Title:
HOLOGRAM REPRODUCTION METHOD
Document Type and Number:
WIPO Patent Application WO/2011/016085
Kind Code:
A1
Abstract:
Provided is a hologram reproduction method including: a step of applying a reference light R to a hologram (160) formed on a recording medium (140) by using the reference light R and a sub reference light A, so as to extract a reproduced light P and a position detection light L; and a step of detecting a position detection light L by a photodetector (120) and controlling the relative angle of the reference light R with respect to the recording medium (140) so that the position detection light L is arranged at the center of the photodetector (120).
Inventors:
SHIRATSUCHI MASATAKA
OKANO HIDEAKI
OKANO HIDEAKI
Application Number:
PCT/JP2009/003729
Publication Date:
February 10, 2011
Filing Date:
August 05, 2009
Export Citation:
Assignee:
TOSHIBA KK (JP)
SHIRATSUCHI MASATAKA
OKANO HIDEAKI
SHIRATSUCHI MASATAKA
OKANO HIDEAKI
International Classes:
G11B7/0065; G03H1/26; G11B7/135
Foreign References:
| JP2009080906A | 2009-04-16 | |||
| JP2006162928A | 2006-06-22 |
Attorney, Agent or Firm:
SAGOI MASAYUKI (JP)
Masayuki Sunai (JP)
Masayuki Sunai (JP)
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