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    • 3. 发明申请
    • Transformer
    • 变压器
    • US20060290453A1
    • 2006-12-28
    • US11320776
    • 2005-12-30
    • Jung ParkJong KimKyoung YoonSuh ChoiYoung Hong
    • Jung ParkJong KimKyoung YoonSuh ChoiYoung Hong
    • H01F29/00
    • H01F30/04H01F3/10H01F27/38H01F38/10H05B41/2822
    • The present invention relates to a transformer. In the transformer, secondary winding sections are placed in both sides of a primary winding section, all terminals of the secondary winding sections are used as output terminals, and an input terminal is placed in the opposite side to the output terminals. Therefore, a return wire in the high-voltage output side does not need to be provided, and a sufficient insulation separation distance is secured in the relation with a printed circuit board, which makes it easy to implement a circuit. Further, improved efficiency is obtained over a conventional transformer, there is a significant reduction in cost, and products using the transformer can be small in size. The transformer includes a bobbin composed of one primary winding section having one input terminal and one ground terminal and 2n (n: positive number) secondary winding sections, each secondary winding section having two output terminals; a primary coil wound around the primary winding section; secondary coils wound around the 2n secondary winding sections; and a pair of cores that are respectively inserted into an insertion hole formed inside the bobbin.
    • 变压器技术领域本发明涉及变压器。 在变压器中,次级绕组部分放置在初级绕组部分的两侧,次级绕组部分的所有端子用作输出端子,输入端子放置在与输出端子相反的一侧。 因此,不需要设置高压输出侧的回线,并且与印刷电路板的关系确保足够的绝缘隔离距离,这使得容易实现电路。 而且,与以往的变压器相比,能够提高效率,成本显着降低,使用变压器的产品尺寸可以小。 该变压器包括一个线圈,其由具有一个输入端子和一个接地端子的一个初级绕组部分和2n(n:正数)次级绕组部分组成,每个次级绕组部分具有两个输出端子; 缠绕在初级绕组部分上的初级线圈; 二次线圈缠绕在2n个次级绕组部分上; 以及分别插入形成在筒管内的插入孔中的一对芯。
    • 4. 发明申请
    • Internal antenna apparatus
    • US20060267847A1
    • 2006-11-30
    • US11443379
    • 2006-05-30
    • Jung Park
    • Jung Park
    • H01Q1/24
    • H01Q1/243H01Q1/48
    • Disclosed is an internal antenna apparatus. The internal antenna allows feeding and ground connection to an antenna without power loss or degradation of performance in a structure in which a main printed circuit board is separated from the antenna. The internal antenna apparatus in a mobile communication terminal includes an antenna, a main printed circuit board, and a key pad printed circuit board, the antenna being spaced from the main printed circuit board a predetermined distance. A feeding pad is connected to the antenna, an antenna feeding part is connected between the main printed circuit board and the feeding pad, and a ground connection part connects a ground part of the main printed circuit board to a ground part of the key pad printed circuit board. The antenna feeding part includes a coaxial cable and a cable connection part. The antenna feeding part passes through a battery mounting space between the antenna and the main printed circuit board. The cable connection part is connected to the ground of the key pad printed circuit board. Accordingly, it is possible to prevent the degradation of radiation performance of the antenna.
    • 7. 发明申请
    • Vertical light emitting type backlight module
    • 垂直发光型背光模组
    • US20050265042A1
    • 2005-12-01
    • US10917383
    • 2004-08-13
    • Hyung KimYoung ParkHun HahmJung ParkYoung Jeong
    • Hyung KimYoung ParkHun HahmJung ParkYoung Jeong
    • F21K99/00F21V7/04G02F1/13357
    • G02F1/133603F21K9/00F21Y2105/10F21Y2115/10
    • Disclosed herein is a vertical light emitting type backlight module, for irradiating white light to the rear side of a liquid crystal display in the perpendicular direction. The vertical light emitting type backlight module comprises a) one or more LED array modules, each comprising a substrate having conductive patterns printed on upper and lower surfaces of the substrate, respectively, a plurality of LED devices mounted on the upper and lower surfaces of the substrate, respectively, for emitting light toward the front of respective surfaces of the substrate with the LED devices mounted thereon, and a plurality of lenses formed to surround the LED devices, respectively, for directing the light emitted from the LED devices in a direction perpendicular to the LED while being within a predetermined angle from an axis parallel to a plane of the backlight module, the substrate being mounted perpendicular to the plane of the backlight module such that the light emitted from the LED devices is emitted in a direction approximately parallel to the plane of the backlight module, and b) a reflection plate for each of the LED array modules for reflecting the light spread in the horizontal direction to change path of the light to the perpendicular direction.
    • 本文公开了一种用于在垂直方向上将白光照射到液晶显示器的后侧的垂直发光型背光模块。 垂直发光型背光模块包括:a)一个或多个LED阵列模块,每个LED阵列模块分别包括印刷在基板的上表面和下表面上的导电图案的基板,安装在基板的上表面和下表面上的多个LED装置 基板,分别用于在安装有LED器件的基板的各个表面的前面发射光,以及分别形成为围绕LED器件的多个透镜,用于将LED器件发出的光沿垂直方向引导 在与来自平行于背光模块的平面的轴线处于预定角度内的LED上,所述基板垂直于所述背光模块的平面安装,使得从所述LED装置发射的光在大致平行于 背光模块的平面,以及b)用于反射光sp的每个LED阵列模块的反射板 在水平方向读取,以将光线的路径改变为垂直方向。