Invention Grant
- Patent Title: Optical device and method related thereto
- Patent Title (中): 光学装置及其相关方法
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Application No.: US12567177Application Date: 2009-09-25
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Publication No.: US08050524B2Publication Date: 2011-11-01
- Inventor: Takashi Shiraishi
- Applicant: Takashi Shiraishi
- Applicant Address: JP Kawasaki
- Assignee: Fujitsu Limited
- Current Assignee: Fujitsu Limited
- Current Assignee Address: JP Kawasaki
- Agency: Staas & Halsey LLP
- Priority: JP2008-247207 20080926
- Main IPC: G02B6/12
- IPC: G02B6/12 ; B29D11/00 ; H01L21/00
Abstract:
An optical device includes an electrooptic crystal substrate, a polarization-inverted region formed in a part of the electrooptic crystal substrate, an optical waveguide formed in the electrooptic crystal substrate, and a groove for relaxing stress disposed between a domain wall of the polarization-inverted region and the optical waveguide.
Public/Granted literature
- US20100080507A1 OPTICAL DEVICE AND METHOD RELATED THERETO Public/Granted day:2010-04-01
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