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    • 1. 发明申请
    • SD memory card for extension of function
    • SD存储卡扩展功能
    • US20050224589A1
    • 2005-10-13
    • US11098462
    • 2005-04-05
    • Young ParkJi ParkYoung KimSung Jun
    • Young ParkJi ParkYoung KimSung Jun
    • G06K19/06G06K19/07
    • G06K19/07732G06K19/0723
    • Provided is a secure digital memory card for extension of function, including: a flash memory installed in a host device and storing data generated by the host device; a controller controlling an access interface to the flash memory; a radio frequency circuit performing functions of a contactless integrated circuit card and a contactless integrated circuit card reader through a wireless interface control of the controller; an antenna unit connected to the radio frequency circuit to perform a function of a transmission and reception antenna; and a contact integrated circuit card adapter performing the function of the contact integrated circuit card reader through a wire interface control of the controller.
    • 提供了一种用于扩展功能的安全数字存储卡,包括:安装在主机设备中并存储由主机设备生成的数据的闪存; 控制器对闪速存储器的访问接口的控制器; 通过控制器的无线接口控制来执行非接触集成电路卡和非接触式集成电路卡读取器的功能的射频电路; 连接到射频电路以执行发送和接收天线的功能的天线单元; 和接触式集成电路卡适配器,通过控制器的接线控制来执行接触式集成电路读卡器的功能。
    • 2. 发明申请
    • Apparatus and method for generating variable constant voltage
    • 用于产生可变恒定电压的装置和方法
    • US20060261796A1
    • 2006-11-23
    • US11437103
    • 2006-05-19
    • Ji ParkYoung ParkSung Jun
    • Ji ParkYoung ParkSung Jun
    • G05F3/04
    • G05F1/565
    • Provided are a variable constant voltage generator generating a plurality of constant voltages, and more particularly, to a variable constant voltage generator which varies a reference voltage by changing a resistance value through on/off switching, thereby converting an output voltage into a plurality of constant voltages. The apparatus for generating a variable constant voltage, the apparatus includes: a reference voltage controller controlling on/off switches connected to ends of N resistors according to a digital signal value; a variable reference voltage generator generating a reference voltage corresponding to a resistance value obtained by controlling the on/off switches; and a regulator generating a constant voltage based on the reference voltage and an external input voltage.
    • 提供一种产生多个恒定电压的可变恒定电压发生器,更具体地说,涉及一种可变恒定电压发生器,其通过通过导通/截止开关改变电阻值来改变参考电压,从而将输出电压转换成多个常数 电压。 用于产生可变恒定电压的装置,该装置包括:参考电压控制器,控制根据数字信号值连接到N个电阻器的端部的接通/断开开关; 产生对应于通过控制所述开/关开关获得的电阻值的参考电压的可变参考电压发生器; 以及基于参考电压和外部输入电压产生恒定电压的调节器。
    • 5. 发明授权
    • System and method for transmitting USB data over a DisplayPort transmission link
    • 通过DisplayPort传输链路传输USB数据的系统和方法
    • US09323698B2
    • 2016-04-26
    • US13241127
    • 2011-09-22
    • Ji ParkPrashant Shamarao
    • Ji ParkPrashant Shamarao
    • G06F3/00G06F13/14G09G5/00H04L29/08H04L12/40H04L29/06G06F13/42
    • G06F13/14G06F13/4265G09G5/006G09G2370/04G09G2370/045G09G2370/10H04L12/4013H04L67/2823H04L69/08
    • A data transmission system is provided. The data transmission system includes a source device having a source device controller and a register and a sink device having a sink device controller. The data transmission system also includes a transmission link coupling the source device and the sink device. The transmission link includes a unidirectional main line having a plurality of main link channels, a bidirectional auxiliary line configured to transmit data between the source device and the sink device at a first data rate, and a unidirectional interrupt line. The transmission link is configured to transmit data from the source device to the sink device over one of the main link lines at a second data rate and to transmit data from the sink device to the source device over the auxiliary line at the second data rate. The transmission link may comply with the DisplayPort standard, and the data may be transmitted in accordance with the USB standard.
    • 提供数据传输系统。 数据传输系统包括具有源设备控制器和寄存器的源设备以及具有宿设备控制器的宿设备。 数据传输系统还包括耦合源设备和宿设备的传输链路。 传输链路包括具有多个主链路信道的单向主线,被配置为以第一数据速率在源设备和宿设备之间传输数据的双向辅助线路和单向中断线路。 传输链路被配置为以第二数据速率通过主链路线之一从源设备向宿设备发送数据,并且以第二数据速率通过辅助线路将数据从宿设备传输到源设备。 传输链路可以符合DisplayPort标准,并且数据可以根据USB标准传输。
    • 6. 发明授权
    • Digital video data relay
    • 数字视频数据中继
    • US08583841B2
    • 2013-11-12
    • US12905377
    • 2010-10-15
    • Henry ZengJi Park
    • Henry ZengJi Park
    • G06F3/00G06F13/00G06F13/12
    • H04N21/43635G06F3/1423G09G5/008G09G2370/10G09G2370/12H03L7/0807H03L7/23H04L25/242H04L25/247
    • A video relay circuit is provided including an input channel to receive input video data packets; a first circuit to convert the input video data packets into data for a display device; a second circuit coupled to the first circuit to retime, recondition and re-drive the data channels; an output channel to couple the video data packets into an output stream. Also provided is a video data transmission link including a video relay circuit as above and a daisy chain of video display devices including a video source; a plurality of video display devices wherein a first video display device is coupled to the source of video data, and each further video display device receives the source signal from the previous display and provides the video signal to the next display; wherein at least one of the video display devices comprises a video relay circuit as above.
    • 提供一种视频中继电路,包括用于接收输入视频数据分组的输入通道; 第一电路,用于将输入视频数据分组转换为显示设备的数据; 第二电路,耦合到所述第一电路,以重新调整和重新驱动所述数据信道; 用于将视频数据分组耦合到输出流的输出通道。 还提供了包括如上所述的视频中继电路和包括视频源的视频显示设备的菊花链的视频数据传输链路; 多个视频显示装置,其中第一视频显示装置耦合到视频数据源,并且每个另外的视频显示装置接收来自先前显示的源信号,并将视频信号提供给下一个显示; 其中至少一个视频显示装置包括如上所述的视频中继电路。