Patent application number | Description | Published |
20090033857 | LIQUID CRYSTAL DISPLAY DEVICE - The present invention provides a liquid crystal display device which mounts a back-surface conductive film on one substrate, wherein a reference potential is surely supplied to the back-surface conductive film. The liquid crystal display device includes a first substrate, a second substrate, and liquid crystal sandwiched between the first substrate and the second substrate, wherein the second substrate includes a back-surface conductive film on a surface thereof opposite to the liquid crystal, and the first substrate includes a pad electrode which is formed on the first substrate and is electrically connected with the back-surface conductive film via a conductive member, a conductive film which is formed on the first substrate and below the pad electrode, a first connection line which connects the conductive film and a reference voltage terminal, and at least one contact hole which connects the pad electrode and the conductive film. The conductive film of the first substrate is formed of a metal film or a transparent conductive film. | 02-05-2009 |
20090103037 | Display Device - At least one substrate includes plural pad electrodes at an end of at least one side, each of the plural pad electrodes includes a metal layer formed on the at least one substrate and a transparent conductive film formed on the metal layer, and a flexible wiring board includes a connection electrode mechanically and electrically connected to the transparent conductive film of each of the pad electrodes. Each of the pad electrodes has, on a surface on which the metal layer is formed, a metal-layer removed area in which the metal layer is not formed in a shape of a recess or an opening, the transparent conductive film covers both an area in which the metal layer is formed and the metal-layer removed area and is electrically connected to the metal layer in the area in which the metal layer is formed, and the connection electrode of the flexible wiring board is superimposed on both the metal layer and the metal-layer removed area of the pad electrode. | 04-23-2009 |
20100053531 | LIQUID CRYSTAL DISPLAY DEVICE - The TFT substrate includes a conductive region electrically conducted to the transparent conductive film and a terminal region, on a first side not covered with the counter substrate. The terminal region includes a ground terminal connected to the conductive region and an adjacent terminal which is adjacent to the ground terminal and supplies signals or power source to the peripheral circuit. The adjacent terminal is connected to the peripheral circuit through a first wiring installed along a third side of the TFT substrate toward a second side facing the first side. The first wiring is extended to a middle point of the third side and then connected to the peripheral circuit. | 03-04-2010 |
20100079713 | TRANSPARENT TYPE LIQUID CRYSTAL DISPLAY DEVICE - A first conductive layer in which a first electrode film is formed, a first protective layer on the first conductive layer, a first hole penetrating through the first protective layer to reach the first electrode film, a second conductive layer including a second electrode film which is disposed on the first protective layer and in contact with a portion of the first electrode film at the bottom of the first hole and the lower electrode, a second protective layer disposed on the second conductive layer and including the insulating film, a second hole disposed on the second protective layer and penetrating through the second protective layer to reach the second electrode film, and a third conductive layer including a third electrode film which is in contact with a portion of the second electrode film at the bottom of the second hole and the upper electrode. | 04-01-2010 |
20100271582 | ACTIVE MATRIX DISPLAY DEVICE - Provided is a technology for preventing current leak of a charge holding capacitor which constitutes a pixel of a display device so as to prevent deterioration of display image quality of the display device. The display device includes a first contact hole connecting a first wiring layer and a second wiring layer which is formed over the first wiring layer, a second contact hole connecting the second wiring layer and a third wiring layer which is formed over the second wiring layer, and an electrode layer formed between the plurality of insulating films disposed between the second wiring layer and the third wiring layer, wherein at a position in a substrate surface direction, a distance between a electrode layer and the second contact hole is larger than a distance between the electrode layer and the first contact hole. | 10-28-2010 |
20110199551 | DISPLAY DEVICE - A contact resistance in a through-hole with a source or a drain electrode connected to a TFT is decreased, thereby improving the operation efficiency of a display device. | 08-18-2011 |
20140340606 | DISPLAY DEVICE COMPRISING A TFT WITH A BARRIER METAL FORMED OF A FIRST LAYER AND A SECOND LAYER WHEREIN AN AMOUNT OF OXYGEN IN THE FIRST LAYER IS LARGER THAN IN THE SECOND LAYER - An organic EL display device includes scanning lines, video signal lines, and pixels, each including a TFT having a semiconductor layer and an organic EL layer located between a lower electrode and an upper electrode. A source electrode connecting the semiconductor layer and the lower electrode is formed of three layers including a barrier metal, an Al-containing metal, and a cap metal. The barrier metal is formed of a first layer in contact with the semiconductor layer and a second layer in contact with the Al-containing metal. Each of the first layer, the second layer, and the cap metal is formed of a metal comprising a high melting point metal, and an amount of oxygen in the first layer is larger than an amount of oxygen in the second layer. | 11-20-2014 |