Invention Grant
- Patent Title: Optical printed circuit board, a method of making an optical printed circuit board and an optical waveguide
- Patent Title (中): 光学印刷电路板，制造光学印刷电路板和光波导的方法
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Application No.: US13034468Application Date: 2011-02-24
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Publication No.: US08731343B2Publication Date: 2014-05-20
- Inventor: Richard C. A. Pitwon
- Applicant: Richard C. A. Pitwon
- Applicant Address: GB Havant
- Assignee: Xyratex Technology Limited
- Current Assignee: Xyratex Technology Limited
- Current Assignee Address: GB Havant
- Agency: Pillsbury Winthrop Shaw Pittman LLP
- Main IPC: G02B6/10
- IPC: G02B6/10 ; G02B6/12
Abstract:
An optical printed circuit board, including at least one optical waveguide for carrying optical signals on the optical printed circuit board; and a trench formed adjacent the at least one optical waveguide, wherein the trench contains a light absorptive material to absorb light that strays from the at least one waveguide.
Public/Granted literature
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