Method for evaluating information reproduction performance, information reproduction device, and information recording medium
US9070376B2 · kind B2 · utility
1Cited by
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12Claims
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Key dates
| Filing date | Dec 9, 2013 |
| Grant date | Jun 30, 2015 |
| Priority date | — |
| Expiry date | Dec 9, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B20/24
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for evaluating a reproduction performance which reproduces a specific pattern recording signal to measure a reproduced signal noise, and calculates an evaluated value of a reproduction performance on the basis of a frequency characteristic of the measured reproduced signal noise.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.