Patent application number | Description | Published |
20120147155 | APPARATUS FOR DISPLAYING STEREOSCOPIC IMAGE - According to one embodiment, an apparatus for displaying a stereoscopic image includes an illuminator, a display unit, and an image control element. The illuminator includes a plurality of illumination units. Each illumination unit is configured to emit a plurality of luminous fluxes. Each luminous flux is emitted along one direction differently. The display unit is oppositely located to the illuminator, on which a plurality of sub pixels is arranged. Each sub pixel is configured to display a parallax image corresponding to the luminous flux in one direction. The image control element is oppositely located to the illuminator via the display unit, on which a plurality of apertures is arranged. Each aperture is configured to control a direction of the parallax image. | 06-14-2012 |
20130215368 | LIQUID CRYSTAL OPTICAL APPARATUS AND IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical apparatus includes first and second substrate units and a liquid crystal layer. The first substrate unit includes a first substrate, first electrodes, and electrode pairs. The first electrodes extend in a first direction. The electrode pairs are provided between the first electrodes on the first major surface. Each electrode pair includes second and third electrodes, and an insulating layer provided between the second and third electrodes. The second substrate unit includes a second substrate and an opposing electrode. The liquid crystal layer is provided between the first and second substrate units. A distance from a position of a first pair of the electrode pairs to a position of a second pair most proximal to the first pair is shorter than a distance from a central axis between the first electrodes to the position of the first pair. | 08-22-2013 |
20130222714 | LIQUID CRYSTAL OPTICAL APPARATUS AND STEREOSCOPIC IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate having a first major surface and first electrodes provided on the first major surface to extend along a first direction, and arranged in a direction non-parallel to the first direction. The second substrate unit includes a second substrate having a second major surface opposing the first major surface and a second electrode provided on the second major surface to oppose the first electrodes. The liquid crystal layer is provided between the first and second substrate units. One of the first electrodes includes a first main body portion and a first tip portion. The first main body portion extends along the first direction, and the first tip portion is provided at a tip of the first main body portion. | 08-29-2013 |
20130222715 | LIQUID CRYSTAL OPTICAL APPARATUS AND STEREOSCOPIC IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical apparatus includes first and second substrate units, and a liquid crystal layer. The first substrate unit includes a first substrate and first electrodes. The first electrodes are provided on the first substrate to extend along a first direction, and arranged in a second direction perpendicular to the first direction. The second substrate unit includes a second substrate and a second electrode. The second substrate opposes the first substrate. The second electrode is provided on the second substrate to oppose the first electrodes. The liquid crystal layer is provided between the first and second substrate units. At least one of the first electrodes is provided with a recess formed on a surface of the at least one of the first electrodes. The surface opposes the second electrode. | 08-29-2013 |
20130222716 | LIQUID CRYSTAL OPTICAL ELEMENT AND STEREOSCOPIC IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical element includes a first substrate unit, a second substrate unit, a liquid crystal layer, and spacers. The first substrate unit includes a first substrate, first electrodes, and second electrodes. The first substrate has a first major surface. The first electrodes are provided on the first major surface. One of the second electrodes is provided in a space between the first electrodes. The second substrate unit includes a second substrate, and an opposing electrode. The second substrate has a second major surface opposed to the first major surface. The opposing electrode is provided on the second major surface and opposed to the first and second electrodes. The liquid crystal layer is provided between the first and second substrate units. The spacers are in contact with the liquid crystal layer and define a distance between the first and second substrate units. | 08-29-2013 |
20130222717 | LIQUID CRYSTAL OPTICAL ELEMENT AND STEREOSCOPIC IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical element includes first and second substrate units, a liquid crystal layer, and spacers. The first substrate unit includes a first substrate and first electrodes. The first substrate has a first major surface. The first electrodes are provided on the first major surface, extend along a first direction, and have a first width in a second direction perpendicular to the first direction. The second substrate unit includes a second substrate and an opposing electrode. The second substrate has a second major surface opposed to the first major surface. The opposing electrode is provided on the second major surface. The liquid crystal layer is provided between the first and second substrate units. The spacers are in contact with the liquid crystal layer. A diameter of each spacer is larger than the first width. | 08-29-2013 |
20130222752 | LIQUID CRYSTAL OPTICAL APPARATUS, DRIVE DEVICE, AND IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical apparatus includes first and second substrate units, a liquid crystal layer, and a drive unit. The first substrate unit includes a first substrate having a first major surface, a plurality of first and second electrodes. The first electrodes are provided on the first major surface to extend in a first direction. The second electrodes are provided on the first major surface to extend in the first direction. The second substrate unit includes a second substrate having a second major surface opposing the first major surface and an opposing electrode. The opposing electrode is provided on the second major surface. The liquid crystal layer is provided between the first and second substrate units. The drive unit is electrically connected to the first and second electrodes, and the opposing electrode and forms a refractive index distribution in the liquid crystal layer. | 08-29-2013 |
20130229585 | IMAGE DISPLAY DEVICE - According to one embodiment, an image display device includes an image display unit and a liquid crystal optical apparatus stacked with image display unit. The image display unit emits image light having a polarizing axis. The liquid crystal optical apparatus includes first and second substrate units and a liquid crystal layer. The first substrate unit includes a first substrate and first electrodes extending along a first direction. An angle between the polarizing axis and a second direction perpendicular to the first direction is greater than 0 degrees and less than 90 degrees. The liquid crystal layer is provided between the first and second substrate units. An angle between a long-axis direction of the liquid crystal and the polarizing axis is greater than 0 degrees and less than the angle between the polarizing axis and the second direction. | 09-05-2013 |
20130250188 | LIQUID CRYSTAL OPTICAL APPARATUS AND IMAGE DISPLAY DEVICE - According to one embodiment, liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, first electrodes extending in a first direction, a first sub electrode, and a second sub electrode. The second substrate unit includes a second substrate and an opposing electrode. The liquid crystal layer is provided between the first and second substrate units and. The first substrate unit including at least one selected from: a first distance between the one electrode of the first electrodes and the first sub electrode longer than a second distance between the other electrode of the first electrodes and the second sub electrode; and a first width of the first sub electrode narrower than a second width of the second sub electrode. | 09-26-2013 |
20130250223 | LIQUID CRYSTAL OPTICAL APPARATUS AND IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, first electrodes, and second electrodes. The first electrodes extend in a first direction. The second electrodes are disposed between the first electrodes. The second substrate unit includes a second substrate, a first opposing electrode, and a second opposing electrode. The second opposing electrode is separated from the first opposing electrode. The liquid crystal layer is provided between the first and second substrate units. The distance along the second direction between the central axis and a first separating region between the first opposing electrode and the second opposing electrode is longer than a distance between the central axis and the second electrode. | 09-26-2013 |
20130258214 | LIQUID CRYSTAL LENS DEVICE AND IMAGE DISPLAY DEVICE - According to one embodiment, an image display device includes a liquid crystal lens device and an image display unit. The liquid crystal lens device includes a liquid crystal optical element unit. The liquid crystal optical element unit includes a first substrate unit, a second substrate unit and a liquid crystal layer. The liquid crystal layer is provided between the first and second substrate units. The liquid crystal layer has an alignment twisted by an angle not less than 5 degrees and not more than 45 degrees along a normal axis of a major surface of the first substrate unit. The image display unit includes a display unit. The second substrate unit is disposed between the first substrate unit and the display unit. | 10-03-2013 |
20130258218 | IMAGE DISPLAY DEVICE - According to one embodiment, an image display device includes a liquid crystal optical apparatus, an image display unit, and a control unit. The image display unit includes a display unit stacked with the liquid crystal optical apparatus. The control unit controls a potential of electrodes provided in the liquid crystal optical apparatus. Light including kth (k being an integer) major region parallax image is emitted outside the liquid crystal optical apparatus through a lens center portion. Light including kth adjacent region parallax image is emitted outside the liquid crystal optical apparatus through a refractive index increase portion. | 10-03-2013 |
20130271678 | LIQUID CRYSTAL OPTICAL APPARATUS AND IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical apparatus includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate and a plurality of first electrodes. The first electrodes are provided on the first substrate to extend in a first direction. Each of the first electrodes has a first side surface and a second side surface opposite to the first side surface. The second substrate unit includes a second substrate and an opposing electrode. The second substrate opposes the first substrate. The opposing electrode is provided on the second substrate to oppose the first electrodes. The liquid crystal layer is provided between the first substrate unit and the second substrate unit. The first side surface has a first protruding portion and a first recessed portion arranged with the first protruding portion in the first direction. | 10-17-2013 |
20140049709 | LIQUID CRYSTAL LENS DEVICE, IMAGE DISPLAY APPARATUS, AND DRIVE DEVICE - A liquid crystal lens device includes a liquid crystal optical unit and a drive unit. The liquid crystal optical unit includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, a plurality of first electrodes, and a plurality of second electrodes. The second substrate unit includes a second substrate and a first opposing electrode. The drive unit is configured to control a voltage between the first electrode and the first opposing electrode and a voltage between the second electrode and the first opposing electrode. The drive unit changes the voltage between the second electrode and the first opposing electrode from a third voltage to a fourth voltage after changing the voltage between the first electrode and the first opposing electrode from a first voltage to a second voltage. | 02-20-2014 |
20140063430 | LIQUID CRYSTAL OPTICAL DEVICE, IMAGE DISPLAY APPARATUS, AND DRIVE DEVICE - A liquid crystal optical device includes a liquid crystal optical unit and a drive unit. The liquid crystal optical unit includes a first substrate unit, a second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, a plurality of first electrodes, and a second electrode. The second substrate unit includes a second substrate and a first opposing electrode. The drive unit applies a first voltage between the first opposing electrode and the first electrodes and applies a second voltage between the first opposing electrode and the second electrode in a refractive index distribution forming operation. The drive unit applies a third voltage between the first opposing electrode and the first electrodes and applies a fourth voltage between the first opposing electrode and the second electrode in a first preliminary operation prior to the refractive index distribution forming operation. | 03-06-2014 |
20140104556 | LIQUID CRYSTAL OPTICAL DEVICE AND DISPLAY APPARATUS - A liquid crystal optical device includes a liquid crystal optical unit and a drive unit. The liquid crystal optical unit includes a first and second substrate unit, and a liquid crystal layer. The first substrate unit includes a first substrate, a plurality of first electrodes, a second electrode, and a third electrode. The second substrate unit includes a second substrate, a plurality of first opposing electrodes, a second opposing electrode, and a third opposing electrode. The drive unit is configured to implement a first operation including subjecting the first electrodes to a first potential, subjecting the second electrode to a second potential, subjecting the third electrode to a third potential, subjecting the first opposing electrodes to a first opposing potential, subjecting the second opposing electrode to a second opposing potential, and subjecting the third opposing electrode to a third opposing potential. | 04-17-2014 |
20140198271 | LIQUID CRYSTAL OPTICAL DEVICE AND STEREOSCOPIC IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical device includes first and second substrate units and a liquid crystal layer. The first substrate unit includes a first substrate having a first major surface, and a first electrode extending along a first direction. The second substrate unit includes a second substrate and a first opposing electrode. The liquid crystal layer is provided between the first substrate unit and the second substrate unit and includes a first portion provided on a side of the first substrate unit and a second portion provided on a side of the second substrate unit. The first portion has a vertical alignment. The second portion has a horizontal alignment. A long axis of liquid crystal molecules in the second portion aligns along a second direction perpendicular to the first direction. | 07-17-2014 |
20140340292 | LIQUID CRYSTAL OPTICAL DEVICE AND IMAGE DISPLAY DEVICE - According to one embodiment, a liquid crystal optical device includes first and second substrate units and a liquid crystal layer. The first substrate unit includes a first substrate having a first surface and a first side extending in a first side direction, and first electrodes provided on the first surface. The second substrate unit includes a second substrate having a second surface, and second electrodes provided on the second surface. The liquid crystal layer includes liquid crystal molecules provided between the first and second substrate units. A first angle in a first rotation direction from the first side direction to the first direction is less than 90 degrees and more than 0 degrees. A second angle in the first rotation direction is different from the first angle. A third angle in the first rotation direction is different from the first and second angles. | 11-20-2014 |