- 专利标题： Backlight module with shim for compensating step difference, display apparatus and electronic drawing board
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申请号： US15576640申请日： 2017-04-26
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公开(公告)号： US10422945B2公开(公告)日： 2019-09-24
- 发明人: Xiaoming Meng , Hui Wang , Zhiyuan Zheng
- 申请人： BOE Technology Group Co., Ltd. , Hefei BOE Optoelectronics Technology Co., Ltd.
- 申请人地址： CN Beijing CN Anhui
- 专利权人： BOE TECHNOLOGY GROUP CO., LTD.,HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD
- 当前专利权人： BOE TECHNOLOGY GROUP CO., LTD.,HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO., LTD
- 当前专利权人地址： CN Beijing CN Anhui
- 代理机构： Westman, Champlin & Koehler, P.A.
- 优先权： CN201620434031U 20160511
- 国际申请： PCT/CN2017/081997 WO 20170426
- 国际公布： WO2017/193812 WO 20171116
- 主分类号： G09G3/34
- IPC分类号： G09G3/34 ; F21V8/00 ; G06F3/046
摘要：
There are provided a backlight module, a display apparatus and an electronic drawing board. The backlight module includes a light guide plate, a printed circuit board located on a side of the light guide plate facing away from a light exit side thereof and having a wiring protrusion protruding from a surface of the printed circuit board. A shim is disposed between the light guide plate and the printed circuit board and configured to partially compensate a step difference formed due to the wiring protrusion.
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