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"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Application No. | Application Title | Issue Date |
| 20120050252 | DISPLAY DEVICE An nMOS is used for a drive TFT and a display device is provided without being affected by variations in the threshold voltage of the drive TFT. A display device includes: a field-effect transistor that controls a drive current of a light emitting element; a first switc... | 03/01/2012 |
| 20110310137 | Image Display Device The present invention provides an image display device comprising data lines each supplying a data signal, and a plurality of pixel circuits. Each of the pixel circuits includes a light-emitting element, a capacitor which stores a difference in potential caused by the d... | 12/22/2011 |
| 20110221791 | IMAGE DISPLAY DEVICE An image display device includes pixel circuits, a power supply line, and a data line for supplying a data signal to the pixel circuits. The pixel circuits each include a light emitting element, a drive transistor for controlling light emission of the light emitting ele... | 09/15/2011 |
| 20110050747 | DISPLAY DEVICE A display device capable of correcting display of deteriorated pixels without causing a nonconstant tonality or improper color balance is provided. The display device includes a display section with plural pixels; signal lines; a data generation circuit; a D/A converter... | 03/03/2011 |
| 20110032282 | DISPLAY DEVICE AND DRIVING METHOD THEREOF A display device is capable of improving display quality. A data line drive circuit outputs a display signal voltage to data lines in a first period. Each pixel holds the display signal voltage with reference to a voltage determined based on characteristics of the drive... | 02/10/2011 |
| 20110018787 | DISPLAY DEVICE Provided is a display device including: a display region in which a plurality of pixels each including a light emitting element are arranged; a power supply unit provided outside the display region; a plurality of power supply lines connected to the power supply unit, f... | 01/27/2011 |
| 20110012817 | IMAGE DISPLAY DEVICE An image display device includes: a first power supply line; a second power supply line; a plurality of pixel circuit; a driving circuit for supplying a data signal and a scanning signal; and a switch unit. Each pixel circuit includes: a driving transistor between the f... | 01/20/2011 |
| 20100328366 | DISPLAY DEVICE AND DISPLAY METHOD A display device is provided which displays images by emitting light when a reference voltage is applied to pixels. An average picture level calculation unit of a reference voltage calculation unit in a rectangular wave driving unit of a TFT substrate calculates the val... | 12/30/2010 |
| 20100201675 | IMAGE DISPLAY DEVICE Provided is an image display device, which includes: a display area including a plurality of pixels each of which includes a self light-emitting element; and a plurality of signal lines for inputting an image voltage to each of the plurality of pixels, in which: each of... | 08/12/2010 |
| 20100188318 | DISPLAY DEVICE A display device includes: a display section including a plurality of pixels which emit light in an amount varied depending on an amount of current; signal lines for inputting a display signal voltage to the plurality of pixels; a switch circuit for switching between th... | 07/29/2010 |
| 20100177086 | IMAGE DISPLAY DEVICE An image display device for displaying an image by causing a light emitting element contained in each of a plurality of pixels that are arranged in a display area (SA) to emit light includes: power supply paths for supplying electric power to each of a plurality of part... | 07/15/2010 |
| 20100156966 | IMAGE DISPLAY DEVICE An image display device includes a first drive mode and a second drive mode. When N indicates an integer equal to or larger than 2(N≧2), a first to N-th frames are N successive frames, and j indicates an integer equal to or larger than 1. During a write period for a k... | 06/24/2010 |
| 20100156881 | IMAGE DISPLAY DEVICE An image display device includes a plurality of pixels. Each of the plurality of pixels includes a self light-emitting element and a driving transistor configured to drive the self light-emitting element based on an inputted image voltage. The image display device also ... | 06/24/2010 |
| 20100141616 | Display Device And Driving Method Thereof The present invention enhances a display quality of a display device as a task. As means for solving such a task, the present invention provides a display device including a light emitting element and a switching element in a pixel, wherein the switching element is prov... | 06/10/2010 |
| 20100085349 | DISPLAY DEVICE Provided is a display device capable of freely setting correction based on a state of a luminance gradient in a self-emission display device for eliminating the luminance gradient. The display device includes: a data line drive circuit for outputting emission control si... | 04/08/2010 |
| 20100051958 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF A display device includes an insulation substrate on which TFT elements, first electrodes, light emitting layers and a second electrode are stacked in this order. Auxiliary lines are arranged between the insulation substrate and the second electrodes, and an insulation ... | 03/04/2010 |
| 20100033410 | DISPLAY DEVICE An image display device comprises a unit which divides one line into a plurality of blocks (blocks A, B, and C) in a horizontal direction and detects in parallel, a unit which collectively detects a plurality of lines (lines A and B) in a vertical direction in parallel.... | 02/11/2010 |
| 20090309865 | Image Display Device During a first period of a set period, a reset switch element of each pixel is turned on to converge a voltage at a control electrode of a TFT to a predetermined voltage, and a step signal having a first voltage level is supplied from a step signal generation circuit. D... | 12/17/2009 |
| 20090303163 | Image Display Device Provided is an image display device in which deterioration of a self-light-emitting element within a pixel is corrected accurately. A detection unit detects, within a detection period, a difference in characteristics between self-light-emitting elements of adjacent pixe... | 12/10/2009 |
| 20090303162 | Image Display Device Provided is an image display device in which deterioration of a self-light-emitting element within a pixel is corrected accurately. A driver transistor provided in each pixel to drive the self-light-emitting element is driven in a saturation region. A voltage detection ... | 12/10/2009 |
| 20090244043 | Image Display Device To provide an image display device having a circuit for solving burning phenomenon without increasing the size of the circuit. An image display device is provided having a display unit formed using display devices, a signal line for inputting a display signal voltage to... | 10/01/2009 |
| 20090243973 | DISPLAY DEVICE Provided is a display device including: a display section including a plurality of pixels which emit light in an amount varied depending on an amount of current; signal lines used to input a display signal voltage to the pixels; a switch circuit which switches between t... | 10/01/2009 |
| 20090201267 | Display device having touch panel The present invention realizes the reduction of cost of a display device having a touch panel. The display device having a touch panel includes a display panel, and a touch panel which is arranged on the display panel in an overlapping manner in plane. The touch panel i... | 08/13/2009 |
| 20090179832 | Organic electroluminescence display device An organic electroluminescence display device is provided having a display section including a plurality of pixels arranged in a matrix; and a detection section for detecting a luminance characteristic of an OLED element in each of the pixels. The detection section incl... | 07/16/2009 |
| 20090146928 | Organic Electroluminescence Display Device Before a reset operation in which a threshold voltage Vth of an organic light emitting diode (OLED) driving thin film transistor (TFT) is compensated is performed by a first reset TFT switch, a second reset TFT switch is turned on to apply a reset reference potential to... | 06/11/2009 |
| 20090141017 | Image display device and driving method for same An image display with high brightness where a long time can be secured for light emission of self-luminous elements can be implemented using only line memories. The period for the writing in of a display voltage (period for writing in of da... | 06/04/2009 |
| 20090141015 | Image display device A shift in the frame of a moving image in an image display device using self-luminous elements is made hard to see. A data line driving circuit 14 is provided with a triangular wave generating circuit 71 for generating a number of ty... | 06/04/2009 |
| 20090109148 | Organic electro-luminescent display device A high-definition organic EL display device which enhances utilization efficiency of a space within a pixel is provided. In an organic EL display device in which pixels each of which is constituted of an organic El element are arranged in a matrix array, the pixel inclu... | 04/30/2009 |
| 20090109149 | Image display device An image display device having a plurality of pixel, a plurality of signal lines for inputting an image voltage to each of the plurality of pixels, and a pixel selecting unit for selecting from the plurality of pixels a pixel into which the image voltage is to be writte... | 04/30/2009 |
| 20090073094 | IMAGE DISPLAY DEVICE To detect reduction of luminous efficiency of respective light-emitting elements arranged in a matrix state while suppressing increase of costs. Plural pixels each having a current-drive type light emitting element, plural signal lines inpu... | 03/19/2009 |
| 20090073155 | Image Display Device The present invention provides an image display device which can realize the stabilization of system electric power, and can suppress crosstalk attributed to voltage drop of power source line by preventing the irregularities in power consumption which occur with time. T... | 03/19/2009 |
| 20090066614 | DISPLAY DEVICE A display device including independent power sources for a display use and a detection use, display elements, switches (21, 22 and 23) for independently connecting the power sources and the individual elements, a circuit (10) for controlling the swi... | 03/12/2009 |
| 20080315890 | Image Display Device An image display device includes a black spot defect position determination circuit which determines a position of a black-spot defective pixel of a self-luminous display panel. A detection-use current source in the black spot defect position determination circuit is co... | 12/25/2008 |
| 20080291193 | DISPLAY DEVICE Detection voltages of self light emitting elements in a self-luminous display panel are detected by a detection circuit through a selection switch in a data line drive circuit via pixel detection switches and interactive signal lines. The detection operation is performe... | 11/27/2008 |
| 20080258626 | Organic EL display device The present invention allows an organic EL display device to perform display with high definition by reducing an area of each pixel forming a display region of the display device. A drive TFT for driving an organic EL element, a storage capacitance connected with a gate... | 10/23/2008 |
| 20080224962 | IMAGE DISPLAY DEVICE An image display device includes switches directly connected a constant current source to a self-luminous element to be able to detect a characteristic of the self-luminous element, generate a coordinates and convert information of the characteristic and coordinates int... | 09/18/2008 |
| 20080218453 | Organic electroluminescence display In an organic EL display, correction is made for a difference in screen luminance between the case of measuring characteristics of OLED elements, and the case of not measuring the characteristics of the OLED elements. A data line for feeding image data items, and a dete... | 09/11/2008 |
| 20080218499 | Display device To shorten the measuring time of the characteristics of light emission of OLED elements for feedback to image data for image display in an organic EL display device. Pixels that emit red lights, pixels that emit green lights, and pixels that emit blue lights are arrange... | 09/11/2008 |
| 20080218451 | Organic electroluminescence display The voltage-current property of the specific pixel is measured to store the data on a single line in a line memory. The property data of adjacent pixels are compared. A failure determination unit detects whether or not the pixel to be compared is faulty. If it is determ... | 09/11/2008 |
| 20080218452 | Image display apparatus When an organic EL display apparatus enables display of a standard luminance mode and a high luminance mode, it takes long time to reset the gate potential of the OLED drive TFT to a given value in a standard mode. In the reset operation of the gate potential of an OLED... | 09/11/2008 |
