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11. 发明授权

US08145160B2 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：US08145160B2
公开(公告)日：2012-03-27
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： H04B1/02
CPC分类号： H04B1/006
摘要： A Tx module includes a plurality of power amplification units, a plurality of matching circuit units configured as transformers having input ports connected to output ports of the plurality of power amplification units, respectively, and a plurality of harmonic filter units having input ports connected to output ports of the plurality of matching circuit units, respectively. At least one of the matching circuit units includes a plurality of primary windings connected to output ports of corresponding power amplifiers of the power amplification units and a secondary winding inductively coupled in common to the plurality of primary windings.
摘要翻译： Tx模块包括多个功率放大单元，多个匹配电路单元，被配置为分别具有连接到多个功率放大单元的输出端口的输入端口的变压器，以及具有连接到输出端的输入端口的多个谐波滤波器单元多个匹配电路单元的端口。匹配电路单元中的至少一个包括连接到功率放大单元的相应功率放大器的输出端口的多个初级绕组和与多个初级绕组电感耦合耦合的次级绕组。

12. 发明申请

US20100156539A1 POWER AMPLIFIER SYSTEM WITH POWER CONTROL FUNCTION 失效
标题翻译：功率放大器系统功率控制功能
公开(公告)号：US20100156539A1
公开(公告)日：2010-06-24
申请号：US12618111
申请日：2009-11-13
申请人： Sang Hoon Ha , Sang Hee Kim , Joong Jin Nam , Ki Joong Kim , Jae Hyouck Choi , Shinichi Ilzuka , Youn Suk Kim
发明人： Sang Hoon Ha , Sang Hee Kim , Joong Jin Nam , Ki Joong Kim , Jae Hyouck Choi , Shinichi Ilzuka , Youn Suk Kim
IPC分类号： H03G3/30 , H03G3/00
CPC分类号： H03F1/0261 , H03F3/193 , H03F3/245 , H03F2200/15 , H03F2200/78
摘要： A power amplifier system with power control function provides accurate and efficient power control by controlling a bias voltage and a bias current of the power amplifier at the same time. A power amplifier system with power control function according to an aspect of the invention may include: a power amplifier receiving a bias voltage and a bias current from a power voltage source and having a gain controlled according to the magnitude of the bias voltage and the bias current; a voltage detection controller detecting the magnitude of the bias voltage being supplied to the power amplifier and comparing the magnitude of the bias voltage with a predetermined reference voltage to control the magnitude of the bias voltage; and a current detection controller detecting voltage having a magnitude equivalent to the magnitude of the bias current being supplied to the power amplifier and comparing the magnitude of the voltage equivalent to the magnitude of the bias current with the reference voltage to control the magnitude of the bias current.
摘要翻译：具有功率控制功能的功率放大器系统通过同时控制功率放大器的偏置电压和偏置电流来提供精确和高效的功率控制。具有根据本发明的一个方面的具有功率控制功能的功率放大器系统可以包括：功率放大器，其从电源电压源接收偏置电压和偏置电流，并且具有根据偏置电压和偏置的幅度控制的增益当前; 电压检测控制器检测提供给功率放大器的偏置电压的大小，并将偏置电压的大小与预定的参考电压进行比较，以控制偏置电压的大小; 以及电流检测控制器，检测具有等于提供给功率放大器的偏置电流的幅度的电压的电压，并将与偏置电流的大小等效的电压的大小与参考电压进行比较，以控制偏置的幅度当前。

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