JP4512577B2 - 静電放電保護付きメモリカード - Google Patents
静電放電保護付きメモリカード Download PDFInfo
- Publication number
- JP4512577B2 JP4512577B2 JP2006289595A JP2006289595A JP4512577B2 JP 4512577 B2 JP4512577 B2 JP 4512577B2 JP 2006289595 A JP2006289595 A JP 2006289595A JP 2006289595 A JP2006289595 A JP 2006289595A JP 4512577 B2 JP4512577 B2 JP 4512577B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- esd protection
- memory card
- path
- esd
- 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.)
- Active
Links
- 238000007747 plating Methods 0.000 claims description 22
- 238000005520 cutting process Methods 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 description 23
- 238000000034 method Methods 0.000 description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
-
- 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
- H05K1/0254—High voltage adaptations; Electrical insulation details; Overvoltage or electrostatic discharge protection ; Arrangements for regulating voltages or for using plural voltages
- H05K1/0257—Overvoltage protection
- H05K1/0259—Electrostatic discharge [ESD] protection
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
- G06K19/07732—Physical layout of the record carrier the record carrier having a housing or construction similar to well-known portable memory devices, such as SD cards, USB or memory sticks
-
- 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
- H05K2201/09336—Signal conductors in same plane as 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
- H05K2201/0929—Conductive planes
- H05K2201/09354—Ground conductor along edge of main surface
-
- 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
- H05K2201/10159—Memory
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Structure Of Printed Boards (AREA)
- Credit Cards Or The Like (AREA)
- Semiconductor Integrated Circuits (AREA)
- Elimination Of Static Electricity (AREA)
Description
そして、このメモリカードは、ESD保護経路のめっき線と信号経路のめっき線とが回路基板の切断線の外側の領域まで拡張して形成され、それから信号経路のめっき線が取り除かれることによって形成される。
さらに回路基板の端を形成するために回路基板が切断線に沿って切断される。信号経路は前記回路基板の端に露出されていない構成であり、前記ESD保護経路の前記めっき線は前記回路基板の端から露出している構成になっていることを特徴とするものである。
110 切断線
200 メモリカード
210 切断線
220 接点
230 ESD保護経路
231 突出部
300 メモリカード
320 接点
330 ESD保護経路
331 突出部
Claims (8)
- 信号経路が配置された回路基板と、
外部デバイスへの電気的接続のために前記回路基板上に配置された1組の接点と、
前記回路基板上に配置され、前記信号経路を通じて前記1組の接点に電気的に接続された少なくとも1つのチップと、
一部が、前記回路基板外部から侵入したESD電流を前記回路基板の端まで放電するために前記回路基板上に延在するESD保護経路と、
を備え、
前記ESD保護経路のめっき線と前記信号経路のめっき線とが前記回路基板の切断線の外側の領域まで拡張して形成され、それから前記信号経路のめっき線が取り除かれ、
そして前記回路基板の端を形成するために前記回路基板が前記切断線に沿って切断され、前記信号経路は前記回路基板の端に露出されていない構成であり、前記ESD保護経路の前記めっき線は前記回路基板の端から露出している構成になっていることを特徴とするESD保護付きメモリカード。 - 前記ESD保護経路は、前記信号経路と全く電気接点を持たない前記回路基板上の接地接続回路を備える、請求項1に記載のESD保護付きメモリカード。
- 前記1組の接点は、少なくとも1つの電力端子、少なくとも1つの接地端子、および少なくとも1つのデータ端子を備え、前記ESD保護経路は前記接地端子に電気的に接続される、請求項1に記載のESD保護付きメモリカード。
- ESD保護経路は金属層からなることを特徴とする請求項1に記載のESD保護付きメモリカード。
- 前記ESD保護経路は、前記回路基板の端まで延在する少なくとも1つの突出部を有する、請求項1に記載のESD保護付きメモリカード。
- 前記ESD保護経路は、前記回路基板の周縁付近に形成される輪状領域を備える、請求項1に記載のESD保護付きメモリカード。
- 前記輪状領域は前記信号経路への電気接点ではない、請求項6に記載のESD保護付きメモリカード。
- 前記輪状領域の周縁は、前記回路基板の端まで延在する少なくとも1つの突出部を有する、請求項6に記載のESD保護付きメモリカード。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW095124284A TWI301984B (en) | 2006-07-04 | 2006-07-04 | Memory card with electrostatic discharge protection |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008016004A JP2008016004A (ja) | 2008-01-24 |
JP4512577B2 true JP4512577B2 (ja) | 2010-07-28 |
Family
ID=38951440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006289595A Active JP4512577B2 (ja) | 2006-07-04 | 2006-10-25 | 静電放電保護付きメモリカード |
Country Status (4)
Country | Link |
---|---|
US (1) | US20080007932A1 (ja) |
JP (1) | JP4512577B2 (ja) |
KR (1) | KR100839940B1 (ja) |
TW (1) | TWI301984B (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7948772B2 (en) * | 2006-07-04 | 2011-05-24 | Orient Semiconductor Electronics | Memory card with electrostatic discharge protection and manufacturing method thereof |
KR20100129600A (ko) | 2009-06-01 | 2010-12-09 | 삼성전자주식회사 | 반도체 장치 및 이를 포함하는 데이터 저장 장치 |
JP2013025540A (ja) | 2011-07-20 | 2013-02-04 | Toshiba Corp | 半導体記憶装置 |
TWI472274B (zh) * | 2012-12-12 | 2015-02-01 | Wintek Corp | 複合線路結構 |
USD730910S1 (en) * | 2014-05-02 | 2015-06-02 | Samsung Electronics Co., Ltd. | Memory card |
USD730907S1 (en) * | 2014-05-02 | 2015-06-02 | Samsung Electronics Co., Ltd. | Memory card |
USD730908S1 (en) * | 2014-05-02 | 2015-06-02 | Samsung Electronics Co., Ltd. | Memory card |
USD727912S1 (en) * | 2014-06-27 | 2015-04-28 | Samsung Electronics Co., Ltd. | Memory card |
USD727911S1 (en) * | 2014-06-27 | 2015-04-28 | Samsung Electronics Co., Ltd. | Memory card |
USD727913S1 (en) * | 2014-06-27 | 2015-04-28 | Samsung Electronics Co., Ltd. | Memory card |
USD729251S1 (en) * | 2014-06-27 | 2015-05-12 | Samsung Electronics Co., Ltd. | Memory card |
USD730909S1 (en) * | 2014-06-27 | 2015-06-02 | Samsung Electronics Co., Ltd. | Memory card |
USD736214S1 (en) * | 2014-07-01 | 2015-08-11 | Samsung Electronics Co., Ltd. | Memory card |
USD736212S1 (en) * | 2014-07-01 | 2015-08-11 | Samsung Electronics Co., Ltd. | Memory card |
USD736215S1 (en) * | 2014-07-01 | 2015-08-11 | Samsung Electronics Co., Ltd. | Memory card |
USD727910S1 (en) * | 2014-07-02 | 2015-04-28 | Samsung Electronics Co., Ltd. | Memory card |
USD798868S1 (en) * | 2015-08-20 | 2017-10-03 | Isaac S. Daniel | Combined subscriber identification module and storage card |
USD773466S1 (en) * | 2015-08-20 | 2016-12-06 | Isaac S. Daniel | Combined secure digital memory and subscriber identity module |
USD783622S1 (en) * | 2015-08-25 | 2017-04-11 | Samsung Electronics Co., Ltd. | Memory card |
USD783621S1 (en) * | 2015-08-25 | 2017-04-11 | Samsung Electronics Co., Ltd. | Memory card |
USD772232S1 (en) * | 2015-11-12 | 2016-11-22 | Samsung Electronics Co., Ltd. | Memory card |
USD773467S1 (en) * | 2015-11-12 | 2016-12-06 | Samsung Electronics Co., Ltd. | Memory card |
CN112839431A (zh) * | 2021-01-29 | 2021-05-25 | 惠州Tcl移动通信有限公司 | 一种fpc板、终端设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02260686A (ja) * | 1989-03-31 | 1990-10-23 | Matsushita Electric Ind Co Ltd | 電子部品取付装置 |
JP2001209773A (ja) * | 2000-01-25 | 2001-08-03 | Hitachi Ltd | Icカード |
JP2006106822A (ja) * | 2004-09-30 | 2006-04-20 | Toshiba Corp | カード型電子機器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5319523A (en) * | 1993-10-20 | 1994-06-07 | Compaq Computer Corporation | Card edge interconnect apparatus for printed circuit boards |
JP3822768B2 (ja) * | 1999-12-03 | 2006-09-20 | 株式会社ルネサステクノロジ | Icカードの製造方法 |
US6597061B1 (en) * | 2001-08-03 | 2003-07-22 | Sandisk Corporation | Card manufacturing technique and resulting card |
US6804119B2 (en) * | 2002-07-31 | 2004-10-12 | Hewlett-Packard Development Company, L.P. | Method and edge connector providing electrostatic discharge arrest features and digital camera employing same |
KR100582497B1 (ko) * | 2004-02-24 | 2006-05-23 | 삼성전자주식회사 | 정전기 방전 보호 패턴을 포함하는 인쇄회로기판을 갖는 메모리 카드 |
-
2006
- 2006-07-04 TW TW095124284A patent/TWI301984B/zh active
- 2006-09-12 US US11/531,000 patent/US20080007932A1/en not_active Abandoned
- 2006-10-25 JP JP2006289595A patent/JP4512577B2/ja active Active
- 2006-10-26 KR KR1020060104255A patent/KR100839940B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02260686A (ja) * | 1989-03-31 | 1990-10-23 | Matsushita Electric Ind Co Ltd | 電子部品取付装置 |
JP2001209773A (ja) * | 2000-01-25 | 2001-08-03 | Hitachi Ltd | Icカード |
JP2006106822A (ja) * | 2004-09-30 | 2006-04-20 | Toshiba Corp | カード型電子機器 |
Also Published As
Publication number | Publication date |
---|---|
US20080007932A1 (en) | 2008-01-10 |
KR100839940B1 (ko) | 2008-06-20 |
JP2008016004A (ja) | 2008-01-24 |
TW200805389A (en) | 2008-01-16 |
TWI301984B (en) | 2008-10-11 |
KR20080004326A (ko) | 2008-01-09 |
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