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公开(公告)号：KR1020050006549A
公开(公告)日：2005-01-17
申请号：KR1020030046415
申请日：2003-07-09
Applicant: 삼성전자주식회사
Inventor： 김종우
IPC: G09G3/36
Abstract: PURPOSE: An apparatus for driving a liquid crystal display device and a method for the same are provided to improve the response speed of the liquid crystal display by changing the gray level voltage so as to enlarge the pixel voltage applied to the liquid crystal capacitor. CONSTITUTION: An apparatus for driving a liquid crystal display device includes an image detection unit, a signal selection unit, a gray level voltage generation unit(800) and a data driving unit(500). The image detection unit generates the signal based on the variation amount of the image data. The signal selection unit outputs the selection signal of the step corresponding to the image change signal among a plurality of the selection signal. The gray level voltage generation unit generates a plurality of gray level voltages in response to the selection signal. And, the data driving unit selects the gray level voltage corresponding to the image data among a plurality of gray level voltages to apply the selected gray level voltage to the pixel as a data voltage.
Abstract translation: 目的：提供一种用于驱动液晶显示装置的装置及其方法，以通过改变灰度电压来提高液晶显示器的响应速度，从而扩大施加到液晶电容器的像素电压。 构成：用于驱动液晶显示装置的装置包括图像检测单元，信号选择单元，灰度级电压生成单元（800）和数据驱动单元（500）。 图像检测单元基于图像数据的变化量生成信号。 信号选择单元在多个选择信号中输出与图像改变信号相对应的步长的选择信号。 灰度级电压生成单元响应于选择信号产生多个灰度级电压。 并且，数据驱动单元选择与多个灰度级电压中的图像数据相对应的灰度级电压，以将所选择的灰度电压施加到像素作为数据电压。
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公开(公告)号：KR1020050004569A
公开(公告)日：2005-01-12
申请号：KR1020030044806
申请日：2003-07-03
Applicant: 삼성전자주식회사
IPC: G02F1/1345
Abstract: PURPOSE: An LCD(Liquid Crystal Display) is provided to enhance bonding force between an LCD panel and gate PCBs(Printed Circuit Boards) or data PCBs, thereby preventing separations of the gate PCBs or the data PCBs from the TFT substrate by forming dummy films between adjacent gate TCPs(Tape Carrier Packages) or adjacent data TCPs. CONSTITUTION: An LCD panel(410) has a plurality of the first signal lines and the second signal lines crossing over the first signal lines. The first PCBs(420-1,420-2) output driving signals to be supplied to the first signal lines and the second PCBs(430-1,430-2) output driving signals to be supplied to the second signal lines. A plurality of the first TCPs(424-1) electrically connect the first PCBs and the LCD panel and a plurality of the second TCPs(434-1) electrically connect the second PCBs and the LCD panel. The first and the second driving chips(422-1,432-1) are formed on the first and the second PCBs, respectively. Plural dummy film connect the first PCBs and the LCD panel, and the second PCBs and the LCD panel. Herein, respective dummy films are disposed between adjacent gate TCPs and adjacent data TCPs.
Abstract translation: 目的：提供LCD（液晶显示器），以增强LCD面板和栅极PCB（印刷电路板）或数据PCB之间的结合力，从而防止栅极PCB或数据PCB与TFT基板分离，形成虚拟膜 相邻门TCP（Tape Carrier Packages）或相邻数据TCP之间。 构成：LCD面板（410）具有多条第一信号线，第二信号线穿过第一信号线。 第一PCB（420-1,420-2）输出要提供给第一信号线的驱动信号和第二PCB（430-1,430-2）输出要提供给第二信号线的驱动信号。 多个第一TCP（424-1-1）电连接第一PCB和LCD面板，并且多个第二TCP（434-1）电连接第二PCB和LCD面板。 第一和第二驱动芯片（422-1,432-1）分别形成在第一和第二PCB上。 多个虚拟膜连接第一个PCB和LCD面板，第二个PCB和LCD面板。 这里，各个虚设膜设置在相邻的栅极TCP和相邻的数据TCP之间。
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公开(公告)号：KR100461301B1
公开(公告)日：2004-12-18
申请号：KR1020030017678
申请日：2003-03-21
Applicant: 삼성전자주식회사
IPC: G03G15/10
CPC classification number: G03G15/105
Abstract: A wet electrophotographic image forming machine that informs a user of a timing for replacing development cartridges. The image forming machine comprises a control section for sensing the condition of the developer stored in one or more developer housings on the basis of a measured electric current flowing between one or more developer feeding members and one or more developer application members via the developer provided therebetween, and a display section for externally displaying the developer condition according to a signal from the control section. The control section evaluates the magnitude of the electric current and provides a signal to the control section for display if there is a developer amount or concentration deficiency.
Abstract translation: 一种湿式电子照相成像机，向用户通知更换显影盒的时间。 成像机包括控制部分，用于基于在一个或多个显影剂供给部件与一个或多个显影剂施加部件之间经由设置在其间的显影剂流动的测量电流来感测存储在一个或多个显影剂壳体中的显影剂的状态 以及根据来自控制部分的信号从外部显示显影剂状态的显示部分。 如果存在显影剂量或浓度不足，控制部分评估电流的大小并向控制部分提供信号以供显示。
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公开(公告)号：KR1020040103192A
公开(公告)日：2004-12-08
申请号：KR1020030035121
申请日：2003-05-31
Applicant: 삼성전자주식회사
IPC: G09G3/36
Abstract: PURPOSE: A gate driving circuit is provided to improve the output characteristics of the gate driving circuit by increasing the overall size of the pull-up unit. CONSTITUTION: A gate driving circuit is connected a plurality of stages, each outputs the output signals subsequently. Each of the stages includes a pull-up unit(351), a pull-down unit(352), a pull-up driving unit(353) and a pull-down driving unit(354). The pull-up unit is composed of a plurality of switching device connected in parallel to supply a first clock or a second clock having an inverted phase to the first clock. The pull-down unit supplies the ground voltage to the output terminal. The pull-up driving unit is connected to the input node of the pull-up unit to turn on the pull-up unit in response to the output signal of the previous stage and to turn off the pull-up unit in response to the output signal of the following stage. And, the pull-down driving unit is connected to the input node of the pull-down unit to turn off the pull-down unit in response to the input signal and to turn on the pull-down unit in response to the output signal of the following stage.
Abstract translation: 目的：提供栅极驱动电路，通过增加上拉单元的总体尺寸来提高栅极驱动电路的输出特性。 构成：栅极驱动电路连接多个级，各自随后输出输出信号。 每个级包括上拉单元（351），下拉单元（352），上拉驱动单元（353）和下拉驱动单元（354）。 上拉单元由并联连接的多个开关装置组成，以向第一时钟提供具有反相的第一时钟或第二时钟。 下拉单元将地电压提供给输出端。 上拉驱动单元连接到上拉单元的输入节点，以响应于前一级的输出信号接通上拉单元，并响应于输出关闭上拉单元 以下阶段的信号。 并且，下拉驱动单元连接到下拉单元的输入节点，以响应于输入信号而关闭下拉单元，并且响应于下拉单元的输出信号而导通下拉单元 以下阶段
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公开(公告)号：KR100429802B1
公开(公告)日：2004-05-03
申请号：KR1020010086888
申请日：2001-12-28
Applicant: 삼성전자주식회사
IPC: G03G15/00
CPC classification number: G03G15/1635 , G03G2215/1614
Abstract: An image forming system in an electrophotographic printer and a method for forming an image using the system. The image forming system includes a photosensitive medium on which an electrostatic latent image is formed, a developing unit for developing the electrostatic latent image with developing solution having a predetermined color, a transfer medium onto which the developed image is transferred, an image charging unit for charging the image transferred onto the transfer medium, and a transferring unit for transferring the charged image onto a paper. In the above configuration, an electric force required for the transferring step is enhanced by the image charging unit before the image on the transfer medium is transferred onto the paper, and thereby the efficiency of transferring the image onto the paper is improved more.
Abstract translation: 一种电子照相打印机中的图像形成系统以及使用该系统形成图像的方法。 图像形成系统包括其上形成静电潜像的光敏介质，用于利用具有预定颜色的显影溶液显影静电潜像的显影单元，显影图像被转印到其上的转印介质，图像充电单元 对转印到转印介质上的图像进行充电;以及转印单元，用于将充电图像转印到纸张上。 在上述结构中，转印步骤所需的电力在转印介质上的图像转印到纸张上之前由图像充电单元增强，从而将图像转印到纸张上的效率得到提高。
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Patent Agency Ranking
公开(公告)号：KR1020030067154A
公开(公告)日：2003-08-14
申请号：KR1020020007026
申请日：2002-02-07
Applicant: 삼성전자주식회사
IPC: B41J2/385
CPC classification number: G03G15/10
Abstract: PURPOSE: A developing device of a wet color forming device having a metering roller is provided to prevent quality of an image from being deteriorated by removing impurities formed between a developing roller and a metering device. CONSTITUTION: A developing device includes developing liquid reservoirs(400a,402a,404a,406a) filled with developing liquid and developing rollers(400d,402d,404d,406d), a part of which is immersed in developing liquid in order to feed developing liquid into photosensitive members(300,302,304,306) formed with an electrostatic latent image. Cleaning rollers are provided to clean surfaces of the developing rollers(400d,402d,404d,406d). Deposition rollers(400f,402f,404f,406f) are provided to deposit developing liquid on the surface of the developing rollers(400d,402d,404d,406d). Metering rollers(400g,402g,404g,406g) adjusts thickness and density of developing liquid deposited on the surfaces of the developing rollers(400d,402d,404d,406d). Developing cartridges(400b,402b,404b,406b) are provided to feed developing liquid into the developing liquid reservoirs(400a,402a,404a,406a).
Abstract translation: 目的：提供具有计量辊的湿式成色装置的显影装置，以通过去除形成在显影辊和计量装置之间的杂质来防止图像质量下降。 构成：显影装置包括充满显影液的显影液体储存器（400a，402a，404a，406a）和显影辊（400d，402d，404d，406d），其一部分浸入显影液中以便将显影液 成为形成有静电潜像的感光部件（300,302,304,306）。 提供清洁辊以清洁显影辊（400d，402d，404d，406d）的表面。 提供沉积辊（400f，402f，404f，406f）以将显影液体沉积在显影辊（400d，402d，404d，406d）的表面上。 计量辊（400g，402g，404g，406g）调节沉积在显影辊（400d，402d，404d，406d）的表面上的显影液的厚度和密度。 提供显影盒（400b，402b，404b，406b）以将显影液供给到显影液贮存器（400a，402a，404a，406a）中。
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公开(公告)号：KR100358093B1
公开(公告)日：2002-10-25
申请号：KR1020010008034
申请日：2001-02-17
Applicant: 삼성전자주식회사
IPC: G03G21/00
Abstract: 감광벨트로부터화상을전사받아정착롤러와의사이로통과하는인쇄용지로재 전사시켜주는전사롤러를크리닝하기위한습식화상형성기의전사롤러크리닝장치에있어서, 전사롤러에접촉및 분리가능하게설치되어전사롤러표면의이물질을크리닝하는제1크리닝수단과; 전사롤러에접촉및 분리가능하며, 전사롤러및 제1크리닝수단을동시에크리닝하는제2크리닝수단;을포함하는것을특징으로하는습식화상형성기의전사롤러크리닝장치및 이를이용한크리닝방법이개시된다.
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公开(公告)号：KR100354765B1
公开(公告)日：2002-10-05
申请号：KR1020000025768
申请日：2000-05-15
Applicant: 삼성전자주식회사
Inventor： 김종우
IPC: G03G15/00
Abstract: 개시된 습식 전자사진방식 인쇄장치는 감광벨트와; 이 감광벨트에 접촉 회전되어 현상유니트에 의해 상기 감광벨트에 현상된 화상을 전사받는 전사롤러와; 전사롤러 사이로 통과하는 인쇄용지에 상기 전사롤러에 전사된 토너화상이 전사되도록 상기 전사롤러에 압착력을 제공하는 정착롤러와; 상기 정착롤러에 연속적 또는 간헐적으로 접촉되어, 상기 정착롤러의 필 포스를 소정 범위 내로 유지시키는 정착롤러 클리닝장치와; 상기 전사롤러의 필 포스를 소정 범위내로 유지시키는 필 포스 조절수단; 을 포함한다. 이와 같은 구성에 의하면, 감광벨트로부터 전사롤러로 전사되는 효율 및 전사롤러로부터 인쇄용지로 전사되는 효율이 향상되어, 인쇄용지가 전사롤러에 감겨지는 잼(jam) 현상의 발생이나 인쇄용지의 배면 오염이 억제 된다.
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公开(公告)号：KR100338726B1
公开(公告)日：2002-07-18
申请号：KR1019980026826
申请日：1998-07-03
Applicant: 삼성전자주식회사
Inventor： 김종우
Abstract: 개시된 습식 전자사진방식 프린터의 캐리어 회수장치는, 감광벨트에 잔류하는 액상의 캐리어를 흡수하여 증발시키는 드라이어; 드라이어에서 증발된 캐리어를 응축시키는 콘덴서; 콘덴서에서 응축된 캐리어와 소정량의 수분이 포함된 액체가 저장되는 저장조; 저장조에 저장된 액체 중 수분을 수집하여 저장하기 위한 수분회수조; 저장조에 저장된 액체 중 캐리어를 수집하여 저장하기 위한 캐리어회수조; 저장조의 하부를 통해 그 내부에 저장된 액체를 인출하여 수분회수조 및 캐리어회수조로 송출하는 펌프; 펌프에 의해 저장조로부터 송출된 캐리어를 수분회수조와 캐리어회수조 중 선택된 어느 한 쪽으로 공급되도록 그 공급방향을 결정해주는 밸브; 수분회수조의 입구측에 설치되어 인입되는 액체의 전도성을 감지함으로써, 수분과 캐리어를 구분 판별하여 밸브를 작동시키기 위한 전도성 감지센서;를 포함하여 구성된다. 이와 같은 구성에 의하면, 회수된 캐리어에서 수분을 효과적으로 제거해낼 수 있으므로, 이를 현상액 제조용으로 재사용할 수 있게 된다.
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公开(公告)号：KR100343184B1
公开(公告)日：2002-07-10
申请号：KR1019990046898
申请日：1999-10-27
Applicant: 삼성전자주식회사
IPC: G03G15/08
CPC classification number: G03G15/105
Abstract: 습식인쇄기의현상액농도측정장치가개시된다. 현상액농도측정장치는감광매체로공급할현상액의출입이가능하도록설치된용기와, 용기내에회전가능하게설치되며, 회전에의해노출된표면에용기내에담겨있는현상액의유막을형성시키는회전롤러와, 회전롤러를구동하는롤러구동부와, 유막이형성된회전롤러표면에대하여일정량의광을조사할수 있도록설치된발광부와, 발광부로부터출사되어유막이형성된회전롤러의표면을거쳐반사되거나투과된광을검출할수 있도록설치되어수광량에대응되는신호를출력하는수광부와, 용기내에담긴현상액의온도를검출하는온도검출기와, 온도검출기에서출력되는온도정보와상기수광부에서출력되는신호로부터현상액의농도를측정하는농도측정수단을구비한다. 이러한습식인쇄기의현상액농도측정장치에의하면, 현상액의온도정보를취득하고, 취득된온도정보에적합하게현상액의농도를측정함으로써, 농도측정에러를저감시킬수 있다.
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