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

US20090039977A1 BALUN TRANSFORMER 有权
标题翻译： BALUN变压器
公开(公告)号：US20090039977A1
公开(公告)日：2009-02-12
申请号：US12187022
申请日：2008-08-06
申请人： Kwang Du LEE , Yu Sin KIM , Jeong Hoon KIM , Eung Ju KIM , Moon Suk JEONG , Sang Gyu PARK , Dong Ok HAN
发明人： Kwang Du LEE , Yu Sin KIM , Jeong Hoon KIM , Eung Ju KIM , Moon Suk JEONG , Sang Gyu PARK , Dong Ok HAN
IPC分类号： H03H5/00
CPC分类号： H03H7/42 , H03H7/0153 , H03H2001/0085
摘要： A balun transformer includes a first conductive pattern having one end provided as an input/output port of an unbalanced signal, a second conductive pattern electromagnetically coupled to the first conductive pattern and having both ends provided as input/output ports of a balanced signal, and a first variable capacitor connected between a ground part and a middle part of an electrical length of the second conductive pattern.
摘要翻译：平衡不平衡变压器包括第一导电图案，其一端被提供为不平衡信号的输入/输出端口，电磁耦合到第一导电图案并且具有作为平衡信号的输入/输出端口的两端的第二导电图案，以及连接在第二导电图案的电气长度的接地部分和中间部分之间的第一可变电容器。

2. 发明申请

US20090085670A1 MULTIBAND OUTPUT IMPEDANCE MATCHING CIRCUIT HAVING PASSIVE DEVICES, AMPLIFIER INCLUDING MULTIBAND INPUT IMPEDANCE MATCHING CIRCUIT HAVING PASSIVE DEVICES, AND AMPLIFIER INCLUDING MULTIBAND INPUT/OUTPUT IMPEDANCE MATCHING CIRCUIT HAVING PASSIVE DEVICES 失效
标题翻译：具有被动设备的多输出阻抗匹配电路，包括具有被动设备的多通道输入阻抗匹配电路的放大器，以及包括具有被动设备的多通道输入/输出阻抗匹配电路的放大器
公开(公告)号：US20090085670A1
公开(公告)日：2009-04-02
申请号：US12233352
申请日：2008-09-18
申请人： Moon Suk JEONG , Nam Heung Kim , Kwang Du Lee , Jeong Hoon Kim
发明人： Moon Suk JEONG , Nam Heung Kim , Kwang Du Lee , Jeong Hoon Kim
IPC分类号： H03F1/56 , H03H7/38
CPC分类号： H03H11/28 , H03F1/223 , H03F1/565 , H03F3/193 , H03F2200/222 , H03F2200/387 , H03F2200/451 , H03F2200/492
摘要： Disclosed are a multiband output impedance matching circuit having passive devices, an amplifier including a multiband input impedance matching circuit having passive devices, and an amplifier including a multiband input/output impedance matching circuit having passive devices, which can be miniaturized without a separate output terminal buffer and reduce current consumption by using the passive devices.
摘要翻译：公开了一种具有无源器件的多频带输出阻抗匹配电路，包括具有无源器件的多频带输入阻抗匹配电路的放大器，以及包括具有无源器件的多频带输入/输出阻抗匹配电路的放大器，其可以在没有单独的输出端子的情况下被小型化通过使用无源器件缓冲并降低电流消耗。

3. 发明申请

US20130057349A1 CMOS POWER AMPLIFIER 有权
标题翻译： CMOS功率放大器
公开(公告)号：US20130057349A1
公开(公告)日：2013-03-07
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： H03F3/21 , 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。

4. 发明申请

US20110156817A1 POWER AMPLIFIER 有权
标题翻译：功率放大器
公开(公告)号：US20110156817A1
公开(公告)日：2011-06-30
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： H03F3/16
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。

5. 发明申请

US20100308920A1 WIDE-BAND AMPLIFIER CIRCUIT WITH IMPROVED GAIN FLATNESS 有权
标题翻译：具有改进增益平滑度的宽带放大器电路
公开(公告)号：US20100308920A1
公开(公告)日：2010-12-09
申请号：US12620151
申请日：2009-11-17
申请人： Moon Suk JEONG , Yoo Sam Na
发明人： Moon Suk JEONG , Yoo Sam Na
IPC分类号： H03F3/68
CPC分类号： H03F1/42 , H03F2200/36
摘要： There is provided a wide-band amplifier circuit with improved gain flatness. The wide-band amplifier circuit includes a first resonant load unit connected to an operating power terminal, providing a preset first load, and forming a preset first resonant point, a second resonant load unit connected to the operating power terminal, providing a preset second load, and forming a second resonant point set to a frequency different from the first resonant point; a first amplification unit receiving operating power via the first load of the first resonant load unit, having an amplification band characteristic determined according to the first resonant point of the first resonant load unit, and amplifying an input signal; and a second amplification unit receiving operating power via the second load, having an amplification band characteristic determined according to the second resonant point, and amplifying an input signal from the first amplification unit.
摘要翻译：提供了具有改善的增益平坦度的宽带放大器电路。宽带放大器电路包括连接到工作电源端子的第一谐振负载单元，提供预设的第一负载，以及形成预设的第一谐振点，连接到工作电源端子的第二谐振负载单元，提供预设的第二负载并且形成设置成与所述第一谐振点不同的频率的第二谐振点; 第一放大单元，经由所述第一谐振负载单元的第一负载接收具有根据所述第一谐振负载单元的所述第一谐振点确定的放大带特性并且放大输入信号的工作电力; 以及第二放大单元，经由所述第二负载接收工作电力，具有根据所述第二谐振点确定的放大频带特性，以及放大来自所述第一放大单元的输入信号。

6. 发明申请

US20130285975A1 TOUCH SCREEN PANEL AND TOUCH SCREEN APPARATUS 审中-公开
标题翻译：触摸屏面板和触摸屏设备
公开(公告)号：US20130285975A1
公开(公告)日：2013-10-31
申请号：US13556806
申请日：2012-07-24
申请人： Kyung Hee HONG , Hyun Suk LEE , Tah Joon PARK , Sang Ho LEE , Moon Suk JEONG , Yong Il KWON , Byeong Hak JO
发明人： Kyung Hee HONG , Hyun Suk LEE , Tah Joon PARK , Sang Ho LEE , Moon Suk JEONG , Yong Il KWON , Byeong Hak JO
IPC分类号： G06F3/044 , G06F3/041
CPC分类号： G06F3/044 , G06F3/0416
摘要： There are provided a touch screen panel and a touch screen apparatus. The touch screen panel includes a plurality of first electrodes formed on a substrate and extending in a first axis direction; and a plurality of second electrodes formed on the substrate and extending in a second axis direction perpendicular to the first axis direction, wherein a plurality of first slits are provided in a diagonal direction with respect to the first axis direction and the second axis direction between the plurality of first electrodes and the plurality of second electrodes, and at least one second slit is formed within each of the plurality of second electrodes.
摘要翻译：提供了触摸屏面板和触摸屏设备。触摸屏面板包括形成在基板上并沿第一轴线方向延伸的多个第一电极; 以及多个第二电极，形成在所述基板上，并且在与所述第一轴方向垂直的第二轴方向上延伸，其中，多个第一狭缝相对于所述第一轴方向和所述第二轴方向相对于所述第一轴方向和所述第二轴方向多个第一电极和多个第二电极，并且至少一个第二狭缝形成在多个第二电极的每一个内。

7. 发明申请

US20130321325A1 APPARATUS AND METHOD FOR SENSING CAPACITANCE, AND TOUCH SCREEN APPARATUS 有权
标题翻译：感应电容的装置和方法以及触摸屏设备
公开(公告)号：US20130321325A1
公开(公告)日：2013-12-05
申请号：US13572064
申请日：2012-08-10
申请人： Byeong Hak JO , Hyun Suk LEE , Moon Suk JEONG , Yong Il KWON , Tah Joon PARK
发明人： Byeong Hak JO , Hyun Suk LEE , Moon Suk JEONG , Yong Il KWON , Tah Joon PARK
IPC分类号： G01R27/26 , G06F3/044
CPC分类号： G06F3/0416 , G06F3/044
摘要： There are provided an apparatus for sensing capacitance, a method for sensing capacitance, and a touch screen apparatus. The apparatus for sensing capacitance includes; a first integration circuit unit including a first capacitor charged by a change in capacitance occurring in a sensing electrode; a comparison circuit unit comparing a level of an output signal of the first integration circuit unit with a predetermined reference level; and a noise removal unit including a plurality of switches operating according to an output of the comparison circuit unit, wherein the comparison circuit unit controls an operation of each of the plurality of switches to discharge charges charged in the first capacitor when the level of the output signal of the first integration circuit unit is higher than the reference level.
摘要翻译：提供了用于感测电容的装置，用于感测电容的方法和触摸屏装置。用于感测电容的装置包括：第一积分电路单元，包括由感测电极中发生的电容变化而充电的第一电容器; 比较电路单元，将第一积分电路单元的输出信号的电平与预定参考电平进行比较; 以及噪声去除单元，包括根据比较电路单元的输出操作的多个开关，其中，当输出电平时，比较电路单元控制多个开关中的每一个的操作以对充电在第一电容器中的电荷进行放电第一积分电路单元的信号高于参考电平。

8. 发明申请

US20110037522A1 ACTIVE BALUN WITH STACKED STRUCTURE 有权
标题翻译：主动BALUN与堆叠结构
公开(公告)号：US20110037522A1
公开(公告)日：2011-02-17
申请号：US12646351
申请日：2009-12-23
申请人： Moon Suk JEONG , Yoo Sam NA
发明人： Moon Suk JEONG , Yoo Sam NA
IPC分类号： H03F3/04
CPC分类号： H03H11/32
摘要： An active balun with a stacked structure includes: a first amplification unit including a first transistor having a first terminal connected with a first input terminal, a second terminal connected with a power voltage terminal, and a third terminal connected with an output terminal; a second amplification unit including a second transistor having a first terminal connected with a second input terminal, a second terminal connected with the output terminal, and a third terminal connected with a ground; and a capacitance matching unit connected between the first terminal and the third terminal of the first transistor and having a pre-set matching capacitance.
摘要翻译：具有堆叠结构的主动平衡 - 不平衡变换器包括：第一放大单元，包括具有与第一输入端连接的第一端子的第一晶体管，与电源电压端子连接的第二端子和与输出端子连接的第三端子; 第二放大单元，包括具有与第二输入端子连接的第一端子的第二晶体管，与输出端子连接的第二端子和与地连接的第三端子; 以及电容匹配单元，连接在第一晶体管的第一端子和第三端子之间并且具有预设匹配电容。

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