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    • 8. 发明授权
    • Field emission device and field emission display
    • 场发射装置和场发射显示
    • US06169372A
    • 2001-01-02
    • US09343248
    • 1999-06-30
    • Hitoshi KobayashiHaruhiko Okumura
    • Hitoshi KobayashiHaruhiko Okumura
    • G09G310
    • G09G3/22G09G3/2014G09G2310/06G09G2320/0209G09G2330/021
    • A field emission display and display driving method, wherein the display includes a plurality of cathode lines arranged in a first direction in parallel; a plurality of gate lines arranged in a second direction in parallel, perpendicular to the first direction and isolated from the cathode lines; a field emission device at a cross point of one of the cathode lines and one of the gate lines, including an anode, an emitter connected to the one of the cathode lines, and a gate connected to the one of the gate lines; a scanning circuit configured to apply a scanning signal to one of the gate lines; and a modulating circuit configured to form a modulated signal synchronized with the scanning signal from an image signal having intensity information. The modulated signal has a plurality of pulse width modulated waveforms, each having a duty cycle indicative of the brightness of a corresponding picture element of the image signal, wherein successive waveforms have a level transition (high to low or low to high) that is inverted from the level transition of the immediately prior waveform, each of the waveforms beginning a period at one of two signal levels (high or low) and ending the period at the other (low or high) of the two signal levels. In one embodiment, a first cathode line has applied thereto a first pulse width modulated signal which begins the period at one of the two signal levels, and simultaneously a second cathode line has applied thereto a second pulse width modulated signal which begins the period with the other of the two signal levels.
    • 一种场致发射显示和显示驱动方法,其中所述显示器包括并列布置在第一方向上的多个阴极线; 多个栅极线,沿与第一方向垂直的第二方向平行布置,并与阴极线隔离; 一个阴极线和一条栅极线的交叉点处的场致发射器件,包括阳极,连接到阴极线之一的发射极和连接到该栅极线之一的栅极; 扫描电路,被配置为向一条栅极线施加扫描信号; 以及调制电路,被配置为从具有强度信息的图像信号形成与扫描信号同步的调制信号。 调制信号具有多个脉冲宽度调制波形,每个波形具有指示图像信号的对应图像的亮度的占空比,其中连续波形具有被反相的电平转换(高到低或低到高) 从紧前的波形的电平转换开始,每个波形以两个信号电平(高或低)中的一个开始周期,并结束两个信号电平的另一个(低或高)周期。 在一个实施例中,第一阴极线向其施加了在两个信号电平中的一个处开始周期的第一脉冲宽度调制信号,同时第二阴极线向其施加了第二个脉冲宽度调制信号, 其他两个信号电平。
    • 9. 发明授权
    • Method of manufacturing electron emitter and associated display
    • 制造电子发射器和相关显示器的方法
    • US06626724B2
    • 2003-09-30
    • US10234151
    • 2002-09-05
    • Masahiko YamamotoMiki MoriYumi FukudaHitoshi KobayashiYujiro HaraGoh ItohMasayuki SaitoToshiro HiraokaKoji Asakawa
    • Masahiko YamamotoMiki MoriYumi FukudaHitoshi KobayashiYujiro HaraGoh ItohMasayuki SaitoToshiro HiraokaKoji Asakawa
    • H01J926
    • H01J1/3042H01J9/025H01J9/185
    • A display device has an array formed on a substrate including a cathode wiring line layer, a gate wiring line layer and an insulating layer for electrically insulating the cathode wiring line layer and the gate wiring line layer from each other. Holes are formed at the crossing portion between the cathode wiring line layer and the gate wiring line layer so as to penetrate through the insulating layer, and resistive layer and an emitter layer are provided in the holes. The resistive layer has such a structure that conductive fine particles are dispersed in a base material of insulating fine particles, and the emitter layer is formed of a fine particle material. The insulating layer between the cathode electrode lines and the gate electrodes is formed of a silicon oxide film containing fluorine. When a large number of elements are formed over a large area in an electron emission device using fine particle emitters, there can be provided electron emission elements which can suppress the unevenness of the electron emission amount. According to the present invention, there can be provided a large-area and uniform display device which can be operated with a low driving voltage, and have a long lifetime.
    • 显示装置具有形成在包括阴极布线线层,栅极布线线层和绝缘层的基板上的阵列,用于使阴极布线层和栅极布线层彼此电绝缘。 在阴极布线层和栅极布线层之间的交叉部分处形成孔,以穿透绝缘层,并且在孔中设置电阻层和发射极层。 电阻层具有将导电性细颗粒分散在绝缘性细颗粒的基材中的结构,发射极层由细粒材料形成。 阴极电极线和栅电极之间的绝缘层由含氟的氧化硅膜形成。 当使用细粒子发射体的电子发射装置中,在大面积上形成大量的元件时,可以提供能够抑制电子发射量不均匀的电子发射元件。 根据本发明,可以提供一种能够以低驱动电压操作并且寿命长的大面积均匀的显示装置。
    • 10. 发明授权
    • Electron emission element having resistance layer of particular particles
    • 具有特定颗粒的电阻层的电子发射元件
    • US06563260B1
    • 2003-05-13
    • US09525531
    • 2000-03-15
    • Masahiko YamamotoMiki MoriYumi FukudaHitoshi KobayashiYujiro HaraGoh ItohMasayuki SaitoToshiro HiraokaKoji Asakawa
    • Masahiko YamamotoMiki MoriYumi FukudaHitoshi KobayashiYujiro HaraGoh ItohMasayuki SaitoToshiro HiraokaKoji Asakawa
    • H01J162
    • H01J1/3042H01J9/025H01J9/185
    • A display device has an array formed on a substrate including a cathode wiring line layer, a gate wiring line layer and an insulating layer for electrically insulating the cathode wiring line layer and the gate wiring line layer from each other. Holes are formed at the crossing portion between the cathode wiring line layer and the gate wiring line layer so as to penetrate through the insulating layer, and resistive layer and an emitter layer are provided in the holes. The resistive layer has such a structure that conductive fine particles are dispersed in a base material of insulating fine particles, and the emitter layer is formed of a fine particle material. The insulating layer between the cathode electrode lines and the gate electrodes is formed of a silicon oxide film containing fluorine. When a large number of elements are formed over a large area in an electron emission device using fine particle emitters, there can be provided electron emission elements which can suppress the unevenness of the electron emission amount. According to the present invention, there can be provided a large-area and uniform display device which can be operated with a low driving voltage, and have a long lifetime.
    • 显示装置具有形成在包括阴极布线线层,栅极布线线层和绝缘层的基板上的阵列,用于使阴极布线层和栅极布线层彼此电绝缘。 在阴极布线层和栅极布线层之间的交叉部分处形成孔,以穿透绝缘层,并且在孔中设置电阻层和发射极层。 电阻层具有将导电性细颗粒分散在绝缘性细颗粒的基材中的结构,发射极层由细粒材料形成。 阴极电极线和栅电极之间的绝缘层由含氟的氧化硅膜形成。 当使用细粒子发射体的电子发射装置中,在大面积上形成大量的元件时,可以提供能够抑制电子发射量不均匀的电子发射元件。 根据本发明,可以提供一种能够以低驱动电压操作并且寿命长的大面积均匀的显示装置。