发明名称 |
Scheduling multiple disk requests and writing data buffers to disk |
摘要 |
An electronic image processing apparatus comprising an electronic scanner and an electronic printer for forming an image, a controller for directing the operation of the image processing means, the controller including a mass memory device for storing data to be printed, random access memory, a printer control, and a Resource Manager for ensuring access to the random access memory for conveying data from the mass memory device to the printer via the random access memory, the Resource Manager including a mass memory device scheduler to provide printer access to the random access memory, the mass memory device scheduler having a reservation queue to reserve mass memory device access at predetermined times, delay means to determine that access to the mass memory device is invalid within a given time, and means to convey disk request operations to said reservation queue in order to provide guaranteed random access mernory at predetermined times.
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申请公布号 |
US5495339(A) |
申请公布日期 |
1996.02.27 |
申请号 |
US19910746529 |
申请日期 |
1991.08.19 |
申请人 |
XEROX CORPORATION |
发明人 |
STEGBAUER, RANDALL J.;FEDERICO, ANTHONY M.;IPPOLITO, RONALD A.;COMPARETTA, CHRISTOPHER;ENZIEN, COLLEEN R.;SATHI, KITTY;LEGG, ERNEST L.;FREY, THOMAS M. |
分类号 |
H04N1/21;H04N1/32;(IPC1-7):H04N1/21;H04N1/00;H04N1/40 |
主分类号 |
H04N1/21 |
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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