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1. 发明申请

US20110140781A1 IMPEDANCE MATCHING CIRCUIT ELIMINATING INTERFERENCE BETWEEN SIGNAL LINES AND POWER AMPLIFIER HAVING THE SAME 审中-公开
标题翻译：阻抗匹配电路消除信号线与具有该信号的功率放大器之间的干扰
公开(公告)号：US20110140781A1
公开(公告)日：2011-06-16
申请号：US12826098
申请日：2010-06-29
申请人： Youn Suk KIM , Shinichi IIZUKA , Hyo Gun BAE , Sang Hee KIM , Ki Joong KIM
发明人： Youn Suk KIM , Shinichi IIZUKA , Hyo Gun BAE , Sang Hee KIM , Ki Joong KIM
IPC分类号： H03F1/08 , H03H7/38
CPC分类号： H03F3/602 , H03F1/565 , H03F3/45475 , H03F2200/222 , H03F2200/387 , H03F2200/534 , H03F2200/537 , H03F2200/541 , H03F2203/45134
摘要： Disclosed are an impedance matching circuit preventing the occurrence of inter-line interference by making currents at adjacent lines flow in the same direction, and a power amplifier having the same. The impedance matching circuit eliminating interference between signal lines includes: a first transformer including a first input line which forms a first loop by a conductor receiving a signal and a first output line which forms a second loop by a conductor outputting a signal at the inner side of the first loop of the first input line to match the impedance of a path of an input signal; and a second transformer including a second input line which forms a third loop by a conductor receiving a signal and a second output line which forms a fourth loop by a conductor outputting a signal at the inner side of the third loop of the second input line to match impedance, wherein the direction of current in the first input line of the first transformer and the direction of current in the second input line of the second transformer are the opposite so that a portion of the first input line of the first transformer and a portion of the second input line of the second transformer adjacent to the portion of the first input line of the first transformer have the same current direction.
摘要翻译：公开了一种阻抗匹配电路，其通过使相邻线路中的电流在相同方向上流动而防止线间干扰的发生，以及具有该阻抗匹配电路的功率放大器。消除信号线之间的干扰的阻抗匹配电路包括：第一变压器，包括由接收信号的导体形成第一环的第一输入线和由内侧输出信号的导体形成第二环的第一输出线所述第一输入线的第一回路与输入信号的路径的阻抗相匹配; 以及第二变压器，包括由接收信号的导体形成第三环的第二输入线和由在第二输入线的第三环的内侧输出信号的导体形成第四环的第二输出线，匹配阻抗，其中第一变压器的第一输入线中的电流方向和第二变压器的第二输入线中的电流方向相反，使得第一变压器的第一输入线的一部分和部分与第一变压器的第一输入线的部分相邻的第二变压器的第二输入线具有相同的电流方向。

2. 发明申请

US20110121903A1 POWER AMPLIFIER 有权
标题翻译：功率放大器
公开(公告)号：US20110121903A1
公开(公告)日：2011-05-26
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： H03F3/16 , H03F1/00
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： There is provided a power amplifier that can increase power efficiency by preventing power consumption caused by DC components from an RF input signal. A power amplifier according to an aspect of the invention may include: an inverter amplification section amplifying an input signal according to an inverter method to thereby remove DC components from the input signal; an impedance matching section matching an impedance of a transmission path of the input signal amplified by the inverter amplification section; and an amplification section amplifying an impedance-matched signal from the impedance matching section according to a gain set beforehand.
摘要翻译：提供了一种功率放大器，其可以通过防止来自RF输入信号的DC分量引起的功率消耗来提高功率效率。根据本发明的一个方面的功率放大器可以包括：逆变器放大部分，根据逆变器方法放大输入信号，从而从输入信号中去除DC分量; 阻抗匹配部匹配由所述反相放大部放大的输入信号的传输路径的阻抗; 以及放大部，根据预先设定的增益放大来自阻抗匹配部的阻抗匹配信号。

3. 发明申请

US20100093292A1 Tx MODULE FOR WIRELESS COMMUNICATION 失效
标题翻译：用于无线通信的Tx模块
公开(公告)号：US20100093292A1
公开(公告)日：2010-04-15
申请号：US12427972
申请日：2009-04-22
申请人： Ki Joong KIM , Shinichi IIZUKA , Hyo Keun BAE , Sang Hee KIM , Joong Jin NAM , Youn Suk KIM
发明人： Ki Joong KIM , Shinichi IIZUKA , Hyo Keun BAE , Sang Hee KIM , Joong Jin NAM , Youn Suk KIM
IPC分类号： H04B1/00
CPC分类号： H04B1/006
摘要： A Tx module for wireless communications includes a plurality of Tx signal input ports receiving Tx signals of different frequencies, respectively, a plurality of power amplification units having input ports connected to the plurality of Tx signal input ports, respectively, a plurality of matching circuit units configured as transformers having input ports connected to output ports of the plurality of power amplification units, respectively, a plurality of harmonic filter units having input ports connected to output ports of the plurality of matching circuit units, respectively, a switch unit having input ports connected to output ports of the plurality of harmonic filter units, respectively and selecting one of signals input through the input ports as output, a gain/switching control unit controlling gains of the power amplification units and controlling the output selection of the switch unit, and a Tx signal output port connected to an output port of the switch unit.
摘要翻译：用于无线通信的Tx模块分别包括多个Tx信号输入端口，分别接收不同频率的Tx信号，多个功率放大单元分别具有连接到多个Tx信号输入端口的输入端口，多个匹配电路单元配置为分别具有连接到所述多个功率放大单元的输出端口的输入端口的变压器，分别具有连接到所述多个匹配电路单元的输出端口的输入端口的多个谐波滤波器单元，具有连接的输入端口的开关单元分别输出多个谐波滤波器单元的端口，并选择通过输入端口输入的信号之一作为输出;增益/切换控制单元，控制功率放大单元的增益并控制开关单元的输出选择;以及 Tx信号输出端口连接到开关单元的输出端口。

4. 发明申请

US20090085705A1 TRANSFORMER 有权
标题翻译：变压器
公开(公告)号：US20090085705A1
公开(公告)日：2009-04-02
申请号：US12100325
申请日：2008-04-09
申请人： Ki Joong KIM , Shinichi Iizuka , Sang Hee Kim , Hyo Keun Bae , Youn Suk Kim
发明人： Ki Joong KIM , Shinichi Iizuka , Sang Hee Kim , Hyo Keun Bae , Youn Suk Kim
IPC分类号： H01F5/00
CPC分类号： H01F19/04 , H01F27/2804
摘要： A transformer including: a multilayer board; one or more input conductive lines formed on the multilayer board, whose both ends connected to input terminals of a positive signal and a negative signal, respectively; one output conductive line formed adjacent to the one or more input conductive lines to form an electromagnetic coupling with the one or more input conductive lines, whose one end is connected to an output terminal and another end is connected to a ground; a power supply pad formed in an area of the one or more input conductive lines; and a harmonics remover formed between the one end and the another end of the output conductive line to remove harmonics components of a signal outputted from the output conductive line, wherein a part of the one or more input conductive lines is formed on a top surface of the multilayer board and rest of the one or more input conductive lines is formed on a different layer from the top surface of the multilayer board, which are connected to each other via a via hole, and a portion of the output conductive line is formed on the top surface of the multilayer board and another portion of the output conductive line is formed on the different layer from the top surface of the multilayer board, which are connected to each other via the via hole, not to be directly connected to the one or more input conductive lines.
摘要翻译：一种变压器，包括：多层板; 形成在多层基板上的一个或多个输入导线，其两端分别连接到正信号和负信号的输入端; 一个输出导线与所述一个或多个输入导线相邻地形成以与所述一个或多个输入导线形成电磁耦合，所述一个或多个输入导线的一端连接到输出端，另一端连接到地; 电源焊盘，形成在所述一个或多个输入导线的区域中; 以及形成在所述输出导线的一端与另一端之间的谐波去除器，以去除从所述输出导线输出的信号的谐波分量，其中所述一个或多个输入导线的一部分形成在所述输出导线的顶表面上一个或多个输入导线的多层板和其余部分形成在与多层板的顶表面不同的层上，多层板的顶表面经由通孔彼此连接，并且输出导线的一部分形成在多层板的上表面和输出导线的另一部分形成在与多层板的顶表面不同的层上，多层板的顶表面经由通孔相互连接，不与其直接连接，更多输入导线。

5. 发明申请

US20080309411A1 RADIO FREQUENCY SIGNAL AMPLIFYING DEVICE 失效
标题翻译：无线电频率信号放大器件
公开(公告)号：US20080309411A1
公开(公告)日：2008-12-18
申请号：US12138659
申请日：2008-06-13
申请人： Ki Joong KIM , Shinichi Iizuka , Youn Suk Kim , Hyo Keun Bae , Sang Hee Kim
发明人： Ki Joong KIM , Shinichi Iizuka , Youn Suk Kim , Hyo Keun Bae , Sang Hee Kim
IPC分类号： H03F3/45
CPC分类号： H03F3/19 , H03F1/0283 , H03F3/211 , H03F3/45188 , H03F3/45237 , H03F2200/06 , H03F2200/534 , H03F2203/45008 , H03F2203/45134 , H03F2203/45336 , H03F2203/45352 , H03F2203/45464 , H03F2203/45638
摘要： There is provided a radio frequency (RF) signal amplifying device consuming less power and operable at a high voltage in a PA driving amplifying apparatus applicable to a PA amplifying circuit which amplifies power of an RF signal. The RF signal amplifying device includes: a balun converting an unbalanced radio frequency signal into a balanced radio frequency signal; a primary amplifier differentially amplifying the balanced radio frequency signal from the balun; and at least one secondary amplifier secondarily and differentially amplifying the balanced radio frequency signal amplified from the primary amplifier.
摘要翻译：提供了在适用于放大RF信号的功率的PA放大电路的PA驱动放大装置中消耗较少功率并在高电压下操作的射频（RF）信号放大装置。 RF信号放大装置包括：平衡 - 不平衡转换器，将不平衡射频信号转换成平衡射频信号; 一个主放大器差分放大来自平衡 - 不平衡转换器的平衡射频信号; 以及至少一个次级放大器，二次并差分放大从主放大器放大的平衡射频信号。

6. 发明申请

US20100109806A1 TRANSFORMER 有权
标题翻译：变压器
公开(公告)号：US20100109806A1
公开(公告)日：2010-05-06
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： H03H7/00
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 one end connected to the ground, a first resonator disposed between the other end of the output conductive line and the ground, and a second resonator having one end connected to the other end of the output conductive line and the other end provided as an output port.
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，并且其一端连接到所述地，设置在所述输出导线的另一端与所述地之间的第一谐振器，以及第二谐振器，其一端连接到所述输出导线的另一端输出导线，另一端作为输出端口。

7. 发明申请

US20130127540A1 POWER AMPLIFIER 有权
标题翻译：功率放大器
公开(公告)号：US20130127540A1
公开(公告)日：2013-05-23
申请号：US13362716
申请日：2012-01-31
申请人： Youn Suk KIM , Jun Goo WON , Shinichi IIZUKA , Ki Joong KIM
发明人： Youn Suk KIM , Jun Goo WON , Shinichi IIZUKA , Ki Joong KIM
IPC分类号： H03F3/16 , H03F3/04 , H03G3/20
CPC分类号： H03F1/3205 , H03F1/56 , H03F3/19 , H03F2200/211 , H03F2200/213 , H03F2200/222
摘要： There is provided a power amplifier which may suppress fluctuations in a phase of an output signal in accordance with fluctuations in a level of an input signal by varying an impedance between a signal input terminal and an amplification unit in accordance with a power level of an input signal. The power amplifier includes a bias voltage generation unit generating a bias voltage set in accordance with a power level of an input signal, an amplification unit amplifying the power level of the input signal in accordance with the bias voltage, and an impedance variation unit varying an impedance of a signal transmission path through which the input signal is transmitted to the amplification unit in accordance with the bias voltage.
摘要翻译：提供了一种功率放大器，其可以根据输入信号的电平的波动来抑制输出信号的相位的波动，通过根据输入的功率电平改变信号输入端子和放大单元之间的阻抗信号。功率放大器包括：偏置电压产生单元，其生成根据输入信号的功率电平设定的偏置电压;放大单元，其根据偏置电压放大输入信号的功率电平;以及阻抗变化单元，根据偏置电压将输入信号传输到放大单元的信号传输路径的阻抗。

8. 发明申请

US20120025914A1 CMOS POWER AMPLIFIER 有权
标题翻译： CMOS功率放大器
公开(公告)号：US20120025914A1
公开(公告)日：2012-02-02
申请号：US13173814
申请日：2011-06-30
申请人： Youn Suk KIM , Chul Hwan YOON , Joong Jin NAM , Ki Joong KIM , Jun Goo WON
发明人： Youn Suk KIM , Chul Hwan YOON , Joong Jin NAM , Ki Joong KIM , Jun Goo WON
IPC分类号： H03F1/38
CPC分类号： H03F3/245 , H03F1/223 , H03F3/3028 , H03F2200/249 , H03F2200/411 , H03F2200/516 , H03F2203/30031 , H03G1/0088
摘要： A CMOS power amplifier includes: a first MOS transistor connected between a first power terminal and a first output stage and having a gate connected to an input stage; a second MOS transistor connected between the first output stage and a ground and having a gate connected to the input stage; a switching circuit unit connecting or separating a feedback line between the input stage and the first output stage to select a linear amplifying operation or a non-linear amplifying operation; and a resistor formed at the feedback line between the input stage and the first output stage to determine a linear amplification gain when the feedback line is turned on.
摘要翻译： CMOS功率放大器包括：连接在第一电源端子和第一输出级之间并具有连接到输入级的栅极的第一MOS晶体管; 连接在第一输出级与地之间并具有连接到输入级的栅极的第二MOS晶体管; 切换电路单元，连接或分离所述输入级和所述第一输出级之间的反馈线，以选择线性放大操作或非线性放大操作; 以及形成在输入级和第一输出级之间的反馈线路处的电阻器，以在反馈线路导通时确定线性放大增益。

9. 发明申请

US20120062325A1 POWER AMPLIFIER CIRCUIT 有权
标题翻译：功率放大器电路
公开(公告)号：US20120062325A1
公开(公告)日：2012-03-15
申请号：US13024740
申请日：2011-02-10
申请人： Ki Joong KIM , Youn Suk KIM , Seong Geon KIM , Jun Goo WON , Joong Jin NAM
发明人： Ki Joong KIM , Youn Suk KIM , Seong Geon KIM , Jun Goo WON , Joong Jin NAM
IPC分类号： H03F3/00
CPC分类号： H03F3/195 , H01L23/66 , H01L24/48 , H01L24/49 , H01L2223/6644 , H01L2223/6688 , H01L2224/48091 , H01L2224/48111 , H01L2224/48137 , H01L2224/48195 , H01L2224/48227 , H01L2224/48465 , H01L2224/49113 , H01L2924/00014 , H01L2924/14 , H01L2924/19107 , H01L2924/30107 , H01L2924/3011 , H01L2924/30111 , H01L2924/3025 , H03F2200/391 , H01L2924/00 , H01L2224/45099 , H01L2224/05599
摘要： There is provided a power amplifier circuit capable of improving cross isolation between a high frequency band power coupler and a low frequency band power coupler, by directly transmitting power to the high frequency band power coupler and the low frequency band power coupler from a power amplifier, and forming a predetermined inductance circuit or an LC resonance circuit in a line transmitting the power to the high frequency band power coupler. The power amplifier circuit may include a power amplifying unit supplied with power from the outside and amplifying an input signal, a coupling unit having a high frequency band power coupler and a low frequency band power coupler, and an isolation unit including a first power line and a second power line, wherein the first power line has an inductor blocking signal interference generated in a predetermined frequency band.
摘要翻译：通过从功率放大器直接向高频带功率耦合器和低频带功率耦合器发送功率，提供了能够改善高频带功率耦合器和低频带功率耦合器之间的交叉隔离的功率放大器电路，以及在将功率发送到高频带功率耦合器的线路中形成预定的电感电路或LC谐振电路。功率放大器电路可以包括从外部供电并放大输入信号的功率放大单元，具有高频带功率耦合器和低频带功率耦合器的耦合单元，以及包括第一电力线和第二电力线，其中所述第一电力线具有在预定频带中产生的电感器阻塞信号干扰。

10. 发明申请

US20110121898A1 WIRELESS APPARATUS HAVING SHIELDING FUNCTION 失效
标题翻译：具有屏蔽功能的无线设备
公开(公告)号：US20110121898A1
公开(公告)日：2011-05-26
申请号：US12790327
申请日：2010-05-28
申请人： Ki Joong KIM , Tae Joon PARK , Young Jean SONG , Jun Goo WON , Youn Suk KIM
发明人： Ki Joong KIM , Tae Joon PARK , Young Jean SONG , Jun Goo WON , Youn Suk KIM
IPC分类号： H03F1/00
CPC分类号： H03F3/211 , H01L23/552 , H01L23/645 , H01L23/66 , H01L24/48 , H01L2223/6677 , H01L2224/05554 , H01L2224/48137 , H01L2924/00014 , H01L2924/19051 , H01L2924/3011 , H01L2924/3025 , H03F3/195 , H03F2200/537 , H03F2200/541 , H01L2924/00 , H01L2224/45099
摘要： There is provided a wireless apparatus having a shielding function for shielding signal interference between driving power from a power amplifier and a conductive wire of a coupler. The wireless apparatus having a shielding function, includes an amplifying unit receiving preset driving power and amplifying a radio frequency (RF) input signal according to a preset gain, an impedance matching unit including at least one coil, receiving the driving power from the amplifying unit, and matching the impedance of a path of a signal, amplified from the amplifying unit, through the coil, and a shielding unit eliminating signal interference between the coil and a transmission path of the driving power from the amplifying unit.
摘要翻译：提供了一种具有屏蔽功能的无线设备，用于屏蔽来自功率放大器的驱动功率与耦合器的导线之间的信号干扰。具有屏蔽功能的无线装置包括放大单元，接收预设的驱动功率并根据预设的增益放大射频（RF）输入信号;阻抗匹配单元，包括至少一个线圈，从放大单元接收驱动功率并且将从放大单元放大的信号的路径的阻抗与线圈匹配，以及屏蔽单元，消除线圈与来自放大单元的驱动功率的传输路径之间的信号干扰。

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