发明名称 Method and system for processing image data stored in RGB form
摘要 In an image reproducing system, a memory stores B (Blue), G (Green) and R (Red) color component data instead of color separation data Y (Yellow), M (Magenta), C (Cyan) and K (Black) thus permitting the use of a reduced storage capacity memory. The B, G, R signals are converted to Y, M, C, K for output to a recording module, while internal processing is performed on the B, G, R signals. Screen tint generation or flat tone generation operations are performed on the B, G, R data as needed, at least one of the B, G, R signals being specially encoded to identify generation of a flat tone.
申请公布号 US4642680(A) 申请公布日期 1987.02.10
申请号 US19830528891 申请日期 1983.09.02
申请人 DAINIPPON SCREEN MFG. CO., LTD. 发明人 YAMADA, MITSUHIKO
分类号 H04N1/21;G03F3/08;G06F17/50;H04N1/387;H04N1/46;H04N1/48;H04N1/52;H04N1/62;(IPC1-7):H04N1/46 主分类号 H04N1/21
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