JP7044205B2 - 多層基板 - Google Patents
多層基板 Download PDFInfo
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- JP7044205B2 JP7044205B2 JP2021530605A JP2021530605A JP7044205B2 JP 7044205 B2 JP7044205 B2 JP 7044205B2 JP 2021530605 A JP2021530605 A JP 2021530605A JP 2021530605 A JP2021530605 A JP 2021530605A JP 7044205 B2 JP7044205 B2 JP 7044205B2
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- Prior art keywords
- insulator layer
- interface
- insulator
- multilayer board
- stacking direction
- Prior art date
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/08—Flat or ribbon cables
- H01B7/0838—Parallel wires, sandwiched between two insulating layers
-
- 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
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/18—Coaxial cables; Analogous cables having more than one inner conductor within a common outer conductor
- H01B11/20—Cables having a multiplicity of coaxial lines
- H01B11/203—Cables having a multiplicity of coaxial lines forming a flat arrangement
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/12—Mountings, e.g. non-detachable insulating substrates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
- H01P3/08—Microstrips; Strip lines
-
- 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
- H05K1/0237—High frequency adaptations
- H05K1/024—Dielectric details, e.g. changing the dielectric material around a transmission line
-
- 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
- H05K3/4626—Manufacturing multilayer circuits by laminating two or more circuit boards characterised by the insulating layers or materials
- H05K3/4635—Manufacturing multilayer circuits by laminating two or more circuit boards characterised by the insulating layers or materials laminating flexible circuit boards using additional insulating adhesive materials between the boards
-
- 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
- H05K1/0237—High frequency adaptations
- H05K1/0245—Lay-out of balanced signal pairs, e.g. differential lines or twisted lines
-
- 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
- H05K1/14—Structural association of two or more printed circuits
- H05K1/148—Arrangements of two or more hingeably connected rigid printed circuit boards, i.e. connected by flexible means
-
- 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
- H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of a flexible or folded printed 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/0141—Liquid crystal polymer [LCP]
-
- 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
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/015—Fluoropolymer, e.g. polytetrafluoroethylene [PTFE]
-
- 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
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/0154—Polyimide
-
- 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
- H05K2201/01—Dielectrics
- H05K2201/0183—Dielectric layers
- H05K2201/0195—Dielectric or adhesive layers comprising a plurality of layers, e.g. in a multilayer structure
-
- 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
- H05K2201/10007—Types of components
- H05K2201/10037—Printed or non-printed battery
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
Description
前記第1絶縁体層は互いに対向する第1面及び第2面を有し、
前記第1絶縁体層の前記第1面に前記伝送線路の信号導体が形成され、
前記第2絶縁体層は前記第1絶縁体層の前記第1面に接して配置され、
前記第3絶縁体層は前記第1絶縁体層の前記第2面に接して配置され、
前記第2絶縁体層の誘電損は前記第3絶縁体層の誘電損よりも低く、
前記第1絶縁体層と前記第3絶縁体層との密着強度は、前記第1絶縁体層と前記第2絶縁体層との密着強度よりも高い、
ことを特徴とする。
図1は第1の実施形態に係る多層基板101の断面図である。図2は多層基板101の積層前の断面図である。
第2の実施形態では、複数の信号導体を備える多層基板の例を示す。
第3の実施形態では、多層基板を備える携帯電子機器1の例について示す。
CH…中央高さ位置
GP1,GP2,GP3…グランド導体
S1…第1面
S2…第2面
SL,SL1,SL2…信号導体
TLA,TLB…伝送線路
1…携帯電子機器
2…筐体
3A,3B…回路基板
4…バッテリーパック
5…IC
6…チップ部品
7A,7B…電極
11,11A,11B…第1絶縁体層
12,12A,12B…第2絶縁体層
13,13A,13B…第3絶縁体層
14,14A,14B…第4絶縁体層
15,15A,15B…第5絶縁体層
16…第6絶縁体層
17…第7絶縁体層
101,102,103…多層基板
Claims (7)
- 第1絶縁体層、第2絶縁体層及び第3絶縁体層を含む複数の絶縁体層が積層され、伝送線路が構成される多層基板であって、
前記第1絶縁体層は互いに対向する第1面及び第2面を有し、
前記第1絶縁体層の前記第1面に前記伝送線路の信号導体が形成され、
前記第2絶縁体層は前記第1絶縁体層の前記第1面に接して配置され、
前記第3絶縁体層は前記第1絶縁体層の前記第2面に接して配置され、
前記第2絶縁体層の誘電損は前記第3絶縁体層の誘電損よりも低く、
前記第1絶縁体層と前記第3絶縁体層との密着強度は、前記第1絶縁体層と前記第2絶縁体層との密着強度よりも高く、
前記第1絶縁体層と前記第2絶縁体層との界面は、前記第1絶縁体層と前記第3絶縁体層との界面より積層方向での中央の近くに存在する、
多層基板。 - 積層方向に曲げ部を有する、請求項1に記載の多層基板。
- 前記第3絶縁体層のヤング率は前記第2絶縁体層のヤング率より小さい、
請求項2に記載の多層基板。 - 前記第2絶縁体層の、前記第1絶縁体層が接する面とは反対側の面に接して配置される第4絶縁体層と、
前記第3絶縁体層の、前記第1絶縁体層が接する面とは反対側の面に接して配置される第5絶縁体層と、
を備え、
前記第2絶縁体層と前記第4絶縁体層との界面は、前記第3絶縁体層と前記第5絶縁体層との界面より積層方向での中央の近くに存在し、
前記第3絶縁体層と前記第5絶縁体層との密着強度は、前記第2絶縁体層と前記第4絶縁体層との密着強度よりも高い、
請求項1から3のいずれかに記載の多層基板。 - 前記第2絶縁体層の、前記第1絶縁体層が接する面とは反対側の面に接して配置される第4絶縁体層と、
前記第3絶縁体層の、前記第1絶縁体層が接する面とは反対側の面に接して配置される第5絶縁体層と、
を備え、
前記第2絶縁体層と前記第4絶縁体層との界面は、前記第1絶縁体層と前記第3絶縁体層との界面より積層方向での中央の近くに存在し、
前記第1絶縁体層と前記第3絶縁体層との密着強度は、前記第2絶縁体層と前記第4絶縁体層との密着強度よりも高い、
請求項1から3のいずれかに記載の多層基板。 - 前記多層基板は、
第1グランド導体を、
更に備えており、
前記第1絶縁体層は、積層方向において前記信号導体と前記第1グランド導体との間に位置している、
請求項1から5のいずれかに記載の多層基板。 - 前記多層基板は、
第2グランド導体を、
更に備えており、
前記第2絶縁体層は、積層方向において前記信号導体と前記第2グランド導体との間に位置している、
請求項1から6のいずれかに記載の多層基板。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019128609 | 2019-07-10 | ||
JP2019128609 | 2019-07-10 | ||
PCT/JP2020/025317 WO2021006076A1 (ja) | 2019-07-10 | 2020-06-26 | 多層基板 |
Publications (2)
Publication Number | Publication Date |
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JPWO2021006076A1 JPWO2021006076A1 (ja) | 2021-01-14 |
JP7044205B2 true JP7044205B2 (ja) | 2022-03-30 |
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JP2021530605A Active JP7044205B2 (ja) | 2019-07-10 | 2020-06-26 | 多層基板 |
Country Status (4)
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US (1) | US20220028578A1 (ja) |
JP (1) | JP7044205B2 (ja) |
CN (1) | CN216491174U (ja) |
WO (1) | WO2021006076A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2024080221A1 (ja) * | 2022-10-13 | 2024-04-18 | 三井金属鉱業株式会社 | 回路基板の製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001144452A (ja) | 1999-11-15 | 2001-05-25 | Nec Corp | 多層プリント基板 |
US20090211792A1 (en) | 2008-02-22 | 2009-08-27 | Abrahamson Paul V | Flexible Printed Circuit Assembly With Reduced Dielectric Loss |
WO2016047540A1 (ja) | 2014-09-26 | 2016-03-31 | 株式会社村田製作所 | 伝送線路および電子機器 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5885710A (en) * | 1997-03-26 | 1999-03-23 | Ericsson, Inc. | Flexible strip transmission line |
TWM342597U (en) * | 2008-05-08 | 2008-10-11 | Tennrich Int Corp | Easily flexible transmission line with improved characteristic impedance |
US8045297B2 (en) * | 2008-11-25 | 2011-10-25 | Hitachi Global Storage Technologies, Netherlands B.V. | Flex cable and method for lowering flex cable impedance |
CN108012414A (zh) * | 2018-01-08 | 2018-05-08 | 昆山雅森电子材料科技有限公司 | 具有frcc的高频高传输fpc及制备方法 |
-
2020
- 2020-06-26 JP JP2021530605A patent/JP7044205B2/ja active Active
- 2020-06-26 WO PCT/JP2020/025317 patent/WO2021006076A1/ja active Application Filing
- 2020-06-26 CN CN202090000532.4U patent/CN216491174U/zh active Active
-
2021
- 2021-10-07 US US17/495,850 patent/US20220028578A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001144452A (ja) | 1999-11-15 | 2001-05-25 | Nec Corp | 多層プリント基板 |
US20090211792A1 (en) | 2008-02-22 | 2009-08-27 | Abrahamson Paul V | Flexible Printed Circuit Assembly With Reduced Dielectric Loss |
WO2016047540A1 (ja) | 2014-09-26 | 2016-03-31 | 株式会社村田製作所 | 伝送線路および電子機器 |
Also Published As
Publication number | Publication date |
---|---|
US20220028578A1 (en) | 2022-01-27 |
JPWO2021006076A1 (ja) | 2021-01-14 |
WO2021006076A1 (ja) | 2021-01-14 |
CN216491174U (zh) | 2022-05-10 |
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