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    • 5. 发明授权
    • Solid-state imaging device
    • 固态成像装置
    • US4148048A
    • 1979-04-03
    • US871252
    • 1978-01-23
    • Iwao TakemotoNorio KoikeMasaharu Kubo
    • Iwao TakemotoNorio KoikeMasaharu Kubo
    • H01L27/146H01L27/14
    • H01L27/14645H01L27/14654
    • A solid-state imaging device contains a photoelectric part in which a plurality of picture elements each consisting of a photodiode and a switching transistor are arranged in two dimensions. The picture elements are disposed on the same semiconductor substrate, and scanning circuits which scan the switching transistors of the photoelectric part in succession are provided. The solid-state imaging device further comprises a semiconductor layer which has a conductivity type opposite to that of the semiconductor substrate and which is disposed in one major surface of the semiconductor substrate and means for applying a reverse bias between the semiconductor layer and the semiconductor substrate. At least the photoelectric part is disposed within the semiconductor layer, and a high impurity concentration region which has the same conductivity type as that of the semiconductor layer and is disposed at least under a part of the photodiode.
    • 固态成像装置包括其中由光电二极管和开关晶体管组成的多个像素二维布置的光电部件。 图像元素设置在相同的半导体衬底上,并且连续地扫描光电部件的开关晶体管的扫描电路被设置。 固态成像装置还包括半导体层,其具有与半导体衬底的导电类型相反的导电类型,并且设置在半导体衬底的一个主表面中;以及用于在半导体层和半导体衬底之间施加反向偏压的装置 。 至少光电部件设置在半导体层内,高浓度区域具有与半导体层相同的导电类型,并且至少设置在光电二极管的一部分下方。
    • 7. 发明授权
    • Solid-state imaging device
    • 固态成像装置
    • US4223330A
    • 1980-09-16
    • US5567
    • 1979-01-22
    • Norio KoikeIwao TakemotoShinya OhbaMasaharu KuboShuhei Tanaka
    • Norio KoikeIwao TakemotoShinya OhbaMasaharu KuboShuhei Tanaka
    • H01L27/146H04N5/335H04N5/359H04N5/374H01L27/14H01L29/78
    • H01L27/14654
    • In a solid-state imaging device having, in one major surface region of a semiconductor substrate, photoelectric conversion elements which are disposed in a two-dimensional array, vertical switching metal-insulator-semiconductor field effect transistors and horizontal switching metal-insulator-semiconductor field effect transistors which select the photoelectric conversion elements, and vertical and horizontal scanning circuits which turn the switching transistors "on" and "off," a solid-state imaging device characterized in that the vertical switching metal-insulator-semiconductor field effect transistors which are not selected are placed into a deeper cutoff state, i.e., the major surface regions of the semiconductor substrate corresponding to gate electrodes of these vertical switching metal-insulator-semiconductor field effect transistors are placed at an accumulation level.
    • 在具有在半导体衬底的一个主表面区域中设置为二维阵列的光电转换元件的立体成像器件中,垂直开关金属 - 绝缘体 - 半导体场效应晶体管和水平开关金属 - 绝缘体半导体 选择光电转换元件的场效应晶体管以及使开关晶体管“导通”和“截止”的垂直和水平扫描电路,其特征在于垂直开关金属 - 绝缘体半导体场效应晶体管 未选择的位置被置于更深的截止状态,即,对应于这些垂直开关金属 - 绝缘体 - 半导体场效应晶体管的栅极的半导体衬底的主表面区域被放置在累积水平。
    • 9. 发明授权
    • Solid-state imaging device including noise subtraction with polarity
control
    • 固态成像装置包括具有极性控制的噪声减除
    • US4543610A
    • 1985-09-24
    • US518699
    • 1983-07-29
    • Naoki OzawaShusaku NagaharaKenji TakahashiIwao TakemotoShigeki NishizawaMasanori SatoSatoshi Suzuki
    • Naoki OzawaShusaku NagaharaKenji TakahashiIwao TakemotoShigeki NishizawaMasanori SatoSatoshi Suzuki
    • H04N5/335H04N5/341H04N5/359H04N5/374H04N3/14H04N5/21
    • H04N5/2175
    • A solid-state imaging device comprises a number of photodiodes arrayed in horizontal rows and vertical columns, a first output circuit for sequentially reading out signal charges from those photodiodes which are arrayed on odd-numbered horizontal rows, a second output circuit for sequentially reading out signal charges from the photodiodes arrayed on the even-numbered horizontal rows, a synchronizing pulse generator for synchronizing operation of the first and second output circuits, a first subtracting circuit for determining the difference between the output signals of the first and second output circuits in odd-numbered field, and a second subtracting circuit for determining the difference between the output signals of the first and second output circuits in even-numbered field. The outputs of the first and second subtracting circuit are alternately extracted in synchronism with the synchronizing pulse produced by the synchronizing pulse generator. The solid-state imaging device is made immune to the smear phenomenon. The invention can be advantageously applied to the solid-state imaging device of CCD type as well as MOS type.
    • 固态成像装置包括以水平行和垂直列排列的多个光电二极管,第一输出电路,用于顺序地从排列在奇数水平行上的那些光电二极管读出信号电荷;第二输出电路,用于依次读出 来自布置在偶数水平行上的光电二极管的信号电荷,用于同步第一和第二输出电路的操作的同步脉冲发生器,用于确定奇数的第一和第二输出电路的输出信号之间的差异的第一减法电路 以及用于确定偶数场中的第一和第二输出电路的输出信号之间的差的第二减法电路。 与同步脉冲发生器产生的同步脉冲同步地交替地提取第一和第二减法电路的输出。 使固态成像装置免受涂片现象的影响。 本发明可以有利地应用于CCD型的固态成像装置以及MOS型。
    • 10. 发明授权
    • Solid-state imaging device with high quasi-signal sweep-out efficiency
and high signal charge transfer efficiency
    • 具有高准信号扫频效率和高信号电荷转移效率的固态成像装置
    • US4532549A
    • 1985-07-30
    • US473865
    • 1983-03-10
    • Toshifumi OzakiShinya OhbaIwao TakemotoMasaaki NakaiHaruhisa AndoShusaku NagaharaTakuya ImaideKenji TakahashiToshiyuki Akiyama
    • Toshifumi OzakiShinya OhbaIwao TakemotoMasaaki NakaiHaruhisa AndoShusaku NagaharaTakuya ImaideKenji TakahashiToshiyuki Akiyama
    • H01L27/146H04N5/335H04N5/341H04N5/359H04N5/365H04N5/369H04N5/372H04N5/374H04N5/378H04N5/30
    • H01L27/14643
    • Disclosed is a solid-state imaging device wherein optical information of a number of photo-electric conversion elements arranged in a matrix is read into vertical signal lines by a vertical shift register and then the optical information on the vertical signal lines is horizontally scanned by a horizontal register of a charge transfer device. Bias charge storage means and quasi-signal sweep-out drains are disposed between the horizontal register and the vertical signal lines, and a bias charge input means is arranged in the horizontal register. In order to ensure high efficiency in transferring signals between the vertical lines to the storage means, the sweep-out drains and the charge transfer device, it is arranged for bias charges to be provided at each stage of transfer. Thus, bias charges supplied from the storage means are used to transfer charges from the vertical lines to the storage means. Similarly bias charges directly injected from the quasi-signal sweep-out drains are used to sweep out quasi-signals from the storage means to the quasi-signal sweep-out drains. Finally bias charges supplied from the bias charge input means of the charge transfer device are used to read signals from the storage means into the charge transfer device. By virtue of this, the sweep-out efficiency of the quasi-signals from the capacitances which supply the bias charges and a read-out efficiency of the signal charges are enhanced and a high quality of video signal is produced.
    • 公开了一种固态成像装置,其中以矩阵形式布置的多个光电转换元件的光学信息被垂直移位寄存器读入垂直信号线,然后垂直信号线上的光信息被水平扫描 电荷转移装置的水平寄存器。 偏置电荷存储装置和准信号扫除漏极设置在水平寄存器和垂直信号线之间,偏置电荷输入装置布置在水平寄存器中。 为了确保在垂直线之间向存储装置,扫除漏极和电荷转移装置传输信号的高效率,布置为在每个转移阶段提供偏置电荷。 因此,使用从存储装置提供的偏置电荷将电荷从垂直线传送到存储装置。 类似地,从准信号扫除漏极直接注入的偏置电荷用于将准信号从存储装置扫除到准信号扫除漏极。 最后,从电荷转移装置的偏置电荷输入装置提供的偏置电荷用于从存储装置读取信号到电荷转移装置中。 由此,来自提供偏置电荷的电容的准信号的扫除效率和信号电荷的读出效率被增强,并且产生高质量的视频信号。