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    • 1. 发明授权
    • Color cathode ray tube apparatus
    • 彩色阴极射线管装置
    • US5449983A
    • 1995-09-12
    • US230376
    • 1994-04-20
    • Shigeru SugawaraJunichi KimiyaEiji Kamohara
    • Shigeru SugawaraJunichi KimiyaEiji Kamohara
    • H01J29/48H01J29/50H01J29/62G09G1/04H01J29/46
    • H01J29/503H01J29/622H01J2229/4841H01J2229/4865H01J2229/4872
    • In a color cathode ray tube apparatus including an electron gun assembly having a main electron lens section constituted by a plurality of electrodes for focusing three electron beams arranged in a line on a target and a deflection unit for deflecting the three electron beams, at least an electrode to which a voltage obtained by superposing a variable voltage changed in accordance with a deflection amount of the electron beams on a predetermined DC voltage and an electrode which substantially opposes the electrode and to which a voltage obtained by superposing a variable voltage induced through a capacitance between the opposing electrodes on a predetermined voltage applied through a resistor arranged in a tube is applied are arranged in a main electron lens section, and the main electron lens section is made into an electron lens for changing the focusing state of the electron beams in synchronism with deflection of the electron beams. Therefore, a high-performance cathode ray tube which can preferably correct distortion of a beam spot caused by a deflection error in the entire area of a screen and has a high resolution can be obtained.
    • 在一种彩色阴极射线管装置中,包括具有主电子透镜部分的电子枪组件,所述主电子透镜部分由用于聚焦在靶上的一行排列的三个电子束的多个电极和用于偏转三个电子束的偏转单元组成,至少一个 电极,通过将根据电子束的偏转量改变的可变电压叠加在预定直流电压上而获得的电压和与电极基本相对的电极,并且通过叠加通过电容感应的可变电压而获得的电压 在通过布置在管中的电阻器施加的预定电压之间的相对电极之间布置有主电子透镜部分,并且将主电子透镜部分制成电子透镜以同步地改变电子束的聚焦状态 随着电子束的偏转。 因此,可以获得能够优选地校正由屏幕的整个区域中的偏转误差引起的并且具有高分辨率的束斑变形的高性能阴极射线管。
    • 3. 发明授权
    • Color cathode ray tube apparatus
    • 彩色阴极射线管装置
    • US5517078A
    • 1996-05-14
    • US241588
    • 1994-05-12
    • Shigeru SugawaraJunichi KimiyaEiji Kamohara
    • Shigeru SugawaraJunichi KimiyaEiji Kamohara
    • H01J29/50H01J29/62H01J29/46
    • H01J29/503H01J29/628
    • In a color cathode ray tube apparatus including an electron gun assembly having a main electron lens section for focusing and converging three electron beams arranged in a line on a phosphor screen, three electron beam through holes arranged in a line in the arrangement direction of the three electron beams are formed in each of the opposing surfaces of the first electrode having a relatively low potential and a second electrode having a relatively high potential, which electrodes constitute the main electron lens and substantially oppose, the pair of side beam through holes of the second electrode are decentered outward in the arrangement direction of the three electron beams with respect to the pair of side beam through holes of the first electrode, and each of the pair of side beam through holes of any one of the first and second electrodes is formed to have a substantially horizontally elongated shape in which both sides in the arrangement direction of the three electron beams are constituted by arcs and the length of, in the case of the first electrode, the length of the inner arc is larger than the length of the outer arc while, in the case of the second electrode, the length of the inner arc is smaller than the length of the outer arc. The three electron beams can be properly focused to obtain good image characteristics on an entire screen.
    • 在包括电子枪组件的彩色阴极射线管装置中,具有用于聚焦和会聚在荧光屏上一行排列的三个电子束的主电子透镜部分的电子枪组件,在三个排列方向上一行排列的三个电子束通孔 电子束形成在具有较低电位的第一电极的相对表面和具有较高电位的第二电极的每个相对表面中,这些电极构成主电子透镜并且基本相对,第二电极的一对侧光束通孔 电极相对于第一电极的一对侧光束通孔在三个电子束的布置方向上向外偏心,并且第一和第二电极中的任一个的一对侧光束通孔中的每一个形成为 具有大致水平细长的形状,其中三个电子束的排列方向上的两侧 由弧形构成,并且在第一电极的情况下,内弧的长度大于外弧的长度,而在第二电极的情况下,内弧的长度小于 外弧的长度。 三个电子束可以被适当地聚焦以在整个屏幕上获得良好的图像特性。
    • 4. 发明授权
    • Color cathode ray tube apparatus
    • 彩色阴极射线管装置
    • US5694004A
    • 1997-12-02
    • US756932
    • 1996-12-02
    • Junichi KimiyaShigeru SugawaraEiji KamoharaKumio Fukuda
    • Junichi KimiyaShigeru SugawaraEiji KamoharaKumio Fukuda
    • H01J29/48H01J29/50H01J29/62H01J29/46
    • H01J29/503H01J29/628H01J2229/4841
    • In a color cathode ray tube apparatus, a main electron lens unit for converging three in-line electron beams on a phosphor screen is formed of a plurality of electrodes, including at least first, second, and third electrodes, which are arranged from the cathode side toward the phosphor screen. An asymmetric electron lens, which horizontally diverges and vertically converges the electron beams, is formed on the cathode side in a lens effect region of a first electron lens composed of the second and third electrodes, and an asymmetric second electron lens, which has one effect with respect to the horizontal direction of the electron beams and another with respect to the vertical direction, is formed between the first and second electrodes, at the least. In this arrangement, the effects of the second lens to converge and diverge the electron beams in the horizontal and vertical directions, respectively, are enhanced, and the effects of the first electron lens are attenuated, depending on the deflection of the electron beams by means of a deflection yoke. Thus, the horizontal and vertical diameters of beam spots at the peripheral portion of a picture can be reduced.
    • 在彩色阴极射线管装置中,用于在荧光屏上聚焦三个一字形电子束的主电子透镜单元由多个电极形成,多个电极至少包括从阴极排列的第一,第二和第三电极 一侧朝向荧光屏。 在由第二和第三电极组成的第一电子透镜的透镜效应区域中的阴极侧上形成水平发散并垂直会聚电子束的不对称电子透镜,以及具有一个效果的不对称第二电子透镜 至少相对于电子束的水平方向和相对于垂直方向的水平方向形成在第一和第二电极之间。 在这种布置中,增强了第二透镜在水平和垂直方向上会聚和发散电子束的效果,并且第一电子透镜的影响根据装置的电子束的偏转而衰减 的偏转线圈。 因此,可以减少图像周边部分处的光斑的水平和垂直直径。
    • 5. 发明授权
    • Electron gun assembly having a quadruple lens for a color cathode ray
tube
    • 具有用于彩色阴极射线管的四重透镜的电子枪组件
    • US5663609A
    • 1997-09-02
    • US530731
    • 1995-09-19
    • Eiji KamoharaJunichi Kimiya
    • Eiji KamoharaJunichi Kimiya
    • H01J29/48H01J29/50H01J29/51H01J29/62H01J29/58
    • H01J29/503H01J29/62
    • A color cathode ray tube apparatus is provided with an electron gun assembly. In the electron gun assembly, three electron beams, which are emitted from cathodes of an in-line arrangement, are accelerated and converged onto a phosphor screen by an electron lens system of the electron gun assembly. The electron lens system is constituted by a plurality of grid electrodes and includes individual electron lenses and a common electron lens. Each of the individual electron lenses has first and second lens powers in horizontal and vertical planes, respectively. Each of the electron beams is diverged in the horizontal plane and converged in the vertical plane by the corresponding individual electron lens due to the first and second lens powers. The common electron lens has third and forth lens powers in the horizontal and vertical planes, respectively. The electron beams from the individual electron lenses are converged in the horizontal plane by the common electron lens due to the third lens power and each of the electron beams diverged by the common electron lens due to the fourth lens power.
    • 彩色阴极射线管装置设有电子枪组件。 在电子枪组件中,从串联排列的阴极发射的三束电子束通过电子枪组件的电子透镜系统被加速并会聚到荧光屏上。 电子透镜系统由多个栅格电极构成,并且包括单个电子透镜和公共电子透镜。 每个单独的电子透镜分别在水平和垂直平面中具有第一和第二透镜功率。 每个电子束在水平面上发散,并由于第一和第二透镜光焦度而被相应的单个电子透镜会聚在垂直平面中。 普通电子透镜在水平和垂直平面上分别具有第三和第三透镜光焦度。 各个电子透镜的电子束由于第三透镜光焦度而由公共电子透镜在水平面中会聚,并且由于第四透镜光焦度而由公共电子透镜发散的每个电子束。
    • 6. 发明授权
    • Color cathode ray tube with plural electron gun assemblies
    • 具有多个电子枪组件的彩色阴极射线管
    • US4712038A
    • 1987-12-08
    • US861842
    • 1986-05-12
    • Shigeo TakenakaEiji KamoharaTakashi Nishimura
    • Shigeo TakenakaEiji KamoharaTakashi Nishimura
    • H01J29/46H01J31/00H01J31/20H01J29/07H01J29/50H01J29/82H01J29/86
    • H01J31/203H01J29/46H01J2231/1255
    • In a color cathode ray tube, a panel having a single faceplate is coupled to a plurality of necks through a plurality of funnels, respectively. A plurality of electron gun assemblies are received in necks and a plurality of deflection units are mounted around the funnels, respectively. A screen is formed on an inner surface of faceplate and has a plurality of continuous segment regions each of which is scanned with the electron beams emitted from the corresponding electron gun assembly and deflected by the corresponding deflection unit. A shadow mask is so supported in the panel as to face the faceplate. The electron gun assemblies adjacent each other so arranged as to have a relative distance GS between the central axis thereof:GS=m.multidot.SG[(n-1)Ph+d]/Phwhere SG is a relative distance on the deflection plane, between the electron beams emitted from each of said electron gun assembly, d is a distance between predetermined effective apertures of the shadow mask through which the predetermined electron beams pass, the predetermined electron beams landing on endmost adjacent effective phosphor elements in each two adjacent ones of said segment regions, and m and n are integers, respectively.
    • 在彩色阴极射线管中,具有单个面板的面板分别通过多个漏斗耦合到多个颈部。 多个电子枪组件被容纳在颈部中,并且多个偏转单元分别安装在漏斗周围。 屏幕形成在面板的内表面上,并且具有多个连续的区域区域,每个区域被从相应的电子枪组件发射的电子束扫描并由相应的偏转单元偏转。 荫罩在面板上如此被支撑在面板上。 彼此相邻的电子枪组件被布置成在其中心轴线之间具有相对距离GS:GS = mxSG [(n-1)Ph + d] / Ph其中SG是偏转平面上的相对距离, 从每个所述电子枪组件发射的电子束d是预定电子束通过的荫罩的预定有效孔径之间的距离,预定的电子束着陆在每个两个相邻的所述段中的最邻近的有效磷光体元件 区域,m和n分别是整数。
    • 7. 发明授权
    • Electron gun
    • 电子枪
    • US4686420A
    • 1987-08-11
    • US756299
    • 1985-07-18
    • Eiji Kamohara
    • Eiji Kamohara
    • H01J29/56H01J29/48H01J29/50H01J29/46
    • H01J29/503H01J29/485H01J2229/4872H01J2229/4896
    • An electron gun for producing and directing at least one electron beam along a beam path comprises a beam forming section and a main lens section for focusing the electron beam. The main lens section includes first and second electrodes arranged along the beam path and each having an aperture through which the electron beam is passed, and an auxiliary electrode located between the first and second electrodes and having an aperture through which the electron beam is passed. The aperture of the auxiliary electrode is wider than those of the first and second electrodes. Different voltages are applied to the first and second electrodes, and the auxiliary voltage between the voltages is applied to the auxiliary electrode. An electrostatic field formed between the first and second electrodes is corrected by placing a correcting electrode within the bathtub-shaped auxiliary electrode which is responsive to the auxiliary voltage such that the electron beams are more effectively converged.
    • 用于沿着光束路径产生和引导至少一个电子束的电子枪包括用于聚焦电子束的光束形成部分和主透镜部分。 主透镜部分包括沿着光束路径布置的每个具有电子束通过的孔的第一和第二电极,以及位于第一和第二电极之间并具有电子束通过的孔的辅助电极。 辅助电极的孔径比第一和第二电极的孔宽。 对第一和​​第二电极施加不同的电压,并且将电压之间的辅助电压施加到辅助电极。 在第一和第二电极之间形成的静电场通过将校正电极放置在响应于辅助电压的浴缸状辅助电极中使得电子束更有效地收敛而被校正。
    • 9. 发明授权
    • Picture tube with an electron gun having an improved potential supplying
means
    • 具有电子枪的显像管具有改进的电位供给装置
    • US4366415A
    • 1982-12-28
    • US140953
    • 1980-05-30
    • Shigeo TakenakaEiji Kamohara
    • Shigeo TakenakaEiji Kamohara
    • H01J3/02H01J29/48H01J29/50H01J29/96H01J29/56
    • H01J29/484H01J29/503H01J2229/966
    • The invention is directed to a picture tube comprising an electron gun installed within an evacuated envelope which receives various potentials supplied from a potential source. The electron gun comprises a cathode for generating an electron beam and a plurality of successively arranged electrodes for focusing and accelerating the electron beam. One or more supporting rod secures the electrodes. Each of the supporting rods comprises an insulator portion and a glass resistance portion. The glass resistance portion acts as a solid bulk resistor and secures in direct connection with at least one electrode of the electron gun. Consequently, potentials from the potential source are applied to certain electrodes through the glass resistance body. In a further embodiment the entire supporting rod consists of a homogeneous glass resistance body.
    • 本发明涉及一种显像管,其包括安装在真空外壳内的电子枪,其接收从潜在源提供的各种电位。 电子枪包括用于产生电子束的阴极和用于聚焦和加速电子束的多个连续布置的电极。 一个或多个支撑杆固定电极。 每个支撑杆包括绝缘体部分和玻璃电阻部分。 玻璃电阻部分用作固体体电阻并且与电子枪的至少一个电极直接连接。 因此,来自电位源的电位通过玻璃电阻体施加到某些电极。 在另一实施例中,整个支撑杆由均匀的玻璃阻力体构成。