| 摘要 |
Device for composing colour component signals from luminance and chrominance signals, comprising means for calculating relations linking the luminance and chrominance to the colour components, characterised in that the said means of calculation are logic means comprising means 40, 41, 42 for decoding the luminance and chrominance signals, and means 43, 44, 45, 46 for matrixing the said decoded luminance and chrominance signals, in accordance with the relations established between the luminance and chrominance on the one hand and the colour components on the other. <IMAGE>
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