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    • 1. 发明申请
    • INTERNAL VOLTAGE GENERATION CIRCUITS
    • 内部电压发生电路
    • US20130307592A1
    • 2013-11-21
    • US13591060
    • 2012-08-21
    • Myung Hwan LEE
    • Myung Hwan LEE
    • H03B1/00
    • G11C7/12G11C8/08
    • Internal voltage generation circuits are provided. The internal voltage generation circuit includes a driving signal generator comparing first and second internal voltage signals with lower and upper limit reference voltage signals to generate a pull-up driving signal and a pull-down driving signal, a driver generating a first voltage and a second voltage in response to the pull-up driving signal and the pull-down driving signal, a selecting signal generator comparing the first internal voltage signal with the second internal voltage signal to generate a selection signal, and a selection transmitter that transmits any one of the first and second voltages to the first or second internal voltage signal in response to the selection signal.
    • 提供内部电压发生电路。 内部电压产生电路包括驱动信号发生器,其将第一和第二内部电压信号与下限和上限参考电压信号进行比较,以产生上拉驱动信号和下拉驱动信号,产生第一电压的驱动器和第二电压 响应于上拉驱动信号和下拉驱动信号的电压;选择信号发生器,将第一内部电压信号与第二内部电压信号进行比较以产生选择信号;以及选择发送器,其将任何一个 第一和第二电压响应于选择信号到第一或第二内部电压信号。
    • 2. 发明申请
    • AUTOMATIC VOLTAGE REGULATOR AND TOROIDAL TRANSFORMER
    • 自动电压调节器和变压器
    • US20110273149A1
    • 2011-11-10
    • US13000902
    • 2009-01-20
    • Myung Hwan Lee
    • Myung Hwan Lee
    • G05F1/14
    • G05F1/14
    • The present invention relates to an automatic voltage regulator and a toroidal transformer, comprising: a main winding; a primary field winding excited in the main winding; a first switch unit for selectively connecting one end of the primary field winding to either a reference potential or the output terminal; a plurality of secondary field windings excited in the main winding; a second switch unit for selectively switching so that the plurality of secondary field windings are selectively connected to the primary field winding serially; a third switch unit for selectively connecting an end of a serial connection generated by selectively connecting the primary field winding and the secondary field windings to either the reference potential or the input terminal; and a control unit which regulates the level of an output voltage output to the output terminal.
    • 本发明涉及一种自动电压调节器和环形变压器,包括:主绕组; 在主绕组中激发的初级场绕组; 第一开关单元,用于选择性地将一次励磁绕组的一端连接到参考电位或输出端; 在主绕组中激励的多个次级绕组; 第二开关单元,用于选择性地切换,使得所述多个次级绕组选择性地连接到所述主场绕组; 第三开关单元,用于选择性地将通过选择性地将初级场绕组和次励磁绕组连接到所述参考电位或输入端而产生的串联连接端; 以及控制单元,其调节输出到输出端子的输出电压的电平。
    • 3. 发明授权
    • Method of moving station in wireless LAN
    • 无线局域网移动台的方法
    • US06061563A
    • 2000-05-09
    • US919122
    • 1997-08-28
    • Myung-Hwan Lee
    • Myung-Hwan Lee
    • H04L12/28H04W36/08H04W60/00H04W84/12H04W92/20H04Q7/20
    • H04W36/08H04W60/00H04W84/12H04W92/20
    • A method of moving a station in a wireless LAN, includes the step of: a station recognizing that a first access point of a first communication area is connected thereto, when the station is located in the first communication area, and storing corresponding connection information in an initial access point record area of its storage. The station requires the first access point to cancel the connection with the station, when the station moves from the first communication area to second communication area. The station requires a second access point of the second communication area to be connected thereto, when the station moves to the second communication area. Then, the second access point registers the station on the connection station list stored in its storage. The station transmits connection information about the first access point, stored in its initial access point record area, to the second access point, to inform the second access point that the station moved from the first communication area.
    • 一种在无线LAN中移动站的方法包括以下步骤:当站位于第一通信区域中时,识别出第一通信区域的第一接入点与其相连接的站,并将相应的连接信息存储在 其存储的初始接入点记录区域。 当站从第一通信区域移动到第二通信区域时,站要求第一接入点取消与站的连接。 当站移动到第二通信区域时,站需要连接到第二通信区域的第二接入点。 然后,第二接入点将站登记在存储在其存储器中的连接站列表上。 该站将存储在其初始接入点记录区域中的关于第一接入点的连接信息发送到第二接入点,以通知第二接入点车站从第一通信区域移动。
    • 5. 发明授权
    • Internal voltage generation circuits
    • 内部电压发生电路
    • US08698524B2
    • 2014-04-15
    • US13591060
    • 2012-08-21
    • Myung Hwan Lee
    • Myung Hwan Lee
    • H03B1/00H03K3/00
    • G11C7/12G11C8/08
    • Internal voltage generation circuits are provided. The internal voltage generation circuit includes a driving signal generator comparing first and second internal voltage signals with lower and upper limit reference voltage signals to generate a pull-up driving signal and a pull-down driving signal, a driver generating a first voltage and a second voltage in response to the pull-up driving signal and the pull-down driving signal, a selecting signal generator comparing the first internal voltage signal with the second internal voltage signal to generate a selection signal, and a selection transmitter that transmits any one of the first and second voltages to the first or second internal voltage signal in response to the selection signal.
    • 提供内部电压发生电路。 内部电压产生电路包括驱动信号发生器,其将第一和第二内部电压信号与下限和上限参考电压信号进行比较,以产生上拉驱动信号和下拉驱动信号,产生第一电压的驱动器和第二电压 响应于上拉驱动信号和下拉驱动信号的电压;选择信号发生器,将第一内部电压信号与第二内部电压信号进行比较以产生选择信号;以及选择发送器,其将任何一个 第一和第二电压响应于选择信号到第一或第二内部电压信号。
    • 6. 发明授权
    • Automatic voltage regulator
    • 自动电压调节器
    • US08415934B2
    • 2013-04-09
    • US12989607
    • 2009-04-07
    • Myung Hwan Lee
    • Myung Hwan Lee
    • G05F1/14
    • G05F1/14Y10T307/76
    • The present invention relates to an automatic voltage regulator, and more specifically, to an automatic voltage regulator capable of precisely controlling the output voltage level by using a toroidal autotransformer. The present invention has precise voltage control to enable the output of the voltage level desired by the user, and precisely carries out a variety of applications of power saving and voltage booster. In particular, the present invention can boost/reduce the input voltage to provide a desired target voltage within an error range of 1 volt or less. The present invention also comprises a simple relay switching circuit and excludes semiconductor switching devices, thereby being capable of operating adaptively in different system environments without an additional modification.
    • 本发明涉及一种自动电压调节器,更具体地说,涉及一种能够通过使用环形自耦变压器来精确地控制输出电压电平的自动电压调节器。 本发明具有精确的电压控制,使得能够输出用户期望的电压电平,并且精确地执行省电和升压器的各种应用。 特别地,本发明可以提高/降低输入电压,以在1伏或更小的误差范围内提供期望的目标电压。 本发明还包括简单的继电器开关电路,不包括半导体开关器件,从而能够在不需要额外修改的情况下在不同的系统环境中自适应地进行操作。
    • 8. 发明申请
    • AUTOMATIC VOLTAGE REGULATOR
    • 自动电压调节器
    • US20110043182A1
    • 2011-02-24
    • US12989607
    • 2009-04-07
    • Myung Hwan Lee
    • Myung Hwan Lee
    • G05F5/00
    • G05F1/14Y10T307/76
    • The present invention relates to an automatic voltage regulator, and more specifically, to an automatic voltage regulator capable of precisely controlling the output voltage level by using a toroidal autotransformer. The present invention has precise voltage control to enable the output of the voltage level desired by the user, and precisely carries out a variety of applications of power saving and voltage booster. In particular, the present invention can boost/reduce the input voltage to provide a desired target voltage within an error range of 1 volt or less. The present invention also comprises a simple relay switching circuit and excludes semiconductor switching devices, thereby being capable of operating adaptively in different system environments without an additional modification.
    • 本发明涉及一种自动电压调节器,更具体地说,涉及一种能够通过使用环形自耦变压器来精确地控制输出电压电平的自动电压调节器。 本发明具有精确的电压控制,使得能够输出用户期望的电压电平,并且精确地执行省电和升压器的各种应用。 特别地,本发明可以提高/降低输入电压,以在1伏或更小的误差范围内提供期望的目标电压。 本发明还包括简单的继电器开关电路,不包括半导体开关器件,从而能够在不需要额外修改的情况下在不同的系统环境中自适应地进行操作。