公开(公告)号：US06899819B2

公开(公告)日：2005-05-31

申请号：US10716768

申请日：2003-11-18

申请人： Dong-Young Kim ,  Jin Woo Hahn ,  Dong Suk Jun ,  Sang Seok Lee

发明人： Dong-Young Kim ,  Jin Woo Hahn ,  Dong Suk Jun ,  Sang Seok Lee

IPC分类号： C04B35/26 ,  H01F1/01 ,  H01F1/34 ,  C04B35/40 ,  H01F1/10

CPC分类号： H01F1/346

摘要： The present research provides a high-density magnetic ceramic composition for microwave application and a preparation method thereof. The magnetic ceramic composition of this research includes Yttrium iron garnet (YIG, Y3Fe5O12) as its basic element and a little amount of additional element, silicon oxide (SiO2), which is expressed as: Y3Fe5O12+x SiO2 (0.05≦x≦5 mol %). The magnetic ceramic composition is prepared by measuring proper amounts of ferric oxide (Fe2O3), yttrium oxide (Y2O3) and SiO2, mixing them, calcining the mixture, and molding and sintering them. Since the magnetic ceramic composition of the present research has very little magnetic loss, it can be used in components for communication in a microwave band, usefully.

摘要翻译： 本研究提供了用于微波应用的高密度磁性陶瓷组合物及其制备方法。 该研究的磁性陶瓷组合物包括钇铁石榴石（YIG，Y 3 N 5 O 12 O 12）作为其基本元素，少量 的附加元素，氧化硅（SiO 2/2），其表示为：Y 3 Fe 5 O 12 + x SiO 2（0.05≤x≤5mol％）。 磁性陶瓷组合物通过测量适量的氧化铁（Fe 2 O 3 O 3），氧化钇（Y 2 O 3 O 3） 3＆gt;）和SiO 2，混合它们，煅烧混合物，并将其模塑和烧结。 由于本研究的磁性陶瓷组合物具有非常小的磁损耗，因此可用于微波带通信的部件中。

公开(公告)号：US06937112B2

公开(公告)日：2005-08-30

申请号：US10185115

申请日：2002-06-27

申请人： Dong Suk Jun ,  Sang Seok Lee ,  Tae Goo Choy ,  Jin Woo Hahn ,  Dong Young Kim ,  Hong Yeol Lee

发明人： Dong Suk Jun ,  Sang Seok Lee ,  Tae Goo Choy ,  Jin Woo Hahn ,  Dong Young Kim ,  Hong Yeol Lee

IPC分类号： H01P1/215 ,  H01P1/23 ,  H01P5/10 ,  H01P5/19 ,  H04N5/52 ,  H01P5/12 ,  H01P5/20 ,  H01Q3/22

CPC分类号： H01P5/10

摘要： A S/N enhancer using the magnetostatic wave signal. The S/N enhancer comprises a balun coupler for dividing an input signal into a first and second signals having the same power, the second signal having the phase difference of 180 degree with respect to the first signal; a saturation magnetostatic wave filter for receiving the first signal output from the balun coupler, converting that into a magnetostatic wave signal, and oppositely converting the magnetostatic wave signal, wherein the power of the magnetostatic wave signal is saturated if the first signal has the power of equal to and more than that of a noise signal; a delay line having the linearity to transmit the second signal output from the balun coupler; and a power synthesizer for synthesizing the respective signals output from the saturation magnetostatic wave filter and the delay line.

摘要翻译： 使用静磁波信号的S / N增强器。 S / N增强器包括：平衡 - 不平衡转换器，用于将输入信号分成具有相同功率的第一和第二信号，第二信号相对于第一信号具有180度的相位差; 饱和静磁波滤波器，用于接收从平衡 - 不平衡变换器耦合器输出的第一信号，将其转换成静磁波信号，并相反地转换静磁波信号，其中如果第一信号具有 等于和大于噪声信号; 具有线性以延迟从所述平衡 - 不平衡转换器耦合器输出的第二信号的延迟线; 以及用于合成从饱和静磁波滤波器和延迟线输出的各个信号的功率合成器。

公开(公告)号：US06850132B2

公开(公告)日：2005-02-01

申请号：US10737554

申请日：2003-12-15

申请人： Dong Suk Jun ,  Sang Seok Lee ,  Tae Goo Choy ,  Jin Woo Hahn ,  Dong Young Kim ,  Hong Yeol Lee

发明人： Dong Suk Jun ,  Sang Seok Lee ,  Tae Goo Choy ,  Jin Woo Hahn ,  Dong Young Kim ,  Hong Yeol Lee

IPC分类号： H01P1/215 ,  H01P1/23 ,  H01P5/10 ,  H01P5/19 ,  H04N5/52 ,  H01P1/20 ,  H03H7/34

CPC分类号： H01P5/10

摘要： A S/N enhancer using the magnetostatic wave signal. The S/N enhancer comprises a balun coupler for dividing an input signal into a first and second signals having the same power, the second signal having the phase difference of 180 degree with respect to the first signal; a saturation magnetostatic wave filter for receiving the first signal output from said balun coupler, converting that into a magnetostatic wave signal, and oppositely converting the magnetostatic wave signal, wherein the power of the magnetostatic wave signal is saturated if the first signal has the power of equal to and more than that of a noise signal; a linear magnetostatic wave filter for receiving the second signal from said balun coupler, converting that into a magnetostatic wave signal, and oppositely converting the magnetostatic wave signal, wherein the received second signal is converted into the magnetostatic wave signal having an energy linear to the power of the input signal; and a power synthesizer for synthesizing the respective signals output from said saturation magnetostatic wave filter and said linear magnetostatic wave filter.

摘要翻译： 使用静磁波信号的S / N增强器。 S / N增强器包括：平衡 - 不平衡转换器，用于将输入信号分成具有相同功率的第一和第二信号，第二信号相对于第一信号具有180度的相位差; 饱和静磁波滤波器，用于接收从所述平衡 - 不平衡变换器耦合器输出的第一信号，将其转换为静磁波信号，并相反地转换静磁波信号，其中如果第一信号的功率为 等于和大于噪声信号; 线性静磁波滤波器，用于接收来自所述平衡 - 不平衡转换器的第二信号，将其转换为静磁波信号，并相反地转换静磁波信号，其中所接收的第二信号被转换成具有与功率成线性关系的能量的静磁波信号 的输入信号; 以及用于合成从所述饱和静磁波滤波器和所述线性静磁波滤波器输出的各个信号的功率合成器。

公开(公告)号：US06956447B2

公开(公告)日：2005-10-18

申请号：US10682628

申请日：2003-10-08

申请人： Hong Yeol Lee ,  Jin Woo Hahn ,  Dong Suk Jun ,  Kyoung Suk Ko ,  Sang Seok Lee

发明人： Hong Yeol Lee ,  Jin Woo Hahn ,  Dong Suk Jun ,  Kyoung Suk Ko ,  Sang Seok Lee

IPC分类号： H01P5/18 ,  H01P1/08

CPC分类号： H01P5/188

摘要： A dictionary coupler using a non-radiative dielectric waveguide is disclosed. Particularly, a millimeter wave band non-radiative dielectric waveguide directional coupler using a multiple-hole structure in which two parallel NRD waveguides located between upper and lower conductive plates and a conductive plate having a multiple-hole structure is inserted between two NRD waveguides to couple electric and magnetic waves of an electric field component or a magnetic field component is provided.

摘要翻译： 公开了一种使用非辐射介质波导的字典耦合器。 特别地，使用多孔结构的毫米波段非辐射介质波导定向耦合器，其中位于上导电板和下导电板之间的两个平行NRD波导和具有多孔结构的导电板插入在两个NRD波导之间以耦合 提供电场分量或磁场分量的电磁波。

公开(公告)号：US06673731B2

公开(公告)日：2004-01-06

申请号：US10152221

申请日：2002-05-20

申请人： Jin Woo Hahn ,  Dong Young Kim ,  Sang Seok Lee ,  Tae Goo Choy

发明人： Jin Woo Hahn ,  Dong Young Kim ,  Sang Seok Lee ,  Tae Goo Choy

IPC分类号： C04B35443

CPC分类号： C04B35/443 ,  C04B2235/3203 ,  C04B2235/77

摘要： The present invention relates to a ceramic dielectric material for communication components, which can be used in the microwave and millimeter wave frequency band. More particularly, the present invention relates to a dielectric ceramic composition for the microwave/millimeter wave frequency band having a very high quality factor and a low dielectric constant, and a method of manufacturing the dielectric ceramic using the same. The dielectric ceramic composition consists of spinel (MgAl2O4) as a major component and a small amount of lithium carbonate (Li2CO3) as a sub composition with a specific composition formula. The dielectric ceramic is manufactured from magnesia (MgO), alumina (Al2O3) and lithium carbonate (Li2CO3) as raw materials and through the ceramic processing of calcination, shaping and sintering. The obtained dielectric ceramic has the quality factor (Q×f) of 160,000 and the dielectric constant (&egr;r) of 8.5. Composition formula: MgAl2O4+xLi2CO3(mol %) where, 0

摘要翻译： 本发明涉及可用于微波和毫米波频带的通信部件用陶瓷电介质材料。 更具体地说，本发明涉及具有非常高的品质因数和低介电常数的用于微波/毫米波频带的电介质陶瓷组合物，以及使用该电介质陶瓷的方法。 电介质陶瓷组合物由作为主要成分的尖晶石（MgAl 2 O 4）和作为具有特定组成式的亚组合物的少量碳酸锂（Li 2 CO 3）组成。 电介质陶瓷由氧化镁（MgO），氧化铝（Al2O3）和碳酸锂（Li2CO3）为原料，通过陶瓷加工煅烧，成形和烧结制成。 所获得的介电陶瓷的品质因子（Qxf）为160,000，介电常数（ε）为8.5。组成式：其中，0

公开(公告)号：US07208434B2

公开(公告)日：2007-04-24

申请号：US10895690

申请日：2004-07-19

申请人： Dong Young Kim ,  Hong Yeol Lee ,  Dong Suk Jun ,  Sang Seok Lee

发明人： Dong Young Kim ,  Hong Yeol Lee ,  Dong Suk Jun ,  Sang Seok Lee

IPC分类号： C04B35/20 ,  C04B35/465

CPC分类号： C04B35/20 ,  C04B35/6303 ,  C04B2235/3203 ,  C04B2235/3206 ,  C04B2235/3217 ,  C04B2235/3232 ,  C04B2235/3279 ,  C04B2235/3284 ,  C04B2235/3293 ,  C04B2235/656 ,  C04B2235/77

摘要： Provided are a dielectric ceramic composition of forsterite system for microwave and millimeter-wave application and a method for forming the same. Here, the dielectric ceramic composition having a small dielectric loss is used for communication devices used at microwave and millimeter-wave bands. The dielectric ceramic composition includes forsterite (Mg2SiO4) as a main element and titanium oxide (TiO2), which is partially substituted for silicon (Si) in forsterite. The dielectric ceramic composition is obtained by using 56 to 57 wt % of MgO, 33 to 42 wt % of SiO2, and 1 to 11 wt % of TiO2, and adding an additive including Li ions as a sintering aid for improving a sintering characteristic. The dielectric ceramic composition is formed by mixing MgO, SiO2, and TiO2, calcining the mixture to form forsterite powder, adding an additive including Li ion, for example, Li2CO3, and shaping and sintering the mixture.

摘要翻译： 提供一种用于微波和毫米波应用的镁橄榄石系统的介电陶瓷组合物及其形成方法。 这里，介电损耗小的介电陶瓷组合物用于微波和毫米波段使用的通信装置。 电介质陶瓷组合物包括作为主要元素的镁橄榄石（Mg 2 SiO 4）和二氧化钛（TiO 2），其部分取代 镁橄榄石中的硅（Si）。 通过使用56〜57重量％的MgO，33〜42重量％的SiO 2和1〜11重量％的TiO 2，得到电介质陶瓷组合物，以及 添加包含Li离子的添加​​剂作为用于提高烧结特性的烧结助剂。 通过混合MgO，SiO 2和TiO 2来形成介电陶瓷组合物，煅烧该混合物以形成镁橄榄石粉末，加入包含Li离子的添加​​剂，例如Li 2＆lt; 3＆gt; 3＆gt;中，并且对该混合物进行成形和烧结。

公开(公告)号：US07679105B2

公开(公告)日：2010-03-16

申请号：US11634614

申请日：2006-12-06

申请人： Yong Won Kim ,  Eun Soo Nam ,  Ho Young Kim ,  Sang Seok Lee ,  Dong Suk Jun ,  Hong Yeol Lee ,  Seon Eui Hong ,  Dong Young Kim ,  Jong Won Lim ,  Myoung Sook Oh

发明人： Yong Won Kim ,  Eun Soo Nam ,  Ho Young Kim ,  Sang Seok Lee ,  Dong Suk Jun ,  Hong Yeol Lee ,  Seon Eui Hong ,  Dong Young Kim ,  Jong Won Lim ,  Myoung Sook Oh

IPC分类号： H01L29/24

CPC分类号： H01L29/7371 ,  H01L29/0817 ,  H01L29/41708 ,  H01L29/66318

摘要： Provided are a hetero-junction bipolar transistor (HBT) that can increase data processing speed and a method of manufacturing the hetero-junction bipolar transistor. The HBT includes a semi-insulating compound substrate, a sub-collector layer formed on the semi-insulating compound substrate, a pair of collector electrodes disposed at a predetermined distance apart from each other on a predetermined portion of the sub-collector layer, a collector layer and a base layer disposed between the collector electrodes, a pair of base electrodes disposed at a predetermined distance apart from each other on a predetermined portion of the base layer, an emitter layer stack disposed between the base electrodes, and an emitter electrode that is formed on the emitter layer stack, and includes a portion having a line width wider than the line width of the emitter layer stack, wherein both sidewalls of the emitter electrode are respectively aligned with inner walls of the pair of base electrodes, and sidewalls of the collector layer and the base layer are located between outer sidewalls of the pair of base electrodes of the pair of base electrodes.

摘要翻译： 提供了可以提高数据处理速度的异质结双极晶体管（HBT）和制造异质结双极晶体管的方法。 HBT包括半绝缘复合基板，形成在半绝缘复合基板上的副集电极层，在副集电极层的预定部分上彼此隔开预定距离设置的一对集电极， 集电极层和设置在集电极之间的基极层，在基极层的预定部分上彼此隔开预定距离设置的一对基底电极，设置在基极之间的发射极层叠层和发射极电极， 形成在发射极层堆叠上，并且包括具有比发射极层堆叠的线宽宽的线宽的部分，其中发射极电极的两个侧壁分别与一对基底电极的内壁对齐，并且侧壁 集电极层和基极层位于该对基极的一对基极的外侧壁之间。

公开(公告)号：US07659799B2

公开(公告)日：2010-02-09

申请号：US11588176

申请日：2006-10-25

申请人： Dong Suk Jun ,  Kyoung Ik Cho ,  Hong Yeol Lee ,  Dong Young Kim ,  Sang Seok Lee

发明人： Dong Suk Jun ,  Kyoung Ik Cho ,  Hong Yeol Lee ,  Dong Young Kim ,  Sang Seok Lee

IPC分类号： H01P1/208

CPC分类号： H01P1/2088

摘要： Provided is a dielectric waveguide filter. The filter includes: a multi-layered structure of dielectric substrates having first and second ground planes at its top and bottom; first, second, and third waveguide resonators disposed at multiple layers within the multi-layered structure; converters for signal transition between input/output ports and the first and third waveguide resonators; first vias for forming the first, second, and third waveguide resonators; and second vias disposed at a boundary surface of the first waveguide resonator and the third waveguide resonator.

摘要翻译： 提供了一种电介质波导滤波器。 该滤波器包括：绝缘基片的多层结构，其顶部和底部具有第一和第二接地平面; 设置在多层结构内的多层的第一，第二和第三波导谐振器; 转换器，用于输入/输出端口与第一和第三波导谐振器之间的信号转换; 用于形成第一，第二和第三波导谐振器的第一通孔; 以及设置在第一波导谐振器和第三波导谐振器的边界面处的第二通孔。

公开(公告)号：US07183882B2

公开(公告)日：2007-02-27

申请号：US10919332

申请日：2004-08-17

申请人： Kyoung Suk Ko ,  Dong Suk Jun ,  Dong Young Kim ,  Hong Yeol Lee ,  Sang Seok Lee

发明人： Kyoung Suk Ko ,  Dong Suk Jun ,  Dong Young Kim ,  Hong Yeol Lee ,  Sang Seok Lee

IPC分类号： H01P1/203

CPC分类号： H01P1/20381

摘要： The present invention relates to a microstrip band pass filter and, more specifically, to a microstrip band pass filter using end-coupled stepped impedance resonators that can be used in a millimeter wave band, wherein the microstrip band pass filter comprises: a dielectric substrate; a conductor plate located on a lower surface of the dielectric substrate; and an input terminal, a plurality of SIRs and an output terminal located on an upper surface of the dielectric substrate in series, wherein the input terminal, the plurality of SIRs and the outputs terminal are conductors and end-coupled through gaps, whereby the microstrip band pass filter has a good attenuation characteristic and a narrowband characteristic, and is insensitive to the manufacturing error, and a fine frequency transition can be made without distortion just with width adjustment of the low impedance transmission line of the SIR.

摘要翻译： 微带带通滤波器技术领域本发明涉及一种微带带通滤波器，更具体地说，涉及一种使用可用于毫米波段的端耦合阶梯式阻抗谐振器的微带带通滤波器，其中微带带通滤波器包括：电介质基片; 位于所述电介质基板的下表面上的导体板; 以及输入端子，多个SIR和输出端子，其串联地位于电介质基板的上表面上，其中输入端子，多个SIR和输出端子是导体并通过间隙端接，由此微带 带通滤波器具有良好的衰减特性和窄带特性，对制造误差不敏感，只要SIR的低阻抗传输线的宽度调整就可以进行精细的频率转换。

公开(公告)号：US07342469B2

公开(公告)日：2008-03-11

申请号：US11150974

申请日：2005-06-13

申请人： Hong Yeol Lee ,  Dong Suk Jun ,  Dong Young Kim ,  Sang Seok Lee

发明人： Hong Yeol Lee ,  Dong Suk Jun ,  Dong Young Kim ,  Sang Seok Lee

IPC分类号： H01P1/203

CPC分类号： H01P1/2013 ,  H01P1/203

摘要： Provided is an air cavity module for a planar type filter operating in millimeter-wave frequency bands. The air cavity module includes: the planar type filter operating in the millimeter frequency bands; an air cavity having open side and top surfaces to mount the planar type filter therein; and an air cavity cover closing up the open top surface of the air cavity to allow the transmission of signals from and into the planar type filter. The air cavity module can lessen both transmission loss and radiation loss to improve the characteristics of the filter that operates in the millimeter-wave frequency bands.

摘要翻译： 提供了一种用于在毫米波频带中操作的平面型滤波器的空气腔模块。 空气腔模块包括：在毫米频带中操作的平面型过滤器; 具有开放侧面和顶面的空气腔，以将平面型过滤器安装在其中; 以及封闭空气腔的敞开的顶部表面以允许来自平面型过滤器的信号的传输的空气腔盖。 空气腔模块可以减小传输损耗和辐射损耗，以改善在毫米波频带中工作的滤波器的特性。