WO2001035332A1 - Card connector - Google Patents
Card connector Download PDFInfo
- Publication number
- WO2001035332A1 WO2001035332A1 PCT/JP2000/007761 JP0007761W WO0135332A1 WO 2001035332 A1 WO2001035332 A1 WO 2001035332A1 JP 0007761 W JP0007761 W JP 0007761W WO 0135332 A1 WO0135332 A1 WO 0135332A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- contact
- card
- switch
- connector
- metal
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/0013—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers
- G06K7/0021—Methods or arrangements for sensing record carriers, e.g. for reading patterns by galvanic contacts, e.g. card connectors for ISO-7816 compliant smart cards or memory cards, e.g. SD card readers for reading/sensing record carriers having surface contacts
Definitions
- the present invention relates to a card connector for connecting an electronic device such as a mobile phone, a telephone, a PDA (personal digital assistance), a portable audio device, a camera, and an IC card, and more particularly, to various switches provided in the connector.
- an electronic device such as a mobile phone, a telephone, a PDA (personal digital assistance), a portable audio device, a camera, and an IC card
- SIMs subscriber identity modules
- MMCs inulti media cards
- smart media trademarks
- IC cards such as SD (super density; secure digital) cards.
- a plurality of contact terminals formed of metal spring pieces are provided in a connector housing, and the plurality of contact terminals are mounted on the loaded IC.
- the IC card is brought into contact with a plurality of contact pads formed on the front or back surface of the card, and the IC card is electrically connected to the electronic device to which the connector is attached via these contacts.
- the plurality of contact pads of the IC card include a power supply pad connected to a power supply line, a plurality of signal pads for transmitting and receiving various signals, and a plurality of contact pads of a card connector.
- the power supply circuit and various signal processing circuits on the electronic device side are connected via the power supply circuit.
- This kind of IC card usually has some kind of write-protection to protect the information stored in its internal memory.
- a write protect button that can slide in two positions is arranged on the card side, writing is prohibited when the button is positioned in one position, and the button is positioned in the other position.
- it is set to the writable state, and it is necessary to provide a detector on the connector side to detect the slide position of this protect button.
- the electronic device requests a signal indicating whether or not a card has been loaded, in addition to the slide position signal of the write protect button, and it is also necessary to provide a detector for this purpose on the connector side.
- one detector needs a pair of contact spring pieces, so that the number of contact panel pieces and multiples of the number of detectors are required. A structure for supporting these contact spring pieces is required.
- the present invention has been made in view of such circumstances, and when a connector is provided with one or more switches, these switches can be configured with a small number of parts, and the power for efficiently arranging these switches in a small space can be obtained.
- the task is to provide a connector. Disclosure of the invention According to the present invention, a connector housing having a lower housing and an upper housing made of metal, a contact terminal arranged to be in contact with an external contact of a force loaded in the connector housing, and a contact between a pair of metal pieces are provided.
- a card connector comprising one or a plurality of switches operated by separation, wherein one metal piece constituting the switch is formed on the metal upper housing.
- one side metal piece constituting various switches is formed in the upper housing as a metal cover body to be processed by sheet metal, whereby the number of parts can be reduced and space can be saved. It becomes possible.
- FIG. 1 is a plan view showing an example of an IC card inserted into the card connector according to the present invention.
- FIG. 2 is an exploded perspective view showing the general configuration of the embodiment of the card connector according to the present invention.
- FIG. 3 is an exploded perspective view showing the general configuration of the embodiment of the card connector according to the present invention.
- FIG. 4 is a perspective view showing an outline configuration of the embodiment of the card connector according to the present invention.
- FIG. 5 is an enlarged perspective view showing an embodiment of the switch structure on the write protect switch side.
- FIGS. 6A and 6B are schematic diagrams showing the operation of the write protect switch.
- FIG. 7 is an enlarged perspective view showing an embodiment of the switch structure on the card recognition switch side.
- FIG. 1 is a plan view showing an example of an IC card to be loaded into the card connector of the present invention.
- a notch (recess) 2 is formed on a side surface of the IC card 1, and a write protect button 3 is disposed in the notch 2 so as to be slidable in a force direction (arrow A direction).
- the write protect button 3 can take two positions, a protect-off position (write-enabled position) indicated by a solid line and a protect-on position (write-protected position) indicated by a broken line, and can be slid between these two positions. Is configured. That is, writing of the card 1 is permitted when the button 3 is positioned on the rear side 2 b of the notch 2, and writing is prohibited when the button 3 is positioned on the front side 2 a of the notch 2.
- a plurality of contact pads including a power pad and a signal pad which are in contact with the contact terminal on the connector side are formed.
- FIG. 2 and 3 show the outline structure of the connector 10 into which the IC card 1 is mounted in an exploded state.
- FIG. 4 shows the connector 10 viewed obliquely from behind.
- the connector 10 is fixed to an appropriate portion of an electronic device such as a mobile phone, a telephone, a PDA, a portable audio device, a camera, and the like.
- the connector 10 is composed of a lower housing 20 and an upper housing (upper cover body) 30.
- the lower housing 20 is made of an insulating material such as a resin.
- the upper housing 30 is made of a sheet metal processed metal plate material, and functions as a cover that covers the lower housing 20. The reason that the upper housing 30 is made of sheet metal instead of resin is that metal is stronger than resin and the connector can be made shorter.
- a card insertion slot 11 into which the card 1 is inserted is formed in the front of the connector 10.
- Guide rails 12 for guiding insertion and removal of the card 1 are formed on both inner side surfaces of the lower housing 20.
- the lower plate of the lower housing 20 is provided with a plurality of grooves 13 for positioning and press-fitting the plurality of contact terminals 40 formed of cantilevered contact spring pieces.
- Each contact terminal 40 is used as a power supply terminal, a signal terminal, and the like.
- Each contact 40 comes into contact with a plurality of contact pads formed on the card 1 at a contact portion 40a protruding in an arc shape on the distal end side.
- the terminal portion 40b of each contact 40 is soldered to a contact pad of a printed wiring board of an electronic device.
- the lower housing 20 includes a metal contact spring piece 50 that forms one contact piece of the write protect switch SW 1 and a metal contact spring piece that forms one contact piece of the card recognition switch SW 2. 60 is fixed with press-fit, pin, etc.
- a pair of spring pieces 35 a, 35 b for pressing and fixing the inserted card 1 is formed in the metal upper housing 30 so as to face the guide rail 12.
- a metal spring piece 70 that forms the other contact piece of the light protect switch SW1 is formed on one of the bent side plates 30a of the metallic upper housing 30.
- a metal spring piece 80 that forms the other contact piece of the card recognition switch SW2 is formed.
- a write-protect switch SW1 composed of a contact spring piece 50 fixed to the lower housing 20 and a contact spring piece 70 formed on the metallic upper housing 30 will be described with reference to FIGS. This will be described with reference to A and FIG. 6B.
- the write protect switch SW 1 detects the slide position of the protect button 3 of the loaded card 1.
- the contact spring pieces 50 fixed to the lower housing 20 are terminal portions 51 fixed to the contact pads of the printed circuit board, fixed portions 52 fixed to the lower housing 20, and extend along the side of the card.
- the spring piece 53 is made of a metal piece having an arc-shaped protruding tip contact part 54, and cantilevered by fixing the fixed part 52.
- the tip abutting portion 54 is located on the front side 2a or the front side 2a of the notch 2 formed on the card 1 when the card 1 is inserted. It has an abutting portion 54 a that abuts on the slid write protect button 3 and a tip contact portion 54 b disposed at the tip.
- the contact spring piece 50 urges the spring piece 53 so that the contact portion 54a can press the bottom surface of the front side 2a of the notch 2 of the card 1. ing.
- the contact spring piece 70 extending from the side plate 30 a of the metallic upper housing 30 is formed of a metal piece having a spring piece 73 and a tip contact part 74 formed in an arc shape.
- a contact projection 75 is formed in the middle of the spring piece 73 to be in contact with the tip contact 54 b of the contact spring piece 50.
- the front end contact portion 74 is attached to the rear side 2b or the rear side 2b of the notch 2 formed on the card 1 when the card 1 is inserted.
- the slide touches the write-protect button 3.
- the contact spring piece 70 is urged by the spring piece 73 so that the contact portion 74 can press the bottom surface of the rear side 2 b of the notch 2 of the card 1. I have.
- the metallic upper housing 30 is electrically connected to the ground side of the print substrate.
- an appropriate voltage is applied to the terminal portion 51 of the contact spring piece 50 fixed to the lower housing 20.
- the contact portion 54a of the contact spring piece 50 is located at the front side 2a of the notch 2 of the card 1.
- the contact part 7 4 of the contact spring piece 70 contacts the button 3 and the notch of the card 1 2 Make contact with the bottom of the rear side 2b.
- the two contact spring pieces 50 and 70 are in contact with each other via the distal end contact portion 54b and the contact protrusion 75, and the write protect switch SW1 is in the ON state.
- the write-protect switch SW 1 composed of the two contact spring pieces 50, 70 comes and goes with the two contact spring pieces 50, 70 depending on the position of the write-protect button 3. By electrically detecting, it is possible to detect which position of the write protect button 3 of the IC card 1 is in the write-protected or Z-write-enabled state.
- the contact portion of one contact spring piece contacts the write protect button 3 and the other contact spring piece contacts the write protect button 3.
- the contact portion of the contact spring piece contacts the concave portion 2 adjacent to the write protect button.
- the contact spring pieces 50, 70 are brought into and out of operation by using the write protect button 3 and the concave portion 2 adjacent thereto.
- the displacement directions of 0 and 70 are opposite to each other. For example, when transitioning from the state shown in FIG. 6A where the contact spring pieces 50 and 70 are separated to the state shown in FIG. 6B where the contact spring pieces 50 and 70 are in contact, As a result, the contact spring pieces 50 and 70 are displaced toward each other and come into contact with each other.
- the transition from the state of FIG. 6B to the state of FIG. 6A is the reverse of the above, and as a result of the two contact spring pieces 50, 70 being displaced away from each other, the two contact spring pieces 50 , 70 will be separated.
- the two contact spring pieces can be moved toward and away from each other by the relative displacement between the two contact spring pieces 50 and 70 corresponding to twice the height of the write protect button 3. Since it can be used, it is effective to apply it to small cards, etc., where the height of the write protect button cannot be secured.
- the card recognition switch SW2 composed of the contact spring piece 60 fixed to the lower housing 20 and the contact spring piece 80 formed on the metallic upper housing 30 will be described with reference to FIG. Will be explained.
- the card recognition switch SW2 detects whether the card 1 is completely loaded in the connector 10 or not.
- the contact spring piece 60 fixed to the lower housing 20 is a terminal portion 61 fixedly connected to a contact pad of a printed circuit board, and a grip for fixing the spring piece 60 by vertically gripping the lower housing 20.
- a folded spring piece 6 3 a protruding contact section 6 4 that contacts the front end face of the inserted card 1, and a folded shape formed to project upward from the spring piece 6 3. It has a contact portion 65.
- the contact spring piece 80 formed at the rear end of the upper housing 30 is formed of a metal piece having a spring piece 83 and a tip contact 85.
- the metallic upper housing 30 is electrically connected to the ground side of the printed circuit board as described above.
- an appropriate voltage is applied to the terminal portion 61 of the contact spring piece 60 fixed to the lower housing 20.
- the card recognizing switch SW 2 composed of these two contact spring pieces 60, 80 pushes both contact spring pieces 60, 80.
- the card recognition switch SW 2 is off and is off.
- the contact portion 64 of the contact spring piece 60 is pressed by the front end face of the card 1, so that the contact portion 65 is displaced rearward. You. As a result, the contact portion 65 of the contact spring piece 60 comes into contact with the tip contact portion 85 of the contact spring piece 80, and the card recognition switch SW2 is turned on.
- one of the metal pieces constituting the write protect switch SW1 and the card recognition switch SW2 is formed in the metallic upper housing 30 as the upper cover of the connector housing.
- the button position indicated by the solid line in FIG. 1 corresponds to the write-permitted position
- the position indicated by the broken line corresponds to the write-inhibited position.
- the position may correspond to the write prohibited position
- the position indicated by the broken line may correspond to the write permitted position.
- the contact spring piece 60 is of a folded type, but a spring piece of the same type as the other contact spring pieces 50, 70 may be used.
- the shape of each of the spring pieces 50 to 80 can be any shape as long as it can detect various states such as the position of the protector and the presence or absence of force by the contact and separation using its elasticity. Optional.
- the upper housing 30 may be formed with a metal piece on one side that constitutes the switches.
- one or more contact pieces constituting one or a plurality of switches are formed in a metallic upper housing as an upper cover of a connector housing, so that the number of parts is reduced.
- the structure for holding the contact piece can be simplified, and thereby cost reduction and space saving can be achieved.
Landscapes
- Engineering & Computer Science (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Storage Device Security (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00971780A EP1146473B1 (en) | 1999-11-08 | 2000-11-02 | Card connector |
DE60037721T DE60037721T2 (de) | 1999-11-08 | 2000-11-02 | Karten-verbinder |
US09/889,007 US6692276B1 (en) | 1999-11-08 | 2000-11-02 | Card connector |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11/317508 | 1999-11-08 | ||
JP31750899A JP3377477B2 (ja) | 1999-11-08 | 1999-11-08 | カードコネクタ |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001035332A1 true WO2001035332A1 (en) | 2001-05-17 |
Family
ID=18089029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/007761 WO2001035332A1 (en) | 1999-11-08 | 2000-11-02 | Card connector |
Country Status (5)
Country | Link |
---|---|
US (1) | US6692276B1 (ja) |
EP (1) | EP1146473B1 (ja) |
JP (1) | JP3377477B2 (ja) |
DE (1) | DE60037721T2 (ja) |
WO (1) | WO2001035332A1 (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1207493B1 (en) * | 1999-08-24 | 2003-10-15 | Matsushita Electric Industrial Co., Ltd. | Memory card |
US6438638B1 (en) | 2000-07-06 | 2002-08-20 | Onspec Electronic, Inc. | Flashtoaster for reading several types of flash-memory cards with or without a PC |
US7295443B2 (en) | 2000-07-06 | 2007-11-13 | Onspec Electronic, Inc. | Smartconnect universal flash media card adapters |
FR2821988A1 (fr) * | 2001-03-09 | 2002-09-13 | Itt Mfg Enterprises Inc | Connecteur electrique pour cartes a memoire electronique a grande capacite de stockage |
JP4646449B2 (ja) * | 2001-06-29 | 2011-03-09 | モレックス インコーポレイテド | カードコネクタ |
TWI236633B (en) * | 2003-04-03 | 2005-07-21 | Egbon Electronics Ltd | Memory card socket |
US6786761B1 (en) * | 2003-04-28 | 2004-09-07 | Hewlett-Packard Development Company, L.P. | Method and system for sensing the status of a ZIF socket lever |
JP4023389B2 (ja) * | 2003-05-26 | 2007-12-19 | 松下電工株式会社 | メモリカード用ソケット |
WO2004105190A1 (ja) * | 2003-05-26 | 2004-12-02 | Matsushita Electric Works, Ltd. | メモリカード用コネクタ |
JP4773205B2 (ja) * | 2003-06-16 | 2011-09-14 | アークレイ株式会社 | コネクタ、該コネクタを有する装置、及びバイオセンサ |
US20060076409A1 (en) * | 2004-10-13 | 2006-04-13 | Sheng-Ching Ko | Card reading apparatus |
CN2737003Y (zh) * | 2004-10-27 | 2005-10-26 | 富士康(昆山)电脑接插件有限公司 | 电连接器 |
JP4107607B2 (ja) * | 2005-04-21 | 2008-06-25 | 日本航空電子工業株式会社 | カードコネクタ |
CN201069835Y (zh) * | 2007-04-11 | 2008-06-04 | 富士康(昆山)电脑接插件有限公司 | 电子卡连接器 |
JP5329792B2 (ja) * | 2007-10-29 | 2013-10-30 | 富士通コンポーネント株式会社 | カード用コネクタ |
JP4564551B2 (ja) * | 2008-05-30 | 2010-10-20 | 日本航空電子工業株式会社 | カードソケット |
JP4669537B2 (ja) * | 2008-08-25 | 2011-04-13 | アルプス電気株式会社 | カード用コネクタ |
TWM354921U (en) * | 2008-11-07 | 2009-04-11 | Tai Sol Electronics Co Ltd | Card connector capable of detecting the insertion of card |
TWM368881U (en) * | 2009-05-19 | 2009-11-11 | Tai Sol Electronics Co Ltd | Card connector capable of detecting the insertion of a card |
JP6081719B2 (ja) * | 2012-07-02 | 2017-02-15 | タイコエレクトロニクスジャパン合同会社 | カードコネクタ |
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JPH08166906A (ja) * | 1994-12-13 | 1996-06-25 | Hitachi Maxell Ltd | 半導体装置 |
JPH10187896A (ja) * | 1996-12-24 | 1998-07-21 | Smk Corp | Icカード用コネクタ |
JPH10255910A (ja) * | 1997-03-14 | 1998-09-25 | Mitsumi Electric Co Ltd | Icカード用コネクタ |
JPH10255012A (ja) * | 1997-02-28 | 1998-09-25 | Amphenol Tuchel Electron Gmbh | チップカード・リーダ |
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EP0284431B1 (en) | 1987-03-27 | 1993-10-20 | Mitsubishi Denki Kabushiki Kaisha | Mechanism for connecting IC card and external device |
JP2970122B2 (ja) | 1991-10-08 | 1999-11-02 | 株式会社デンソー | 車両用加湿装置 |
JPH06139414A (ja) * | 1992-10-28 | 1994-05-20 | Sony Corp | Icカード検出装置 |
US5511986A (en) | 1994-02-23 | 1996-04-30 | Molex Incorporated | IC pack connector with detect switch |
DE19521721B4 (de) * | 1995-06-14 | 2006-12-07 | Amphenol-Tuchel Electronics Gmbh | Geschirmte Kontaktiereinrichtung |
JPH09147068A (ja) * | 1995-11-17 | 1997-06-06 | Toshiba Corp | Icカード読取書込装置 |
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JP3021370B2 (ja) | 1996-11-08 | 2000-03-15 | 日本航空電子工業株式会社 | カード用コネクタ |
US6015311A (en) * | 1996-12-17 | 2000-01-18 | The Whitaker Corporation | Contact configuration for smart card reader |
US6062889A (en) * | 1997-01-13 | 2000-05-16 | The Whitaker Corporation | Module connector having a switching mechanism |
GB2322723B (en) * | 1997-02-26 | 2000-12-20 | Whitaker Corp | Card reader having a configurable switch |
FR2764100B1 (fr) | 1997-05-30 | 1999-08-06 | Framatome Connectors Int | Connecteur pour lecteur de carte comportant des contacts a double detection |
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JPH11297415A (ja) * | 1998-04-03 | 1999-10-29 | Molex Inc | カード用コネクタ |
TW374506U (en) | 1998-06-06 | 1999-11-11 | Hon Hai Prec Ind Co Ltd | Electronic card base board connector with the switching device |
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JP3403098B2 (ja) | 1998-11-27 | 2003-05-06 | ケル株式会社 | Icカード用コネクタ |
US6099335A (en) * | 1999-04-30 | 2000-08-08 | Hon Hai Precision Ind. Co., Ltd. | Electrical card connector |
JP3581063B2 (ja) | 1999-11-05 | 2004-10-27 | 山一電機株式会社 | カードコネクタのスイッチ構造 |
JP3635625B2 (ja) | 1999-11-05 | 2005-04-06 | 山一電機株式会社 | カードコネクタのスイッチ構造 |
-
1999
- 1999-11-08 JP JP31750899A patent/JP3377477B2/ja not_active Expired - Fee Related
-
2000
- 2000-11-02 EP EP00971780A patent/EP1146473B1/en not_active Expired - Lifetime
- 2000-11-02 US US09/889,007 patent/US6692276B1/en not_active Expired - Fee Related
- 2000-11-02 WO PCT/JP2000/007761 patent/WO2001035332A1/ja active IP Right Grant
- 2000-11-02 DE DE60037721T patent/DE60037721T2/de not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08166906A (ja) * | 1994-12-13 | 1996-06-25 | Hitachi Maxell Ltd | 半導体装置 |
JPH10187896A (ja) * | 1996-12-24 | 1998-07-21 | Smk Corp | Icカード用コネクタ |
JPH10255012A (ja) * | 1997-02-28 | 1998-09-25 | Amphenol Tuchel Electron Gmbh | チップカード・リーダ |
JPH10255910A (ja) * | 1997-03-14 | 1998-09-25 | Mitsumi Electric Co Ltd | Icカード用コネクタ |
Non-Patent Citations (1)
Title |
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See also references of EP1146473A4 * |
Also Published As
Publication number | Publication date |
---|---|
JP2001135424A (ja) | 2001-05-18 |
EP1146473A1 (en) | 2001-10-17 |
JP3377477B2 (ja) | 2003-02-17 |
DE60037721D1 (de) | 2008-02-21 |
EP1146473B1 (en) | 2008-01-09 |
EP1146473A4 (en) | 2004-04-07 |
US6692276B1 (en) | 2004-02-17 |
DE60037721T2 (de) | 2008-12-24 |
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