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    • 6. 发明申请
    • 2D/3D DISPLAY APPARATUS WITH FULL RESOLUTION USING SCANNING BACKLIGHT AND METHOD OF CONTROLLING SAME
    • 具有扫描背光的全分辨率2D / 3D显示装置及其控制方法
    • US20080297671A1
    • 2008-12-04
    • US11968924
    • 2008-01-03
    • Kyung-hoon ChaSergey ChestakDae-sik KimJae-phil KooSeon-deok Hwang
    • Kyung-hoon ChaSergey ChestakDae-sik KimJae-phil KooSeon-deok Hwang
    • G02F1/13G09G3/36
    • G09G3/342G09G3/003G09G2310/024H04N13/305H04N13/32H04N13/356H04N13/398
    • Provided are a 2D (2-dimensional)/3D (3-dimensional) display apparatus using a scanning backlight and a method of controlling the same. The apparatus sequentially includes a backlight which is capable of scanning and irradiating polarized light, a retarder which transmits light emitted from the backlight as phase-maintained light and phase-delayed light, a lenticular array which transmits light from the retarder as directional light, and a display panel which displays an inputted image and which is illuminated by light being transmitted through the lenticular array. The backlight includes a plurality of light guide plates which are independently disposed and arranged in parallel with one another, a plurality of light sources which are provided for the respective light guide plates and emit light, and a plurality of polarization filters which are arranged in front of the respective light guide plates. The scanning frequency of the backlight is synchronized with the input frequency of the input frames so that an illumination function and a scanning function are simultaneously performed using one backlight, a 2D image and a 3D image are efficiently displayed and crosstalk is reduced.
    • 提供了使用扫描背光的2D(2维)/ 3D(3维)显示装置及其控制方法。 该装置依次包括能够扫描和照射偏振光的背光源,将从背光发射的光作为相位保持光和相位延迟光发射的延迟器,将来自延迟器的光作为定向光透过的透镜阵列,以及 显示面板,其显示输入的图像,并且被透过透镜阵列的光照射。 背光源包括彼此独立地设置和布置的多个导光板,为各个导光板设置的发光的多个光源和布置在前面的多个偏振滤光器 的各个导光板。 背光源的扫描频率与输入帧的输入频率同步,使得使用一个背光同时进行照明功能和扫描功能,有效地显示2D图像和3D图像并减少串扰。
    • 7. 发明授权
    • Method of controlling a 2D/3D switchable display apparatus including a scanning backlight and a plurality of light guide plates
    • 控制包括扫描背光和多个导光板的2D / 3D可切换显示装置的方法
    • US08218096B2
    • 2012-07-10
    • US11968924
    • 2008-01-03
    • Kyung-hoon ChaSergey ChestakDae-sik KimJae-phil KooSeon-deok Hwang
    • Kyung-hoon ChaSergey ChestakDae-sik KimJae-phil KooSeon-deok Hwang
    • G02F1/1335G09G3/36G02B27/26H04N13/04
    • G09G3/342G09G3/003G09G2310/024H04N13/305H04N13/32H04N13/356H04N13/398
    • Provided are a 2D (2-dimensional)/3D (3-dimensional) display apparatus using a scanning backlight and a method of controlling the same. The apparatus sequentially includes a backlight which is capable of scanning and irradiating polarized light, a retarder which transmits light emitted from the backlight as phase-maintained light and phase-delayed light, a lenticular array which transmits light from the retarder as directional light, and a display panel which displays an inputted image and which is illuminated by light being transmitted through the lenticular array. The backlight includes a plurality of light guide plates which are independently disposed and arranged in parallel with one another, a plurality of light sources which are provided for the respective light guide plates and emit light, and a plurality of polarization filters which are arranged in front of the respective light guide plates. The scanning frequency of the backlight is synchronized with the input frequency of the input frames so that an illumination function and a scanning function are simultaneously performed using one backlight, a 2D image and a 3D image are efficiently displayed and crosstalk is reduced.
    • 提供了使用扫描背光的2D(2维)/ 3D(3维)显示装置及其控制方法。 该装置依次包括能够扫描和照射偏振光的背光源,将从背光发射的光作为相位保持光和相位延迟光发射的延迟器,将来自延迟器的光作为定向光透过的透镜阵列,以及 显示面板,其显示输入的图像,并且被透过透镜阵列的光照射。 背光源包括彼此独立地设置和布置的多个导光板,为各个导光板设置的发光的多个光源和布置在前面的多个偏振滤光器 的各个导光板。 背光源的扫描频率与输入帧的输入频率同步,使得使用一个背光同时进行照明功能和扫描功能,有效地显示2D图像和3D图像并减少串扰。
    • 8. 发明授权
    • Highly efficient 2D/3D switchable display device
    • 高效的2D / 3D可切换显示设备
    • US07567307B2
    • 2009-07-28
    • US11780723
    • 2007-07-20
    • Dae-sik KimSergey ChestakKyung-hoon ChaJae-phil KooSeon-deok Hwang
    • Dae-sik KimSergey ChestakKyung-hoon ChaJae-phil KooSeon-deok Hwang
    • G02F1/1335G02B27/26H04N13/04
    • H04N13/359H04N13/31
    • A 2D/3D switchable display device includes a light source unit; a polarization switching unit for switching light from the light source unit to one of first polarized light and second polarized light, which is perpendicular to the first polarized light; a parallax barrier including slits and barriers that are alternately arranged, wherein the slits transmit incident light and the barriers transmit one of the first and second polarized light and reflect the other of the first and second polarized light; and a display panel for modulating light transmitted through the parallax barrier in response to an image signal to create an image. The 2D/3D switchable display device controls an electric signal applied to the polarization switching unit so that a 2D image and a 3D image are switched to each other.
    • 2D / 3D可切换显示装置包括光源单元; 偏振切换单元,用于将来自光源单元的光切换成垂直于第一偏振光的第一偏振光和第二偏振光之一; 视差屏障,其包括交替布置的狭缝和屏障,其中所述狭缝透射入射光,并且所述屏障透射所述第一和第二偏振光中的一个并反射所述第一和第二偏振光中的另一个; 以及显示面板,用于响应于图像信号调制透过所述视差屏障的光,以产生图像。 2D / 3D可切换显示装置控制施加到偏振切换单元的电信号,使得2D图像和3D图像彼此切换。
    • 9. 发明授权
    • Three-dimensional display device and method using hybrid position-tracking system
    • 使用混合位置跟踪系统的三维显示装置和方法
    • US07616187B2
    • 2009-11-10
    • US11320864
    • 2005-12-30
    • Jae-phil KooDae-sik KimKyung-hoon Cha
    • Jae-phil KooDae-sik KimKyung-hoon Cha
    • G09G5/00
    • G02B27/225G02B27/0093G09G3/003G09G2340/145H04N13/366H04N13/371H04N13/376
    • A 3D display device and method using a hybrid position-tracking system is provided, along with a method for displaying the 3D image. The 3D display device includes a main body, a display, a camera, a first calculation part, a gyroscope, a second calculation part, and a Kalman filter. The display provides a 3D image and the first calculation part calculates a relative posture change of the display with respect to a viewing position on the basis of the image photographed by the camera. The gyroscope is mounted in the main body to sense a change in an angular velocity of the display. The second calculation part calculates a relative posture change of the display and the Kalman filter receives the calculation results obtained by the first and second calculation parts to calculate a corrected-posture-change amount of the display.
    • 提供了一种使用混合位置跟踪系统的3D显示装置和方法,以及用于显示3D图像的方法。 3D显示装置包括主体,显示器,相机,第一计算部分,陀螺仪,第二计算部分和卡尔曼滤波器。 显示器提供3D图像,并且第一计算部分基于由照相机拍摄的图像来计算显示器相对于观看位置的相对姿势变化。 陀螺仪安装在主体中以感测显示器的角速度的变化。 第二计算部分计算显示的相对姿势变化,并且卡尔曼滤波器接收由第一和第二计算部分获得的计算结果,以计算显示的校正姿势变化量。