System and method for caching inquiry data about sequential access devices
US8655977B2 · kind B2 · utility
4Cited by
30References
20Claims
0Family size
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Key dates
| Filing date | Nov 26, 2012 |
| Grant date | Feb 18, 2014 |
| Priority date | — |
| Expiry date | Nov 26, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/2895
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An intermediate device communicatively connected to a host device and a sequential device in a storage area network. The host device is configured to issue different kinds of commands to the sequential device, including an inquiry command. The sequential device is configured to sequentially process requests from the host device. The intermediate device is configured to cache inquiry data about the sequential device itself in a cache memory connected to the intermediate device and service inquiry commands from the host device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.