Hologram recording method and hologram recording device
US7835052B2 · kind B2 · utility
1Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 14, 2006 |
| Grant date | Nov 16, 2010 |
| Priority date | — |
| Expiry date | May 2, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2001/0204
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
There is proposed a hologram recording method that includes: generating signal light by superimposing a periodic intensity distribution or phase distribution on an intensity distribution of light that expresses binary digital data as a light/dark image; Fourier transforming the signal light; illuminating Fourier transformed signal light and reference light simultaneously on an optical recording medium; and recording the signal light as a hologram.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.