Image forming apparatus implemented by a distributed control system
    1.
    发明授权
    Image forming apparatus implemented by a distributed control system 有权
    由分布式控制系统实现的图像形成装置

    公开(公告)号:US08576427B2

    公开(公告)日:2013-11-05

    申请号:US12713129

    申请日:2010-02-25

    IPC分类号: G06F3/12

    CPC分类号: G03G15/50

    摘要: There are provided an image forming apparatus which implements divisional control using a plurality of control units without an increase in cost and a control method for the apparatus. To accomplish this, this image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of salve control units that control loads for implementing a plurality of functions. The master control unit is connected to the plurality of sub-master control units via first signal lines. The plurality of sub-master control units are connected to the plurality of slave control units via second signal lines higher in data transfer timing accuracy than the first signal lines.

    摘要翻译: 提供了一种图像形成装置,其使用多个控制单元实现分割控制,而不增加成本,并且该装置的控制方法。 为了实现这一点,该图像形成装置包括控制整个图像形成装置的主控制单元,控制用于执行图像形成的多个功能的多个子主控制单元和控制负载的多个控制单元 用于实现多个功能。 主控单元经由第一信号线与多个子主控单元连接。 多个子主控制单元经由比数据传送定时精度高于第一信号线的第二信号线连接到多个从属控制单元。

    IMAGE FORMING APPARATUS
    3.
    发明申请
    IMAGE FORMING APPARATUS 有权
    图像形成装置

    公开(公告)号:US20100231962A1

    公开(公告)日:2010-09-16

    申请号:US12713129

    申请日:2010-02-25

    IPC分类号: G06F3/12

    CPC分类号: G03G15/50

    摘要: There are provided an image forming apparatus which implements divisional control using a plurality of control units without an increase in cost and a control method for the apparatus. To accomplish this, this image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of salve control units that control loads for implementing a plurality of functions. The master control unit is connected to the plurality of sub-master control units via first signal lines. The plurality of sub-master control units are connected to the plurality of slave control units via second signal lines higher in data transfer timing accuracy than the first signal lines.

    摘要翻译: 提供了一种图像形成装置,其使用多个控制单元实现分割控制,而不增加成本,并且该装置的控制方法。 为了实现这一点,该图像形成装置包括控制整个图像形成装置的主控制单元,控制用于执行图像形成的多个功能的多个子主控制单元和控制负载的多个控制单元 用于实现多个功能。 主控单元经由第一信号线与多个子主控单元连接。 多个子主控制单元经由比数据传送定时精度高于第一信号线的第二信号线连接到多个从属控制单元。

    Image forming apparatus
    5.
    发明授权
    Image forming apparatus 有权
    图像形成装置

    公开(公告)号:US08341461B2

    公开(公告)日:2012-12-25

    申请号:US12731218

    申请日:2010-03-25

    IPC分类号: G06F11/00

    CPC分类号: G03G15/50

    摘要: There is provided an image forming apparatus which adopts a distributed control system and increases the error detection accuracy of each control unit. To accomplish this, the image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of slave control units that control loads for implementing a plurality of functions. The master control unit determines a diagnosis path for performing a diagnosis process for an error using the signal lines and a connection bridge connected to the respective control units. The master control unit performs the diagnosis process for an error in accordance with the determined diagnosis path.

    摘要翻译: 提供了一种图像形成装置,其采用分布式控制系统,并提高每个控制单元的检错精度。 为了实现这一点,图像形成装置包括控制整个图像形成装置的主控制单元,控制用于执行图像形成的多个功能的多个子主控制单元和控制负载的多个从控制单元 用于实现多个功能。 主控制单元使用信号线和连接到各个控制单元的连接桥来确定用于执行误差的诊断处理的诊断路径。 主控制单元根据确定的诊断路径执行错误的诊断处理。

    Image forming apparatus
    6.
    发明授权
    Image forming apparatus 失效
    图像形成装置

    公开(公告)号:US08503013B2

    公开(公告)日:2013-08-06

    申请号:US12724690

    申请日:2010-03-16

    IPC分类号: G06F3/12 G06K15/00

    摘要: There is provided an image forming apparatus which adopts a distributed control system and suppresses generation of radiation noise without increasing the cost. To accomplish this, the image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of salve control units that control loads for implementing a plurality of functions. The image forming apparatus performs distributed control. The image forming apparatus determines the operating frequencies of the salve control units in accordance with loads controlled by the salve control units. The image forming apparatus compares the operating frequencies of the slave control units. Based on the comparison result, the image forming apparatus changes the operating frequency of a slave control unit that is equal to the operating frequency of another slave control unit.

    摘要翻译: 提供了一种图像形成装置,其采用分布式控制系统,并且抑制辐射噪声的产生而不增加成本。 为了实现这一点,图像形成装置包括控制整个图像形成装置的主控制单元,控制用于执行图像形成的多个功能的多个子主控制单元和控制负载的多个控制单元 用于实现多个功能。 图像形成装置执行分布式控制。 图像形成装置根据由药物控制单元控制的负荷来确定药膏控制单元的操作频率。 图像形成装置比较从属控制单元的工作频率。 基于比较结果,图像形成装置改变从控制单元的操作频率等于另一个从控制单元的工作频率。

    IMAGE FORMING APPARATUS
    7.
    发明申请
    IMAGE FORMING APPARATUS 失效
    图像形成装置

    公开(公告)号:US20100272454A1

    公开(公告)日:2010-10-28

    申请号:US12724690

    申请日:2010-03-16

    IPC分类号: G03G15/00

    摘要: There is provided an image forming apparatus which adopts a distributed control system and suppresses generation of radiation noise without increasing the cost. To accomplish this, the image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of salve control units that control loads for implementing a plurality of functions. The image forming apparatus performs distributed control. The image forming apparatus determines the operating frequencies of the salve control units in accordance with loads controlled by the salve control units. The image forming apparatus compares the operating frequencies of the slave control units. Based on the comparison result, the image forming apparatus changes the operating frequency of a slave control unit that is equal to the operating frequency of another slave control unit.

    摘要翻译: 提供了一种图像形成装置,其采用分布式控制系统,并且抑制辐射噪声的产生而不增加成本。 为了实现这一点,图像形成装置包括控制整个图像形成装置的主控制单元,控制用于执行图像形成的多个功能的多个子主控制单元和控制负载的多个控制单元 用于实现多个功能。 图像形成装置执行分布式控制。 图像形成装置根据由药物控制单元控制的负荷来确定药膏控制单元的操作频率。 图像形成装置比较从属控制单元的工作频率。 基于比较结果,图像形成装置改变从控制单元的操作频率等于另一个从控制单元的工作频率。

    IMAGE FORMING APPARATUS
    8.
    发明申请
    IMAGE FORMING APPARATUS 有权
    图像形成装置

    公开(公告)号:US20100268989A1

    公开(公告)日:2010-10-21

    申请号:US12731218

    申请日:2010-03-25

    IPC分类号: G06F11/07 G06F13/36

    CPC分类号: G03G15/50

    摘要: There is provided an image forming apparatus which adopts a distributed control system and increases the error detection accuracy of each control unit. To accomplish this, the image forming apparatus includes a master control unit that controls the overall image forming apparatus, a plurality of sub-master control units that control a plurality of functions for performing image formation, and a plurality of salve control units that control loads for implementing a plurality of functions. The master control unit determines a diagnosis path for performing a diagnosis process for an error using the signal lines and connection bridge connected to the respective control units. The master control unit performs the diagnosis process for an error in accordance with the determined diagnosis path.

    摘要翻译: 提供了一种图像形成装置,其采用分布式控制系统,并提高每个控制单元的检错精度。 为了实现这一点,图像形成装置包括控制整个图像形成装置的主控制单元,控制用于执行图像形成的多个功能的多个子主控制单元和控制负载的多个控制单元 用于实现多个功能。 主控制单元使用连接到各个控制单元的信号线和连接桥来确定用于执行误差的诊断处理的诊断路径。 主控制单元根据确定的诊断路径执行错误的诊断处理。

    IMAGE FORMING APPARATUS AND CONTROL APPARATUS
    9.
    发明申请
    IMAGE FORMING APPARATUS AND CONTROL APPARATUS 有权
    图像形成装置和控制装置

    公开(公告)号:US20110225443A1

    公开(公告)日:2011-09-15

    申请号:US13041713

    申请日:2011-03-07

    IPC分类号: G06F1/04

    CPC分类号: G06F1/04

    摘要: The present image forming apparatus includes a first control unit and a second control unit driven by built-in clock oscillators to realize the distributed control. The first control unit generates, using a first timer driven by the built-in clock oscillator of the first control unit, a pulse signal corresponding to a predetermined clock rate and outputs the pulse signal to the second control unit. The second control unit measures, using a second timer driven by the built-in clock oscillator of the second control unit, a pulse width of the pulse signal outputted from the first control unit, and calculates a correction coefficient using reference pulse width corresponding to the predetermined clock rate and the measured pulse width. The processing unit processes using the calculated correction coefficient.

    摘要翻译: 本图像形成装置包括由内置时钟振荡器驱动以实现分布式控制的第一控制单元和第二控制单元。 第一控制单元使用由第一控制单元的内置时钟振荡器驱动的第一定时器产生对应于预定时钟速率的脉冲信号,并将该脉冲信号输出到第二控制单元。 第二控制单元使用由第二控制单元的内置时钟振荡器驱动的第二定时器测量从第一控制单元输出的脉冲信号的脉冲宽度,并使用与第一控制单元对应的参考脉冲宽度来计算校正系数 预定的时钟速率和测量的脉冲宽度。 处理单元使用计算的校正系数进行处理。

    IMAGE FORMING APPARATUS
    10.
    发明申请
    IMAGE FORMING APPARATUS 有权
    图像形成装置

    公开(公告)号:US20110047403A1

    公开(公告)日:2011-02-24

    申请号:US12852118

    申请日:2010-08-06

    IPC分类号: G06F11/00

    摘要: This invention provides an image forming apparatus that suppresses a control error between CPUs when the CPUs operate in cooperation with each other in distributed control by the CPUs. To accomplish this, the image forming apparatus utilizes a distributed control system. Respective CPUs measure time interval concerning image formation processing using their built-in clock oscillators, and perform operations in cooperation with each other. Correction coefficients are calculated based on the time interval measured by the respective CPUs to correct a measurement error generated by the operation an error of the respective clock oscillators. Clock count values each indicating a timing to drive a load is corrected based on the correction coefficients.

    摘要翻译: 本发明提供了一种图像形成装置,当CPU在CPU的分布式控制中彼此协作操作时,抑制CPU之间的控制误差。 为了实现这一点,图像形成装置利用分布式控制系统。 相应的CPU使用其内置时钟振荡器测量关于图像形成处理的时间间隔,并且彼此协作地执行操作。 基于由各个CPU测量的时间间隔来校正校正系数,以校正由操作产生的测量误差各个时钟振荡器的误差。 基于校正系数来校正每个表示驱动负载的定时的时钟计数值。