公开(公告)号：US20110227688A1

公开(公告)日：2011-09-22

申请号：US13028722

申请日：2011-02-16

申请人： Geun Young PARK ,  Sung Ho KIM ,  Sang Joon SEO ,  Kwang Seung CHO ,  Heung Gyoon CHOI

发明人： Geun Young PARK ,  Sung Ho KIM ,  Sang Joon SEO ,  Kwang Seung CHO ,  Heung Gyoon CHOI

IPC分类号： H01F27/28

CPC分类号： H01F27/2804 ,  H01F2027/2819

摘要： There is provided a planar transformer having improved performance through a reduction in heat generation by removing part of a conductor from a substrate. The planar transformer includes a core part having a pair of cores being electromagnetically coupled to each other; a substrate part having at least one substrate disposed between the pair of cores; a pattern part formed on the at least one substrate and including a conductor having an adjustable width; and an opening part including a non-conductor allowing for variations in the width of the conductor of the pattern part.

摘要翻译： 提供一种平面变压器，其通过从衬底去除部分导体而减少发热而具有改进的性能。 平面变压器包括具有彼此电磁耦合的一对芯的芯部; 衬底部分，其具有布置在所述一对芯之间的至少一个衬底; 形成在所述至少一个基板上并且包括具有可调节宽度的导体的图案部分; 以及包括允许图案部分的导体的宽度变化的非导体的开口部分。

公开(公告)号：US20090316455A1

公开(公告)日：2009-12-24

申请号：US12246907

申请日：2008-10-07

申请人： Sung Ho KIM ,  Kwang Seung CHO ,  Heung Gyoon CHOI

发明人： Sung Ho KIM ,  Kwang Seung CHO ,  Heung Gyoon CHOI

IPC分类号： H02M7/04

CPC分类号： H02M1/4225 ,  H02M2001/0032 ,  Y02B70/126 ,  Y02B70/16

摘要： A switching mode power supply (SMPS) circuit includes: a rectifying unit that rectifies an AC voltage applied from an AC input terminal; a power factor correction (PFC) and standby voltage output unit that is connected to the rectifying unit and has a PFC part and a standby voltage output part integrated therein; a PFC and standby voltage control unit that is connected to the PFC and standby voltage output unit and controlling the PFC and standby voltage output unit; and a DC/DC conversion unit that is connected to the PFC and standby voltage output unit and outputting a main voltage.

摘要翻译： 开关电源（SMPS）电路包括：整流单元，对从交流输入端施加的交流电压进行整流; 功率因数校正（PFC）和待机电压输出单元，其连接到整流单元并且具有集成在其中的PFC部分和待机电压输出部分; PFC和备用电压控制单元，连接到PFC和备用电压输出单元，并控制PFC和备用电压输出单元; 以及连接到PFC和待机电压输出单元并输出主电压的DC / DC转换单元。

公开(公告)号：US20110241816A1

公开(公告)日：2011-10-06

申请号：US13079253

申请日：2011-04-04

申请人： Geun Young PARK ,  Sang Joon SEO ,  Jin An JUNG ,  Kwang Seung CHO ,  Deuk Hoon KIM

发明人： Geun Young PARK ,  Sang Joon SEO ,  Jin An JUNG ,  Kwang Seung CHO ,  Deuk Hoon KIM

IPC分类号： H01F27/28 ,  H01F7/06

CPC分类号： H01F27/2804 ,  H01F41/34 ,  H01F2027/2809 ,  H01F2027/2819 ,  Y10T29/4902

摘要： There are is a planar transformer and a method of manufacturing the same that can prevent resin being coated from being separated from a conductor during the manufacturing of a transformer by forming a dummy pattern on a board. A planar transformer according to an aspect of the invention may include: a core part having a pair of cores electromagneticaliy coupled to each other; a board part having a plurality of boards disposed between the pair of cores and stacked upon one another; a pattern part having a power transmission pattern provided on at least one board of the plurality of boards of the board part and transmitting power being input, and a dummy pattern provided on the same board having the power transmission pattern thereon and separated from the power transmission pattern by a predetermined interval; and a resin part being coated over the at least one board of the plurality of boards, the at least one board having the pattern part thereon.

摘要翻译： 存在一种平面变压器及其制造方法，其可以通过在板上形成虚拟图案来在变压器的制造期间防止被涂覆的树脂与导体分离。 根据本发明的一个方面的平面变压器可以包括：具有彼此电磁耦合的一对芯的芯部; 板部分具有设置在所述一对芯之间并彼此堆叠的多个板; 具有电力传输图案的图案部分，设置在板部分的多个板中的至少一个板上，并输入发射功率;以及虚设图案，其设置在具有电力传输图案的同一板上，并与电力传输分离 图案预定间隔; 以及涂覆在所述多个板的所述至少一个板上的树脂部分，所述至少一个板上具有所述图案部分。