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    • 2. 发明授权
    • Optical coordinate input device having waveform shaping circuit
    • 具有波形整形电路的光学坐标输入装置
    • US4725726A
    • 1988-02-16
    • US881192
    • 1986-07-02
    • Kazuo HasegawaJunichi OuchiHiroaki SasakiTakanori Miura
    • Kazuo HasegawaJunichi OuchiHiroaki SasakiTakanori Miura
    • G06F3/033G06F3/042G01V9/04G06M7/00
    • G06F3/0421
    • An optical coordinate input device comprises a plurality of light emitting elements arranged so that their optical axes intersect mutually, a plurality of light receiving elements arranged so as to receive the light signals of the light emitting elements, a drive circuit for turning on/off the light emitting elements on the basis of a drive signal to cause them to provide the light signals, a first switching circuit for switching the output given from the drive circuit to among the light emitting elements, a second switching circuit for switching the signals given from the light receiving elements in correspondence with the light emitting element lighting, and a waveform shaping circuit for regulating the signal given from the second switching circuit to a certain voltage level on the basis of the drive signal.Since the waveform shaping circuit exerts its regulation action on the basis of the drive signal, the present optical coordinate input device can provide reliably the coordinate signal even if operated at a high speed without depending upon the precision of optical elements and without being influenced by disturbance light, switching noises, and the like.
    • 光学坐标输入装置包括多个发光元件,其布置成使得它们的光轴相互交叉,多个光接收元件布置成接收发光元件的光信号,驱动电路用于打开/关闭 基于驱动信号使发光元件使其提供光信号;第一开关电路,用于将从驱动电路给出的输出切换到发光元件;第二开关电路,用于切换从 与发光元件照明相对应的光接收元件,以及用于根据驱动信号将从第二开关电路给出的信号调整到一定电压电平的波形整形电路。 由于波形整形电路基于驱动信号进行调节动作,因此即使在高速运转的情况下,本光轴坐标输入装置可以可靠地提供坐标信号,而不依赖于光学元件的精度而不受干扰的影响 光,切换噪声等。
    • 3. 发明授权
    • Code reading apparatus
    • 代码阅读器
    • US4859840A
    • 1989-08-22
    • US208182
    • 1988-06-16
    • Kazuo HasegawaJunichi OuchiHiroaki SasakiKoji NakaseMakoto Sasaki
    • Kazuo HasegawaJunichi OuchiHiroaki SasakiKoji NakaseMakoto Sasaki
    • G06K7/016G06K7/14
    • G06K7/14G06K7/0166
    • A code reading apparatus of a bar code reader which has detecting means for outputting a reading signal responsive to the code displayed on a medium, edge detecting means for detecting the edge of the reading signal, counting means for starting counting each edge detected by the edge detecting means. Discriminating means outputs a reset signal to decoding means when the counted value started for counting by the counting means is a product or more of the quotient produced by dividing the allowable maximum width of the code by the allowable minimum width and the counted value counted between the edges immediately before by the counting means, when the quotient produced by dividing the counted value started for counting by the counting means by the counted value counted between the edges immediately before is a quotient or more produced by dividing the allowable maximum width of the code by the allowable minimum width. Thus, the apparatus can discriminate the start even if the starting margin before the code of the bar code is short.
    • 一种条形码阅读器的代码读取装置,其具有响应于在介质上显示的代码输出读取信号的检测装置,用于检测读取信号的边缘的边缘检测装置,用于开始计数由边缘检测的每个边缘的计数装置 检测装置。 当通过计数装置开始计数的计数值是通过将代码的允许最大宽度除以可允许的最小宽度和在允许的最小宽度之间计数的计数值而产生的商的乘积或更多时,鉴别装置将复位信号输出到解码装置 紧接在计数装置之前的边缘,当通过将由计数装置开始计数的计数值产生的商乘以在紧邻之前的边缘之间计数的计数值而产生的商是通过将代码的允许最大宽度除以 允许的最小宽度。 因此,即使在条形码的代码之前的起始余量短的情况下,装置也可以区分开始。
    • 5. 发明授权
    • Touch panel coordinate input device having light filter
    • 具有滤光片的触摸屏坐标输入装置
    • US4751379A
    • 1988-06-14
    • US914283
    • 1986-10-02
    • Hiroaki SasakiKazuo HasegawaJunichi Ouchi
    • Hiroaki SasakiKazuo HasegawaJunichi Ouchi
    • G06F3/042G06F3/033G06F3/041G01V9/04
    • G06F3/0421
    • A photodetection type coordinate input device includes a frame having a substantially rectangular opening formed in the center, a light-emitting element array composed of a plurality of light-emitting elements disposed along each of the two sides of the opening of the frame, a light-receiving element array composed of a plurality of light-receiving elements disposed along each of the two sides which respectively oppose the first two sides, and a filter provided in a part or the whole area of the opening and adapted to transmit desired light alone. The opening of the frame is disposed in front of a display to form a plurality of optical paths by pairs of light-emitting and -receiving elements, respectively, in front of the display screen of the display, and a position at which optical paths are blocked is detected to specify a coordinate position on the display screen, thereby inputting the coordinate position. The coordinate input device is provided with a recess for blocking the propagation of light toward the light-receiving element side. The recess is disposed in a region within the filter section which is closer to at least the light-receiving element side than a position which is located on the downstream side in a direction in which the light emitted from the light-emitting elements travels and which position is at a mid point between the light-emitting and -receiving elements.
    • 光检测型坐标输入装置包括:具有形成在中心的大致矩形的开口的框架;发光元件阵列,其由沿框架的开口的两侧设置的多个发光元件构成, - 接收元件阵列,其由沿着分别与前两侧相对的两侧设置的多个光接收元件构成;以及滤光器,设置在所述开口的一部分或整个区域中,并且仅适用于传输期望的光。 框架的开口被布置在显示器的前面,以分别在显示器的显示屏前面的成对的发光和接收元件形成多个光路,并且光路是 检测到阻挡以在显示屏幕上指定坐标位置,由此输入坐标位置。 坐标输入装置设置有用于阻挡光朝向光接收元件侧的传播的凹部。 所述凹部设置在所述过滤器部分内的比从所述发光元件发射的光行进的方向上位于下游侧的位置更靠近所述受光元件侧的区域中,以及哪个 位置处于发光元件和接收元件之间的中点。
    • 6. 发明授权
    • Optical coordinate position input device
    • 光学坐标位置输入装置
    • US4742221A
    • 1988-05-03
    • US864703
    • 1986-05-19
    • Hiroaki SasakiKazuo HasegawaJunichi Ouchi
    • Hiroaki SasakiKazuo HasegawaJunichi Ouchi
    • G06F3/033G06F3/042H05K3/30G01V9/04
    • G06F3/0421H05K3/301
    • An optical coordinate input device comprises a number of light emitting elements and corresponding light detecting elements disposed in a plurality of linear arrays. A light ray selection member is provided such that only the light rays from the light emitting elements are detected by the light detecting elements. The light ray selection member is an optical semiconductor element light obstructing holder. The optical semiconductor elements have terminals projecting from the bottom surface of their main body which are fixed to a base and have a light emitting function or light detection function. In addition to these, a pair of mold bodies extending in the array direction of the optical semiconductor elements is combined, and this array of elements can be integrally fitted therein while being provided with a pressure portion elestically contacting the bottom surface of the main body of each element.
    • 光学坐标输入装置包括多个发光元件和布置在多个线性阵列中的对应的光检测元件。 设置光线选择构件,使得只有来自发光元件的光被光检测元件检测。 光线选择部件是光半导体元件遮光保持器。 光半导体元件具有从其主体的底表面突出的端子,其固定到基座并具有发光功能或光检测功能。 除此之外,组合了沿着光半导体元件的排列方向延伸的一对模具体,并且该元件阵列可以整体地装配在其中,同时设置有与主体的底面接触的压力部分 每个元素
    • 9. 发明授权
    • Remote control apparatus
    • 遥控器
    • US4825209A
    • 1989-04-25
    • US193214
    • 1988-05-11
    • Hiroaki SasakiJunichi OuchiKazuo Hasegawa
    • Hiroaki SasakiJunichi OuchiKazuo Hasegawa
    • G06F1/32G06F3/033G06F3/041G06F3/048H03J9/06H04N5/00H04Q9/00
    • H04Q9/00G06F1/3228G06F3/0421G06F3/0488H03J9/06
    • A primary object of the present invention is to provide a remote control apparatus commonly usable to various devices, made in a smaller size and yet provided with no small area of the display portion for displaying operation status of the device. The invention provides a remote control apparatus using a touch panel, which is capable of sensing coordinates of a specified point for inputting the remote control command and also as a display of various images for inputting the operating command and of operation status of the remote controlled device. The invention also provides a remote control apparatus which puts a transmitting portion, receiving portion and image display control portion thereof in an enabled state for a predetermined period of time after the touch panel is pressed thereby to reduce power consumption.
    • 本发明的主要目的在于提供一种通常可用于各种装置的远程控制装置,它们以较小的尺寸制成并且还没有设置用于显示装置的操作状态的显示部分的小面积。 本发明提供了一种使用触摸面板的遥控装置,其能够感测用于输入遥控命令的指定点的坐标,以及用于输入遥控装置的操作命令和操作状态的各种图像的显示 。 本发明还提供一种远程控制装置,其在触摸面板被按下之后将发送部分,接收部分和图像显示控制部分放置在使能状态达预定时间段,从而降低功耗。