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    • 71. 发明授权
    • Display device and electronic device
    • 显示设备和电子设备
    • US08144146B2
    • 2012-03-27
    • US11579818
    • 2005-05-16
    • Shunpei YamazakiJun Koyama
    • Shunpei YamazakiJun Koyama
    • G09G3/32G09G5/00
    • G09G3/3258G09G2310/0256G09G2320/0285G09G2320/029G09G2320/041G09G2320/043G09G2320/048G09G2330/02
    • The display device of the invention includes a light emitting element, a monitoring light emitting element, a constant current source which supplies a constant current to the monitoring light emitting element, a time-based measurement circuit which measures time to supply a power source to the light emitting element, a memory circuit which stores V-I characteristics with time of the light emitting element, a correction data forming circuit which forms correction data based on an output of the monitoring light emitting element, an output of the time-based measurement circuit, and the characteristics with time, and a power source circuit which corrects a power source potential based on the correction data and supplies the corrected power source potential to the light emitting element.
    • 本发明的显示装置包括发光元件,监视发光元件,向监控发光元件供给恒定电流的恒流源,时间测量电路,其测量向电源供应电源的时间 发光元件,存储VI特性与发光元件的时间的存储电路,校正数据形成电路,其基于监视发光元件的输出,基于时间的测量电路的输出,和 具有时间特性的电源电路,以及基于校正数据校正电源电位的电源电路,并将校正的电源电位提供给发光元件。
    • 72. 发明授权
    • Semiconductor device
    • 半导体器件
    • US08144013B2
    • 2012-03-27
    • US12358349
    • 2009-01-23
    • Jun KoyamaShunpei Yamazaki
    • Jun KoyamaShunpei Yamazaki
    • H04Q5/22
    • G06K19/0723G06K19/0719
    • A semiconductor device with improved reliability, in which increase in power consumption can be reduced. The semiconductor device includes an antenna for transmitting and receiving a wireless signal to/from a communication device and at least first and second functional circuits electrically connected to the antenna. The first functional circuit includes a power supply control circuit for controlling power supply voltage output from a power supply circuit in the second functional circuit. A power supply control circuit in the second functional circuit includes a transistor of which first terminal is electrically connected to an output terminal of the power supply circuit and second terminal is electrically connected to a ground line. A gate terminal of the transistor is electrically connected to the power supply control circuit included in one functional circuit.
    • 具有可靠性提高的能够降低功耗增加的半导体装置。 半导体器件包括用于向/从通信设备发送和接收无线信号的天线以及电连接到天线的至少第一和第二功能电路。 第一功能电路包括用于控制从第二功能电路中的电源电路输出的电源电压的电源控制电路。 第二功能电路中的电源控制电路包括晶体管,其第一端子电连接到电源电路的输出端子,并且第二端子电连接到接地线。 晶体管的栅极端子电连接到包括在一个功能电路中的电源控制电路。
    • 74. 发明申请
    • METHOD FOR DRIVING LIQUID CRYSTAL DISPLAY DEVICE
    • 驱动液晶显示装置的方法
    • US20120026163A1
    • 2012-02-02
    • US13191031
    • 2011-07-26
    • Jun KoyamaShunpei Yamazaki
    • Jun KoyamaShunpei Yamazaki
    • G06T15/00
    • H04N13/324G09G3/003G09G3/3688G09G2310/0235G09G2310/0286G09G2310/063G09G2320/0209H04N13/341
    • Data of display data signals input to a plurality of display circuits are alternately switched between an image data for the left eye and an image data for the right eye every a plurality of frame periods; the plurality of display circuits are divided into a plurality of groups each including the display circuits in at least one row, and in each group, pulses of display selection signals are sequentially input Z (Z is a natural number greater than or equal to 3) times to the display circuits in the respective rows; and data of the display data signal input during a K-th (K is a natural number greater than or equal to 2) frame period and data of the display data signal input during a (K−1)-th frame period are compared. As a result, a color image and a black image are selectively displayed.
    • 输入到多个显示电路的显示数据信号的数据在多个帧周期中在左眼的图像数据和右眼的图像数据之间交替地切换; 多个显示电路被分成多个组,每个组包括至少一行中的显示电路,并且在每个组中,显示选择信号的脉冲被顺序地输入Z(Z是大于或等于3的自然数) 次到各行中的显示电路; 并且比较在第K(K是大于或等于2的自然数)帧期间输入的显示数据信号的数据和在(K-1)帧周期期间输入的显示数据信号的数据。 结果,选择性地显示彩色图像和黑色图像。
    • 77. 发明授权
    • Non-volatile memory and semiconductor device
    • 非易失性存储器和半导体器件
    • US08054690B2
    • 2011-11-08
    • US12814761
    • 2010-06-14
    • Shunpei YamazakiJun KoyamaKiyoshi Kato
    • Shunpei YamazakiJun KoyamaKiyoshi Kato
    • G11C16/04
    • G11C11/5621G11C11/5628G11C11/5642G11C11/5671G11C16/0433G11C16/10G11C16/16G11C16/26G11C16/32
    • There is provided a non-volatile memory which enables high accuracy threshold control in a writing operation. In the present invention, a drain voltage and a drain current of a memory transistor are controlled to carry out a writing operation of a hot electron injection system, which is wherein a charge injection speed does not depend on a threshold voltage. FIGS. 1A and 1B are views of a circuit structure for controlling the writing. In FIGS. 1A and 1B, an output of an operational amplifier 103 is connected to a control gate of a memory transistor 101, a constant current source 102 is connected to a drain electrode, and a source electrode is grounded. The constant current source 102 and a voltage Vpgm are respectively connected to two input terminals of the operational amplifier 103.
    • 提供了一种在写入操作中实现高精度阈值控制的非易失性存储器。 在本发明中,控制存储晶体管的漏极电压和漏极电流,进行热电子注入系统的写入动作,其中电荷注入速度不依赖于阈值电压。 图 图1A和1B是用于控制写入的电路结构的视图。 在图 如图1A和1B所示,运算放大器103的输出连接到存储晶体管101的控制栅极,恒流源102连接到漏电极,源电极接地。 恒流源102和电压Vpgm分别连接到运算放大器103的两个输入端。