CN2624275Y - Micro card and applicable passive changeover arrangement thereof - Google Patents
Micro card and applicable passive changeover arrangement thereof Download PDFInfo
- Publication number
- CN2624275Y CN2624275Y CN 03244302 CN03244302U CN2624275Y CN 2624275 Y CN2624275 Y CN 2624275Y CN 03244302 CN03244302 CN 03244302 CN 03244302 U CN03244302 U CN 03244302U CN 2624275 Y CN2624275 Y CN 2624275Y
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- interface
- miniature cards
- transfer device
- passive transfer
- memory card
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Abstract
A mini card and the applicable passive adapter are provided, in which, the mini card comprises a micro-controller and a base board for repetitive reading/writing the memory and a transmission part electrically connected with the base board, the mini card is formed with a minimized design, the transmission part of the mini card is designed as a universal interface to support the signal transmission of interface connected with each application device; the mini card is combined with a preset passive adapter that is arranged with a first standard interface, the first standard interface is arranged according to the preset memory card interface and is electrically connected with the universal interface and is coupled with the memory card interface of the application devices; the connection interface status supported by the micro-control automatic detection and the passive adapter of the mini card switches to the corresponding operating mode, in order to realize the repetitive reading/writing of external data into the memory of the mini card.
Description
Technical field
The present invention is a kind of miniature cards that possesses the rewritable of multi-job pattern, and particularly relevant for a kind of miniature cards of borrowing the passive transfer device to support interface specifications such as multiple memory card or memory storage.
Background technology
Flourish because of the electronics Information of Science and Technology, make the individual in the storage of data and carry and all need to use bigger storage capacity, transfer rate reaches more compact Storage Media faster, and possesses the Storage Media of above-mentioned characteristic at present, promptly with the new lover of Storage Media circle---the brightest eye of electronic memory card performance, this electronic memory card is to utilize semiconductor technology to develop, it possesses the above-mentioned convenience that carries is arranged, power saving, file maintenance, transmission rate information, repetitive read-write, with shockproof, the requirement of functional characteristics such as protection against the tide, promptly have above-mentioned superior operating characteristic because of the electronic memory card, so international electronics firm that each family is well-known, such as new power, Toshiba, Siemens, manufacturer such as Panasonic and SanDisk releases the memory card of various different sizes successively, as PC card (PCMCIAATA Flash Card), CF card (Compact Flash Card), SM card (Smart Media Card), mmc card (Muliti Media Card), MS card (MemoryStick Card), SD cards (Secure Digital Card) etc. are to be applied on the various portable digital electronic goods.
Because the specification diversification gradually of above-mentioned electronic memory card, each tame manufacturer fails the formulation specification of seeking unity of standard effectively, cause these manufacturers can on market, occupy certain competitive edge for making the own electronic memory card of being released itself, promptly the various novel consumer electronic device under self, portable device or information household electrical appliances are at the interface of oneself electronic memory card exploitation commissioner's office, so as to storing the digital information that oneself memory card is deposited; If the consumer is after buying some digital products, promptly can be subjected to the ununified effects limit of formulating of specification of memory card, when wanting to upgrade the memory card storage volume or buying more senior digital product, only the digital product that can release with this manufacturer of family is as paying the utmost attention to, also must very reluctantly buying even price is high again, otherwise as easy as rolling off a logly face the awkward situation that digital product and memory card can't be arranged in pairs or groups and be used, moreover the consumer is if be applied to this memory card generally not to be equipped with the external system of this memory card interface, such as the consumer for often need be connected the time with desktop computer system or laptop system, then just can't take into account the application part, and the puzzlement that can't carry out data transmission or function of exchange is arranged, also cause the user inconvenient greatly on using.
For solving the above-mentioned memory card problem that specification produces of failing to seek unity of standard, so just have manufacturer to develop to have multiple-grooved or shared notch can support reading or switching device of multiple different specification reading and writing memory card function, to exempt the consumer can't use various memory cards on host computer inconvenience.
Yet the applicable multiple memory card of this kind read or switching device only limits to host computer and uses, on the digital product of each portable that can't be applied, cause the consumer if when possessing the digital product that consanguinity manufacturer is not arranged respectively, promptly must purchase the memory card of commissioner's office collocation digital product separately again, these situations still can cause the consumer to produce the waste that great inconvenience and hardware cost are purchased in the use.
In addition, all extensively being provided with unified formulation standard USB interface specification on existing host computer and the digital product, is a kind of computer system main frame or portable device, can be so as to expanding the extended interface of various external equipment.Because USB interface has the transfer rate height, it is easy, hot-swappable to install, support advantage such as multiple variety classes external equipment, present all desktop personal computer systems and all built-in this extended interface of laptop system, its external equipment also comprises: input media (keyboard, mouse, rocking bar), storage device (Winchester disk drive, floppy drive, CD player, CD writer), output unit (digital loudspeaker), communication device (USB radio network device, USB connecting line) or digital product.
Though above-mentioned previous skill and the defective of memory card that disclosed, it still has many creation problems not to be considered in above-mentioned reference; For example:
Can design a kind of memory card that is suitable for above-mentioned various memory card interface specifications?
Whether can this kind memory card design in littleization mode, makes its volume ratio memory card volume specification now all littler?
Can this kind memory card be designed to support the USB interface specification?
Summary of the invention
In view of this, the present invention proposes a kind of miniature cards, and it is the inventor for addressing the above problem, and constantly after research and the test, designs the great creation that can benefit the popular convenience in the information circulation of consumption at it.
Fundamental purpose of the present invention provides a kind of miniature cards, sees through suitable mechanism and makes it can imitate multiple memory card interface on electrical specification, and supported the digital signal of various digital product, computer system or external equipment transmission.
Another object of the present invention provides a kind of miniature cards with littleization conceptual design, makes its passive transfer device that can connect different interfaces and dimensions according to demands of applications, and make it the two can constitute the specification that can use multiple memory card after collocation.
A further object of the invention is to be to provide a kind of miniature cards, makes it see through suitable mechanism, is able to directly support various digital product, computer system or external equipment with USB interface, the convenience of using with multiplication.
For reaching above-mentioned and other purpose and effect, a kind of miniature cards that the present invention proposes, it constitutes at least by the substrate that disposes microcontroller and at least more than one rewritable memory body, and constitute with transport part branch that substrate electrically connects, all elements all are with littleization conceptual design, wherein this hop is made as a kind of general-using type interface by structure, see through Auto-Sensing, the switching of microcontroller, make miniature cards can support the signal attribute that the memory card connecting interface of multiple digital device is transmitted.
In addition, the present invention proposes a kind of passive transfer device of supporting miniature cards, be to be provided with the first specification interface and a disposal area on this passive transfer device, this first specification interface can be SD or MS series or USB interface or other memory card interface form and can couple mutually with the memory card connecting interface of external device (ED) commissioner's office, the disposal area is to be used to hold this miniature cards, and microcontroller Auto-Sensing by miniature cards, judge the passive transfer device is to support which kind of memory card connecting interface, to switch corresponding mode of operation, be stored in miniature cards to reach outside data.
Miniature cards and passive transfer device according to the aforementioned manner body plan and be connected, can be modeled to existing existing memory card specification on electrical specification and interface, size, with usefulness as the Storage Media of various digital product, computer system or external equipment.
For above-mentioned and other purpose, feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
Description of drawings
What Fig. 1 showed is the miniature cards structural drawing that the present invention proposes.
Fig. 2 shows is the structural drawing of the passive transfer device that proposes of the present invention.
Fig. 3 shows, and a enforcement that to be the miniature cards that proposes of the present invention arrange in pairs or groups with the passive transfer device of a similar SD memory card specification connects figure.
Fig. 4 shows, and another enforcement that to be the miniature cards that proposes of the present invention arrange in pairs or groups with the passive transfer device of a similar MS memory card specification connects figure.
Fig. 5 shows, and another enforcement that to be the miniature cards that proposes of the present invention arrange in pairs or groups with the passive transfer device of a similar USB storage device specification connects figure.
Symbol description
1 miniature cards
2 passive transfer devices
The passive transfer device of 3 similar SD memory cards
The passive transfer device of 4 similar MS memory cards
The passive transfer device of 5 similar USB device interfaces
10 substrates
20 main bodys
30,40,50 sockets
32,42,52,202 disposal areas
33 SD specification interfaces
43 MS specification interfaces
53 USB specification interfaces
101 microcontrollers
102 rewritable memory bodys
103 hops (general-using type interface)
201 first specification interfaces
203 second specification interfaces
1031 general-using type interface pin
Embodiment
Please refer to Fig. 1, its demonstration be a kind of miniature cards 1 that the inventor oneself proposes, its integral body comprises the substrate 10 that disposes microcontroller 101 and at least more than one rewritable memory body 102 at least, and constitutes with hop 103 that substrate 10 electrically connects; The one-piece construction of above-mentioned miniature cards is to adopt littleization conceptual design, makes its overall dimensions specification more compact than existing general portable Storage Media (as the memory card of SD, MS serial memorization card and other form).
Wherein aforesaid hop 103 is made as a kind of general-using type interface by structure, make it be supported the polynary memory card connecting interface of digital device, if belong to the connecting interface of SD or MS series or other memory card, the signal attribute that is transmitted, be to need at least to possess on its general-using type interface 103 with the miniature cards 1 that the present invention proposes corresponding transmission pin is arranged, as the power supply pin, the data transmission is with pin and control signal transmission pin, with the different demands on the external interface transmission signals.
But such pin design still is not enough to deal with the various memory card connecting interface of support, because of it is the purpose that reaches littleization, must on number of pin, reduce as far as possible, reaching certain littleization degree, and the mode of design can make the part pin electrically connect these memory card connecting interfaces with the design of one-to-many.
With SD memory card connecting interface is example, though be the interface of 9PIN pin, but its part pin is all with the purposes of transmission negative power supply as it, miniature cards 1 of the present invention for this reason only promptly can be used as the transmission usefulness of negative supply in design with single pin, and make electrically connect to go up can the corresponded manner connection SD interface of one-to-many in all negative supply pins.
So can reduce unnecessary pin waste, can deal with the necessary signals that polynary memory card connecting interface is transmitted again.
In addition, miniature cards 1 of the present invention is removed and can be supported outside the more memory card connecting interface of aforementioned number of pins, also can support the connecting interface that number of pins is less, as be applied to maximum standard interfaces---USB interface at present, it is the interface of 4PIN pin, and should plant connecting interface with 1 pair of miniature cards the time, promptly adopts the part pin to ban use of (Disable), the part pin electrically connects this USB interface pin in man-to-man mode, makes it correspondence support all signals that the USB connecting interface is transmitted.
And the electric connecting mode of carrying out the aforementioned interface pin is to be distributed by the microcontroller 101 that is disposed on miniature cards 1 substrate 10, the Auto-Sensing and the handoff functionality that possess by this microcontroller 101, Auto-Sensing goes out the memory card connecting interface form that the digital device supported possesses, and the mode of operation that switches to correspondence, wherein Dui Ying mode of operation is except that can corresponding different connecting interface and have the aforesaid transmission mode, also,, it decodes, carries out the first-class associative mode that all has and being instructed at the data or the signal of transmission.
Whereby, miniature cards 1 can meet the transmission demand and the corresponding mode of operation of multiple memory card connecting interface fully, and then can support multiple memory card connecting interface on electrical specification.Because miniature cards 1 possesses rewritable memory body 102, it can be the flash memory of involatile memory body, and the function of electrically repeatedly erasing, write data is arranged, and is applied in the various digital device to replace existing memory card in addition.
Wherein, because miniature cards 1 integral body is to adopt littleization design, for making it on interface and dimensions, can both meet the scope of holding of existing memory card connecting interface, it is disposed at a kind of passive transfer device (as shown in Figure 2) inside of supporting miniature cards of the present invention, makes miniature cards 1 on interface and size, can constitute similar SD, MS series or other memory card and USB storage device fully by this passive transfer device 2.
As shown in Figure 2, this can support the passive transfer device of miniature cards, it has a main body 20, main body 20 is provided with the first specification interface 201 and disposal area 202, wherein the first specification interface 201 is memory card connecting interfaces (promptly coupling one to one with pin) that complete symmetry is coupled to each digital device, and disposal area 202 is to be used to hold aforesaid miniature cards 1, so that the general-using type interface 103 of miniature cards 1 can electrically connect with the first specification interface 201.
Select in the example for one of passive transfer device 2 of the present invention, be to be provided with second a default specification interface 203 at the appropriate location that is close to disposal area 202, its interface specification conforms to fully with the interface specification (being the general-using type interface 103 of Fig. 1) of miniature cards, in order to couple the general-using type interface 103 of miniature cards 1, and adopt non-complete symmetric mode (banning use of form) to electrically connect as one-to-many or part with the first specification interface 21, whereby, when miniature cards places disposal area 202, can transmit with the signal of the first specification interface 201 through the second specification interface 203 by the outside introduction.
Please refer to shown in Figure 3, it is the enforcement synoptic diagram that passive transfer device of the present invention is designed to similar SD memory card, wherein passive transfer device 3 has number of pin and the structural form identical with the SD memory card, make it fully symmetry be coupled to SD memory card connecting interface in the outside digital device, and in the disposal area 32 that miniature cards 1 is placed in passive transfer device 3 time, can borrow the collocation be combined into of the two is a similar SD memory card form, and then be that it is whole lockable in corresponding digital device, as digital camera, PDA etc. are for the use of these digital devices.
In addition, this passive transfer device also can be designed to the interface and the dimensions form (as shown in Figure 4) of similar MS serial memorization card, wherein passive transfer device 4 has number of pin and the structural form identical with MS serial memorization card, make it fully symmetry be coupled to MS serial memorization card connection interface in the outside digital device, and in the disposal area 42 that miniature cards 1 is placed in passive transfer device 4 time, can borrow the collocation be combined into of the two is a similar MS serial memorization card form, and then be that it is whole lockable in corresponding digital device, for the use of these digital devices.
For with the computer system with USB interface, digital devices such as information household electrical appliances or portable interconnect, passive transfer device of the present invention also can similar USB storage device (as shown in Figure 5) of interface specification design, wherein passive transfer device 5 has number of pin and the structural form identical with the USB storage device, make it fully symmetry be coupled to USB form connecting interface in the outside digital device, and in the disposal area 52 that miniature cards 1 is placed in passive transfer device 5 time, can borrow the collocation be combined into of the two be the form of a similar USB storage device.Wherein passive transfer device 5 can be with existing thumb (it be existing more general USB portable memory device) in the design of housing, but because when being connected with the digital device that possesses USB interface, great majority do not need to be locked in fully in the device, are promptly to get final product with the design that can hold this miniature cards 1 on housing.
Comprehensively aforementioned, when miniature cards 1 and different passive transfer devices are arranged in pairs or groups use mutually, see through the connecting interface form that microcontroller 101 Auto-Sensings, judgement and the passive transfer device of miniature cards 1 couple, switching to corresponding mode of operation, and then reach and support polynary memory card interface and outside data can be accessed in the miniature cards 1.
Please referring again to Fig. 3, Fig. 4, Fig. 5, wherein insert the mode of miniature cards 1 at each passive transfer device, be to offer a socket (as the socket 30 of Fig. 3 in a side of each passive transfer device, the socket 40 of Fig. 4 and the socket 50 of Fig. 5), and extend inwardly to the disposal area by these socket ends, whereby, miniature cards 1 can be inserted the passive transfer device fully by each socket end.
Though wherein above-mentionedly insert miniature cards 1 in the passive transfer device in the socket mode, only do not limit and can operate in this mode, also can other form, as mode miniature cards 1 is placed in the passive transfer device with disposal area with cover-lifting type.
Comprehensively above-mentioned; the present invention discloses as above with preferred embodiment; right its is not in order to limit the present invention; the people of any this skill on top of; without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is when the standard that is that look aforesaid claim defined.
Claims (20)
1. miniature cards, it is characterized in that integral body is with littleization conceptual design, it comprises substrate that disposes microcontroller and at least more than one rewritable memory body and the transport part branch formation that electrically connects with substrate at least, wherein this hop is to be designed to a general-using type interface, can see through the microcontroller Auto-Sensing, switch the attribute with the memory card connecting interface institute transmission signals of supporting multiple digital device.
2. miniature cards as claimed in claim 1 is characterized in that this general-using type interface can support the connecting interface of commissioner's office in SD or other memory card.
3. miniature cards as claimed in claim 1 is characterized in that this general-using type interface can support the connecting interface of commissioner's office in MS series or other memory card.
4. as claim 2 or 3 described miniature cards, it is characterized in that the corresponded manner of this general-using type interface and these memory card connecting interfaces, is the electric connection mode that the part pin adopts one-to-many.
5. miniature cards as claimed in claim 1 is characterized in that this general-using type interface can support the connecting interface of commissioner's office in the USB storage device.
6. miniature cards as claimed in claim 5 is characterized in that the corresponded manner of this general-using type interface and USB connecting interface, is to adopt the part pin to ban use of, and the part pin electrically connects in man-to-man mode.
7. the passive transfer device that can support miniature cards, it is characterized in that having a main body, this main body is provided with interface and disposal area of one first specification, this first specification interface is provided with according to preset memory card form, and the corresponding memory card connecting interface that couples each digital device, this disposal area is to be used to hold this miniature cards, so that the general-using type interface of this miniature cards can electrically connect with this first specification interface.
8. the passive transfer device of supporting miniature cards as claimed in claim 7, the interface that it is characterized in that one second specification of appropriate location configuration of contiguous this disposal area, in order to coupling the general-using type interface of this miniature cards, and electrically connect the interface of this first specification with non-complete symmetric mode.
9. the passive transfer device of supporting miniature cards as claimed in claim 7, the interface that it is characterized in that this first specification are to constitute SD or MS series or other memory card interface form.
10. the passive transfer device of supporting miniature cards as claimed in claim 9 is characterized in that this general-using type interface adopts the part pin to electrically connect the interface of this first specification in the mode of one-to-many.
11. the passive transfer device of supporting miniature cards as claimed in claim 7, the interface that it is characterized in that this first specification is a USB interface.
12. the passive transfer device of supporting miniature cards as claimed in claim 11 is characterized in that this general-using type interface is to ban use of with the part pin, the part pin electrically connects the interface of this first specification in man-to-man mode.
13. the passive transfer device of supporting miniature cards as claimed in claim 7 is characterized in that with the design of the interface specification of similar USB storage device.
14. the passive transfer device of supporting miniature cards as claimed in claim 7 is characterized in that with the interface of similar SD or MS serial memorization card and dimensions design.
15. a miniature cards and suitable passive transfer device thereof, it is characterized in that this miniature cards is to constitute by the substrate that comprises configuration microcontroller and at least more than one rewritable memory body at least and with transport part branch that substrate electrically connects, wherein this hop is to be designed to a general-using type interface, all elements all adopt littleization design, are used to support the signal attribute that the memory card connecting interface of multiple digital device is transmitted; And
This passive transfer device is to have a main body, this main body is provided with interface and disposal area of one first specification, this first specification interface is provided with according to the memory card interface form of desire setting, and couple the memory card connecting interface of these digital devices, this disposal area is to be used to hold this miniature cards, so that the general-using type interface of this miniature cards can electrically connect with the interface of this first specification;
The connecting interface form of borrowing microcontroller Auto-Sensing, judgement and the passive transfer device of this miniature cards to couple to switch to the mode of operation of correspondence, is accessed in this miniature cards to reach outside data.
16. miniature cards as claimed in claim 15 and suitable passive transfer device thereof, the general-using type interface that it is characterized in that this miniature cards are to adopt inessential symmetric mode to electrically connect the interface of this first specification.
17. miniature cards as claimed in claim 16 and suitable passive transfer device thereof, the interface that it is characterized in that this first specification are SD or MS series or other memory card interface form.
18. miniature cards as claimed in claim 17 and suitable passive transfer device thereof is characterized in that this general-using type interface is to adopt the part pin to electrically connect the interface of this first specification in the mode of one-to-many.
19. miniature cards as claimed in claim 16 and suitable passive transfer device thereof, the interface that it is characterized in that this first specification is the USB interface form.
20. miniature cards as claimed in claim 19 and suitable passive transfer device thereof is characterized in that this general-using type interface is to ban use of with the part pin, the part pin electrically connects this first specification interface in man-to-man mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03244302 CN2624275Y (en) | 2003-04-23 | 2003-04-23 | Micro card and applicable passive changeover arrangement thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03244302 CN2624275Y (en) | 2003-04-23 | 2003-04-23 | Micro card and applicable passive changeover arrangement thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2624275Y true CN2624275Y (en) | 2004-07-07 |
Family
ID=34251145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03244302 Expired - Fee Related CN2624275Y (en) | 2003-04-23 | 2003-04-23 | Micro card and applicable passive changeover arrangement thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2624275Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103166061A (en) * | 2011-12-15 | 2013-06-19 | 瀚宇彩晶股份有限公司 | Switching device |
| CN111834773A (en) * | 2019-04-11 | 2020-10-27 | 天津大学 | Magnetic automatic adsorption universal interface |
-
2003
- 2003-04-23 CN CN 03244302 patent/CN2624275Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103166061A (en) * | 2011-12-15 | 2013-06-19 | 瀚宇彩晶股份有限公司 | Switching device |
| CN111834773A (en) * | 2019-04-11 | 2020-10-27 | 天津大学 | Magnetic automatic adsorption universal interface |
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