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    • 1. 发明授权
    • Display apparatus and power supplying apparatus for lamp unit thereof
    • 用于其灯单元的显示装置和供电装置
    • US07808190B2
    • 2010-10-05
    • US11432431
    • 2006-05-12
    • Cheol-Jin Park
    • Cheol-Jin Park
    • H05B37/02
    • H05B41/2825
    • A display apparatus is provided with a panel to display a picture thereon. The display apparatus comprises an inverter to convert DC power into AC power. The display apparatus also includes at least one lamp unit comprising a lamp body and a lamp electrode part provided in at least one of opposite ends of the lamp body to receive an electric power. A transformer is arranged adjacent to the lamp electrode part to boost up a voltage of the electric power output from the inverter to supply the electric power with the boosted voltage as a driving power to the lamp unit.
    • 显示装置设置有用于在其上显示图像的面板。 显示装置包括将DC电力转换成AC电力的逆变器。 显示装置还包括至少一个灯单元,其包括灯体和设置在灯体的至少一个相对端中的灯电极部分,以接收电力。 变压器布置成与灯电极部分相邻,以升高从逆变器输出的电力的电压,以将升压的电压作为驱动电力提供给灯单元。
    • 4. 发明申请
    • Inverter power module for use in electric and electronic product
    • 用于电气和电子产品的逆变器电源模块
    • US20050030726A1
    • 2005-02-10
    • US10781902
    • 2004-02-20
    • Cheol-jin Park
    • Cheol-jin Park
    • H02M7/00H05K1/14H05K7/14H03K3/42
    • H05K7/1432H02M7/003H05K1/141H05K2201/10166H05K2201/10189
    • Disclosed is an inverter power module for use in the electric and electronic product, which includes: first elements constituting a power block; second elements constituting an inverter block; a mainboard on which the first elements are arranged; and a sub-board on which the second elements are arranged and mounted on the mainboard. On one portion in the front side of the main board, a sub-board mounting part for mounting the sub-board is provided. The sub-board mounting part has at least one connector and the sub-board has a pin header that corresponds to the connector. With these components, the sub-board is DIP-mounted on the mainboard. According to such construction, a plurality of the second elements having high probability of defect are included in the sub-board and mounted on the mainboard, whereby improvement in productivity and increase in yield are expected and defect generation can be minimized.
    • 公开了一种用于电气和电子产品的逆变器功率模块,其包括:构成功率块的第一元件; 构成逆变器块的第二元件; 布置第一个元素的主板; 以及其上布置并安装在主板上的第二元件的子板。 在主板的正面的一部分上,设置有用于安装分板的子板安装部。 子板安装部分具有至少一个连接器,并且子板具有对应于连接器的针头。 使用这些组件,子板是DIP安装在主板上。 根据这种结构,在子板中包含多个具有高缺陷概率的第二元件,并且安装在主板上,从而预期生产率的提高和产量的增加,并且可以使缺陷产生最小化。
    • 5. 发明申请
    • System and method for channel estimation in an OFDM mobile communication system
    • OFDM移动通信系统中信道估计的系统和方法
    • US20050007983A1
    • 2005-01-13
    • US10840584
    • 2004-05-06
    • Jong-Hyeuk LeeYung-Soo KimGi-Hong ImHui-Chul WonCheol-Jin Park
    • Jong-Hyeuk LeeYung-Soo KimGi-Hong ImHui-Chul WonCheol-Jin Park
    • H04J11/00H04B7/06H04L1/06H04L25/02H04L27/26H04Q7/00
    • H04L27/2602H04B7/0669H04L1/0618H04L25/0204H04L25/022
    • A mobile communication system, a transmitter includes a first transmission antenna and a second transmission antenna, and the first and second transmission antennas transmit signals through at least one odd carrier and at least one even carrier. The transmitter determines a first symbol and a second symbol to be used for initial channel estimation of a receiver, encodes the first symbol and the second symbol by a preset transmit diversity scheme for a preset time, and transmits the encoded first and second symbols to the receiver through odd carriers and even carriers of the first transmission antenna and the second transmission antenna. The receiver receives a signal for the preset period, estimates channel frequency responses of odd carriers of the first transmission antenna and channel frequency responses of even carriers of the second transmission antenna, and estimates channel frequency responses of even carriers of the first transmission antenna and channel frequency responses of odd carriers of the second transmission antenna by using the estimated channel frequency responses.
    • 移动通信系统,发射机包括第一发射天线和第二发射天线,第一和第二发射天线通过至少一个奇数载波和至少一个偶数载波发射信号。 发射机确定要用于接收机的初始信道估计的第一符号和第二符号,通过预设的发射分集方案对第一符号和第二符号进行预设时间编码,并将编码的第一和第二符号发送到 接收机通过第一发射天线和第二发射天线的奇数载波和偶数载波。 接收机接收预设周期的信号,估计第一发射天线的奇数载波的信道频率响应和第二发射天线的偶数载波的信道频率响应,并估计第一发射天线和信道的偶数载波的信道频率响应 通过使用估计的信道频率响应对第二发射天线的奇数载波的频率响应。
    • 7. 发明授权
    • Hybrid circuit board and display device having the same
    • 混合电路板和具有相同的显示装置
    • US07419381B2
    • 2008-09-02
    • US11845193
    • 2007-08-27
    • Hyeon-Yong JangCheol-Jin Park
    • Hyeon-Yong JangCheol-Jin Park
    • H01R12/00H05K1/11
    • H05K3/366H05K3/225H05K2201/048H05K2201/09036H05K2201/09063H05K2201/0909H05K2201/09127H05K2201/09645
    • A hybrid circuit board includes a first circuit board and a second circuit boards. The first circuit board includes a first body having a slot, and a first circuit pattern formed on the first body and extended to the slot. The second circuit board includes a second body, a protruding portion, a second circuit pattern, and a separating member. The protruding portion extends from the second body. The protruding portion is inserted into the slot of the first circuit board to combine the second circuit board to the first circuit board. The second circuit pattern is formed on the second body to be extended to the protruding portion, so that the second circuit pattern is electrically connected to the first circuit pattern of the first circuit board. The separating member is disposed between the second body and the protruding portion to separate the protruding portion from the second body.
    • 混合电路板包括第一电路板和第二电路板。 第一电路板包括具有槽的第一主体和形成在第一主体上并延伸到槽的第一电路图案。 第二电路板包括第二主体,突出部分,第二电路图案和分离部件。 突出部分从第二主体延伸。 突出部插入到第一电路板的槽中,以将第二电路板与第一电路板组合。 第二电路图案形成在第二主体上以延伸到突出部分,使得第二电路图案电连接到第一电路板的第一电路图案。 分离构件设置在第二主体和突出部分之间,以将突出部分与第二主体分离。