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    • 1. 发明授权
    • Color TV camera with plural solid state imaging devices mutually
horizontally displaced and associated filters of vertically-oriented
color stripes
    • 具有相互水平位移的多个固态成像装置的彩色电视摄像机和垂直取向的彩色条纹的相关过滤器
    • US4642677A
    • 1987-02-10
    • US632873
    • 1984-07-20
    • Itsuo TakanashiTadayoshi MiyoshiShintaro NakagakiHiroshi Nishiyama
    • Itsuo TakanashiTadayoshi MiyoshiShintaro NakagakiHiroshi Nishiyama
    • H04N9/04H04N9/09H04N9/097
    • H04N9/045
    • In a color television camera, a light ray from an object to be taken is split into a plurality of rays to be respectively incident on two or more solid-state imaging devices each equipped with a color separation stripe filter where the imaging devices are positioned so that pixels thereof are horizontally shifted by a predetermined distance from pixels of remaining imaging devices with respect to an image applied thereto. The imaging devices are driven in a sequence, and output signals therefrom are sampled in a sequence so as to produce a single multi-color video signal by combining the plurality of sampled signal components. With this arrangement, the frequency of color signal components within the multi-color video signal is increased from the frequency of each of the output signals from the imaging device. The sampled signal components may be further sampled so that a plurality of color signals corresponding to the colors of the color stripe filters are obtained and their levels are respectively adjusted for obtaining level-adjusted color signal which are then combined to produce a single multi-color video signal.
    • 在彩色电视摄像机中,来自被摄体的光线被分割为多个光线,以分别入射到两个或更多个固态成像装置,每个固态成像装置都配备有成像装置所在的分色条纹滤光器 其像素相对于施加到其上的图像水平偏移剩余成像装置的像素预定距离。 成像装置按顺序驱动,其输出信号按顺序进行采样,以便通过组合多个采样信号分量来产生单个多色视频信号。 利用这种布置,多色视频信号中的彩色信号分量的频率从成像装置的每个输出信号的频率增加。 可以进一步采样采样的信号分量,使得获得与彩色条带滤波器的颜色相对应的多个颜色信号,并且分别调整它们的电平以​​获得电平调整的颜色信号,然后将其组合以产生单个多色 视频信号。
    • 8. 发明授权
    • Color television signal generating apparatus for use in a single camera
tube
    • 彩色电视信号发生装置,用于单个照相机管
    • US4041528A
    • 1977-08-09
    • US656205
    • 1976-02-09
    • Tadayoshi MiyoshiShintaro NakagakiItsuo TakanashiSumio YokokawaKenichi MiyazakiHisanori TumiyamaKoithiro Motoyama
    • Tadayoshi MiyoshiShintaro NakagakiItsuo TakanashiSumio YokokawaKenichi MiyazakiHisanori TumiyamaKoithiro Motoyama
    • H04N9/07
    • H04N9/07
    • A color television signal generating apparatus comprises a color-resolving striped filter, in a camera tube, for separating the output signal of the camera tube into required signals. Detecting means detects the envelopes of specific positive wave and negative wave signals thus separated. The output of the camera tube is a superimposed signal of a direct wave signal containing signals of three primary colors, of additional mixed colors, and a high-band component signal comprising a group of modulated color signals. This camera output signal results from the amplitude modulation of a carrier wave responsive to filter stripes in the color-resolving striped filter. The carrier wave components have a high harmonic relation relative to two primary color signals. The separating means comprises first separating means for separating the direct signal from the above mentioned superimposed signal and second separating means for separating the high-band component signal. The envelope detecting means comprises a first detector for producing a demodulated output signal in accordance with an envelope resulting from a successive connection of peak values of the positive wave of the thus separated high-band component signal. A second envelope detection means produces a demodulated output signal in accordance with an envelope resulting from a successive connection of peak values of the negative wave of the thus separated high-band component signal.
    • 彩色电视信号发生装置包括在相机管中的分色条纹滤光器,用于将相机管的输出信号分离成所需信号。 检测装置检测如此分离的特定正波和负波信号的包络。 相机管的输出是包含附加混合颜色的三原色信号的直接波信号和包括一组调制色信号的高频分量信号的叠加信号。 该相机输出信号来自响应于分色条纹滤波器中的滤光条纹的载波的幅度调制。 载波分量相对于两个原色信号具有高谐波关系。 分离装置包括用于分离直接信号与上述叠加信号的第一分离装置和用于分离高频分量信号的第二分离装置。 包络检测装置包括:第一检测器,用于根据由此分离的高频带分量信号的正波的峰值的连续连接产生的包络产生解调的输出信号。 第二包络检测装置根据由这样分离的高频带分量信号的负波的峰值的连续连接产生的包络产生解调输出信号。
    • 9. 发明授权
    • Color television signal generating apparatus
    • 彩色电视信号发生装置
    • US4277800A
    • 1981-07-07
    • US129337
    • 1980-03-11
    • Shintaro NakagakiItsuo TakanashiKoichiro MotoyamaTadayoshi MiyoshiSumio YokokawaKenichi Miyazaki
    • Shintaro NakagakiItsuo TakanashiKoichiro MotoyamaTadayoshi MiyoshiSumio YokokawaKenichi Miyazaki
    • H04N9/04H04N9/07H04N9/083
    • H04N9/07H04N9/083
    • A color television signal generating apparatus comprises a color-resolving striped filter, in a camera tube, for separating the output signal of the camera tube into required signals. The output of the camera tube is a superimposed signal comprising a direct wave signal containing signals of the three primary colors of said addition mixture color, and a high-band signal component comprising a group of modulated color signals resulting from an amplitude modulation of a carrier wave by the signals of two primary colors other than the primary color of the light transmitted through said first filter stripe, said carrier wave having a frequency equal to a space frequency determined by the number of said groups of filter stripes, and said carrier wave also having frequency components which are higher harmonics of the frequency of said carrier wave. The color television signal generating apparatus further comprises a first separation circuit for separating and deriving, out of the output signal of the camera tube, a fundamental wave component signal in which the carrier wave having the frequency equal to the space frequency is amplitude modulated, a second separation circuit for separating and deriving, out of the output signal of the camera tube, a second harmonics wave component signal in which a carrier wave having a frequency twice the space frequency is amplitude modulated, a multiplication circuit for multiplying the output signals of the first and second separation circuits, and a circuit for separating and deriving signals of two primary colors other than the primary color transmitted through the first filter stripe, responsive to the output signals of the multiplication means and the first separation circuit.
    • 彩色电视信号发生装置包括在相机管中的分色条纹滤光器,用于将相机管的输出信号分离成所需信号。 相机管的输出是包括包含所述加法混合颜色的三原色的信号的直接波信号的叠加信号,以及包括由载波的幅度调制产生的一组调制的彩色信号的高频带信号分量 通过除了通过所述第一滤波器条纹的光的原色之外的两种原色的信号波,所述载波具有等于由所述滤波器条带组的数量确定的空间频率的频率,并且所述载波也 具有作为所述载波的频率的高次谐波的频率分量。 彩色电视信号发生装置还包括第一分离电路,用于分离和导出相机管的输出信号,其中具有等于空间频率的频率的载波被幅度调制的基波分量信号,a 第二分离电路,用于分离和导出相机管的输出信号中具有频率为空间频率的两倍的载波被调幅的二次谐波分量信号;乘法电路,用于将 第一分离电路和第二分离电路,以及用于分离和导出除了通过第一滤波器条带传输的原色之外的两种原色的信号的电路,其响应于乘法装置和第一分离电路的输出信号。
    • 10. 发明授权
    • Signal processing circuit for a color television camera
    • 彩色电视摄像机信号处理电路
    • US4272779A
    • 1981-06-09
    • US004721
    • 1979-01-19
    • Shintaro NakagakiItsuo TakanashiSumio YokokawaTadayoshi MiyoshiKoichiro MotoyamaKenichi Miyazaki
    • Shintaro NakagakiItsuo TakanashiSumio YokokawaTadayoshi MiyoshiKoichiro MotoyamaKenichi Miyazaki
    • H04N9/07H04N9/04
    • H04N9/07
    • A signal processing circuit for a color television camera has filters supplied with a multiplex input signal. The direct wave signal includes a plurality of amplitude-modulated color component signals obtained from a camera tube of a color television camera. The tube filters the high-frequency components of the input signal. Detection and processing circuits detect the output signal of the high-pass filter and produce signals having restored DC components. The circuit provides gamma correction, white clipping, linear clipping, blanking signal mixing, or like signal processing with respect to the produced signal. A low-pass filter passes the input signal from the camera tube and filters the direct wave signal of the input signal. A processing circuit processes the output signals of the low-pass filter, and a matrix circuit matrixes the output signals of the detection and processing circuits to obtain three primary color signals. A color encoder provides a composite color video signal from the three primary color signals produced by the matrix circuit.
    • 用于彩色电视摄像机的信号处理电路具有提供有复用输入信号的滤波器。 直接波信号包括从彩色电视摄像机的相机管获得的多个幅度调制色分量信号。 管过滤输入信号的高频分量。 检测和处理电路检测高通滤波器的输出信号并产生具有恢复的DC分量的信号。 该电路针对所产生的信号提供伽马校正,白削波,线性削波,消隐信号混合或类似的信号处理。 低通滤波器通过来自相机管的输入信号并对输入信号的直接波信号进行滤波。 处理电路处理低通滤波器的输出信号,并且矩阵电路对检测和处理电路的输出信号进行矩阵校准,以获得三原色信号。 彩色编码器提供由矩阵电路产生的三原色信号的复合彩色视频信号。