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1. 发明申请

US20080036496A1 CURRENT MODE LOGIC-CMOS CONVERTER 有权
标题翻译：电流模式逻辑 - CMOS转换器
公开(公告)号：US20080036496A1
公开(公告)日：2008-02-14
申请号：US11831348
申请日：2007-07-31
申请人： Yu Sin KIM , Jeong Ho Moon , Moo II Jeong , Chang Seok Lee , Chang Soo Yang , Sang Gyu Park , Kwang Du Lee
发明人： Yu Sin KIM , Jeong Ho Moon , Moo II Jeong , Chang Seok Lee , Chang Soo Yang , Sang Gyu Park , Kwang Du Lee
IPC分类号： H03K19/0175 , G05F1/44 , H03K19/20
CPC分类号： H03K19/018514
摘要： A current mode logic (CML)-CMOS converter comprises an input stage that is turned on/off by receiving an input voltage from the outside; a voltage control unit that outputs a constant voltage; a first switching unit that is connected to the input stage and the voltage control unit and is turned on/off by the constant voltage applied from the voltage control unit; and a second switching unit that is connected to the input stage and is turned on/off by a signal applied from the input stage.
摘要翻译：电流模式逻辑（CML）-CMOS转换器包括通过从外部接收输入电压而被接通/断开的输入级; 输出恒定电压的电压控制单元; 第一开关单元，其连接到所述输入级和所述电压控制单元，并且通过从所述电压控制单元施加的恒定电压来接通/断开; 以及第二开关单元，其连接到所述输入级，并且通过从所述输入级施加的信号导通/截止。

2. 发明授权

US07405600B2 Current mode logic-CMOS converter 有权
标题翻译：电流模式逻辑CMOS转换器
公开(公告)号：US07405600B2
公开(公告)日：2008-07-29
申请号：US11831348
申请日：2007-07-31
申请人： Yu Sin Kim , Jeong Ho Moon , Moo Il Jeong , Chang Seok Lee , Chang Soo Yang , Sang Gyu Park , Kwang Du Lee
发明人： Yu Sin Kim , Jeong Ho Moon , Moo Il Jeong , Chang Seok Lee , Chang Soo Yang , Sang Gyu Park , Kwang Du Lee
IPC分类号： H03K19/0175
CPC分类号： H03K19/018514
摘要： A current mode logic (CML)-CMOS converter comprises an input stage that is turned on/off by receiving an input voltage from the outside; a voltage control unit that outputs a constant voltage; a first switching unit that is connected to the input stage and the voltage control unit and is turned on/off by the constant voltage applied from the voltage control unit; and a second switching unit that is connected to the input stage and is turned on/off by a signal applied from the input stage.
摘要翻译：电流模式逻辑（CML）-CMOS转换器包括通过从外部接收输入电压而被接通/断开的输入级; 输出恒定电压的电压控制单元; 第一开关单元，其连接到所述输入级和所述电压控制单元，并且通过从所述电压控制单元施加的恒定电压来接通/断开; 以及第二开关单元，其连接到所述输入级，并且通过从所述输入级施加的信号导通/截止。

3. 发明授权

US07945045B2 Device and method for generating chaotic signal 有权
标题翻译：用于产生混沌信号的装置和方法
公开(公告)号：US07945045B2
公开(公告)日：2011-05-17
申请号：US11889326
申请日：2007-08-10
申请人： Yu Sin Kim , No Chul Myung , Jeong Ho Moon , Moo Il Jeong , Chang Seok Lee , Chang Soo Yang , Kwang Du Lee , Sang Gyu Park
发明人： Yu Sin Kim , No Chul Myung , Jeong Ho Moon , Moo Il Jeong , Chang Seok Lee , Chang Soo Yang , Kwang Du Lee , Sang Gyu Park
IPC分类号： H04L9/00
CPC分类号： H03K3/84 , H04B1/69 , H04B1/71632 , H04B1/7174 , H04L27/04
摘要： Provided is a device for generating a chaotic signal comprising a PN signal generator that is composed of a digital logic circuit and generates a digital pseudo random signal with a predetermined frequency; a voltage control that generates a clock signal with a predetermined frequency; a mixer that mixes the pseudo random signal and the clock signal so as to generate a chaotic signal to output; and a band-pass filter that filters the chaotic signal, output from the mixer, into a chaotic signal of a desired band and then outputs the filtered signal.
摘要翻译：提供一种用于产生混沌信号的装置，包括由数字逻辑电路组成的PN信号发生器，并产生具有预定频率的数字伪随机信号; 产生具有预定频率的时钟信号的电压控制; 混合器，混合伪随机信号和时钟信号，以产生混沌信号输出; 以及带通滤波器，其将从混频器输出的混沌信号滤波成期望频带的混沌信号，然后输出滤波后的信号。

4. 发明授权

US07954079B2 Method for compensating performance degradation of RFIC using EM simulation 有权
标题翻译：使用EM模拟来补偿RFIC性能下降的方法
公开(公告)号：US07954079B2
公开(公告)日：2011-05-31
申请号：US11943211
申请日：2007-11-20
申请人： Yu Sin Kim , Chang Seok Lee , Chang Soo Yang , Kwang Du Lee , Hak Sun Kim
发明人： Yu Sin Kim , Chang Seok Lee , Chang Soo Yang , Kwang Du Lee , Hak Sun Kim
IPC分类号： G06F17/50
CPC分类号： G06F17/5068 , G06F17/5036
摘要： Provided is a method for compensating performance degradation of a radio frequency integrated circuit (RFIC) using an EM simulation. The method includes the steps of: (a) extracting the design specifications of the RFIC so as design and simulate a circuit; (b) designing the layout of the designed and simulated circuit, and extracting layout parameters by using the designed layout; (c) simplifying the layout and carrying out the EM simulation to extract performance parameters; (d) carrying out a circuit simulation by using the extracted layout parameters and performance parameters, and judging whether the results of the circuit simulation satisfy the design specifications of the RFIC or not; (e) when it is judged that the results of the circuit simulation satisfy the design specifications of the RFIC, performing a circuit manufacturing process; and (f) when it is not judged that the results of the circuit simulation satisfy the design specifications of the RFIC, partially removing the layout, and carrying out the EM simulation, thereby analyzing and compensating a performance degradation region.
摘要翻译：提供了一种使用EM模拟来补偿射频集成电路（RFIC）的性能劣化的方法。该方法包括以下步骤：（a）提取RFIC的设计规范，以设计和模拟电路; （b）设计和仿真电路的布局设计，并通过设计布局提取布局参数; （c）简化布局并执行EM仿真以提取性能参数; （d）使用提取的布局参数和性能参数进行电路仿真，判断电路仿真结果是否满足RFIC的设计规范; （e）当判断电路仿真的结果满足RFIC的设计规范时，执行电路制造过程; 和（f）当不判断电路仿真的结果满足RFIC的设计规范时，部分地去除布局并进行EM仿真，从而分析和补偿性能退化区域。

5. 发明申请

US20090072876A1 ULTRA-WIDE BAND PULSE SIGNAL GENERATOR 审中-公开
标题翻译：超宽带脉冲信号发生器
公开(公告)号：US20090072876A1
公开(公告)日：2009-03-19
申请号：US12210127
申请日：2008-09-12
申请人： Yu Sin KIM , Chang Seok Lee , Kwang Du Lee , Chang Soo Yang
发明人： Yu Sin KIM , Chang Seok Lee , Kwang Du Lee , Chang Soo Yang
IPC分类号： H03K3/00
CPC分类号： H03K5/12 , H03K5/159 , H04B1/7174
摘要： There is provided an ultra-wide band pulse signal generator that can vary a waveform and bandwidth of a pulse signal by delaying transmitted data according to a clock signal without using a delay line to generate the pulse signal. An ultra-wide band pulse signal generator according to an aspect of the invention may include: a signal generating unit sequentially delaying transmitted data according to a predetermined clock signal to generate a plurality of pulse signals; an amplification unit amplifying the plurality of pulse signals from the signal generating unit according to predetermined amplification ratios; and a combination unit combining the plurality of pulse signals amplified by the amplification unit.
摘要翻译：提供了一种超宽带脉冲信号发生器，其可以通过根据时钟信号延迟发送的数据而不使用延迟线来产生脉冲信号来改变脉冲信号的波形和带宽。根据本发明的一个方面的超宽带脉冲信号发生器可以包括：信号发生单元，根据预定的时钟信号顺序地延迟所发送的数据，以产生多个脉冲信号; 放大单元，根据预定的放大率，放大来自信号发生单元的多个脉冲信号; 以及组合由放大单元放大的多个脉冲信号的组合单元。

6. 发明申请

US20080134112A1 METHOD FOR COMPENSATING PERFORMANCE DEGRADATION OF RFIC USING EM SIMULATION 有权
标题翻译：使用EM模拟来补偿RFIC性能降低的方法
公开(公告)号：US20080134112A1
公开(公告)日：2008-06-05
申请号：US11943211
申请日：2007-11-20
申请人： Yu Sin Kim , Chang Seok Lee , Chang Soo Yang , Kwang Du Lee , Hak Sun Kim
发明人： Yu Sin Kim , Chang Seok Lee , Chang Soo Yang , Kwang Du Lee , Hak Sun Kim
IPC分类号： G06F17/50
CPC分类号： G06F17/5068 , G06F17/5036
摘要： Provided is a method for compensating performance degradation of a radio frequency integrated circuit (RFIC) using an EM simulation. The method includes the steps of: (a) extracting the design specifications of the RFIC so as design and simulate a circuit; (b) designing the layout of the designed and simulated circuit, and extracting layout parameters by using the designed layout; (c) simplifying the layout and carrying out the EM simulation to extract performance parameters; (d) carrying out a circuit simulation by using the extracted layout parameters and performance parameters, and judging whether the results of the circuit simulation satisfy the design specifications of the RFIC or not; (e) when it is judged that the results of the circuit simulation satisfy the design specifications of the RFIC, performing a circuit manufacturing process; and (f) when it is not judged that the results of the circuit simulation satisfy the design specifications of the RFIC, partially removing the layout, and carrying out the EM simulation, thereby analyzing and compensating a performance degradation region.
摘要翻译：提供了一种使用EM模拟来补偿射频集成电路（RFIC）的性能劣化的方法。该方法包括以下步骤：（a）提取RFIC的设计规范，以设计和模拟电路; （b）设计和仿真电路的布局设计，并通过设计布局提取布局参数; （c）简化布局并执行EM仿真以提取性能参数; （d）使用提取的布局参数和性能参数进行电路仿真，判断电路仿真结果是否符合RFIC的设计规范; （e）当判断电路仿真的结果满足RFIC的设计规范时，执行电路制造过程; 和（f）当不判断电路仿真的结果满足RFIC的设计规范时，部分地去除布局并进行EM仿真，从而分析和补偿性能退化区域。

7. 发明授权

US08222697B2 CMOS RF IC 有权
标题翻译： CMOS射频IC
公开(公告)号：US08222697B2
公开(公告)日：2012-07-17
申请号：US12273719
申请日：2008-11-19
申请人： Yu Sin Kim , Chang Seok Lee , Nam Jin Oh , Shinichi Iizuka
发明人： Yu Sin Kim , Chang Seok Lee , Nam Jin Oh , Shinichi Iizuka
IPC分类号： H01L27/12
CPC分类号： G06K19/07749 , G06K19/07775 , G06K19/07779 , H01L23/5227 , H01L23/645 , H01L2223/665 , H01L2924/0002 , H01L2924/14 , H01L2924/00
摘要： Provided is a CMOS RF IC comprises an inductor that is formed in the uppermost two or more metal layers among a plurality of metal layers; and a DC bias circuit that is formed in a metal layer provided at the bottom of the metal layers in which the inductor is formed.
摘要翻译：提供了一种CMOS RF IC，其包括形成在多个金属层中的最上面的两个或更多个金属层中的电感器; 以及形成在设置在形成有电感器的金属层的底部的金属层中的DC偏置电路。

8. 发明授权

US09215604B2 Method and device for updating a database for wireless LAN based positioning 有权
标题翻译：用于更新无线LAN定位的数据库的方法和设备
公开(公告)号：US09215604B2
公开(公告)日：2015-12-15
申请号：US13808328
申请日：2011-06-28
申请人： Suk Yon Kang , Seung Yoon Baek , Hye Min Lee , Chang Seok Lee , Chae Hwan Cho
发明人： Suk Yon Kang , Seung Yoon Baek , Hye Min Lee , Chang Seok Lee , Chae Hwan Cho
IPC分类号： H04L1/00 , H04W24/02 , H04W64/00 , G01S5/02 , H04W84/12
CPC分类号： H04W24/02 , G01S5/021 , G01S5/0252 , H04W64/00 , H04W84/12
摘要： An apparatus for updating a database for wireless LAN based positioning includes a database for storing grid cells divided by pCell ID and base station-derived environment information and wireless LAN environment information matched to the grid cells; a grid cell determining unit for determining an information-unmeasured grid cell among the grid cells, the information-unmeasured grid cell being a grid cell that has unmeasured information among parameters of the wireless LAN environment information matched to the grid cells; an unmeasured parameter checking unit for checking an unmeasured parameter in the information-unmeasured grid cell; a radiowave environment estimating unit for generating radiowave environment estimation information by estimating the unmeasured information based on the unmeasured parameter checked; and a database updating unit for reflecting the radiowave environment estimation information in the information-unmeasured grid cell determined.
摘要翻译：一种用于更新用于基于无线LAN的定位的数据库的装置包括：用于存储由pCell ID和基站导出的环境信息以及与网格单元匹配的无线LAN环境信息划分的网格单元的数据库; 网格单元确定单元，用于确定网格单元之间的信息未测量网格单元，所述信息未测量网格单元是在与所述网格单元匹配的无线LAN环境信息的参数中具有未测量信息的网格单元; 用于检查信息未测量网格单元中的未测量参数的未测量参数检查单元; 无线电波环境估计单元，用于通过基于所检查的未测量参数估计未测量信息来生成无线电波环境估计信息; 以及数据库更新单元，用于反映所确定的信息未测量网格单元中的无线电波环境估计信息。

9. 发明授权

US08779682B2 Illumination driving apparatus 有权
标题翻译：照明驱动装置
公开(公告)号：US08779682B2
公开(公告)日：2014-07-15
申请号：US13290738
申请日：2011-11-07
申请人： Joong Ho Choi , Yeun Joong Lee , Deuk Hee Park , Sang Hyun Cha , Chang Seok Lee
发明人： Joong Ho Choi , Yeun Joong Lee , Deuk Hee Park , Sang Hyun Cha , Chang Seok Lee
IPC分类号： H05B37/02
CPC分类号： H05B33/0815 , H05B33/0845 , H05B33/0851
摘要： A fixture-compatible, dimmable illumination driving apparatus including: a rectifying unit rectifying a phase-controlled waveform of an alternating current (AC) power; a comparing unit comparing an output waveform of the rectifying unit with a first voltage according to a preset reference clock; a reference voltage generating unit generating a reference voltage corresponding to the number of high signals higher than the first voltage among outputs of the comparing unit during one cycle of the output waveform; and a pulse width modulation (PWM) signal generating unit generating a PWM signal from the reference voltage and a feedback voltage.
摘要翻译：一种灯具兼容的可调光照明驱动装置，包括：整流单元，对交流（AC）功率的相位控制波形进行整流; 比较单元，根据预设的参考时钟将整流单元的输出波形与第一电压进行比较; 参考电压产生单元，在所述输出波形的一个周期期间，生成与所述比较单元的输出之间高于所述第一电压的高信号的数量相对应的参考电压; 以及脉冲宽度调制（PWM）信号生成单元，从所述基准电压和反馈电压生成PWM信号。

10. 发明申请

US20130162154A1 DRIVING APPARATUS FOR LIGHT EMITTING DIODE 审中-公开
标题翻译：用于发光二极管的驱动装置
公开(公告)号：US20130162154A1
公开(公告)日：2013-06-27
申请号：US13440687
申请日：2012-04-05
申请人： Yeun Joong LEE , Deuk Hee Park , Jae Shin Lee , Sang Hyun Cha , Chang Seok Lee
发明人： Yeun Joong LEE , Deuk Hee Park , Jae Shin Lee , Sang Hyun Cha , Chang Seok Lee
IPC分类号： H05B37/00
CPC分类号： H05B33/0824 , H05B33/0818 , H05B33/0851
摘要： There is provided a driving apparatus for a light emitting diode (LED) comparing a rectified power voltage level with an LED current to limit current applied to an LED, thereby reducing the amount of heat generated therein. The driving apparatus for an LED includes a detecting unit detecting a voltage level of rectified power; and a driving unit comparing a level of current flowing in an LED unit having at least one LED with detection results from the detecting unit, and limiting current applied to the LED unit to drive the LED unit according to comparison results.
摘要翻译：提供了一种用于将整流的电压电平与LED电流进行比较的发光二极管（LED）的驱动装置，以限制施加到LED的电流，从而减少其中产生的热量。用于LED的驱动装置包括：检测单元，用于检测整流电源的电压电平; 以及驱动单元，比较在具有至少一个LED的LED单元中流动的电流的水平与来自检测单元的检测结果，并且根据比较结果限制施加到LED单元以驱动LED单元。

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