发明授权
- 专利标题： Raster assembly processor
- 专利标题（中）： 光栅组件处理器
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申请号： US253269申请日： 1988-10-04
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公开(公告)号： US4947257A公开(公告)日： 1990-08-07
- 发明人: Antonio Fernandez , Hugo P. Gaggioni , Martin J. Jaquez , John D. Robbins , E. Scott Soper
- 申请人： Antonio Fernandez , Hugo P. Gaggioni , Martin J. Jaquez , John D. Robbins , E. Scott Soper
- 申请人地址： NJ Livingston
- 专利权人： Bell Communications Research, Inc.
- 当前专利权人： Bell Communications Research, Inc.
- 当前专利权人地址： NJ Livingston
- 主分类号： G09G1/16
- IPC分类号： G09G1/16 ; G09G5/14
摘要：
A system for combining a plurality of video signals and various forms of still imagery such as text or graphics into a single high resolution display is disclosed. The invention system utilizes a multiport memory and a key based memory access system to flexibly compose a multiplicity of video signals and still images into a full color high definition television display comprising a plurality of overlapping windows.