发明授权
- 专利标题: Method for hybrid encapsulation of an organic light emitting diode
- 专利标题(中): 有机发光二极管的混合封装方法
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申请号: US13787550申请日: 2013-03-06
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公开(公告)号: US09397318B2公开(公告)日: 2016-07-19
- 发明人: Jrjyan Jerry Chen , Soo Young Choi
- 申请人: Applied Materials, Inc.
- 申请人地址: US CA Santa Clara
- 专利权人: Applied Materials, Inc.
- 当前专利权人: Applied Materials, Inc.
- 当前专利权人地址: US CA Santa Clara
- 代理机构: Patterson & Sheridan, LLP
- 主分类号: H01L51/56
- IPC分类号: H01L51/56 ; H01L51/52
摘要:
Methods and apparatus for encapsulating organic light emitting diode (OLED) structures disposed on a substrate using a hybrid layer of material are provided. The encapsulation methods may be performed as single or multiple chamber processes. The processing parameters used during deposition of the hybrid layer of material allow control of the characteristics of the deposited hybrid layer. The hybrid layer may be deposited such that the layer has characteristics of an inorganic material in some sublayers of the hybrid layer and characteristics of an organic material in other sublayers of the hybrid layer. Use of the hybrid material allows OLED encapsulation using a single hard mask for the complete encapsulating process with low cost and without alignment issues present in conventional processes.
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