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    • 3. 发明授权
    • LED lighting circuit, LED illumination device, and LED illumination unit socket
    • LED照明电路,LED照明装置和LED照明单元插座
    • US09226364B2
    • 2015-12-29
    • US13881724
    • 2011-10-27
    • Hisashi FukasawaTakashi Akiyama
    • Hisashi FukasawaTakashi Akiyama
    • H05B37/02H05B33/08F21K99/00F21Y101/02
    • H05B37/02F21K9/23F21Y2115/10H02M1/32H02M7/06H02M7/5383H05B33/08H05B33/0809H05B33/0815Y02B20/383
    • The purpose of the present invention is to provide an LED lighting circuit, which can normally light an LED even if an alternating current power supply is an electronic transformer, an LED illuminating device, and a socket for an LED illuminating unit. Disclosed is an LED lighting circuit includes a rectifier circuit for rectifying an AC output from an AC power supply, an LED drive unit, which drives the LED by having rectifying output inputted thereto from the rectifying circuit, a reverse current preventing unit, which is provided between the rectifying circuit and the LED drive unit, and a terminal voltage control unit, which reduces the output terminal voltage of the rectifying circuit in the case where the alternating current output from the alternating current power supply is unstable or stopped. Also provided are an LED illuminating device, and a socket for an LED illuminating unit.
    • 本发明的目的是提供一种即使交流电源是电子变压器,LED照明装置和用于LED照明单元的插座也可以使LED常亮的LED点亮电路。 公开了一种LED照明电路,其包括:整流电路,用于整流来自交流电源的交流输出,LED驱动单元,其通过从整流电路输入的整流输出来驱动LED;反向电流防止单元,其设置 在整流电路和LED驱动单元之间,以及终端电压控制单元,其在从交流电源输出的交流电流不稳定或停止的情况下降低整流电路的输出端子电压。 还提供了LED照明装置和用于LED照明单元的插座。
    • 6. 发明申请
    • DATABASE UPDATE CONTROL APPARATUS, DATABASE MANAGEMENT SYSTEM, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM
    • 数据库更新控制设备,数据库管理系统和非终端计算机可读存储介质
    • US20130036090A1
    • 2013-02-07
    • US13494051
    • 2012-06-12
    • Takashi Akiyama
    • Takashi Akiyama
    • G06F7/00G06F17/30
    • G06F17/30578G06F11/1662G06F11/2094G06F11/2097G06F2201/80G06F2201/82
    • When update information with respect to a first database or a second database is received, a database update control apparatus updates the first database or the second database on the basis of the update information. When updating the first database or the second database, the database update control apparatus associates pre-update data with an identifier that is added to the update information and retains them for each database. The database update control apparatus extracts, for each database from among the retained identifiers, an identifier that indicates the latest update information and specifies, from the extracted identifiers, an identifier that is the oldest updated identifier. The database update control apparatus reflects pre-update data associated with an identifier that is newer than that specified in a corresponding database out of the first database and the second database.
    • 当接收到关于第一数据库或第二数据库的更新信息时,数据库更新控制装置基于更新信息来更新第一数据库或第二数据库。 当更新第一数据库或第二数据库时,数据库更新控制装置将更新前数据与添加到更新信息的标识符相关联,并将其保留给每个数据库。 数据库更新控制装置从保留标识符中的每个数据库中提取指示最新更新信息的标识符,并从提取的标识符中指定作为最旧更新标识符的标识符。 数据库更新控制装置反映与第一数据库和第二数据库之外的相应数据库中指定的标识符相比更新的标识符的更新前数据。
    • 8. 发明授权
    • Display device
    • 显示设备
    • US08232932B2
    • 2012-07-31
    • US11905156
    • 2007-09-27
    • Rintarou TakahashiTakashi Akiyama
    • Rintarou TakahashiTakashi Akiyama
    • G09G3/30
    • G09G3/3614G09G3/2022G09G3/3208G09G2310/0254
    • The present invention suppresses the generation of a leak current that accompanies the polarity inversion of the voltage waveform of the opposing electrode. The display device that performs display by sequentially scanning a plurality of scan signal lines in a single cycle period comprises: a plurality of data signal lines that intersect the scan signal lines; a pixel electrode that is connected to the data signal lines; and an opposing electrode that is disposed opposite the pixel electrode and for which the polarity of an application voltage is inverted in each of the cycle periods. The cycle period includes a scan period in which one full scan of the scan signal lines is performed and a non-scan period in which the scan signal lines are not scanned. In the non-scan period, the absolute value across the gate and drain is held at or above a predetermined value and the decrease in a voltage difference between a pixel potential and a gate OFF potential caused by the polarity inversion of the application voltage to the opposing electrode is reduced. In a non-scan period, the polarity of the voltage applied to the opposing electrode is fixed at either polarity irrespective of the polarity inversion of the voltage of the opposing electrode in each cycle period.
    • 本发明抑制伴随着相对电极的电压波形的极性反转的漏电流的产生。 通过在单个周期中顺序扫描多条扫描信号线进行显示的显示装置包括:与扫描信号线相交的多条数据信号线; 连接到数据信号线的像素电极; 以及与像素电极相对设置并且在每个循环周期中施加电压的极性反转的对置电极。 循环周期包括其中执行扫描信号线的一次全扫描和不扫描扫描信号线的非扫描周期的扫描周期。 在非扫描周期中,栅极和漏极两端的绝对值保持在预定值以上,并且由施加电压的极性反转引起的像素电位与栅极截止电位之间的电压差的降低 相对电极减少。 在非扫描周期中,施加到对置电极的电压的极性固定为任一极性,而与每个周期中相对电极的电压的极性反转无关。