WO2021203327A1 - 埋入式电路板及其制备方法 - Google Patents
埋入式电路板及其制备方法 Download PDFInfo
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- WO2021203327A1 WO2021203327A1 PCT/CN2020/083826 CN2020083826W WO2021203327A1 WO 2021203327 A1 WO2021203327 A1 WO 2021203327A1 CN 2020083826 W CN2020083826 W CN 2020083826W WO 2021203327 A1 WO2021203327 A1 WO 2021203327A1
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- circuit board
- metal base
- main body
- signal transmission
- magnetic core
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 135
- 239000002184 metal Substances 0.000 claims abstract description 135
- 230000008054 signal transmission Effects 0.000 claims abstract description 62
- 239000010410 layer Substances 0.000 claims description 73
- 239000012790 adhesive layer Substances 0.000 claims description 46
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 238000002360 preparation method Methods 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 239000011889 copper foil Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 4
- RFIJBZKUGCJPOE-UHFFFAOYSA-N [Fe].[Ni].[Zn] Chemical compound [Fe].[Ni].[Zn] RFIJBZKUGCJPOE-UHFFFAOYSA-N 0.000 claims description 2
- LNRYQGINUXUWLV-UHFFFAOYSA-N [Mn].[Fe].[Zn] Chemical group [Mn].[Fe].[Zn] LNRYQGINUXUWLV-UHFFFAOYSA-N 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 abstract 4
- 238000010586 diagram Methods 0.000 description 10
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- -1 copper and aluminum Chemical compound 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
- H05K1/0203—Cooling of mounted components
- H05K1/0204—Cooling of mounted components using means for thermal conduction connection in the thickness direction of the substrate
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0216—Reduction of cross-talk, noise or electromagnetic interference
- H05K1/023—Reduction of cross-talk, noise or electromagnetic interference using auxiliary mounted passive components or auxiliary substances
- H05K1/0233—Filters, inductors or a magnetic substance
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/111—Pads for surface mounting, e.g. lay-out
- H05K1/112—Pads for surface mounting, e.g. lay-out directly combined with via connections
- H05K1/113—Via provided in pad; Pad over filled via
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/182—Printed circuits structurally associated with non-printed electric components associated with components mounted in the printed circuit board, e.g. insert mounted components [IMC]
- H05K1/185—Components encapsulated in the insulating substrate of the printed circuit or incorporated in internal layers of a multilayer circuit
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/103—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern by bonding or embedding conductive wires or strips
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0213—Electrical arrangements not otherwise provided for
- H05K1/0263—High current adaptations, e.g. printed high current conductors or using auxiliary non-printed means; Fine and coarse circuit patterns on one circuit board
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0335—Layered conductors or foils
- H05K2201/0355—Metal foils
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/07—Electric details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/08—Magnetic details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/08—Magnetic details
- H05K2201/083—Magnetic materials
- H05K2201/086—Magnetic materials for inductive purposes, e.g. printed inductor with ferrite core
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/10416—Metallic blocks or heatsinks completely inserted in a PCB
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/06—Lamination
- H05K2203/061—Lamination of previously made multilayered subassemblies
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/4038—Through-connections; Vertical interconnect access [VIA] connections
- H05K3/4046—Through-connections; Vertical interconnect access [VIA] connections using auxiliary conductive elements, e.g. metallic spheres, eyelets, pieces of wire
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4602—Manufacturing multilayer circuits characterized by a special circuit board as base or central core whereon additional circuit layers are built or additional circuit boards are laminated
- H05K3/4608—Manufacturing multilayer circuits characterized by a special circuit board as base or central core whereon additional circuit layers are built or additional circuit boards are laminated comprising an electrically conductive base or core
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/46—Manufacturing multilayer circuits
- H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
- H05K3/4623—Manufacturing multilayer circuits by laminating two or more circuit boards the circuit boards having internal via connections between two or more circuit layers before lamination, e.g. double-sided circuit boards
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
- Insulated Metal Substrates For Printed Circuits (AREA)
- Structure Of Printed Boards (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
Description
Claims (12)
- 一种埋入式电路板,其中,包括:电路板主体;信号传输层,所述电路板主体相对的两侧设置有所述信号传输层;粘接层,至少一层所述信号传输层与所述电路板主体之间设置有所述粘接层,用于将所述信号传输层粘接到所述电路板主体上;金属基,嵌设于所述电路板主体且电连接位于所述电路板主体相对两侧的所述信号传输层;导电件,设置于所述粘接层内对应所述金属基处,电连接所述信号传输层与所述金属基;磁芯,嵌设于所述电路板主体。
- 根据权利要求1所述的埋入式电路板,其中,所述粘接层对应所述金属基处设置有多个盲孔,所述导电件包括设置在所述盲孔内的导电柱。
- 根据权利要求1所述的埋入式电路板,其中,所述粘接层对应所述金属基处设置有开口,所述导电件包括设置在所述开口内的导电胶或导电膏。
- 根据权利要求1所述的埋入式电路板,其中,所述金属基的数量为两个以上,包括第一金属基以及第二金属基,所述第一金属基穿设所述磁芯,所述第二金属基位于所述磁芯的外围;所述信号传输层包括导线图案,所述第一金属基和所述第二金属基之间跨接设置有所述导线图案,进而形成能够绕所述磁芯传输电流的线圈回路。
- 根据权利要求1所述的埋入式电路板,其中,所述金属基的数量为一个以上,包括第一金属基,所述第一金属基穿设所述磁芯;所述电路板主体设有位于所述磁芯外围的导通孔,所述信号传输层包括导线图案,所述第一金属基和所述导通孔之间跨接设置有所述导线图案;所述导通孔内设置有导电材料,用于电连接两个所述信号传输层上的所述导线图案,进而形成能够绕所述磁芯传输电流的线圈回路。
- 根据权利要求1所述的埋入式电路板,其中,所述金属基的数量为一个以上,包括第一金属基,所述第一金属基位于所述磁芯的外围;所述电路板主体设有穿设所述磁芯的导通孔,所述信号传输层包括导线图案,所述第一金属基和所述导通孔之间跨接设置有所述导线图案;所述导通孔内设置有导电材料,用于电连接两个所述信号传输层上的所述导线图案,进而形成能够绕所述磁芯传输电流的线圈回路。
- 根据权利要求1所述的埋入式电路板,其中,所述金属基沿其厚度方向的截面呈长方形或T字形。
- 根据权利要求1所述的埋入式电路板,其中,所述电路板主体的数量为2个以上,2个以上所述电路板主体层叠设置。
- 根据权利要求1所述的埋入式电路板,其中,所述金属基的材料为铜、铝中的至少一种,或,所述磁芯的材料为锰锌铁、镍锌铁或非晶磁性材料。
- 根据权利要求1所述的埋入式电路板,其中,所述磁芯的横截面形状为圆环形、跑道形、8字形或者方环形。
- 一种埋入式电路板的制备方法,其中,所述制备方法包括:制备电路板主体;在所述电路板主体上形成容置槽,并将金属基放置在所述容置槽中,同时将磁芯嵌入所述电路板主体中;在所述电路板主体暴露所述金属基的一侧形成粘接层;在所述粘接层对应所述金属基处嵌入导电件;在所述粘接层远离所述电路板主体一侧形成信号传输层,并使所述信号传输层通过所述导电件与所述金属基电连接。
- 根据权利要求11所述的制备方法,其中,所述在所述粘接层远离所述电路板主体一侧形成信号传输层,并使所述信号传输层通过所述导电件与所述金属基电连接的步骤,包括:在所述粘接层远离所述电路板主体一层覆盖铜箔,以使所述铜箔通过所述粘接层粘接在所述电路板主体上,并通过所述导电件与所述金属基电连接;图案所述铜箔而形成导线图案。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022559641A JP2023520421A (ja) | 2020-04-08 | 2020-04-08 | 埋め込み型回路板及びその作製方法 |
EP20930094.6A EP4135486A4 (en) | 2020-04-08 | 2020-04-08 | EMBEDDED CIRCUIT BOARD AND MANUFACTURING PROCESS THEREOF |
KR1020227037057A KR20220157493A (ko) | 2020-04-08 | 2020-04-08 | 임베디드 회로기판 및 그 제조 방법 |
PCT/CN2020/083826 WO2021203327A1 (zh) | 2020-04-08 | 2020-04-08 | 埋入式电路板及其制备方法 |
US17/956,999 US20230023144A1 (en) | 2020-04-08 | 2022-09-30 | Embedded circuit board, electronic device, and fabrication method therefor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2020/083826 WO2021203327A1 (zh) | 2020-04-08 | 2020-04-08 | 埋入式电路板及其制备方法 |
Related Child Applications (1)
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US17/956,999 Continuation US20230023144A1 (en) | 2020-04-08 | 2022-09-30 | Embedded circuit board, electronic device, and fabrication method therefor |
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Publication Number | Publication Date |
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WO2021203327A1 true WO2021203327A1 (zh) | 2021-10-14 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/CN2020/083826 WO2021203327A1 (zh) | 2020-04-08 | 2020-04-08 | 埋入式电路板及其制备方法 |
Country Status (5)
Country | Link |
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US (1) | US20230023144A1 (zh) |
EP (1) | EP4135486A4 (zh) |
JP (1) | JP2023520421A (zh) |
KR (1) | KR20220157493A (zh) |
WO (1) | WO2021203327A1 (zh) |
Citations (5)
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US20120320532A1 (en) * | 2011-06-15 | 2012-12-20 | Power Gold LLC | Flexible circuit assembly and method thereof |
CN103716999A (zh) * | 2012-09-29 | 2014-04-09 | 深南电路有限公司 | 印刷电路板加工方法和印刷电路板 |
CN106576423A (zh) * | 2014-08-14 | 2017-04-19 | 罗伯特·博世有限公司 | 具有导热元件的电路载体 |
CN108471670A (zh) * | 2018-05-09 | 2018-08-31 | 无锡天芯互联科技有限公司 | 一种埋入式电源模块结构及其制作方法 |
CN208141947U (zh) * | 2018-04-29 | 2018-11-23 | 深南电路股份有限公司 | 电感元件及滤波器 |
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TWI546000B (zh) * | 2012-10-02 | 2016-08-11 | 健鼎科技股份有限公司 | 電路板封裝結構及其製造方法 |
US20140247269A1 (en) * | 2013-03-04 | 2014-09-04 | Qualcomm Mems Technologies, Inc. | High density, low loss 3-d through-glass inductor with magnetic core |
WO2015141433A1 (ja) * | 2014-03-18 | 2015-09-24 | 株式会社村田製作所 | コイル装置 |
GB2531354B (en) * | 2014-10-17 | 2018-01-10 | Murata Manufacturing Co | An embedded magnetic component Device |
JP6401119B2 (ja) * | 2015-07-21 | 2018-10-03 | 太陽誘電株式会社 | モジュール基板 |
US11450472B2 (en) * | 2018-04-29 | 2022-09-20 | Shennan Circuits Co., Ltd. | Electromagnetic device and method for manufacturing the same |
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2020
- 2020-04-08 EP EP20930094.6A patent/EP4135486A4/en active Pending
- 2020-04-08 JP JP2022559641A patent/JP2023520421A/ja active Pending
- 2020-04-08 WO PCT/CN2020/083826 patent/WO2021203327A1/zh unknown
- 2020-04-08 KR KR1020227037057A patent/KR20220157493A/ko unknown
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2022
- 2022-09-30 US US17/956,999 patent/US20230023144A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120320532A1 (en) * | 2011-06-15 | 2012-12-20 | Power Gold LLC | Flexible circuit assembly and method thereof |
CN103716999A (zh) * | 2012-09-29 | 2014-04-09 | 深南电路有限公司 | 印刷电路板加工方法和印刷电路板 |
CN106576423A (zh) * | 2014-08-14 | 2017-04-19 | 罗伯特·博世有限公司 | 具有导热元件的电路载体 |
CN208141947U (zh) * | 2018-04-29 | 2018-11-23 | 深南电路股份有限公司 | 电感元件及滤波器 |
CN108471670A (zh) * | 2018-05-09 | 2018-08-31 | 无锡天芯互联科技有限公司 | 一种埋入式电源模块结构及其制作方法 |
Non-Patent Citations (1)
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Also Published As
Publication number | Publication date |
---|---|
EP4135486A1 (en) | 2023-02-15 |
JP2023520421A (ja) | 2023-05-17 |
KR20220157493A (ko) | 2022-11-29 |
US20230023144A1 (en) | 2023-01-26 |
EP4135486A4 (en) | 2023-06-07 |
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