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公开(公告)号：US4899183A
公开(公告)日：1990-02-06
申请号：US307738
申请日：1989-02-07
IPC分类号： G06K15/12
CPC分类号： G06K15/1252
摘要： The present invention relates to an image forming apparatus which comprises an optical shutter array having a plurality of optical shutters constructed of material possessing electro-optical effects, polarizing member provided on the entering light side of the optical shutter array, analyzing member provided on the exiting light side of the optical shutter array, actuation voltage impression means for applying an actuation voltage to the optical shutter array based on image signals, a photosensitive member on which an electrostatic latent image is formed by exposure to light transmitted through the optical shutter array, detecting means for detecting a decayed surface potential of the photosensitive member induced by light exposure, compensating means, when the detected value by the detecting means is greater than a predetermined reference value, for changing the actuation voltage applied to the optical shutters until said detected value is less than the reference value, control means, upon detection of the detected value to be less than said reference value, for setting the compensated voltage as a compensated actuation voltage to be applied to the optical shutter array, and which applies the compensated actuation voltage to optical shutters in accordance with the type of light generated by the light source and the spectral sensitivity of the photosensitive member.
摘要翻译： 本发明涉及一种图像形成装置，其包括具有由具有电光效应的材料构成的多个光学快门的光学快门阵列，设置在光学快门阵列的进入光侧的偏振构件，设置在出射侧的分析构件 光学快门阵列的光侧，基于图像信号向光学快门阵列施加致动电压的致动电压印模装置，通过曝光透过光学快门阵列的光形成静电潜像的感光部件，检测 用于检测由曝光引起的感光构件的衰减表面电位的装置，当检测装置的检测值大于预定参考值时，补偿装置用于改变施加到光闸的致动电压，直到检测值为 小于参考值，控制装置， 在检测到的值小于所述参考值时，将补偿的电压设置为要施加到光学快门阵列的补偿的致动电压，并且根据光的类型将补偿的致动电压施加到光学百叶窗 由光源产生并且感光构件的光谱灵敏度。
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公开(公告)号：US4887104A
公开(公告)日：1989-12-12
申请号：US120949
申请日：1987-11-16
CPC分类号： G02F1/0551 , B41J2/465
摘要： An electrooptical light shutter device for use in an optical printer apparatus, comprising a number of shutter elements arrange in the form of at least one linear array, each of the shutter elements having an electrooptical effect, a polarizer disposed on a light-incoming side of the array of the shutter elements, and an analyzer disposed on a light-outgoing side of the array of the shutter elements, wherein the shutter elements have respective shutter windows through which light is to be passed selectively and the shutter windows are arranged to be overlapped by one another in a direction substantially perpendicular to the direction in which the shutter elements are arranged.
摘要翻译： 一种用于光学打印机设备的电光学光闸装置，包括以至少一个线性阵列的形式布置的多个快门元件，每个快门元件具有电光学效果，偏振器设置在光入射侧的光入射侧 快门元件的阵列和设置在快门元件阵列的光出射侧的分析器，其中快门元件具有相应的快门窗口，选择性地将光线通过该窗口，并且快门窗口被布置成重叠 在与快门元件布置的方向基本垂直的方向上彼此相对。
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3.发明授权
公开(公告)号：US5093676A
公开(公告)日：1992-03-03
申请号：US481879
申请日：1990-02-20
申请人： Ken Matsubara , Itaru Saito , Hirohisa Kitano , Kouichi Shingaki , Tomohiko Masuda , Kenichi Wada , Koji Wakamiya , Tsukasa Yagi , Atsushi Fujita
发明人： Ken Matsubara , Itaru Saito , Hirohisa Kitano , Kouichi Shingaki , Tomohiko Masuda , Kenichi Wada , Koji Wakamiya , Tsukasa Yagi , Atsushi Fujita
IPC分类号： G06K15/12
CPC分类号： G06K15/1252
摘要： A method of driving an electro-optical light shutter for use in a recording apparatus. According to the method, an electric field of a predetermined direction is applied to the light shutter during a recording period and a further electric field having a direction opposite to the predetermined direction is applied to the light shutter during a waiting period.
摘要翻译： 一种驱动用于记录装置的电光光阀的方法。 根据该方法，在记录周期期间，向光闸施加预定方向的电场，并且在等待期间向光闸施加具有与预定方向相反的方向的另外的电场。
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公开(公告)号：US5124831A
公开(公告)日：1992-06-23
申请号：US446318
申请日：1989-12-05
CPC分类号： G02F1/0555 , G06K15/1252 , G09G3/34
摘要： A method of and a device for driving a light shutter having an electrooptical effect to polarize an incident light by applying an electric field to the light shutter. When the light shutter is made activate, an excessive electric field in addition to a half-wave electric field which is a specific one to polarize an incident light at 90.degree. in the static characteristics of the light shutter is applied to the light shutter initially, and subsequently, the half-wave electric field only is applied to the light shutter. To discharge the electric charge accumulated in the light shutter, no voltage is applied to electrodes each of which is provided on the wall of the light shutter so as to oppose each other subsequent to the application of the electric field until the next application thereof.
摘要翻译： 一种用于驱动具有电光效应的光闸的方法和装置，通过向光闸施加电场来使入射光偏振。 当光闸被激活时，除了在光闸的静态特性中将90度的入射光偏振的半波电场之外的过度电场最初施加到光闸， 并且随后，半波电场仅被施加到光闸。 为了排出蓄积在光闸中的电荷，不施加电压，每个电极设置在光闸的壁上，以便在施加电场之后彼此相对直到下一次施加。
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公开(公告)号：US5024511A
公开(公告)日：1991-06-18
申请号：US343006
申请日：1989-04-25
CPC分类号： G09G3/34 , G02F1/0555 , G09G2300/06 , G09G2310/0267
摘要： A display apparatus comprising a modulator sandwiched between two polarizers. The modulator includes a plurality of light transmitting windows arranged in a matrix on a substrate having an electrooptical effect. Each window is associated with an electrode pair for forming an electric field across the window. One scanning line electrically interconnects first electrodes in the electrode pairs of the windows arranged in a row. One signal line electrically interconnects second electrodes in the electrode pairs of the windows arranged in a column. A scanning circuit sequentially and individually electrifies the scanning lines. A signal circuit is operable in response to a synchronizing signal received from the scanning circuit and display information for electrifying one of the signal lines connected to the electrode pair of a selected window for forming an electric field. An electric field control circuit provides zero potential difference in the electrode pairs of the other windows than the selected window.
摘要翻译： 一种显示装置，包括夹在两个偏振器之间的调制器。 该调制器包括在具有电光效应的基板上以矩阵布置的多个透光窗。 每个窗口与用于在窗户上形成电场的电极对相关联。 一条扫描线将布置成一排的窗口的电极对中的第一电极互连。 一个信号线将布置在列中的窗口的电极对中的第二电极电连接。 扫描电路顺序地且单独地使扫描线通电。 信号电路可响应于从扫描电路接收的同步信号而操作，并且显示信息用于使连接到用于形成电场的选定窗口的电极对的信号线之一通电。 电场控制电路在所选窗口的电极对中提供零电位差。
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公开(公告)号：US4932761A
公开(公告)日：1990-06-12
申请号：US228280
申请日：1988-08-04
CPC分类号： G02F1/0555 , G06K15/1252 , G09G3/34
摘要： A method of and a device for driving a light shutter having an electrooptical effect to polarize an incident light by applying an electric field to the light shutter. When the light shutter is made activate, an excessive electric field in addition to a half-wave electric field which is a specific one to polarize an incident light at 90.degree. in the static characteristics of the light shutter is applied to the light shutter initially, and subsequently, the half-wave electric field only is applied to the light shutter. To discharge the electric charge accumulated in the light shutter, no voltage is applied to electrodes each of which is provided on the wall of the light shutter so as to oppose each other subsequent to the application of the electric field until the next application thereof.
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公开(公告)号：US5011271A
公开(公告)日：1991-04-30
申请号：US282304
申请日：1988-12-09
CPC分类号： G02F1/0551 , B41J2/465
摘要： A light shutter means with a plurality of shutter elements formed of an electro-optical material, the elements being defined independently and three-dimensionally on an upper face of a substantially polyhedral chip and aligned in at least two arrays. Each shutter element has a shutter window for selective light transmission therethrough. A common electrode for the shutter elements extends over opposing faces of the shutter element arrays and to at least one side face of the chip. Each opposing pair of the elements in the one array and in the other array are disposed such that their shutter windows are overlapped with each other as viewed from a direction normal to the direction of element array extension on the chip's upper face.
摘要翻译： 具有由电光材料形成的多个快门元件的光快门装置，所述元件在基本上多面体的芯片的上表面上独立且三维地限定并且至少排列成两列。 每个快门元件具有用于通过其选择性光透射的快门窗口。 用于快门元件的公共电极在快门元件阵列的相对面上延伸到芯片的至少一个侧面。 一个阵列和另一个阵列中的每个相对的一对元件被布置成使得当从与芯片上表面上的元件阵列延伸的方向垂直的方向观察时，它们的快门窗口彼此重叠。
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公开(公告)号：US4902111A
公开(公告)日：1990-02-20
申请号：US262606
申请日：1988-10-26
CPC分类号： G06K15/1252 , G09G3/34 , G09G2310/0275
摘要： A driving device for a light shutter array having a plurality of serially aligned shutter elements each having an electro-optical effect to polarize an incident light by applying an electric field thereto. The device includes a plurality of individual electrodes each provided on a wall of a shutter element and a common electrode provided on an opposed wall of the shutter element. A driving pulse voltage is applied to the individual electrodes to activate the same according to recording data for turning ON/OFF the respective shutter elements in a first recording period and according to inverted recording data in a subsequent second recording period. The common electrode is grounded in the first recording period. A pulse voltage same as the driving pulse voltage is applied to the common electrode in the second recording period.
摘要翻译： 一种用于具有多个串行对准的快门元件的光快门阵列的驱动装置，每个快门元件具有通过向其施加电场而使入射光偏振的电光效应。 该装置包括各自设置在快门元件的壁上的多个单独电极和设置在快门元件的相对壁上的公共电极。 根据用于在第一记录周期内对各个快门元件进行ON / OFF的记录数据以及随后的第二记录周期中的反转的记录数据，将驱动脉冲电压施加到各个电极以激活它们。 公共电极在第一记录周期内接地。 在第二记录周期中，向公共电极施加与驱动脉冲电压相同的脉冲电压。
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公开(公告)号：US4854678A
公开(公告)日：1989-08-08
申请号：US108588
申请日：1987-10-14
CPC分类号： B41J2/465 , G02F1/0551
摘要： An electro-optical light shutter device for use in electrophotographic printers or the like including an elongated plate having an electro-optical effect, a polarizer and an analyzer disposed on the light incident and emergent side of the plate, respectively. The plate is formed with a first groove extending longitudinally thereof, a second groove parallel to the first groove with a predetermined distance having a smaller depth than the first groove and a plurality of third grooves extending in a direction across the first and second grooves having a smaller depth than the first groove but a larger depth than the second groove, and provided with a plurality of projections aligned longitudinally thereof which are divided by the forming of the first, second and third grooves. A common electrode for the plurality of projections in common and individual electrodes corresponding to the respective projections individually are respectively provided in the first and second groove and connected to a drive circuit for selectively applying an electric field to the projections.
摘要翻译： 一种用于电子照相打印机等的电光光闸装置，其分别包括设置在板的光入射和出射侧的具有电光效应的细长板，偏振器和分析器。 板形成有沿其纵向延伸的第一槽，平行于第一槽的第二槽具有比第一槽更小的深度的预定距离，以及沿着穿过第一和第二槽的方向延伸的多个第三槽， 比第一凹槽更深的深度，但是比第二凹槽更深的深度，并且设置有由纵向排列的多个突起，其通过形成第一，第二和第三凹槽而被分割。 分别在第一和第二凹槽中分别设置与各个突起相对应的公共电极和单个电极中的多个突起的公共电极，并连接到用于选择性地将电场施加到突起的驱动电路。
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公开(公告)号：US4967240A
公开(公告)日：1990-10-30
申请号：US343525
申请日：1989-04-26
申请人： Hiroshisa Kitano , Itaru Saito , Ken Matsubara , Kouichi Shingaki , Tomohiko Masuda , Yuji Enoguchi
发明人： Hiroshisa Kitano , Itaru Saito , Ken Matsubara , Kouichi Shingaki , Tomohiko Masuda , Yuji Enoguchi
IPC分类号： G03B27/62 , G03G15/00 , G03G15/04 , G03G15/22 , G03G15/36 , G03G21/00 , G06K15/12 , H04N1/00
CPC分类号： G03G15/6573 , G03G15/221 , G03G15/60 , G06K15/1252 , H04N1/00254 , G03G15/043 , G03G2215/00185 , G03G2215/00421 , G03G2215/0094
摘要： A recording apparatus comprising a copying system for projecting the image of an original document onto a photosensitive member to form an electrostatic latent image thereon, and a printing system for forming an electrostatic latent image on the photosensitive member in response to image information received from a data processing machine. This recording apparatus is operable in a printing mode and a copying mode. In the printing mode, recording paper carrying an image printed in accordance with the image information is either discharged outwardly of the recording apparatus or forwarded to an automatic document feeder to serve as an original document or documents. In the copying mode, the or each original document is copied a selected number of times as in any conventional copying machine.
摘要翻译： 一种记录装置，包括用于将原稿的图像投影到感光构件上以在其上形成静电潜像的复印系统，以及用于响应于从数据接收的图像信息在感光构件上形成静电潜像的打印系统 加工机。 该记录装置可在打印模式和复印模式下操作。 在打印模式中，携带根据图像信息打印的图像的记录纸或者从记录装置向外排出，或者转发到自动文件馈送器以用作原始文档或文档。 在复印模式下，如在任何常规复印机中那样复印一个或多个原始文档所选择的次数。
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