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    • 11. 发明申请
    • IMAGE DISPLAY SYSTEM FOR CONTROLLING AUTOMATIC LEVELING OF HEAVY EQUIPMENT
    • 用于控制重型设备自动调平的图像显示系统
    • US20090089703A1
    • 2009-04-02
    • US12241733
    • 2008-09-30
    • Jin Seop KimChang Soo LeeIn Woo Kim
    • Jin Seop KimChang Soo LeeIn Woo Kim
    • G06F3/048
    • G01C9/06E02F9/26G01C15/00
    • An image display system for controlling automatic leveling of heavy equipment is provided. The image display system includes the leveling means for adjusting horizontal levels of a lower frame provided with a traveling means and an upper frame having a cab and installed on an upper part of the lower frame, a sensor unit for sensing posture information of the heavy equipment, a leveler electronic control unit for generating an image signal from the posture information, and an image display unit for displaying the image signal on a display screen. The posture information includes inclination angles of the upper frame and the lower frame sensed on the basis of a horizontal surface against a direction of gravity, an azimuth angle of the heavy equipment sensed against a forward direction of the upper frame, and a swing angle of the upper frame sensed on the basis of a front direction of the lower frame. According to the image display system, the leveling state of the heavy equipment is easily recognized, and the control performance of the heavy equipment is improved.
    • 提供了一种用于控制重型设备自动调平的图像显示系统。 该图像显示系统包括调整装置,该调平装置用于调节设置有行进装置的下框架和具有驾驶室并且安装在下框架的上部的上框架的水平位置,用于感测重型设备的姿势信息的传感器单元 用于从姿势信息生成图像信号的调平器电子控制单元和用于在显示屏幕上显示图像信号的图像显示单元。 姿势信息包括基于相对于重力方向的水平面感测的上部框架和下部框架的倾斜角度,相对于上部框架的向前方向感测到的重型设备的方位角和摆动角度 基于下部框架的前方来感测上部框架。 根据图像显示系统,重型设备的调平状态容易识别,提高了重型设备的控制性能。
    • 13. 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。
    • 15. 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。
    • 17. 发明授权
    • Leveling control system and method for heavy equipment
    • 重型设备的调平控制系统及方法
    • US08437925B2
    • 2013-05-07
    • US13477686
    • 2012-05-22
    • Jin Seop KimChang Soo LeeIn Woo Kim
    • Jin Seop KimChang Soo LeeIn Woo Kim
    • G06F7/70G06F19/00G06G7/00G06G7/76G01D5/00
    • B62D55/116B60G2300/09B62D33/063G05D1/0891Y10S37/907Y10T74/11Y10T74/111
    • A leveling control system and method for heavy equipment, in which a lower frame having a traveling unit and an upper frame are combined together by a tilting unit, includes a sensor unit, provided in the equipment, for measuring twist angles of the lower frame and the upper frame against a reference horizontal surface and a traveling speed of the equipment, and detecting working state information of working devices; a control unit for receiving the twist angles, the traveling speed, and the working state information, calculating a correction angle for the leveling control of the upper frame, and generating a control signal for instructing an operation of an actuator in accordance with the correction angle; and a driving unit for performing the leveling through the actuator in accordance with the control signal received therein.
    • 一种用于重型设备的调平控制系统和方法,其中具有行进单元和上框架的下框架通过倾斜单元组合在一起,包括设置在设备中的传感器单元,用于测量下框架的扭转角度和 相对于参考水平面的上框架和设备的行进速度,并且检测工作装置的工作状态信息; 控制单元,用于接收扭转角度,行进速度和工作状态信息,计算用于上部框架的调平控制的校正角度,并且根据校正角度产生用于指示致动器的操作的控制信号 ; 以及驱动单元,用于根据在其中接收的控制信号通过致动器执行调平。
    • 18. 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。
    • 20. 发明申请
    • SYSTEM AND METHOD FOR CONTROLLING AUTOMATIC LEVELING OF HEAVY EQUIPMENT
    • 控制重型设备自动调平的系统及方法
    • US20090088933A1
    • 2009-04-02
    • US12239843
    • 2008-09-29
    • JIN SEOP KIMChang Soo LeeIn Woo Kim
    • JIN SEOP KIMChang Soo LeeIn Woo Kim
    • G06F19/00
    • E02F9/028B62D55/116E02F9/2257
    • A system and method for controlling automatic leveling heavy equipment is provided. The system for controlling automatic leveling of heavy equipment with a lower frame and an upper frame, the lower frame having traveling means, and the upper frame tiltably and swingably connected to the lower frame, comprises a sensor unit, provided in the equipment, including an inclination detecting sensor for measuring twist angles of the lower frame and the upper frame against a reference horizontal surface, a traveling detection sensor for measuring a traveling speed of the equipment and a working device sensor for detecting working state information of a working device; a control unit for receiving the twist angles, the traveling speed, and the working state information, calculating a corrected angle at which the upper frame is to be tilted against the lower frame, and generating a control signal for instructing an operation of an actuator; and a driving unit for performing a leveling control through the actuator in accordance with the received control signal.
    • 提供了一种控制自动调平重型设备的系统和方法。 用于控制具有下框架和上框架的重型设备的自动调平的系统,下框架具有行进装置,并且上框架可倾斜和可摆动地连接到下框架,包括设置在设备中的传感器单元,包括: 用于测量下框架和上框架相对于参考水平面的扭转角度的倾斜检测传感器,用于测量设备的行进速度的行进检测传感器和用于检测工作装置的工作状态信息的工作装置传感器; 控制单元,用于接收扭转角度,行进速度和工作状态信息,计算上部框架相对于下部框架倾斜的校正角度,并且产生用于指示致动器的操作的控制信号; 以及驱动单元,用于根据接收到的控制信号通过致动器执行调平控制。