JP4941293B2 - 共振器、プリント基板及び複素誘電率の測定方法 - Google Patents
共振器、プリント基板及び複素誘電率の測定方法 Download PDFInfo
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- JP4941293B2 JP4941293B2 JP2007509315A JP2007509315A JP4941293B2 JP 4941293 B2 JP4941293 B2 JP 4941293B2 JP 2007509315 A JP2007509315 A JP 2007509315A JP 2007509315 A JP2007509315 A JP 2007509315A JP 4941293 B2 JP4941293 B2 JP 4941293B2
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- Prior art keywords
- resonator
- dielectric constant
- measuring
- conductor
- complex dielectric
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Classifications
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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
- H05K1/0266—Marks, test patterns or identification means
- H05K1/0268—Marks, test patterns or identification means for electrical inspection or testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2617—Measuring dielectric properties, e.g. constants
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2805—Bare printed circuit 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
- H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
-
- 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
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09618—Via fence, i.e. one-dimensional array of vias
-
- 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
- H05K2201/10068—Non-printed resonator
-
- 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
- H05K3/42—Plated through-holes or plated via connections
- H05K3/429—Plated through-holes specially for multilayer circuits, e.g. having connections to inner circuit layers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Description
1a、2a;スルーホール
1b、2b、11〜15;導体層
21〜24、111〜115;絶縁層
31a、31b;同軸ケーブル
32a、32b、124;中心導体
33a、33b;絶縁体
34a、34b;外部導体
100;高周波回路
121;回路パターン
122;内部電極
123、125;グランド電極
116;側面電極
Claims (13)
- 誘電体層の複素誘電率を測定する複素誘電率測定用共振器において、前記誘電体層を間に挟むようにして相互に平行に配置された第1及び第2の導体層と、前記第1及び第2の導体層に夫々形成され相互に対向する第1及び第2の開口部と、前記第1及び第2の開口部の周囲に相互に間隔をおいて配置され前記第1及び第2の導体層を相互に接続する複数個の第1のビアと、前記第1及び第2の開口部並びにこれらの開口部に整合する前記誘電体層の領域に前記第1及び第2の導体層に非接触で前記複数個の第1のビアに囲まれるように形成された第2のビアと、を有することを特徴とする複素誘電率測定用共振器。
- 更に、前記第1の導体層と前記第2の導体層との間に、前記誘電体層を間に挟むようにして前記第1及び第2の導体層と平行に配置され前記第1及び第2の開口部に整合する位置に開口部が形成され前記第1のビアに接続された1以上の導体層を有することを特徴とする請求項1に記載の複素誘電率測定用共振器。
- 前記第1のビアにより囲まれている領域は、平面視で矩形状であることを特徴とする請求項1又は2に記載の複素誘電率測定用共振器。
- 複素誘電率の測定波長をλとしたとき、前記矩形状の領域の1辺の長さが(λ/√2)以上であることを特徴とする請求項3に記載の複素誘電率測定用共振器。
- 複素誘電率の測定波長をλとしたとき、相互に隣接する第1のビア間の距離が(λ/20)以下であることを特徴とする請求項1乃至4のいずれか1項に記載の複素誘電率測定用共振器。
- 複数の導体層が誘電体層により相互に絶縁されたプリント基板において、請求項1乃至5のいずれか1項に記載の共振器を有することを特徴とするプリント基板。
- 誘電体層の複素誘電率の測定方法において、前記誘電体層を間に挟むようにして相互に平行に配置された第1及び第2の導体層と、前記第1及び第2の導体層に夫々形成され相互に対向する第1及び第2の開口部と、前記第1及び第2の開口部の周囲に相互に間隔をおいて配置され前記第1及び第2の導体層を相互に接続する複数個の第1のビアと、前記第1及び第2の開口部並びにこれらの開口部に整合する前記誘電体層の領域に前記第1及び第2の導体層に非接触で前記複数個の第1のビアに囲まれるように形成された第2のビアとを有する共振器の前記第2のビアに高周波電力を印加し、Sパラメータ法により前記第2のビアと前記第1及び第2の導体層との間の電力損失を測定することを特徴とする複素誘電率の測定方法。
- 前記電力損失の測定は、一方の端部がネットワークアナライザに接続された1対の同軸ケーブルの他方の端部側の外部導体を夫々前記第1及び第2の導体層に接続すると共に、前記1対の同軸ケーブルの他方の端部側の中心導体を夫々前記第2のビアの両端部から挿入して前記第2のビアに接続し、前記ネットワークアナライザによりS11及びS21を測定することを特徴とする請求項7に記載の複素誘電率の測定方法。
- 前記共振器は、更に、前記第1の導体層と前記第2の導体層との間に、前記誘電体層を間に挟むようにして前記第1及び第2の導体層と平行に配置され前記第1及び第2の開口部に整合する位置に開口部が形成され前記第1のビアに接続された1以上の導体層を有することを特徴とする請求項7又は8に記載の複素誘電率の測定方法。
- 前記共振器の前記第1のビアにより囲まれている領域は、平面視で矩形状であることを特徴とする請求項7乃至9のいずれか1項に記載の複素誘電率の測定方法。
- 複素誘電率の測定波長をλとしたとき、前記矩形状の領域の1辺の長さは、(λ/√2)以上であることを特徴とする請求項10に記載の複素誘電率の測定方法。
- 複素誘電率の測定波長をλとしたとき、前記共振器の相互に隣接する第1のビア間の距離は、(λ/20)以下であることを特徴とする請求項7乃至11のいずれか1項に記載の複素誘電率の測定方法。
- 前記共振器はプリント基板内に形成されており、前記プリント基板の複素誘電率測定に使用されることを特徴とする請求項7乃至12のいずれか1項に記載の複素誘電率の測定方法。
Priority Applications (1)
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JP2007509315A JP4941293B2 (ja) | 2005-03-23 | 2006-03-22 | 共振器、プリント基板及び複素誘電率の測定方法 |
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JP2005084549 | 2005-03-23 | ||
JP2005084549 | 2005-03-23 | ||
JP2007509315A JP4941293B2 (ja) | 2005-03-23 | 2006-03-22 | 共振器、プリント基板及び複素誘電率の測定方法 |
PCT/JP2006/305745 WO2006101145A1 (ja) | 2005-03-23 | 2006-03-22 | 共振器、プリント基板及び複素誘電率の測定方法 |
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JPWO2006101145A1 JPWO2006101145A1 (ja) | 2008-09-04 |
JP4941293B2 true JP4941293B2 (ja) | 2012-05-30 |
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Country Status (4)
Country | Link |
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US (1) | US7952365B2 (ja) |
JP (1) | JP4941293B2 (ja) |
CN (1) | CN100565226C (ja) |
WO (1) | WO2006101145A1 (ja) |
Cited By (1)
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JPH07270461A (ja) * | 1994-03-29 | 1995-10-20 | Oki Electric Ind Co Ltd | プリント配線板における比誘電率および実効比誘電率の測定電極形状およびその測定方法 |
JP2000209003A (ja) * | 1999-01-01 | 2000-07-28 | Tdk Corp | フィルタの特性調整方法 |
JP2004177234A (ja) * | 2002-11-26 | 2004-06-24 | Kyocera Corp | 誘電定数測定法 |
Cited By (2)
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CN103743956A (zh) * | 2014-01-08 | 2014-04-23 | 中电科技扬州宝军电子有限公司 | 高灵敏液态物质介电常数传感器 |
CN103743956B (zh) * | 2014-01-08 | 2016-03-30 | 中电科技扬州宝军电子有限公司 | 高灵敏液态物质介电常数传感器 |
Also Published As
Publication number | Publication date |
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WO2006101145A1 (ja) | 2006-09-28 |
US20090015266A1 (en) | 2009-01-15 |
US7952365B2 (en) | 2011-05-31 |
JPWO2006101145A1 (ja) | 2008-09-04 |
CN101147072A (zh) | 2008-03-19 |
CN100565226C (zh) | 2009-12-02 |
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