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    • 1. 发明授权
    • Semiconductor chip package with direction-flexible mountability
    • 半导体芯片封装具有方向灵活的安装性
    • US06653727B2
    • 2003-11-25
    • US10293532
    • 2002-11-12
    • Yi-Sung HwangSang-Woo Kim
    • Yi-Sung HwangSang-Woo Kim
    • H01L2348
    • H01L23/50H01L2924/0002H05K1/181H01L2924/00
    • A semiconductor chip package with direction-flexible mountability comprising a switching circuit for switching a pin function according to the mounting direction of a package, a pair of pin-definition pins for defining the pin function and a pair of power supply leads, and a pair of ground leads. One of the power supply lead pair and the ground lead pair is rotation-symmetrical to the other, respectively. The semiconductor chip package with direction-flexible mountability in accordance with the present invention eliminates a process for indicating the mounting direction because the package can be mounted onto a substrate regardless the direction. Accordingly, the ID pin indication and a series of processes for testing the ID pin are eliminated and the malfunction due to the incorrect direction is prevented.
    • 一种具有方向灵活安装性的半导体芯片封装,包括根据封装的安装方向切换引脚功能的开关电路,用于限定引脚功能的一对引脚定义引脚和一对电源引线,以及一对 的地线。 电源引线对和接地引线对之一分别与另一个旋转对称。 根据本发明的具有方向柔性安装性的半导体芯片封装消除了用于指示安装方向的过程,因为封装可以安装在基板上而与方向无关。 因此,消除了ID引脚指示和用于测试ID引脚的一系列处理,并且防止了由于错误的方向引起的故障。
    • 4. 发明申请
    • SOURCE DRIVER OUTPUT CIRCUIT OF FLAT PANEL DISPLAY DEVICE
    • 平板显示设备的源驱动器输出电路
    • US20120133631A1
    • 2012-05-31
    • US13301101
    • 2011-11-21
    • Hun-Yong LimJi-Hun KimHyun-Min SongSang-Woo KimJoon-Ho Na
    • Hun-Yong LimJi-Hun KimHyun-Min SongSang-Woo KimJoon-Ho Na
    • G09G5/00
    • G09G3/3688G09G2310/0248
    • In a source driver output circuit of a flat panel display device, first and second latch units receive image data and store the received image data. A D/A converter converts the image data into a data voltage. An output buffer unit outputs the data voltage to a data line. A switching control unit decides whether or not the data voltages of two image data of the same channel among image data of horizontal lines adjacent to each other, stored in the first and second latch units, belong to the same grayscale voltage range, and outputs a switching control signal based on the decided result. A multiplexer unit selects a pre-charge voltage in response to the switching control signal or continuously maintains a connection state between a corresponding channel of the output buffer unit and the corresponding data line.
    • 在平板显示装置的源极驱动器输出电路中,第一和第二锁存单元接收图像数据并存储所接收的图像数据。 D / A转换器将图像数据转换成数据电压。 输出缓冲单元将数据电压输出到数据线。 切换控制单元判定存储在第一和第二锁存单元中的彼此相邻的水平线的图像数据中的相同信道的两个图像数据的数据电压是否属于相同的灰度级电压范围,并输出 根据决定的结果切换控制信号。 复用器单元响应于切换控制信号选择预充电电压,或者连续地保持输出缓冲器单元的相应通道与相应数据线之间的连接状态。