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1. 发明申请

US20130321086A1 BIAS CIRCUIT AND POWER AMPLIFIER HAVING THE SAME 有权
标题翻译：偏置电路和功率放大器
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。

2. 发明授权

US08497668B2 Power control system and power amplification system using the same 有权
标题翻译：功率控制系统和功率放大系统使用相同
公开(公告)号：US08497668B2
公开(公告)日：2013-07-30
申请号：US12940155
申请日：2010-11-05
申请人： Sang Hoon Ha , Shinichi Iizuka , Youn Suk Kim , Chul Hwan Yoon , Jun Kyung Na
发明人： Sang Hoon Ha , Shinichi Iizuka , Youn Suk Kim , Chul Hwan Yoon , Jun Kyung Na
IPC分类号： G05F1/40
CPC分类号： H03F1/0211 , H03F2200/78
摘要： A power control system includes a power regulator having a plurality of power PMOS transistors connected to a power source in parallel and configured to supply current and voltage controlled according to an input lamp voltage, a current sensing unit connected to the power source and configured to sense currents flowing through a plurality of target PMOS transistors located at predetermined positions among the PMOS transistors, a current mirror unit connected to a first regulated voltage terminal and configured to generate a plurality of currents equal to the sensed currents, a comparator unit configured to total the generated currents to convert the totaled currents into a voltage, and to generate a voltage difference between the voltage and a predetermined reference voltage, and a current bias circuit unit connected to a second regulated voltage terminal and configured to control a bias current according to the generated voltage difference.
摘要翻译：电力控制系统包括功率调节器，其具有并联连接到电源的多个功率PMOS晶体管，并且被配置为根据输入灯电压供应电流和电压;电流感测单元，连接到电源并被配置为感测流过位于PMOS晶体管中的预定位置的多个目标PMOS晶体管的电流，连接到第一调节电压端并被配置为产生等于感测电流的多个电流的电流镜单元，比较器单元，产生电流以将总电流转换成电压，并产生电压与预定参考电压之间的电压差;以及电流偏置电路单元，连接到第二调节电压端并被配置为根据所产生的电压控制偏置电流电压差。

3. 发明申请

US20130093512A1 POWER AMPLIFIER AND OPERATION CONTROLLING CIRCUIT THEREOF 审中-公开
标题翻译：功率放大器及其操作控制电路
公开(公告)号：US20130093512A1
公开(公告)日：2013-04-18
申请号：US13333317
申请日：2011-12-21
申请人： Shinichi IIZUKA , Jun Kyung Na , Sang Hoon Ha , Youn Suk Kim
发明人： Shinichi IIZUKA , Jun Kyung Na , Sang Hoon Ha , Youn Suk Kim
IPC分类号： H03G3/20
CPC分类号： H03G3/007 , H03F1/30 , H03F3/21
摘要： There are provided a power amplifier and an operation controlling circuit thereof. The power amplifier includes: a signal generating unit generating a current input signal; an amplifying unit amplifying the current input signal; and a driving circuit unit supplying a driving signal to the amplifying unit, wherein the signal generating unit includes a control circuit unit generating a predetermined voltage signal from input power and a current mirror circuit unit generating the current input signal from the voltage signal.
摘要翻译：提供功率放大器及其操作控制电路。功率放大器包括：产生电流输入信号的信号产生单元; 放大单元，放大当前输入信号; 以及向所述放大单元提供驱动信号的驱动电路单元，其中，所述信号生成单元包括从输入电力产生预定电压信号的控制电路单元和从所述电压信号生成所述电流输入信号的电流镜电路单元。

4. 发明授权

US08416545B2 Power amplifier module with shared ESD protection circuit 有权
标题翻译：功率放大器模块，具有共享ESD保护电路
公开(公告)号：US08416545B2
公开(公告)日：2013-04-09
申请号：US13177001
申请日：2011-07-06
申请人： Ki Joong Kim , Youn Suk Kim , Dae Seok Jang , Young Jean Song , Jun Goo Won
发明人： Ki Joong Kim , Youn Suk Kim , Dae Seok Jang , Young Jean Song , Jun Goo Won
IPC分类号： H02H9/00
CPC分类号： H03F1/52 , H01L2224/48137 , H01L2224/49111
摘要： Disclosed is a power amplifier module with a shared ESD protection circuit. There is provided a power amplifier module including: an ESD protection circuit that is connected to an output terminal of the LDO part, an output conductive wire pad that outputs the operating power of the LDO part; a printed conductive wire pad that is electrically connected to the output conductive wire pad of the PA controller; a first power coupler that includes a first primary side conductive wire electrically connected to the printer conductive wire pad; a second power coupler that includes a second primary side conductive wire electrically connected to the printer conductive wire pad; a first PA part; and a second PA part, wherein each of the first PA part and the second PA part is protected from ESD by the ESD protection circuit.
摘要翻译：公开了具有共享ESD保护电路的功率放大器模块。提供了一种功率放大器模块，包括：连接到LDO部分的输出端子的ESD保护电路，输出LDO部分的工作电力的输出导线焊盘; 印刷的导线焊盘，其电连接到所述PA控制器的所述输出导线焊盘; 第一功率耦合器，包括电连接到打印机导电焊盘的第一初级侧导线; 第二功率耦合器，包括电连接到打印机导电焊盘的第二初级侧导线; 第一个PA部分; 和第二PA部分，其中第一PA部分和第二PA部分中的每一个被ESD保护电路保护免受ESD。

5. 发明申请

US20130076445A1 POWER AMPLIFYING APPARATUS WITH DUAL-CURRENT CONTROL MODE 有权
标题翻译：具有双电流控制模式的功率放大器
公开(公告)号：US20130076445A1
公开(公告)日：2013-03-28
申请号：US13324286
申请日：2011-12-13
申请人： Youn Suk KIM , Jun Kyung NA , Sang Hoon HA , Shinichi IIZUKA
发明人： Youn Suk KIM , Jun Kyung NA , Sang Hoon HA , Shinichi IIZUKA
IPC分类号： H03F3/04
CPC分类号： H03F1/0272 , H03F3/195 , H03F2200/91
摘要： There is provided a power amplifying apparatus with dual-current control mode, including: a transistor mirror circuit adjusting currents respectively flowing through a main path and a mirror path connected in parallel to a power source terminal; a resistor mirror circuit adjusting the respective currents of the main path and the mirror path; a current controlling unit controlling a control current flowing through the main path with a pre-set constant current; a voltage adjusting unit providing a bias adjustment signal that corresponds to a difference voltage between a first voltage of a first node on the main path to which a current is output from the resistor mirror circuit and a second voltage of a second node on the mirror path to which a current is output from the resistor mirror circuit; and a bias circuit unit adjusting a bias of a power amplifying unit.
摘要翻译：提供一种具有双电流控制模式的功率放大装置，包括：晶体管反射镜电路，其调节分别流过与电源端子并联连接的主路径和反射镜路径的电流; 电阻镜电路，调整主路径和反射镜路径的各自的电流; 电流控制单元，用预定的恒定电流控制流经主路径的控制电流; 电压调节单元，其提供偏置调整信号，该偏置调整信号对应于电流从电阻镜电路输出的主路径上的第一节点的第一电压与反射镜路径上的第二节点的第二电压之间的差电压从电阻镜电路输出电流; 以及调整功率放大单元的偏置的偏置电路单元。

6. 发明申请

US20130072187A1 DUAL MODE COMMUNICATIONS DEVICE AND METHOD OF IMPROVING DATA RATE THEREOF 失效
标题翻译：双模通信设备及其提高数据速率的方法
公开(公告)号：US20130072187A1
公开(公告)日：2013-03-21
申请号：US13331887
申请日：2011-12-20
申请人： Chul Hwan YOON , Seong Geun Kim , Youn Suk Kim , Sung Jae Yoon , Jae Hyouck Choi , Dae Seok Jang , Sang Wook Park
发明人： Chul Hwan YOON , Seong Geun Kim , Youn Suk Kim , Sung Jae Yoon , Jae Hyouck Choi , Dae Seok Jang , Sang Wook Park
IPC分类号： H04W88/06 , H04W4/00
CPC分类号： H04B1/401 , H04B1/0067 , H04W88/06
摘要： There are provided a dual mode communications device and a method of improving a data rate thereof. The dual mode communications device according to the embodiment of the present invention may include a selection unit 100 connecting antenna terminals to receive terminals or transmit terminals, a receive path circuit unit allowing RF receive signals from each of the first and second antennas to pass therethrough, a transmit path circuit unit providing RF transmit signals to the transmit terminals of the selection unit, an RF circuit unit converting the RF receive signals from the receive path circuit unit into baseband signals and converting the baseband signals to be transmitted into the RF transmit signals, and a baseband circuit unit performing control and signal processing of the selection unit in a single communications mode among a dual mode and a single mode.
摘要翻译：提供了双模式通信设备和提高其数据速率的方法。根据本发明实施例的双模式通信设备可以包括将天线终端连接到接收终端或发射终端的选择单元100，允许来自第一和第二天线中的每一个的RF接收信号的接收路径电路单元通过，发送路径电路单元，向所述选择单元的发送端提供RF发送信号; RF电路单元，将来自所述接收路径电路单元的RF接收信号变换为基带信号，并将要发送的基带信号变换为所述RF发送信号; 以及基带电路单元，在双模和单模中以单通信模式进行所述选择单元的控制和信号处理。

7. 发明申请

US20130058322A1 POWER AMPLIFIER FOR TIME DIVISION MULTIPLE ACCESS 有权
标题翻译：功率放大器用于时间分段多路访问
公开(公告)号：US20130058322A1
公开(公告)日：2013-03-07
申请号：US13602007
申请日：2012-08-31
申请人： Dae Seok Jang , Youn Suk Kim , Ki Joong Kim , Sung Jae Yoon , Chul Hwan Yoon
发明人： Dae Seok Jang , Youn Suk Kim , Ki Joong Kim , Sung Jae Yoon , Chul Hwan Yoon
IPC分类号： H04B7/212
CPC分类号： H04B7/212 , H03F3/72 , H03F2203/7209
摘要： Disclosed herein is a power amplifier for time division multiple access. The power amplifier for time division multiple access includes: power amplifiers power-amplifying input transmission signals and outputting the amplified signals; a power control unit using a time division multiple access type to control amplification of the power amplifiers; a switching unit formed at output terminals of the power amplifiers and the power control unit and outputting the amplified signals to an antenna based on a switching pass determined by the power control unit; and a timing control unit formed at an input terminal of the power control unit and determining turn-on time of a second signal by a level of an output signal generated by comparing a first signal with reference voltage.
摘要翻译：这里公开了一种用于时分多址的功率放大器。用于时分多址功率放大器包括：功率放大器功率放大输入传输信号并输出放大信号; 功率控制单元，其使用时分多址类型来控制功率放大器的放大; 开关单元，形成在所述功率放大器和所述功率控制单元的输出端子处，并且基于由所述功率控制单元确定的开关通过将放大的信号输出到天线; 以及定时控制单元，形成在所述功率控制单元的输入端，并且通过将第一信号与参考电压进行比较而产生的输出信号的电平来确定第二信号的导通时间。

8. 发明授权

US08344824B2 Asymmetric power divider 有权
标题翻译：不对称功率分配器
公开(公告)号：US08344824B2
公开(公告)日：2013-01-01
申请号：US12768432
申请日：2010-04-27
申请人： Yu Sin Kim , Song Cheol Hong , Sang Hyun Baek , Youn Suk Kim
发明人： Yu Sin Kim , Song Cheol Hong , Sang Hyun Baek , Youn Suk Kim
IPC分类号： H03H7/38
CPC分类号： H03H11/36 , H03F1/0288 , H03H7/18 , H03H7/38
摘要： Disclosed herein is an asymmetric power divider. The asymmetric power divider includes a power dividing unit, a first matching network, and a second matching network. The power dividing unit supplies different amounts of power to a carrier amplifier and a peaking amplifier, which are connected in parallel. The first matching network is connected between the power dividing unit and the carrier amplifier so as to perform impedance matching between the power dividing unit and the carrier amplifier. The second matching network is connected between the power dividing unit and the peaking amplifier so as to perform impedance matching between the power dividing unit and the peaking amplifier.
摘要翻译：本文公开了一种不对称功率分配器。不对称功率分配器包括功率分配单元，第一匹配网络和第二匹配网络。功率分配单元向并联的载波放大器和峰化放大器提供不同的功率量。第一匹配网络连接在功率分配单元和载波放大器之间，以便在功率分配单元和载波放大器之间执行阻抗匹配。第二匹配网络连接在功率分配单元和峰化放大器之间，以便在功率分配单元和峰化放大器之间执行阻抗匹配。

9. 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。

10. 发明申请

US20120062324A1 RF POWER AMPLIFIER 有权
标题翻译：射频功率放大器
公开(公告)号：US20120062324A1
公开(公告)日：2012-03-15
申请号：US13006989
申请日：2011-01-14
申请人： Youn Suk KIM , Dae Seok JANG , Hyo Kun BAE , Seong Geun KIM , Young Jean SONG , Ju Young PARK
发明人： Youn Suk KIM , Dae Seok JANG , Hyo Kun BAE , Seong Geun KIM , Young Jean SONG , Ju Young PARK
IPC分类号： H05F3/02 , H03F3/04
CPC分类号： H03F3/245 , H03F1/52 , H03F1/523 , H03F3/195 , H03F2200/426 , H03F2200/444
摘要： An RF power amplifier includes an RF choke coil, a power amplification circuit unit, and an electrostatic discharge (ESD) protection unit. The RF choke coil is connected to a voltage terminal through which an operating voltage is applied. The RF choke coil supplies the operating voltage and interrupts an RF signal. The power amplification circuit unit is supplied with the operating voltage through the RF choke coil. The power amplification circuit unit amplifies an input signal inputted through an input terminal and outputs the amplified input signal through an output terminal. The ESD protection unit is connected between a first connection node and a ground. The ESD protection unit bypasses an ESD voltage from the first connection node to the ground, the first connection node being a node between the voltage terminal and the RF choke coil.
摘要翻译： RF功率放大器包括RF扼流线圈，功率放大电路单元和静电放电（ESD）保护单元。 RF扼流线圈连接到施加工作电压的电压端子。 RF扼流线圈提供工作电压并中断RF信号。功率放大电路单元通过RF扼流线圈提供工作电压。功率放大电路单元放大通过输入端子输入的输入信号，并通过输出端子输出放大的输入信号。 ESD保护单元连接在第一连接节点和地之间。 ESD保护单元将ESD电压从第一连接节点旁路到地，第一连接节点是电压端子和RF扼流线圈之间的节点。

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