公开(公告)号：US20060232518A1

公开(公告)日：2006-10-19

申请号：US11349237

申请日：2006-02-08

Applicant: Chul-Ho Lee ,  Cheol-Hyeon Chang

Inventor： Chul-Ho Lee ,  Cheol-Hyeon Chang

IPC: G09G3/22 ,  G09G3/30

CPC classification number: G09G3/22 ,  G09G3/2081

Abstract: An electron emission display and a method of controlling the same, in which a voltage applied between a cathode electrode and a gate electrode is adjusted according to an image level, includes: a pixel portion having a plurality of electron emission devices formed adjacent to a region where a plurality of data lines intersects a plurality of scan lines; a data driver supplying a data signal corresponding to video data to the plurality of data lines; a scan driver supplying scan signals to the plurality of scan lines in sequence; a power supply supplying power to the data driver and the scan driver; and a voltage level controller controlling a voltage difference between an cathode electrode and a gate electrode of the electron emission device on the basis of an image level corresponding to the video data. With this configuration, a contrast of an image is high in the case of a low image level and a power consumption is limited in the case of a high image level, and an electron emission device is prevented from deterioration.

Abstract translation: 根据图像级别调整施加在阴极电极和栅电极之间的电压的电子发射显示器及其控制方法，包括：具有与区域相邻形成的多个电子发射器件的像素部分 其中多条数据线与多条扫描线相交; 数据驱动器，将对应于视频数据的数据信号提供给所述多条数据线; 扫描驱动器依次向所述多条扫描线提供扫描信号; 向数据驱动器和扫描驱动器供电的电源; 以及电压电平控制器，其基于与视频数据对应的图像电平来控制电子发射装置的阴极电极和栅电极之间的电压差。 利用这种配置，在低图像级别的情况下，图像的对比度高，并且在高图像水平的情况下功率消耗受到限制，并且防止电子发射装置劣化。

公开(公告)号：US07569986B2

公开(公告)日：2009-08-04

申请号：US11584129

申请日：2006-10-20

Applicant: Eung-Joon Chi ,  Seung-Joon Yoo ,  Cheol-Hyeon Chang

Inventor： Eung-Joon Chi ,  Seung-Joon Yoo ,  Cheol-Hyeon Chang

IPC: H01J1/62 ,  H01J63/04

CPC classification number: H01J29/467 ,  H01J29/481 ,  H01J31/127

Abstract: An electron emission display includes first and second substrates facing each other to form a vacuum envelope, a plurality of driving electrodes formed on the first substrate, a plurality of electron emission regions controlled by the driving electrodes, a focusing electrode disposed on and insulated from the driving electrodes and provided with first openings through which electron beams pass, a plurality of phosphor layers formed on a surface of the second substrate, an anode electrode formed on surfaces of the phosphor layers, and a plurality of spacers for maintaining a gap between the first and second substrates. The focusing electrode includes second openings for forming a potential control unit for forming a potential well, the potential control unit being formed between the first openings to correspond to the spacers. The potential well attracts the electron beams, improving the directionality of the beams.

Abstract translation: 电子发射显示器包括彼此面对的第一和第二基板以形成真空外壳，形成在第一基板上的多个驱动电极，由驱动电极控制的多个电子发射区域，设置在绝缘体上并与其绝缘的聚焦电极 驱动电极并且设置有电子束通过的第一开口，形成在第二基板的表面上的多个荧光体层，形成在荧光体层的表面上的阳极电极以及用于保持第一 和第二基板。 聚焦电极包括用于形成用于形成势阱的电势控制单元的第二开口，电位控制单元形成在第一开口之间以对应于间隔件。 电位很好地吸引了电子束，改善了光束的方向性。

公开(公告)号：US20100060129A1

公开(公告)日：2010-03-11

申请号：US11589766

申请日：2006-10-31

Applicant: Sung-Hwan Jin ,  Cheol-Hyeon Chang

Inventor： Sung-Hwan Jin ,  Cheol-Hyeon Chang

IPC: H01J61/52

CPC classification number: H01J31/127 ,  H01J29/864 ,  H01J2329/864 ,  H01J2329/8645

Abstract: A spacer disposed between first and second substrates of an electron emission display is provided. The spacer includes a main body and a heat dissipation layer formed on a side surface of the main body.

Abstract translation: 设置在电子发射显示器的第一和第二基板之间的间隔物。 间隔件包括主体和形成在主体的侧表面上的散热层。

公开(公告)号：US20070164647A1

公开(公告)日：2007-07-19

申请号：US11585174

申请日：2006-10-24

Applicant: Sung-Hwan Jin ,  Cheol-Hyeon Chang

Inventor： Sung-Hwan Jin ,  Cheol-Hyeon Chang

IPC: H01J19/42 ,  H01J1/88 ,  H01K1/18

CPC classification number: H01J29/864 ,  H01J2329/8625 ,  H01J2329/863 ,  H01J2329/864 ,  H01J2329/8645

Abstract: A spacer which can effectively discharge secondary electrons and an electron emission display having the spacer include: a main body disposed between first and second substrates which have first and second electrode layers, respectively; and a coating layer formed on a side surface of the main body. The coating layer has a first portion contacting one of the first and second electrode layers and a second portion formed on a central portion of the side surface of the main body. A thickness of the first portion is greater than that of the second portion.

Abstract translation: 可以有效地放出二次电子的间隔物和具有间隔物的电子发射显示器包括：分别设置在具有第一和第二电极层的第一和第二基板之间的主体; 以及形成在主体的侧表面上的涂层。 涂层具有接触第一和第二电极层中的一个的第一部分和形成在主体的侧表面的中心部分上的第二部分。 第一部分的厚度大于第二部分的厚度。

公开(公告)号：US07157849B2

公开(公告)日：2007-01-02

申请号：US10759098

申请日：2004-01-20

Applicant: Hyeong-Rae Seon ,  Cheol-Hyeon Chang ,  Dong-Su Chang ,  Dong-Wook Kim ,  Jae-Sang Ha

Inventor： Hyeong-Rae Seon ,  Cheol-Hyeon Chang ,  Dong-Su Chang ,  Dong-Wook Kim ,  Jae-Sang Ha

IPC: H01J1/62

CPC classification number: H01J31/12

Abstract: A field emission display device includes: a first substrate; an electron emission assembly arranged on the first substrate; a second substrate arranged a predetermined distance from the first substrate, the first and second substrates forming a vacuum space; an illumination assembly arranged on the second substrate, the illumination assembly being illuminated by electrons emitted from the electron emission assembly; and a mesh grid and above the electron emission assembly.

Abstract translation: 场发射显示装置包括：第一基板; 设置在所述第一基板上的电子发射组件; 第二基板，与第一基板布置预定距离，第一和第二基板形成真空空间; 布置在所述第二基板上的照明组件，所述照明组件由从所述电子发射组件发射的电子照射; 以及网状网格和电子发射组件之上。

公开(公告)号：US07525519B2

公开(公告)日：2009-04-28

申请号：US11136934

申请日：2005-05-25

Applicant: Cheol-Hyeon Chang ,  Sang-Hyuck Ahn ,  Su-Bong Hong ,  Sang-Jo Lee

Inventor： Cheol-Hyeon Chang ,  Sang-Hyuck Ahn ,  Su-Bong Hong ,  Sang-Jo Lee

IPC: G09G3/20

CPC classification number: G09G3/22 ,  G09G2310/0262 ,  G09G2310/06 ,  G09G2320/0209

Abstract: An electron emission device includes a first electrode having a data signal applied thereto, a second electrode having a scan signal applied thereto, an electron emitter for emitting electrons in response to a voltage difference between the data signal and the scan signal, and a third electrode having a focusing signal for focusing the electrons emitted from the electron emitter. In the electron emission device, an off-voltage of the scan signal is set lower than an on-voltage of the data signal.

Abstract translation: 电子发射装置包括具有施加于其上的数据信号的第一电极，施加有扫描信号的第二电极，响应于数据信号和扫描信号之间的电压差发射电子的电子发射器，以及第三电极 具有用于聚焦从电子发射器发射的电子的聚焦信号。 在电子发射器件中，将扫描信号的截止电压设置为低于数据信号的导通电压。

公开(公告)号：US20070096626A1

公开(公告)日：2007-05-03

申请号：US11584129

申请日：2006-10-20

Applicant: Eung-Joon Chi ,  Seung-Joon Yoo ,  Cheol-Hyeon Chang

Inventor： Eung-Joon Chi ,  Seung-Joon Yoo ,  Cheol-Hyeon Chang

IPC: H01J63/04 ,  H01J1/62

CPC classification number: H01J29/467 ,  H01J29/481 ,  H01J31/127

Abstract: An electron emission display includes first and second substrates facing each other to form a vacuum envelope, a plurality of driving electrodes formed on the first substrate, a plurality of electron emission regions controlled by the driving electrodes, a focusing electrode disposed on and insulated from the driving electrodes and provided with first openings through which electron beams pass, a plurality of phosphor layers formed on a surface of the second substrate, an anode electrode formed on surfaces of the phosphor layers, and a plurality of spacers for maintaining a gap between the first and second substrates. The focusing electrode includes second openings for forming a potential control unit for forming a potential well, the potential control unit being formed between the first openings to correspond to the spacers. The potential well attracts the electron beams, improving the directionality of the beams.

Abstract translation: 电子发射显示器包括彼此面对的第一和第二基板以形成真空外壳，形成在第一基板上的多个驱动电极，由驱动电极控制的多个电子发射区域，设置在绝缘体上并与其绝缘的聚焦电极 驱动电极并且设置有电子束通过的第一开口，形成在第二基板的表面上的多个荧光体层，形成在荧光体层的表面上的阳极电极以及用于保持第一 和第二基板。 聚焦电极包括用于形成用于形成势阱的电势控制单元的第二开口，电位控制单元形成在第一开口之间以对应于间隔件。 电位很好地吸引了电子束，改善了光束的方向性。

公开(公告)号：US20050264229A1

公开(公告)日：2005-12-01

申请号：US11136934

申请日：2005-05-25

Applicant: Cheol-Hyeon Chang ,  Sang-Hyuck Ahn ,  Su-Bong Hong ,  Sang-Jo Lee

Inventor： Cheol-Hyeon Chang ,  Sang-Hyuck Ahn ,  Su-Bong Hong ,  Sang-Jo Lee

IPC: H01J31/12 ,  G09G3/10 ,  G09G3/20 ,  G09G3/22 ,  H01J1/304

CPC classification number: G09G3/22 ,  G09G2310/0262 ,  G09G2310/06 ,  G09G2320/0209

Abstract: An electron emission device includes a first electrode having a data signal applied thereto, a second electrode having a scan signal applied thereto, an electron emitter for emitting electrons in response to a voltage difference between the data signal and the scan signal, and a third electrode having a focusing signal for focusing the electrons emitted from the electron emitter. In the electron emission device, an off-voltage of the scan signal is set lower than an on-voltage of the data signal.

Abstract translation: 电子发射装置包括具有施加到其上的数据信号的第一电极，施加有扫描信号的第二电极，响应于数据信号和扫描信号之间的电压差发射电子的电子发射器，以及第三电极 具有用于聚焦从电子发射器发射的电子的聚焦信号。 在电子发射器件中，将扫描信号的截止电压设置为低于数据信号的导通电压。

公开(公告)号：US06686678B2

公开(公告)日：2004-02-03

申请号：US10370943

申请日：2003-02-21

Applicant: Bong-Kyung Suk ,  Cheol-Hyeon Chang ,  Dong-Su Chang

Inventor： Bong-Kyung Suk ,  Cheol-Hyeon Chang ,  Dong-Su Chang

IPC: H01J1942

CPC classification number: B82Y10/00 ,  H01J29/028 ,  H01J29/06 ,  H01J31/127 ,  H01J2329/8625 ,  H01J2329/8665

Abstract: A flat panel display having a mesh grid assembly which includes upper and lower spacers integral therein. The flat panel display includes a faceplate and a backplate provided opposing one another with a predetermined gap therebetween to define an exterior of the display. An illuminating assembly is provided in the display, the illuminating assembly realizing predetermined images. A mesh grid is provided between the backplate and the faceplate. A lower spacer is connected to a surface of the mesh grid opposing the backplate to be supported by the backplate. Upper spacers are connected to a surface of the mesh grid opposing the faceplate to be supported by the faceplate. The mesh grid, the lower spacer, and the upper spacers thereby integrally forming a single structural assembly.

Abstract translation: 一种具有网格组件的平板显示器，其包括在其中整合的上部和下部间隔件。 平板显示器包括面板和相对设置的面板，其间具有预定间隙，以限定显示器的外部。 照明组件设置在显示器中，照明组件实现预定图像。 在背板和面板之间提供网格。 下部间隔件连接到与背板相对的网格的表面，以由背板支撑。 上隔片连接到与面板相对的网格面的表面，以由面板支撑。 网状网格，下部间隔件和上部间隔件由此一体地形成单个结构组件。

公开(公告)号：US07569985B2

公开(公告)日：2009-08-04

申请号：US11588361

申请日：2006-10-27

Applicant: Seung-Joon Yoo ,  Cheol-Hyeon Chang ,  Su-Kyung Lee ,  Won-Il Lee

Inventor： Seung-Joon Yoo ,  Cheol-Hyeon Chang ,  Su-Kyung Lee ,  Won-Il Lee

IPC: H01J63/04

CPC classification number: H01J31/127 ,  H01J29/467 ,  H01J29/481

Abstract: An electron emission display includes first and second substrates facing each other, a plurality of driving electrodes formed on the first substrate, a plurality of electron emission regions controlled by the driving electrodes, a focusing electrode disposed on and insulated from the driving electrodes and provided with openings through which electron beams pass, a plurality of phosphor layers formed on a surface of the second substrate, an anode electrode formed on surfaces of the phosphor layers, and a plurality of spacers for maintaining a gap between the first and second substrates. Among the electron emission regions disposed in the opening adjacent to the spacer, one electron emission region, which is closest to the adjacent spacer, is spaced apart from an inner wall of the opening by a first distance that is different from a second distance from another electron emission region, which is farthest from the adjacent spacer, to the inner wall of the opening.

Abstract translation: 电子发射显示器包括彼此面对的第一和第二基板，形成在第一基板上的多个驱动电极，由驱动电极控制的多个电子发射区域，设置在驱动电极上并与驱动电极绝缘的聚焦电极， 电子束通过的开口，形成在第二基板的表面上的多个荧光体层，形成在荧光体层的表面上的阳极电极以及用于保持第一和第二基板之间的间隙的多个间隔物。 在与间隔物相邻的开口中设置的电子发射区域中，最靠近相邻间隔物的一个电子发射区域与开口的内壁间隔开距离与第二距离不同的第一距离 电子发射区域，其距离相邻的间隔物最远，到开口的内壁。