Apparatus and method for increased data access in a network file oriented caching system
US5682514A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 30, 1995 |
| Grant date | Oct 28, 1997 |
| Priority date | — |
| Expiry date | Nov 30, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/329
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An apparatus for increased data access in a file oriented network comprises a file server computer having an operating system, a first memory, a permanent storage memory and a processor, a cache verifying computer operably connected to the file sever computer in a manner to form a network for rapidly transferring data, the cache verifying computer having an operating system, a first memory and a processor with means for performing an operation on data stored in the permanent storage memory of the file server computer to produce a signature of the data, a remote client computer having an operating system, a first memory, a cache memory and a processor with means for performing an operation on data stored in the cache memory to produce a signature of the data, a communication server operably connecting to the remote client computer to the cache verifying computer and the file sever computer, and a comparator operably associated with the cache verifying computer for comparing the signatures of data with one another to determine whether the signature of data of the remote client is valid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.