Patent application number | Description | Published |
20110292007 | SHIFT REGISTER, DISPLAY DEVICE PROVIDED WITH SAME, AND METHOD OF DRIVING SHIFT REGISTER - A display device is implemented that does not cause abnormal operation even if a shift in threshold voltage occurs in a transistor composing a shift register. Each bistable circuit includes an output terminal that outputs a state signal; a thin film transistor having a drain terminal to which a clock signal is provided, and having a source terminal connected to the output terminal; a thin film transistor for charging a region netA connected to a gate terminal of the thin film transistor; a thin film transistor having a drain terminal connected to the netA; a thin film transistor having a drain terminal connected to the output terminal; and a second node potential control portion that detects a higher one of the threshold voltages of the thin film transistors and sets, based on the detected threshold voltage, the potential of a region netB connected to gate terminals of the thin film transistors to a relatively low-level potential and a relatively high-level potential. | 12-01-2011 |
20120098804 | SHIFT REGISTER, DISPLAY DEVICE PROVIDED WITH SAME, AND METHOD OF DRIVING SHIFT REGISTER - A display device is implemented that can suppress degradation in display quality caused by crosstalk, without causing an increase in frame size or an increase in power consumption. In an embodiment, each bistable circuit includes an output terminal that outputs a state signal; a thin film transistor having a drain terminal to which a high-level potential is provided, and a source terminal to which the output terminal is connected; a thin film transistor having a source tee urinal connected to a region netA connected to a gate terminal of the thin film transistor, and a gate terminal to which a clock is provided; a thin film transistor for increasing the potential of a region netZ connected to a drain terminal of the thin film transistor; and thin film transistors for decreasing the potentials of the netA, the netZ, and the output terminal, respectively. | 04-26-2012 |
20120133576 | LIQUID CRYSTAL DISPLAY DEVICE CIRCUIT, LIQUID CRYSTAL DISPLAY DEVICE BOARD, AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device circuit disclosed includes: a first output transistor (Mo | 05-31-2012 |
20120176354 | SUBSTRATE FOR LIQUID CRYSTAL DISPLAY DEVICE, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD FOR DRIVING LIQUID CRYSTAL DISPLAY DEVICE - In order to provide a liquid crystal display device substrate realizing high-speed driving and wide viewing angle characteristics, a liquid crystal display device substrate ( | 07-12-2012 |
20120229723 | SUBSTRATE FOR LIQUID CRYSTAL DISPLAY DEVICE, LIQUID CRYSTAL DISPLAY DEVICE, AND METHOD FOR DRIVING LIQUID CRYSTAL DISPLAY DEVICE - The present invention provides a liquid crystal display apparatus which allows high-speed driving with maintenance of a high viewing angle characteristic. The liquid crystal display apparatus includes, in one of pixels of a display driving circuit, a gate bus line; a data bus line; a storage capacitor bus line; a first transistor and a second transistor which are connected with the gate bus line and with the data bus line; a liquid crystal capacitor in a first subpixel; a liquid crystal capacitor in a second subpixel; and a third transistor connected with the liquid crystal capacitor in the second subpixel. The gate electrode of the third transistor is connected with a gate bus line (n+2) corresponding to pixels on a second or latter scanning line forward from a scanning signal line corresponding to the third transistors. | 09-13-2012 |
20120249512 | PIXEL CIRCUIT, DISPLAY DEVICE, AND METHOD FOR DRIVING DISPLAY DEVICE - Provided is a pixel circuit which includes a plurality of subpixel circuits and which makes it possible to suppress overshooting of electric potentials of the subpixel circuits to a small level. A pixel circuit (PIX | 10-04-2012 |
20120256889 | LCD DEVICE - An LCD device ( | 10-11-2012 |
20120262364 | LIQUID CRYSTAL DRIVE CIRCUIT, LIQUID CRYSTAL DISPLAY DEVICE PROVIDED THEREWITH, AND DRIVE METHOD FOR LIQUID CRYSTAL DRIVE CIRCUIT - A liquid crystal drive circuit, a liquid crystal display device, and a method for driving the liquid crystal drive circuit are disclosed. A liquid crystal drive circuit of an embodiment includes: a gate bus line drive circuit for driving a plurality of gate bus lines; a drive parameter selecting section for selecting, in accordance with how many gate bus lines of the plurality of gate bus lines are concurrently driven by the gate bus line drive circuit, a drive parameter optimized for a ratio between bright and dark pixels which ratio is determined in accordance with how many gate bus lines of the plurality of gate bus lines are concurrently driven by the drive parameter selecting section; and a source bus line drive circuit for driving a plurality of source bus lines by use of the drive parameter thus selected by the drive parameter selecting section. | 10-18-2012 |
20120287028 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device ( | 11-15-2012 |
20120287104 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device ( | 11-15-2012 |
20120327060 | DISPLAY DEVICE - The present invention is a system, wherein a switching element is on/off controlled by means of a gate driver of a second substrate, electrical conductivity is made to a pixel electrode at a necessary position by means of a reference signal line, and data signals are applied to the data electrodes of a first substrate. An input terminal contact part connected to the drive signal terminal of the gate driver is electrically connected to the signal line contact part on the first substrate side, and the signal line contact part is connected to the first substrate side terminal merging part. Selection of a scanning line by means of the gate driver, and application of the signals to the data electrodes are performed by inputting required signals from the outside to the first substrate side terminal merging part. Because the input terminal contact part is constituted by several connecting lines, electrical connection between the first substrate and the second substrate is not required with respect to the all the scanning lines. | 12-27-2012 |
20130001546 | DISPLAY DEVICE AND METHOD FOR PRODUCING ARRAY SUBSTRATE FOR DISPLAY DEVICE - A display device includes: a plurality of stripe-shaped data electrodes that are formed on a first substrate and that extend in the column direction; a plurality of scanning lines and a plurality of reference signal lines that are formed on a second substrate and that extend in the row direction; a plurality of pixel electrodes that are formed on the second substrate and that are disposed in a matrix arrangement; a plurality of switching elements that are formed on the second substrate and in which on/off is controlled by the plurality of scanning lines, and that are disposed between the plurality of reference signal lines and the plurality of pixel electrodes; and an oxide semiconductor layer that is disposed between a source electrode and a drain electrode. The switching elements are formed so as to be disposed in the vicinity of a gate electrode on the oxide semiconductor layer, with an insulating layer interposed therebetween. The pixel electrodes are provided so as to be connected to the source electrode or the drain electrode. The source electrode or the drain electrode that is connected to the pixel electrode is made from the same material as the pixel electrode. The source electrode and the drain electrode are films formed at the same time. | 01-03-2013 |
20130002528 | LIQUID CRYSTAL DISPLAY DEVICE, PIXEL CIRCUIT, AND DRIVING METHOD - A liquid crystal display device includes: pixels each composed of n sub-pixels, the pixels being arranged in a matrix; a switching element provided for each sub-pixel; a liquid crystal element provided for each sub-pixel; n reference potential trunk lines having a mutually different magnitude of potential; a first display signal line that supplies a display signal; a scanning line; a controller; a first substrate on which the n reference potential trunk lines and the switching elements are disposed; and a second substrate on which the first display signal lines are disposed. The liquid crystal elements are formed in between the first substrate and the second substrate. A pole at one end of each liquid crystal element of the n sub-pixels is connected to the first display signal line, and a pole at the other end of each liquid crystal element of the n sub-pixels is connected to the respective first to nth reference potential trunk lines via the respective switching elements. From the scanning line, the controller supplies an on-state signal to each switching element of the n sub-pixels with the same timing. | 01-03-2013 |
20130002704 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes: a first substrate, on which a reference potential trunk line that supplies a reference potential to a plurality of sub-pixels and a switching element of each of the plurality of sub-pixels, are disposed; and a second substrate, on which a display signal line that supplies a display signal, is disposed. A liquid crystal capacitance of each of the plurality of sub-pixels is formed between the first substrate and the second substrate. Pixels composed of the plurality of sub-pixels that correspond to a plurality of luminance regions are arranged in a matrix. In case that a prescribed half-tone is displayed in between pixels that are adjacent in the row direction, the plurality of sub-pixels that correspond to the same luminance region are arranged adjacently in the row direction. | 01-03-2013 |
20130176198 | LIQUID CRYSTAL DISPLAY DEVICE AND DISPLAY APPARATUS - A liquid crystal display device ( | 07-11-2013 |
20130181985 | LIQUID CRYSTAL DISPLAY DEVICE, DRIVING METHOD, AND DISPLAY APPARATUS - A liquid crystal display device ( | 07-18-2013 |