KR100945962B1 - 백플레인 신호 채널 내에서의 신호 매칭 장치, 방법 및시스템 - Google Patents
백플레인 신호 채널 내에서의 신호 매칭 장치, 방법 및시스템 Download PDFInfo
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- KR100945962B1 KR100945962B1 KR1020087014821A KR20087014821A KR100945962B1 KR 100945962 B1 KR100945962 B1 KR 100945962B1 KR 1020087014821 A KR1020087014821 A KR 1020087014821A KR 20087014821 A KR20087014821 A KR 20087014821A KR 100945962 B1 KR100945962 B1 KR 100945962B1
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- Prior art keywords
- ground
- impedance matching
- signal
- circuit board
- printed circuit
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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
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1438—Back panels or connecting means therefor; Terminals; Coding means to avoid wrong insertion
- H05K7/1458—Active back panels; Back panels with filtering 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
- H05K1/02—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
-
- 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
- H05K1/025—Impedance arrangements, e.g. impedance matching, reduction of parasitic impedance
-
- 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
- H05K1/0215—Grounding of printed circuits by connection to external grounding 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
- H05K1/02—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
- H05K1/0231—Capacitors or dielectric substances
-
- 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
- H05K1/14—Structural association of two or more printed circuits
-
- 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
- H05K2201/04—Assemblies of printed circuits
- H05K2201/044—Details of backplane or midplane for mounting orthogonal PCBs
-
- 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
- H05K2201/0776—Resistance and impedance
- H05K2201/0792—Means against parasitic impedance; Means against eddy currents
-
- 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
- H05K2201/10022—Non-printed resistor
-
- 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
- H05K2201/1003—Non-printed 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
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10196—Variable component, e.g. variable resistor
-
- 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)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Dc Digital Transmission (AREA)
Abstract
Description
Claims (20)
- 전면 및 후면을 가지며, 그 내부에 하나 이상의 신호 채널을 각각 포함하는 복수의 도전층을 갖는 인쇄 회로 기판과,상기 전면으로부터 상기 후면으로 연장되며, 적어도 하나의 신호 채널에 전기적으로 결합되는 스터브와,상기 스터브 및 그라운드에 전기적으로 결합된 임피던스 매칭 터미널을 포함하는장치.
- 제 1 항에 있어서,상기 그라운드는 상기 인쇄 회로 기판 외부에 있는 그라운드인장치.
- 제 1 항에 있어서,상기 복수의 도전층은 절연층에 의해 서로 분리되는 신호층들과 그라운드층들을 교대로 포함하는장치.
- 제 3 항에 있어서,상기 그라운드는 하나 이상의 상기 그라운드층인장치.
- 제 1 항에 있어서,상기 임피던스 매칭 터미널은 가변 저항기인장치.
- 제 1 항에 있어서,상기 임피던스 매칭 터미널은 캐패시터와 인덕터 중 적어도 하나를 포함하는장치.
- 제 1 항에 있어서,상기 신호 채널을 통해 진행하는 신호는 초당 약 9 기가비트(Gbps) 이상의 데이터 레이트를 갖는장치.
- 제 1 항에 있어서,상기 신호 채널의 길이는 약 9 인치 이상인장치.
- 전면 및 후면을 가지며, 그 내부에 복수의 도전층을 포함하는 인쇄 회로 기판 -상기 도전층들 중 적어도 한 층은 차동 신호를 운반하기 위한 제 1 및 제 2 신호 채널을 포함함- 과,상기 전면으로부터 상기 후면으로 연장되는 제 1 및 제 2 스터브 -상기 제 1 스터브는 상기 제 1 신호 채널에 전기적으로 결합되고 상기 제 2 스터브는 상기 제 2 신호 채널에 전기적으로 결합됨- 와,상기 인쇄 회로 기판의 상기 전면에 결합되고 상기 제 1 및 제 2 스터브에 전기적으로 결합되며, 그 상부에 프로세서 및 SDRAM 메모리를 포함하는 서버 블레이드와,상기 인쇄 회로 기판의 후면에 위치하며 상기 제 1 및 제 2 스터브 및 그라운드에 접속되는 임피던스 매칭 터미널을 포함하는시스템.
- 제 9 항에 있어서,상기 그라운드는 상기 인쇄 회로 기판의 외부에 있는 그라운드인시스템.
- 제 9 항에 있어서,상기 복수의 도전층은 절연층에 의해 서로 분리된 신호층들 및 그라운드층들을 교대로 포함하는시스템.
- 제 11 항에 있어서,상기 그라운드는 하나 이상의 상기 그라운드층인시스템.
- 제 9 항에 있어서,상기 임피던스 매칭 터미널은 가변 저항기인시스템.
- 제 9 항에 있어서,상기 임피던스 매칭 터미널은 캐패시터 및 인덕터 중 적어도 하나를 포함하는시스템.
- 제 9 항에 있어서,상기 신호 채널을 통해 진행하는 신호는 초당 약 9 기가비트(Gbps) 이상의 데이터 레이트를 갖는시스템.
- 제 9 항에 있어서,상기 신호 채널의 길이는 약 9 인치 이상인시스템.
- 전면과 후면을 갖는 인쇄 회로 기판을 제공하는 단계 -상기 인쇄 회로 기판은 그 내부에 하나 이상의 신호 채널을 각각 포함하는 복수의 도전층과, 상기 전면 으로부터 상기 후면으로 연장되는 스터브를 포함하고, 상기 스터브는 적어도 하나의 신호 채널에 전기적으로 결합되고 상기 인쇄 회로 기판에 부착된 소자로부터 신호를 수신하도록 설계됨- 와,임피던스 매칭 터미널을 상기 스터브 및 그라운드에 결합시키는 단계를 포함하는방법.
- 제 17 항에 있어서,상기 임피던스 매칭 터미널의 임피던스를 조정하여 상기 신호 채널 내의 신호 품질을 최적화하는 단계를 더 포함하는방법.
- 제 17 항에 있어서,상기 복수의 도전층은 절연층에 의해 서로 분리된 신호층들과 그라운드층들을 교대로 포함하는방법.
- 제 19 항에 있어서,상기 임피던스 매칭 터미널을 그라운드에 결합시키는 단계는 상기 임피던스 매칭 터미널을 하나 이상의 그라운드 층에 결합시키는 단계를 포함하는방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/313,333 US7564694B2 (en) | 2005-12-21 | 2005-12-21 | Apparatus and method for impedance matching in a backplane signal channel |
US11/313,333 | 2005-12-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080075885A KR20080075885A (ko) | 2008-08-19 |
KR100945962B1 true KR100945962B1 (ko) | 2010-03-09 |
Family
ID=37909497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020087014821A KR100945962B1 (ko) | 2005-12-21 | 2006-12-07 | 백플레인 신호 채널 내에서의 신호 매칭 장치, 방법 및시스템 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7564694B2 (ko) |
EP (1) | EP1964454A1 (ko) |
JP (1) | JP4772876B2 (ko) |
KR (1) | KR100945962B1 (ko) |
CN (1) | CN101313635B (ko) |
WO (1) | WO2007075314A1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SG135065A1 (en) | 2006-02-20 | 2007-09-28 | Micron Technology Inc | Conductive vias having two or more elements for providing communication between traces in different substrate planes, semiconductor device assemblies including such vias, and accompanying methods |
CN101048034A (zh) * | 2007-04-30 | 2007-10-03 | 华为技术有限公司 | 电路板互连系统、连接器组件、电路板及电路板加工方法 |
CN103428986B (zh) * | 2012-05-21 | 2016-10-05 | 联想(北京)有限公司 | 确定信号线长度的方法、装置及印刷电路板和电子设备 |
US9955568B2 (en) * | 2014-01-24 | 2018-04-24 | Dell Products, Lp | Structure to dampen barrel resonance of unused portion of printed circuit board via |
US9921634B2 (en) * | 2015-06-17 | 2018-03-20 | Silergy Corp. | Method of communicating between phases of an AC power system |
CN104994687A (zh) * | 2015-06-29 | 2015-10-21 | 浪潮电子信息产业股份有限公司 | 一种改善差分走线阻抗失配的设计方法 |
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US6708243B1 (en) * | 2000-11-28 | 2004-03-16 | Intel Corporation | Computer assembly with stub traces coupled to vias to add capacitance at the vias |
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AU2002309365A1 (en) * | 2001-05-21 | 2002-12-03 | Igor Anatolievich Abrosimov | Method and apparatus for impedance matching in a transmission |
US20030089522A1 (en) * | 2001-11-15 | 2003-05-15 | Xerox Corporation | Low impedance / high density connectivity of surface mount components on a printed wiring board |
US6941649B2 (en) * | 2002-02-05 | 2005-09-13 | Force10 Networks, Inc. | Method of fabricating a high-layer-count backplane |
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KR100689743B1 (ko) * | 2004-10-01 | 2007-03-08 | 삼성전자주식회사 | 저잡음 증폭기의 정전기 보호 및 입력 임피던스 정합 회로및 저잡음 증폭기 |
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-
2005
- 2005-12-21 US US11/313,333 patent/US7564694B2/en active Active
-
2006
- 2006-12-07 EP EP06839283A patent/EP1964454A1/en not_active Withdrawn
- 2006-12-07 WO PCT/US2006/047145 patent/WO2007075314A1/en active Application Filing
- 2006-12-07 JP JP2008547292A patent/JP4772876B2/ja not_active Expired - Fee Related
- 2006-12-07 CN CN200680043953XA patent/CN101313635B/zh active Active
- 2006-12-07 KR KR1020087014821A patent/KR100945962B1/ko active IP Right Grant
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6708243B1 (en) * | 2000-11-28 | 2004-03-16 | Intel Corporation | Computer assembly with stub traces coupled to vias to add capacitance at the vias |
Also Published As
Publication number | Publication date |
---|---|
EP1964454A1 (en) | 2008-09-03 |
JP2009520446A (ja) | 2009-05-21 |
JP4772876B2 (ja) | 2011-09-14 |
KR20080075885A (ko) | 2008-08-19 |
WO2007075314A1 (en) | 2007-07-05 |
CN101313635A (zh) | 2008-11-26 |
US20070139063A1 (en) | 2007-06-21 |
CN101313635B (zh) | 2010-08-11 |
US7564694B2 (en) | 2009-07-21 |
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