JP2012138694A5

JP2012138694A5 -

Info

Publication number: JP2012138694A5
Application number: JP2010288707A
Authority: JP
Filing date: 2010-12-24
Publication date: 2014-01-30
Anticipated expiration: 2030-12-24

Description

上記の課題を解決するために、請求項１に記載のクライアント装置は、アイソクロナス転送可能なデバイスがローカル接続されているデバイス制御装置に、ネットワークを介して接続されたクライアント装置であって、前記デバイスに対するデータ出力を指示する出力要求指示手段と、前記デバイスが直接接続されているようにシミュレートする仮想化制御手段と、前記出力要求指示手段から前記デバイスに対してアイソクロナス転送によるデータ出力要求が指示されると、アイソクロナス出力要求を生成する出力要求生成手段と、前記出力要求生成手段で生成された前記アイソクロナス出力要求に対する応答情報を前記出力要求指示手段に通知する応答情報通知手段と、前記仮想化制御手段により前記デバイス制御装置に対して、前記出力要求生成手段で生成されたアイソクロナス出力要求をアイソクロナス転送によって送信する通信制御手段と、前記出力要求生成手段で生成されたアイソクロナス出力要求に対する前記デバイスの応答情報を擬製し、前記通信制御手段によって前記アイソクロナス出力要求が送信された後、所定時間が経過すると、当該擬製されたデバイスの応答情報を前記応答情報通知手段に通知するダミー応答通知手段と、を備えることを特徴とする。 In order to solve the above problem, the client apparatus according to claim 1 is a client apparatus connected via a network to a device control apparatus to which a device capable of isochronous transfer is locally connected, and the device data output request directed by isochronous transfer and output request instruction means for instructing a data output, and a virtualization control unit which simulated as the device is connected directly to the device from the output request instruction means for When an output request generating means for generating an isochronous output request, and the response information notifying means for notifying the response information in response to the output request the isochronous output request generated by the generating means to the output request instruction means, said virtualization to the device control apparatus by the control means, said output And communication control means for transmitting an isochronous output requests generated by the determined generation means by isochronous transfer, and imitation response information of the device to isochronous output requests generated by the output request generating means, the isochronous by the communication control means after the output request is transmitted a predetermined time, characterized in that it comprises a dummy response notification means for notifying the response information of the imitation devices in the response information notifying means.

Claims

A client device connected via a network to a device control device to which a device capable of isochronous transfer is locally connected,
Output request instruction means for instructing data output to the device;
A virtualization control unit which simulated as the device is connected directly,
When the data output request is indicated by the isochronous transfer to the device from the output request instruction unit, an output request generating means for generating an isochronous output request,
Response information notification means for notifying the output request instruction means of response information for the isochronous output request generated by the output request generation means;
Communication control means for transmitting the isochronous output request generated by the output request generating means by isochronous transfer to the device control apparatus by the virtualization control means;
And imitation response information of the device to isochronous output requests generated by the output request generating means, after the isochronous output request is transmitted by said communication control means, when a predetermined time has elapsed, the response of the imitation devices A client device comprising: dummy response notification means for notifying information to the response information notification means.

Individual information identifying means for identifying the device, further comprising individual information identification means for identifying a device connected to the device control apparatus based on the individual information,
The isochronous output request is:
The client apparatus according to claim 1, further comprising individual information of the device identified by the individual information identification unit.

Device dummy response notification means, wherein the information contained in the isochronous output request, which calculates the interval time based on the information of the frame specified according to the device, in accordance with the interval time, is the imitation the client device according to claim 1 or 2, characterized in that the notification of the response information.

The dummy response notification means, received from the device controller, based on the correction value for correcting the delay in the network, according to claim 1, characterized in that to adjust the notification interval of the imitation responses Information 4. The client device according to any one of items 1 to 3 .

A device control method in a client device connected via a network to a device control device to which a device capable of isochronous transfer is locally connected,
A virtualization control step of simulating the virtualization control means to be directly connected to the device;
When an output request generation unit instructs the device to output a data output request by isochronous transfer from a control program for controlling the device, an output request generation step of generating an isochronous output request ;
A response information notifying step for notifying the control program of response information for the isochronous output request generated in the output request generating step by a response information notifying unit ;
A communication control means for transmitting, by isochronous transfer, the isochronous output request generated in the output request generating step to the device control apparatus by the virtualization control step;
A dummy response generating step in which dummy response notifying means forges the response information of the device to the isochronous output request generated in the output request generating step;
A dummy response for notifying the control program of the response information of the device forged in the dummy response generating step when a predetermined time has elapsed after the isochronous output request is transmitted in the communication control step by the dummy response notifying unit. And a notification step.

The individual information identifying unit further acquires individual information for identifying the device, and further includes an individual information identifying step for identifying a device connected to the device control apparatus based on the individual information.
The isochronous output request is:
The device control method according to claim 5, further comprising individual information of the device identified in the individual information identification step.

In the dummy response notification step, the information contained in the isochronous output request, to calculate the interval time based on the information of the frame specified according to the device, in accordance with the interval time, is the imitation device The device control method according to claim 5 , wherein notification of response information is performed.

In the dummy response notification step, based on the correction value for correcting the delay in the network received from the device control apparatus according to claim 5 or, characterized in that to adjust the notification interval of the imitation responses Information 8. The device control method according to any one of 7 above.

Configuration and the client device according to any one of claims 1 to 4, a device control device connected to the client via the network, locally connected to the device controller from a device capable isochronous transfer, A device control system,
The device controller is
Output request receiving means for receiving the isochronous output request from the client device;
Output request transmitting means for transmitting the isochronous output request to the device identified by the isochronous output request received by the output request receiving means;
Response information receiving means for receiving response information for the isochronous output request from the device that has transmitted the isochronous output request;
Response information discarding means for discarding the response information received by the response information receiving means.