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    • 1. 发明公开
    • COLOR PICTURE TUBE
    • FARBBILDRÖHRE
    • EP0959489A4
    • 2003-03-12
    • EP98901047
    • 1998-01-28
    • MATSUSHITA ELECTRIC IND CO LTD
    • UEDA YASUYUKIITO TAKASHI
    • H01J29/50G09G1/00G09G1/20H04N3/26
    • H01J29/503H01J2229/4841
    • A color picture tube provided with three cathodes (1a, 1b, 1c) horizontally arranged in inline, a first focusing electrode (4) to which a focus voltage (V f o c 1) is applied, a second focusing electrode (5) to which a dynamic voltage (V d y n) changed according to the deflection angle of an electron beam is applied, a final acceleration electrode (7) to which an anode voltage (Va) is applied and an intermediate auxiliary electrode (6) disposed between the second focusing electrode (5) and the final acceleration electrode (7). A voltage between the voltage of the second focusing electrode (5) and the anode voltage is applied to the intermediate auxiliary electrode (6). An axially unsymmetrical electrostatic lens for focusing an electron beam in the horizontal direction and diverging it in the vertical direction is formed between the first and the second focusing electrodes (4, 5), and the power of the axially unsymmetrical electrostatic lens is changed according to the deflection angle of the electron beam.
    • 本发明的彩色显象管包括在水平方向上排列的三个直列阴极(1a,1b,1c),提供有聚焦电压的第一聚焦电极(4),提供有聚焦电压的第二聚焦电极(5) 根据电子束的偏转角变化的动态电压,提供有阳极电压的最终加速电极(7),布置在第二聚焦电极(5)和最终加速电极(5)之间的中间辅助电极(6) 7)。 中间辅助电极(6)被提供在第二聚焦电极(5)的电压和阳极电压之间的电压。 在第一和第二聚焦电极(5,6)之间形成用于在水平方向上聚焦电子束并在垂直方向上发散电子束的非轴对称静电透镜。 非轴对称静电透镜的功率根据电子束的偏转角而变化。
    • 2. 发明公开
    • Cathode ray tube and intensity controlling method
    • Kathodenstrahlrohr und Verfahren zur Helligkeitssteuerung
    • EP1189190A2
    • 2002-03-20
    • EP01402347.7
    • 2001-09-12
    • SONY CORPORATION
    • Satoru, NakanishiMasamichi, Okada
    • G09G1/20
    • G09G1/20H01J2231/1255
    • Disclosed is a cathode ray tube and an intensity controlling method achieving a reduced amount of factors for correcting intensity prepared and capable of performing proper intensity control so that the joint portion of split picture planes is inconspicuous from a viewpoint of intensity. With respect to the direction of overlapping a plurality of split picture planes, only correction factors at representative signal levels are pre-stored as a basic factor table (S107). Any of the factors at the other signal levels is obtained by performing an interpolating operation (S105) using the basic factors in the basic factor table. The value of the signal level of a video signal referred to when the correction factor in the overlapping direction is obtained is changed by using a shift factor associated with the pixel position in the direction orthogonal to the overlapping direction. The basic factor is thereby changed according to the pixel position in the orthogonal direction.
    • 公开了一种阴极射线管和强度控制方法,其实现了用于校正准备的强度的因素的减少量,并且能够进行适当的强度控制,使得从强度的观点来看,分割画面的接合部分不显眼。 对于多个分割图像平面的重叠方向,仅代表信号电平的校正因子被预先存储为基本因子表(S107)。 通过使用基本因子表中的基本因素执行内插操作(S105)来获得其他信号电平的任何因素。 通过使用与与重叠方向正交的方向上的像素位置相关联的移位因子来改变在获得重叠方向上的校正因子时参考的视频信号的信号电平的值。 因此,基本因素根据正交方向的像素位置而变化。
    • 3. 发明公开
    • FLAT PANEL TYPE DISPLAY AND METHOD FOR DRIVING THE DISPLAY
    • 平板显示器和驱动显示器的方法
    • EP0367294A3
    • 1991-08-07
    • EP89120502
    • 1989-11-06
    • MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    • TOMII, KAORUMIYAMA, HIROSHIKAWAUCHI, YOSHIKAZUNISHIDA, JUN
    • G09G1/20H01J31/12
    • G09G1/20H01J31/124
    • A flat panel type display comprising control electrodes each divided in the horizontal direction of the screen thereof and arranged in a vacuum casing, fluorescent material provided on each control electrode, mesh-like electrodes facing the fluorescent material, vertical scanning electrodes each facing the mesh-like electrodes and divided in the vertical direction of the screen thereof and an electron source for generating a plurality of electron beams continuously or discretely in the extension of space between a light emitting portion composed of the fluorescent material and a group of the vertical scanning electrodes in the horizontal direction of the screen thereof. Further, a partition made of insulating material is provided in the divided portion of each control electrode to increase the withstand voltage between each pair of the adjacent control electrodes, and a modulation signal is supplied to each control electrode. Alternatively, every n pieces of the control electrodes are connected to a bus to which a pulse voltage for causing the fluorescent material to emit light is applied. Furthermore, to a first vertical scanning electrode in the side, where an electron beam going straight on is incident, is applied a voltage, of which the magnitude (V
      D ) is equal to a voltage applied to the fluorescent screen or the mesh-like electrodes. Then, to a predetermined number of the vertical scanning electrodes subsequent to the first vertical scanning electrode in the direction in which the electron beam goes straight on, is applied a voltage of which the magnitude (V
      D -V
      CC ) is less than the voltage applied to the fluorescent screen. Thereafter, to a vertical scanning electrode subsequent to the predetermined number of the vertical scanning electrodes in the direction in which the electron beam goes straight on, is applied a voltage of which the magnitude (V
      D - V
      M ) is equal to or more than the voltage applied to the fluorescent screen or the mesh-like electrodes. Thus, the vertical scanning is performed.
    • 4. 发明公开
    • Cathode ray tube and image control device
    • 阴极射线管和图像控制装置
    • EP1174848A3
    • 2002-06-19
    • EP01401951.7
    • 2001-07-20
    • SONY CORPORATION
    • Ryo, SaitoYasunobu, Kato
    • G09G1/20
    • G09G1/20G09G2320/02
    • A multi-beam electron gun (31) of the invention emits two electron beams (1a,1b) for each of the three colors, red, green and blue, from the top and the bottom. A single composite screen is formed as a whole at a display screen (14) by the electron beam group (Ia) on the top and the electron beam group (1b) on the bottom. Image distortion in all of the scanning screens formed by the electron beam group on the top and the electron beam group on the bottom are corrected by directly correcting the image data by correcting means (55-65) based on correction data stored in a storing means (60). At this time, correction of the image data is separately performed on the data for each electron beam, and is performed by changing the arrangement of pixels in terms of space and time. Thereby, image display using the multi-beam electron gun can be excellently performed.
    • 本发明的多束电子枪(31)从顶部和底部为三种颜色(红色,绿色和蓝色)中的每一种发射两束电子束(1a,1b)。 通过顶部的电子束组(Ia)和底部的电子束组(1b)在显示屏幕(14)处整体形成单个复合屏幕。 基于存储在存储装置中的校正数据通过校正装置(55-65)直接校正图像数据,校正由顶部的电子束组和底部的电子束组形成的所有扫描屏幕中的图像失真 (60)。 此时,对每个电子束的数据分别进行图像数据的校正,并且通过在空间和时间方面改变像素的排列来执行图像数据的校正。 由此,可以很好地执行使用多束电子枪的图像显示。
    • 9. 发明公开
    • SCANNING BEAM DISPLAY SYSTEM
    • 扫描光束显示系统
    • EP3038078A1
    • 2016-06-29
    • EP15200013.9
    • 2015-12-15
    • Prysm, Inc.
    • HAJJAR, Roger A.RUSKOVOLOSHIN, Victor A.
    • G09G1/14G09G1/20G09G3/00G02B26/12H04N9/31
    • H04N9/3129G02B26/101G02B26/12G02B26/123G09G1/143G09G1/20G09G3/002G09G2300/023G09G2300/026G09G2300/0452G09G2310/0205G09G2310/0227G09G2310/0235G09G2320/0209G09G2320/0233G09G2320/0242G09G2340/0464G09G2340/0471G09G2340/0478G09G2360/14H04N9/3132
    • A scanning beam display system includes an optical module (10; 110), an image control module (320), and a display screen (1; 101) on which optical beams (12; 120) are scanned. The optical module (10; 110) includes a vertical adjuster (340) placed in the optical paths of the beams (12; 120) to control and adjust positions of the optical beams (12; 120) along a generally vertical direction on the display screen (1; 101), and a control unit (380) configured to receive control instructions for the vertical adjuster (340) and to control the vertical adjuster (340) to be at one of a predetermined number of orientations to place the scanning optical beams (12; 120) at a corresponding distinct position on the display screen (1; 101). The control unit (380) is further configured to apply an adjustment offset to each orientation of the vertical adjuster (340) such that each immediately vertically adjacent pair of beam footprints (412) projected on the display screen (1; 101) resulting from the plurality of positions have a vertical overlap that is larger than a first threshold.
    • 扫描光束显示系统包括其上扫描光束(12; 120)的光学模块(10; 110),图像控制模块(320)和显示屏幕(1; 101)。 光学模块(10; 110)包括放置在光束(12; 120)的光路中的垂直调节器(340),以在显示器上沿大致垂直方向控制和调节光束(12; 120)的位置 (1; 101);以及控制单元(380),其被配置为接收用于所述垂直调节器(340)的控制指令并且控制所述垂直调节器(340)处于预定数量的方位中的一个以将所述扫描光学 在所述显示屏(1; 101)上的相应不同位置处的光束(12; 120)。 控制单元(380)进一步被配置为向垂直调节器(340)的每个方位施加调节偏移量,使得投影在显示屏(1; 101)上的每个直接垂直相邻的光束覆盖区(412) 多个位置具有大于第一阈值的垂直重叠。