Light-emitting device including a memory thyristor array, print head and image forming apparatus including the same
    9.
    发明授权
    Light-emitting device including a memory thyristor array, print head and image forming apparatus including the same 有权
    包括存储晶闸管阵列,打印头和包括其的图像形成装置的发光装置

    公开(公告)号:US08754354B2

    公开(公告)日:2014-06-17

    申请号:US13779908

    申请日:2013-02-28

    IPC分类号: G01J1/32

    摘要: A light-emitting device includes: an array of light-emitting elements connected to a light-up signal line to supply a current for lighting up; an array of memory elements provided so as to correspond to the respective light-emitting elements, connected through respective resistances to a memory signal line to supply a signal to designate a light-emitting element to be lighted up, and memorizing by getting turned on that a corresponding light-emitting element is to be lighted up; and an array of switch elements provided so as to correspond to the respective memory elements, electrically connected to the respective memory elements, connected to a transfer signal line to supply signals to set so as to allow a sequential shift of an ON state from one side end to the other end side, and causing the respective memory elements to be likely to be set in an ON state by getting turned on.

    摘要翻译: 发光装置包括:连接到点亮信号线的发光元件的阵列,以提供用于点亮的电流; 存储元件的阵列,其设置成对应于各个发光元件,通过各自的电阻连接到存储器信号线,以提供信号来指定要点亮的发光元件,并通过将该发光元件开启来记忆 相应的发光元件要点亮; 以及一组开关元件,其设置成与各个存储器元件对应地设置,电连接到相应的存储器元件,连接到传输信号线以提供信号以设置以允许从一侧顺序地移动接通状态 结束到另一端侧,并且通过接通导致各个存储元件可能被设置为ON状态。

    Light-emitting element head, image forming apparatus and signal supply method
    10.
    发明授权
    Light-emitting element head, image forming apparatus and signal supply method 有权
    发光元件头,图像形成装置和信号供给方法

    公开(公告)号:US08004550B2

    公开(公告)日:2011-08-23

    申请号:US12468278

    申请日:2009-05-19

    申请人: Seiji Ohno

    发明人: Seiji Ohno

    IPC分类号: B41J2/435 B41J2/47

    摘要: The light-emitting element head includes: a first signal supply unit supplying a first signal for sequentially specifying a plurality of light-emitting elements one by one as a control target for control in common to light-emitting element chips; a second signal supply unit supplying second signals for giving an instruction to emit or not to emit light to one of the elements specified as the control target to a set of light-emitting element chips so that each of the signals is supplied in common to plural light-emitting element chips belonging to each of N groups into which the set of chips are divided; and an enable signal supply unit that supplies enable signals for allowing the set of chips to receive the second signals which are different from one another so that the enable signals are supplied respectively to the chips belonging to each of the N groups.

    摘要翻译: 发光元件头包括:第一信号供给单元,其逐个提供用于依次指定多个发光元件的第一信号作为用于与发光元件芯片共同控制的控制对象; 第二信号提供单元,向第一发光元件芯片提供第二信号,以提供发出或不向被指定为控制目标的元件之一发出光的指令,使得每个信号被共同供给到多个 属于分组的芯片组的N组中的每一个的发光元件芯片; 以及使能信号提供单元,其提供用于允许所述芯片组接收彼此不同的第二信号的使能信号,使得使能信号分别提供给属于每个N组的芯片。