专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 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。

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

US20110215865A1 POWER AMPLIFIER 失效
标题翻译：功率放大器
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。

4. 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。

5. 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。

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

US20110140682A1 VOLTAGE REGULATOR SUITABLE FOR CMOS CIRCUIT 审中-公开
标题翻译：适用于CMOS电路的电压调节器
公开(公告)号：US20110140682A1
公开(公告)日：2011-06-16
申请号：US12825485
申请日：2010-06-29
申请人： Shinichi IIZUKA , Youn Suk KIM , Joong Jin NAM , Jun Kyung NA , Sang Hoon HA
发明人： Shinichi IIZUKA , Youn Suk KIM , Joong Jin NAM , Jun Kyung NA , Sang Hoon HA
IPC分类号： G05F3/02
CPC分类号： G05F1/575
摘要： There is provided a voltage regulator suitable for a CMOS circuit. A voltage regulator suitable for a CMOS circuit according to an aspect of the invention may include: a voltage setting unit setting a voltage across both terminals of a load; a voltage amplification unit setting an input voltage; and a voltage control unit controlling a voltage to be applied to the second connection node according to an output voltage of the voltage amplification unit, wherein the voltage across both terminals of the load is maintained to be constant regardless of variations in a power voltage.
摘要翻译：提供了适用于CMOS电路的稳压器。适用于根据本发明的一个方面的CMOS电路的电压调节器可以包括：设置负载两端的电压的电压设定单元; 设置输入电压的电压放大单元; 以及电压控制单元，其根据所述电压放大单元的输出电压控制施加到所述第二连接节点的电压，其中，所述负载的两端的电压保持恒定，而与电源电压的变化无关。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式