Patent application number | Description | Published |
20100013813 | DISPLAY DEVICE - Provided is a display device that has a photodetection element within a pixel and can calibrate automatically a photo sensor signal during an operation of the display device. A sensor row driver ( | 01-21-2010 |
20100045904 | LIQUID CRYSTAL DISPLAY - A liquid crystal display is provided that can achieve an improvement in sensitivity of a photodiode disposed within a display region of an active matrix substrate. To this end, a liquid crystal display is used that includes: an active matrix substrate | 02-25-2010 |
20100110053 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device having an image input function capable of suppressing the degradation of image quality of a display image and a captured image caused by a parasitic capacitance is provided. The liquid crystal display device, which includes an active matrix substrate ( | 05-06-2010 |
20100118237 | LIQUID CRYSTAL DISPLAY - The present invention provides a liquid crystal display device capable of preventing the occurrence of dark currents in photodiodes. Thus, the liquid crystal display device includes a liquid crystal display panel | 05-13-2010 |
20100128010 | LIQUID CRYSTAL DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - A liquid crystal display device ( | 05-27-2010 |
20100134452 | DISPLAY DEVICE - Provided is a display device that has a photodetection element within a pixel and can calibrate automatically a photo sensor signal during an operation of the display device. A sensor row driver ( | 06-03-2010 |
20100134457 | DISPLAY DEVICE - The present invention provides a display device with an image capture function including optical sensors in its pixels, in particular, a display device which allows a reduction in the size of a substrate and in power consumption by reducing the area of a peripheral region not contributory to displaying. The display device includes: an active matrix substrate ( | 06-03-2010 |
20100140631 | DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - Provided are a display device in which variation in output characteristics of the photodiode is suppressed, and a method for manufacturing the display device. The display device is provided with the active matrix substrate ( | 06-10-2010 |
20100171128 | PHOTODETECTOR AND DISPLAY DEVICE PROVIDED WITH THE SAME - Provided are a photodetector capable of suppressing variations in the output characteristics among photodiodes, and a display device provided with the photodetector. A display device in use has an active matrix substrate ( | 07-08-2010 |
20100193804 | PHOTODETECTOR AND DISPLAY DEVICE PROVIDED WITH THE SAME - Provided are a photodetector capable of suppressing variations in the output characteristics among photodiodes, and a display device provided with the photodetector. A display device in use has an active matrix substrate ( | 08-05-2010 |
20100302223 | IMAGE DISPLAY DEVICE - An image display device includes an image display panel ( | 12-02-2010 |
20100308212 | DIODE, PHOTODETECTOR CIRCUIT INCLUDING SAME, AND DISPLAY DEVICE - Each of even-numbered photodiodes | 12-09-2010 |
20100321356 | THIN-FILM TRANSISTOR, PHOTODETECTOR CIRCUIT INCLUDING THE SAME, AND DISPLAY DEVICE - A thin-film transistor ( | 12-23-2010 |
20110080390 | DISPLAY DEVICE - Provided is a display device with a photosensor having little variation between sensors. The display device includes a photosensor in a pixel region of an active matrix substrate. The photosensor includes a photodetection element (M | 04-07-2011 |
20110080391 | DISPLAY DEVICE - A display device includes a photosensor in a pixel region ( | 04-07-2011 |
20110096049 | DISPLAY DEVICE - A display device includes a photosensor in a pixel region of an active matrix substrate. The photosensor includes a photodiode (D | 04-28-2011 |
20110102393 | DISPLAY DEVICE - A display device includes a photosensor in a pixel region of an active matrix substrate. The photosensor includes a photodiode (D | 05-05-2011 |
20110109601 | DISPLAY DEVICE - Provided is a display device including a photoreception unit on an active matrix substrate in correspondence with one or two or more pixels, and a driving unit that drives the photoreception unit. The photoreception unit includes a photodiode, a capacitor that accumulates a charge in accordance with the electrical signal from when a reset signal (RST) from the driving unit has switched from the high level to the low level to when a readout signal (RWS) at the high level from the driving unit has been applied, and a switching element that, while the readout signal (RWS) is at the high level, allows output of a photoreception signal whose output level changes in accordance with the amount of accumulated charge. In a row selection period, after writing of an image signal to pixel electrodes in the row selected in the row selection period has ended, the driving unit switches the reset signal (RST) applied to the photoreception unit in the same row from the high level to the low level. | 05-12-2011 |
20110122111 | DISPLAY DEVICE - A display device includes a photosensor on an active matrix substrate. The photosensor includes a photodetection element (D | 05-26-2011 |
20110175086 | PHOTODIODE, MANUFACTURING METHOD FOR THE SAME, AND DISPLAY DEVICE INCLUDING PHOTODIODE - A photodiode ( | 07-21-2011 |
20110175871 | DISPLAY DEVICE - Dynamic range is widened in a display device with a photosensor that can read an image due to having a photodetection element inside a pixel thereof. A sensor driving circuit switches ON a reset signal (RST) that is supplied via reset signal bus line, and after a predetermined time has elapsed, switches ON a readout signal (RWS) that is supplied via readout signal bus line. Thus, in the photosensor, from which a photosensor signal is output in accordance with an amount of light received by the photosensor in the predetermined time, the capacitance of a capacitor provided in the photosensor is made variable from when the reset signal (RST) is supplied to the photosensor until when the predetermined time has elapsed. | 07-21-2011 |
20110315860 | DISPLAY DEVICE - The present invention relates to a display device including a photosensor in a pixel region. The photosensor of the present invention includes a diode (D | 12-29-2011 |
20120001880 | DISPLAY DEVICE - A display device includes a photosensor in a pixel region ( | 01-05-2012 |
20120086671 | CAPACITANCE VARIATION DETECTION CIRCUIT, AND DISPLAY DEVICE - A capacitance variation detection circuit is provided in which detection sensitivity to variations in the liquid crystal capacitance can be improved. A capacitance variation detection circuit ( | 04-12-2012 |
20120091321 | OPTICAL SENSOR AND DISPLAY APPARATUS - Provided are an optical sensor having a wider dynamic range with reduced temperature dependence, and a display apparatus in which these optical sensors are used. An optical sensor includes an accumulation node (INT); a reset signal line (RST); a readout signal line (RWS); a photodiode (D | 04-19-2012 |
20120112047 | SENSOR CIRCUIT AND DISPLAY APPARATUS - A sensor circuit or a display apparatus from which a highly accurate sensor output can be obtained includes a photodiode, a capacitor that is connected to the photodiode via an accumulation node and accumulates charges according to an electric current in the photodiode; a sensor switching element transistor that causes the accumulation node and an output line to be conductive with respect to each other in response to a readout signal and outputs an output signal according to the potential of the accumulation node to the output line; a variable capacitor that is provided between the accumulation node and an input electrode, and whose capacitance varies when a pressure is applied by a touching operation; and a control switching element transistor to which a control signal for switching conduction and non-conduction between the variable capacitor and the accumulation node is input. | 05-10-2012 |
20120113060 | SENSOR CIRCUIT AND DISPLAY APPARATUS - A sensor circuit or a display apparatus from which a highly accurate sensor output can be obtained includes a photodiode (photodetecting element); a capacitor connected to the photodiode via an accumulation node; a reset signal line to which a reset signal is supplied; a readout signal line to which a readout signal is supplied; a thin-film transistor (sensor switching element) that makes the accumulation node and an output line conductive with respect to each other and outputs an output signal according to the potential of the accumulation node; a microswitch that is capable of switching connection and disconnection between the accumulation node and an input electrode and provides connection when a pressure is applied by a touching operation; and a thin-film (control switching element) for switching conduction and non-conduction between the microswitch and the accumulation node. | 05-10-2012 |
20120187455 | PHOTOSENSOR AND DISPLAY DEVICE - The sensitivity of a photosensor is improved without decreasing read-out efficiency. The photosensor includes: a photodiode (D | 07-26-2012 |
20120261557 | DISPLAY DEVICE - Provided is a display device that includes an optical sensor having a high sensitivity in which a potential difference of an accumulation node due to an illuminance difference on a light receiving surface after boosting is set greater than a potential difference of the same at an end of an integration period. The display device includes an optical sensor in a pixel region. The optical sensor includes a diode D | 10-18-2012 |
20120268386 | TOUCH-SCREEN DEVICE INCLUDING TACTILE FEEDBACK ACTUATOR - A touch-screen device includes a display; a tactile feedback actuator arranged on the display, including a first substrate, a second substrate facing the first substrate, the first substrate and the second substrate being parallel to each other in a lateral direction, and movable relative to each other in the lateral direction; and an electrode arrangement on the first substrate and the second substrate, whereby a potential difference applied across two or more electrodes in the electrode arrangement produces an electrostatic force in the lateral direction between the first substrate and the second substrate; and a controller configured to apply a time-varying potential difference across the two or more electrodes such that the resultant electrostatic force varies in the lateral direction and induces oscillatory lateral movement of the first substrate relative to the second substrate. | 10-25-2012 |
20120293475 | DISPLAY DEVICE - Provided is a display device that has excellent accuracy in image capturing by improving linearity of sensitivity characteristics of a photodiode. An optical sensor provided on an active matrix substrate of the display device includes; a photodiode (D | 11-22-2012 |