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公开(公告)号:US11270974B2
公开(公告)日:2022-03-08
申请号:US16709750
申请日:2019-12-10
申请人: FLEX LTD
发明人: Cheng Yang , Dongkai Shangguan , Li Yao
IPC分类号: H01L21/50 , H01L23/00 , H05K1/02 , H01L23/367
摘要: An electronic component and a method of manufacturing an electronic component, the method including surface mounting electronic components to a printed circuit board (PCB), applying a flip-chip die integrated circuit (IC) to the PCB and underfilling the flip-chip IC to secure the PCB. The method also includes sintering a copper block to the PCB, where the copper block is in thermal communication with the IC and acts as a thermal path for removing heat generated by the flip-chip IC.
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公开(公告)号:US20210193543A1
公开(公告)日:2021-06-24
申请号:US16793788
申请日:2020-02-18
申请人: Flex Ltd.
发明人: Weifeng Liu , Jesus A. Tan , William L. Uy , Dongkai Shangguan
摘要: Methods, devices, and systems are provided for the molding and encapsulation of flexible electronic devices. The encapsulation includes providing a mold shell made from an encapsulation material, positioning a flexible electronic device in the mold shell, and dispensing an encapsulant, in a liquid form, around the flexible electronic device. The mold shell, the dispensed encapsulant, and the electronic device forms an integral encapsulation package when the encapsulant is cured. The mold shell and the encapsulant may be made from a same material and, once cured, become an integral part of the encapsulated flexible electronic device.
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公开(公告)号:US10896877B1
公开(公告)日:2021-01-19
申请号:US16221256
申请日:2018-12-14
申请人: Flex Ltd.
发明人: Cheng Yang , Dongkai Shangguan , Bo Li , Venkat Iyer
IPC分类号: H01L23/538 , H01L23/00 , H01L21/56 , H01L23/498 , H01L23/522 , H01L23/532 , H01L23/31
摘要: An improved SiP structure includes one or more interposers positioned to form a center cavity into which one or more electronic components can be mounted. The improved SiP structure provides a reduced footprint using the one or more interposers and formed center cavity without the need of laser drilling, exposed molding, and/or double side molding.
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公开(公告)号:US20220330435A1
公开(公告)日:2022-10-13
申请号:US17719348
申请日:2022-04-12
申请人: FLEX LTD
发明人: Dongkai Shangguan , David Geiger , Venkat Iyer , Cheng Yang
摘要: Methods include receiving at least one electronic device including a sensor or an emitter, placing a cover over the sensor or emitter, placing the electronic device, including the cover, into a transfer mold system, encapsulating the electronic device with charge material, and removing a portion of the encapsulating charge material and the cover to expose the sensor or emitter to the environment.
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公开(公告)号:US20210321524A1
公开(公告)日:2021-10-14
申请号:US17228893
申请日:2021-04-13
申请人: Flex Ltd.
发明人: Weifeng Liu , Jesus A. Tan , William L. Uy , Dongkai Shangguan
摘要: Methods, devices, and systems are provided for the encapsulation of electronic devices. The encapsulation includes positioning an electronic device in a cavity of a mold, and screen or stencil printing an encapsulant, in a liquid form, around the flexible electronic device. The mold is of a sufficient thickness to allow the encapsulant to completely cover electronic components mounted on a first surface of the electronic device.
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公开(公告)号:US11682603B2
公开(公告)日:2023-06-20
申请号:US17212525
申请日:2021-03-25
申请人: Flex Ltd.
发明人: Cheng Yang , Dongkai Shangguan
IPC分类号: H01L23/373 , H01L23/367 , H01L21/66 , H01L21/48 , B23K1/00 , H01L25/065
CPC分类号: H01L23/373 , B23K1/0008 , H01L21/4882 , H01L22/12 , H01L23/367 , H01L25/0655 , H01L23/3675 , H01L23/3737
摘要: An electronic system includes a plurality of heat sources. At least two of the plurality of heat sources vary in height and each of the plurality of heat sources includes a first side and a second side. The electronic system also includes a substrate having a first side and a second side. The second side of each of the plurality of heat sources is positioned adjacent to the first side of the substrate. The electronic system further includes a cover member provided above the plurality of heat sources and a sintering thermal interface material provided between the cover member and the first side of one of the at least two heat sources that vary in height.
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公开(公告)号:US11493414B2
公开(公告)日:2022-11-08
申请号:US17065403
申请日:2020-10-07
申请人: Flex Ltd.
发明人: Weifeng Liu , Jesus A. Tan , William L. Uy , Dongkai Shangguan
摘要: Methods, devices, and systems for testing the flexibility of a sample such as an electronic device are provided herein. A testing system can have a motor operably connected to a mandrel such that the motor causes the mandrel to accurately and precisely rotate and cause the sample to conform to an outer surface of the mandrel. Moreover, a proximal end of the sample is secured to the outer surface of the mandrel, and the opposing distal end is controlled by a retractable holder such that the entire sample is subjected to a constant bend radius as the mandrel rotates. Other aspects and features such as controlling the environment around the mandrel and securing small samples to the mandrel are also described herein.
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公开(公告)号:US11289393B2
公开(公告)日:2022-03-29
申请号:US16793788
申请日:2020-02-18
申请人: Flex Ltd.
发明人: Weifeng Liu , Jesus A. Tan , William L. Uy , Dongkai Shangguan
摘要: Methods, devices, and systems are provided for the molding and encapsulation of flexible electronic devices. The encapsulation includes providing a mold shell made from an encapsulation material, positioning a flexible electronic device in the mold shell, and dispensing an encapsulant, in a liquid form, around the flexible electronic device. The mold shell, the dispensed encapsulant, and the electronic device forms an integral encapsulation package when the encapsulant is cured. The mold shell and the encapsulant may be made from a same material and, once cured, become an integral part of the encapsulated flexible electronic device.
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公开(公告)号:US20210125958A1
公开(公告)日:2021-04-29
申请号:US16709750
申请日:2019-12-10
申请人: FLEX LTD
发明人: Cheng Yang , Dongkai Shangguan , Li Yao
IPC分类号: H01L23/00 , H01L23/367 , H05K1/02
摘要: An electronic component and a method of manufacturing an electronic component, the method including surface mounting electronic components to a printed circuit board (PCB), applying a flip-chip die integrated circuit (IC) to the PCB and underfilling the flip-chip IC to secure the PCB. The method also includes sintering a copper block to the PCB, where the copper block is in thermal communication with the IC and acts as a thermal path for removing heat generated by the flip-chip IC.
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公开(公告)号:US20210100106A1
公开(公告)日:2021-04-01
申请号:US16709743
申请日:2019-12-10
申请人: FLEX LTD
发明人: Dongkai Shangguan , David Geiger , Venkat Iyer , Cheng Yang
摘要: Methods include receiving at least one electronic device including a sensor or an emitter, placing a cover over the sensor or emitter, placing the electronic device, including the cover, into a transfer mold system, encapsulating the electronic device with charge material, and removing a portion of the encapsulating charge material and the cover to expose the sensor or emitter to the environment.
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