Patents Assigned to Zhuhai ACCESS Semiconductor Co., Ltd.
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Patent number: 12148676Abstract: Disclosed is an embedded chip package, comprising at least one chip and a frame surrounding the at least one chip, the chip having a terminal face and a back face separated by a height of the chip, the frame having a height equal to or larger than the height of the chip, wherein the gap between the chip and the frame is fully filled with a photosensitive polymer dielectric, the terminal face of the chip being coplanar with the frame, a first wiring layer being formed on the terminal face of the chip and a second wiring layer being formed on the back face of the chip. Moreover, a method for manufacturing an embedded chip package is disclosed.Type: GrantFiled: November 14, 2023Date of Patent: November 19, 2024Assignee: Zhuhai ACCESS Semiconductor Co., Ltd.Inventors: Xianming Chen, Jindong Feng, Benxia Huang, Lei Feng, Wenshi Wang
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Publication number: 20240321594Abstract: An embedded magnet frame, an integrated structure and a manufacturing method are disclosed. The manufacturing method includes: manufacturing conductive metal columns, a first sacrificial block and a second sacrificial block on a surface of a bearing plate; laminating a first dielectric layer on the surface of the bearing plate so that the first dielectric layer covers the conductive metal columns, the first sacrificial block and the second sacrificial block; thinning the first dielectric layer to expose surfaces of the conductive metal columns, the first sacrificial block and the second sacrificial block; etching the first sacrificial block and the second sacrificial block to form corresponding first and second mounting cavities, the second mounting cavity being used for mounting a chip; filling the first mounting cavity with magnetic slurry to form an embedded magnet; and removing the bearing plate to form an embedded magnet frame.Type: ApplicationFiled: March 21, 2024Publication date: September 26, 2024Applicant: Zhuhai ACCESS Semiconductor Co., Ltd.Inventors: Xianming CHEN, Xiaowei XU, Yejie HONG, Benxia HUANG, Gao HUANG, Dongfeng ZHANG, Jindong FENG
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Patent number: 12074115Abstract: Disclosed are a heat dissipation-electromagnetic shielding embedded packaging structure, a manufacturing method thereof, and a substrate. The heat dissipation-electromagnetic shielding embedded packaging structure includes: a dielectric layer including an upper surface and a lower surface, wherein at least one hollow cavity unit is disposed inside the dielectric layer; an insulating layer disposed in the hollow cavity unit, wherein the hollow cavity unit is partially filled with the insulating layer; an electronic element, wherein one end is embedded in the insulating layer, the other end is exposed in the hollow cavity unit, and the electronic element includes terminals; a through hole penetrating through the upper surface and the lower surface of the dielectric layer and communicating with the terminals; and a metal layer covering the six surfaces of the dielectric layer and the interior of the through hole to form a shielding layer and circuit layer respectively.Type: GrantFiled: July 24, 2020Date of Patent: August 27, 2024Assignee: ZHUHAI ACCESS SEMICONDUCTOR CO., LTDInventors: Xianming Chen, Bingsen Xie, Benxia Huang, Lei Feng
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Patent number: 12040526Abstract: A method for manufacturing an embedded package structure having an air resonant cavity according to an embodiment includes manufacturing a first substrate including a first insulating layer, a chip embedded in the insulating layer, and a wiring layer on a terminal face of the chip of the first substrate, wherein the wiring layer is provided thereon with an opening revealing the terminal face of the chip; manufacturing a second substrate which comprises a second insulating layer; locally applying a first adhesive layer on the wiring layer such that the opening revealing the terminal face of the chip is not covered; and applying a second adhesive layer on the second substrate; and attaching and curing the first adhesive layer of the first substrate and the second adhesive layer of the second substrate to obtain an embedded package structure having an air resonant cavity on the terminal face of the chip.Type: GrantFiled: April 1, 2021Date of Patent: July 16, 2024Assignee: Zhuhai ACCESS Semiconductor Co., Ltd.Inventors: Xianming Chen, Lei Feng, Benxia Huang, Jindong Feng, Yejie Hong
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Patent number: 12040272Abstract: In a method of manufacturing a connector, a first copper pillar layer and a sacrificial copper pillar layer are formed on a temporary bearing plate coated with copper, an etch stop layer is applied on the sacrificial copper pillar layer and electroplated to form a second copper pillar layer, insulating materials is laminated to form a first dielectric layer, a first circuit layer is formed on the first dielectric layer, a second copper pillar layer and a sacrificial copper pillar layer are extended on the first circuit layer, and a sacrificial copper layer is formed on the first circuit layer, insulating material is laminated on the first circuit layer to form a second dielectric layer, the temporary bearing plate is removed, a second and third circuit layers are simultaneously formed on the first and second dielectric layers, and the sacrificial copper layer and the sacrificial copper pillar layer are etched.Type: GrantFiled: May 4, 2023Date of Patent: July 16, 2024Assignee: Zhuhai ACCESS Semiconductor Co., Ltd.Inventors: Xianming Chen, Lei Feng, Benxia Huang, Yejie Hong
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METHOD FOR MANUFACTURING EMBEDDED DEVICE PACKAGING SUBSTRATE, PACKAGING SUBSTRATE, AND SEMICONDUCTOR
Publication number: 20240222245Abstract: A method for manufacturing embedded device packaging substrate, a packaging substrate, and a semiconductor are disclosed. The method includes: forming a first circuit layer; laminating a first photosensitive layer onto the first circuit layer; providing an embedded device on the first photosensitive layer, with a pin face of the embedded device facing away from the first photosensitive layer; providing a second photosensitive layer covering the embedded device; partially removing the first dielectric layer such that a minimum thickness of the first dielectric layer covering a side surface of the embedded device is greater than or equal to a preset threshold; providing a second dielectric layer covering the first dielectric layer; and forming, on the second dielectric layer, a second circuit layer that is electrically connected to the first circuit layer and the embedded device.Type: ApplicationFiled: August 24, 2023Publication date: July 4, 2024Applicant: Zhuhai ACCESS Semiconductor Co., LTD.Inventors: Xianming CHEN, Gao HUANG, Yejie HONG, Wenjian LIN, Benxia HUANG, Zhijun ZHANG -
Patent number: 12002734Abstract: A circuit prearranged heat dissipation embedded packaging structure according to an embodiment of the present disclosure includes at least one chip and a support frame surrounding the at least one chip. The support frame may include a via pillar passing through the support frame in the height direction, a first wiring layer on a first surface of the support frame, and a heat dissipation layer on the back face of the chip. The first wiring layer is flush with or higher than the first surface, the first wiring layer is in conductive connection with the heat dissipation layer, a gap between the chip and the frame is completely filled with the dielectric material, a second wiring layer is formed on a terminal face of the chip, and the second wiring layer is in conductive connection with the first wiring layer through the via pillar.Type: GrantFiled: August 25, 2021Date of Patent: June 4, 2024Assignee: ZHUHAI ACCESS SEMICONDUCTOR CO., LTDInventors: Xianming Chen, Lei Feng, Benxia Huang, Jindong Feng, Minxiong Li, Shigui Xin, Wenshi Wang
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Patent number: 11984414Abstract: A packaging structure with an antenna and a manufacturing method thereof are disclosed. The packaging structure includes a package, an antenna circuit, an interconnecting circuit, an outer-layer circuit, and a chip. The package is internally packaged with a first conducting through hole column and a second conducting through hole column. The antenna circuit is disposed on a first surface and a sidewall of the package. The interconnecting circuit is packaged in the package, and is connected to the antenna circuit by the first conducting through hole column. The outer-layer circuit is disposed on a second surface of the package, and is connected to the interconnecting circuit by the second conducting through hole column. The outer-layer circuit is further connected to a conductive pin. The chip is packaged in the package, and is connected to the interconnecting circuit or the outer-layer circuit.Type: GrantFiled: January 26, 2022Date of Patent: May 14, 2024Assignee: ZHUHAI ACCESS SEMICONDUCTOR CO., LTDInventors: Xianming Chen, Lei Feng, Wenshi Wang, Benxia Huang
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Publication number: 20240153819Abstract: A substrate manufacturing method, an embedded substrate and a semiconductor are disclosed. The method includes: manufacturing a first semi-finished substrate including first circuit layers and a first dielectric layer arranged in staggered and laminated manner; arranging a viscous material layer on the first circuit layer to form a device adhering area; adhering an embedded device on the device adhering area, a pin face of the embedded device facing away from the viscous material layer; laminating a second dielectric layer on the first circuit layer, which covers the viscous material layer and the embedded device; manufacturing a first conductive pillar, a second conductive pillar and a second circuit layer, the first conductive pillar extending through the second dielectric layer and configured for connecting the second circuit layer with the first circuit layer, the second conductive pillar being configured for connecting the embedded device with the second circuit layer.Type: ApplicationFiled: August 22, 2023Publication date: May 9, 2024Applicant: Zhuhai ACCESS Semiconductor Co., LTD.Inventors: Xianming CHEN, Gao HUANG, Wenjian LIN, Yejie HONG, Benxia HUANG, Juchen HUANG
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Patent number: 11961743Abstract: Disclosed is a substrate manufacturing method for realizing three-dimensional packaging, which includes: preparing a base plate, the base plate including a dielectric material layer, a first sidewall pad, a first through-hole pillar and a cavity, the cavity being filled with a first metal block; processing a first circuit layer and a second circuit layer, the first circuit layer including a first padding plate and a second metal block, and the second circuit layer including a second padding plate and a plurality of pin pads; processing and laminating interlayer through-hole pillars; processing a third circuit layer and a fourth circuit layer, the third circuit layer including a second sidewall pad and the fourth circuit layer including a routing circuit; and etching to expose the first sidewall pad, the second sidewall pad and the pin pads.Type: GrantFiled: December 8, 2021Date of Patent: April 16, 2024Assignee: ZHUHAI ACCESS SEMICONDUCTOR CO., LTD.Inventors: Xianming Chen, Yejie Hong, Benxia Huang, Lei Feng
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Publication number: 20240113031Abstract: A semiconductor package structure and a manufacturing method therefor are disclosed. The semiconductor package structure includes a package layer, a first device layer, a first insulation layer, a conductive copper pillar, and a second device layer. The package layer covers the first device layer. The first device layer, the first insulation layer, and the second device layer are sequentially stacked. The conductive copper pillar extends through the first insulation layer. The first device layer and the second device layer are electrically connected through the conductive copper pillar. The first device layer includes a first circuit layer, a trench, and an embedded device. The embedded device is connected to the first circuit layer. The trench is arranged below the embedded device. The trench is partially or completely overlapped with a projection of the embedded device in a mounting direction of the embedded device.Type: ApplicationFiled: September 12, 2023Publication date: April 4, 2024Applicant: Zhuhai ACCESS Semiconductor Co., LTD.Inventors: Xianming CHEN, Lei FENG, Qiaoling LI, Jun GAO, Benxia HUANG, Juchen HUANG
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Patent number: 11942465Abstract: Disclosed is a manufacturing method for an embedded structure. The method includes: preparing a temporary carrier board; preparing a second circuit layer on at least one of the upper surface and the lower surface of the temporary carrier board, and preparing a first dielectric layer to cover the second circuit layer; patterning and curing the first dielectric layer to form a cavity, mounting a device in the cavity, and performing hot-curing, wherein a surface of the device provided with a terminal faces an opening of the cavity; and preparing a second dielectric layer, wherein the device is embedded in the second dielectric layer, and a surface of the second dielectric layer is higher than a surface of the terminal by a preset value.Type: GrantFiled: July 29, 2021Date of Patent: March 26, 2024Assignee: Zhuhai ACCESS Semiconductor Co., Ltd.Inventors: Xianming Chen, Bingsen Xie, Benxia Huang, Lei Feng, Wenshi Wang
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Publication number: 20240079287Abstract: A method for manufacturing a high-heat-dissipation mixed substrate includes: preparing a mother substrate, the mother substrate including an insulating layer and a temporary carrier plate which are laminated; arranging a plurality of first grooves and a plurality of first cavities on the mother substrate; filling the first groove with a thermally-conductive material to form a first thermally-conductive block, and adhering an embedded device in the first cavity and filling the first cavity with the thermally-conductive material to form a second thermally-conductive block; removing the temporary carrier plate to obtain a semi-finished substrate; manufacturing circuit layers on two opposite side surfaces of the semi-finished substrate to obtain a target mother substrate; and cutting the target mother substrate along region dividing lines to obtain a mixed substrate with a side surface being a thermally-conductive surface.Type: ApplicationFiled: August 21, 2023Publication date: March 7, 2024Applicant: Zhuhai ACCESS Semiconductor Co., LTD.Inventors: Xianming CHEN, Xiaowei XU, Juchen HUANG, Gao HUANG, Benxia HUANG, Chaobiao QIN
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Patent number: 11903133Abstract: A method for manufacturing a structure for embedding and packaging multiple devices by layer includes preparing a polymer supporting frame, mounting a first device in a first device placement mouth frame to form a first packaging layer, forming a first circuit layer and a second circuit layer, forming a second conductive copper pillar layer and a second sacrificial copper pillar layer, forming a second insulating layer on the first circuit layer, and forming a third insulating layer on the second circuit layer, forming a second device placement mouth frame vertically overlapped with the first device placement mouth frame, mounting a second device and a third device in the second device placement mouth frame to form a second packaging layer, forming a third circuit layer on the second insulating layer. A terminal of the second device and a terminal of the third device are respectively communicated with the third circuit layer.Type: GrantFiled: September 29, 2022Date of Patent: February 13, 2024Assignee: ZHUHAI ACCESS SEMICONDUCTOR CO., LTDInventors: Xianming Chen, Lei Feng, Gao Huang, Benxia Huang, Yejie Hong
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Publication number: 20240047227Abstract: A package substrate with an embedded device and a manufacturing method therefor are disclosed. The method includes: manufacturing a third circuit layer and a target on a temporary carrier plate, and laminating a third dielectric layer; placing a device to be embedded on the third dielectric layer which is then covered with a second dielectric layer; laminating a second copper foil and manufacturing a second circuit layer, a second copper pillar, and a third copper pillar; laminating a first dielectric layer and a first copper foil sequentially, and removing the temporary carrier plate; laminating a fourth dielectric layer on the third circuit layer; laminating a fourth copper foil on the fourth dielectric layer; and manufacturing a fourth circuit layer and a fourth copper pillar through the fourth copper foil, and manufacturing a first circuit layer and a first copper pillar through the first copper foil.Type: ApplicationFiled: August 8, 2023Publication date: February 8, 2024Applicant: Zhuhai ACCESS Semiconductor Co., LTD.Inventors: Xianming CHEN, Wenjian LIN, Benxia HUANG, Gao HUANG
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Patent number: 11854920Abstract: An embedded chip package according to an embodiment of the present application may include at least one chip and a frame surrounding the at least one chip, the chip having a terminal face and a back face separated by a height of the chip, the frame having a height equal to or larger than the height of the chip, wherein the gap between the chip and the frame is fully filled with a photosensitive polymer dielectric, the terminal face of the chip being coplanar with the frame, a first wiring layer being formed on the terminal face of the chip and a second wiring layer being formed on the back face of the chip.Type: GrantFiled: May 12, 2020Date of Patent: December 26, 2023Assignee: Zhuhai ACCESS Semiconductor Co., Ltd.Inventors: Xianming Chen, Jindong Feng, Benxia Huang, Lei Feng, Wenshi Wang
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Patent number: 11822121Abstract: A cavity substrate may have a directional optoelectronic transmission channel. The cavity substrate includes a support frame, a first dielectric layer on a first surface of the support frame, and a second dielectric layer on a second surface of the support frame. The support frame, the first dielectric layer and the second dielectric layer constitute a closed cavity having an opening on one side in the length direction of the substrate, a first circuit layer is arranged on the inner surface of the first dielectric layer facing the cavity, an electrode connected with an optical communication device is arranged on the first circuit layer, the electrode is electrically conducted with the first circuit layer, a second circuit layer is arranged on the outer surfaces of the first dielectric layer and the second dielectric layer, and the first circuit layer and the second circuit layer are communicated through a via column.Type: GrantFiled: January 6, 2023Date of Patent: November 21, 2023Assignee: Zhuhai ACCESS Semiconductor Co., LtdInventors: Xianming Chen, Lei Feng, Benxia Huang, Wenshi Wang, Lina Jiang
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Patent number: 11769733Abstract: A package substrate includes: a glass frame having a through hole and a chip embedding cavity; an electronic component arranged in the chip embedding cavity; a dielectric layer filled on an upper surface of the glass frame and in the chip embedding cavity; a metal pillar passing through the through hole; a circuit layer arranged on the upper surface and/or a lower surface of the glass frame and connected to the electronic component and the metal pillar; and a solder mask arranged on a surface of the circuit layer and having a pad which is connected to the circuit layer.Type: GrantFiled: October 28, 2022Date of Patent: September 26, 2023Assignee: ZHUHAI ACCESS SEMICONDUCTOR CO., LTDInventors: Xianming Chen, Yejie Hong, Benxia Huang, Lei Feng
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Patent number: 11682621Abstract: A connector for implementing multi-faceted interconnection according to an embodiment of the present disclosure includes a first dielectric layer between a first circuit layer and a second circuit layer, a first copper pillar layer connecting the first circuit layer and the second circuit layer in the first dielectric layer, a second dielectric layer on the first circuit layer, a third circuit layer on the second dielectric layer, and a vertical second copper pillar layer connected to the third circuit layer, wherein an opening is formed in the second dielectric layer to expose the first circuit layer, and the second copper pillar layer exposes side faces facing side end faces of the first dielectric layer and the second dielectric layer.Type: GrantFiled: September 1, 2021Date of Patent: June 20, 2023Assignee: Zhuhai ACCESS Semiconductor Co., LtdInventors: Xianming Chen, Lei Feng, Benxia Huang, Yejie Hong
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Patent number: 11579362Abstract: A cavity substrate may have a directional optoelectronic transmission channel. The cavity substrate includes a support frame, a first dielectric layer on a first surface of the support frame, and a second dielectric layer on a second surface of the support frame. The support frame, the first dielectric layer and the second dielectric layer constitute a closed cavity having an opening on one side in the length direction of the substrate, a first circuit layer is arranged on the inner surface of the first dielectric layer facing the cavity, an electrode connected with an optical communication device is arranged on the first circuit layer, the electrode is electrically conducted with the first circuit layer, a second circuit layer is arranged on the outer surfaces of the first dielectric layer and the second dielectric layer, and the first circuit layer and the second circuit layer are communicated through a via column.Type: GrantFiled: September 1, 2021Date of Patent: February 14, 2023Assignee: Zhuhai ACCESS Semiconductor Co., LtdInventors: Xianming Chen, Lei Feng, Benxia Huang, Wenshi Wang, Lina Jiang