发明名称 |
Data transfer device, method of transferring data, and image forming apparatus |
摘要 |
A data transfer device controls data transfer performed through a bus capable of separately processing a request and a response. The data transfer device include a plurality of access control units that produce a data transfer process according to the request; and an arbitration unit that performs arbitration between the requests issued by the plurality of access control units so as to determine a request to be accepted among those requests. The arbitration unit sets an arbitration prohibited period in which the arbitration is prohibited for a designated period and accepts only the request issued by a designated access control unit among the plurality of access control units during the arbitration prohibited period.
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申请公布号 |
US2012047299(A1) |
申请公布日期 |
2012.02.23 |
申请号 |
US201113137453 |
申请日期 |
2011.08.17 |
申请人 |
SASAKI FUMIHIRO;RICOH COMPANY, LIMITED |
发明人 |
SASAKI FUMIHIRO |
分类号 |
G06F13/18 |
主分类号 |
G06F13/18 |
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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