Invention Grant
- Patent Title: Recording and reproducing device and polarization direction controlling method
- Patent Title (中): 记录和再现装置和偏振方向控制方法
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Application No.: US12562660Application Date: 2009-09-18
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Publication No.: US08144379B2Publication Date: 2012-03-27
- Inventor: Terumasa Ito , Kenji Tanaka , Atsushi Fukumoto
- Applicant: Terumasa Ito , Kenji Tanaka , Atsushi Fukumoto
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: Rockey, Depke & Lyons, LLC
- Agent Robert J. Depke
- Priority: JP2008-264170 20081010
- Main IPC: G03H1/02
- IPC: G03H1/02
Abstract:
Disclosed herein is a recording and reproducing device including: a light source; an intensity modulating section; a polarization beam splitter; a selective polarization direction controlling section; a linearly polarized light/circularly polarized light converting section; and a driving controlling section.
Public/Granted literature
- US20100091349A1 RECORDING AND REPRODUCING DEVICE AND POLARIZATION DIRECTION CONTROLLING METHOD Public/Granted day:2010-04-15
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