发明授权
US07680944B1 Rapid transport service in a network to peripheral device servers
有权
在网络中快速传输服务到外围设备服务器
- 专利标题: Rapid transport service in a network to peripheral device servers
- 专利标题(中): 在网络中快速传输服务到外围设备服务器
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申请号: US10788959申请日: 2004-02-27
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公开(公告)号: US07680944B1公开(公告)日: 2010-03-16
- 发明人: Ehassan Taghizadeh , Grant B. Edwards , Kurt Robideau , Stephen P. Erler
- 申请人: Ehassan Taghizadeh , Grant B. Edwards , Kurt Robideau , Stephen P. Erler
- 申请人地址: US MN Maple Grove
- 专利权人: Comtrol Corporation
- 当前专利权人: Comtrol Corporation
- 当前专利权人地址: US MN Maple Grove
- 代理机构: Kinney & Lange, P.A.
- 主分类号: G06F15/16
- IPC分类号: G06F15/16 ; G06F9/44 ; G06F9/46 ; G06F13/28 ; G06F13/12 ; G06F13/38 ; H04L12/28 ; H04L12/56 ; G08C19/00 ; G06F15/167 ; G06F15/173 ; G06F3/00 ; G06F13/00 ; G06F5/00 ; H04L12/50 ; H04Q11/00 ; H03M9/00
摘要:
A low latency peripheral device sharing system has a host computer with an operating system, a kernel memory buffer, applications, device specific drivers, and a peripheral server driver. The server driver intercepts function calls invoking the local serial ports, and passes standard serial data from the application to a local area network. A device server on the local area network reads the data using a hybrid read block (semi-blocking read), and writes the data to the FIFO registers of the serial device and the remaining data to a queue for the serial device. Finally, the device server times the serial data and returns an intercharacter interval timer flag to the host computer to terminate a read operation.
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