Invention Grant
- Patent Title: Optical module
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Application No.: US16496354Application Date: 2019-08-19
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Publication No.: US10942319B2Publication Date: 2021-03-09
- Inventor: Xuxia Liu , Shijian Ben
- Applicant: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES CO., LTD.
- Applicant Address: CN Shandong
- Assignee: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES CO., LTD.
- Current Assignee: HISENSE BROADBAND MULTIMEDIA TECHNOLOGIES CO., LTD.
- Current Assignee Address: CN Shandong
- Agency: Hamess, Dickey & Pierce, P.L.C.
- Priority: CN201810942487.3 20180817
- International Application: PCT/CN2019/101399 WO 20190819
- International Announcement: WO2020/035074 WO 20200220
- Main IPC: G02B6/42
- IPC: G02B6/42 ; H04B10/40 ; H04B10/50

Abstract:
The present application provides an optical module, including a laser, a laser driving chip, and a lens component disposed above the laser and the laser driving chip, where an inner cavity wall of the lens component that faces towards the laser and the laser driving chip is provided with a transmitting lens; a surface of the transmitting lens and the inner cavity wall around the transmitting lens are coated with a reflective film; and there is no reflective film coated on a part or entire of a region, of the inner cavity wall of the lens unit, which is irradiated by a secondarily reflected laser light.
Public/Granted literature
- US20200285004A1 OPTICAL MODULE Public/Granted day:2020-09-10
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