JP2023520421A - 埋め込み型回路板及びその作製方法 - Google Patents
埋め込み型回路板及びその作製方法 Download PDFInfo
- Publication number
- JP2023520421A JP2023520421A JP2022559641A JP2022559641A JP2023520421A JP 2023520421 A JP2023520421 A JP 2023520421A JP 2022559641 A JP2022559641 A JP 2022559641A JP 2022559641 A JP2022559641 A JP 2022559641A JP 2023520421 A JP2023520421 A JP 2023520421A
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- metal base
- signal transmission
- board body
- magnetic core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 119
- 239000002184 metal Substances 0.000 claims abstract description 119
- 239000010410 layer Substances 0.000 claims abstract description 74
- 230000008054 signal transmission Effects 0.000 claims abstract description 55
- 239000012790 adhesive layer Substances 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 claims abstract description 9
- 239000004020 conductor Substances 0.000 claims description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 12
- 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
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 238000000059 patterning Methods 0.000 claims description 3
- 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
- 238000010586 diagram Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
Images
Classifications
-
- 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
- H05K1/0263—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
- 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
- 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)
- Parts Printed On Printed Circuit Boards (AREA)
- Coils Or Transformers For Communication (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
Abstract
Description
S110:回路板本体8100を作製する。
Claims (12)
- 埋め込み型回路板であって、
回路板本体と、
前記回路板本体の対向する両側に設けられた信号伝送層と、
少なくとも一方の前記信号伝送層と前記回路板本体との間に設けられ、前記信号伝送層を前記回路板本体に接着するための接着層と、
前記回路板本体に嵌設されるとともに、前記回路板本体の対向する両側に位置する前記信号伝送層に電気的に接続される金属ベースと、
前記接着層内における前記金属ベースに対応する箇所に設けられ、前記信号伝送層と前記金属ベースとを電気的に接続する導電部材と、
前記回路板本体に嵌設された磁気コアと、を含む、埋め込み型回路板。 - 前記接着層における前記金属ベースに対応する箇所には、複数の止まり孔が設けられており、前記導電部材は、前記止まり孔内に設けられた導電柱を含む、請求項1に記載の埋め込み型回路板。
- 前記接着層における前記金属ベースに対応する箇所には、開口が設けられており、前記導電部材は、前記開口内に設けられた導電性接着剤又は導電性ペーストを含む、請求項1に記載の埋め込み型回路板。
- 前記金属ベースは、その数が2つ以上であり、前記磁気コアを通り抜けるように設けられた第一金属ベースと、前記磁気コアの周囲に位置する第二金属ベースとを含み、
前記信号伝送層は導線パターンを含み、前記第一金属ベースと前記第二金属ベースとの間に架け渡して前記導線パターンが設けられていることで、前記磁気コアの周りに電流を伝送可能なコイルループが形成される、請求項1に記載の埋め込み型回路板。 - 前記金属ベースは、その数が1つ以上であり、前記磁気コアを通り抜けるように設けられた第一金属ベースを含み、
前記回路板本体には、前記磁気コアの周囲に位置する導通孔が設けられており、前記信号伝送層は、前記第一金属ベースと前記導通孔との間に架け渡して設けられた導線パターンを含み、
前記導通孔内には、両方の前記信号伝送層上の前記導線パターンを電気的に接続するための導電材料が設けられていることで、前記磁気コアの周りに電流を伝送可能なコイルループが形成される、請求項1に記載の埋め込み型回路板。 - 前記金属ベースは、その数が1つ以上であり、前記磁気コアの周囲に位置する第一金属ベースを含み、
前記回路板本体には、前記磁気コアを通り抜けるように設けられた導通孔が設けられており、前記信号伝送層は、前記第一金属ベースと前記導通孔との間に架け渡して設けられた導線パターンを含み、
前記導通孔内には、両方の前記信号伝送層上の前記導線パターンを電気的に接続するための導電材料が設けられていることで、前記磁気コアの周りに電流を伝送可能なコイルループが形成される、請求項1に記載の埋め込み型回路板。 - 前記金属ベースは、その厚さ方向に沿った断面が、長方形状又はT字状をなしている、請求項1に記載の埋め込み型回路板。
- 前記回路板本体は、その数が2つ以上であり、2つ以上の前記回路板本体が積層して設けられている、請求項1に記載の埋め込み型回路板。
- 前記金属ベースの材料は、銅、アルミニウムの少なくとも1つであり、又は、前記磁気コアの材料は、マンガン亜鉛鉄、ニッケル亜鉛鉄又はアモルファス磁性材料である、請求項1に記載の埋め込み型回路板。
- 前記磁気コアの横断面形状は、円環状、レーストラック状、8字状又は四角環状である、請求項1に記載の埋め込み型回路板。
- 埋め込み型回路板の作製方法であって、
回路板本体を作製するステップと、
前記回路板本体に収容溝を形成し、金属ベースを前記収容溝内に入れるとともに、磁気コアを前記回路板本体に嵌め込むステップと、
前記回路板本体における前記金属ベースが露出される側に接着層を形成するステップと、
前記接着層における前記金属ベースに対応する箇所に導電部材を嵌め込むステップと、
前記接着層における前記回路板本体から離れた側に信号伝送層を形成し、前記信号伝送層を、前記導電部材を介して前記金属ベースに電気的に接続させるステップと、
を含む、埋め込み型回路板の作製方法。 - 上述の前記接着層における前記回路板本体から離れた側に信号伝送層を形成し、前記信号伝送層を、前記導電部材を介して前記金属ベースに電気的に接続させるステップは、
前記接着層における前記回路板本体から離れた側に銅箔を被覆し、前記銅箔が前記接着層を介して前記回路板本体に接着されるとともに、前記導電部材を介して前記金属ベースに電気的に接続されるようにすることと、
前記銅箔をパターニングして導線パターンを形成することを含む、請求項11に記載の作製方法。
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 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2023520421A true JP2023520421A (ja) | 2023-05-17 |
Family
ID=78022639
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022559641A Pending JP2023520421A (ja) | 2020-04-08 | 2020-04-08 | 埋め込み型回路板及びその作製方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US12016115B2 (ja) |
EP (1) | EP4135486A4 (ja) |
JP (1) | JP2023520421A (ja) |
KR (1) | KR20220157493A (ja) |
WO (1) | WO2021203327A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001284815A (ja) * | 2000-04-03 | 2001-10-12 | Ibiden Co Ltd | プリント配線板及びプリント配線板の製造方法 |
JP2002329617A (ja) * | 2001-04-27 | 2002-11-15 | Nec Tokin Corp | 磁心及びコイル部品 |
JP2004153244A (ja) * | 2002-08-30 | 2004-05-27 | Hitachi Metals Ltd | フェライト磁心、catv用機器、ならびに双方向catvシステム |
JP2014038884A (ja) * | 2012-08-10 | 2014-02-27 | Murata Mfg Co Ltd | 電子部品および電子部品の製造方法 |
JP2016009833A (ja) * | 2014-06-26 | 2016-01-18 | 株式会社村田製作所 | コイルモジュール |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10522279B2 (en) | 2005-09-22 | 2019-12-31 | Radial Electronics, Inc. | Embedded high voltage transformer components and methods |
US8879276B2 (en) * | 2011-06-15 | 2014-11-04 | 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 |
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 |
CN102933040A (zh) | 2012-10-23 | 2013-02-13 | 东莞生益电子有限公司 | 具有埋入电感器件的pcb板的制作方法 |
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 |
DE102014216194B3 (de) * | 2014-08-14 | 2015-12-10 | Robert Bosch Gmbh | Schaltungsträger mit einem Wärmeleitelement, Verbindungsanordnung mit einem Schaltungsträger und Verfahren zum Abführen von Verlustwärme |
GB2531354B (en) * | 2014-10-17 | 2018-01-10 | Murata Manufacturing Co | An embedded magnetic component Device |
CN106163106A (zh) | 2015-04-07 | 2016-11-23 | 深南电路股份有限公司 | 一种具有电源集成模块的电路板及其加工方法 |
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 |
US11545291B2 (en) | 2018-04-29 | 2023-01-03 | Shennan Circuits Co., Ltd. | Transformer, electromagnetic device and manufacturing method of the transformer |
CN110415945A (zh) | 2018-04-29 | 2019-11-05 | 深南电路股份有限公司 | 变压器及其制作方法和电磁器件 |
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 |
CN108471670B (zh) * | 2018-05-09 | 2024-07-12 | 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 |
-
2020
- 2020-04-08 WO PCT/CN2020/083826 patent/WO2021203327A1/zh unknown
- 2020-04-08 JP JP2022559641A patent/JP2023520421A/ja active Pending
- 2020-04-08 KR KR1020227037057A patent/KR20220157493A/ko not_active Application Discontinuation
- 2020-04-08 EP EP20930094.6A patent/EP4135486A4/en active Pending
-
2022
- 2022-09-30 US US17/956,999 patent/US12016115B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001284815A (ja) * | 2000-04-03 | 2001-10-12 | Ibiden Co Ltd | プリント配線板及びプリント配線板の製造方法 |
JP2002329617A (ja) * | 2001-04-27 | 2002-11-15 | Nec Tokin Corp | 磁心及びコイル部品 |
JP2004153244A (ja) * | 2002-08-30 | 2004-05-27 | Hitachi Metals Ltd | フェライト磁心、catv用機器、ならびに双方向catvシステム |
JP2014038884A (ja) * | 2012-08-10 | 2014-02-27 | Murata Mfg Co Ltd | 電子部品および電子部品の製造方法 |
JP2016009833A (ja) * | 2014-06-26 | 2016-01-18 | 株式会社村田製作所 | コイルモジュール |
Also Published As
Publication number | Publication date |
---|---|
EP4135486A4 (en) | 2023-06-07 |
KR20220157493A (ko) | 2022-11-29 |
WO2021203327A1 (zh) | 2021-10-14 |
US20230023144A1 (en) | 2023-01-26 |
US12016115B2 (en) | 2024-06-18 |
EP4135486A1 (en) | 2023-02-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6324067B1 (en) | Printed wiring board and assembly of the same | |
JPH09199824A (ja) | プリント配線板とその実装体 | |
CN110050516A (zh) | 超导印刷电路板相关的系统、方法和设备 | |
JPH09186041A (ja) | 強磁性デバイスの製造方法 | |
KR20070070224A (ko) | 다층 프린트 배선판 | |
US20150027758A1 (en) | Multilayer wiring substrate and manufacturing method therefor | |
TW201435936A (zh) | 用樹脂基板並藉由電鑄造而製造線圈元件的方法 | |
JP2004104048A (ja) | チップ型固体電解コンデンサ | |
JP2019140148A (ja) | コイル部品及びその製造方法 | |
TW201637522A (zh) | 具有輪廓化導電層的印刷電路板及其製造方法 | |
JP2023520421A (ja) | 埋め込み型回路板及びその作製方法 | |
CN212324449U (zh) | 埋入式电路板 | |
JP4187049B2 (ja) | 多層配線基板とそれを用いた半導体装置 | |
US9693453B2 (en) | Wiring board | |
CN113498259A (zh) | 埋入式电路板及其制备方法 | |
JPH07135114A (ja) | 積層形プリントコイル及びその製造方法 | |
JP3290510B2 (ja) | 積層形モールドコイル及びその製造方法 | |
CN212324468U (zh) | 埋入式电路板 | |
TWI813979B (zh) | 電路板的製作方法以及電路板 | |
CN221202859U (zh) | 一种内嵌式多层电路板 | |
CN218482413U (zh) | 板对板连接结构 | |
US11324115B1 (en) | Circuit board with at least one embedded electronic component and method for manufacturing the same | |
JP4736251B2 (ja) | フィルムキャリア及びその製造方法 | |
CN113498250A (zh) | 埋入式电路板及其制备方法 | |
KR950003861B1 (ko) | 박형코일의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220929 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20230927 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20231003 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20231205 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20240220 |