专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

21. 发明申请

US20100148877A1 INTEGRATED POWER AMPLIFIERS FOR USE IN WIRELESS COMMUNICATION DEVICES 有权
标题翻译：集成功率放大器用于无线通信设备
公开(公告)号：US20100148877A1
公开(公告)日：2010-06-17
申请号：US12623164
申请日：2009-11-20
申请人： Michael Alan Oakley , Dong Ho Lee , Kyu Hwan An , Chang-Ho Lee , Joy Laskar
发明人： Michael Alan Oakley , Dong Ho Lee , Kyu Hwan An , Chang-Ho Lee , Joy Laskar
IPC分类号： H03F3/68 , H03F3/16
CPC分类号： H03F3/45188 , H03F1/0288 , H03F3/211 , H03F3/604
摘要： An integrated power amplifier can include a carrier amplifier, where the carrier amplifier is connected to a first quarter wave transformer at the input of the carrier amplifier. In addition, the power amplifier can further include at least one peaking amplifier connected in parallel with the carrier amplifier; a first differential combining structure, where the first combining structure includes a first plurality of quarter wave transformers that are configured to combine respective first differential outputs of the carrier amplifier in phase to generate a first single-ended output signal, and a second differential combining structure, where the second combining structures includes a second plurality of quarter wave transformers that are configured to combine respective second differential outputs of the at least one peaking amplifier in phase to generate a second single-ended output signal, where the first single-ended output signal and the second single-ended output signal are combinable in-phase to provide an overall output.
摘要翻译：集成功率放大器可以包括载波放大器，其中载波放大器在载波放大器的输入处连接到第一四分之一波长的变压器。此外，功率放大器还可以包括与载波放大器并联连接的至少一个峰值放大器; 第一差分组合结构，其中所述第一组合结构包括第一多个四分之一波长变换器，其被配置为相位地组合所述载波放大器的相应的第一差分输出以产生第一单端输出信号，以及第二差分组合结构，其中所述第二组合结构包括第二多个四分之一波长变换器，其被配置为组合所述至少一个峰值放大器的相应的第二差分输出以产生第二单端输出信号，其中所述第一单端输出信号并且第二单端输出信号可同步地组合以提供总体输出。

22. 发明申请

US20100127780A1 POWER AMPLIFIERS WITH DISCRETE POWER CONTROL 有权
标题翻译：具有分离功率控制的功率放大器
公开(公告)号：US20100127780A1
公开(公告)日：2010-05-27
申请号：US12620476
申请日：2009-11-17
申请人： Kyu Hwan An , Dong Ho Lee , Chang-Ho Lee , Joy Laskar
发明人： Kyu Hwan An , Dong Ho Lee , Chang-Ho Lee , Joy Laskar
IPC分类号： H03F3/68
CPC分类号： H03F1/0277 , H03F1/0266 , H03F1/223 , H03F3/211 , H03F3/72 , H03F2200/105 , H03F2200/222 , H03F2200/318 , H03F2200/387 , H03F2200/541 , H03F2200/543 , H03F2203/21103 , H03F2203/21118 , H03F2203/21139 , H03F2203/7206 , H03F2203/7236
摘要： Systems and methods are provided for power amplifiers with discrete power control. The systems and methods may include a plurality of unit power amplifiers; a plurality of primary windings, wherein each primary winding is connected to at least one respective output port of a respective one the plurality of unit power amplifiers; a secondary winding inductively coupled to the plurality of primary windings, where the secondary winding provides an overall output; a bias controller, where the bias controller provides a respective bias voltage based at least in part on a level of output power to one or more of the plurality of unit power amplifiers; and a switch controller, where the switch controller operates to activate or deactivate at least one of the plurality of unit power amplifiers via a respective control signal.
摘要翻译：为具有分立功率控制的功率放大器提供系统和方法。系统和方法可以包括多个单位功率放大器; 多个初级绕组，其中每个初级绕组连接到所述多个单位功率放大器中的相应一个的至少一个相应的输出端口; 电感耦合到所述多个初级绕组的次级绕组，其中所述次级绕组提供总输出; 偏置控制器，其中所述偏置控制器至少部分地基于对所述多个单元功率放大器中的一个或多个的输出功率的电平提供相应的偏置电压; 以及开关控制器，其中所述开关控制器操作以经由相应的控制信号来激活或去激活所述多个单元功率放大器中的至少一个。

23. 发明授权

US07674696B2 Method of fabricating semiconductor device 失效
标题翻译：制造半导体器件的方法
公开(公告)号：US07674696B2
公开(公告)日：2010-03-09
申请号：US11962416
申请日：2007-12-21
申请人： Dong Ho Lee , Kwon Hong , Jae Mun Kim , Hee Soo Kim , Jae Hyoung Koo
发明人： Dong Ho Lee , Kwon Hong , Jae Mun Kim , Hee Soo Kim , Jae Hyoung Koo
IPC分类号： H01L21/425
CPC分类号： H01L21/28061 , H01L21/265 , H01L21/324
摘要： In one embodiment, a gate insulating layer, a conductive layer, and a metal layer are formed over a semiconductor substrate. An ion implantation region is formed in an interface of the conductive layer and the metal layer by performing an ion implantation process. A flash annealing process is performed on the ion-implanted semiconductor substrate. The metal layer, the conductive layer, and the gate insulating layer are patterned.
摘要翻译：在一个实施例中，在半导体衬底上形成栅绝缘层，导电层和金属层。通过进行离子注入工艺，在导电层和金属层的界面上形成离子注入区。在离子注入的半导体衬底上进行闪光退火处理。图案化金属层，导电层和栅极绝缘层。

24. 发明授权

US07642858B2 Active baluns 失效
标题翻译：主动巴伦
公开(公告)号：US07642858B2
公开(公告)日：2010-01-05
申请号：US11970192
申请日：2008-01-07
申请人： Dong Ho Lee , Ki Seok Yang , Yunseok Kim , Sanghee Kim , Hyogeun Bae , Kijoong Kim , Li Lee , Songcheol Hong , Chang-Ho Lee , Haksun Kim , Joy Laskar
发明人： Dong Ho Lee , Ki Seok Yang , Yunseok Kim , Sanghee Kim , Hyogeun Bae , Kijoong Kim , Li Lee , Songcheol Hong , Chang-Ho Lee , Haksun Kim , Joy Laskar
IPC分类号： H03F3/04
CPC分类号： H03H11/32 , H03F1/223 , H03F3/195 , H03F3/4508 , H03F3/45179 , H03F3/45632 , H03F2200/06 , H03F2203/45301 , H03F2203/45304 , H03F2203/45306 , H03F2203/45318 , H03F2203/45562 , H03F2203/45631 , H03F2203/45644 , H03F2203/45648 , H03F2203/45702
摘要： Example embodiments of the invention may provide for active baluns. An example active balun may include a resonator that may convert a single-ended input signal to at least two differential input signals, and a differential switching block that includes first and second transistors that each receive a respective one of the at least two differential input signals from the resonator, where the first and second transistors may be cross-coupled to each other to provide a first differential output signal and a second differential output signal. An example active balun may further include one or more loads connected to the first and second differential output signals, and one or more stacked inverters that may provide a first output port and a second output port, where the first output port may be responsive to the first differential output signal and the second output port may be responsive to the second differential output signal.
摘要翻译：本发明的示例性实施例可以提供主动巴伦。示例性主动平衡 - 不平衡变换器可以包括可以将单端输入信号转换为至少两个差分输入信号的谐振器，以及包括第一和第二晶体管的差分开关块，每个晶体管接收至少两个差分输入信号中的相应一个其中所述第一和第二晶体管可以彼此交叉耦合以提供第一差分输出信号和第二差分输出信号。主动平衡 - 不平衡变换器的示例还可以包括连接到第一和第二差分输出信号的一个或多个负载，以及可以提供第一输出端口和第二输出端口的一个或多个堆叠逆变器，其中第一输出端口可以响应于第一差分输出信号和第二输出端口可以响应于第二差分输出信号。

25. 发明申请

US20090174515A1 Compact Multiple Transformers 有权
标题翻译：紧凑型多变压器
公开(公告)号：US20090174515A1
公开(公告)日：2009-07-09
申请号：US11970995
申请日：2008-01-08
申请人： Dong Ho Lee , Ki Seok Yang , Chang-Ho Lee , Haksun Kim , Joy Laskar
发明人： Dong Ho Lee , Ki Seok Yang , Chang-Ho Lee , Haksun Kim , Joy Laskar
IPC分类号： H01F27/28
CPC分类号： H01F27/2804
摘要： Example embodiments of the invention may provide systems and methods for multiple transformers. The systems and methods may include a first transformer that may include a first primary winding and a first secondary winding, where the first primary winding may be inductively coupled to the first secondary winding, where the first transformer may be associated with a first rotational current flow direction in the first primary winding. The systems and methods may further include a second transformer that may include a second primary winding and a second secondary winding, where the second primary winding may be inductively coupled to the second secondary winding, where the second transformer may be associated with a second rotational current flow direction opposite the first rotational current flow direction in the second primary winding, where a first section of the first primary winding may be positioned adjacent to a second section of the second primary winding, and where the adjacent first and second sections may include a substantially same first linear current flow direction.
摘要翻译：本发明的示例性实施例可以提供用于多个变压器的系统和方法。系统和方法可以包括可以包括第一初级绕组和第一次级绕组的第一变压器，其中第一初级绕组可以感应耦合到第一次级绕组，其中第一变压器可以与第一转子电流方向在第一次初级绕组。所述系统和方法还可以包括可包括第二初级绕组和第二次级绕组的第二变压器，其中第二初级绕组可以感应耦合到第二次级绕组，其中第二变压器可以与第二转子电流相关联流动方向与第二初级绕组中的第一旋转电流流动方向相反，其中第一初级绕组的第一部分可以邻近第二初级绕组的第二部分定位，并且其中相邻的第一和第二部分可以包括基本上相同的第一线性电流流动方向。

26. 发明授权

US07066828B2 Golf training machine 失效
标题翻译：高尔夫训练机
公开(公告)号：US07066828B2
公开(公告)日：2006-06-27
申请号：US11033628
申请日：2005-01-13
申请人： Dong Ho Lee , Jin Ho Lee
发明人： Dong Ho Lee , Jin Ho Lee
IPC分类号： A63B69/36
CPC分类号： A63B69/3608 , A63B69/0059 , A63B69/3623 , A63B69/3667 , A63B2071/027 , A63B2225/09 , A63B2225/093
摘要： A golf training machine for correcting the posture for addressing a golf ball and the golfer's swing is disclosed. The machine includes a supporting body including a flat plate and pillar vertically inserted and arranged on the plate, a pivot arm which is rotatably at one end around a shaft at an upper end of the pillar, a support rotatably attached at another end of the pivot arm for performing rotation of the hips of a golfer and an auxiliary support located at one side of the front of the pivot arm for supporting a side of the hips of the golfer.
摘要翻译：公开了一种用于校正用于寻址高尔夫球的姿势的高尔夫训练机和高尔夫球手的摆动。该机器包括一个支撑体，它包括一个垂直插入并设置在该板上的平板和支柱，一个枢轴臂，其一端可旋转地围绕在该柱的上端的一个轴，一个可转动地安装在枢轴的另一端手臂，用于执行位于枢转臂的前部的一侧的高尔夫球手和辅助支撑件的髋部的旋转，以支撑高尔夫球手的臀部的一侧。

27. 发明授权

US10751155B2 Cosmetic implant for eye enlarging surgery and surgical instruments and surgical procedures using the same 有权
公开(公告)号：US10751155B2
公开(公告)日：2020-08-25
申请号：US16081892
申请日：2017-03-23
申请人： Dong Ho Lee
发明人： Dong Ho Lee
IPC分类号： A61F2/00 , A61F2/14 , A61F9/007
摘要： An eye enlargement implant and a method of performing a cosmetic procedure for the beauty of eyes, which is capable of being inserted into the eyes so as to make the eye look crisper and bigger, and being removed when it is not necessary without causing eye inflammation and without having to be replaced, the implant including a ring-shaped body which is inserted between a sclera and a conjunctiva of an eyeball having an inner diameter portion having at least a size enough to surround an outer periphery of the cornea, and an outer diameter portion having a width size of 0.8 to 1.2 mm so as to cover a white portion and having a maximum thickness of 0.05 to 0.20 mm at the center portion, where the ring-shaped body has flexibility and a predetermined color which is similar to that of the iris.

28. 发明授权

US09093580B2 Method for manufacturing solar cell 有权
标题翻译：制造太阳能电池的方法
公开(公告)号：US09093580B2
公开(公告)日：2015-07-28
申请号：US14008007
申请日：2012-02-24
申请人： Deoc Hwan Hyun , Jae Eock Cho , Dong Ho Lee , Gui Ryong Ahn , Hyun Cheol Ryu , Yong Hwa Lee , Gang II Kim
发明人： Deoc Hwan Hyun , Jae Eock Cho , Dong Ho Lee , Gui Ryong Ahn , Hyun Cheol Ryu , Yong Hwa Lee , Gang II Kim
IPC分类号： H01L21/00 , H01L31/0236 , H01L31/068 , H01L31/18
CPC分类号： H01L31/02363 , H01L31/068 , H01L31/1804 , Y02E10/52 , Y02E10/547 , Y02P70/521
摘要： Provided is a method of manufacturing a solar cell, wherein a solar cell is manufactured by combining a damage removal etching process, a texturing process and an edge isolation process. The method is advantageous in that RIE and DRE are conducted, and then DRE/PSG and/or an edge isolation removal process are simultaneously conducted, so that the movement of a substrate (that is, a wafer) is minimized, thereby reducing the damage rate of the substrate.
摘要翻译：提供一种制造太阳能电池的方法，其中通过组合损坏去除蚀刻工艺，纹理化工艺和边缘隔离工艺来制造太阳能电池。该方法的优点在于进行RIE和DRE，然后同时进行DRE / PSG和/或边缘隔离去除工艺，使得衬底（即，晶片）的移动最小化，从而减少损伤底物的比例。

29. 发明申请

US20140069498A1 SOLAR CELL AND METHOD OF MANUFACTURING THE SAME 审中-公开
标题翻译：太阳能电池及其制造方法
公开(公告)号：US20140069498A1
公开(公告)日：2014-03-13
申请号：US14110557
申请日：2012-03-13
申请人： Jae Eock Cho , Yong Hwa Lee , Dong Ho Lee , Hyun Cheol Ryu , Gang Il Kim , Deoc Hwan Hyun
发明人： Jae Eock Cho , Yong Hwa Lee , Dong Ho Lee , Hyun Cheol Ryu , Gang Il Kim , Deoc Hwan Hyun
IPC分类号： H01L31/0216 , H01L31/0224
CPC分类号： H01L31/02168 , H01L31/022425 , Y02E10/50
摘要： Provided is a solar cell, including: a semiconductor substrate having a p-n junction; an antireflection film formed on at least one side of the semiconductor substrate; first electrodes formed on the antireflection film; and second electrodes covering the first electrodes, wherein only the first electrodes selectively penetrate the antireflection film and is thus connected with the semiconductor substrate by a punch through process.
摘要翻译：提供一种太阳能电池，包括：具有p-n结的半导体衬底; 形成在所述半导体衬底的至少一侧上的抗反射膜; 在抗反射膜上形成的第一电极; 以及覆盖第一电极的第二电极，其中只有第一电极选择性地穿透防反射膜，并且因此通过冲孔过程与半导体衬底连接。

30. 发明授权

US08576371B2 Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US08576371B2
公开(公告)日：2013-11-05
申请号：US12644950
申请日：2009-12-22
申请人： Sung Hyun Cho , Ki Taeg Shin , Dong Ho Lee
发明人： Sung Hyun Cho , Ki Taeg Shin , Dong Ho Lee
IPC分类号： G02F1/1339
CPC分类号： G02F1/133371 , G02F1/13394 , G02F1/13454 , G02F2001/133388
摘要： An LCD device is disclosed. The LCD device includes: a first substrate configured to include an active area in which a plurality of thin film transistors, a plurality of pixel electrodes, a plurality of gate lines, and a plurality of data lines are formed for displaying an image, and a dummy area loaded with a driving circuit which is connected to the plurality of gate lines; a second substrate, opposite to the first substrate, configured to include a common electrode together with the plurality of pixel electrodes used for forming electric fields, and color filters and a black matrix formed opposite to the active area; column spacers secured to the first substrate within the active and dummy areas and configured to maintain a constant cell gap between the first and second substrates; and a liquid crystal layer interposed between the first and second substrates. The second substrate is configured to further include color filter patterns formed on its portions opposite to only the column spacers within the dummy area.
摘要翻译：公开了一种LCD装置。 LCD装置包括：第一基板，被配置为包括其中形成多个薄膜晶体管，多个像素电极，多条栅极线和多条数据线以用于显示图像的有源区，以及虚拟区域装载有连接到多个栅极线的驱动电路; 与第一基板相对的第二基板，被配置为与用于形成电场的多个像素电极一起包括公共电极，以及滤色器和与有源区域相对形成的黑矩阵; 柱间隔件固定到有源和虚拟区域内的第一基板，并且被配置为在第一和第二基板之间保持恒定的单元间隙; 以及插入在第一和第二基板之间的液晶层。第二基板被配置为还包括形成在其仅在虚拟区域内的列间隔物的相对部分上的滤色器图案。

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