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    • 2. 发明申请
    • DISPLAY PROCESSING APPARATUS
    • 显示处理装置
    • WO8800738A3
    • 1988-03-10
    • PCT/GB8700517
    • 1987-07-17
    • SIGMEX LTDMASON JOHN PAULJALES RICHARD JAMESSTOCKS DAVID JOHNGIBBINS ROBERT CHARLES
    • MASON JOHN PAULJALES RICHARD JAMESSTOCKS DAVID JOHNGIBBINS ROBERT CHARLES
    • G06T1/20G06F15/66
    • G06T1/20G09G2360/04
    • For generating and processing display images (possibly different ones on respective multiple display units) a pre-processor (12) supplies data and commands to a SIMD (single instruction multiple data) 8 x 8 array (13) of processing elements (procells) (14), each arranged to process 32 bit data words internally but to output only 8 bits at a time. The array (13) comunicates with a barrel shifter cache (18) via a 512 bit (64 x 8) wide data bus. The cache (18) communicates with pixel stores (VIM) via a 712 bit wide K-bus so that pixzones comprising 8 x 8 arrays of pixels can be caled up for processing in the array/cache arrangement (13, 18). A next-pixzone generator (20) determines the consecutive pixzones for processing on the basis of commands from a SIMD instruction unit IS which also controls the SIMD array (13) and cache (18). Methods of using the SIMD array to generate next-pixel addresses upon which the next-pixzone generator acts are also described.
    • 为了产生和处理显示图像(在各个多显示单元上可能是不同的),预处理器(12)将数据和命令提供给处理元件(处理)的SIMD(单指令多数据)8×8阵列(13) 14),每一个都被设置为在内部处理32位数据字,但一次只输出8位。 阵列(13)通过512位(64×8)宽的数据总线与桶式移位器高速缓存(18)通信。 高速缓冲存储器(18)经由712位宽的K总线与像素存储器(VIM)通信,使得包括8×8像素阵列的像素区可以在阵列/高速缓存设备(13,18)中被处理。 下一个像素区域生成器(20)基于来自也控制SIMD阵列(13)和高速缓存(18)的SIMD指令单元IS的命令来确定用于处理的连续像素。 还描述了使用SIMD阵列来生成下一像素区发生器在其上起作用的下一像素地址的方法。
    • 7. 发明专利
    • PLASTER GRAPHICAL DISPLAY APPARATUS
    • GB8722168D0
    • 1987-10-28
    • GB8722168
    • 1986-03-24
    • SIGMEX LTD
    • G09G5/02
    • PCT No. PCT/GB86/00171 Sec. 371 Date Nov. 20, 1986 Sec. 102(e) Date Nov. 20, 1986 PCT Filed Mar. 24, 1986 PCT Pub. No. WO86/05911 PCT Pub. Date Oct. 9, 1986.Computer graphics requiring three dimensional representation needs very fine color shading which is not possible with only 8 planes (bits) per pixel. In order to provide improved color shading with acceptable resolution a video raster signal, with n (e.g. 8) planes per pixel and based on a resolution of x pixels per line and y lines, can be selectively processed (M1, M2, M3)3) to provide mn (e.g. 16 or 24) planes per macro-pixel where m is an integer greater than 1 and m=m1.m2 where m1 is the dimension in pixels of each macro-pixel along the scan lines and m2 is the dimension of each macro-pixel transverse to the scan lines (in terms of lines of normal raster). In one arrangement the 16 planes normally used to drive 3 color guns (red, green and blue) for an odd-even pixel pair are used for providing non-intersecting sets of 5 planes for each of the guns. In another arrangement the 8 planes for odd and even pixels (i.e. 16 planes available) are used for the red and green guns respectively in one scan line of each pair of scan lines and in the other scan line of the pairs 8 of the 16 planes are used for the blue gun, each of the guns being operated for 50% of the pixel scanning time.
    • 10. 发明专利
    • DE3677013D1
    • 1991-02-21
    • DE3677013
    • 1986-03-24
    • APRICOT SIGMEX LTD
    • JALES JAMESELGOOD CHRISTOPHER
    • G09G5/02G09G1/28
    • PCT No. PCT/GB86/00171 Sec. 371 Date Nov. 20, 1986 Sec. 102(e) Date Nov. 20, 1986 PCT Filed Mar. 24, 1986 PCT Pub. No. WO86/05911 PCT Pub. Date Oct. 9, 1986.Computer graphics requiring three dimensional representation needs very fine color shading which is not possible with only 8 planes (bits) per pixel. In order to provide improved color shading with acceptable resolution a video raster signal, with n (e.g. 8) planes per pixel and based on a resolution of x pixels per line and y lines, can be selectively processed (M1, M2, M3)3) to provide mn (e.g. 16 or 24) planes per macro-pixel where m is an integer greater than 1 and m=m1.m2 where m1 is the dimension in pixels of each macro-pixel along the scan lines and m2 is the dimension of each macro-pixel transverse to the scan lines (in terms of lines of normal raster). In one arrangement the 16 planes normally used to drive 3 color guns (red, green and blue) for an odd-even pixel pair are used for providing non-intersecting sets of 5 planes for each of the guns. In another arrangement the 8 planes for odd and even pixels (i.e. 16 planes available) are used for the red and green guns respectively in one scan line of each pair of scan lines and in the other scan line of the pairs 8 of the 16 planes are used for the blue gun, each of the guns being operated for 50% of the pixel scanning time.