Patent application number | Description | Published |
20090315921 | IMAGE DISPLAY APPARATUS AND DRIVING METHOD THEREOF, AND IMAGE DISPLAY APPARATUS ASSEMBLY AND DRIVING METHOD THEREOF - An image display apparatus includes: an image display panel having a two-dimensional matrix with (P×Q) pixels each including first, second and third sub-pixels for displaying respective first, second and third elementary colors, and fourth sub-pixel for displaying a fourth color; and a signal processing section configured to receive first, second and third sub-pixel input signals respectively provided with signal values of x | 12-24-2009 |
20090322802 | IMAGE DISPLAY PANEL, IMAGE DISPLAY APPARATUS DRIVING METHOD, IMAGE DISPLAY APPARATUS ASSEMBLY, AND DRIVING METHOD OF THE SAME - Disclosed herein is a method for driving an image display apparatus including: an image display panel whereon pixels each having first to third sub-pixels are laid out in first and second directions to form a 2-dimensional matrix, at least each specific pixel and an adjacent pixel adjacent to the specific pixel in the first direction are used as first and second pixels respectively to create one of pixel groups, and a fourth sub-pixel is placed between the first and second pixels in each of the pixel groups; and a signal processing section configured to generate first to third sub-pixel output signals for the first pixel on the basis of respectively first to third sub-pixel input signals and to generate first to third sub-pixel output signals for the second pixel on the basis of respectively first to third sub-pixel input signals. | 12-31-2009 |
20100007679 | Display apparatus, method of driving display apparatus, drive-use integrated circuit, driving method employed by drive-use integrated circuit, and signal processing method - Disclosed herein is a display apparatus including: a display pixel section including pixels each composed of an arrangement of red, green, and blue subpixels and an additional subpixel of a specified color; and a signal processing section configured to extend signal levels of an input image signal, extract a signal component of the specified color from extended red, green, and blue signals, determine a signal level of the specified color, perform an extension process based on the signal level of the specified color, modulate the red, green, and blue signals subjected to the extension process in accordance with a specified modulation level so as to have different brightness from that of an original image, and modulate brightness of a light source. The input image signal used to determine the modulation level and the input image signal subjected to a modulation process and displayed are of different frames. | 01-14-2010 |
20100013803 | DISPLAY APPARATUS AND DRIVING METHOD - Disclosed herein is a display apparatus, including: a display pixel section including a plurality of pixels each including a plurality of subpixels arrayed in a two-dimensional lattice pattern; a plurality of pixel switches for individually driving the plural subpixels; and a plurality of scanning lines to each of which a pair of pixel switch groups each including a series of ones of the pixel switches arrayed along one of the two-dimensional directions of the pixel switches are connected; the pair of pixel switch groups being arranged in an opposing relationship to each other with the scanning line interposed. | 01-21-2010 |
20110181633 | DRIVING METHOD FOR IMAGE DISPLAY APPARATUS AND DRIVING METHOD FOR IMAGE DISPLAY APPARATUS ASSEMBLY - Disclosed herein is a driving method for an image display apparatus which includes an image display panel and a signal processing section. Each of the pixels includes a first subpixel for displaying a first primary color, a second subpixel for displaying a second primary color, a third subpixel for displaying a third primary color and a fourth subpixel for displaying a fourth color. The signal processing section is capable of calculating a first subpixel output signal, a second subpixel output signal, and a third subpixel output signal. The driving method includes the step, further carried out by the signal processing section, of calculating a fourth subpixel output signal based on a fourth subpixel control second signal and a fourth subpixel control first signal, and outputting the calculated fourth subpixel output signal to the fourth subpixel of the (p,q)th pixel. | 07-28-2011 |
20110181634 | DRIVING METHOD FOR IMAGE DISPLAY APPARATUS AND DRIVING METHOD FOR IMAGE DISPLAY APPARATUS ASSEMBLY - Disclosed herein is a driving method for an image display apparatus which includes an image display panel and a signal processing section; the driving method including the steps, further carried out by the signal processing section, of calculating a third subpixel output signal to a (p,q)th first pixel, based at least on a third subpixel input signal to the (p,q)th first pixel and a third subpixel input signal to the (p,q)th second signal, and outputting the third subpixel output signal to the third subpixel of the (p,q)th first pixel; and further calculating a fourth subpixel output signal to the (p,q)th second pixel based at least on the third subpixel input signal to the (p,q)th second pixel and the third subpixel input signal to the (p+1,q)th first pixel and outputting the fourth subpixel output signal to the fourth subpixel of the (p,q)th second pixel. | 07-28-2011 |
20110181635 | DRIVING METHOD FOR IMAGE DISPLAY APPARATUS - Disclosed herein is a driving method for an image display apparatus which includes an image display panel having a plurality of pixels arrayed in a two-dimensional matrix and each configured from a first subpixel for displaying a first primary color, a second subpixel for displaying a second primary color, a third subpixel for displaying a third primary color and a fourth subpixel for displaying a fourth color, and a signal processing section. The signal processing section is capable of calculating a first subpixel output signal, a second subpixel output signal, a third subpixel output signal, and a fourth subpixel output signal. The driving method includes a step of calculating a maximum value (V | 07-28-2011 |
20120013649 | Driving method of image display device - An image display device includes an image display panel configured of pixels made up of first, second, third, and fourth sub-pixels being arrayed in a two-dimensional matrix shape, and a signal processing unit into which an input signal is input and from which an output signal based on an extension coefficient is output, and causes the signal processing unit to obtain a maximum value of luminosity with saturation S in the HSV color space enlarged by adding a fourth color, as a variable, and to obtain a reference extension coefficient based on the maximum value, and further to determine an extension coefficient at each pixel from the reference extension coefficient, an input signal correction coefficient based on the sub-pixel input signal values at each pixel, and an external light intensity correction coefficient based on external light intensity. | 01-19-2012 |
20120249404 | IMAGE DISPLAY APPARATUS AND DRIVING METHOD THEREOF, AND IMAGE DISPLAY APPARATUS ASSEMBLY AND DRIVING METHOD THEREOF - An image display apparatus includes: an image display panel having a two-dimensional matrix with (P×Q) pixels each including first, second and third sub-pixels for displaying respective first, second and third elementary colors, and fourth sub-pixel for displaying a fourth color; and a signal processing section configured to receive first, second and third sub-pixel input signals respectively provided with signal values of x | 10-04-2012 |
20130027441 | METHOD OF DRIVING IMAGE DISPLAY DEVICE - A method of driving an image display device including (A) an image display panel in which pixels each having first to fourth subpixels displaying first to third primary colors and fourth color, respectively are arranged in a two-dimensional matrix, and (B) a signal processor, in an i-th image display frame, in the signal processor, first to fourth subpixel output signals are obtained on the basis of at least first to fourth subpixel input signals and a corrected expansion coefficient α′ | 01-31-2013 |
20130135845 | DISPLAY APPARATUS AND ELECTRONIC EQUIPMENT - Disclosed herein is a display apparatus including: a first pixel including three sub-pixels for displaying three primary colors respectively; and a second pixel including three sub-pixels for displaying two colors selected among the three primary colors and a predetermined color other than the three primary colors, wherein, in the first pixel, the size of the display surface of a sub-pixel for displaying a specific color included in the three primary colors as a specific color missing from the second pixel is larger than each of the sizes of the display surfaces of the two other sub-pixels for displaying the two other primary colors respectively. | 05-30-2013 |
20130241810 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus includes an image display unit and a luminance control unit. The image display unit includes pixels arranged in a matrix, each of which is formed of a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel, and performs image display. The luminance control unit adjusts a ratio between a generation amount of first luminance generated by the first sub-pixel, the second sub-pixel, and the third sub-pixel and a generation amount of second luminance generated by the fourth sub-pixel. Over all input tones, the luminance control unit makes the generation amount of the second luminance lower than the generation amount of the first luminance and generates the second luminance so that a function representing a luminance value of the second luminance is continuous. | 09-19-2013 |
20130329172 | IMAGE DISPLAY APPARATUS - An image display apparatus including an image display panel includes: a first color filter for passing light of a first primary and first auxiliary pixels for displaying the first primary; a second color filter for passing light of a second primary and second auxiliary pixels for displaying the second primary; a third color filter for passing light of a third primary and third auxiliary pixels for displaying the third primary; and fourth auxiliary pixels for displaying a fourth color; the first auxiliary pixels, the second auxiliary pixels, the third auxiliary pixels, and the fourth auxiliary pixels being arranged in a two-dimensional matrix, and a light shielding region disposed at least partly around the peripheral edge of each of the fourth auxiliary pixels. | 12-12-2013 |
20140313246 | DRIVING METHOD FOR IMAGE DISPLAY APPARATUS AND DRIVING METHOD FOR IMAGE DISPLAY APPARATUS ASSEMBLY - Disclosed herein is a driving method for an image display apparatus which includes an image display panel and a signal processing section. Each of the pixels includes a first subpixel for displaying a first primary color, a second subpixel for displaying a second primary color, a third subpixel for displaying a third primary color and a fourth subpixel for displaying a fourth color. The signal processing section is capable of calculating a first subpixel output signal, a second subpixel output signal, and a third subpixel output signal. The driving method includes the step, further carried out by the signal processing section, of calculating a fourth subpixel output signal based on a fourth subpixel control second signal and a fourth subpixel control first signal, and outputting the calculated fourth subpixel output signal to the fourth subpixel of the (p,q)th pixel. | 10-23-2014 |
20140333877 | IMAGE DISPLAY APPARATUS - An image display apparatus including an image display panel that includes: a first color filter for passing light of a first primary and first auxiliary pixels for displaying the first primary; a second color filter for passing light of a second primary and second auxiliary pixels for displaying the second primary; a third color filter for passing light of a third primary and third auxiliary pixels for displaying the third primary; and fourth auxiliary pixels for displaying a fourth color; the first auxiliary pixels, the second auxiliary pixels, the third auxiliary pixels, and the fourth auxiliary pixels being arranged in a two-dimensional matrix, and a light shielding region disposed at least partly around the peripheral edge of each of the fourth auxiliary pixels. | 11-13-2014 |
20140347410 | DRIVING METHOD OF IMAGE DISPLAY DEVICE - An image display device includes an image display panel configured of pixels made up of first, second, third, and fourth sub-pixels being arrayed in a two-dimensional matrix shape, and a signal processing unit into which an input signal is input and from which an output signal based on an extension coefficient is output, and causes the signal processing unit to obtain a maximum value of luminosity with saturation S in the HSV color space enlarged by adding a fourth color, as a variable, and to obtain a reference extension coefficient based on the maximum value, and further to determine an extension coefficient at each pixel from the reference extension coefficient, an input signal correction coefficient based on the sub-pixel input signal values at each pixel, and an external light intensity correction coefficient based on external light intensity. | 11-27-2014 |