- 专利标题: Filter package structure and method for preparing same
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申请号: US18472244申请日: 2023-09-22
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公开(公告)号: US11996379B1公开(公告)日: 2024-05-28
- 发明人: Guoqiang Li
- 申请人: GUANGZHOU AIFO LIGHT COMMUNICATION TECHNOLOGY COMPANY LTD.
- 申请人地址: CN Guangzhou
- 专利权人: GUANGZHOU AIFO LIGHT COMMUNICATION TECHNOLOGY COMPANY LTD.
- 当前专利权人: GUANGZHOU AIFO LIGHT COMMUNICATION TECHNOLOGY COMPANY LTD.
- 当前专利权人地址: CN Guangzhou
- 优先权: CN 2310581348.3 2023.05.23
- 主分类号: H03H9/64
- IPC分类号: H03H9/64 ; H01L23/00 ; H01L23/31
摘要:
A filter package structure includes: a die substrate, a substrate, a solder resist layer, a package layer, and a conductive structure disposed; wherein the solder resist layer is disposed on the substrate, and a plurality of channels are formed in the solder resist layer, each of the channels being provided with a solder; the conductive structure includes a seal wall and a support electrode, the seal wall and one terminal of the support electrode being connected to the substrate via the solder; and the die substrate is provided with a filter, wherein the seal wall is disposed around a periphery of the filter, the die substrate, the substrate and the seal wall enclose to define an enclosed chamber, the support electrode is disposed in the enclosed chamber, and the package layer is disposed on a periphery, far away from the enclosed chamber, of the die substrate.
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