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    • 1. 发明申请
    • IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING FUSING TEMPERATURE OF THE SAME
    • 图像形成装置和控制其熔融温度的方法
    • US20130142535A1
    • 2013-06-06
    • US13617735
    • 2012-09-14
    • An-sik JEONGYong-geun KIM
    • An-sik JEONGYong-geun KIM
    • G03G15/20
    • G03G15/2039
    • An image forming apparatus having two or more different rated voltages, the image forming apparatus including a voltage detecting unit, which detects a voltage level of alternating current (AC) power supplied from outside of the image forming apparatus; a control unit, which outputs a control signal according to the detected voltage level; a fusion driving circuit, which controls a number of waveforms and phase of the AC power according to the control signal and outputs the controlled AC power as fusing power; and a fuser including a heat generating body having a negative temperature coefficient (NTC) characteristic, which receives the fusing power and generates resistance heat; and a heating member, which is heated by the heat generated by the resistance heat generating body and fuses an image formed on a printing medium.
    • 一种具有两个或多个不同额定电压的图像形成装置,所述图像形成装置包括电压检测单元,其检测从所述图像形成装置的外部提供的交流电(AC)电压的电压电平; 控制单元,其根据检测到的电压电平输出控制信号; 融合驱动电路,其根据控制信号控制交流电力的数量波形和相位,并输出受控交流电力作为融合功率; 以及定影器,其包括具有负温度系数(NTC)特性的发热体,其接收所述定影功率并产生电阻热; 以及由电阻发热体产生的热量加热并加热形成在打印介质上的图像的加热构件。
    • 2. 发明申请
    • SWITCHING-MODE POWER SUPPLY (SMPS) HAVING OVERVOLTAGE CUTOFF FUNCTION, AND METHOD OF CUTTING OFF OVERVOLTAGE AND IMAGE FORMING APPARATUS USING THE SMPS
    • 具有过压切断功能的开关电源(SMPS)以及使用SMPS切断过压和图像形成装置的方法
    • US20130129367A1
    • 2013-05-23
    • US13617980
    • 2012-09-14
    • An-sik JEONGYong-geun Kim
    • An-sik JEONGYong-geun Kim
    • G03G15/00H02M3/335
    • H02M3/33507G03G15/80
    • A switching-mode power supply (SMPS) for an image forming apparatus which may prevent an overvoltage supplied to the SMPS, and damage to circuits in the SMPS in the image forming apparatus. The SMPS includes a rectifying circuit to rectify an alternating-current (AC) voltage input from an external power supply source into a direct-current (DC) voltage, a transformer to transform the rectified DC voltage input to a primary coil and output the transformed DC voltage to a secondary coil, a main switch that is connected to the primary coil and switches an output of the transformer, a first overvoltage detecting unit to determine whether the rectified DC voltage is an overvoltage by comparing the rectified DC voltage with a first reference voltage, and a switching control unit to control a switching operation of the main switch based on a result of the determination.
    • 一种用于图像形成装置的开关模式电源(SMPS),其可以防止提供给SMPS的过电压,以及图像形成装置中的SMPS中的电路的损坏。 SMPS包括整流电路,用于将从外部电源输入的交流(AC)电压整流为直流(DC)电压,变压器将整流后的直流电压输入变换为初级线圈,并将变换后的 与次级线圈的直流电压,连接到初级线圈并切换变压器的输出的主开关,第一过电压检测单元,通过将整流的直流电压与第一参考值进行比较来确定整流的直流电压是否是过电压 电压和切换控制单元,以基于确定的结果来控制主开关的切换操作。
    • 6. 发明申请
    • SOLID IMMERSION LENS (SIL) NEAR-FIELD SYSTEM AND METHOD OF CONTROLLING TILT
    • 固体透镜(SIL)近场系统和控制倾斜的方法
    • US20090190453A1
    • 2009-07-30
    • US12267871
    • 2008-11-10
    • Jin-kyung LEEAn-sik JEONGJong-hyun SHINKyung-geun LEE
    • Jin-kyung LEEAn-sik JEONGJong-hyun SHINKyung-geun LEE
    • G11B20/18
    • G11B7/0956G11B7/1387G11B2007/13727
    • In a near-field optical recording/reproducing system and a method of controlling a tilt, the near-field optical recording/reproducing system includes: a light source; an objective lens to focus light emitted from the light source to transmit near-field light to an information storage medium; a PD (photodetector) to receive a portion of the light that is transmitted from the objective lens to the information storage medium and is reflected from the information storage medium, to detect a GES (gap error signal) used for controlling an air gap formed between the objective lens and the information storage medium; a signal processor/determiner to obtain an edge voltage using the GES detected by the PD and determine a tilt control point using the edge voltage; and an adjuster to control a relative tilt between the objective lens and the information storage medium in the tilt control position.
    • 在近场光记录/再现系统和控制倾斜的方法中,近场光学记录/再现系统包括:光源; 用于聚焦从光源发射的光以将近场光发射到信息存储介质的物镜; PD(光电检测器),用于接收从物镜传输到信息存储介质并被从信息存储介质反射的光的一部分,以检测用于控制形成的气隙的GES(间隙误差信号) 物镜和信息存储介质; 信号处理器/确定器,用于使用由PD检测的GES获得边沿电压,并使用边缘电压确定倾斜控制点; 以及调节器,用于在倾斜控制位置中控制物镜和信息存储介质之间的相对倾斜。