JP2010282090A5

JP2010282090A5 -

Info

Publication number: JP2010282090A5
Application number: JP2009136355A
Authority: JP
Filing date: 2009-06-05
Publication date: 2012-03-22

Claims

It has a pixel structure in which a plurality of pixels composed of sub-pixels of a plurality of colors are two-dimensionally arranged. The pixel arrangement is such that sub-pixels of each color appear periodically on the same column in the horizontal direction. A display panel having a pixel arrangement in which sub-pixels of the same color are arranged in the same direction column;
A planar first electrode; a plurality of second electrodes arranged to face the first electrode and extending in a vertical direction; the first electrode and the second electrode; A liquid crystal layer disposed between the display panel and the refractive index distribution in the liquid crystal layer is changed according to a voltage applied by the first electrode and the second electrode. A variable lens array element configured to selectively change the passage state of the display image light of
In the variable lens array element, the second electrode is formed to have a width smaller than the width of the subpixel, and is provided for each horizontal array position of the subpixel in the horizontal direction.
By independently controlling the voltage applied to each of the plurality of second electrodes, the refractive index distribution in the liquid crystal layer is changed in units of subpixels, and the display mode of the stereoscopic display is selectively changed to a plurality of display modes. A stereoscopic display device configured to be able to change to a state.

The variable lens array element is configured to be able to generate a lens effect equivalently having a plurality of cylindrical lenses arranged in parallel in the horizontal direction,
By independently controlling the voltage applied to each of the plurality of second electrodes, the horizontal position and shape of the cylindrical lens are changed in units of the sub-pixels, and the display mode of the stereoscopic display is selectively selected. The stereoscopic display device according to claim 1, wherein the stereoscopic display device is configured to be capable of being changed into a plurality of states.

In the variable lens array element, one cylindrical lens corresponds to two or more pixels in the horizontal direction of the display panel,
A mode in which the number of pixels in the horizontal direction of the display panel corresponding to one cylindrical lens is changed by changing the lens pitch of the cylindrical lens, and the number of parallaxes in the stereoscopic display is changed as the display mode of the stereoscopic display. The stereoscopic display device according to claim 2.

Detection means for detecting the viewpoint position of the observer;
By controlling the voltage applied to the second electrode according to the detected viewpoint position, the positional relationship of the cylindrical lens with respect to the horizontal pixel position of the display panel is changed according to the viewpoint position. And a control means,
The stereoscopic display device according to claim 2, wherein the stereoscopic display includes an aspect of performing stereoscopic display optimized for the viewpoint position.

On the display panel, a parallax image for the left eye and a parallax image for the right eye are alternately displayed in the horizontal direction,
As the stereoscopic display optimized for the viewpoint position, the control means allows only the left-eye parallax image to reach the left eye position of the observer, and the right-eye position to the observer's right eye position. Change the position of the cylindrical lens so that only the parallax image arrives
Stereoscopic display device according to 請 Motomeko 4.

In addition, the content of the parallax image for the left eye displayed on the display panel and the content of the parallax image for the right eye displayed on the display panel according to the viewpoint position includes parallax information corresponding to the viewpoint position. To change
Stereoscopic display device according to 請 Motomeko 5.

The lens array element is configured to be electrically switchable between a state without a lens effect and a state with a lens effect generated,
Two-dimensional display is performed by transmitting the display image light from the display panel without deflecting the lens array element without the lens effect,
With the lens array element in a state where the lens effect is generated, the display image light from the display panel is deflected in the horizontal direction by the cylindrical lens, so that a stereoscopic effect can be obtained when both eyes are placed in the horizontal direction. 3D display
Stereoscopic display device according to any one of 請 Motomeko 2 to 6.