110, display gate drivers 111 and 112, and reading gate drivers 113 and 114. The controller substrate 115 includes a controller IC 116. The controller substrate 115 is electrically connected to the display panel 101 through a connecting FPC 117.