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1. 发明授权

US08354883B2 Power amplifier 有权
标题翻译：功率放大器
公开(公告)号：US08354883B2
公开(公告)日：2013-01-15
申请号：US13024144
申请日：2011-02-09
申请人： Bon Hoon Koo , Ki Yong Son , Song Cheol Hong , Gyu Suck Kim , Yoo Sam Na
发明人： Bon Hoon Koo , Ki Yong Son , Song Cheol Hong , Gyu Suck Kim , Yoo Sam Na
IPC分类号： H03G3/20
CPC分类号： H03F1/0266 , H03F3/195 , H03F2200/105 , H03F2200/555
摘要： There is provided a power amplifier capable of supplying variable bias to an amplifier circuit by accurately transferring the envelope components of an input signal during the supply of active bias power to the amplifier circuit. The power amplifier includes: an envelope detector detecting an envelope of an input signal; a bias power generator including at least one P-type MOSFET and one N-type MOSFET connected to each other in an inverter manner between a driving power terminal supplying driving power having a preset voltage level and a reference bias power terminal supplying preset reference bias power to generate bias power varied according to detection results from the envelope detector; and an amplifier amplifying the input signal according to the bias power level from the bias power generator.
摘要翻译：提供了一种功率放大器，其能够通过在将有源偏置功率提供给放大器电路期间精确地传送输入信号的包络分量来向放大器电路提供可变偏置。功率放大器包括：检测输入信号的包络的包络检测器; 一个偏置功率发生器，它包括至少一个P型MOSFET和一个N型MOSFET，它们以一个反相器的方式相互连接，驱动电源端子提供具有预设电压电平的驱动电源和一个提供预设参考偏置功率的参考偏置电源端子以产生根据来自包络检测器的检测结果而变化的偏置功率; 以及根据偏置功率发生器的偏置功率电平放大输入信号的放大器。

2. 发明授权

US08803607B2 Power amplifier 有权
标题翻译：功率放大器
公开(公告)号：US08803607B2
公开(公告)日：2014-08-12
申请号：US13407382
申请日：2012-02-28
申请人： Ki Yong Son , Gyu Suck Kim , Yoo Sam Na , Song Cheol Hong , Bon Hoon Koo
发明人： Ki Yong Son , Gyu Suck Kim , Yoo Sam Na , Song Cheol Hong , Bon Hoon Koo
IPC分类号： H03F1/26
CPC分类号： H03F1/3241 , H03F3/211 , H03F2200/336 , H03F2200/408
摘要： There is provided a power amplifier capable of increasing linear output power and efficiency without sacrificing an overall gain by employing a vector modulation function in a driving stage, with no separate vector modulator. The power amplifier includes a driving stage performing vector-modulation on an input RF signal to provide an I channel signal and a Q channel signal having different phases and amplifying the I channel signal and the Q channel signal to set gains; and a power stage amplifying power levels of the signals amplified by the driving stage.
摘要翻译：提供了一种功率放大器，其能够通过在驱动级中采用矢量调制功能而不牺牲整体增益来提高线性输出功率和效率，而没有单独的矢量调制器。功率放大器包括对输入RF信号执行向量调制以提供I信道信号和具有不同相位的Q信道信号的驱动级，并且放大I信道信号和Q信道信号以设置增益; 以及功率级放大由驱动级放大的信号的功率电平。

3. 发明申请

US20120025907A1 POWER AMPLIFIER 有权
标题翻译：功率放大器
公开(公告)号：US20120025907A1
公开(公告)日：2012-02-02
申请号：US13024144
申请日：2011-02-09
申请人： Bon Hoon KOO , Ki Yong SON , Song Cheol HONG , Gyu Suck KIM , Yoo Sam Na
发明人： Bon Hoon KOO , Ki Yong SON , Song Cheol HONG , Gyu Suck KIM , Yoo Sam Na
IPC分类号： H03G3/20
CPC分类号： H03F1/0266 , H03F3/195 , H03F2200/105 , H03F2200/555
摘要： There is provided a power amplifier capable of supplying variable bias to an amplifier circuit by accurately transferring the envelope components of an input signal during the supply of active bias power to the amplifier circuit. The power amplifier includes: an envelope detector detecting an envelope of an input signal; a bias power generator including at least one P-type MOSFET and one N-type MOSFET connected to each other in an inverter manner between a driving power terminal supplying driving power having a preset voltage level and a reference bias power terminal supplying preset reference bias power to generate bias power varied according to detection results from the envelope detector; and an amplifier amplifying the input signal according to the bias power level from the bias power generator.
摘要翻译：提供了一种功率放大器，其能够通过在将有源偏置功率提供给放大器电路期间精确地传送输入信号的包络分量来向放大器电路提供可变偏置。功率放大器包括：检测输入信号的包络的包络检测器; 一个偏置功率发生器，它包括至少一个P型MOSFET和一个N型MOSFET，它们以一个反相器的方式相互连接，驱动电源端子提供具有预设电压电平的驱动电源和一个提供预设参考偏置功率的参考偏置电源端子以产生根据来自包络检测器的检测结果而变化的偏置功率; 以及根据偏置功率发生器的偏置功率电平放大输入信号的放大器。

4. 发明申请

US20120299657A1 MULTI-MODE POWER AMPLIFIER 有权
标题翻译：多模式功率放大器
公开(公告)号：US20120299657A1
公开(公告)日：2012-11-29
申请号：US13279953
申请日：2011-10-24
申请人： Bon Hoon KOO , Byeong Hak Jo , Ki Yong Son , Yoo Sam Na , Song Cheol Hong
发明人： Bon Hoon KOO , Byeong Hak Jo , Ki Yong Son , Yoo Sam Na , Song Cheol Hong
IPC分类号： H03F3/68 , H03F1/22
CPC分类号： H03F1/223 , H03F1/0277 , H03F3/195 , H03F3/245 , H03F3/72 , H03F2200/18 , H03F2200/222 , H03F2200/318 , H03F2200/387 , H03F2200/411 , H03F2200/516 , H03F2200/541 , H03F2203/7221 , H03F2203/7236
摘要： There is provided a multi-mode power amplifier operable in a low power mode having a preset power range and in a high power mode having a power range higher than the power range of the low power mode. The multi-mode power amplifier includes: a high power amplifying unit including at least one cascode amplifier to amplify an input signal to a high power level having a preset power range; a low power amplifying unit sharing a common source node of the at least one cascode amplifier to amplify the input signal to a low power level having a power range lower than the high power level; and a coupling unit coupling a transfer path of a signal output from the high power amplifying unit and a transfer path of a signal output from the low power amplifying unit to each other.
摘要翻译：提供了一种可在具有预设功率范围的低功率模式下工作的多模式功率放大器和功率范围高于低功率模式的功率范围的高功率模式。多模式功率放大器包括：高功率放大单元，包括至少一个共源共栅放大器，用于将输入信号放大到具有预设功率范围的高功率电平; 共享所述至少一个共源共栅放大器的公共源节点的低功率放大单元，以将所述输入信号放大到功率范围低于所述高功率电平的低功率电平; 以及耦合单元，耦合从高功率放大单元输出的信号的传输路径和从低功率放大单元输出的信号的传送路径。

5. 发明授权

US08378744B2 Multi-mode power amplifier 有权
标题翻译：多模功率放大器
公开(公告)号：US08378744B2
公开(公告)日：2013-02-19
申请号：US13279953
申请日：2011-10-24
申请人： Bon Hoon Koo , Byeong Hak Jo , Ki Yong Son , Yoo Sam Na , Song Cheol Hong
发明人： Bon Hoon Koo , Byeong Hak Jo , Ki Yong Son , Yoo Sam Na , Song Cheol Hong
IPC分类号： H03F1/14
CPC分类号： H03F1/223 , H03F1/0277 , H03F3/195 , H03F3/245 , H03F3/72 , H03F2200/18 , H03F2200/222 , H03F2200/318 , H03F2200/387 , H03F2200/411 , H03F2200/516 , H03F2200/541 , H03F2203/7221 , H03F2203/7236
摘要： There is provided a multi-mode power amplifier operable in a low power mode having a preset power range and in a high power mode having a power range higher than the power range of the low power mode. The multi-mode power amplifier includes: a high power amplifying unit including at least one cascode amplifier to amplify an input signal to a high power level having a preset power range; a low power amplifying unit sharing a common source node of the at least one cascode amplifier to amplify the input signal to a low power level having a power range lower than the high power level; and a coupling unit coupling a transfer path of a signal output from the high power amplifying unit and a transfer path of a signal output from the low power amplifying unit to each other.
摘要翻译：提供了一种可在具有预设功率范围的低功率模式下工作的多模式功率放大器和功率范围高于低功率模式的功率范围的高功率模式。多模式功率放大器包括：高功率放大单元，包括至少一个共源共栅放大器，用于将输入信号放大到具有预设功率范围的高功率电平; 共享所述至少一个共源共栅放大器的公共源节点的低功率放大单元，以将所述输入信号放大到功率范围低于所述高功率电平的低功率电平; 以及耦合单元，耦合从高功率放大单元输出的信号的传输路径和从低功率放大单元输出的信号的传送路径。

6. 发明申请

US20120286877A1 POWER AMPLIFIER 有权
标题翻译：功率放大器
公开(公告)号：US20120286877A1
公开(公告)日：2012-11-15
申请号：US13272882
申请日：2011-10-13
申请人： Bon Hoon KOO , Byeong Hak Jo , Ki Yong Son , Yoo Sam Na , Song Cheol Hong
发明人： Bon Hoon KOO , Byeong Hak Jo , Ki Yong Son , Yoo Sam Na , Song Cheol Hong
IPC分类号： H03F1/22 , H03F3/04
CPC分类号： H03F1/223 , H03F1/565 , H03F3/193 , H03F3/45188 , H03F2203/45621 , H03F2203/45658
摘要： There is provided a power amplifier including an amplifying unit having at least two cascode amplifiers connected in parallel to amplify an input signal; and a bias supply unit supplying bias power to a common gate node of the two cascode amplifiers, and removing a signal of a pre-set frequency band corresponding to a baseband at the common gate node by controlling impedance of the common gate node.
摘要翻译：提供了一种功率放大器，包括具有并联连接的至少两个共源共栅放大器的放大单元，以放大输入信号; 以及偏置电源单元，其向所述两个共源共栅放大器的公共栅极节点提供偏置功率，以及通过控制所述公共栅极节点的阻抗来去除在所述公共栅极节点处与基带相对应的预置频带的信号。

7. 发明授权

US08633771B2 Power amplifier 有权
标题翻译：功率放大器
公开(公告)号：US08633771B2
公开(公告)日：2014-01-21
申请号：US13272882
申请日：2011-10-13
申请人： Bon Hoon Koo , Byeong Hak Jo , Ki Yong Son , Yoo Sam Na , Song Cheol Hong
发明人： Bon Hoon Koo , Byeong Hak Jo , Ki Yong Son , Yoo Sam Na , Song Cheol Hong
IPC分类号： H03F1/22 , H03F3/04
CPC分类号： H03F1/223 , H03F1/565 , H03F3/193 , H03F3/45188 , H03F2203/45621 , H03F2203/45658
摘要： There is provided a power amplifier including an amplifying unit having at least two cascode amplifiers connected in parallel to amplify an input signal; and a bias supply unit supplying bias power to a common gate node of the two cascode amplifiers, and removing a signal of a pre-set frequency band corresponding to a baseband at the common gate node by controlling impedance of the common gate node.
摘要翻译：提供了一种功率放大器，包括具有并联连接的至少两个共源共栅放大器的放大单元，以放大输入信号; 以及偏置电源单元，其向所述两个共源共栅放大器的公共栅极节点提供偏置功率，以及通过控制所述公共栅极节点的阻抗来去除在所述公共栅极节点处与基带相对应的预置频带的信号。

8. 发明授权

US08482355B2 Power amplifier 有权
标题翻译：功率放大器
公开(公告)号：US08482355B2
公开(公告)日：2013-07-09
申请号：US13223738
申请日：2011-09-01
申请人： Byeong Hak Jo , Yoo Sam Na , Hyeon Seok Hwang , Moon Suk Jeong , Gyu Suck Kim , Moon Sun Kim
发明人： Byeong Hak Jo , Yoo Sam Na , Hyeon Seok Hwang , Moon Suk Jeong , Gyu Suck Kim , Moon Sun Kim
IPC分类号： H03F1/22
CPC分类号： H03F1/3205 , H03F1/223 , H03F3/211 , H03F2200/108 , H03F2200/18
摘要： There is provided a complementary metal oxide semiconductor (CMOS) power amplifier including: a load unit connected between an operating voltage supply terminal and an output terminal; an amplifying unit formed as a cascode structure between the load unit and a ground, amplifying a power of an input signal input through an input terminal and outputting the amplified signal through an output terminal; and a threshold voltage control unit varying a threshold voltage of the amplifying unit according to a magnitude of the input signal input through the input terminal.
摘要翻译：提供了一种互补金属氧化物半导体（CMOS）功率放大器，包括：连接在工作电压源端子和输出端子之间的负载单元; 放大单元，其形成为负载单元和地之间的共源共栅结构，放大通过输入端输入的输入信号的功率，并通过输出端输出放大的信号; 以及阈值电压控制单元，根据通过输入端子输入的输入信号的大小来改变放大单元的阈值电压。

9. 发明授权

US08736376B2 Power amplifier module having bias circuit 有权
标题翻译：功率放大器模块具有偏置电路
公开(公告)号：US08736376B2
公开(公告)日：2014-05-27
申请号：US13444491
申请日：2012-04-11
申请人： Gyu Suck Kim , Yoo Sam Na
发明人： Gyu Suck Kim , Yoo Sam Na
IPC分类号： H03F3/21
CPC分类号： H03F1/304
摘要： There is provided a power amplifier module having a bias circuit, in which a bias power is supplied to an amplifier by differently setting an impedance between an input signal terminal and a reference power terminal and an impedance between the input signal terminal and a ground. The power amplifier module includes: an amplifier unit receiving a bias power to amplify an input signal; and a bias unit supplying the bias power to the amplifier, by differently setting an impedance between an input signal terminal transmitting the input signal therethrough and a reference power terminal transmitting a reference power having a predetermined voltage level and an impedance between the input signal terminal and a ground.
摘要翻译：提供了一种具有偏置电路的功率放大器模块，其中通过不同地设置输入信号端子和参考电源端子之间的阻抗以及输入信号端子和地之间的阻抗来将偏置功率提供给放大器。功率放大器模块包括：放大器单元，接收偏置功率以放大输入信号; 以及偏置单元，通过不同地设置发送所述输入信号的输入信号端之间的阻抗和发送具有预定电压电平的参考功率的参考电源端子和所述输入信号端子和一个地面。

10. 发明授权

US08143950B2 Power amplifier break down characteristic 有权
标题翻译：功率放大器分解特性
公开(公告)号：US08143950B2
公开(公告)日：2012-03-27
申请号：US12712071
申请日：2010-02-24
申请人： Hyeon Seok Hwang , Yoo Sam Na , Moon Suk Jeong , Gyu Suck Kim , Byeong Hak Jo
发明人： Hyeon Seok Hwang , Yoo Sam Na , Moon Suk Jeong , Gyu Suck Kim , Byeong Hak Jo
IPC分类号： H03F1/52 , H03F1/22
CPC分类号： H03F1/223
摘要： Disclosed herein is a power amplifier. The power amplifier includes a first common source transistor for amplifying an input signal into a predetermined level, a second common source transistor for compensating for input capacitance and performing auxiliary amplification for the first common source transistor, and a common gate transistor connected to the first common source transistor in a cascode structure, configured to be connected in parallel to the second common source transistor and prevent the first common source transistor from breaking down, and configured to output a signal amplified by a value obtained by adding the gain of the first common source transistor and the gain of the second common source transistor to each other.
摘要翻译：这里公开了功率放大器。功率放大器包括用于将输入信号放大到预定电平的第一公共源极晶体管，用于补偿输入电容并对第一公共源晶体管执行辅助放大的第二公共源极晶体管，以及连接到第一公共栅极晶体管的公共栅极晶体管源极晶体管，其被配置为并联连接到第二公共源极晶体管，并且防止第一公共源极晶体管分解，并且被配置为输出通过将第一公共源的增益相加而获得的值放大的信号晶体管和第二公共源极晶体管的增益。

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