Patent application number | Description | Published |
20080225024 | ELECTRO-OPTICAL DEVICE, METHOD OF DRIVING ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS - An electro-optical device includes data lines divided into groups of M data lines, where N is a natural number equal to or greater than three. Output lines are arranged in correspondence with the data lines and receive, during a predetermined period, output of a correction voltage having a predetermined voltage level and sequential data voltages for defining gray scale levels of the pixels. A time division circuit simultaneously supplies the correction voltage output to the output line to M data lines of each group of data lines, where M is a natural number equal to or greater than two and equal to or less than āNā1ā. | 09-18-2008 |
20090109210 | DRIVING DEVICE, DRIVING METHOD, ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS - A device drives an electro-optical device with a pixel area of arrayed pixels. A calculating section that calculates a difference between a gradation of an original image signal for one of the pixels and a gradation of the original image signal for an adjacent pixel that is adjacent to the one of the pixels. A correction-amount determining section determines, on the basis of the difference, a correction amount used for correcting a part of the original image signal that corresponds to the one of the pixels. The correction-amount determining section determines the correction amount to reduce a potential difference between the part of the original image signal and another part of the original image signal that corresponds to the adjacent pixel. A correcting section corrects the one part of the signal on the basis of the correction amount. | 04-30-2009 |
20090122035 | DRIVING DEVICE, ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS - A driving device for driving an electro-optical device includes an outputting section that divides original image signal into and outputs a number of signal portions. The number corresponds to a number of groups of data lines. An assigning section assigns the signal portions to the data lines of corresponding group. A changing section determines an order that the signal portions are to be supplied to the data lines of the corresponding group and changes the order. A correcting section corrects the signal portions to reduce a difference in brightness in the display area generated by the changed order of the signal portions. A supplying section supplies the corrected signal portions to the data lines in accordance with the changed order. | 05-14-2009 |
20090179835 | ELECTRO-OPTICAL DEVICE, DRIVING METHOD OF ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS - An electro-optical device includes a pixel column, a first and second data lines, and a first and second output circuits. The pixel column including pixel portions are arranged in a first direction. The first and second data lines extend in the first direction. The first and second output circuits output data voltages to different pixel portions of the pixel column through the first and second data lines, respectively. | 07-16-2009 |
20100128011 | APPARATUS AND METHOD FOR DRIVING ELECTRO-OPTICAL DEVICE, THE ELECTRO-OPTICAL DEVICE, AND AN ELECTRONIC APPARATUS - An apparatus for driving an electro-optical device is disclosed. The apparatus includes a plurality of scanning lines, a plurality of data lines that intersect the plurality of scanning lines, and are divided so that the neighboring data lines form another group of data lines, a plurality of pixels provided to correspond to the intersection of the plurality of scanning lines and the plurality of data lines, a data line driving circuit that supplies a correction voltage being simultaneously supplied to the group of data lines and having a fixed polarity with respect to a predetermined potential, and a driving voltage being time-serially supplied to the group of data lines in response to an image signal and having a polarity that is inverted for each frame with respect to the predetermined potential, and a scanning line driving circuit that supplies a scanning signal through the plurality of scanning lines. | 05-27-2010 |
20100328553 | ELECTROOPTICAL APPARATUS AND ELECTRONIC DEVICE - An electrooptical apparatus includes a plurality of first electrooptical panels which enable a color image to be displayed by combining output lights from the plurality of first electrooptical panels, a polarization axis correction unit through which the output lights from each of the plurality of first electrooptical panels are transmitted and which makes polarization axes of the transmitted output lights aligned, and a polarization axis switching section which switches a polarization axis of the output light from the polarization axis correction unit to a direction intersecting with the direction of the polarization axis at a predetermined timing. | 12-30-2010 |
20110018859 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - An electro-optic device includes an electro-optical panel and a polarization axis conversion unit that emits transmission lights corresponding to a first image or a second image with the polarization axis of the first image intersecting the polarization axis of the second image, by converting the polarization axis of the lights emitted from the electro-optical panel. The electro-optic device further includes a scanning signal supply unit supplying scanning signals through the plurality of scanning lines and an image signal supply unit supplying a first image signal corresponding to a first image to the plurality of pixel sections during a first field period and supplying a second image signal corresponding to a second image to the plurality of pixel sections during a second field period through the plurality of data lines, the first field period and the second field period being divided into a plurality of subfield periods respectively. | 01-27-2011 |
20120033184 | STEREOSCOPIC VISION GLASSES AND STEREOSCOPIC VISION ELECTRONIC APPARATUS - Stereoscopic vision glasses include a right-eye shutter and a left-eye shutter axisymmetric to each other with respect to a symmetric axis. Each of the right-eye shutter and the left-eye shutter includes an incident side polarization plate, an exit side polarization plate, and liquid crystal interposed therebetween. Each of the right-eye shutter and the left-eye shutter is opened or closed in accordance with an application voltage of the liquid crystal. The polarization axis of the incident side polarization plate of each of the right-eye shutter and the left-eye shutter is inclined with respect to the symmetric axis. A stereoscopic vision electronic apparatus includes a projection type display device displaying a right-eye image and a left-eye image in a time division manner by projecting first projected light and second projected light of which directions of polarization axes are different from each other; and the stereoscopic vision glasses. | 02-09-2012 |
20120038692 | ELECTRO-OPTIC DEVICE AND ELECTRONIC APPARATUS - A signal supply circuit supplies, to a control line, a control signal which is set so as to have a precharge potential during a precharge period before start of a writing period and which is set so as to have a gray scale potential corresponding to a designated gray scale of each pixel in a time division manner during the writing period. A plurality of switches controls connection between the signal lines and the control line. A control circuit controls the plurality of switches so as to be concurrently turned on during a precharge period and controls the plurality of switches so as to be turned on sequentially during a plurality of unit periods of the writing period. The control circuit sets an initial unit period after elapse of the precharge period among the plurality of unit periods so as to be longer than the other unit periods. | 02-16-2012 |
20120056917 | ELECTROOPTICAL DEVICE AND ELECTRONIC APPARATUS - A scanning line driving circuit sequentially selects each of a plurality of scanning lines for each unit period. A signal supply circuit supplies, to a signal line, a gradation potential in accordance with a designated gradation of a pixel in a write period within the unit period. The signal supply circuit supplies a pre-charge potential to the signal line in a pre-charge period before the start of the write period in a first unit period of the plurality of unit periods, and the supply of the pre-charge potential to the signal line stops in a second unit period. | 03-08-2012 |
20120176375 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - A plurality of pixel circuits include liquid crystal elements which are arranged corresponding to each intersection of a plurality of scanning lines and a plurality of signal lines, and display a gradation corresponding to a gradation signal of the signal line at the time of selecting the scanning line. A driving circuit sequentially selects the plurality of scanning lines as a selection unit in a first writing period of a right eye period, supplies a gradation signal corresponding to a specified gradation of a right eye image which corresponds to a specified scanning line in the selection unit to each pixel circuit, and sequentially selects a scanning line other than the specified scanning line, and supplies a gradation signal which corresponds to the specified gradation corresponding to the specified gradation to each pixel circuit, in a second writing period. | 07-12-2012 |
20120287098 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - An electro-optic device includes an electro-optical panel and a polarization axis conversion unit that emits transmission lights corresponding to a first image or a second image with the polarization axis of the first image intersecting the polarization axis of the second image, by converting the polarization axis of the lights emitted from the electro-optical panel. The electro-optic device further includes a scanning signal supply unit supplying scanning signals through the plurality of scanning lines and an image signal supply unit supplying a first image signal corresponding to a first image to the plurality of pixel sections during a first field period and supplying a second image signal corresponding to a second image to the plurality of pixel sections during a second field period through the plurality of data lines, the first field period and the second field period being divided into a plurality of subfield periods respectively. | 11-15-2012 |
20130010006 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - In one unit period of a display period, each pair of two scanning lines is selected and a gray scale potential corresponding to an image signal of pixels of one scanning line of each pair of scanning lines is supplied to each signal line. In another unit period, the other scanning line of each pair of scanning lines is selected and a gray scale potential corresponding to an image signal of the pixels of the other scanning line is supplied to each signal line. | 01-10-2013 |
20130010007 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - In one unit period of a display period, each first pair of scanning lines is selected and a gray scale potential corresponding to pixels of one scanning line of the first pair of scanning lines is supplied to each signal line. In another unit period, each second pair of scanning lines is selected and a gray scale potential corresponding to pixels of one scanning line of the second pair of scanning lines is supplied to each signal line. | 01-10-2013 |
20130050300 | ELECTRO-OPTIC APPARATUS AND ELECTRONIC APPARATUS - A driving circuit perform first driving in which, in a first write period, a grayscale potential in an odd-numbered row is supplied to the pixels of a first group and, in a second write period, the grayscale potential is supplied to the pixels in an even-numbered row, and can perform second driving in which, in the first write period, the grayscale potential in the even-numbered row is supplied to the pixels of a second group and, in the second write period, the grayscale potential is supplied to the pixels in the odd-numbered row. In a right eye display period, the first driving is performed in a unit period U | 02-28-2013 |
20130069996 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC DEVICE - A plurality of pixels are arranged corresponding to interconnection between a plurality of scan lines and a plurality of signal lines. A drive circuit alternately displays a right-eye image and a left-eye image on the plurality of pixels every display period. Specifically, the drive circuit sequentially selects the scan lines and supplies a preparation potential corresponding to given grayscale potential (for example, black grayscale) to each of the pixels corresponding to the scan line in a selection state, during a preparation of each of the display periods, and sequentially selects the scan lines and supplies grayscale potential that is in response to an assigned grayscale of the corresponding pixel to each of the pixels corresponding to the scan line in the selection state, during a drive period that starts before selecting the scan line during the preparation of each of the display periods. | 03-21-2013 |
20130070005 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - A driving circuit applies a voltage according to an assigned grayscale during each unit period of each display period, in such a manner that the applied voltage to a liquid crystal element during one of the unit periods and the applied voltage to the liquid crystal element during the other of the unit periods are opposite in polarity during each of the display periods, and an overdrive control unit enables the drive circuit to perform overdrive of a compensation grayscale according to a display image during the corresponding display period and to a display image during the immediately preceding display period during each of the first and second unit periods of each of the display periods, during each of the display periods. | 03-21-2013 |
20130076707 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - An electro-optical device displays a right-eye image and a left-eye image for each display period. In each of the display periods, a driving circuit executes first synchronization selection driving where a first group where scanning lines are segmented into units of two is sequentially selected and a gradation potential is supplied to each of the signal lines according to a gradation in the odd rows, and executes second synchronization selection driving where a second group which is different to the first group is sequentially selected and a gradation potential is supplied to each of the signal lines according to a gradation in the even rows. A display control circuit which controls the driving circuit so that the gradation potential is supplied to each of the signal lines according to a specific gradation which corresponds to the first scanning lines of a display region. | 03-28-2013 |
20130076708 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - An electro-optical device displays a right-eye image and a left-eye image for each display period. The driving circuit supplies a gradation potential to each of the pixels according to a specific gradation using image data which corresponds to the unit period in each of a plurality of unit periods in each of the display periods, and sequentially selects the scanning lines in a plurality of lines and supplies a gradation potential to each of the signal lines according to a specific gradation of each of the pixels which corresponds to any of the scanning lines out of the plurality of lines in a selected state in a unit period in each of the display periods. A driving control section executes overdrive of each of the pixels in the driving circuit in each of two or more unit periods which include the unit period in each of the display periods. | 03-28-2013 |
20130135365 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - A plurality of pixels are arranged at each intersection of a plurality of scanning lines and a plurality of signal lines, and respectively includes a liquid crystal element displaying grayscales according to a grayscale potential of each signal line during the selection of each scanning line. To two pixels which are adjacent to each other in an extending direction of a signal line and correspond to two scanning lines selected by a scanning line driving circuit in each selection period, a signal line driving circuit supplies a grayscale potential according to a grayscale computed as the weighted average of grayscales designated by display data supplied to a display control circuit for each of the two pixels. | 05-30-2013 |
20130278574 | ELECTRO-OPTICAL DEVICE, DRIVING METHOD OF ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS - An electro-optical device includes first and second output circuits and first and second data lines. A first pixel column is arranged alongside the first data line and the second data line and the first pixel column includes a first pixel and a second pixel. The first output circuit supplies a first data signal that is supplied to the first pixel through the first data line during a first period. The second output circuit supplies a second data signal that is supplied to the second pixel through the second data line during the first period. | 10-24-2013 |
20140320480 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - In at least one embodiment, an electro-optical device displays a right-eye image and a left-eye image for each display period. The driving circuit supplies a gradation potential to each of the pixels according to a specific gradation using image data which corresponds to the unit period in each of a plurality of unit periods in each of the display periods, and sequentially selects one or more scanning lines in a plurality of lines and supplies a gradation potential to each of the signal lines according to a specific gradation of each of the pixels which corresponds to the one or more scanning lines in a selected state in a unit period in each of the display periods. A driving control section executes overdrive of each of the pixels in the driving circuit in a first unit period in each of the display periods. | 10-30-2014 |
20140333607 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS FOR DISPLAYING A THREE-DIMENSIONAL IMAGE - An electro-optic device includes an electro-optical panel and a polarization axis conversion unit that emits transmission lights corresponding to a first image or a second image with the polarization axis of the first image intersecting the polarization axis of the second image, by converting the polarization axis of the lights emitted from the electro-optical panel. The electro-optic device further includes a scanning signal supply unit supplying scanning signals through the plurality of scanning lines and an image signal supply unit supplying a first image signal corresponding to a first image to the plurality of pixel sections during a first field period and supplying a second image signal corresponding to a second image to the plurality of pixel sections during a second field period through the plurality of data lines, the first field period and the second field period being divided into a plurality of subfield periods respectively. | 11-13-2014 |