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    • 61. 发明授权
    • Plane sequential color display apparatus and method for driving same
    • 平面顺序彩色显示装置及其驱动方法
    • US5828362A
    • 1998-10-27
    • US506345
    • 1995-07-24
    • Takao TakahashiNaohisa Arai
    • Takao TakahashiNaohisa Arai
    • G02F1/1347H04N9/12H04N9/68G09G5/04
    • H04N9/68H04N9/12G02F1/13473
    • A minimum value detecting circuit detects a minimum value among digital R, G, B signals (three primary color signals) for each pixel (one sample) and the minimum value is supplied as a Wht signal (achromatic signal) to a quadruple-speed signal processing circuit. R', G', B' signals (corrected three primary color signals) are generated by subtracting the Wht signal from the R, G, B signals, respectively, and are supplied to the quadruple-speed signal processing circuit. The quadruple-speed signal processing circuit time-division-multiplexes the corrected three primary color signals and the Wht signal to generate a quadruple speed signal. By rendering .pi. cells ON (rotation by 0.degree.) or OFF (rotation by 90.degree.) based upon the time-division-multiplexed signal, a color picture using four time-compressed fields per ordinary field is obtained.
    • 最小值检测电路检测每个像素(一个采样)的数字R,G,B信号(三原色信号)中的最小值,并将最小值作为Wht信号(消色差信号)提供给四倍速信号 处理电路。 通过分别从R,G,B信号中减去Wht信号来产生R',G',B'信号(校正的三原色信号),并将其提供给四倍速信号处理电路。 四倍速信号处理电路对校正后的三原色信号和Wht信号进行时分复用以产生四倍速信号。 通过基于时分多路复用信号使pi单元接通(旋转0°)或OFF(旋转90°),获得使用每个普通场的四个时间压缩场的彩色图像。
    • 62. 发明授权
    • System and method for adjusting the illumination characteristics of an
output device
    • 用于调节输出装置的照明特性的系统和方法
    • US5786803A
    • 1998-07-28
    • US309165
    • 1994-09-20
    • Mathew HernandezRichard D. Cappels, Sr.Jesse Michael Devine
    • Mathew HernandezRichard D. Cappels, Sr.Jesse Michael Devine
    • G06F3/023G06F3/048G09G5/02H04N5/58G09G5/04
    • G09G5/02G06F3/04897H04N5/58
    • A system for correcting an output device for the effects reflected ambient illumination comprises an output device, a calibration memory, a reflectivity memory, a system memory, a processor, an input device, a video card, a color display memory, and a reflection device of known reflectivity. The color display memory stores a first graphical interface and a second graphical interface. The first graphical interface displays a range of intensities of outputs that the display device can generate. The second graphical interface displays a range of hues that the display device can generate. The reflection device defines an aperture. The reflection device is compared to the first graphical interface and the second graphical interface by viewing the interfaces through the aperture. The present invention includes a method for compensating an output device for reflected ambient illumination. The system receives a first input of an intensity of the first graphical interface that appears to match the ambient illumination reflected from the reflection device; the system then receives a second input of a hue of the second graphical interface that appears to match the ambient illumination reflected from the reflection device. The system determines the intensity and hue of the ambient illumination reflected from the output device by matching the intensity and hue of the ambient illumination reflected from the reflection device with the output of the output device. The system then adjusts the outputs of the output device to compensate for the reflected ambient illumination.
    • 用于校正反射环境照明的效果的输出装置的系统包括输出装置,校准存储器,反射率存储器,系统存储器,处理器,输入装置,视频卡,彩色显示存储器和反射装置 已知的反射率。 彩色显示存储器存储第一图形界面和第二图形界面。 第一个图形界面显示显示设备可以产生的输出强度范围。 第二个图形界面显示显示设备可以生成的色调范围。 反射装置限定孔径。 通过观察通过孔径的界面将反射装置与第一图形界面和第二图形界面进行比较。 本发明包括用于补偿反射环境照明的输出装置的方法。 该系统接收第一图形界面的强度的第一输入,该第一图形界面似乎与反射装置反射的环境照明相匹配; 系统然后接收第二图形界面的色调的第二输入,其显示为与反射设备反射的环境照明相匹配。 该系统通过将从反射装置反射的环境照明的强度和色调与输出装置的输出相匹配来确定从输出装置反射的环境照明的强度和色调。 然后系统调整输出设备的输出以补偿反射的环境照明。
    • 63. 发明授权
    • Image sequence processor for personal computer
    • 用于个人计算机的图像序列处理器
    • US5754165A
    • 1998-05-19
    • US523885
    • 1995-09-06
    • Masahiko OyashikiRyosuke NishiguchiHidenori Kawamura
    • Masahiko OyashikiRyosuke NishiguchiHidenori Kawamura
    • H04N9/64G06F3/14G06T3/00G09G5/36G09G5/39G09G5/395G09G5/04
    • G06F3/14G09G2340/125G09G5/39
    • It is sought to display a pluralities of full motion image sequences together with personal computer texts, graphics, etc. on a personal computer display. NTSC signal converters 100 (10A, 10B, . . .) each provided for each video input channel each send out color digital brightness signals of a contracted image size, obtained through conversion of a video input signal. These signals are written in and read out from R, G and B color signal memories 20 under control of a command from a write/read controller 23. The read-out color digital brightness signals are converted in a digital-to-analog converter 30 into analog signals. An overlay controller 31 overleys these analog signals over R, G and B analog inputs from a personal computer under control of a display position determining signal supplied from a CPU via a personal computer bus 41, thus producing R, G and B analog outputs which are displayed as image sequence on the same personal computer display. For the display of a plurality of image sequences, the NTSC signal converter and color signal memories (20e, 20g and 20b) are provided for each video input channel.
    • 寻求在个人计算机显示器上显示多个全运动图像序列以及个人计算机文本,图形等。 每个为每个视频输入通道提供的NTSC信号转换器100(10A,10B ...)均发送通过视频输入信号的转换获得的合同图像尺寸的彩色数字亮度信号。 在来自写/读控制器23的命令的控制下,这些信号被写入R,G和B彩色信号存储器20中并读出。读出的彩色数字亮度信号在数模转换器30中被转换 变成模拟信号。 覆盖控制器31通过来自个人计算机的R,G和B模拟输入,经由个人计算机总线41从CPU提供的显示位置确定信号的控制下,覆盖这些模拟信号,从而产生R,G和B模拟输出 作为图像序列显示在同一个人计算机显示器上。 为了显示多个图像序列,为每个视频输入通道提供NTSC信号转换器和彩色信号存储器(20e,20g和20b)。
    • 64. 发明授权
    • Restoration filter for truncated pixels
    • 截断像素的恢复过滤器
    • US5699079A
    • 1997-12-16
    • US561584
    • 1995-11-21
    • Carroll Philip Gossett
    • Carroll Philip Gossett
    • H04N1/387G06T5/20G09G5/00H04N1/40G09G5/04
    • G06T5/20
    • A system and method for restoring bits of pixels prior to display where the original bits of the pixels were truncated compares each pixel to its neighbors to determine the relative value of each pixel as compared to its neighbors. First, the truncated pixel is shifted. That is, the remaining bits of the pixel are shifted to the left and additional bits are added in the least significant bit positions. Next, the pixel is compared to its neighbors to determine their relative values. For each neighbor that is greater than the pixel in question, the truncated shifted pixel is incremented by one. Similarly, for each neighbor that is less than the pixel in question, the truncated shifted pixel is decremented by one. Once the pixel is evaluated relative to its neighboring pixels, determination of the restored pixel is complete. The restored pixel can then be displayed.
    • 用于在显示器之前恢复像素的位的系统和方法,其中像素的原始位被截断,将每个像素与其邻居进行比较,以确定与其邻居相比每个像素的相对值。 首先,截断像素移位。 也就是说,像素的剩余位向左移位,并且在最低有效位位置添加附加位。 接下来,将像素与其邻居进行比较以确定其相对值。 对于大于所讨论的像素的每个邻居,截断的移位像素增加1。 类似地,对于小于所讨论的像素的每个邻居,截断的移位像素减1。 一旦相对于其相邻像素进行像素的评估,恢复像素的确定就完成了。 然后可以显示恢复的像素。
    • 69. 发明授权
    • Method and apparatus for creating and displaying faithfull color images
on a computer display
    • 用于在计算机显示器上创建和显示忠实彩色图像的方法和装置
    • US5502458A
    • 1996-03-26
    • US974862
    • 1992-11-10
    • Gordon W. BraudawayHelen R. Delp
    • Gordon W. BraudawayHelen R. Delp
    • G06T1/00G06T11/00G09G5/00G09G5/06G09G5/04
    • G09G5/06
    • Faithful color images are created in an efficient manner for display on a specific computer display. A standard computer system generates a palette calibration table, based on information about a standard display. The standard computer system then creates a device independent image from the palette calibration table and from an original image. The palette calibration table and device independent image are then transmitted to a specific computer system. The specific computer system receives the palette calibration table and device independent image from the standard computer system. It calculates a display specific palette from the palette calibration table and from information about the specific display. The specific computer system then generates the faithful color image for display by sending the device independent image and the display specific palette to the display adapter in the specific computer system.
    • 以有效的方式创建忠实的彩色图像,以便在特定的计算机显示器上显示。 标准计算机系统根据有关标准显示的信息生成调色板校准表。 然后,标准计算机系统从调色板校准表和原始图像创建与设备无关的图像。 然后将调色板校准表和设备无关图像传送到特定的计算机系统。 特定的计算机系统从标准计算机系统接收调色板校准表和与设备无关的图像。 它从调色板校准表和关于特定显示的信息计算显示特定调色板。 特定计算机系统然后通过将设备独立图像和显示专用调色板发送到特定计算机系统中的显示适配器来生成用于显示的忠实彩色图像。