发明授权
- 专利标题： Optical device, optical hybrid circuit, and optical receiver
- 专利标题（中）： 光学器件，光学混合电路和光学接收器
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申请号： US12956156申请日： 2010-11-30
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公开(公告)号： US08787713B2公开(公告)日： 2014-07-22
- 发明人: Seok-Hwan Jeong
- 申请人： Seok-Hwan Jeong
- 申请人地址： JP Kawasaki
- 专利权人： Fujitsu Limited
- 当前专利权人： Fujitsu Limited
- 当前专利权人地址： JP Kawasaki
- 代理机构： Fujitsu Patent Center
- 优先权： JP2009-273778 20091201
- 主分类号： G02F1/035
- IPC分类号： G02F1/035 ; G02B6/26
摘要：
According to aspects of embodiments, an optical device includes a first coupler configured to split an optical signal; a second coupler configured to cause optical signals to interfere with each other, a first waveguide configured to couple the first coupler to the second coupler, the first waveguide includes a first phase shifter region having a section narrower in width than an end of the first phase shifter region, the second waveguide includes a second phase shifter region having a section wider in width than an end of the second phase shifter region.
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