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3537 results about "Color tone" patented technology

In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions

The purpose is to provide an active-matrix liquid crystal display device using a in-plane field type having wide viewing angle characteristics with homogeneous color tones, capable of realizing characristics equal to those of a CRT.In this active-matrix liquid crystal display device of the present invention, liquid crystal molecules of the liquid crystal layer have at least two kinds of driving (reorientation) directions by electric field over the substrate surface.
Owner:JAPAN DISPLAY INC +1

Infrared shielding material microparticle dispersion infrared shield, process for producing infrared shield material microparticle and infrared shielding material microparticle

To provide an infrared-shielding body sufficiently transmitting visible rays, having no half-mirror shaped appearance, requiring no large-scale apparatus when forming a film on a substrate, efficiently shutting invisible near-infrared rays with wavelength range of 780 nm or more, while eliminating a heat treatment at high temperature after film formation, and having a spectral characteristic such as transparency with no change of color tone. The starting material, which is a mixture containing a predetermined amount of a tungsten compound, is heated at 550° C. in a reductive atmosphere for 1 hour, then cooled to room temperature once in an argon atmosphere, thus producing powder of W18O49. Then, the powder, the solvent, and the dispersant are mixed, then subjected to dispersion treatment to obtain a dispersion solution. The dispersion solution and a UV-curable hardcoat resin are mixed to obtain a solution of fine particle dispersion of infrared-shielding material. The solution of the fine particle dispersion of infrared-shielding material is applied on a PET resin film to form a film, which is then cured, and an infrared-shielding film having a transmission profile shown in the figure is thereby obtained.
Owner:SUMITOMO METAL MINING CO LTD

Image processor and color image processor

InactiveUS6906825B1Preventing deterioration of tone reproducibilityInhomogeneous suppressionDigitally marking record carriersDigital computer detailsImaging dataDither
A halftone processing section halftone-processes input image data using a plurality of dither threshold planes. An image output section having different output position accuracies between a main scan direction and a sub-scan direction outputs an image corresponding to halftone-processed image data. Each of the dither threshold planes consists of a plurality of the same unit threshold matrixes. In the unit threshold matrix, a relatively medium to high threshold array in a predetermined threshold range corresponding to the entire tone range of the input image data is an aperiodic array and an anisotropic array with neighboring thresholds having close values, in a direction coincident with a scan direction, in which the output position accuracy of the image output means is low. With this configuration, the image output section outputs an image having serial medium and high tone dots in the scan direction.
Owner:TOSHIBA TEC KK
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