JP2020107878A - 多層回路基板 - Google Patents
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- JP2020107878A JP2020107878A JP2019194457A JP2019194457A JP2020107878A JP 2020107878 A JP2020107878 A JP 2020107878A JP 2019194457 A JP2019194457 A JP 2019194457A JP 2019194457 A JP2019194457 A JP 2019194457A JP 2020107878 A JP2020107878 A JP 2020107878A
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Abstract
Description
101 コア層
102 交互層第1グループ
103 交互層第2グループ
104 中央導体
105 多層回路基板の第1面
106 多層回路基板の第2面
107 第1複合ビア
108 第2複合ビア
109 単式ビア
110 ビア
111 第1ギャップ
112 第1公称直径
113 第2ギャップ
114 第2公称直径
115 グラウンド突起部第1配列
116 グラウンド突起部第2配列
117 グラウンド・パス(ビア)
118 中央ビア
119 複合ビアの断面
120 5×5のグリッド
200 多層回路基板
300 多層回路基板
400 多層回路基板
425 集積回路
450 印刷回路基板
Claims (12)
- 1つ以上の導体層及び1つ以上の絶縁層を有する交互層第1グループと、
1つ以上の導体層及び1つ以上の絶縁層を有する交互層第2グループと、
上記交互層第1グループと上記交互層第2グループとの間にあって1つ以上の導体層及び1つ以上の絶縁層を有する1つ以上のコア層と、
上記交互層第1グループを通る第1複合ビアと上記交互層第2グループを通る第2複合ビアとを有し、上記多層回路基板の第1面から上記交互層第1グループ、1つ以上の上記コア層及び上記交互層第2グループを通って上記多層回路基板の第2面へと伸びる中央導体と、
該中央導体の周りを囲むと共に上記多層回路基板の上記第1面から上記多層回路基板の上記第2面へと広がるギャップと、
該ギャップの周りを囲むと共に上記多層回路基板の上記第1面上に第1パターンで配置されるグラウンド突起部第1配列と、
上記ギャップの周りを囲むと共に上記多層回路基板の上記第2面上に第2パターンで配置されるグラウンド突起部第2配列と、
上記交互層第1グループ及び上記交互層第2グループを通って上記グラウンド突起部第1配列を上記グラウンド突起部第2配列に接続するグラウンド・パスと
を具える多層回路基板。 - 上記第1複合ビアが並列に機能する少なくとも3つのビアから成る第1配列を有し、上記第2複合ビアが並列に機能する少なくとも3つのビアから成る第2配列を有する請求項1の多層回路基板。
- 少なくとも3つのビアの上記第1配列中の少なくとも1つのビアは、上記交互層第1グループの全部は通らない請求項2の多層回路基板。
- 少なくとも3つのビアの上記第2配列中の少なくとも1つのビアは、上記交互層第2グループの全部は通らない請求項2の多層回路基板。
- 上記中央導体が、差動信号を伝送するよう構成された1対の中央導体を有する請求項1から4のいずれかの多層回路基板。
- 1つ以上の導体層及び1つ以上の絶縁層を有する交互層第1グループと、
1つ以上の導体層及び1つ以上の絶縁層を有する交互層第2グループと、
上記交互層第1グループと上記交互層第2グループとの間にあって1つ以上の導体層及び1つ以上の絶縁層を有する1つ以上のコア層と、
上記多層回路基板の第1面から上記交互層第1グループ、1つ以上の上記コア層及び上記交互層第2グループを通って上記多層回路基板の第2面へと伸びる中央導体と、
上記多層回路基板の上記第1面に第1直径を有し、上記中央導体の周りを囲むと共に上記多層回路基板の上記第1面から1つ以上の上記コア層へと広がる第1ギャップと、
上記多層回路基板の上記第2面に上記第1直径と異なる第2直径を有し、上記中央導体の周りを囲むと共に上記多層回路基板の上記第2面から1つ以上の上記コア層へと広がる第2ギャップと、
上記第1ギャップの周りを囲むと共に上記多層回路基板の上記第1面上に第1パターンで配置されるグラウンド突起部第1配列と、
上記第2ギャップの周りを囲むと共に上記多層回路基板の上記第2面上に第2パターンで配置されるグラウンド突起部第2配列と、
上記交互層第1グループ及び上記交互層第2グループを通って上記グラウンド突起部第1配列と上記グラウンド突起部第2配列とを接続するグラウンド・パスと
を具える多層回路基板。 - 上記中央導体が、上記交互層第1グループを通る第1複合ビアと、上記交互層第2グループを通る第2複合ビアとを有する請求項6の多層回路基板。
- 上記第1複合ビアが並列に機能する少なくとも3つのビアから成る第1配列を有し、上記第2複合ビアが並列に機能する少なくとも3つのビアから成る第2配列を有する請求項7の多層回路基板。
- 複数の導体層と1つ以上の絶縁層とを有する交互層グループと、
該交互層グループを通る複合ビアを有し、上記多層回路基板の第1面から上記交互層グループを通って上記多層回路基板の第2面へと伸びる中央導体と、
該中央導体の周りを囲むと共に上記多層回路基板の第1面から上記多層回路基板の第2面へと広がり、上記多層回路基板の上記第1面に第1直径を有し、上記多層回路基板の上記第2面に第2直径を有するギャップと、
該ギャップの周りを囲むと共に上記多層回路基板の上記第1面上に第1パターンで配置されるグラウンド突起部第1配列と、
上記ギャップの周りを囲むと共に上記多層回路基板の上記第2面上に第2パターンで配置されるグラウンド突起部第2配列と、
上記交互層グループを通って上記グラウンド突起部第1配列を上記グラウンド突起部第2配列に接続するグラウンド・パスと
を具える多層回路基板。 - 上記複合ビアが、並列に機能する少なくとも3つのビアから成る配列を有する請求項9の多層回路基板。
- 少なくとも3つのビアから成る上記配列中の少なくとも1つのビアは、上記交互層グループの全部は通らない請求項10の多層回路基板。
- 複数の導体層と1つ以上の絶縁層とを有する交互層グループと、
第1複合ビアを有し、上記多層回路基板の第1面から上記交互層グループの第1多層グループを通って伸びる第1中央導体と、
第2複合ビアを有し、上記多層回路基板の第1面から上記交互層グループの第2多層グループを通って伸びる第2中央導体と、
上記交互層グループの導体層上にあって上記第1中央導体を上記第2中央導体に接続するトレースと、
上記第1中央導体の周りを囲むと共に上記多層回路基板の上記第1面から上記交互層グループの上記第1多層グループを通って広がる第1ギャップと、
上記第2中央導体の周りを囲むと共に上記多層回路基板の上記第1面から上記交互層グループの上記第2多層グループを通って広がる第2ギャップと、
上記第1ギャップの周りを囲むと共に第1パターンで配置されるグラウンド突起部第1配列と、
上記第2ギャップの周りを囲むと共に第2パターンで配置されるグラウンド突起部第2配列と、
上記交互層グループを通って上記グラウンド突起部第1配列を上記グラウンド突起部第2配列に接続するグラウンド・パスと
を具える多層回路基板。
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JP2005527122A (ja) * | 2002-05-23 | 2005-09-08 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 積層型ビア構造体 |
JP2008218931A (ja) * | 2007-03-07 | 2008-09-18 | Nec Corp | 多層プリント配線板及びその製造方法 |
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US7435912B1 (en) * | 2002-05-14 | 2008-10-14 | Teradata Us, Inc. | Tailoring via impedance on a circuit board |
JP2005243864A (ja) | 2004-02-26 | 2005-09-08 | Kyocera Corp | 配線基板 |
US7154047B2 (en) * | 2004-02-27 | 2006-12-26 | Texas Instruments Incorporated | Via structure of packages for high frequency semiconductor devices |
US20060226928A1 (en) | 2005-04-08 | 2006-10-12 | Henning Larry C | Ball coax interconnect |
US20080237893A1 (en) * | 2007-03-27 | 2008-10-02 | Quach Minh Van | Anti Pad To Reduce Parasitic Capacitance And Improve Return Loss In A Semiconductor Die And Package |
WO2011063105A2 (en) * | 2009-11-18 | 2011-05-26 | Molex Incorporated | Circuit board with air hole |
WO2011074105A1 (en) * | 2009-12-14 | 2011-06-23 | Nec Corporation | Resonant via structures in multilayer substrates and filters based on these via structures |
US9565750B2 (en) * | 2012-08-18 | 2017-02-07 | Kyocera Corporation | Wiring board for mounting a semiconductor element |
JP5981265B2 (ja) | 2012-08-18 | 2016-08-31 | 京セラ株式会社 | 配線基板 |
JP6122606B2 (ja) | 2012-10-16 | 2017-04-26 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
KR102202405B1 (ko) * | 2014-07-04 | 2021-01-14 | 삼성디스플레이 주식회사 | 인쇄회로기판용 스파크 방지소자 |
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US9666544B2 (en) * | 2015-06-02 | 2017-05-30 | Sarcina Technology LLC | Package substrate differential impedance optimization for 25 GBPS and beyond |
US10194524B1 (en) * | 2017-07-26 | 2019-01-29 | Cisco Technology, Inc. | Anti-pad for signal and power vias in printed circuit board |
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