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    • 3. 发明授权
    • Solid-state imaging device having photo-electric conversion elements and
other circuit elements arranged to provide improved photo-sensitivity
    • 具有光电转换元件和其它电路元件的固态成像装置被布置成提供改善的光敏性
    • US4942474A
    • 1990-07-17
    • US281220
    • 1988-12-08
    • Hajime AkimotoShinya OhbaToshifumi Ozaki
    • Hajime AkimotoShinya OhbaToshifumi Ozaki
    • H04N5/3745
    • H04N3/1512
    • A solid-state imaging device including a plurality of photoelectric conversion elements (for example, photodiodes) arranged on a semiconductor substrate so as to form a matrix and read-out means for reading out signal charges which are stored in the photodiodes in accordance with incident light, in a predetermined order, is disclosed in which device the read-out means is made up of a plurality of active elements such as a MOS transistor connected to a photodiode, part of the active elements are used as a pixel amplifier for amplifying the signal charge of the photodiode in such a manner that the signal charge is converted into a current or voltage, the output of the pixel amplifier at a time the signal charge of the photodiode is not applied to the input part of the pixel amplifier and the output of the pixel amplifier at a time the signal charge of the photodiode is applied to the input part of the pixel amplifier are separately stored in a pair of storage means, and the outputs of a plurality of pairs of storage means are successively taken out in accordance with a scanning signal.
    • 一种固态成像装置,其包括布置在半导体衬底上的多个光电转换元件(例如,光电二极管),以形成矩阵和读出装置,用于根据事件读出存储在光电二极管中的信号电荷 公开了以预定顺序的光,读出装置由多个有源元件(例如连接到光电二极管的MOS晶体管)构成,其中有源元件的一部分用作像素放大器,用于放大 光电二极管的信号电荷使得信号电荷被转换为电流或电压,在光电二极管的信号电荷未被施加到像素放大器的输入部分的时间处的像素放大器的输出和输出 在光电二极管的信号电荷施加到像素放大器的输入部分的时间分别存储在一对存储装置中,并且输出的像素放大器的输出 根据扫描信号依次取出多对存储装置。
    • 5. 发明授权
    • Solid-state image array with simultaneously activated line drivers
    • 具有同时激活的线驱动器的固态图像阵列
    • US5144447A
    • 1992-09-01
    • US330314
    • 1989-03-29
    • Hajime AkimotoShinya OhbaMitsuyuki Mitsui
    • Hajime AkimotoShinya OhbaMitsuyuki Mitsui
    • H04N5/357H04N5/3745
    • H04N5/35518H04N3/1512H04N3/155
    • The present invention relates to an improved solid-state imaging device having pixel amplifiers. The higher definition of the device results in the increase in number of pixels as large as not less than two million. When a solid-state imaging device having such a large number of pixels is provided with pixel amplifiers, there arise various problems associated with a power source and a power supply line as well as a problem inherent to the pixel amplifier type of solid-state imaging device. The present invention provides a solid-state imaging device in which noises or the like are prevented and a picture or image quality having high definition can be obtained, by suppressing a voltage drop of the power supply line and by compensating fluctuations in outputs of the pixel amplifiers.
    • 本发明涉及具有像素放大器的改进的固态成像装置。 器件的高清晰度导致像素数量的增加不少于200万像素。 当具有这样大量像素的固态成像装置设置有像素放大器时,会出现与电源和电源线相关的各种问题以及像素放大器类型的固态成像固有的问题 设备。 本发明提供一种通过抑制电源线的电压降和补偿像素的输出的波动来防止噪声等的固态成像装置,并且可以获得具有高清晰度的图像或图像质量 放大器
    • 8. 发明授权
    • Semiconductor imaging device having a plurality of photodiodes and
charge coupled devices
    • 具有多个光电二极管和电荷耦合器件的半导体成像器件
    • US5063581A
    • 1991-11-05
    • US557699
    • 1990-07-25
    • Hajime AkimotoToshifumi OzakiKazuya TokumasuHideyuki OnoHaruhiko Tanaka
    • Hajime AkimotoToshifumi OzakiKazuya TokumasuHideyuki OnoHaruhiko Tanaka
    • H01L21/339H01L27/148H01L29/762H04N5/335H04N5/361H04N5/369H04N5/3728
    • H01L27/14831
    • The semiconductor device having both vertically arranged CCDs and a horizontal CCD, such as, in connection with a solid state image pickup device, is provided with a horizontal CCD in which the transfer speed and the transfer efficiency of a horizontal CCD thereof is improved substantially. In such a device, a plurality of photodiodes are provided on a semiconductor substrate, vertical CCDs are provided on the semiconductor substrate for transferring signal charges of the photodiodes and a horizontal CCD is provided on the semiconductor substrate for transferring signal charges received from the vertical CCDs. The vertical and horizontal CCDs of such a semiconductor device are formed in a well structure provided on the substrate such that the depletion region extending from the channel of the horizontal CCD and a depletion region produced between the underlying substrate and the well are configured to meet each other under each of the transfer electrodes of the horizontal CCD. The depletion region extending from a channel of the vertical CCDs and the depletion region produced between the underlying substrate and the well, however, do not meet each other under each of the transfer electrodes thereof.
    • 具有垂直配置的CCD和水平CCD的半导体器件(例如与固态图像拾取器件相关联)设置有水平CCD,其中水平CCD的传输速度和传输效率基本上得到改善。 在这种器件中,在半导体衬底上设置多个光电二极管,在半导体衬底上设置垂直CCD以转移光电二极管的信号电荷,并且在半导体衬底上设置水平CCD以传送从垂直CCDs接收的信号电荷 。 这样的半导体器件的垂直和水平CCD形成在设置在衬底上的阱结构中,使得从水平CCD的沟道延伸的耗尽区域和在下面的衬底和阱之间产生的耗尽区被配置为满足每个 在水平CCD的每个转移电极下方。 然而,从垂直CCD的通道延伸的耗尽区域和在下面的衬底和阱之间产生的耗尽区域在其每个转移电极之间不相互满足。