Bus controller, data forwarding system, and method for controlling buses

    公开(公告)号:US09846668B2

    公开(公告)日:2017-12-19

    申请号:US14730295

    申请日:2015-06-04

    Abstract: The first buffers forward data from the first device to the respective corresponding second devices through the respective buses while the second buffers forward data from the respective corresponding second devices to the first device through the respective buses. In response to a simultaneous data transmission request to simultaneously transmit data from the first device to the second devices, the switch controller switches the first buffer into a data-forwarding enable state, and switches the second buffer into a data-forwarding disable state, for simultaneous data transmission from the first device to the plurality of the second devices. The pseudo-response generator generates pseudo-response signals acting as a plurality of response signals that the second devices transmit to the first device as a result of the simultaneous data transmission, and transmits the plurality of the pseudo-response signals to the first device. This configuration achieves simultaneous access to multiple devices.

    SESSION RELIABILITY FOR A REDIRECTED USB DEVICE

    公开(公告)号:US20170339234A1

    公开(公告)日:2017-11-23

    申请号:US15162019

    申请日:2016-05-23

    Abstract: Session reliability can be improved when a USB device is redirected over a remote session. If a remote session is disconnected while a USB device is redirected over the remote session, a server-side agent and a client-side proxy will both receive a session disconnection notification. In response to this session disconnection notification, the agent and the proxy can each queue any I/O requests pertaining to a USB device that was being redirected over the now-disconnected remote session and commence waiting for a specified period of time. If the disconnected remote session is restored within the specified period of time, the agent and the proxy can send the queued I/O requests over the remote session. Otherwise, the agent and proxy can cause the queued I/O requests to be completed with the proper error status or discarded and can take appropriate steps to remove the device from the server and connect the device to the client.

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