JP5232878B2 - 10gxfp準拠のpcb - Google Patents
10gxfp準拠のpcb Download PDFInfo
- Publication number
- JP5232878B2 JP5232878B2 JP2010550324A JP2010550324A JP5232878B2 JP 5232878 B2 JP5232878 B2 JP 5232878B2 JP 2010550324 A JP2010550324 A JP 2010550324A JP 2010550324 A JP2010550324 A JP 2010550324A JP 5232878 B2 JP5232878 B2 JP 5232878B2
- Authority
- JP
- Japan
- Prior art keywords
- xfp
- layer
- ground shield
- pcb
- opening
- 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.)
- Expired - Fee Related
Links
- 239000010410 layer Substances 0.000 description 67
- KTXUOWUHFLBZPW-UHFFFAOYSA-N 1-chloro-3-(3-chlorophenyl)benzene Chemical compound ClC1=CC=CC(C=2C=C(Cl)C=CC=2)=C1 KTXUOWUHFLBZPW-UHFFFAOYSA-N 0.000 description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 11
- 229910052802 copper Inorganic materials 0.000 description 11
- 239000010949 copper Substances 0.000 description 11
- 230000008878 coupling Effects 0.000 description 8
- 238000010168 coupling process Methods 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 239000000758 substrate Substances 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Classifications
-
- 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
- H05K1/0218—Reduction of cross-talk, noise or electromagnetic interference by printed shielding conductors, ground planes or power plane
-
- 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
- H05K2201/09218—Conductive traces
- H05K2201/09236—Parallel layout
-
- 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
- H05K2201/0929—Conductive planes
- H05K2201/093—Layout of power planes, ground planes or power supply conductors, e.g. having special clearance holes therein
-
- 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
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/0969—Apertured conductors
-
- 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
- H05K2201/10121—Optical component, e.g. opto-electronic component
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Structure Of Printed Boards (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Description
Claims (10)
- 10GbpsのPHYとXFPトランシーバとの間のXFIインターフェースを相互接続するためのプリント回路基板(PCB)であって、
(a)第1の複数の接地バイアに取り囲まれ、動作可能なように接続される複数のXFPコネクタパッド、第1のPHY信号パッドおよび第2のPHY信号パッドおよび第2の複数の接地バイアを有する複数のPHY接地パッド、ならびに開口を有するXFPケージ接地シールドを有する第1層と、
(b)第1のトレースおよび第2のトレースを有する差動ペア、ならびに差動ペアを取り囲む第1のガードトレースおよび第2のガードトレースを有し、第1層の下に配置される第2層と、
(c)複数のXFPコネクタパッドの下のXFPコネクタパッドの開口、ならびにXFPケージ接地シールドの下の第1のXFPケージ接地シールドの開口および第2のXFPケージ接地シールドの開口を有し、第2層の下に配置される第3層と、
(d)接地として働き、第3層の下に配置される第4層と、
(e)第1層および第2層の間に延び、差動ペアおよび複数のXFPコネクタパッドおよび第1のPHY信号パッドおよび第2のPHY信号パッドに動作可能なように接続された、複数のブラインドバイアとを備える、PCB。 - 複数のXFPコネクタパッドが、第1層の第1の部分に配置される、請求項1に記載のPCB。
- 複数のXFPコネクタパッドのそれぞれが、第1層の辺に対する斜線に直角で、平行に整列される、請求項2に記載のPCB。
- 複数のブラインドバイアが、複数のXFPコネクタパッドのうちの第1のパッド上に配置された第1のブラインドバイアと、複数のXFPコネクタパッドのうちの第2のパッド上に配置された第2のブラインドバイアと、第1のPHY信号パッドの中に配置された第3のブラインドバイアと、第2のPHY信号パッドの中に配置された第4のブラインドバイアとを含む、請求項1に記載のPCB。
- XFPケージ接地シールド上の開口が、第1の辺と第2の辺と上底と下底とを有する、ほぼ平行四辺形である、請求項1に記載のPCB。
- 第1のXFPケージ接地シールドの開口が、XFPケージ接地シールドの第1の外縁とXFPケージ接地シールド上の開口の第1の辺との下に、かつ間に配置され、第2のXFPケージ接地シールドの開口が、XFPケージ接地シールドの第2の外縁とXFPケージ接地シールド上の開口の第2の辺との下に、かつ間に配置される、請求項5に記載のPCB。
- 第1のXFPケージ接地シールドの開口および第2のXFPケージ接地シールドの開口が、差動ペアの下にあり、第1のガードトレースと第2のガードトレースとの間を延びる、請求項6に記載のPCB。
- PHYおよびトランシーバを相互接続するためのプリント回路基板(PCB)であって、
(a)第1の複数の接地バイアに取り囲まれ、動作可能なように接続される複数のコネクタパッド、第1のPHY信号パッドおよび第2のPHY信号パッドおよび第2の複数の接地バイアを有する複数のPHY接地パッド、ならびに開口を有するケージ接地シールドを有する第1層と、
(b)第1のトレースおよび第2のトレースを有する差動ペア、ならびに差動ペアを取り囲む第1のガードトレースおよび第2のガードトレースを有し、第1層の下に配置される第2層と、
(c)複数のコネクタパッドの下の開口、ならびにケージ接地シールドの下の第1のケージ接地シールドの開口および第2のケージ接地シールドの開口を有し、第2層の下に配置される第3層と、
(d)接地として働き、第3層の下に配置される第4層と、
(e)第1層および第2層の間に延び、差動ペアおよび複数のコネクタパッドおよび第1のPHY信号パッドおよび第2のPHY信号パッドに動作可能なように接続された、複数のブラインドバイアとを備える、PCB。 - ケージ接地シールド上の開口が、ケージ接地シールドの第1の外縁および第2の外縁に平行に延びる第1の辺および第2の辺と、差動ペアに平行に延びる上底および下底とを有するほぼ平行四辺形である、請求項8に記載のPCB。
- 第1のケージ接地シールドの開口が、ケージ接地シールドの第1の外縁とケージ接地シールド上の開口の第1の辺との下に、かつ間に配置され、第2のケージ接地シールドの開口が、ケージ接地シールドの第2の外縁とケージ接地シールド上の開口の第2の辺との下に、かつ間に配置され、第1のケージ接地シールドの開口および第2のケージ接地シールドの開口の両方が、差動ペアの下にあり、第1のガードトレースと第2のガードトレースとの間を延びる、請求項9に記載のPCB。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/075,375 US7746657B2 (en) | 2008-03-11 | 2008-03-11 | 10G XFP compliant PCB |
US12/075,375 | 2008-03-11 | ||
PCT/IB2009/052730 WO2009113043A2 (en) | 2008-03-11 | 2009-03-02 | 10g xfp compliant pcb |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011514007A JP2011514007A (ja) | 2011-04-28 |
JP5232878B2 true JP5232878B2 (ja) | 2013-07-10 |
Family
ID=40983478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010550324A Expired - Fee Related JP5232878B2 (ja) | 2008-03-11 | 2009-03-02 | 10gxfp準拠のpcb |
Country Status (6)
Country | Link |
---|---|
US (1) | US7746657B2 (ja) |
EP (1) | EP2263429A2 (ja) |
JP (1) | JP5232878B2 (ja) |
KR (1) | KR101167793B1 (ja) |
CN (1) | CN101971716B (ja) |
WO (1) | WO2009113043A2 (ja) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI450657B (zh) * | 2012-12-28 | 2014-08-21 | Hon Hai Prec Ind Co Ltd | 印刷電路板 |
US9955568B2 (en) | 2014-01-24 | 2018-04-24 | Dell Products, Lp | Structure to dampen barrel resonance of unused portion of printed circuit board via |
US9433090B2 (en) | 2014-03-25 | 2016-08-30 | Microsoft Technology Licensing, Llc | Edge plated printed circuit board |
US9560737B2 (en) | 2015-03-04 | 2017-01-31 | International Business Machines Corporation | Electronic package with heat transfer element(s) |
US10426037B2 (en) | 2015-07-15 | 2019-09-24 | International Business Machines Corporation | Circuitized structure with 3-dimensional configuration |
US10098235B2 (en) | 2015-09-25 | 2018-10-09 | International Business Machines Corporation | Tamper-respondent assemblies with region(s) of increased susceptibility to damage |
US9924591B2 (en) | 2015-09-25 | 2018-03-20 | International Business Machines Corporation | Tamper-respondent assemblies |
US10175064B2 (en) | 2015-09-25 | 2019-01-08 | International Business Machines Corporation | Circuit boards and electronic packages with embedded tamper-respondent sensor |
US9591776B1 (en) | 2015-09-25 | 2017-03-07 | International Business Machines Corporation | Enclosure with inner tamper-respondent sensor(s) |
US9911012B2 (en) | 2015-09-25 | 2018-03-06 | International Business Machines Corporation | Overlapping, discrete tamper-respondent sensors |
US10172239B2 (en) | 2015-09-25 | 2019-01-01 | International Business Machines Corporation | Tamper-respondent sensors with formed flexible layer(s) |
US9894749B2 (en) | 2015-09-25 | 2018-02-13 | International Business Machines Corporation | Tamper-respondent assemblies with bond protection |
US9578764B1 (en) | 2015-09-25 | 2017-02-21 | International Business Machines Corporation | Enclosure with inner tamper-respondent sensor(s) and physical security element(s) |
US10143090B2 (en) | 2015-10-19 | 2018-11-27 | International Business Machines Corporation | Circuit layouts of tamper-respondent sensors |
US9978231B2 (en) | 2015-10-21 | 2018-05-22 | International Business Machines Corporation | Tamper-respondent assembly with protective wrap(s) over tamper-respondent sensor(s) |
US9913389B2 (en) | 2015-12-01 | 2018-03-06 | International Business Corporation Corporation | Tamper-respondent assembly with vent structure |
US10327343B2 (en) | 2015-12-09 | 2019-06-18 | International Business Machines Corporation | Applying pressure to adhesive using CTE mismatch between components |
US9555606B1 (en) | 2015-12-09 | 2017-01-31 | International Business Machines Corporation | Applying pressure to adhesive using CTE mismatch between components |
US9554477B1 (en) | 2015-12-18 | 2017-01-24 | International Business Machines Corporation | Tamper-respondent assemblies with enclosure-to-board protection |
US9916744B2 (en) | 2016-02-25 | 2018-03-13 | International Business Machines Corporation | Multi-layer stack with embedded tamper-detect protection |
US9904811B2 (en) | 2016-04-27 | 2018-02-27 | International Business Machines Corporation | Tamper-proof electronic packages with two-phase dielectric fluid |
US9913370B2 (en) | 2016-05-13 | 2018-03-06 | International Business Machines Corporation | Tamper-proof electronic packages formed with stressed glass |
US9881880B2 (en) | 2016-05-13 | 2018-01-30 | International Business Machines Corporation | Tamper-proof electronic packages with stressed glass component substrate(s) |
US9858776B1 (en) | 2016-06-28 | 2018-01-02 | International Business Machines Corporation | Tamper-respondent assembly with nonlinearity monitoring |
US10321589B2 (en) | 2016-09-19 | 2019-06-11 | International Business Machines Corporation | Tamper-respondent assembly with sensor connection adapter |
US10299372B2 (en) | 2016-09-26 | 2019-05-21 | International Business Machines Corporation | Vented tamper-respondent assemblies |
US10271424B2 (en) | 2016-09-26 | 2019-04-23 | International Business Machines Corporation | Tamper-respondent assemblies with in situ vent structure(s) |
US9999124B2 (en) | 2016-11-02 | 2018-06-12 | International Business Machines Corporation | Tamper-respondent assemblies with trace regions of increased susceptibility to breaking |
US10327329B2 (en) | 2017-02-13 | 2019-06-18 | International Business Machines Corporation | Tamper-respondent assembly with flexible tamper-detect sensor(s) overlying in-situ-formed tamper-detect sensor |
US10306753B1 (en) | 2018-02-22 | 2019-05-28 | International Business Machines Corporation | Enclosure-to-board interface with tamper-detect circuit(s) |
US11122682B2 (en) | 2018-04-04 | 2021-09-14 | International Business Machines Corporation | Tamper-respondent sensors with liquid crystal polymer layers |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2654414B2 (ja) * | 1991-07-19 | 1997-09-17 | 沖電気工業株式会社 | 高速信号伝送用回路基板 |
JPH0936504A (ja) * | 1995-07-20 | 1997-02-07 | Oki Electric Ind Co Ltd | プリント基板の信号伝送線路の配線構造 |
US6020562A (en) * | 1997-11-11 | 2000-02-01 | 3Com Corporation | Reduced-capacitance component mounting pads and capacitance-reduction methods for high frequency multi-layer printed circuit boards |
US6377464B1 (en) * | 1999-01-29 | 2002-04-23 | Conexant Systems, Inc. | Multiple chip module with integrated RF capabilities |
US7439449B1 (en) * | 2002-02-14 | 2008-10-21 | Finisar Corporation | Flexible circuit for establishing electrical connectivity with optical subassembly |
US6617518B2 (en) * | 2001-11-02 | 2003-09-09 | Jds Uniphase Corporaton | Enhanced flex cable |
US6765298B2 (en) * | 2001-12-08 | 2004-07-20 | National Semiconductor Corporation | Substrate pads with reduced impedance mismatch and methods to fabricate substrate pads |
US7020960B2 (en) * | 2003-06-30 | 2006-04-04 | Finisar Corporation | Systems and methods for fabricating printed circuit boards |
JP2007180292A (ja) * | 2005-12-28 | 2007-07-12 | Fujitsu Ltd | 回路基板 |
TWI278262B (en) * | 2006-02-20 | 2007-04-01 | Via Tech Inc | Differential signal transmission structure, wiring board and chip package |
US8049340B2 (en) * | 2006-03-22 | 2011-11-01 | Lsi Corporation | Device for avoiding parasitic capacitance in an integrated circuit package |
-
2008
- 2008-03-11 US US12/075,375 patent/US7746657B2/en not_active Expired - Fee Related
-
2009
- 2009-03-02 EP EP09719200A patent/EP2263429A2/en not_active Withdrawn
- 2009-03-02 WO PCT/IB2009/052730 patent/WO2009113043A2/en active Application Filing
- 2009-03-02 JP JP2010550324A patent/JP5232878B2/ja not_active Expired - Fee Related
- 2009-03-02 CN CN200980108440.6A patent/CN101971716B/zh not_active Expired - Fee Related
- 2009-03-02 KR KR1020107020111A patent/KR101167793B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR101167793B1 (ko) | 2012-07-25 |
US20090229859A1 (en) | 2009-09-17 |
WO2009113043A2 (en) | 2009-09-17 |
CN101971716A (zh) | 2011-02-09 |
EP2263429A2 (en) | 2010-12-22 |
KR20100111321A (ko) | 2010-10-14 |
WO2009113043A3 (en) | 2009-12-23 |
US7746657B2 (en) | 2010-06-29 |
JP2011514007A (ja) | 2011-04-28 |
CN101971716B (zh) | 2013-02-13 |
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