公开(公告)号：US08917145B2

公开(公告)日：2014-12-23

申请号：US13452605

申请日：2012-04-20

申请人： Young Jean Song ,  Jun Goo Won ,  Youn Suk Kim ,  Shinichi Iizuka ,  Ju Young Park ,  Ki Joong Kim

发明人： Young Jean Song ,  Jun Goo Won ,  Youn Suk Kim ,  Shinichi Iizuka ,  Ju Young Park ,  Ki Joong Kim

IPC分类号： H03F3/191

CPC分类号： H03F1/08 ,  H03F1/32 ,  H03F3/19 ,  H03F3/211 ,  H03F2200/18 ,  H03F2200/225

摘要： There is provided an amplifier circuit. The amplifier circuit includes an amplifying unit including at least one transistor; at least one first bias circuit unit including a resistor and connected to the at least one transistor; and at least one second bias circuit unit connected between an input terminal to which an input signal is applied and the at least one transistor so as to block an input signal having a frequency higher than a first frequency or having a frequency lower than a second frequency. The amplifier circuit according to embodiment of the present invention may prevent thermal runaway, remove a harmonic component from an input signal to be amplified and suppress oscillations.

摘要翻译： 提供了放大器电路。 该放大器电路包括一个包括至少一个晶体管的放大单元; 至少一个第一偏置电路单元，包括电阻并连接到所述至少一个晶体管; 以及至少一个第二偏置电路单元，连接在施加输入信号的输入端和所述至少一个晶体管之间，以便阻挡具有高于第一频率或具有低于第二频率的频率的频率的输入信号 。 根据本发明的实施例的放大器电路可以防止热失控，从要放大的输入信号中去除谐波分量并抑制振荡。

公开(公告)号：US20130207728A1

公开(公告)日：2013-08-15

申请号：US13452605

申请日：2012-04-20

申请人： Young Jean SONG ,  Jun Goo Won ,  Youn Suk Kim ,  Shinichi Iizuka ,  Ju Young Park ,  Ki Joong Kim

发明人： Young Jean SONG ,  Jun Goo Won ,  Youn Suk Kim ,  Shinichi Iizuka ,  Ju Young Park ,  Ki Joong Kim

IPC分类号： H03F3/04

CPC分类号： H03F1/08 ,  H03F1/32 ,  H03F3/19 ,  H03F3/211 ,  H03F2200/18 ,  H03F2200/225

摘要： There is provided an amplifier circuit. The amplifier circuit includes an amplifying unit including at least one transistor; at least one first bias circuit unit including a resistor and connected to the at least one transistor; and at least one second bias circuit unit connected between an input terminal to which an input signal is applied and the at least one transistor so as to block an input signal having a frequency higher than a first frequency or having a frequency lower than a second frequency. The amplifier circuit according to embodiment of the present invention may prevent thermal runaway, remove a harmonic component from an input signal to be amplified and suppress oscillations.

摘要翻译： 提供了放大器电路。 该放大器电路包括一个包括至少一个晶体管的放大单元; 至少一个第一偏置电路单元，包括电阻并连接到所述至少一个晶体管; 以及至少一个第二偏置电路单元，其连接在施加输入信号的输入端与所述至少一个晶体管之间，以便阻挡具有高于第一频率的频率或具有低于第二频率的频率的输入信号 。 根据本发明的实施例的放大器电路可以防止热失控，从要放大的输入信号中去除谐波分量并抑制振荡。

公开(公告)号：US20130321086A1

公开(公告)日：2013-12-05

申请号：US13565417

申请日：2012-08-02

申请人： Shinichi IIZUKA ,  Youn Suk Kim ,  Jun Goo Won ,  Myeong Woo Han ,  Young Jean Song ,  Ju Young Park ,  Ki Joong Kim

发明人： Shinichi IIZUKA ,  Youn Suk Kim ,  Jun Goo Won ,  Myeong Woo Han ,  Young Jean Song ,  Ju Young Park ,  Ki Joong Kim

IPC分类号： H03F3/04 ,  G05F3/02

CPC分类号： H03F3/19 ,  H03F1/30

摘要： There are provided a bias circuit supplying different levels of bias power according to respective power modes through a simple circuit configuration, and a power amplifier having the same. The bias circuit includes: a bias setting unit setting a bias power voltage level by switching reference power having a pre-set voltage level determined according to a pre-set power mode; and a bias supply unit including a switching element performing switching according to the setting of the bias setting unit and supplying bias power having a voltage level determined according to a switching operation of the switching element.

摘要翻译： 提供了通过简单电路配置根据各自的功率模式提供不同电平的偏置功率的偏置电路，以及具有该偏置电路的功率放大器。 偏置电路包括：偏置设定单元，通过切换具有根据预设功率模式确定的预设电压电平的参考功率来设置偏置功率电压电平; 以及偏置电源单元，包括开关元件，根据偏置设置单元的设置执行切换，并提供具有根据开关元件的开关操作确定的电压电平的偏置功率。

公开(公告)号：US08854142B2

公开(公告)日：2014-10-07

申请号：US13565417

申请日：2012-08-02

申请人： Shinichi Iizuka ,  Youn Suk Kim ,  Jun Goo Won ,  Myeong Woo Han ,  Young Jean Song ,  Ju Young Park ,  Ki Joong Kim

发明人： Shinichi Iizuka ,  Youn Suk Kim ,  Jun Goo Won ,  Myeong Woo Han ,  Young Jean Song ,  Ju Young Park ,  Ki Joong Kim

IPC分类号： H03F3/04

CPC分类号： H03F3/19 ,  H03F1/30

摘要： There are provided a bias circuit supplying different levels of bias power according to respective power modes through a simple circuit configuration, and a power amplifier having the same. The bias circuit includes: a bias setting unit setting a bias power voltage level by switching reference power having a pre-set voltage level determined according to a pre-set power mode; and a bias supply unit including a switching element performing switching according to the setting of the bias setting unit and supplying bias power having a voltage level determined according to a switching operation of the switching element.

摘要翻译： 提供了通过简单电路配置根据各自的功率模式提供不同电平的偏置功率的偏置电路，以及具有该偏置电路的功率放大器。 偏置电路包括：偏置设定单元，通过切换具有根据预设功率模式确定的预设电压电平的参考功率来设置偏置功率电压电平; 以及偏置电源单元，包括开关元件，根据偏置设置单元的设置执行切换，并提供具有根据开关元件的开关操作确定的电压电平的偏置功率。

公开(公告)号：US08183919B2

公开(公告)日：2012-05-22

申请号：US12823489

申请日：2010-06-25

申请人： Young Jean Song ,  Shinichi Iizuka ,  Youn Suk Kim ,  Hyo Kun Bae ,  Sang Hee Kim ,  Jun Goo Won ,  Joong Jin Nam ,  Ki Joong Kim ,  Jae Hyouck Choi

发明人： Young Jean Song ,  Shinichi Iizuka ,  Youn Suk Kim ,  Hyo Kun Bae ,  Sang Hee Kim ,  Jun Goo Won ,  Joong Jin Nam ,  Ki Joong Kim ,  Jae Hyouck Choi

IPC分类号： H03F3/45

CPC分类号： H03F3/245 ,  H03F1/0205 ,  H03F3/193 ,  H03F3/3022 ,  H03F3/3044 ,  H03F3/45179 ,  H03F2200/222 ,  H03F2200/318 ,  H03F2200/387 ,  H03F2200/408 ,  H03F2200/451 ,  H03F2203/45481 ,  H03F2203/45621

摘要： A power amplifier includes an inverter amplification section configured to amplify AC components and remove DC components from at least one input signal, an impedance matching section configured to match an impedance of a transmission path of the at least one input signal amplified by the inverter amplification section, and an amplification section configured to amplify an impedance-matched signal from the impedance matching section according to a predetermined gain. The inverter amplification section includes at least one P-channel metal-oxide semiconductor field effect transistor (MOS FET) having a gate configured to receive the at least one input signal and at least one N-channel MOS FET having a gate configured to receive the at least one input signal. The at least one P-channel MOS FET and the at least one N-channel MOS FET are serially connected.

摘要翻译： 功率放大器包括反相器放大部分，被配置为放大AC分量并从至少一个输入信号中去除DC分量;阻抗匹配部分，被配置为匹配由反相器放大部分放大的至少一个输入信号的传输路径的阻抗 以及放大部，被配置为根据预定增益放大来自阻抗匹配部的阻抗匹配信号。 反相器放大部分包括至少一个具有被配置为接收至少一个输入信号的栅极的P沟道金属氧化物半导体场效应晶体管（MOS FET），以及至少一个具有栅极的N沟道MOS FET，其被配置为接收 至少一个输入信号。 至少一个P沟道MOS FET和至少一个N沟道MOS FET串联。

公开(公告)号：US08536969B2

公开(公告)日：2013-09-17

申请号：US13231429

申请日：2011-09-13

申请人： Joong Jin Nam ,  Chul Hwan Yoon ,  Ki Joong Kim ,  Ju Young Park ,  Jun Goo Won ,  Youn Suk Kim

发明人： Joong Jin Nam ,  Chul Hwan Yoon ,  Ki Joong Kim ,  Ju Young Park ,  Jun Goo Won ,  Youn Suk Kim

IPC分类号： H01F5/00 ,  H01F27/28

CPC分类号： H03F3/24 ,  H01F19/00 ,  H01F27/2804 ,  H03F3/189 ,  H03F3/45475 ,  H03F2200/537 ,  H03F2200/541 ,  H03F2203/45731

摘要： A transformer having a structure in which first and second substrates are vertically laminated, including: a plurality of input conductive lines disposed on the first substrate along a circumference thereof; a single output conductive line disposed co-planarly with the plurality of input conductive lines, and having one end connected to a ground; and an air bridge including a pair of conductive via holes formed in any one conductive line in an overlapped area in which the input and output conductive lines are intersected with each other to penetrate through the first substrate and a single piece of conductive line connecting the pair of conductive via holes to each other and disposed on the second substrate, thereby preventing a short-circuit between the input and output conductive lines.

摘要翻译： 一种具有垂直层叠第一和第二基板的结构的变压器，包括：沿着其周边设置在第一基板上的多个输入导线; 单个输出导线与所述多个输入导线共面设置，并且一端连接到地; 以及空气桥，其包括形成在重叠区域中的任一导电线中的一对导电通孔，输入和输出导线彼此相交以穿透第一基板和连接该对的单根导线 的导电通孔彼此并且设置在第二基板上，从而防止输入和输出导线之间的短路。

公开(公告)号：US20120068803A1

公开(公告)日：2012-03-22

申请号：US13231429

申请日：2011-09-13

申请人： Joong Jin Nam ,  Chul Hwan Yoon ,  Ki Joong Kim ,  Ju Young Park ,  Jun Goo Won ,  Youn Suk Kim

发明人： Joong Jin Nam ,  Chul Hwan Yoon ,  Ki Joong Kim ,  Ju Young Park ,  Jun Goo Won ,  Youn Suk Kim

IPC分类号： H01F27/29

CPC分类号： H03F3/24 ,  H01F19/00 ,  H01F27/2804 ,  H03F3/189 ,  H03F3/45475 ,  H03F2200/537 ,  H03F2200/541 ,  H03F2203/45731

摘要： A transformer having a structure in which first and second substrates are vertically laminated, including: a plurality of input conductive lines disposed on the first substrate along a circumference thereof; a single output conductive line disposed co-planarly with the plurality of input conductive lines, and having one end connected to a ground; and an air bridge including a pair of conductive via holes formed in any one conductive line in an overlapped area in which the input and output conductive lines are intersected with each other to penetrate through the first substrate and a single piece of conductive line connecting the pair of conductive via holes to each other and disposed on the second substrate, thereby preventing a short-circuit between the input and output conductive lines.

摘要翻译： 一种具有垂直层叠第一和第二基板的结构的变压器，包括：沿着其周边设置在第一基板上的多个输入导线; 单个输出导线与所述多个输入导线共面设置，并且一端连接到地; 以及空气桥，其包括形成在重叠区域中的任一导电线中的一对导电通孔，输入和输出导线彼此相交以穿透第一基板和连接该对的单根导线 的导电通孔彼此并且设置在第二基板上，从而防止输入和输出导线之间的短路。

公开(公告)号：US08242846B2

公开(公告)日：2012-08-14

申请号：US13012295

申请日：2011-01-24

申请人： Ki Joong Kim ,  Youn Suk Kim ,  Young Jean Song ,  Jae Hyouck Choi ,  Jun Goo Won

发明人： Ki Joong Kim ,  Youn Suk Kim ,  Young Jean Song ,  Jae Hyouck Choi ,  Jun Goo Won

IPC分类号： H03F3/68

CPC分类号： H03F1/22 ,  H03F3/68

摘要： There is provided a power amplifier capable of improving harmonics characteristics of an output signal of an amplifier circuit by compensating a phase of the output signal. A power amplifier according to an aspect of the invention may include: an amplification section having a plurality of amplification units each amplifying a radio frequency (RF) signal according to a gain being controlled; a phase correction section performing phase correction by removing harmonic components of respective output signals from the plurality of amplification units of the amplification section; and a coupling section coupling the respective output signals phase-corrected by the phase correction section.

摘要翻译： 提供了能够通过补偿输出信号的相位来改善放大器电路的输出信号的谐波特性的功率放大器。 根据本发明的一个方面的功率放大器可以包括：放大部分，具有多个放大单元，每个放大单元根据被控制的增益放大射频（RF）信号; 相位校正部，通过从放大部的多个放大部除去各输出信号的谐波分量来进行相位校正; 以及耦合部分，其耦合由相位校正部分相位校正的各个输出信号。

公开(公告)号：US08203399B2

公开(公告)日：2012-06-19

申请号：US12504196

申请日：2009-07-16

申请人： Ki Joong Kim ,  Hyo Gun Bae ,  Joong Jin Nam ,  Jun Goo Won ,  Young Jean Song ,  Youn Suk Kim

发明人： Ki Joong Kim ,  Hyo Gun Bae ,  Joong Jin Nam ,  Jun Goo Won ,  Young Jean Song ,  Youn Suk Kim

IPC分类号： H03H7/01

CPC分类号： H03H7/42 ,  H03F3/211 ,  H03F3/45475 ,  H03F2200/537 ,  H03F2200/541 ,  H03H7/0115 ,  H03H7/1783 ,  H03H7/1791

摘要： A transformer includes at least one input conductive line having both ends provided as input ports of a positive (+) signal and a negative (−) signal, respectively, one output conductive line disposed adjacent to the at least one input conductive line to be electromagnetically coupled to the at least one input conductive line, and having a first end connected to a ground, a first resonator disposed between a second end of the output conductive line and the ground, a second resonator having a first end connected to the second end of the output conductive line and a second end provided as an output port, and a third resonator connected in series between the first end of the output conductive line and the ground.

摘要翻译： 变压器包括至少一个输入导线，其两端分别被提供为正（+）信号和负（ - ）信号的输入端，一个输出导线与所述至少一个输入导线邻近设置成电磁地 耦合到所述至少一个输入导线，并且具有连接到地的第一端，设置在所述输出导线的第二端和所述地之间的第一谐振器，第二谐振器，其第一端连接到所述第二端 输出导线和设置为输出端口的第二端，以及串联连接在输出导线的第一端和地之间的第三谐振器。

公开(公告)号：US20110215865A1

公开(公告)日：2011-09-08

申请号：US12770625

申请日：2010-04-29

申请人： Joong Jin NAM ,  Youn Suk Kim ,  Hyo Gun Bae ,  Jae Hyouck Choi ,  Jun Goo Won ,  Young Jean Song ,  Ki Joong Kim ,  Sang Hee Kim

发明人： Joong Jin NAM ,  Youn Suk Kim ,  Hyo Gun Bae ,  Jae Hyouck Choi ,  Jun Goo Won ,  Young Jean Song ,  Ki Joong Kim ,  Sang Hee Kim

IPC分类号： H03F3/68

CPC分类号： H03F3/68

摘要： Disclosed herein is a power amplifier. The power amplifier includes N power amplification means, a transformer, and a harmonic elimination unit. Each of the N power amplification means amplifies an input signal into a predetermined level. The transformer includes N/2 primary windings respectively connected to the output terminals of the power amplification means and a secondary winding configured such that coil elements are connected in series between an output terminal and a ground, and sums power transmitted from the primary windings. The harmonic elimination unit is disposed across both ends of the secondary winding of the transformer, and eliminates the output of the harmonic frequencies of a preset frequency.

摘要翻译： 这里公开了功率放大器。 功率放大器包括N个功率放大装置，变压器和谐波消除单元。 N个功率放大装置中的每一个将输入信号放大到预定水平。 变压器包括分别连接到功率放大装置的输出端子的N / 2个初级绕组和被配置为使得线圈元件串联连接在输出端子和地之间的次级绕组，并且对从初级绕组传递的功率求和。 谐波消除单元设置在变压器的次级绕组的两端，并且消除了预设频率的谐波频率的输出。