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    • 21. 发明授权
    • Semiconductor device and fabrication method thereof
    • 半导体器件及其制造方法
    • US07233046B2
    • 2007-06-19
    • US11396525
    • 2006-04-04
    • Chang Soo Lee
    • Chang Soo Lee
    • H01L29/76H01L29/94H01L31/00
    • H01L29/408H01L21/761H01L21/762H01L21/823878H01L21/823892H01L27/0266H01L27/092H01L27/0921H01L27/10897
    • A semiconductor device and fabrication method thereof restrains an amplified current between input voltage Vin and ground voltage Vss, and first and second n-wells are biased into internal voltage sources, whereby the current-voltage characteristic of the input pad becomes stabilized during an open/short checkup of a semiconductor device. The semiconductor device includes a semiconductor substrate having a plurality of device isolation regions, first and second n-wells horizontally spaced from either of the plurality of device isolation regions, a p-channel transistor formed in the second n-well, an input protection transistor horizontally spaced from the first n-well and the device isolation region, on a symmetrical portion by the first n-well to the second n-well, and a guard ring formed between the first n-well and the input protection transistor.
    • 一种半导体器件及其制造方法抑制了输入电压Vin和接地电压Vss之间的放大电流,并且第一和第二n阱被偏置到内部电压源中,由此输入焊盘的电流 - 电压特性在开/ 半导体器件的短路检查。 半导体器件包括具有多个器件隔离区域的半导体衬底,与多个器件隔离区域中的任一个水平间隔开的第一和第二n阱,在第二n阱中形成的p沟道晶体管,输入保护晶体管 在第一n阱和第二n阱的对称部分上与第一n阱和器件隔离区水平隔开,以及形成在第一n阱和输入保护晶体管之间的保护环。
    • 23. 发明申请
    • System of wireless electronic devices for construction equipment and maintenance system thereof
    • 无线电子设备系统及其维护系统
    • US20070073457A1
    • 2007-03-29
    • US11510777
    • 2006-08-25
    • Chang Soo Lee
    • Chang Soo Lee
    • G01M17/00
    • E02F9/26B60R16/023E02F9/205G07C5/008G07C5/08G07C5/0808
    • A system of wireless electronic devices for construction equipment and a maintenance system thereof are disclosed, in which various information used in an input and output unit, like modules of a construction work vehicle such as a hydraulic excavator, etc., are transmitted and received based on a wireless method, so that the use of wires can be significantly decreased. The wireless electronic system of a construction machine comprises at least one control panel which transmits a wireless signal for controlling each part of a construction machine in accordance with an operator's control; a main control device which receives a wireless signal from the control panel and transmits a wireless control signal for controlling a corresponding device; at least one auxiliary control device which performs input and output control, operation control, error detection, automatic control, etc. of each part of a construction machine in accordance with a wireless control signal from the main control device; and an internal wireless network which is constructed by the main control device for wireless data communication between the control panel, the main control device and the auxiliary control device.
    • 公开了一种用于施工设备及其维护系统的无线电子设备的系统,其中输入和输出单元中使用的诸如液压挖掘机等施工作业车辆的模块的各种信息基于 通过无线方法,可以显着降低导线的使用。 建筑机械的无线电子系统包括至少一个控制面板,其根据操作者的控制发送用于控制建筑机械的每个部分的无线信号; 主控装置,从控制面板接收无线信号,发送用于控制对应装置的无线控制信号; 至少一个辅助控制装置,其根据来自主控制装置的无线控制信号,对建筑机械的各部分进行输入输出控制,运行控制,错误检测,自动控制等; 以及由控制面板,主控制装置和辅助控制装置之间的无线数据通信的主控装置构成的内部无线网络。
    • 25. 发明申请
    • BLUETOOTH COMMUNICATION METHOD AND SYSTEM
    • 蓝牙通信方法与系统
    • US20110263202A1
    • 2011-10-27
    • US13092691
    • 2011-04-22
    • Chang Soo LeeMyoung Joon JeongChang Min Jeon
    • Chang Soo LeeMyoung Joon JeongChang Min Jeon
    • H04B7/00
    • H04M1/7253H04M1/2755H04M2250/02H04M2250/52H04W12/003
    • A Bluetooth communication method and system allows a Bluetooth device to rapidly establish a Bluetooth connection. A first Bluetooth device that is in a client mode displays a visual representation of its ID on a display unit. A second Bluetooth device that is in a host mode acquires the displayed visual representation of the ID of the first Bluetooth device via a camera module and extracts the ID of the first Bluetooth device. The second Bluetooth device transmits a Bluetooth communication-connection-request signal to the first Bluetooth device using the extracted ID. The first Bluetooth device transmits a replay signal responding to the Bluetooth communication-connection-request signal to the second Bluetooth device. The second Bluetooth device receives the reply signal and establishes a Bluetooth communication channel with the first Bluetooth device.
    • 蓝牙通信方法和系统允许蓝牙设备快速建立蓝牙连接。 处于客户端模式的第一个蓝牙设备在显示单元上显示其ID的视觉表示。 处于主机模式的第二蓝牙设备经由相机模块获取所显示的第一蓝牙设备的ID的视觉表示,并提取第一蓝牙设备的ID。 第二蓝牙设备使用所提取的ID向蓝牙设备发送蓝牙通信连接请求信号。 第一蓝牙设备将响应于蓝牙通信连接请求信号的重放信号发送到第二蓝牙设备。 第二蓝牙装置接收应答信号并与第一蓝牙装置建立蓝牙通信信道。