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    • 2. 发明授权
    • Image pickup apparatus having a CPU driving function operable in two modes
    • 具有可在两种模式下操作的CPU驱动功能的图像拾取装置
    • US06628328B1
    • 2003-09-30
    • US09161585
    • 1998-09-28
    • Masaki YokouchiTakayuki KijimaJunzo SakuraiYoshitaka Ogawa
    • Masaki YokouchiTakayuki KijimaJunzo SakuraiYoshitaka Ogawa
    • H04N314
    • H04N5/2353H04N5/23293H04N5/335H04N5/343H04N5/3456H04N5/3728
    • In an image pickup apparatus comprising a CCD image pickup device made up of a plurality of pixels constituted by photodiodes which are two-dimensionally arrayed, a vertical register and a horizontal register, and a CPU for driving and controlling the CCD image pickup device, the CPU has a driving function in an all-pixel read mode for reading pixel signals from all the pixels of the CCD image pickup device, a driving function in a thinning (skipping) read mode for reading pixel signals from all the pixels in a thinned-out fashion, and a device shutter function for extracting signal electric charges from each pixel to control an exposure time. In the thinning read mode, the operation of extracting the signal electric charges from each pixel is carried out one or more times for each read period of one frame.
    • 在包括由二维排列的由光电二极管构成的多个像素构成的CCD图像拾取装置的垂直寄存器和水平寄存器以及用于驱动和控制CCD图像拾取装置的CPU的图像拾取装置中, CPU具有全像素读取模式的驱动功能,用于从CCD图像拾取装置的所有像素读取像素信号,以减薄(跳过)读取模式的驱动功能,用于从稀疏(多边形)读取模式中读取所有像素的像素信号, 以及用于从每个像素提取信号电荷以控制曝光时间的装置快门功能。 在间隔读取模式中,对于每帧的每个读取周期,对每个像素提取信号电荷的操作执行一次或多次。
    • 3. 发明授权
    • Defective image compensation system and method
    • 图像补偿系统及方法不良
    • US07250969B2
    • 2007-07-31
    • US10158327
    • 2002-05-29
    • Junzo SakuraiTakayuki Kijima
    • Junzo SakuraiTakayuki Kijima
    • H04N9/64
    • H04N9/045H04N5/23245H04N5/367
    • A CCD imaging element 12 has a two-dimensional array of a plurality of pixels in the horizontal and vertical directions. A read-out mode switching circuit switches a full read-out mode and a horizontal line thinning-out mode with respect to the imaging element 12 one over to the other. A read-out circuit reads out an image signal from the imaging element 12. A defective pixel compensation circuit 15 executes compensation for defective pixels on the basis of adjacent pixel signals thereto. In the full read-out mode, the defective pixel compensation is executed by using four normal pixels adjacent to the defective pixel in the horizontal and vertical line directions. In the thinning-out read-out mode, the defective pixel compensation is executed by using two normal pixels adjacent to and on opposite sides of a horizontal line defective pixel in the horizontal line direction, said two normal pixels lying along the same horizontal line as said defective pixel.
    • CCD成像元件12具有在水平和垂直方向上的多个像素的二维阵列。 读出模式切换电路相对于成像元件12将完全读出模式和水平线稀疏模式切换到另一个。 读出电路从成像元件12读出图像信号。 缺陷像素补偿电路15根据相邻像素信号对缺陷像素执行补偿。 在完全读出模式中,通过在水平和垂直方向上使用与缺陷像素相邻的四个法线像素来执行有缺陷的像素补偿。 在稀疏读出模式中,通过使用与水平线方向上的水平线缺陷像素相邻并相邻的两个法线像素执行缺陷像素补偿,所述两个正常像素沿着与 表示有缺陷的像素。
    • 8. 发明授权
    • Image sensing apparatus in which electrical charges are transferred at a modified rate from the image sensor and preferably in parallel with a charge storage interval
    • 图像感测装置,其中电荷以改进的速率从图像传感器传送,并且优选地与电荷存储间隔并行传送
    • US06292220B1
    • 2001-09-18
    • US08995742
    • 1997-12-22
    • Yoshitaka OgawaTakayuki Kijima
    • Yoshitaka OgawaTakayuki Kijima
    • H04N314
    • H04N5/3595H04N5/343H04N5/372
    • An image sensing apparatus includes a CCD having photodiodes, vertical shift registers, and a horizontal shift register; a signal generator supplying pulses for driving the CCD; a light shading element such as a mechanical shutter which shades incident light to the CCD; and a driver controlling the light shading element. The image sensing apparatus performs high-speed discharging of the vertical shift registers from the starting end of the frame next to a frame where a record trigger is generated, and performs charge storage operation into the photodiodes partially in parallel with high-speed discharging. Further, the image sensing apparatus stops high-speed discharging at the same time as completion of the charge storage operation, furthermore, and completely shades the CCD by performing a closing operation of the light shading element within a residual period of the same frame.
    • 图像感测装置包括具有光电二极管的CCD,垂直移位寄存器和水平移位寄存器; 提供用于驱动CCD的脉冲的信号发生器; 诸如遮光入射到CCD的光的机械快门的遮光元件; 以及控制遮光元件的驱动器。 图像感测装置从生成记录触发的帧的帧起始端执行垂直移位寄存器的高速放电,并且与高速放电并行地部分地对光电二极管进行电荷存储操作。 此外,图像感测装置在电荷存储操作完成的同时停止高速放电,此外,通过在同一帧的剩余时段内执行遮光元件的关闭操作,完全遮蔽CCD。
    • 9. 发明授权
    • Image sensor with improved light sensitivity
    • 具有改善光敏度的图像传感器
    • US07688368B2
    • 2010-03-30
    • US11341210
    • 2006-01-27
    • Takayuki KijimaHideo NakamuraJohn T. ComptonJohn F. Hamilton, Jr.
    • Takayuki KijimaHideo NakamuraJohn T. ComptonJohn F. Hamilton, Jr.
    • H04N3/14
    • H04N9/045H04N2209/046
    • An image sensor for capturing a color image is disclosed having a two-dimensional array having first and second groups of pixels, arranged in rows and columns, wherein pixels from the first group of pixels have narrower spectral photoresponses than pixels from the second group of pixels; and the placement of the first and second groups of pixels defining a pattern that has a minimal repeating unit including at least six pixels, so that at least some rows or columns of the minimal repeating unit are composed only of pixels from the second group and some rows or columns of the minimal repeating unit are composed only of pixels from the first group, wherein the rows or columns that are composed only of pixels from the first group are composed of at most two colors of pixels from the first group.
    • 公开了一种用于捕获彩色图像的图像传感器,其具有排列成行和列的第一和第二组像素的二维阵列,其中来自第一组像素的像素具有比来自第二像素组的像素更窄的光谱光响应 ; 以及所述第一和第二组像素的放置限定具有包括至少六个像素的最小重复单元的图案,使得所述最小重复单元的至少一些行或列仅由来自所述第二组的像素和一些 最小重复单元的行或列仅由来自第一组的像素组成,其中仅来自第一组的像素组成的行或列​​由至少两个来自第一组的像素的颜色组成。