JP2000138433A - 相互接続構造体 - Google Patents

相互接続構造体

Info

Publication number
JP2000138433A
JP2000138433A JP11285296A JP28529699A JP2000138433A JP 2000138433 A JP2000138433 A JP 2000138433A JP 11285296 A JP11285296 A JP 11285296A JP 28529699 A JP28529699 A JP 28529699A JP 2000138433 A JP2000138433 A JP 2000138433A
Authority
JP
Japan
Prior art keywords
vias
ground
conductor via
center conductor
gun
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
Application number
JP11285296A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000138433A5 (enExample
Inventor
Lewis R Dove
ルイス・アール・ダブ
John F Casey
ジョン・エフ・ケイシー
Ronald J Barnett
ロン・バレット
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Agilent Technologies Inc filed Critical Agilent Technologies Inc
Publication of JP2000138433A publication Critical patent/JP2000138433A/ja
Publication of JP2000138433A5 publication Critical patent/JP2000138433A5/ja
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/0213Electrical arrangements not otherwise provided for
    • H05K1/0216Reduction of cross-talk, noise or electromagnetic interference
    • H05K1/0218Reduction of cross-talk, noise or electromagnetic interference by printed shielding conductors, ground planes or power plane
    • H05K1/0219Printed shielding conductors for shielding around or between signal conductors, e.g. coplanar or coaxial printed shielding conductors
    • H05K1/0222Printed shielding conductors for shielding around or between signal conductors, e.g. coplanar or coaxial printed shielding conductors for shielding around a single via or around a group of vias, e.g. coaxial vias or vias surrounded by a grounded via fence
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00Details of semiconductor or other solid state devices
    • H01L23/58Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
    • H01L23/64Impedance arrangements
    • H01L23/66High-frequency adaptations
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2223/00Details relating to semiconductor or other solid state devices covered by the group H01L23/00
    • H01L2223/58Structural electrical arrangements for semiconductor devices not otherwise provided for
    • H01L2223/64Impedance arrangements
    • H01L2223/66High-frequency adaptations
    • H01L2223/6605High-frequency electrical connections
    • H01L2223/6616Vertical connections, e.g. vias
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2223/00Details relating to semiconductor or other solid state devices covered by the group H01L23/00
    • H01L2223/58Structural electrical arrangements for semiconductor devices not otherwise provided for
    • H01L2223/64Impedance arrangements
    • H01L2223/66High-frequency adaptations
    • H01L2223/6605High-frequency electrical connections
    • H01L2223/6616Vertical connections, e.g. vias
    • H01L2223/6622Coaxial feed-throughs in active or passive substrates
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/02Bonding areas; Manufacturing methods related thereto
    • H01L2224/04Structure, shape, material or disposition of the bonding areas prior to the connecting process
    • H01L2224/05Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
    • H01L2224/0554External layer
    • H01L2224/05599Material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42Wire connectors; Manufacturing methods related thereto
    • H01L2224/44Structure, shape, material or disposition of the wire connectors prior to the connecting process
    • H01L2224/45Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
    • H01L2224/45001Core members of the connector
    • H01L2224/4501Shape
    • H01L2224/45012Cross-sectional shape
    • H01L2224/45014Ribbon connectors, e.g. rectangular cross-section
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42Wire connectors; Manufacturing methods related thereto
    • H01L2224/47Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/4805Shape
    • H01L2224/4809Loop shape
    • H01L2224/48091Arched
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/80Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
    • H01L2224/85Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a wire connector
    • H01L2224/8538Bonding interfaces outside the semiconductor or solid-state body
    • H01L2224/85399Material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L24/00Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
    • H01L24/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L24/42Wire connectors; Manufacturing methods related thereto
    • H01L24/47Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L24/48Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001Technical content checked by a classifier
    • H01L2924/00014Technical content checked by a classifier the subject-matter covered by the group, the symbol of which is combined with the symbol of this group, being disclosed without further technical details
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01039Yttrium [Y]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01068Erbium [Er]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/01Chemical elements
    • H01L2924/01078Platinum [Pt]
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/10Details of semiconductor or other solid state devices to be connected
    • H01L2924/11Device type
    • H01L2924/14Integrated circuits
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/30Technical effects
    • H01L2924/301Electrical effects
    • H01L2924/3011Impedance
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/30Technical effects
    • H01L2924/301Electrical effects
    • H01L2924/3025Electromagnetic shielding
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09Shape and layout
    • H05K2201/09209Shape and layout details of conductors
    • H05K2201/095Conductive through-holes or vias
    • H05K2201/09618Via fence, i.e. one-dimensional array of vias
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09Shape and layout
    • H05K2201/09209Shape and layout details of conductors
    • H05K2201/09654Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
    • H05K2201/09809Coaxial layout
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2203/00Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/04Soldering or other types of metallurgic bonding
    • H05K2203/049Wire bonding
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/40Forming printed elements for providing electric connections to or between printed circuits
    • H05K3/42Plated through-holes or plated via connections

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Production Of Multi-Layered Print Wiring Board (AREA)
  • Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
JP11285296A 1998-10-29 1999-10-06 相互接続構造体 Pending JP2000138433A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/182,287 US6388206B2 (en) 1998-10-29 1998-10-29 Microcircuit shielded, controlled impedance “Gatling gun”via
US182,287 1998-10-29

Publications (2)

Publication Number Publication Date
JP2000138433A true JP2000138433A (ja) 2000-05-16
JP2000138433A5 JP2000138433A5 (enExample) 2006-11-02

Family

ID=22667816

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11285296A Pending JP2000138433A (ja) 1998-10-29 1999-10-06 相互接続構造体

Country Status (5)

Country Link
US (1) US6388206B2 (enExample)
JP (1) JP2000138433A (enExample)
DE (1) DE19949378A1 (enExample)
FR (1) FR2785454B1 (enExample)
GB (1) GB2343298B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008003021A3 (en) * 2006-06-29 2008-02-21 Intel Corp Shielded via

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6727777B2 (en) * 2001-04-16 2004-04-27 Vitesse Semiconductor Corporation Apparatus and method for angled coaxial to planar structure broadband transition
JP3820955B2 (ja) * 2001-10-12 2006-09-13 日本電気株式会社 ビルドアップ基板とその製造方法
US6828513B2 (en) * 2002-04-30 2004-12-07 Texas Instruments Incorporated Electrical connector pad assembly for printed circuit board
JP2006512691A (ja) 2002-10-22 2006-04-13 アイシス テクノロジーズ 改善された熱放散特性を有する非周辺処理制御モジュール
AU2003290533B2 (en) 2002-10-22 2009-04-09 Jason Sullivan Systems and methods for providing a dynamically modular processing unit
EP1557074A4 (en) 2002-10-22 2010-01-13 Sullivan Jason ROBUST ADJUSTABLE COMPUTER PROCESSING SYSTEM
FR2849346B1 (fr) * 2002-12-20 2006-12-08 Thales Sa Boitier hyperfrequence a montage de surface et montage correspondant avec un circuit multicouche.
DE10305855A1 (de) * 2003-02-13 2004-08-26 Robert Bosch Gmbh HF-Multilayer-Platine
JP4652230B2 (ja) 2003-06-02 2011-03-16 日本電気株式会社 プリント回路基板用コンパクトビア伝送路およびその設計方法
US7030712B2 (en) * 2004-03-01 2006-04-18 Belair Networks Inc. Radio frequency (RF) circuit board topology
CN100544559C (zh) * 2004-03-09 2009-09-23 日本电气株式会社 用于多层印刷电路板的通孔传输线
US20060151869A1 (en) * 2005-01-10 2006-07-13 Franz Gisin Printed circuit boards and the like with improved signal integrity for differential signal pairs
TWI248330B (en) * 2005-01-14 2006-01-21 Ind Tech Res Inst High frequency and wide band impedance matching via
US7492146B2 (en) * 2005-05-16 2009-02-17 Teradyne, Inc. Impedance controlled via structure
CN100562214C (zh) * 2005-07-02 2009-11-18 鸿富锦精密工业(深圳)有限公司 具有改良过孔的印刷电路板
CN1916915A (zh) * 2005-08-19 2007-02-21 鸿富锦精密工业(深圳)有限公司 改良过孔阻抗的方法
TWI286049B (en) * 2006-04-04 2007-08-21 Advanced Semiconductor Eng Circuit substrate
CN101513144B (zh) * 2006-08-02 2012-07-18 日本电气株式会社 印刷布线板
CN101282614A (zh) * 2007-04-04 2008-10-08 鸿富锦精密工业(深圳)有限公司 具有改良过孔的印刷电路板
DE102008014742A1 (de) * 2008-03-18 2009-09-24 Qimonda Ag Anordnung in Flip-Chip-Montagebauweise, Überprüfungsanordnung zum Überprüfen der Positionierung eines integrierten Schaltkreises relativ zu einem Träger einer Anordnung in Flip-Chip-Montagebauweise und Verfahren zum Überprüfen der Positionierung eines integrierten Schaltkreises relativ zu einem Träger einer Anordnung in Flip-Chip-Montagebauweise
US7733265B2 (en) * 2008-04-04 2010-06-08 Toyota Motor Engineering & Manufacturing North America, Inc. Three dimensional integrated automotive radars and methods of manufacturing the same
US8022861B2 (en) * 2008-04-04 2011-09-20 Toyota Motor Engineering & Manufacturing North America, Inc. Dual-band antenna array and RF front-end for mm-wave imager and radar
US7830301B2 (en) * 2008-04-04 2010-11-09 Toyota Motor Engineering & Manufacturing North America, Inc. Dual-band antenna array and RF front-end for automotive radars
US20100110650A1 (en) * 2008-10-31 2010-05-06 Maxwell Martha A Soldering Strategies for Printed Circuit Board Assemblies
US7990237B2 (en) * 2009-01-16 2011-08-02 Toyota Motor Engineering & Manufacturing North America, Inc. System and method for improving performance of coplanar waveguide bends at mm-wave frequencies
CN101945537A (zh) * 2009-07-10 2011-01-12 英华达(上海)电子有限公司 一种具有过孔结构的印刷电路板及其制造方法
EP2278613B1 (fr) * 2009-07-21 2013-06-05 STMicroelectronics (Crolles 2) SAS Via de connexion électrique tubulaire constitué de plusieurs vias conducteurs élémentaires
US8729405B2 (en) * 2010-03-31 2014-05-20 Ibiden Co., Ltd. Wiring board and method for manufacturing the same
US20120002455A1 (en) * 2010-06-07 2012-01-05 Sullivan Jason A Miniturization techniques, systems, and apparatus relatng to power supplies, memory, interconnections, and leds
US8786496B2 (en) 2010-07-28 2014-07-22 Toyota Motor Engineering & Manufacturing North America, Inc. Three-dimensional array antenna on a substrate with enhanced backlobe suppression for mm-wave automotive applications
US8570765B2 (en) * 2010-08-31 2013-10-29 Asustek Computer Inc. Circuit board with via hole and electronic device equipped with the same
US8957325B2 (en) 2013-01-15 2015-02-17 Fujitsu Limited Optimized via cutouts with ground references
TWI484876B (zh) * 2013-12-20 2015-05-11 Ind Tech Res Inst 具傳輸孔之電路板及其製造方法
CN107535044B (zh) 2014-11-21 2019-12-10 安费诺公司 用于高速、高密度电连接器的配套背板
TWI576026B (zh) 2015-07-17 2017-03-21 財團法人工業技術研究院 電路結構
US10201074B2 (en) 2016-03-08 2019-02-05 Amphenol Corporation Backplane footprint for high speed, high density electrical connectors
CN111602472B (zh) * 2017-11-08 2024-02-06 安费诺公司 用于高速、高密度电连接器的背板占板区
WO2019241107A1 (en) 2018-06-11 2019-12-19 Amphenol Corporation Backplane footprint for high speed, high density electrical connectors
CN112003030A (zh) * 2020-08-18 2020-11-27 上海矽杰微电子有限公司 一种交通雷达检测的毫米波微带阵列天线
CN114900947B (zh) * 2022-04-15 2025-04-25 深南电路股份有限公司 印制电路板

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3895435A (en) * 1974-01-23 1975-07-22 Raytheon Co Method for electrically interconnecting multilevel stripline circuitry
SE426894B (sv) 1981-06-30 1983-02-14 Ericsson Telefon Ab L M Impedansriktig koaxialovergang for mikrovagssignaler
US4816791A (en) 1987-11-27 1989-03-28 General Electric Company Stripline to stripline coaxial transition
US5200580A (en) * 1991-08-26 1993-04-06 E-Systems, Inc. Configurable multi-chip module interconnect
JPH05206678A (ja) * 1992-01-28 1993-08-13 Nec Corp 多層配線基板
US5401912A (en) * 1993-06-07 1995-03-28 St Microwave Corp., Arizona Operations Microwave surface mount package
GB9515233D0 (en) * 1995-07-25 1995-09-20 Cinch Connectors Ltd Co-axial connector system
US5644276A (en) * 1996-05-29 1997-07-01 The United States Of America As Represented By The Secretary Of The Army Multi-layer controllable impedance transition device for microwaves/millimeter waves
JP4195731B2 (ja) * 1996-07-25 2008-12-10 富士通株式会社 多層プリント板及びこれを利用した高周波回路装置
JPH10173410A (ja) * 1996-12-12 1998-06-26 Sharp Corp ストリップ線路を用いた伝送回路
US5842877A (en) 1996-12-16 1998-12-01 Telefonaktiebolaget L M Ericsson Shielded and impedance-matched connector assembly, and associated method, for radio frequency circuit device
US5920242A (en) * 1997-06-09 1999-07-06 Ngk Spark Plug Co., Ltd. Multielement-type piezoelectric filter with through-hole connection of resonators to a base substrate circuit
US6031188A (en) * 1998-04-30 2000-02-29 Lockheed Martin Corp. Multi-circuit RF connections using molded and compliant RF coaxial interconnects

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008003021A3 (en) * 2006-06-29 2008-02-21 Intel Corp Shielded via

Also Published As

Publication number Publication date
US20010015288A1 (en) 2001-08-23
FR2785454A1 (fr) 2000-05-05
GB2343298B (en) 2003-03-12
FR2785454B1 (fr) 2002-10-11
DE19949378A1 (de) 2000-05-11
GB9925204D0 (en) 1999-12-22
US6388206B2 (en) 2002-05-14
GB2343298A (en) 2000-05-03

Similar Documents

Publication Publication Date Title
JP2000138433A (ja) 相互接続構造体
US8094429B2 (en) Multilayer capacitors and methods for making the same
CN100521865C (zh) 具有减小噪声的高频信号传输线
US9326377B2 (en) Printed wiring board
RU2141152C1 (ru) Переходное устройство от волновода к электронной схеме, способ минимизации утечки сигналов из перехода, волновод-сигнальный проводник и переходное устройство печатной платы для минимизации утечки сигналов
JP3234556B2 (ja) 回路ボードの信号線路インピーダンスの制御方法及び装置
US20080173476A1 (en) Embedded waveguide and embedded electromagnetic shielding
WO2006089701A1 (en) Air void via tuning
US6750403B2 (en) Reconfigurable multilayer printed circuit board
US20050085013A1 (en) Ball grid array resistor network
EP0489118A1 (en) MULTI-LAYERED CIRCUIT BOARD ELIMINATING RADIO-ELECTRIC INTERFERENCE OF HF SIGNALS.
WO2001001453A2 (en) Method and apparatus for adjusting electrical characteristics of signal traces in layered circuit boards
AU736048B2 (en) Shielded and impedance-matched connector assembly, and associated method, for radio frequency circuit device
JP3420126B2 (ja) 両面プリント配線板
US7109830B2 (en) Low cost highly isolated RF coupler
JP3194445B2 (ja) 高周波用回路基板の信号回路
JP3878795B2 (ja) 多層配線基板
JP3935638B2 (ja) 多層配線基板
JP2003273611A (ja) 配線基板
JP4373752B2 (ja) 配線基板
JP4508540B2 (ja) 配線基板および電子装置
JP2003338693A (ja) 同軸ケーブルの接続方法及び多層プリント基板
JPH0237096B2 (enExample)
JPH0730052A (ja) 電子計算機用モジュール基板
JP3784244B2 (ja) 多層配線基板

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060919

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20060919

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20071220

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20080911