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公开(公告)号：KR1020080080066A
公开(公告)日：2008-09-02
申请号：KR1020080055199
申请日：2008-06-12
Applicant: 삼성전기주식회사
CPC classification number: H01Q1/243 , H01Q1/38 , H01Q9/0421 , H01Q9/42
Abstract: A multi-band antenna is provided to improve efficiency and gain thereof and to maintain broadband and multi-band characteristics by having a plurality of slots. A multi-band antenna includes a radiator(240). The radiator includes a main radiator(241), first and second sub radiators(242,243), and first and second slots(250,260). The main radiator has a rectangular shape. The first sub radiator is vertically connected to one side of the main radiator. The second sub radiator is vertically connected to the other side of the main radiator. The first slot has first to fifth slot segments. The first slot segment is formed along a boundary between the main radiator and the first sub radiator, and one end thereof is opened. One end of the second slot segment is vertically connected to the other end of the first slot segment. The third slot segment is vertically connected to the other end of the second slot segment and extended in opposite directions. The fourth slot segment is vertically extended from one end of the third slot segment. The fifth slot segment is vertically extended from the other end of the third slot segment. The second slot has sixth to ninth slot segments(261-264). One end of the sixth slot segment is opened to one side of the main radiator. One end of the seventh slot segment is connected to the other end of the sixth slot segment. One end of the eighth slot segment is connected to the other end of the seventh slot segment. The ninth slot segment is extended from the other end of the seventh slot segment to the second sub radiator and vertical to the eighth slot segment.
Abstract translation: 提供多频带天线以提高其效率和增益，并且通过具有多个时隙来保持宽带和多频带特性。 多频带天线包括散热器（240）。 散热器包括主散热器（241），第一和第二子散热器（242,243）以及第一和第二狭槽（250,260）。 主散热器为矩形。 第一副散热器垂直连接到主散热器的一侧。 第二副散热器垂直连接到主散热器的另一侧。 第一个插槽具有第一至第五个插槽段。 第一槽段沿着主散热器和第一副散热器之间的边界形成，并且其一端打开。 第二槽段的一端垂直连接到第一槽段的另一端。 第三槽段垂直连接到第二槽段的另一端并沿相反方向延伸。 第四槽段从第三槽段的一端垂直延伸。 第五槽段从第三槽段的另一端垂直延伸。 第二个插槽具有第六到第九个插槽段（261-264）。 第六槽段的一端被打开到主散热器的一侧。 第七时隙段的一端连接到第六时隙段的另一端。 第八时隙段的一端连接到第七时隙段的另一端。 第九时隙段从第七时隙段的另一端延伸到第二子辐射器并垂直于第八时隙段。
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公开(公告)号：KR1020080079817A
公开(公告)日：2008-09-02
申请号：KR1020070020302
申请日：2007-02-28
Applicant: 삼성전기주식회사
CPC classification number: H01Q1/243 , H01Q5/371 , H01Q9/0421 , H01Q13/10
Abstract: A mobile communication terminal is provided to obtain a broadband characteristic by having a broadband antenna with a plurality of slots and a matching ground plane capacitively coupled with the antenna. A mobile communication terminal(200) includes a dielectric substrate(210). A ground plane(220) is formed in a first region of the dielectric substrate. A radiator(240) is mounted to a second region of the dielectric substrate, where the ground plane is not formed, at a predetermined distance from the dielectric substrate and has first and second slots(250,260). A feed line(270) is formed in the second region of the dielectric substrate, and one end(271) thereof is connected to the radiator. A ground line(280) is formed in the second region of the dielectric substrate to be apart from the feed line. One end(281) of the ground line is connected to the radiator, and the other end thereof is connected to the ground plane. A matching ground plane(230) is formed in the second region of the dielectric substrate, extended from the ground plane, and overlapped with a part of the radiator to be capacitively coupled with the radiator.
Abstract translation: 提供移动通信终端以通过具有多个时隙的宽带天线和与天线电容耦合的匹配接地平面来获得宽带特性。 移动通信终端（200）包括电介质基片（210）。 在电介质基板的第一区域中形成接地平面（220）。 散热器（240）安装到电介质基板的没有形成接地平面的第二区域，距介电基片有预定的距离并且具有第一和第二狭槽（250,260）。 馈电线（270）形成在电介质基板的第二区域中，其一端（271）连接到散热器。 在电介质基板的第二区域中形成地线（280）以与馈电线分开。 接地线的一端（281）连接到散热器，另一端连接到接地层。 在电介质基板的从接地平面延伸的第二区域中形成匹配的接地平面（230），并与散热器的与散热器电容耦合的一部分重叠。
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公开(公告)号：KR100850309B1
公开(公告)日：2008-08-04
申请号：KR1020060058742
申请日：2006-06-28
Applicant: 삼성전기주식회사
IPC: H02M3/28
Abstract: 본 발명은 스위칭 전원장치에 관한 것으로, 일차측과 이차측을 가지며 전원공급부로부터 일차측으로 공급되는 입력전원을 이차측으로 유기시키는 제1 트랜스포머를 포함하는 스위칭 전원장치에 있어서, 상기 전원공급부와 연결되고, 상기 전원공급부로부터 인가되는 입력전원을 평활시켜 출력하는 평활 커패시터; 상기 전원공급부와 연결되고, 이상전압 발생시 상기 제1 트랜스포머에 공급되는 입력전원을 차단시키기 위한 스위치 신호를 출력하는 제어부; 상기 제어부와 연결되고, 상기 제어부로부터 스위치 신호를 인가받아 턴 온되어 상기 입력전원의 공급을 차단시키는 스위치; 및 상기 전원공급부 및 제어부와 연결되고, 상기 전원공급부로부터 입력전원이 인가되지 않을 경우 상기 제어부를 접지시켜 상기 전원공급부와 제어부와의 접점을 통해 제어부와 연결된 평활 커패시터를 방전시키는 방전부를 포함한다.
방전, 스위칭 전원장치, 이상전압, 래치 오프-
公开(公告)号：KR1020080000885A
公开(公告)日：2008-01-03
申请号：KR1020060058742
申请日：2006-06-28
Applicant: 삼성전기주식회사
IPC: H02M3/28
Abstract: A switching mode power supply is provided to improve productivity by reducing the discharge time of a smoothing capacitor, and the time of a test process. A switching mode power supply includes a smoothing capacitor(C1), a control unit(220), a switch(223), and a discharge unit(230). The smoothing capacitor is connected to a power supply unit(210), and smoothes and outputs the input power applied from the power supply unit. The control unit is connected to the power supply unit, and outputs a switch signal for cutting off the input power supplied to a first transformer(T1) in case of abnormal voltage. The switch is connected to the control unit, and is turned on by the switch signal from the control unit to cut off the input power. The discharge unit is connected to the power supply unit and the control unit, and discharges the smoothing capacitor in case that the input power is not applied from the power supply unit.
Abstract translation: 提供开关模式电源以通过减少平滑电容器的放电时间和测试过程的时间来提高生产率。 开关电源包括平滑电容器（C1），控制单元（220），开关（223）和放电单元（230）。 平滑电容器连接到电源单元（210），并且平滑并输出从电源单元施加的输入电力。 控制单元连接到电源单元，并且在异常电压的情况下输出用于切断提供给第一变压器（T1）的输入电力的开关信号。 开关连接到控制单元，并通过控制单元的开关信号接通以切断输入电源。 放电单元连接到电源单元和控制单元，并且在不从电源单元施加输入电力的情况下对平滑电容器进行放电。
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公开(公告)号：KR100790709B1
公开(公告)日：2008-01-02
申请号：KR1020060104208
申请日：2006-10-25
Applicant: 삼성전기주식회사
IPC: H02M3/155
Abstract: A converter having a wave transforming function of an input current is provided to stabilize an output voltage and to reduce a size of a magnetic element connected to an output end. A converter having a wave transforming function of an input current includes a power part(110), a wave transforming part(130), and a control part(120). The power part compensates a power factor of an input AC power and transforms the AC power into a DC power having a predetermined voltage value by switching the AC power. The wave transforming part provides a standard signal by transforming the current wave of the AC power through an equalization process. The control part controls the switching of the power part according to a wave of the standard signal.
Abstract translation: 提供具有输入电流的波变换功能的A转换器以稳定输出电压并减小连接到输出端的磁性元件的尺寸。 具有输入电流的波变换功能的A转换器包括功率部分（110），波变换部分（130）和控制部分（120）。 功率部件补偿输入AC电力的功率因数，并且通过切换AC电力将AC功率转换为具有预定电压值的DC电力。 波形变换部分通过均衡处理转换交流电源的当前波形来提供标准信号。 控制部根据标准信号的波来控制功率部的切换。
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Patent Agency Ranking
公开(公告)号：KR100951228B1
公开(公告)日：2010-04-05
申请号：KR1020080044110
申请日：2008-05-13
Applicant: 삼성전기주식회사
Abstract: 본 발명은, 유전체 기판과, 상기 유전체 기판의 일면에 형성되는 방사부와, 일단이 상기 방사부에 연결되며, 타단은 외부의 급전라인과 연결되는 급전용 도전패턴과, 상기 급전용 도전패턴에 형성되는 제1 슬롯과, 상기 유전체 기판의 타면에 형성되는 접지면, 및 상기 접지면에 형성되는 제2 슬롯을 포함하는 안테나를 제공할 수 있다.
안테나(antenna), 필터(filter), 슬롯(slot)-
公开(公告)号：KR100910526B1
公开(公告)日：2009-07-31
申请号：KR1020070118445
申请日：2007-11-20
Applicant: 삼성전기주식회사
Abstract: 본 발명은, 일단이 급전부에 연결되어 제1 주파수 대역의 신호를 수신하는 제1 방사체와, 일단이 접지면에 연결되며 제2 주파수 대역의 신호를 수신하는 제2 방사체와, 상기 제1 방사체의 타단에서 연장되어 상기 제1 방사체의 수신 신호를 미세조절하는 제1 스터브와, 상기 제2 방사체의 타단에서 연장되어 상기 제2 방사체의 수신 신호를 미세조절하는 제2 스터브, 및 상기 제1 방사체를 상기 접지면에 전기적으로 연결시키는 단락부를 포함하는 안테나 및 이를 이용한 이동통신 단말기를 제공할 수 있다.
안테나(antenna), 대역(band), MIMO(multi input multi output)-
公开(公告)号：KR100862533B1
公开(公告)日：2008-10-09
申请号：KR1020070057814
申请日：2007-06-13
Applicant: 삼성전기주식회사
CPC classification number: H01Q5/328 , H01Q1/38 , H01Q9/0428 , H01Q13/08
Abstract: A multi-band antenna is provided to implement miniaturization and to obtain a high gain and a high board band property with a micro strip antenna structure. A multi-band antenna includes a dielectric substrate(20), a feeding conductive pattern(23), a first conductive pattern(21), a second conductive pattern(22), a ground plate(25), and a third conductive pattern(24). The feeding conductive pattern is formed on a side of the dielectric substrate and is connected to an end of a feeding line. The first conductive pattern is connected to the other end of the feeding line. The second conductive pattern is connected to the other end of the feeding line and is electromagnetically coupled to the first conductive pattern. The ground plate is formed on the other side of the dielectric substrate. The third conductive pattern is formed on the other side of the dielectric substrate having a predetermined gap from the ground plate.
Abstract translation: 提供多频带天线以实现小型化，并且通过微带天线结构获得高增益和高板带特性。 多频带天线包括电介质基片（20），馈电导体图案（23），第一导电图案（21），第二导电图案（22），接地板（25）和第三导电图案 24）。 馈电导电图案形成在电介质基板的一侧，并连接到馈电线的一端。 第一导电图案连接到馈电线的另一端。 第二导电图案连接到馈电线的另一端并与第一导电图案电磁耦合。 接地板形成在电介质基板的另一侧。 第三导电图案形成在电介质基板的与接地板有预定间隙的另一侧上。
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公开(公告)号：KR100816842B1
公开(公告)日：2008-03-27
申请号：KR1020060098447
申请日：2006-10-10
Applicant: 삼성전기주식회사
Abstract: A power supply using a synchronous rectifier is provided to reduce switching loss by controlling a switching unit of a converter stage with a fixed duty width of 0.5, thereby improving the efficiency of a circuit. A power supply using a synchronous rectifier includes a rectifying unit(310), a PFC(Power Factor Correction) stage(320), and a converter stage(330). The rectifying unit rectifies input power(Vin) applied from outside to output the rectified input power. The PFC stage is connected to the rectifying unit and receives the rectified input power from the rectifying unit to output PFC voltage(Vb) having a predetermined size. The converter stage is connected to the PFC stage, switches the PFC voltage outputted from the PFC stage with a pulse of a fixed duty width, and constantly outputs output voltage(Vout) by grouping a plurality of pulses into one group and controlling an interval between the groups.
Abstract translation: 提供使用同步整流器的电源，通过控制具有0.5的固定占空比宽度的转换器级的开关单元来降低开关损耗，从而提高电路的效率。 使用同步整流器的电源包括整流单元（310），PFC（功率因数校正）级（320）和转换器级（330）。 整流单元对从外部施加的输入功率（Vin）进行整流，输出整流输入电力。 PFC级连接到整流单元，并从整流单元接收经整流的输入电力，以输出具有预定尺寸的PFC电压（Vb）。 转换器级连接到PFC级，以固定占空比的脉冲切换从PFC级输出的PFC电压，并且通过将多个脉冲分组为一组并且控制在一个组之间的间隔来恒定地输出输出电压（Vout） 团体。
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公开(公告)号：KR1020080000887A
公开(公告)日：2008-01-03
申请号：KR1020060058745
申请日：2006-06-28
Applicant: 삼성전기주식회사
IPC: H02M3/28
Abstract: A switching mode power supply having a discharge circuit is provided to reduce reoperation time after abnormal voltage by promptly discharging a large capacity capacitor through a discharge circuit unit. A switching mode power supply includes a first capacitor(C1), a PWM(Pulse Width Modulation) control unit(220), a switching device(S/W), and a discharge circuit unit(230). The first capacitor is connected to a power supply unit(210), and smoothes the power applied from the power supply unit to supply the smoothed power to a primary side of a main transformer(T1). The PWM control unit is connected to the power supply unit, and outputs a control signal for cutting off the power supplied to the primary side of the main transformer in case of the abnormal voltage of a driving circuit unit(240). The switching device is connected to the PWM control unit, and is turned on by the control signal from the PWM control unit to cut off the power. The discharge circuit unit is connected to the power supply unit and the PWM control unit, and discharges the first capacitor in case that the power is not applied from the power supply unit.
Abstract translation: 提供具有放电电路的开关模式电源，以通过放电电路单元迅速放电大容量电容器来减少异常电压之后的再次操作时间。 开关模式电源包括第一电容器（C1），PWM（脉宽调制）控制单元（220），开关装置（S / W）和放电电路单元（230）。 第一电容器连接到电源单元（210），并平滑从电源单元施加的电力，以将平滑的电力提供给主变压器（T1）的初级侧。 PWM控制单元连接到电源单元，并且在驱动电路单元（240）的异常电压的情况下输出用于切断提供给主变压器的初级侧的电力的控制信号。 开关器件连接到PWM控制单元，并通过来自PWM控制单元的控制信号导通，以切断电源。 放电电路单元连接到电源单元和PWM控制单元，并且在不从电源单元施加电力的情况下对第一电容器进行放电。
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