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    • 3. 发明申请
    • BI-AXIAL RETARDATION COMPENSATION FILM AND VERTICALLY ALIGNED LIQUID CRYSTAL DISPLAY USING THE SAME
    • 双轴向延迟补偿膜和垂直对准的液晶显示器
    • US20110032463A1
    • 2011-02-10
    • US12840172
    • 2010-07-20
    • Byoung-kun JEONSergey BelyaevJeong-su Yu
    • Byoung-kun JEONSergey BelyaevJeong-su Yu
    • G02F1/1335
    • G02F1/133634G02F1/1393G02F2001/133637
    • The present invention relates to a vertically aligned LCD (VA-LCD) employing a bi-axial retardation compensation film, in which an in-plain refractive index (nx, ny) and a thickness refractive index (nz) of the film is nx>ny>nz. The film has a reversed wavelength dispersion in which retardation is increased in proportion to the increase of a wavelength in the range of visible rays and has a normal wavelength dispersion in which an absolute value of the thickness retardation is decreased in proportion to the increase of a wavelength in the range of visible rays. The VA-LCD cell having a retardation compensation characteristic is comprised by arranging a bi-axial retardation compensation film between the vertically aligned panel and a upper and lower polarizing plate. The VA-LCD of the present invention improves contrast characteristics on a front surface and at a tilt angle and minimizes coloring in a black state according to the tilt angle.
    • 本发明涉及采用双轴延迟补偿膜的垂直排列的LCD(VA-LCD),其中膜的平均折射率(nx,ny)和厚度折射率(nz)为nx> ny> nz 该膜具有反向波长色散,其中延迟与可见光范围内的波长的增加成比例地增加,并且具有正常的波长色散,其中厚度延迟的绝对值与a的增加成正比 在可见光范围内的波长。 具有延迟补偿特性的VA-LCD单元通过在垂直排列的面板和上下偏振板之间布置双轴向延迟补偿膜来实现。 本发明的VA-LCD改善了前表面和倾斜角的对比度特性,并根据倾斜角使黑色状态下的着色最小化。
    • 4. 发明授权
    • Vertically aligned LCD using a bi-axial retardation compensation film
    • 使用双轴向延迟补偿膜垂直对准LCD
    • US07782428B2
    • 2010-08-24
    • US10543689
    • 2004-01-27
    • Byoung-kun JeonSergey BelyaevJeong-su Yu
    • Byoung-kun JeonSergey BelyaevJeong-su Yu
    • G02F1/1335
    • G02F1/133634G02F1/1393G02F2001/133637
    • The present invention relates to a vertically aligned LCD (VA-LCD) employing a bi-axial retardation compensation film, in which an in-plain refractive index (nx, ny) and a thickness refractive index (nz) of the film is nx>ny>nz. The film has a reversed wavelength dispersion in which retardation is increased in proportion to the increase of a wavelength in the range of visible rays and has a normal wavelength dispersion in which an absolute value of the thickness retardation is decreased in proportion to the increase of a wavelength in the range of visible rays. The VA-LCD cell having a retardation compensation characteristic is comprised by arranging a bi-axial retardation compensation film between the vertically aligned panel and a upper and lower polarizing plate. The VA-LCD of the present invention improves contrast characteristics on a front surface and at a tilt angle and minimizes coloring in a black state according to the tilt angle.
    • 本发明涉及采用双轴延迟补偿膜的垂直排列的LCD(VA-LCD),其中膜的平均折射率(nx,ny)和厚度折射率(nz)为nx> ny> nz 该膜具有反向波长色散,其中延迟与可见光范围内的波长的增加成比例地增加,并且具有正常的波长色散,其中厚度延迟的绝对值与a的增加成正比 在可见光范围内的波长。 具有延迟补偿特性的VA-LCD单元通过在垂直排列的面板和上下偏振片之间布置双轴向延迟补偿膜来实现。 本发明的VA-LCD改善了前表面和倾斜角的对比度特性,并根据倾斜角使黑色状态下的着色最小化。
    • 6. 发明申请
    • Vertically aligned liquid crytal display having positive compensation film
    • 垂直排列的液体显示器具有正补偿膜
    • US20060176426A1
    • 2006-08-10
    • US10543623
    • 2004-01-27
    • Byoung-kun JeonSergey BelyaevJeong-Su Yu
    • Byoung-kun JeonSergey BelyaevJeong-Su Yu
    • G02F1/133
    • G02F1/133634G02F1/1393G02F2001/133637
    • The present invention relates to a vertically aligned LCD (VA-LCD) comprising a positive compensation film including one or more of a first retardation film (+A-plate) satisfying the condition of nx>ny=nz and a second retardation film (−C-plate) satisfying the condition of nx=ny>nz, wherein the first retardation film is arranged such that its optical axis is perpendicular to an optical absorption axis of a neighboring polarizing plate, and a total thickness retardation (R−C+RVA) including the thickness retardation of the second retardation film and the thickness retardation of a VA-panel has a positive value in then range of 50-150 nm. The VA-LCD in accordance with the present invention improves contrast characteristics on a front surface and at a tilt angle and minimizes coloring in a black state according to the tilt angle.
    • 本发明涉及一种垂直排列的液晶显示器(VA-LCD),它包括一个正补偿膜,该正补偿膜包括一个或多个第一延迟膜(+ A板),满足条件为n 以及满足条件为n×n×n×n的第二相位差片(-C板) 其中所述第一延迟膜被布置为使得其光轴垂直于相邻偏振片的光吸收轴,并且总厚度延迟(R SUB -C < 包括第二延迟膜的厚度延迟和VA面板的厚度延迟的厚度的平均值在50-150nm的范围内具有正值。 根据本发明的VA-LCD改善了前表面和倾斜角的对比度特性,并根据倾斜角使黑色状态下的着色最小化。
    • 7. 发明授权
    • Bi-axial retardation compensation film and vertically aligned liquid crystal display using the same
    • 双轴向延迟补偿膜和使用其的垂直取向液晶显示器
    • US08237898B2
    • 2012-08-07
    • US12840172
    • 2010-07-20
    • Byoung-kun JeonSergey BelyaevJeong-su Yu
    • Byoung-kun JeonSergey BelyaevJeong-su Yu
    • G02F1/1335
    • G02F1/133634G02F1/1393G02F2001/133637
    • The present invention relates to a vertically aligned LCD (VA-LCD) employing a bi-axial retardation compensation film, in which an in-plain refractive index (nx, ny) and a thickness refractive index (nz) of the film is nx>ny>nz. The film has a reversed wavelength dispersion in which retardation is increased in proportion to the increase of a wavelength in the range of visible rays and has a normal wavelength dispersion in which an absolute value of the thickness retardation is decreased in proportion to the increase of a wavelength in the range of visible rays. The VA-LCD cell having a retardation compensation characteristic is comprised by arranging a bi-axial retardation compensation film between the vertically aligned panel and a upper and lower polarizing plate. The VA-LCD of the present invention improves contrast characteristics on a front surface and at a tilt angle and minimizes coloring in a black state according to the tilt angle.
    • 本发明涉及采用双轴延迟补偿膜的垂直排列的LCD(VA-LCD),其中膜的平均折射率(nx,ny)和厚度折射率(nz)为nx> ny> nz 该膜具有反向波长色散,其中延迟与可见光范围内的波长的增加成比例地增加,并且具有正常的波长色散,其中厚度延迟的绝对值与a的增加成正比 在可见光范围内的波长。 具有延迟补偿特性的VA-LCD单元通过在垂直排列的面板和上下偏振片之间布置双轴向延迟补偿膜来实现。 本发明的VA-LCD改善了前表面和倾斜角的对比度特性,并根据倾斜角使黑色状态下的着色最小化。