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VIDEO SIGNAL TRANSMITTING DEVICE AND TRANSMISSION VIDEO SIGNAL GENERATING PROGRAM, VIDEO SIGNAL RECEIVING DEVICE AND TRANSMISSION VIDEO SIGNAL CONVERTING PROGRAM AND VIDEO SIGNAL TRANSMITTING SYSTEM
VIDEO SIGNAL TRANSMITTING DEVICE AND TRANSMISSION VIDEO SIGNAL GENERATING PROGRAM, VIDEO SIGNAL RECEIVING DEVICE AND TRANSMISSION VIDEO SIGNAL CONVERTING PROGRAM AND VIDEO SIGNAL TRANSMITTING SYSTEM
PROBLEM TO BE SOLVED: To provide a video signal transmitting device that prevents a reduction in SN ratio due to compression and expansion of nonlinear conversion while executing constant luminance transmission satisfying constant luminance principle.;SOLUTION: The video signal transmitting device 1 includes: a luminance signal generating means 10 for generating a luminance signal by mixing color signals of linear signals; a band limiting means 11 for extracting a signal of a low frequency component from a red signal and a blue signal; a downsampling means 12 for downsampling each of the extracted signals; a nonlinear conversion means 13 for converting each of the downsampled signals and the luminance signal generated by the luminance signal generating means 10 into a nonlinear signal. The nonlinear luminance signal, the low band nonlinear red signal and the low band nonlinear blue signal are used as video signals for transmission.;COPYRIGHT: (C)2011,JPO&INPIT
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