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    • 22. 发明申请
    • LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME
    • 液晶显示器及其制造方法
    • WO1998009191A1
    • 1998-03-05
    • PCT/JP1997003018
    • 1997-08-28
    • SEIKO EPSON CORPORATIONKOIDE, Kiyotaka
    • SEIKO EPSON CORPORATION
    • G02F01/1333
    • G02F1/1362G02F1/133345G02F1/1365
    • A display defect produced by short-circuit between upper and lowe electrodes which is caused by the entrance of a conductive foreign substance is prevented by using a structure in which short-circuit between two substrates is hardly caused. An insulating film (16) made of an insulating material is formed on a wiring layer (12), a 1st electrode part (13), an insulating layer (14) and a 2nd electrode part (15). The insulating film (16) covers the whole surfaces of the wiring layer and the MIM element. A part of the insulating film (16) extends a little inside a pixel region. The part of the insulating film (16) corresponding to a pixel contact part (15b) is an opening part through which the MIM element and a pixel electrode (17) is electrically connected. The pixel electrode (17) has its circumferential edge part which is placed on the inner edge part of the insulating film (16), and in contact with the pixel contact part (15b) of the 2nd electrode part (15) through the opening part of the insulating film (16).
    • 通过使用几乎不引起两个基板之间短路的结构来防止由导电异物的入口引起的上下电极之间的短路产生的显示缺陷。 在布线层(12),第一电极部(13),绝缘层(14)和第二电极部(15)上形成由绝缘材料制成的绝缘膜(16)。 绝缘膜(16)覆盖布线层和MIM元件的整个表面。 绝缘膜(16)的一部分在像素区域内部稍微延伸。 绝缘膜(16)对应于像素接触部分(15b)的部分是MIM元件和像素电极(17)通过该开口部分电连接。 像素电极(17)的周缘部位于绝缘膜(16)的内缘部,与第二电极部(15)的像素接触部(15b)通过开口部 的绝缘膜(16)。
    • 23. 发明申请
    • DISPLAY DEVICE, ELECTRONIC EQUIPMENT, AND DRIVING METHOD
    • 显示设备,电子设备和驱动方法
    • WO1998008133A1
    • 1998-02-26
    • PCT/JP1997002814
    • 1997-08-11
    • SEIKO EPSON CORPORATIONINOUE, Akira
    • SEIKO EPSON CORPORATION
    • G02F01/133
    • G09G3/367G09G3/2014G09G2320/0204
    • A display device which has an excellent displaying characteristic, is optimum for a charge and discharge driving method, and makes a gradation display by pulse width modulation, electronic equipment, and a driving method. The device supplies a first selected voltage V S1 to a scanning line in a charge mode and a second selected voltage V S2 having a polarity opposite to that of a precharge voltage -V PRE to the scanning line after supplying the precharge voltage -V PRE having a polarity opposite to that of the first selected voltage V S1 to the scanning line in a discharge mode. In addition, the device supplies a pulse width-modulated data voltage to a data line. As one of the pulse widths (44 or 46) of first and second write pulses (44 and 46) which give the same gradation increases, the pulse width of the other pulse (46 or 44) decreases and, at the same time, the decreasing rate of the pulse width of the pulse (46 or 44) becomes smaller in accordance with the increase in another pulse width. The DC component of the data voltage in 1H period is made nearly zero without relying upon the gradation.
    • 具有优异的显示特性的显示装置对于充放电驱动方法是最佳的,并且通过脉宽调制,电子设备和驱动方法进行灰度显示。 器件在提供预充电电压-V PRE之后,向充电模式中的扫描线提供第一选定电压V S1和具有与预充电电压-V PRE的极性相反的极性的第二选择电压V S2, 在放电模式下与扫描线的第一选择电压V S1相反的极性。 此外,器件向数据线提供脉宽调制数据电压。 作为赋予相同灰度的第一和第二写入脉冲(44和46)的脉冲宽度(44或46)之一增加,另一个脉冲(46或44)的脉冲宽度减小,同时, 根据另一个脉冲宽度的增加,脉冲(46或44)的脉冲宽度的减小率变小。 1H周期的数据电压的直流分量几乎为零,而不依赖于等级。
    • 24. 发明申请
    • PRINTER AND IMAGE RECORDING METHOD
    • 打印机和图像记录方法
    • WO1998003341A1
    • 1998-01-29
    • PCT/JP1997002491
    • 1997-07-17
    • SEIKO EPSON CORPORATIONKAKUTANI, Toshiaki
    • SEIKO EPSON CORPORATION
    • B41J02/21
    • H04N1/40087B41J2/2125H04N1/52
    • In accordance with inputted half-tone data, the table of recording rates with dark ink is referred to first and it is determined by a systematic dithering method whether dark dots are formed or not. If it is determined that dark dots are formed, a pieozoelectric element (PE) of the head of the ink is driven to form dark dots and a result value (RV) is calculated. On the other hand, if it is determined that dark dots are not formed, the result value RV is 0. In accordance with the inputted half-tone data, it is judged by a method of error diffusion whether dots are formed with low darkness ink or not. Further, the result value is calculated. As a result, the darkness error between a formed image and the original image is decreased to a minimum by the ON/OFF of light dots. Therefore, when a printer which prints by using dots whose darkness per unit area is different is used, the ON/OFF of the different types of dots are adequately determined and the quality of the printing can be improved. Further, a constitution wherein the presence/absence of dots of achromatic color ink influences the formation of dots of cyan ink may be employed.
    • 根据输入的半色调数据,首先参照深色墨水的记录率表,并且通过系统抖动方法确定是否形成暗点。 如果确定形成暗点,则驱动墨水头部的压电元件(PE)形成暗点,并计算结果值(RV)。 另一方面,如果确定未形成暗点,则结果值RV为0.根据输入的半色调数据,通过误差扩散的方法判断点是否由低黑暗墨水形成 或不。 此外,计算结果值。 结果,形成的图像和原始图像之间的黑暗误差通过光点的ON / OFF被降低到最小。 因此,当使用通过使用每单位面积的黑度不同的点进行打印的打印机时,可以适当地确定不同类型的点的ON / OFF,并且可以提高打印质量。 此外,可以采用无色墨水的点的存在/不存在影响青色墨水的点的形成的构造。
    • 28. 发明申请
    • INK JET PRINTER
    • 喷墨打印机
    • WO1997048558A1
    • 1997-12-24
    • PCT/JP1997002122
    • 1997-06-19
    • SEIKO EPSON CORPORATIONTAKAGI, AkiraTOJO, Hiroaki
    • SEIKO EPSON CORPORATION
    • B41J02/205
    • B41J2/2052B41J2/2056B41J2/2132
    • An ink jet printer provided with a horizontal scanning driving unit (3) for driving a printing head (2), which has nozzle arrays (2a, 2b) comprising a predetermined number of nozzles arranged at predetermined intervals, in a horizontal scanning direction on a printing medium (S), a vertical scanning driving unit (4) for driving the printing medium (S) in a vertical scanning direction, a driving unit controller (5) for controlling the horizontal and vertical scanning driving units (3, 4) so as to set the printing head (2) in a predetermined position, and a printing head driving unit (7) for supplying an electric current to the printing head (2) according to printing image data stored in a data storage (6) in which printing image data including multivalued gradation information are stored. The printing head driving unit (7) is adapted to generate a binary output according to whether or not the ink is ejected and a multivalued output by superposing dots on already-formed dots by a position control operation of the driving unit controller (5).
    • 一种喷墨打印机,其具有用于驱动打印头(2)的水平扫描驱动单元(3),所述水平扫描驱动单元具有在水平扫描方向上以预定间隔布置的喷嘴阵列(2a,2b) 打印介质(S),用于沿垂直扫描方向驱动打印介质(S)的垂直扫描驱动单元(4),用于控制水平和垂直扫描驱动单元(3,4)的驱动单元控制器(5) 将打印头(2)设置在预定位置,以及根据存储在数据存储器(6)中的打印图像数据向打印头(2)提供电流的打印头驱动单元(7),其中 存储包括多值灰度信息的打印图像数据。 打印头驱动单元(7)适于根据是否通过驱动单元控制器(5)的位置控制操作,通过在已形成的点上叠加点来产生墨水排出的多值输出和多值输出。
    • 29. 发明申请
    • STEPPING MOTOR AND METHOD FOR ASSEMBLING THE SAME
    • 步进电机及其装配方法
    • WO1997048173A1
    • 1997-12-18
    • PCT/JP1997002063
    • 1997-06-13
    • SEIKO EPSON CORPORATION
    • SEIKO EPSON CORPORATIONMIYASHITA, EiichiTAGUCHI, YasuhiroKOMATSU, Tadashi
    • H02K37/14
    • H02K37/14H02K1/145H02K7/06
    • The characteristics of a stepping motor are improved by preventing the positional deviation between the internal and external yokes of the motor with a simple structure. The stepping motor (1) is constituted of a stator (2), a rotor (6) which is rotatably inserted into the stator (2), a bottom plate (7) and a mounting plate (8) which are respectively fixed to both ends of the stator (2), bearings (9a and 9b), a holder (10) fixed to the mounting plate (8), and a lead screw (14) attached to the rotating shaft (61) of the rotor (6). The stator (2) is provided with two sets of internal and external yokes (3 and 4) and tow coils (5) arranged between the yokes (3 and 4). The yokes and coils are fixed so that the base section (31) of the yokes (3) are joined to each other. The yokes (3 and 4) are joined to each other so that the base sections (31) of the yokes (3) are in contact with the end sections (421) of the outer peripheral sections (42) of the yokes (4) and the outer peripheral edge sections (32) of the base sections (31) are exposed near the outer peripheral surfaces of the yokes (4).
    • 通过以简单的结构防止电动机的内外轭之间的位置偏差,提高了步进电动机的特性。 步进电动机(1)由定子(2),可旋转地插入定子(2)中的转子(6),分别固定在两者上的底板(7)和安装板(8)构成 定子(2)的端部,轴承(9a和9b),固定到安装板(8)的保持件(10)和安装在转子(6)的旋转轴(61)上的导螺杆(14) 。 定子(2)设置有两组内外轭(3和4)和布置在轭(3和4)之间的牵引线圈(5)。 轭和线圈是固定的,使得轭(3)的基部(31)彼此接合。 轭(3和4)彼此接合,使得轭(3)的基部(31)与轭(4)的外周部(42)的端部(421)接触, 并且基部(31)的外周缘部(32)在轭(4)的外周面附近露出。
    • 30. 发明申请
    • METHOD AND APPARATUS FOR MANUFACTURING LIQUID CRYSTAL DISPLAY
    • 制造液晶显示器的方法和装置
    • WO1997048008A1
    • 1997-12-18
    • PCT/JP1997001973
    • 1997-06-06
    • SEIKO EPSON CORPORATIONKATAGAMI, SatoruKONDO, MasahikoWATANABE, Kazunari
    • SEIKO EPSON CORPORATION
    • G02F01/1341
    • G02F1/1333G02F2001/133354
    • A shock absorbing layer (12) is attached to a pressurization surface (10a) of a surface plate (10), and a fluid pressurization jig (30) is disposed so as to be opposed to the pressurization surface of the surface plate. This fluid pressurization jig is a frame type rigid body having a pressure chamber (30a) in the central portion thereof, and the pressure chamber communicates with an air supply system via an air feed port (30b) and an air feed pipe (33). A seal frame (31) is fixed on a circumferential portion of an upper surface of the pressure chamber. A transparent window (32) is pasted on a lower surface of the pressure chamber, the lower side of the pressure chamber being closed with this transparent window. A liquid crystal panel (20) is held between the surface plate and fluid pressurization jig and pressurized, and the light from an ultraviolet ray application lamp (40) is applied to the liquid crystal panel through the transparent window and pressure chamber, whereby an uncured seal material disposed between two base plates constituting the liquid cristal panel is cured.
    • 减震层(12)附接到表面板(10)的加压表面(10a),并且流体加压夹具(30)设置成与表面板的加压表面相对。 该流体加压夹具是在其中央部具有压力室(30a)的框式刚性体,压力室经由供气口(30b)和供气管(33)与供气系统连通。 密封框架(31)固定在压力室的上表面的圆周部分上。 将透明窗口(32)粘贴在压力室的下表面上,压力室的下侧用该透明窗口封闭。 将液晶面板(20)保持在表面板和流体加压夹具之间并进行加压,将来自紫外线照射灯(40)的光通过透明窗口和压力室施加到液晶面板,由此将未固化 设置在构成液体嵌板的两个基板之间的密封材料固化。