TWI456319B - Auto stereoscopic display panel - Google Patents

Claims (25)

A naked-eye stereoscopic display panel includes: a display panel for providing an image; and a switching panel disposed on the transmission path of the image, the switching panel comprising: a first substrate having a first dielectric layer and at least one a first conductive pattern, wherein the first dielectric layer has a plurality of first openings, and the first conductive pattern conformally covers the first dielectric layer, that is, the first conductive pattern follows The first dielectric layer and the first openings are laid to exhibit high and low undulations; a second substrate having at least one second conductive pattern; and a plurality of spacers distributed on the first substrate and the second substrate a portion of the spacers located in the first openings are not in contact with the second substrate, and a portion of the spacers outside the first openings are in contact with the second substrate; a liquid crystal layer is disposed in the first Between a substrate and the second substrate; and a cylindrical lens array disposed on the transmission path of the image, and the switching panel is located between the cylindrical lens array and the display panel. The auto-stereoscopic display panel of claim 1, wherein each of the spacers has substantially the same size. The naked-eye stereoscopic display panel of claim 1, wherein the first openings occupy a total area of A1, and the total area of the dielectric layers other than the first openings is A2. And A1 is greater than or equal to A2. The naked-eye stereoscopic display panel according to claim 3, wherein A1/A2 is greater than or equal to 3. The naked-eye stereoscopic display panel of claim 1, wherein each of the first openings is a uniform hole or a recess. The naked-eye stereoscopic display panel of claim 1, wherein the lens array comprises: a plurality of lens portions arranged in parallel with each other, each lens portion having birefringence; and a dielectric layer covering the Some lens parts. The auto-stereoscopic display panel of claim 1, wherein the first substrate is located between the second substrate and the display panel. The auto-stereoscopic display panel of claim 1, wherein the first substrate is located between the second substrate and the cylindrical lens array. The auto-stereoscopic display panel of claim 1, wherein the first conductive pattern comprises a plurality of first strip electrodes or wave electrodes electrically insulated from each other. The auto-stereoscopic display panel of claim 9, wherein the second conductive pattern comprises a plurality of second strip electrodes or wave electrodes electrically insulated from each other. The naked-eye stereoscopic display panel of claim 9, wherein the second conductive pattern comprises a one-sided electrode. The auto-stereoscopic display panel of claim 1, wherein the first conductive pattern comprises a plurality of first strip electrodes or wave electrodes electrically connected to each other. The auto-stereoscopic display panel of claim 12, wherein the second conductive pattern comprises a plurality of second strip electrodes or wave electrodes electrically insulated from each other. The auto-stereoscopic display panel of claim 12, wherein the second conductive pattern comprises a plurality of second strip electrodes or wave electrodes electrically connected to each other. The auto-stereoscopic display panel of claim 12, wherein the second conductive pattern comprises a one-sided electrode. The auto-stereoscopic display panel of claim 1, wherein the first conductive pattern comprises a one-sided electrode. The auto-stereoscopic display panel of claim 16, wherein the second conductive pattern comprises a plurality of second strip electrodes or wave electrodes electrically connected to each other. The auto-stereoscopic display panel of claim 16, wherein the second conductive pattern comprises a plurality of second strip electrodes or wave electrodes electrically insulated from each other. The auto-stereoscopic display panel of claim 16, wherein the second conductive pattern comprises a one-sided electrode. The naked-eye stereoscopic display panel of claim 9, wherein the first conductive pattern is the plurality of first wavy electrodes electrically insulated from each other, the display panel having a plurality of pixels, each of the paintings The element includes a plurality of sub-pixels, each of the first wave electrodes overlapping with at least two of the sub-pixels. The naked-eye stereoscopic display panel of claim 1, wherein each of the first openings is a rectangular opening or a wavy opening. The naked eye stereoscopic display surface as described in claim 21 of the patent application scope The board, wherein each of the first openings is the wavy opening, the display panel has a plurality of pixels, each of the pixels comprising a plurality of sub-pixels, each of the first openings overlapping with at least two of the sub-pixels. The auto-stereoscopic display panel of claim 21, wherein each of the first openings is a wavy first opening or a rectangular first opening that is independent of each other. The auto-stereoscopic display panel of claim 21, wherein each of the first openings is a plurality of wavy first openings or rectangular first openings that are staggered and communicate with each other. The naked-eye stereoscopic display panel of claim 1, further comprising a second dielectric layer between the second substrate and the second conductive pattern, wherein the second dielectric layer has a plurality of second An opening, and the second conductive pattern is conformally covered on the second dielectric layer, that is, the second conductive pattern is laid along the second dielectric layer and the second openings to exhibit high and low fluctuations Case.