公开(公告)号：US20100150041A1

公开(公告)日：2010-06-17

申请号：US12430313

申请日：2009-04-27

申请人： Joon Hyung LIM ,  Tah Joon Park ,  Han Jin Cho ,  Myeung Su Kim ,  Sang Hoon Hwang ,  Kyung Hee Hong ,  Yong Il Kwon

发明人： Joon Hyung LIM ,  Tah Joon Park ,  Han Jin Cho ,  Myeung Su Kim ,  Sang Hoon Hwang ,  Kyung Hee Hong ,  Yong Il Kwon

IPC分类号： G08C17/00

CPC分类号： H04Q9/02 ,  H04Q2209/43 ,  H04Q2209/883

摘要： Disclosed is a wireless communication apparatus having a self sensing function, which can detect an object by use of a wake-up function without employing a separate sensor. The wireless communication apparatus includes a communication unit wirelessly communicating with a server forming a wireless network, and a wake-up unit waking up the communication unit under the control of the server when the communication unit is in sleep mode, and sensing the presence of an object within a preset communication range according to a reflection signal, which is a signal reflected by the object after being transmitted from the communication unit.

摘要翻译： 公开了一种具有自感功能的无线通信装置，其可以通过使用唤醒功能而不使用单独的传感器来检测对象。 该无线通信装置包括与形成无线网络的服务器无线通信的通信单元，以及当通信单元处于睡眠模式时，在服务器的控制下唤醒通信单元的唤醒单元，并且感测到 根据反射信号在预设通信范围内对象，该反射信号是从通信单元发送之后由对象反射的信号。

公开(公告)号：US07907026B2

公开(公告)日：2011-03-15

申请号：US12358887

申请日：2009-01-23

申请人： Sang Hoon Hwang ,  Tah Joon Park ,  Myeung Su Kim ,  Kyung Hee Hong ,  Joon Hyung Lim ,  Yong Il Kwon

发明人： Sang Hoon Hwang ,  Tah Joon Park ,  Myeung Su Kim ,  Kyung Hee Hong ,  Joon Hyung Lim ,  Yong Il Kwon

IPC分类号： H03B5/12

CPC分类号： H03L7/099 ,  H03B5/1215 ,  H03B5/1228 ,  H03B5/1243 ,  H03L7/0991

摘要： The present invention relates to a broadband voltage controlled oscillator and a method for generating a broadband oscillation frequency; and, more particularly, to a broadband voltage controlled oscillator and a method for generating a broadband oscillation frequency capable of operating over a wide frequency band by including a weighted current cell to select two frequency band modes, generating various levels of total 64 oscillation frequencies by including a variable frequency tank and a capacitor bank, and further facilitating adjustment of the total 64 oscillation frequencies distributed over the wide frequency band by including a control signal generator for generating control signals each of which is applied to the weighted current cell, the variable frequency tank and the capacitor bank by a BDD (Binary Decision Diagram) technique.

摘要翻译： 本发明涉及一种宽带压控振荡器和一种产生宽带振荡频率的方法， 更具体地，涉及一种宽带压控振荡器和一种用于产生能够在宽频带上工作的宽带振荡频率的方法，该方法包括加权的当前小区以选择两个频带模式，通过以下方式产生总共64个振荡频率的各种级别 包括可变频率储能器和电容器组，并且进一步有助于调整分布在宽频带上的总共64个振荡频率，包括用于产生控制信号的控制信号发生器，每个控制信号被施加到加权的当前单元，可变频率 水箱和电容器组通过BDD（二进制决策图）技术。

公开(公告)号：US08184565B2

公开(公告)日：2012-05-22

申请号：US12430313

申请日：2009-04-27

申请人： Joon Hyung Lim ,  Tah Joon Park ,  Han Jin Cho ,  Myeung Su Kim ,  Sang Hoon Hwang ,  Kyung Hee Hong ,  Yong Il Kwon

发明人： Joon Hyung Lim ,  Tah Joon Park ,  Han Jin Cho ,  Myeung Su Kim ,  Sang Hoon Hwang ,  Kyung Hee Hong ,  Yong Il Kwon

IPC分类号： G08C17/00 ,  H04W4/00

CPC分类号： H04Q9/02 ,  H04Q2209/43 ,  H04Q2209/883

摘要： Disclosed is a wireless communication apparatus having a self sensing function, which can detect an object by use of a wake-up function without employing a separate sensor. The wireless communication apparatus includes a communication unit wirelessly communicating with a server forming a wireless network, and a wake-up unit waking up the communication unit under the control of the server when the communication unit is in sleep mode, and sensing the presence of an object within a preset communication range according to a reflection signal, which is a signal reflected by the object after being transmitted from the communication unit.

摘要翻译： 公开了一种具有自感功能的无线通信装置，其可以通过使用唤醒功能而不使用单独的传感器来检测对象。 该无线通信装置包括与形成无线网络的服务器无线通信的通信单元，以及当通信单元处于睡眠模式时，在服务器的控制下唤醒通信单元的唤醒单元，并且感测到 根据反射信号在预设通信范围内对象，该反射信号是从通信单元发送之后由对象反射的信号。

公开(公告)号：US20100117740A1

公开(公告)日：2010-05-13

申请号：US12358887

申请日：2009-01-23

申请人： Sang Hoon HWANG ,  Tah Joon Park ,  Myeung Su Kim ,  Kyung Hee Hong ,  Joon Hyung Lim ,  Yong Il Kwon

发明人： Sang Hoon HWANG ,  Tah Joon Park ,  Myeung Su Kim ,  Kyung Hee Hong ,  Joon Hyung Lim ,  Yong Il Kwon

IPC分类号： H03L7/00

CPC分类号： H03L7/099 ,  H03B5/1215 ,  H03B5/1228 ,  H03B5/1243 ,  H03L7/0991

摘要： The present invention relates to a broadband voltage controlled oscillator and a method for generating a broadband oscillation frequency; and, more particularly, to a broadband voltage controlled oscillator and a method for generating a broadband oscillation frequency capable of operating over a wide frequency band by including a weighted current cell to select two frequency band modes, generating various levels of total 64 oscillation frequencies by including a variable frequency tank and a capacitor bank, and further facilitating adjustment of the total 64 oscillation frequencies distributed over the wide frequency band by including a control signal generator for generating control signals each of which is applied to the weighted current cell, the variable frequency tank and the capacitor bank by a BDD(Binary Decision Diagram) technique.

摘要翻译： 本发明涉及一种宽带压控振荡器和一种产生宽带振荡频率的方法， 更具体地，涉及一种宽带压控振荡器和一种用于产生能够在宽频带上工作的宽带振荡频率的方法，该方法包括加权的当前小区以选择两个频带模式，通过以下方式产生总共64个振荡频率的各种级别 包括可变频率储能器和电容器组，并且进一步有助于调整分布在宽频带上的总共64个振荡频率，包括用于产生控制信号的控制信号发生器，每个控制信号被施加到加权的当前单元，可变频率 水箱和电容器组通过BDD（二进制决策图）技术。

公开(公告)号：US20100033999A1

公开(公告)日：2010-02-11

申请号：US12332265

申请日：2008-12-10

申请人： Joon Hyung Lim ,  Tah Joon Park ,  Myeung Su Kim ,  Kyung Hee Hong ,  Yong II Kwon

发明人： Joon Hyung Lim ,  Tah Joon Park ,  Myeung Su Kim ,  Kyung Hee Hong ,  Yong II Kwon

IPC分类号： H02M7/217

CPC分类号： H02M7/103

摘要： Provided is a low-power radio frequency (RF) direct current (DC) rectifier. The low-power RF DC rectifier includes a rectification circuit with first and second to n-th rectification units sequentially rectifying an RF signal input through a first input terminal and a second input terminal. The first rectification unit is disposed between the first and second input terminals and a first output terminal of the first rectification unit. The second rectification unit is disposed between the first rectification unit and a second output terminal of the second rectification unit, is biased by the first rectification unit. The n-th rectification unit is disposed between an immediately previous rectification unit and a rectification output terminal of the rectification circuit, is biased by a rectified voltage output from an immediately preceding rectification unit, and outputs the rectified RF signal through the rectification output terminal.

摘要翻译： 提供了一种低功率射频（RF）直流（DC）整流器。 低功率RF直流整流器包括具有第一和第二至第n整流单元的整流电路，其顺序地对通过第一输入端子和第二输入端子输入的RF信号进行整流。 第一整流单元设置在第一和第二输入端子与第一整流单元的第一输出端子之间。 第二整流单元设置在第一整流单元和第二整流单元的第二输出端子之间，被第一整流单元偏置。 第n整流单元配置在整流电路的前一整流单元与整流输出端之间，由前一整流单元输出的整流电压偏置，并通过整流输出端输出整流后的RF信号。

公开(公告)号：US08188801B2

公开(公告)日：2012-05-29

申请号：US12878476

申请日：2010-09-09

申请人： Myeung Su Kim ,  Han Jin Cho ,  Joon Hyung Lim ,  Kyung Hee Hong ,  Yong Il Kwon

发明人： Myeung Su Kim ,  Han Jin Cho ,  Joon Hyung Lim ,  Kyung Hee Hong ,  Yong Il Kwon

IPC分类号： H03K3/03

CPC分类号： H03K3/0322 ,  H03K3/012

摘要： Disclosed herein is a delay circuit for a low power ring oscillator. The delay circuit includes: a pair of N type transistors that receive first differential input signals Vin1+ and Vin1−; a pair of P type transistors that receive second differential input signals Vin2+ and Vin2−; a differential output terminal that outputs differential output signals Vout+ and Vout− generated from the pair of N type transistors and the pair of P type transistors; an N type detector that supplies a body voltage to the pair of N type transistors; and a P type detector that supplies a body voltage to the pair of P type transistors.

摘要翻译： 这里公开了一种用于低功率环形振荡器的延迟电路。 延迟电路包括：一对N型晶体管，其接收第一差分输入信号Vin1 +和Vin1-; 一对P型晶体管，接收第二差分输入信号Vin2 +和Vin2-; 差分输出端子，其输出从所述一对N型晶体管和所述一对P型晶体管产生的差分输出信号Vout +和Vout-; N型检测器，其向所述一对N型晶体管提供体电压; 以及向该P型晶体管对提供体电压的P型检测器。

公开(公告)号：US20110280334A1

公开(公告)日：2011-11-17

申请号：US12859800

申请日：2010-08-20

申请人： Joon Hyung Lim ,  Han Jin Cho ,  Yong Il Kwon ,  Kyung Hee Hong ,  Koon Shik Cho ,  Myeung Su Kim

发明人： Joon Hyung Lim ,  Han Jin Cho ,  Yong Il Kwon ,  Kyung Hee Hong ,  Koon Shik Cho ,  Myeung Su Kim

IPC分类号： H04L27/00 ,  H03C1/02

CPC分类号： H04L27/361 ,  H03C5/00 ,  H03F2200/331 ,  H03M1/682 ,  H03M1/685 ,  H03M7/3042

摘要： The present invention provides a digital amplitude modulator and polar transmitter using the same. The polar transmitter includes: a polar converter for converting an input signal into an amplitude information signal and a phase information signal, and outputting the converted amplitude and phase information signal; a sigma-delta modulator for receiving a fractional part of the amplitude information signal, and generating a correcting value for an integer part of the amplitude information signal; a phase-modulator for upward-modulating the phase information signal outputted from the polar converter, and outputting carrier waves including the upward-modulated phase information signal; and a digital power amplifier for generating an output signal whose amplitude corresponds to the integer part of the amplitude information signal which is subjected to correction by the correcting value, and outputting combining the output signal with an output value of the phase-modulator to output the combined signal.

摘要翻译： 本发明提供一种数字振幅调制器和使用该调幅器的极化发射机。 极性发射机包括：极化转换器，用于将输入信号转换为振幅信息信号和相位信息信号，并输出转换的幅度和相位信息信号; 一个Σ-Δ调制器，用于接收幅度信息信号的分数部分，并产生一个幅度信息信号整数部分的校正值; 相位调制器，用于对从极化转换器输出的相位信息信号进行向上调制，并输出包括向上调制相位信息信号的载波; 以及数字功率放大器，用于产生其幅度对应于通过校正值进行校正的振幅信息信号的整数部分的输出信号，并且输出将输出信号与相位调制器的输出值相组合以输出 组合信号。

公开(公告)号：US20090160360A1

公开(公告)日：2009-06-25

申请号：US12044734

申请日：2008-03-07

申请人： Joon Hyung LIM ,  Myeung Su Kim ,  Kyung Hee Hong ,  Yong Il Kwon

发明人： Joon Hyung LIM ,  Myeung Su Kim ,  Kyung Hee Hong ,  Yong Il Kwon

IPC分类号： H05B41/36

CPC分类号： H05B41/3925

摘要： Provided is an apparatus for controlling lighting brightness through PFM, the apparatus including a lighting control unit that generates a control signal for controlling the brightness of a plurality of lightings; a PFM signal generating unit that is controlled by the control signal so as to generate a plurality of PFM signals having a different frequency from each other; and a driving voltage generating unit that composes the generated PFM signals in accordance with a preset combination, thereby generating driving voltages for driving the lightings.

摘要翻译： 提供了一种通过PFM控制照明亮度的装置，该装置包括产生用于控制多个照明亮度的控制信号的照明控制单元; PFM信号产生单元，其由所述控制信号控制，以产生彼此具有不同频率的多个PFM信号; 以及驱动电压产生单元，其根据预设组合构成所生成的PFM信号，从而产生用于驱动照明的驱动电压。

公开(公告)号：US08164489B2

公开(公告)日：2012-04-24

申请号：US12422527

申请日：2009-04-13

申请人： Yong Il Kwon ,  Kyung Hee Hong ,  Sang Hoon Hwang ,  Tah Joon Park

发明人： Yong Il Kwon ,  Kyung Hee Hong ,  Sang Hoon Hwang ,  Tah Joon Park

IPC分类号： H03M11/00

CPC分类号： H03M11/20

摘要： In a key scanning circuit, a key input unit has a parallel connection of a plurality of circuits having a series connection of resistors and switches between a power supply input terminal and a key scanning terminal. The resistors connected in parallel have different resistances. A current mirror has a first terminal connected to the key scanning terminal. A reference current source is connected between a second terminal of the current mirror and the power supply input terminal.

摘要翻译： 在键扫描电路中，键输入单元具有在电源输入端和键扫描端之间具有电阻和开关的串联连接的多个电路的并联连接。 并联的电阻器具有不同的电阻。 电流反射镜具有连接到键扫描终端的第一端子。 参考电流源连接在电流镜的第二端和电源输入端之间。

公开(公告)号：US20100052952A1

公开(公告)日：2010-03-04

申请号：US12422527

申请日：2009-04-13

申请人： Yong Il KWON ,  Kyung Hee Hong ,  Sang Hoon Hwang ,  Tah Joon Park

发明人： Yong Il KWON ,  Kyung Hee Hong ,  Sang Hoon Hwang ,  Tah Joon Park

IPC分类号： H03M11/00

CPC分类号： H03M11/20

摘要： In a key scanning circuit, a key input unit has a parallel connection of a plurality of circuits having a series connection of resistors and switches between a power supply input terminal and a key scanning terminal. The resistors connected in parallel have different resistances. A current mirror has a first terminal connected to the key scanning terminal. A reference current source is connected between a second terminal of the current mirror and the power supply input terminal.

摘要翻译： 在键扫描电路中，键输入单元具有在电源输入端和键扫描端之间具有电阻和开关的串联连接的多个电路的并联连接。 并联连接的电阻具有不同的电阻。 电流反射镜具有连接到键扫描终端的第一端子。 参考电流源连接在电流镜的第二端和电源输入端之间。