Disc drive testing device and test method
US8363525B1 · kind B1 · utility
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11Claims
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Key dates
| Filing date | Dec 15, 2011 |
| Grant date | Jan 29, 2013 |
| Priority date | — |
| Expiry date | Dec 15, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B19/06
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A testing device for testing read performance of a disc drive, includes a receiving unit, a cache and a detecting unit. The receiving unit receives images obtained by the disc drive. The cache temporarily stores the received images. The detecting unit detects the number of the images in the cache and generates a detecting signal to indicate that there is an abnormity if the number of the images in the cache is less than a preset value. A test method for testing read performance of disc drive is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.