作者: 文夫 小山 , Fumio Koyama
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摘要: PROBLEM TO BE SOLVED: To provide a color converting apparatus which is made compact by reducing the number of multipliers and attains stabile gray balance. SOLUTION: A circuit 110 comprises 3D-LUT 10, tetrahedron selection part 20, low-order bit selective output 30 an interpolation arithmetic operation 40. The 40 for achieving processing based on expression: P=K+(W-K)×x f /E-(W-T)×(x -z )/E-(T-S)×(x -y )/E. COPYRIGHT: (C)2008,JPO&INPIT