Liquid crystal panel with color filter substrate having OLED units and liquid crystal display with same
An exemplary liquid crystal panel includes a first substrate, a second substrate parallel to the first substrate, and a liquid crystal layer between the first substrate and the second substrate. The second substrate includes color units and OLED units provided at substantially a same layer thereat, and the OLED units and the color units are alternately arranged. An LCD including the liquid crystal panel is also provided.
1 . A liquid crystal panel comprising:
a first substrate;
a second substrate parallel to the first substrate, the second substrate comprising a plurality of color units and organic light emitting display (OLED) units provided at substantially a same layer thereat, the OLED units and the color units being alternately arranged; and
a liquid crystal layer between the first substrate and the second substrate.
2 . The liquid crystal panel as claimed in claim 1 , wherein the first substrate is a thin film transistor (TFT) substrate, which comprises a plurality of TFTs and pixel electrodes provided at an inner surface thereof.
3 . The liquid crystal panel as claimed in claim 2 , wherein one OLED unit, one TFT corresponding to the OLED unit, and liquid crystal molecules of the liquid crystal layer between the OLED unit and the TFT cooperatively define an OLED region.
4 . The liquid crystal panel as claimed in claim 3 , wherein one color unit, one pixel electrode corresponding to the color unit, and liquid crystal molecules of the liquid crystal layer between the color unit and the pixel electrode cooperatively define a liquid crystal display (LCD) region.
5 . The liquid crystal panel as claimed in claim 4 , wherein one OLED region and one adjacent LCD region cooperatively define a pixel region.
6 . The liquid crystal panel as claimed in claim 5 , wherein an area ratio of the OLED region to the pixel region is configured to be in the range from 10% to 90%.
7 . The liquid crystal panel as claimed in claim 5 , wherein an area ratio of the LCD region to the pixel region is configured to be in the range from 10% to 90%.
8 . The liquid crystal panel as claimed in claim 5 , wherein the OLED units are configured to provide white light beams with controllable brightness for display by the liquid crystal panel.
9 . The liquid crystal panel as claimed in claim 8 , wherein no light beams are provided by the OLED unit of the pixel region when the pixel region is controlled to display a darkest gray level.
10 . The liquid crystal panel as claimed in claim 8 , wherein the OLED unit of the pixel region provides white light beams with a maximum brightness when the pixel region is controlled to display a brightest gray level.
11 . The liquid crystal panel as claimed in claim 1 , wherein the second substrate is a color filter substrate, and comprises an inner surface, and each OLED unit comprises an anode layer, a hole injection layer, a hole transfer layer, an organic emission layer, an electron transfer layer, an electron injection layer, and a cathode layer, which are arranged in that order from the inner surface toward the liquid crystal layer, with the anode layer provided at the inner surface.
12 . The liquid crystal panel as claimed in claim 11 , wherein the second substrate further comprises a plurality of dielectric units respectively covering the cathode layers of the OLED units.
13 . The liquid crystal panel as claimed in claim 12 , wherein the dielectric units are made from insulation material.
14 . The liquid crystal panel as claimed in claim 12 , wherein the second substrate further comprises a transparent conductive layer covering the color units and the dielectric units.
15 . The liquid crystal panel as claimed in claim 1 , wherein the liquid crystal panel is one of a transmissive liquid crystal panel, a reflective liquid crystal panel, and a transflective liquid crystal panel.
16 . The liquid crystal panel as claimed in claim 1 , wherein the OLED units are configured for absorbing light incident thereon.
17 . A liquid crystal panel comprising:
a first substrate;
a second substrate parallel to the first substrate, the second substrate comprising:
a plurality of color units configured for filtering light beams passing therethrough; and
a plurality of organic light emitting display (OLED) units each separating at least two neighboring color units, the OLED units being configured for absorbing light incident thereon and providing light beams with controllable brightness for display by the liquid crystal panel; and
a liquid crystal layer between the first substrate and the second substrate.
18 . A liquid crystal display comprising:
a liquid crystal panel comprising:
a first substrate;
a second substrate parallel to the first substrate, the second substrate comprising a plurality of color units and organic light emitting display (OLED) units provided thereat, the OLED units being arranged between the color units;
a liquid crystal layer between the first substrate and the second substrate; and
a planar light source positioned for providing light beams to the liquid crystal panel.
19 . The liquid crystal display as claimed in claim 18 , wherein the OLED units are configured for absorbing light incident thereon.
20 . The liquid crystal display as claimed in claim 18 , wherein the OLED units are configured for providing white light beams with controllable brightness for display by the liquid crystal display.