WO2001011556A1 - Carte memoire - Google Patents
Carte memoire Download PDFInfo
- Publication number
- WO2001011556A1 WO2001011556A1 PCT/JP2000/005274 JP0005274W WO0111556A1 WO 2001011556 A1 WO2001011556 A1 WO 2001011556A1 JP 0005274 W JP0005274 W JP 0005274W WO 0111556 A1 WO0111556 A1 WO 0111556A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- memory card
- setting element
- write enable
- guide
- main body
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 claims abstract description 26
- 238000000465 moulding Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 1
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
- G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
Definitions
- the present invention relates to a memory card provided with a write permission / prohibition setting unit for preventing storage contents from being erased or rewritten by mistake.
- FIG. 9 is a perspective view of a conventional memory card 900 provided with a write permission / prohibition setting unit using the reflection sheet 23.
- 21 is a memory card main body
- 22 is a terminal provided integrally with the memory card main body
- 23 is a reflection sheet.
- a rewritable semiconductor memory (not shown) is provided inside the memory card body 21 .
- a device (not shown) electrically connected to the semiconductor memory via the terminal 22 reads and rewrites data stored in the semiconductor memory.
- the reflection sheet 23 is used as the writability setting means. Whether or not writing is possible is set by affixing the reflection sheet 23 to a predetermined position of the memory card body 21 or peeling it off.
- the device detects whether or not writing is possible by detecting the reflection state at a predetermined position of the memory card main body 21 with a photo cover or the like.
- FIG. 10 is a perspective view of a conventional memory card 100 having a write enable / disable setting means by a switch 33.
- reference numeral 31 denotes a memory card main body
- 32 denotes a terminal provided integrally with the memory card main body
- 33 denotes a switch.
- a device (not shown) electrically connected to the semiconductor memory via the terminal 32 reads and rewrites the data stored in the semiconductor memory.
- the switch 33 is used as the writability setting means. Whether writing is possible is set by switching of switch 33.
- the device electrically detects the setting of the switch 33 via the terminal 32.
- the conventional memory card 900 provided with the write enable / disable setting means by the reflection sheet 23 does not have a mechanical structure for the write enable / disable setting means. This is effective for reducing the size and thickness of the memory card body 21. However, since the write permission is set by attaching and removing the reflection sheet 23, the write permission setting operation is inconvenient.
- the write enable / disable setting operation is easy because the write enable / disable is set by switching the switch 33. .
- the switch since the switch is built into the memory card main body 31, there is a limit in reducing the size and thickness of the memory card main body.
- An object of the present invention is to provide a memory card provided with a write permission / prohibition setting means that allows a simple setting operation and allows the memory card body to be reduced in size and thickness.
- a memory card includes a memory card main body in which a notch portion is formed, a semiconductor memory capable of at least writing data, and an electric connection between the semiconductor memory provided in the memory card main body and an external device. And a write enable / disable setting element which is slidably fitted into the notch portion and sets whether or not the data can be written to the semiconductor memory during the operation.
- the write enable / disable setting element may further include a fitting piece, and a guide may be formed on both sides of the notch to fit the fitting piece and slidably hold the write enable / disable setting element. Good.
- the fitting piece may have elasticity to be deformed by contacting the memory card body when the write enable / disable setting element is attached to the memory card body.
- the memory card main body has a main body surface
- the write enable / disable setting element has a set element surface
- the fitting piece is such that the set element surface does not protrude from the main body surface. It may be fitted with a guide.
- the main body surface includes a first main body surface and a second main body surface
- the guide includes a first guide corresponding to the first main body surface and a second guide corresponding to the second main body surface
- the fitting piece includes a first fitting piece that fits with the first guide and a second fitting piece that fits with the second guide.
- the first and second fitting pieces may have a U-shaped cross-section such that the setting member holds the memory card body and the first and second fitting pieces are fitted with the first and second guides.
- the notch and the first and second guides may be integrally formed during molding for sealing the semiconductor memory.
- first and second fitting pieces are respectively inserted into the first and second guides when attaching the write enable / disable setting element to the memory card body.
- a second guide taper may be formed.
- a concave portion capable of absorbing the thickness of the fitting piece is formed on both sides of the notch, the guide is formed in the concave portion, and the fitting piece has a convex portion that fits with the guide. You may.
- the memory card main body has a main body surface
- the write enable / disable setting element has a set element surface
- the fitting piece is such that the set element surface does not protrude from the main body surface. You may fit with a recessed part.
- the main body surface includes a first main body surface and a second main body surface
- the guide includes: 1 includes a first guide corresponding to the surface of the main body and a second guide corresponding to the surface of the second main body, wherein the convex portion is a first convex portion that fits with the first guide and the second guide fits A first convex portion and a second convex portion such that the write enable / disable setting element holds the memory card body. It may have a U-shaped cross-section that fits with.
- the notch and the first and second guides may be integrally formed during molding for sealing the semiconductor memory.
- first and second guide tapers for guiding the first and second protrusions to the first and second guides when the write enable / disable setting element is attached to the memory card, respectively. It may be formed.
- FIG. 1 is an assembled perspective view of a memory card according to a first embodiment of the present invention.
- FIG. 2 is an exploded perspective view of the memory card shown in FIG.
- FIG. 3 is an exploded perspective view of the memory card shown in FIG.
- FIG. 4 is a sectional view taken along line AA in FIG.
- FIG. 5 is an explanatory diagram of the setting operation of the memory card shown in FIG.
- FIG. 6 is an explanatory diagram of setting detection of the memory card shown in FIG.
- FIG. 7 is an assembled perspective view of the memory card according to the second embodiment of the present invention.
- FIG. 8 is a sectional view taken along line BB in FIG.
- FIG. 9 is a perspective view of a conventional memory card provided with a write permission / prohibition setting unit using a reflection sheet.
- FIG. 10 is a perspective view of a conventional memory card provided with write permission / prohibition setting means by a switch.
- BEST MODE FOR CARRYING OUT THE INVENTION (Embodiment 1)
- FIG. 1 shows an assembled perspective view of a memory card 100 according to the first embodiment of the present invention
- FIGS. 2 and 3 are exploded perspective views of the memory card 100 of FIG. 1
- FIG. 5 is an explanatory view of the setting operation of the memory card 100 shown in FIG. 1
- FIG. 6 is an explanatory view of the setting detection of the memory card in FIG.
- reference numeral 1 denotes a memory card main body.
- the memory card main body 1 is integrally provided with a terminal 2 for electrical connection to a device, and the contents can be rewritten inside. (Not shown) electrically connected to the semiconductor memory via the terminal 2 reads and rewrites data stored in the semiconductor memory. For rewriting, a write enable / disable setting means described later is provided to prevent erroneous erasing or overwriting of stored contents.
- Reference numeral 3 denotes a cutout provided on the side of the memory card main body 1, which has a rectangular notch in the planar shape of the memory card main body 1.
- a write enable / disable setting element 4 is slidably fitted into the notch 3.
- the write enable / disable setting element 4 includes a main body 5 covering a part of the notch 3 and a fitting piece 6.
- the fitting piece 6 is fitted into a guide groove 7 formed in the vicinity of the cutout 3 of the memory card body 1 and is slidably held.
- the fitting piece 6 can have elasticity to be deformed by coming into contact with the memory card main body 1 when the write enable / disable setting element 4 is attached to the memory card main body 1.
- a guide groove 7 is formed near the notch 3 of the memory card body 1.
- the guide groove 7 is one step lower than the surface 1 S of the memory card main body 1 and is formed in the memory card main body 1 symmetrically in the upper and lower planes.
- the write enable / disable setting element 4 is formed to have a U-shaped cross section so as to be able to hold the guide groove 7 on the upper and lower surfaces, and fitting pieces 6 are formed on both upper and lower ends thereof. The fitting pieces 6 facing up and down are slidably fitted into the guide grooves 7. When the fitting piece 6 is fitted in the guide groove 7, the memory card body
- Step 1 between surface 1 S and guide groove 7 D 1 is the thickness of fitting piece 6 of write enable / disable setting element 4 D 2 (between surface 4 S of write enable / disable set element 4 and guide groove 7 Step) is absorbed. As a result, the fitting piece 6 does not protrude from the surface 1 S of the memory card main body 1.
- a guide taper 9 is formed on the end face of the memory card body 1 corresponding to the guide groove 7.
- the guide taper 9 has an end surface that is smaller than the thickness of the memory card main body 1 and becomes thicker from the end surface toward the guide groove 7.
- the guide taper 9 is formed on both upper and lower sides of the end face of the memory card body 1 in a range corresponding to the entire width of the fitting piece 6. This guides the fitting piece 6 into the guide groove 7 as a guide when the write enable / disable setting element 4 is fitted.
- reference numerals 10 denote locking portions provided at two locations on the upper and lower surfaces of the guide groove 7. Ribs 11 (FIG. 3) protruding from the upper and lower fitting pieces 6 are provided. It is locked. That is, when the rib 11 is locked to one of the two locking portions 10, the position where the write enable / disable setting element 4 covers the notch 3 can be selected.
- the notch 3 formed in the memory card main body 1, the guide grooves 7 on the upper and lower surfaces, the guide taper 9, and the locking portion 10 are integrally formed at the time of molding to seal the semiconductor memory. Is what is done.
- the write enable / disable set element 4 is set so that the fitting piece 6 sandwiches the guide taper 9. Apply to memory card body 1. Further, by pushing the write enable / disable setting element 4 into the memory card body 1, the guide taper 9 serves as a guide, so that the fitting piece 6 is expanded and guided to the guide groove 7. As shown in FIG. 1, the fitting piece 6 fits into the guide groove 7, and the write enable / disable setting element 4 is slidably fitted to the memory card body 1.
- the body 5 of the write enable / disable setting element 4 covers a part of the notch 3.
- the portion to be covered is approximately half of either the right or left side of the notch 3, and the left side is covered in FIG. 5 (a).
- the covered part is substantially integrated with the outer shape of the memory card body 1. Approximately half of the right side that is not covered has a rectangular recess in the planar shape of the memory card body 1.
- the part covered by sliding the write enable / disable setting element 4 to the right changes to the right as shown in Fig. 5 (b). By selecting a position that covers the notch 3 by sliding the write enable / disable setting element 4, write enable / disable of data to the memory card 100 is set.
- the write enable / disable setting element 4 can be slid with an appropriate click feeling due to the engagement and disengagement of the rib 11 and the locking portion 10, and the write enable / disable setting element 4 is inadvertently moved. It prevents movement.
- the write enable / disable setting of the notch 3 The rectangular notch not covered by the element 4 has the function of displaying the data, so that the write enable / disable setting state of the data can be clearly recognized.
- the write enable / disable setting element 4 has a convex rib 11 and the memory card main body 1 has a concave locking portion 10.
- the individual shapes are limited to these as long as they are detachable. It is not something to be done.
- reference numeral 13 denotes a device into which the memory card of the present embodiment is inserted and connected
- reference numeral 14 denotes a detection switch provided in the device 13, which includes a detection unit 15 and a contact 16.
- the write enable / disable setting element 4 covers the left side of the notch 3 as in FIG. 5 (a), and the state where the write enable / disable setting element 4 is located on the left indicates the write enable setting.
- the write enable / disable setting element 4 covers the left side of the notch 3, so that the detection section 15 of the detection switch 14 is lifted up and the contact 16 is closed.
- the detection switch 1 4 The right / left position of the write enable / disable setting element 4 may be reversed.
- FIG. 7 is an assembled perspective view of a memory card according to the second embodiment of the present invention
- FIG. 8 is a sectional view taken along line BB in FIG.
- a recess 8 is formed in the vicinity of the notch 3 of the memory card body 1 in a sliding range of the write enable / disable setting element 4, and a guide groove 7 is formed in the recess 8.
- the recess 8 is one step lower than the surface 1 S of the memory card body 1.
- a guide groove 7A which is one step lower, is formed substantially at the center of the concave portion 8.
- the recess 8 and the guide groove 7A are formed in the memory card body 1 in a symmetrical shape on the upper and lower surfaces.
- the write enable / disable setting element 4 is formed to have a U-shaped cross section so as to be able to hold the concave portion 8 on the upper and lower surfaces, and fitting pieces 6 are formed on both upper and lower ends thereof.
- a convex portion 12 is formed inside the upper and lower fitting pieces 6, and is slidably fitted in the guide groove 7A.
- the step between the surface of the memory card body 1 and the concave portion 8 absorbs the thickness of the fitting piece 6 of the write enable / disable setting element 4.
- the fitting piece 6 is shaped so as not to protrude from the surface 1 S of the memory card body 1.
- the convex portion may be a long convex portion formed in the length direction of the fitting piece 6 or a short convex portion formed near the front end portion.
- a guide taper 9A is formed on both end surfaces of the concave portion 8 formed in the memory card body 1.
- the guide taper 9A has an end surface that is smaller than the thickness of the concave portion 8 and is thicker toward the concave portion 8 than the end surface.
- the guide taper 9 is It is formed in a range corresponding to the entire width of the fitting piece 6.
- the guide taper 9 serves as a guide when the write enable / disable setting element 4 is fitted, and guides the convex portion 12 to the guide groove 7.
- the write enable / disable set element 4 is attached to the memory card body 1 so that the convex portion 1 2 inside the fitting piece 6 sandwiches the guide taper 9. Hit it. Further, by pushing the write enable / disable setting element 4 into the memory card main body 1, the fitting piece 6 in which the guide taper 9 serves as a guide to form the protrusion 12 is expanded, and the protrusion 12 is formed in the guide groove. Guided to 7. As a result, the projection 12 is fitted into the guide groove 7, and the write enable / disable setting element 4 is slidably fitted to the memory card body 1. In the present embodiment, as shown in FIG.
- the fitting piece 6 is provided with the convex portion 12 and the cross section is formed in a C-shape. If the convex portion 12 is a long convex ridge portion, the thickness D 3 of the convex portion 12 should be thick enough to provide rigidity in the sliding direction of the write enable / disable setting element 4 to prevent warpage. Can be. Therefore, the thickness D3 of the fitting piece 6 can be reduced. Industrial applicability
- the write enable / disable setting element is slidably fitted into the notch provided on the side of the memory card body, and the notch is covered by sliding of the write enable / disable setting element.
- the configuration is such that writing permission / prohibition is set by selecting a position.
- the write enable / disable setting is made by simply changing the notch by simply sliding the write enable / disable setting element. Can be.
- moving parts such as a switch for setting writability are not incorporated in the main body of the memory card, the entire memory card can be made thinner.
- the notch and the write enable / disable setting element on the side of the memory card main body, the ratio of the effective area in which a semiconductor memory or the like can be incorporated can be increased, and the entire memory card can be reduced.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computer Security & Cryptography (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Storage Device Security (AREA)
- Credit Cards Or The Like (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00951891A EP1120738B1 (en) | 1999-08-06 | 2000-08-04 | Memory card |
DE60005920T DE60005920T2 (de) | 1999-08-06 | 2000-08-04 | Speicherkarte |
US09/807,110 US6590778B1 (en) | 1999-08-06 | 2000-08-04 | Memory card |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22338599A JP3353751B2 (ja) | 1999-08-06 | 1999-08-06 | メモリカード |
JP11/223385 | 1999-08-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001011556A1 true WO2001011556A1 (fr) | 2001-02-15 |
WO2001011556B1 WO2001011556B1 (fr) | 2001-03-22 |
Family
ID=16797328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/005274 WO2001011556A1 (fr) | 1999-08-06 | 2000-08-04 | Carte memoire |
Country Status (5)
Country | Link |
---|---|
US (1) | US6590778B1 (ja) |
EP (1) | EP1120738B1 (ja) |
JP (1) | JP3353751B2 (ja) |
DE (1) | DE60005920T2 (ja) |
WO (1) | WO2001011556A1 (ja) |
Cited By (1)
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US8384766B2 (en) | 2002-04-09 | 2013-02-26 | Sensio Technologies Inc. | Apparatus for processing a stereoscopic image stream |
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KR100566466B1 (ko) * | 1995-01-31 | 2006-03-31 | 가부시끼가이샤 히다치 세이사꾸쇼 | 반도체 메모리 장치 |
US6802453B1 (en) * | 1997-06-04 | 2004-10-12 | Sony Corporation | External storage apparatus and control apparatus thereof, and data transmission reception apparatus |
US6634561B1 (en) * | 1999-06-24 | 2003-10-21 | Sandisk Corporation | Memory card electrical contact structure |
WO2001015072A1 (en) * | 1999-08-24 | 2001-03-01 | Matsushita Electric Industrial Co., Ltd. | Memory card |
JP3606152B2 (ja) * | 2000-03-09 | 2005-01-05 | 株式会社村田製作所 | 情報カード |
JP2002279385A (ja) * | 2001-03-19 | 2002-09-27 | Toshiba Corp | 携帯可能電子媒体 |
JP4082913B2 (ja) * | 2002-02-07 | 2008-04-30 | 株式会社ルネサステクノロジ | メモリシステム |
US7092256B1 (en) * | 2002-04-26 | 2006-08-15 | Sandisk Corporation | Retractable card adapter |
US6862175B1 (en) * | 2003-05-23 | 2005-03-01 | Mobile Digital Media, Inc. | Memory card container |
US7804163B2 (en) * | 2004-08-06 | 2010-09-28 | Supertalent Electronics, Inc. | Seamless secured digital card manufacturing methods with male guide and female switch |
US7795714B2 (en) * | 2004-08-06 | 2010-09-14 | Supertalent Electronics, Inc. | Two step molding process secured digital card manufacturing method and apparatus |
USD516076S1 (en) * | 2004-09-09 | 2006-02-28 | Samsung Electronics Co., Ltd. | Electrical flash memory card |
US20060231634A1 (en) * | 2005-04-15 | 2006-10-19 | Power Digital Card Co., Ltd. | Memory card structure |
USD552099S1 (en) * | 2005-05-24 | 2007-10-02 | Renesas Technology Corporation | Memory card |
TWI262762B (en) * | 2005-10-24 | 2006-09-21 | Inventec Appliances Corp | Electrostatic discharge protection element |
US8070067B2 (en) | 2005-12-22 | 2011-12-06 | Industrial Technology Research Institute | Receptacles for removable electrical interface devices |
US8089776B2 (en) * | 2006-06-19 | 2012-01-03 | Sony Ericsson Mobile Communications Ab | Side switch for a contact exposed on an edge of a circuit board and method |
US7440285B2 (en) * | 2006-12-29 | 2008-10-21 | Piranha Plastics, Llc | Electronic device housing |
USD588597S1 (en) * | 2007-12-17 | 2009-03-17 | Panasonic Corporation | IC memory card |
USD588133S1 (en) * | 2007-12-17 | 2009-03-10 | Panasonic Corporation | IC memory card |
JP2009157628A (ja) * | 2007-12-26 | 2009-07-16 | Toshiba Corp | 半導体メモリカード |
USD588134S1 (en) * | 2008-01-11 | 2009-03-10 | Panasonic Corporation | IC memory card |
USD588598S1 (en) * | 2008-04-01 | 2009-03-17 | Panasonic Corporation | IC memory card |
USD588135S1 (en) * | 2008-04-01 | 2009-03-10 | Panasonic Corporation | IC memory card |
USD588599S1 (en) * | 2008-04-01 | 2009-03-17 | Panasonic Corporation | IC memory card |
KR20100001259A (ko) | 2008-06-26 | 2010-01-06 | 삼성전자주식회사 | 메모리 카드 및 그의 제조방법 |
USD667830S1 (en) * | 2011-11-29 | 2012-09-25 | Samsung Electronics Co., Ltd. | SD memory card |
GB2518200A (en) * | 2013-09-13 | 2015-03-18 | Nokia Corp | Apparatus, system and method for a side actuator arrangement |
USD736213S1 (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 |
USD736216S1 (en) * | 2014-07-30 | 2015-08-11 | Samsung Electronics Co., Ltd. | Memory card |
USD739856S1 (en) * | 2014-07-30 | 2015-09-29 | Samsung Electronics Co., Ltd. | Memory card |
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 |
USD773467S1 (en) * | 2015-11-12 | 2016-12-06 | Samsung Electronics Co., Ltd. | Memory card |
USD772232S1 (en) * | 2015-11-12 | 2016-11-22 | Samsung Electronics Co., Ltd. | Memory card |
JP1621567S (ja) * | 2018-06-13 | 2019-01-07 |
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- 2000-08-04 EP EP00951891A patent/EP1120738B1/en not_active Expired - Lifetime
- 2000-08-04 US US09/807,110 patent/US6590778B1/en not_active Expired - Lifetime
- 2000-08-04 WO PCT/JP2000/005274 patent/WO2001011556A1/ja active IP Right Grant
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8384766B2 (en) | 2002-04-09 | 2013-02-26 | Sensio Technologies Inc. | Apparatus for processing a stereoscopic image stream |
US8743177B2 (en) | 2002-04-09 | 2014-06-03 | Sensio Technologies Inc. | Process and system for encoding and playback of stereoscopic video sequences |
US8804842B2 (en) | 2002-04-09 | 2014-08-12 | Sensio Technologies Inc. | Process and system for encoding and playback of stereoscopic video sequences |
US9479755B2 (en) | 2002-04-09 | 2016-10-25 | 3Dn, Llc | Process and system for encoding and playback of stereoscopic video sequences |
US10341643B2 (en) | 2002-04-09 | 2019-07-02 | 3Dn, Llc | Process and system for encoding and playback of stereoscopic video sequences |
US11012680B2 (en) | 2002-04-09 | 2021-05-18 | 3Dn, Llc | Process and system for encoding and playback of stereoscopic video sequences |
Also Published As
Publication number | Publication date |
---|---|
DE60005920T2 (de) | 2004-08-19 |
DE60005920D1 (de) | 2003-11-20 |
JP3353751B2 (ja) | 2002-12-03 |
EP1120738B1 (en) | 2003-10-15 |
EP1120738A2 (en) | 2001-08-01 |
EP1120738A4 (en) | 2002-10-23 |
WO2001011556B1 (fr) | 2001-03-22 |
US6590778B1 (en) | 2003-07-08 |
JP2001052135A (ja) | 2001-02-23 |
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