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Aliasing effect on CCD professional TV cameras

机译:CCD专业电视摄像机的混叠效果

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Advances in semiconductor technology mean that the broadcast quality charge-coupled device (CCD) television camera can compete with the TV tube camera. Although a CCD sensor is an analog device, it needs digital circuits to drive discrete charges to the output registers and transfer the optical picture into an electrical video signal. Through this development the professional CCD television camera has high sensitivity, better noise suppression, a better signal to noise ratio, better dynamic resolution good spectral response and less aliasing. The authors discuss resolution, camera response, signal-to-noise ratio, sensitivity and aliasing effects measured on the professional television cameras JVC KY 25 with Fujinon lenses and 728(H) x 587(V) CCD interline sensors.
机译:半导体技术的进步意味着广播质量的电荷耦合器件(CCD)电视摄象机可以与电视摄象机摄象机竞争。尽管CCD传感器是一种模拟设备,但它需要数字电路将离散电荷驱动到输出寄存器,并将光学图像转换成电子视频信号。通过这种发展,专业的CCD电视摄像机具有高灵敏度,更好的噪声抑制,更好的信噪比,更好的动态分辨率,良好的光谱响应和更少的混叠。作者讨论了在具有Fujinon镜头和728(H)x 587(V)CCD线间传感器的专业电视摄像机JVC KY 25上测得的分辨率,摄像机响应,信噪比,灵敏度和混叠效应。

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