A rasterizer 10 for converting a datastream 12 which describes a page to be printed into a rasterized pagemap bitstream 13 to be sent to a printer. The rasterization is done in four stages using parallel processors in all stages except the first, and pipelining the processors between all of the stages....http://www.google.es/patents/US5157765?utm_source=gb-gplus-sharePatente US5157765 - Method and apparatus for pipelined parallel rasterization
Method and apparatus for pipelined parallel rasterization