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    • 82. 发明授权
    • High-resolution CCD imagers using area-array CCD's for sensing spectral
components of an optical line image
    • 高分辨率CCD成像器使用区域阵列CCD来感测光学线路图像的光谱分量
    • US4663656A
    • 1987-05-05
    • US590888
    • 1984-03-16
    • Hammam ElabdWalter F. Kosonocky
    • Hammam ElabdWalter F. Kosonocky
    • H01L27/148H04N9/04G03F3/08H01L29/78H04N5/335H04N9/07
    • H04N5/332H01L27/14856H01L27/14868H01L27/14887H04N9/045
    • CCD imagers with a novel replicated-line-imager architecture are abutted to form an extended line sensor. The sensor is preceded by optics having a slit aperture and having an optical beam splitter or astigmatic lens for projecting multiple line images through an optical color-discriminating stripe filter to the CCD imagers. A very high resolution camera suitable for use in a satellite, for example, is thus provided. The replicated-line architecture of the imager comprises an area-array CCD, successive rows of which are illuminated by replications of the same line segment, as transmitted by respective color filter stripes. The charge packets formed by accumulation of photoresponsive charge in the area-array CCD are read out row by row. Each successive row of charge packets is then converted from parallel to serial format in a CCD line register and its amplitude sensed to generate a line of output signal.
    • 具有新颖的复制线成像器架构的CCD成像器被邻接以形成扩展的线传感器。 传感器之前是具有狭缝孔的光学器件,并且具有光束分离器或像散透镜,用于通过光学颜色鉴别条纹滤光器将多行图像投影到CCD成像器。 因此,提供了适用于卫星的非常高分辨率的摄像机。 成像器的复制线结构包括区域阵列CCD,其相继的行由相应的彩色滤色器条纹传输的同一行段的重复照亮。 通过区域阵列CCD中的光响应电荷的累积形成的电荷包逐行读出。 然后将每个连续的电荷包行从CCD线路寄存器中的并行转换为串行格式,并检测其幅度以产生一行输出信号。
    • 84. 发明授权
    • Semiconductor circuit for compressing the dynamic range of a signal
    • 用于压缩信号的动态范围的半导体电路
    • US4499590A
    • 1985-02-12
    • US458223
    • 1983-01-14
    • Nathan Bluzer
    • Nathan Bluzer
    • H01L27/148H01L29/768G11C19/28H01L27/14H01L29/78H01L31/00
    • H01L29/76808H01L27/14825H01L27/14856H01L27/14875H01L27/14887
    • A circuit for compressing the dynamic range of a signal is described incorporating a semiconductor substrate, a charge barrier formed in the substrate having an aperture, charge indicative of the signal is introduced on one side of the barrier, two conductive regions spaced apart from said aperture for attracting the charge through the aperture and to its region. The charge being divided between the two regions as a function of the potential of each region, one of which may be fixed and the other allowed to float. Two potential wells of a charge-coupled device may be substituted for the two conductive regions having gate electrodes to provide a predetermined potential well for attracting charge. Alternatively, one conductive region and one potential well may be spaced apart from said aperture for attracting the charge to the aperture. The circuit may be combined with a photodetector on a semiconductor substrate. The circuit overcomes the problem of transferring signals having a greater dynamic range than what conventional circuitry can handle such as a CCD shift register. The circuit further overcomes the problem of compressing a summed signal as additional signals are added to it.
    • 描述了用于压缩信号的动态范围的电路,其结合有半导体衬底,形成在具有孔径的衬底中的电荷势垒,指示信号的电荷被引入势垒的一侧,与所述孔径间隔开的两个导电区域 用于通过孔和其区域吸引电荷。 电荷在两个区域之间作为每个区域的电位的函数分开,其中一个可以是固定的,另一个可以浮动。 电荷耦合器件的两个势阱可替代具有栅电极的两个导电区域,以提供用于吸引电荷的预定势阱。 或者,一个导电区域和一个势阱可以与所述孔间隔开,以将电荷吸引到孔口。 电路可以与半导体衬底上的光电检测器组合。 该电路克服了传输具有比常规电路可处理的更大动态范围的信号的问题,例如CCD移位寄存器。 该电路进一步克服了当加入附加信号时对加法信号进行压缩的问题。
    • 85. 发明授权
    • DC Restore circuit for charge coupled devices
    • 直流恢复电路用于电荷耦合器件
    • US4331874A
    • 1982-05-25
    • US165179
    • 1980-07-02
    • James S. DuncanMichael Y. Pines
    • James S. DuncanMichael Y. Pines
    • H01L27/148H04N5/217H04N5/33H04N5/372G01J1/00
    • H04N5/33H01L27/14856H01L27/14875H04N5/2176
    • As CCD circuit for restoring to a common DC level, data received from a plurality of detector channels of a scanned array so as to overcome the effect of variations in detector parameters and other non-uniformities in the circuit. The DC correction value is established during retrace time by storing a representative time integrated data charge packet when energy from a cold reference surface is being applied to the detectors. During the scan time of the field of view by the detectors the representative charge packet is utilized to provide a DC restoration or correction charge to each data charge packet received from the detectors. The system thus standardizes to a common DC level, the output data from a plurality of channels.
    • 作为用于恢复到公共DC电平的CCD电路,从扫描阵列的多个检测器通道接收的数据,以克服检测器参数的变化和电路中的其它不均匀性的影响。 通过在来自冷基准表面的能量被施加到检测器时,通过存储代表性的时间积分数据电荷包来在回扫时间期间建立DC校正值。 在检测器的视野的扫描时间期间,使用代表性的电荷包来向从检测器接收的每个数据电荷包提供DC恢复或校正电荷。 因此,该系统将标准化为公共DC电平,来自多个通道的输出数据。