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    • 2. 发明授权
    • Image display system
    • 图像显示系统
    • US5287179A
    • 1994-02-15
    • US992237
    • 1991-05-31
    • Hitoshi SensoYoshio AraiMasao Fukuda
    • Hitoshi SensoYoshio AraiMasao Fukuda
    • H04N7/01H04N9/12
    • H04N7/0112H04N7/0125H04N9/12
    • An image display system is provided in which an image to be displayed is subdivided into a plurality of images. The plurality of images are displayed on a plurality of display devices. An image is converted to a high definition television signal, and then converted to a plurality of signals compatible with standard television systems. Since the image is subdivided electronically, mismatching between screens is avoided. Further, when the input image to be displayed has an aspect ratio larger or smaller than that of the high definition television system, the displayed image is appropriately shifted, thus eliminating hardware and reducing the system cost.
    • 提供一种图像显示系统,其中要显示的图像被细分成多个图像。 多个图像显示在多个显示装置上。 将图像转换成高清晰度电视信号,然后转换为与标准电视系统兼容的多个信号。 由于图像被电子细分,因此避免了屏幕之间的不匹配。 此外,当要显示的输入图像的纵横比大于或小于高清晰度电视系统的宽高比时,显示的图像被适当地移位,从而消除硬件并降低系统成本。
    • 4. 发明授权
    • Display control device
    • 显示控制装置
    • US5459477A
    • 1995-10-17
    • US125082
    • 1993-09-22
    • Masao FukudaYoshio Arai
    • Masao FukudaYoshio Arai
    • G06F3/14G09G5/36H04N5/74H04N9/31G09G5/00
    • G06F3/1446H04N5/74H04N9/31G09G2340/0407
    • In a display control device according to this invention, video signals are given in parallel each of a plurality of extracting means via a common bus means. For this reason, each extracting means can selectively extract any of the video signals. Each extracting means extracts a portion of or all of required video signals in correspondence to a display area (an area on the display means defined by a display pattern) to be extracted from each of the video signals. The extracted video signals (concretely real luminance signals, interpolated luminance signals, and color signals) are interpolated in horizontal and vertical directions according to a magnification of the display pattern on the display means. This interpolation is an operation to supplement picture elements corresponding to a number of scanning lines and length of the scanning lines which become short when a specified area of the video signal, which is an original signal, is enlarged. The video signals thus interpolated are given to corresponding display units on the display means, respectively. As a result, video signals can be developed at an optional position on the means with an optional size, and in an optional combination.
    • 在根据本发明的显示控制装置中,通过公共总线装置并行地给出多个提取装置中的每一个的视频信号。 为此,每个提取装置可以选择性地提取任何视频信号。 每个提取装置对应于要从每个视频信号提取的显示区域(由显示模式定义的显示装置上的区域)提取所需视频信号的一部分或全部。 所提取的视频信号(具体地,实际亮度信号,内插亮度信号和颜色信号)根据显示装置上的显示图案的放大倍率在水平和垂直方向上内插。 该内插是当作为原始信号的视频信号的指定区域被放大时,补充对应于多条扫描线的图像元素和扫描线的长度变短的操作。 这样内插的视频信号分别被给予显示装置上的对应的显示单元。 因此,视频信号可以在具有可选尺寸的装置的可选位置上以可选组合进行显影。
    • 6. 发明授权
    • Flame detecting arrangement for detecting a flame through horizontal and
vertical scanning of a supervisory region by using a photodetector
    • 火焰检测装置,用于通过使用光电检测器的监控区域的水平和垂直扫描来检测火焰
    • US4800285A
    • 1989-01-24
    • US68145
    • 1987-06-29
    • Kouji AkibaAkira KitajimaYoshio Arai
    • Kouji AkibaAkira KitajimaYoshio Arai
    • G01J1/42G08B17/12
    • G08B17/12
    • A flame detecting apparatus and a flame detecting method which utilizes a flame detector having a directivity and provided with a photodetector such as a photodiode or a phototransistor which produces a photo-output in response to the intensity of light incident thereupon. The flame detector is scanned sequentially in the horizontal and the vertical direction within a supervisory region. When a photo-output from said flame detector obtained in the horizontal or vertical scanning by said scanning means exceeds a predetermined threshold value, one of the horizontal and the vertical scanning is suspended, while repeating the other, vertical or horizontal, scanning at the same horizontal or vertical position several times. Flame determination is made when the changes in the photo-outputs, which is obtained through the repeated scanning, exceed a predetermined value and they last over a predetermined scanning angle.
    • 一种火焰检测装置和火焰检测方法,其使用具有方向性的火焰检测器,并且设置有光电检测器,例如光电二极管或光电晶体管,其响应于入射到其上的光的强度产生光输出。 火焰检测器在监控区域内沿水平方向和垂直方向依次扫描。 当通过所述扫描装置在水平或垂直扫描中获得的来自所述火焰探测器的光输出超过预定阈值时,水平和垂直扫描中的一个被暂停,同时重复另一个垂直扫描或水平扫描 水平或垂直位置几次。 当通过重复扫描获得的光输出的变化超过预定值并且它们持续超过预定的扫描角度时,进行火焰确定。