发明名称 |
METHOD AND APPARATUS FOR DOUBLE BUFFERING AND COLOUR SELECTION UTILIZING WINDOWS |
摘要 |
A computer system comprising a display memory, a window identification memory, logic circuitry for ascertaining that information to be stored at each position of the display memory is in the correct window by comparing the window number in the window identification memory with the window number of information to be sent to the display memory, and a window identification look-up table activated by window identification signals for providing an output to select the number of bits of color information to be output from the display memory to provide color information for an output device.
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申请公布号 |
CA2015725(C) |
申请公布日期 |
1993.10.26 |
申请号 |
CA19902015725 |
申请日期 |
1990.04.30 |
申请人 |
SUN MICROSYSTEMS, INC. |
发明人 |
CARRIE, SUSAN E.;ERGENE, SERDAR;GOSLING, JAMES |
分类号 |
G06F3/14;G09G5/00;G09G5/06;G09G5/14;G09G5/397;G09G5/399;(IPC1-7):G06F3/14;G06F13/42 |
主分类号 |
G06F3/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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