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    • 2. 发明授权
    • Memory control with burst-access capability
    • 具有突发访问功能的内存控制
    • US06751160B1
    • 2004-06-15
    • US08678699
    • 1996-07-11
    • Masahiko Murata
    • Masahiko Murata
    • G11C804
    • G06F13/1689G11C7/1018
    • A memory control apparatus which can effect memory high speed when performing a burst access from a CPU or the like to a memory is provided. When the access from the CPU is started, lower digits of the first address of the burst access are set into a counter. The CPU updates the data at a reading timing. By using the counter, the memory executes the access and the data obtained is stored into a latch. With this method, the data is read out from the memory earlier than conventionally, access can be executed at a high speed.
    • 提供了一种当执行从CPU等到存储器的脉冲串访问时可以实现存储器高速的存储器控​​制装置。 当CPU的访问开始时,突发存取的第一个地址的低位被设置为一个计数器。 CPU在读取时刻更新数据。 通过使用计数器,存储器执行访问,并将获得的数据存储到锁存器中。 利用这种方法,比传统方式更早地从存储器中读出数据,可以高速执行访问。
    • 4. 发明授权
    • Image processing apparatus and method and computer program product
    • 图像处理装置及方法及计算机程序产品
    • US06995862B1
    • 2006-02-07
    • US09443115
    • 1999-11-18
    • Masahiko MurataTomoo Iizumi
    • Masahiko MurataTomoo Iizumi
    • G06F15/00
    • H04N1/6022H04N1/46
    • If Y, M, C, and K color component images are serially generated by one color component image generating device in four steps, it takes much time to perform image processing for printing a one-page full-color image. This makes it impossible to increase the printing speed. In addition, since conversion to Y, M, C, and K data is performed before rendering, rendering logic cannot be faithfully implemented, resulting in poor color reproducibility. In order to solve these problems, image generating devices (103–105) respectively render R, G, and B color component images in bitmap memories 106 to 108, which are divided into areas in units of predetermined bands obtained by dividing a page, on the basis of a display list which is common to R, G, and B data and stored in a memory (102). The rendered color component images on a band basis are converted into C, M, Y, and K color component images by a color space converter (109) in synchronism with the operation of a printer engine.
    • 如果通过四个步骤由一个颜色分量图像生成装置串行地生成Y,M,C和K颜色分量图像,则执行用于打印单页全色图像的图像处理花费大量时间。 这使得不可能提高打印速度。 此外,由于在渲染之前进行到Y,M,C和K数据的转换,不能忠实地执行渲染逻辑,导致差的颜色再现性。 为了解决这些问题,图像产生装置(103-105)分别将位图存储器106至108中的R,G和B颜色分量图像分割成分割为通过划分页面而获得的预定频带的单位的区域 R,G和B数据共同的并存储在存储器(102)中的显示列表的基础。 与打印机引擎的操作同步地,通过颜色空间转换器(109)将基于频带的渲染的颜色分量图像转换成C,M,Y和K颜色分量图像。
    • 7. 发明授权
    • Recording apparatus
    • 记录装置
    • US06246488B1
    • 2001-06-12
    • US08925432
    • 1997-09-08
    • Masahiko Murata
    • Masahiko Murata
    • G06F1500
    • G06K15/12G06K15/1851G06K15/1857G06K2215/0065
    • A plurality of image processors each include an image generation unit which generates image data for respective drawing units based on input record data. An image memory stores the image data generated by the image generation unit, and a data transfer unit transfers the record data from the image memory to a recording mechanism in synchronism with an operation of the recording mechanism. Image data of different areas of an image are alternately generated by the plurality of image processors, and are recorded on a recording medium.
    • 多个图像处理器各自包括图像生成单元,该图像生成单元基于输入记录数据生成各个绘图单元的图像数据。 图像存储器存储由图像生成单元生成的图像数据,并且数据传送单元与记录机构的操作同步地将记录数据从图像存储器传送到记录机构。 图像的不同区域的图像数据由多个图像处理器交替地产生,并被记录在记录介质上。
    • 8. 发明授权
    • Output apparatus with dot density adjustments
    • 具有点密度调节的输出设备
    • US5355231A
    • 1994-10-11
    • US974347
    • 1992-11-10
    • Masahiko Murata
    • Masahiko Murata
    • G06K15/00H04N1/40
    • G06K15/00G06K2215/0011G06K2215/0071G06K2215/0077
    • An output apparatus for receiving code information, developing it into a bit map and recording it, in which the code information is developed into image information of a bit pattern form the image information is recorded on a recording medium and an image which is formed on the recording medium can be recorded while a dot density of the image is changed, and a the dot density is changed for use by the recording means in correspondence to the code system designated by the code information. The printing dot density is automatically changed to the dot density corresponding to the print control program such as an emulation program or the like, so that characters of different fonts such as English and Japanese can be automatically printed at the optimum printing dot densities.
    • 一种用于接收代码信息,将其发展成位图并将其记录在其中的代码信息的输出设备被记录在形成图像信息的位图形的图像信息中,并被记录在记录介质上并形成在图像上的图像 可以在图像的点密度改变时记录记录介质,并且对应于由代码信息指定的代码系统,改变记录装置使用的点密度。 打印点密度自动改变为与诸如仿真程序等的打印控制程序相对应的点密度,使得可以以最佳打印点密度自动打印诸如英文和日文的不同字体的字符。
    • 9. 发明授权
    • Rendering processing apparatus, rendering processing method, computer-readable memory medium, and program
    • 渲染处理装置,渲染处理方法,计算机可读存储介质和程序
    • US07268912B2
    • 2007-09-11
    • US10364518
    • 2003-02-12
    • Masahiko Murata
    • Masahiko Murata
    • H04N1/387G06F3/12
    • G06K15/02G06K15/1851
    • Band rendering processing time in the case where the raster scanning direction of inputted output information and that of a print mechanism are different can be remarkably reduced, and rendering processing efficiency of each page is improved. To expect the further improvement of throughput, a display list to render objects into a band memory is formed on the basis of the inputted output information. A bit map image is rendered into the band memory in accordance with the display list. If it is determined that the raster scanning direction of the inputted output information and that of the print mechanism are different, a rotating process is executed to the bit map image rendered in a rendering step so as to be matched with the raster scanning direction of the print mechanism and the rotated data is transferred to the print mechanism.
    • 在输入的输出信息的光栅扫描方向和打印机构的光栅扫描方向不同的情况下的带渲染处理时间可以显着地减少,并且提高了每页的渲染处理效率。 为了期望进一步提高吞吐量,基于输入的输出信息形成用于将对象呈现到带存储器中的显示列表。 根据显示列表将位图图像呈现到带存储器中。 如果确定输入的输出信息的光栅扫描方向和打印机构的光栅扫描方向不同,则对在渲染步骤中呈现的位图图像执行旋转处理,以便与 打印机构和旋转的数据被传送到打印机构。