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Apparatus method for testing opening state for hole in semiconductor device
The present invention is accomplished to solve the above-mentioned problems. Therefore, an object of the present invention is to provide a method for testing an opening ...
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Noise reduction system for color television signal
According to one feature of this invention, there is provided a noise reduction system for a color television video signal comprising a memory for storing a first one ...
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Frequency converter for a digital chrominance modulator
It is an object of the present invention to provide a frequency converter circuit for converting color signals converted from Hi-Vision RGB signals into a carrier ...
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Method and apparatus for video signal interpolation and progressive scan conversion
FIG. 1 shows scanned pixels in the vertical-temporal (v, t) plane. The small circles mark the pixels of the interlace input signal, for example 625/50/2:1 (i.e., 625 ...
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Method for electronic image dynamic range and contrast modification
Image luminance first is separated into high and low frequency components. The low frequency component is processed through mathematical operators, processing elements, ...
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Video signal processing apparatus for videotape recorder/reproducer capable of effecting vertical (and horizontal) emphasis and deemphasis on chrominance signals
In view of the aforesaid problems of the conventional video tape recorder/reproducer, it is an object of the present invention to provide a video signal processing ...
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Multi-format digital image pickup apparatus
OF THE PREFERRED EMBODIMENTS FIG. 1 is a diagram of an image pickup apparatus according to the first embodiment of the present invention. The image pickup apparatus ...
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Image pickup apparatus
The present invention has been made to solve the above-mentioned problems, and has as its first object to provide an image pickup apparatus, which can precisely and ...
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Visible light and near infrared imaging device
What is claimed is: 1. An imaging device comprising: an addressing means; an array of optoelectronic semiconductor elements selectively connected to the addressing means;...
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Noise reduction system for color television signal
What is claimed is: 1. A noise reduction system for reducing noise contained in a television video signal, said system comprising: memory means for storing the video ...
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