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82 results about "Blue colored" patented technology

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Reflective liquid crystal dispaly device having cholesteric liquid crystal color filter and method of manufacturing the same

A reflective liquid crystal display device of the present invention includes: first and second substrates spaced apart from each other, the first and second substrates having sub-pixels; a liquid crystal layer interposed between the first and second substrates; a switching element and a pixel electrode on a rear surface of the second substrate, wherein the switching element and the pixel electrode are formed within a sub-pixel and electrically connected to each other; a retardation film and a polarizer formed in series on a front surface of the second substrate; a double-layered CCF on a front surface of the first substrate, the double-layered CCF including red, green and blue CLC color films in the sub-pixels that respectively reflect wavelengths of red, green and blue colored light so that the sub-pixels produce red, green and blue colors, respectively; and a common electrode on the double-layered CCF layer; wherein the double-layered CCF layer includes a first and second CLC layers, a first alignment layer between the first CLC layer and the first substrate, and a second alignment layer between the first and second CLC layers; wherein a surface of the first CLC layer on which the second alignment layer is formed is surface-reformed; and wherein the first CLC layer reflects first wavelength bands of the light and the second CLC layer reflects second wavelength bands of the light.
Owner:LG DISPLAY CO LTD

Image sensor having a partial light-shielding layer and method for fabricating the same

An image sensor and a method for fabricating the same are disclosed, in which a partial light-shielding layer is additionally arranged on a path of a particular colored light, for example, a red colored light that may cause excessive permeation, to partially shield the corresponding red colored light in a state that red colored light, green colored light and blue colored light are permeated into each photodiode of a semiconductor substrate, so that the permeation position of the red colored light coincides with that of the green colored light and the blue colored light each having the wavelength shorter than that of the red colored light, thereby normally generating optical charges caused by the red colored light in an effective depletion area of the photodiode like those caused by the green colored light and the blue colored light. The permeation position of a red colored light, a green colored light and a blue colored light coincides with one another within a depletion area of a semiconductor substrate to obtain an optimal effective ratio from respective optical charges and the uniform quantity of the respective optical charges can be transferred / discharged to an interpolation circuit by signal processing transistors, thereby effectively displaying color images having excellent display quality (in color and resolution) approximate to a ratio of 1:1:1 with red, green and blue.
Owner:DONGBU ELECTRONICS CO LTD
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