公开(公告)号：US20110096242A1

公开(公告)日：2011-04-28

申请号：US12906193

申请日：2010-10-18

申请人： Sung-yong JOO ,  Jin-hyung LEE ,  Won-myung WOO ,  Yong-joo LEE ,  Sung-bum JUNG ,  Se-ra LEE

发明人： Sung-yong JOO ,  Jin-hyung LEE ,  Won-myung WOO ,  Yong-joo LEE ,  Sung-bum JUNG ,  Se-ra LEE

IPC分类号： H04N5/63 ,  G05F1/70 ,  G06F3/038

CPC分类号： G05F1/70 ,  H04N5/63

摘要： A display apparatus and a power supplying method are provided. The display apparatus includes a signal receiver which receives a video signal; a signal processor which processes the video signal; a display unit which displays an image based on a video signal processed by the signal processor; and a power supply which converts an alternating current (AC) voltage into a direct current (DC) voltage and supplies an operation voltage to the display unit, the power supply including: a power factor correction (PFC) unit which adjusts the DC voltage and corrects a power factor of the power supply; a detector which detects a plurality of voltages in the power supply and outputs a common detection signal indicating whether at least one of the plurality of voltages is abnormal; and a controller which receives the common detection signal, and controls the PFC unit based on the common detection signal.

摘要翻译： 提供了显示装置和供电方法。 显示装置包括接收视频信号的信号接收器; 处理视频信号的信号处理器; 显示单元，其基于由所述信号处理器处理的视频信号显示图像; 以及电源，其将交流（AC）电压转换为直流（DC）电压并向所述显示单元提供工作电压，所述电源包括：功率因数校正（PFC）单元，其调整所述直流电压和 纠正电源的功率因数; 检测器，其检测所述电源中的多个电压，并输出表示所述多个电压中的至少一个电压是否异常的公共检测信号; 以及控制器，其接收公共检测信号，并且基于公共检测信号来控制PFC单元。

公开(公告)号：US20130106818A1

公开(公告)日：2013-05-02

申请号：US13494460

申请日：2012-06-12

申请人： Won-myung WOO ,  Jin-hyung LEE ,  Sung-bum JUNG ,  Sung-yong JOO

发明人： Won-myung WOO ,  Jin-hyung LEE ,  Sung-bum JUNG ,  Sung-yong JOO

IPC分类号： G09G5/00

CPC分类号： H02M3/33561 ,  G06F1/26 ,  G06F1/305

摘要： An apparatus for supplying multi-output power is provided. The apparatus for supplying multi-output power includes a an input power unit which generates an LLC resonance signal using direct current (DC) power, a main output power unit which outputs a main voltage induced by the LLC resonance signal, a plurality of output power units which output secondary voltages induced by the LLC resonance signal at different level of voltages, and a first output power unit of the plurality of output power units outputs a respective one of the secondary voltages induced by the LLC resonance signal at a predetermined level of voltage using a different one of the secondary voltages output from a second output power unit of the plurality of output power units.

摘要翻译： 提供了一种用于提供多输出功率的装置。 用于提供多输出功率的装置包括：使用直流（DC）功率产生LLC谐振信号的输入功率单元，输出由LLC谐振信号引起的主电压的主输出功率单元，多个输出功率 输出由不同电平的LLC谐振信号引起的二次电压的单元，以及多个输出功率单元的第一输出功率单元，以预定的电压水平输出由LLC谐振信号感应的相应的一个次级电压 使用从所述多个输出功率单元的第二输出功率单元输出的不同的二次电压。

公开(公告)号：US20130106182A1

公开(公告)日：2013-05-02

申请号：US13618441

申请日：2012-09-14

申请人： Sung-yong JOO ,  Sung-bum JUNG

发明人： Sung-yong JOO ,  Sung-bum JUNG

IPC分类号： H02J1/00

CPC分类号： H02M3/33561 ,  Y10T307/352

摘要： A multi output power supply is provided. The power supply includes an input power unit which generates an LLC resonance signal using DC power, a primary output power unit which outputs a first output voltage based on a first voltage induced in response to the LLC resonance signal, a secondary output power unit which outputs a second output voltage based on a second voltage induced in response to the LLC resonance signal, and a power control unit which controls the input power unit to change the LLC resonance signal so that the first output voltage has a preset level, and controls the secondary output power unit so that the second output voltage has a preset level irrespective of a change in a level of the first output voltage.

摘要翻译： 提供多输出电源。 电源包括使用直流电源产生LLC谐振信号的输入电源单元，基于响应于LLC谐振信号而感应的第一电压输出第一输出电压的主输出功率单元，输出 基于响应于所述LLC谐振信号而感应的第二电压的第二输出电压;以及功率控制单元，其控制所述输入功率单元改变所述LLC谐振信号，使得所述第一输出电压具有预设电平，并且控制所述次级 输出功率单元，使得第二输出电压具有预设电平，而与第一输出电压的电平的变化无关。

公开(公告)号：US20120050250A1

公开(公告)日：2012-03-01

申请号：US13013934

申请日：2011-01-26

申请人： Sung-bum JUNG ,  Jin-hyung LEE

发明人： Sung-bum JUNG ,  Jin-hyung LEE

IPC分类号： G09G5/00

CPC分类号： H05B33/0815

摘要： A display apparatus and a power circuit apparatus which supplies an operating voltage are provided. The power circuit apparatus includes a switch which is switched on and off to selectively supply an output voltage; a rectifying and smoothing unit which rectifies and smoothes the output voltage of the switch to supply an operating voltage for the display apparatus; a control circuit which controls the switch to make the operating voltage reach a target value; and a feedback unit which receives a bias current by the output voltage of the switch and supplies a feedback signal to the control circuit to prevent the operating voltage from exceeding a predetermined threshold value.

摘要翻译： 提供了提供工作电压的显示装置和电源电路装置。 电源电路装置包括开关，其接通和断开以选择性地提供输出电压; 整流和平滑单元，其对开关的输出电压进行整流和平滑以提供用于显示装置的工作电压; 控制电路，其控制所述开关以使所述工作电压达到目标值; 以及反馈单元，其通过开关的输出电压接收偏置电流，并将反馈信号提供给控制电路，以防止工作电压超过预定阈值。