CN100416483C - Double-interface converter of micro storage - Google Patents
Double-interface converter of micro storage Download PDFInfo
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- CN100416483C CN100416483C CNB2006100782786A CN200610078278A CN100416483C CN 100416483 C CN100416483 C CN 100416483C CN B2006100782786 A CNB2006100782786 A CN B2006100782786A CN 200610078278 A CN200610078278 A CN 200610078278A CN 100416483 C CN100416483 C CN 100416483C
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Abstract
The present invention refers to a miniature memory double interface convertor. It contains memory interface terminal and communication interface terminal on a cartridge having memory standard specifications or compatible dimension, said cartridge also set with one miniature memory socket for inserting miniature memory and converting into standard memory through cartridge for inserting compatible protocol reading card device; said cartridge also connected with any one electronic installation corresponded protocol interface socket through conversion circuit set in communication interface terminal, for electronic installation read-write cartridge miniature memory in wire or wireless communication protocol; utilizing above mentioned convertor capable of making miniature memory more convenience use. Said convertor also can build in memory module for constituting one memory type dismountable type memory devices.
Description
Technical field
The present invention relates to a kind of double-interface converter of micro memory, refer to a kind of form of memory converter that is converted to standard memory interface or wire/wireless communication interface for micro memory especially.
Background technology
Because the arriving of digital Age, many electronic equipments and portable device are by general digitizing, and give the more function demand, for example mobile phone have concurrently take pictures/MP3 playing function, digital camera have the Dynamic Photography function concurrently, digital player (MP3) has sound-recording function concurrently.Because the data of these devices all belongs to digital format, and data quantity is huge, and more jumbo numerical data Storage Media must be arranged, thereby most digital electronic device all adopts storer as Storage Media.Because business opportunity is abundant, market is huge, and each big factory of main electronic product in the world all competitively release the storer of different protocol standards, and for being applied to miniaturized electronicss such as mobile phone, camera, the volume of storer is more and more little, and capacity is but more and more big.The SD storer a little earlier and the standard specification of MMC storer approximately have only size as the stamp, the micro memory (MMC MICRO) that Korea S Samsung Electronics recently releases then has only size as the thumb, and (12mm * 14mm * 1.1mm), this equidimension is fit to be used on the small and exquisite electronic installation of volume such as mobile phone own very much.
And that described micro memory is installed on the product when using is no doubt very convenient, but as data must be converted to promptly living puzzlement on the computing machine, even if reason is built-in all in one card reading machine on the present computing machine, for the storer that reads various different protocol standards, yet up to now, still non-these all in one card reading machines of micro memory are supported.For solving described problem, the most likely attached transition card casket of the giving when dealer sells micro memory is so that transfer with reader device.
As Figure 15, shown in Figure 16, exposure has a transition card casket (70) and a micro memory (80), and this transition card casket (70) has possessed the standard size of MMC storer, and its inside is to be hollow form, and Yu Yiduan is formed with a slot (71), confession micro memory (80) insertion; The front end of transition card casket (70) one side is provided with a MMC interface (72) again, and its inside is provided with changeover mechanism, makes the interior set micro memory (80) of each golden finger of MMC interface (72) and slot (71) go up corresponding golden finger and electrically contacts, to constitute switching.Because the difference of standard MMC and micro memory (80) is only in size, its electrical specification is identical, so by institutional switching, this micro memory (80) can insert the reader device execution read-write motion of identical or compatible protocol by this transition card casket (70).
But described converter only limits to be used in the reader device of identical or compatible specification, with regard to present personal computer is equipped with substantially, reader device is not general basic outfit, even event micro memory (80) most likely attached transition card casket (70) of giving when selling, for the computing machine user who does not purchase calculating punch, desire by computing machine to micro memory read and write be still one greatly the puzzlement.
Summary of the invention
From the above, the existing micro memory transition card casket of can arranging in pairs or groups is converted to a standard interface specification, reads and writes with the convenient reader device that inserts, but still is not easy to directly link with the computing machine of not establishing reader device, so need to be further reviewed, and seek feasible solution.
Therefore, fundamental purpose of the present invention is providing a kind of double-interface converter of micro memory, it is with a memory interface port and a communication interface port, it makes a micro memory can insert reader device by the memory interface port through conversion and reads and writes, or the interface socket binding by corresponding agreement on a general wired or wireless communication interface and the computing machine, solve the problem of known transition card casket whereby.
For reaching the major technique means that described purpose takes is to make described double-interface converter include:
One card casket is to be flat hollow form, and it possesses the standard specification or the compatible size of a standard memory, and is provided with a communication interface port; Block casket one end again and be provided with a memory standards interface port, other blocks casket and is provided with a memory bank, inserts for a micro memory;
One conversion card reading module is to be located in the described card casket, and it is connected to memory standards interface port/memory bank, and between communication interface port/memory bank;
This conversion card reading module is to be provided with a transit line and a Card Reader control circuit in a circuit board; Wherein, this circuit board one end is provided with a plurality of signal contacts, and constituting the memory standards interface port, this signal contact is connected with transit line on the circuit board; Circuit board is provided with a plurality of splicing ears again, and is corresponding with the signal contact on the micro memory that inserts,
This circuit board end in addition is provided with a plurality of communication contacts, is connected with the Card Reader control circuit by transit line, and this communication contact promptly constitutes the communication interface port,
The Card Reader control circuit of conversion card reading module is to be connected with aforementioned micro memory by more than one bus switch module, and is controlled the mode of operation of each bus switch module by the communication interface port status.
During memory bank in micro memory inserts described card casket, can directly form institutional conversion by conversion card reading module and memory standards interface port, when the card casket is inserted into the reader device of compatible protocol or the memory plug on the electronic installation, can read and write micro memory; In addition, also can link by the communication interface socket of establishing on communication interface port and the electronic installation, by another pipeline read-write micro memory, because the communication interface socket on the electronic installation is generally general outfit commonly used, so the user can utilize easily, even to solve existing micro memory through size conversion, the problem that must can read and write by the reader device beginning still.
Communication interface port on the described card casket is the communication interface of a wired form, as USB or IEEE1394 etc.
Described Card Reader control circuit is built-in wireless communication protocol controller; This wireless communication protocol controller is a RFID controller, and the emission of this Card Reader control circuit/reception pin is provided with a transmission circuit; This wireless communication protocol controller is a radio universal serial bus controller, and the specific pin of this Card Reader control circuit is to be connected with an antenna by a radio frequency matching circuit.
Communication interface port on the described card casket is the communication interface of a wireless, as RFID, bluetooth (Blue Tooth), radio area network territory (Wireless LAN) or Wireless USB etc.
Described card casket includes the sub-shell that a main casing and is socketed on main casing one end; Wherein:
This main casing is to be convex shape, and its bottom surface is formed with a plurality of grooves of wearing at broad one end place, exposes therebetween for the memory standards interface port, and the main casing bottom surface is formed with an opening at a narrower end again, exposes therebetween for the communication interface port; Main casing is formed with breach on a side again, as memory bank;
The width of this sub-shell is identical with main casing broad one end, is formed with a chute on it, and this chute is and the narrower end coupling of main casing, sub-shell is socketed on the narrower end of main casing, to constitute the specification of a standard memory;
Described main casing by in the relative bonding/lower casing forms, and describedly wears groove and opening is to be formed at respectively on the opposite end of lower casing;
Described sub-shell bottom is socketed with a protective metal shell.
Described conversion card reading module is to be formed with a transit line and a Card Reader control circuit on a circuit board; Wherein,
This circuit board has a bottom surface, and the one end is provided with a plurality of signal contacts, and constituting the memory standards interface port, this signal contact removes with transit line on the circuit board and is connected, and corresponding to the groove of wearing of main casing bottom surface; Again circuit board bottom surface in addition end be provided with a plurality of communication contacts, it is connected with the Card Reader control circuit by transit line, these contacts and be exposed to the opening of main casing bottom surface of communicating by letter;
Circuit board is provided with a plurality of splicing ears again, and its correspondence is positioned at the memory bank inboard on the card casket, for micro memory on signal contact constitute and to electrically contact.
Other the communication contact of end of described circuit board is to be formed at an accessory circuit plate earlier, makes the accessory circuit plate repeatedly be connected to circuit board end and formation electrical connection in addition again, the opening coupling of this accessory circuit plate shape and main casing bottom surface, and therebetween.
The present invention's time purpose is to provide a kind of Storage Media function conversion device that possesses.
For reaching described purpose is to make described converter inside have a memory modules and a memorizer control circuit as the data storage space in further, makes converter be able to use as general storer or removal formula storage device; Its technical scheme is: the double-interface converter circuit board of above-mentioned micro memory is provided with an at least one memory modules and a memorizer control circuit, constitutes a storer or a removal formula storage device whereby; Be provided with the bus switch module between this memorizer control circuit and the memory standards interface port, this bus switch module is the State Control by the detecting pin that sets on this micro memory connector.The technical program is applicable to the wired communication interface port, also is applicable to the wireless communication protocol controller.
Card casket in the such scheme includes a main casing, and this memory standards interface port and communication interface port are to lay respectively on the opposite end of main casing.
This main casing one end is provided with the memory standards interface port, and end is to be hollow form in addition, and is formed with an opening, and makes the communication interface port be articulated in the opening, and this communication interface port can be dialled commentaries on classics inside and outside opening.
This main casing one end is provided with the memory standards interface port, and in addition end is to be hollow form, and it is formed with wears groove, and the communication interface port is removable to be set in this and to wear in the groove and make, and can be inside and outside flexible.
This main casing one end is provided with the memory standards interface port, and in addition end is formed with a fluting, is pivoted with a communication interface port in the fluting, and this communication interface port is adjacent to main casing end in addition, can collapse in the fluting, and dial and go to beyond the fluting.
This main casing one end broad, end is narrower in addition, is provided with the memory standards interface port at its broad one end, is provided with the communication interface port at a narrower end again, and main casing is provided with the micro memory slot in a side again.
Described memory standards interface port and communication interface port are to be formed separately on the identical one side of main casing.
Described memory standards interface port and communication interface port are to be formed separately on the different two sides of main casing.
This main casing one end broad, end is narrower in addition, is provided with the memory standards interface port at its broad one end, is provided with an accessory circuit plate at a narrower end again, and this accessory circuit plate meets the wired communication interface port specification, is formed with power supply terminal on it.
Card casket of the present invention further includes a sub-shell, and this sub-shell is to be socketed on the narrower end of main casing;
This sub-shell is combined with a protective metal shell, and the width of this sub-shell is identical with main casing broad one end, and its groove side has chute, follows the communication interface port of this chute socket main casing one end.
The said micro memory of the present invention is MICRO SD, MMC MICRO or MS MICRO;
The said standard memory of the present invention is standard SD storer, MMC storer, MS storer or MS DUO storer.
Description of drawings
Fig. 1 a: stereographic map that is the present invention's first preferred embodiment.
Fig. 2: the another stereographic map that is the present invention's first preferred embodiment.
Fig. 3: the exploded view that is a preferred embodiment of the present invention.
Fig. 4: the detailed circuit diagram that is a preferred embodiment of the present invention.
Fig. 5: be the present invention's first preferred embodiment stereographic map again.(in order to disclose the front shape after converter inserts micro memory)
Fig. 6: be another stereographic map of the present invention's first preferred embodiment.(in order to disclose the back side shape after converter inserts micro memory)
Fig. 7 a: combination stereogram that is the present invention's first preferred embodiment.(in order to disclose the positive back side shape of main casing after) with sub-shell compensation shape
Fig. 8: a communication interface port that is the present invention's first preferred embodiment changes design diagram.
Fig. 9: be that the another communication interface port of the present invention's first preferred embodiment changes design diagram.
Figure 10: be the present invention's first preferred embodiment communication interface port variation design diagram again.
Figure 11: the detailed circuit diagram that is the present invention's second preferred embodiment.
Figure 12 a: stereographic map that is the present invention's second preferred embodiment.
Figure 13: be the another stereographic map of the present invention's the 3rd preferred embodiment.
Figure 14: the detailed circuit diagram that is the present invention's the 3rd preferred embodiment.
Figure 15 a: exploded view that is existing storer converter.
Figure 16: be the another exploded view of existing storer converter.
Symbol description
(10) (10 ') main casing (11) upper casing
(12) lower casing (13) sub-shell (130) chute
(14) wear groove (15) breach
(18) sheath (17) memory bank
(20) conversion card reading module (19) fluting
(22) signal contact (21) circuit board
(230) communication contact (23) (23 ') accessory circuit plate
(24) micro memory connector (231) power supply terminal
(25) (25 ') (25 ") Card Reader control circuit
(251 ') radio frequency matching circuit
(253) transmission circuit (26) voltage stabilizer
(27) memory modules (28) memorizer control circuit
(29) communication interface port
(70) transition card casket (71) slot
(72) MMC interface port (80) micro memory
Embodiment
The concrete structure of relevant the present invention's one possible embodiments, at first see also Fig. 1, shown in Figure 2, its exterior structure is one to possess the card casket of standard memory standard specification or compatible size, this card casket has a main casing (10), can combine with a micro memory (80), and this micro memory (80) one memory standards interface ports and communication interface port is provided, one and electronic installation link at choice.In present embodiment, this communication interface port is the wired or wireless communication agreement, wherein, wired communication protocol can be USB or 1394, wireless communication protocol is then as RFID, bluetooth (Blue Tooth), radio area network territory (Wireless LAN) or Wireless USB etc., in present embodiment, be to adopt wired communication protocol, refer to USB interface especially.
Please cooperate and consult shown in Figure 3ly, in the present embodiment, this card casket mainly is located at the inner conversion card reading module (20) of main casing (10) by main casing (10) and and is formed; Wherein:
This main casing (10) by in the relative bonding/lower casing (11)/(12) form, on being somebody's turn to do/lower casing (11)/(a 12) end broad, other holds relative narrower, in present embodiment, be that the main casing (10) that makes the two composition is a convex shape, wherein, this lower casing (12) is formed with a plurality of grooves (14) of wearing in broad one end place, so that (it can be SD to establish a memory standards interface port betwixt, MMC, MS or MS DUO, in present embodiment, be SD or MMC storer), lower casing (12) is formed with an opening (not shown) at a narrower end again, for establishing described communication interface port therebetween; Moreover, on/lower casing (11)/(12) are formed with breach (15) on the same side of correspondence, and on/lower casing (11)/(12) promptly constitute a memory bank (17), insert for micro memory (80) in breach (15) inboard.
This conversion card reading module (20) is to be located at described main casing (10) inside, mainly is to be formed with a transit line and a Card Reader control circuit (not showing all among the figure that the physical circuit structure is detailed later) on a circuit board (21); Wherein:
This circuit board (21) has a bottom surface, the one end is provided with a plurality of signal contact (22), constituting the memory standards interface port, this signal contact (22) removes with transit line on the circuit board and is connected, and correspondence is positioned at and respectively wears groove (14) inboard on the described lower casing (12); Circuit board (21) bottom surface is held in addition and is provided with a plurality of communication contacts (230) again, it is connected with the Card Reader control circuit by transit line, these communication contacts (230) also are exposed to the opening (not shown) of lower casing (12), with as a USB interface, in present embodiment, these communication contacts (230) are the bottom surfaces that is formed at an accessory circuit plate (23) earlier, repeatedly be connected to circuit board (21) end and formation electrical connection in addition again, the opening coupling of this accessory circuit plate (23) shape and lower casing (12), and it is therebetween, when the card casket inserted the usb interface connector of electronic installation with this end that is provided with USB interface, the terminal in the usb interface connector can be gone up corresponding communication contact (230) with described accessory circuit plate (23) and electrically contact and constitute binding.
Circuit board (21) is provided with a micro memory connector (24) again, and it is positioned at memory bank (17) inboard, and power supply connects the usefulness of the micro memory that inserts, and in present embodiment, this micro memory connector (24) is made up of a plurality of splicing ears.
See also shown in Figure 4 again, exposure has the detailed wiring diagram of described conversion card reading module (20), below careful this graphic detailed construction that further specifies this conversion card reading module (20) that cooperates, disclose on it above-mentioned Card Reader control circuit (25) is arranged, its pin VPF, VPH, VMF, the communication interface port that VMH is with communication contact (230) constitutes is connected, its pin DAT0～DAT3 again, CLK, CMD is then respectively by a bus switch module (BUS SWITCH) U9A～U11A, U9B～U11B is connected with micro memory connector (24), this micro memory connector (24) can be compatible MICRO SD, the connector of MMC MICRO or MS MICRO form, between the memory standards interface port that described again signal contact (22) constitutes and the micro memory connector (24) is to do institutional the connection by the transit line on the circuit board (21), and the memory standards interface port can be SD, MMC, MS, MS DUO or compatible interface.
Whether whether the work of Card Reader control circuit (25) and each bus switch module U9A～U11A, U9B～U11B again, decide with the usb interface connector binding of electronic installation on USB interface.Shown in Fig. 4 upper left corner, connect the usb interface connector of electronic installation when communication contact (230) (communication interface port), electronic installation is promptly sent direct supply VCC-UPCB to changing card reading module (20) by USB interface, this direct supply VCC-UPCB does to supply a direct current power vd D after voltage stabilizing is handled via a voltage stabilizer (26) and gives Card Reader control circuit (25) and each bus switch module U9A～U11A, U9B～U11B, this direct supply VDD provides one group of dc supply VCC3 to give each bus switch module U9A～U11A by an electronic switch Q 3 in addition, U9B～U11B, under this situation, each bus switch module U9A～U11A, U9B～U11B is powered by dc supply VCC3, and be subjected to this direct supply VDD control and connect, micro memory is promptly by each bus switch module U9A～U11A, U9B～U11B and Card Reader control circuit (25) link, Card Reader control circuit (25) links with the USB interface of electronic installation on the other hand, whereby, electronic installation can be read and write this micro memory by Card Reader control circuit (25).
By as can be known described, converter of the present invention utilizes the set USB interface of described card casket one end (disclosing outward appearance aspect after the card casket has inserted micro memory (80) as Fig. 5, Fig. 6) can link the USB connector on the electronic installation, and micro memory (80) can be read and write by the USB interface that generally is provided with on the general electronic installation.In described embodiment, memory standards interface port and communication interface port are to form on the identical one side of main casing, but also form respectively on the different two sides of main casing.
And the present invention is except that providing micro memory to be converted to USB interface, outside general communication interface port commonly used and electronic installation binding, also provide micro memory (80) to be converted to standard memory simultaneously, with reader device or the memory plug that applies to identical or compatible protocol.
The card casket that present embodiment disclosed is because of at one end being provided with the communication interface port, thereby make its external form constitute a convex shape, though the card casket is provided with the memory standards interface port in other end, and the dimensions of complete conformance with standard storer, still can under the situation of no any indemnifying measure, successfully be inserted into reader device, but for making the more convenient operation of user, present embodiment makes main casing (10) be provided with an end socket one sub-shell (13) (as shown in Figure 7) of communication interface port, end compensating becomes smooth shape after will blocking casket, and the whole dimensions of conformance with standard storer fully, thus, the person of being easy to use grips, and passes in and out reader device more adaptedly.
See also Fig. 3, shown in Figure 7, for meeting described specification compensation demand, the width of this sub-shell (13) is identical with main casing (10) broad one end, be formed with a chute (130) on it, this chute (130) is to mate with the narrower end of main casing (10) (being USB interface), make sub-shell (13) be able to socket on it, to constitute the specification of a standard memory, in present embodiment, this sub-shell (13) bottom further is socketed with a protective metal shell (18), and making chute (130) one sidewalls on the sub-shell (13) is closed.
As described in preceding taking off, card casket of the present invention is conformance with standard memory standards specification or compatible size, has specifically disclosed to meet this structure that requires in last embodiment; Except that described embodiment, the present invention is textural the card casket, can be reached by several following enforcement kenels at least:
Following for several embodiment, the main casing of this card casket (10) all possesses the appearance forrns and the size of a standard memory, thereby the related structure that changes is the communication interface port of an end, it is shown a concealed design greatly and is achieved.
At first see also shown in Figure 8, main casing (10) makes the end in addition of relative memory standards interface port be hollow and formation opening (not shown), the one communication interface port (29) that has the stand-alone assembly form of one's own is to be hubbed on main casing (10) opening inboard, and can this pivot part be that fulcrum pivots inside and outside opening, dial when communication interface port (29) and to go to beyond the opening, can use with electronic installation on interface socket link; Dial when going in the opening when communication interface port (29), main casing (10) has possessed the appearance forrns of standard memory, can directly be inserted into the reader device on the electronic installation.
See also shown in Figure 9 again, it is the variation design of another concealed structure, the in addition end that this main casing (10) makes relative memory standards interface port is for hollow and form one and wear the groove (not shown), the one communication interface port (29) that has the stand-alone assembly form of one's own is movably to be set in the wearing in the groove of main casing (10), this communication interface port (29) can be worn on the groove inside and outside flexible at this, wear beyond the groove when communication interface port (29) extend out to, can use with electronic installation on interface socket link; When communication interface port (29) is retracted to when wearing in the groove, main casing (10) itself has possessed the appearance forrns of standard memory, can directly be inserted into the reader device on the electronic installation.
See also shown in Figure 10 again, main casing (10) Yu Yiduan is provided with the memory standards interface port, be formed with a fluting (19) in holding relatively in addition, be pivoted with a communication interface port (29) that has the stand-alone assembly form of one's own in this fluting (19), this communication interface port (29) is to be hubbed on an end of fluting (19) and the end in addition of convergence main casing (10).Because communication interface port (29) is to be located in the fluting (19) of main casing (10) in the mode of being pivoted, main casing (10) possesses the appearance forrns of standard memory, can directly be inserted into the reader device on the electronic installation.When communication interface port (29) outwards is exposed to fluting (19) in addition, then can link with the interface socket on the electronic installation.
After above-mentioned explanation, the detailed construction, the working method that specifically disclose a preferred embodiment of the present invention reach under this embodiment basic framework, the variation design that card casket structure is feasible.Another preferred embodiment of the present invention is then making described converter further possess portable type Storage Media function (being the removal formula storage device of general computer system definition), for supporting this function, the present invention is a further built-in at least one flash memory and a memorizer control circuit on converter, in present embodiment, be to make a memory modules and memorizer control circuit be located on the circuit board of this conversion card reading module (20), its detailed circuit and principle of work are as described below:
Still see also shown in Figure 4, the figure right side discloses has one with an interconnective memory modules of corresponding pin (27) and a memorizer control circuit (28), wherein memorizer control circuit (28) is to be connected with memory standards interface port (signal contact (22)) by another group bus switch module U14A～U16A, U14B～U16B, is connected with Card Reader control circuit (25) by bus switch module U9A～U11A, U9B～U11B simultaneously in addition.
When the working power VCC3 of described again bus switch module U9A～U11A, U9B～U11B, U14A～U16A, U14B-U16B links the USB interface of electronic installation at converter, be to power by electronic installation; When converter does not link electronic installation, and with the memory standards interface port when corresponding reader device links, this dc supply VCC3 is supplied by reader device.
As for the bus switch module U14A～U16A between memorizer control circuit (28) and the memory standards interface port, whether U14B-U16B connects, be whether to insert micro memory on micro memory connector (24) to decide, as shown in the figure, micro memory connector (24) has a detecting pin (Card Detect), be and each bus switch module U14A～U16A, the control pin C of U14B～U16B connects, when micro memory connector (24) is gone up the insertion micro memory, converter is to use as simple converter, detecting pin on the micro memory connector (24) (Card Detect) will make each bus switch module U14A～U16A, U14B～U16B disconnects, and memory modules this moment (27) is not connected with memory standards interface port or Card Reader control circuit (25) with memorizer control circuit (28) and does not work.Do not insert micro memory as micro memory connector (24), and converter is when linking with electronic installation or reader device with memory standards interface port or USB interface, to make memorizer control circuit (28) connect signal contact (22) or be connected with Card Reader control circuit (25) by organizing bus switch module U9A～U11A, U9B-U11B separately, make converter can be used as a storer and use, or as a removal formula storage device that links with electronic installation.Thus, converter can be used as a removal formula storage device, directly utilize USB interface and electronic installation on it to link (as shown in Figure 1 and Figure 2), or utilize sub-shell (13) to compensate into the standard size (as shown in Figure 7) of a storer, insert the memory plug of reader device or electronic installation and read and write.
See also shown in Figure 11 again, it is the detailed circuit diagram of the present invention's the 3rd preferred embodiment, be in wireless communication interface port replace wired communication interface port different with described embodiment, in present embodiment, the communication interface port that adopts on the converter is a radio universal serial bus interface port (Wireless USB), detailed circuit as shown in the figure, the first embodiment content that its essential structure and Fig. 4 are disclosed is roughly the same, difference is in a Card Reader control circuit (25 ') that is integrated with the Wireless USB interface controller and replaces original Card Reader control circuit, because built-in Wireless USB interface controller is as the communication interface port, this Card Reader control circuit (25 ') (RFin on specific pin, RFout) be to be connected with an antenna, to pass through the wireless mode receiving and transmitting signal by a radio frequency matching circuit (251).
Owing to be to adopt the Wireless USB interface as the communication interface port, former can the giving up fully of communication interface port (USB) of wired form among the last embodiment, only still can be according to need the local hardware construction of wired communication interface port be kept, with as the media of obtaining working power, as shown in figure 12, this main casing (10) is provided with accessory circuit plate (23 ') in the rear end, accessory circuit plate (23 ') is gone up the original form that keeps USB interface, only cancelled the data terminal, keep power supply terminal (231), can be plugged to whereby on the USB socket of electronic installation and obtain working power.When the built-in power supply of card casket itself, described accessory circuit plate (23 ') can be given up fully, and then as shown in figure 13, card casket main casing (10 ') can be the shell of a conformance with standard storer specification.
See also shown in Figure 14 again, it is another detailed circuit diagram that adopts wireless communication interface port embodiment, the wireless communication interface port that adopts in present embodiment is RFID, have the RFID controller in (25 ") so this Card Reader control circuit; and make it receive pin DI being provided with a transmission circuit (253) with emission pin D0, so that receiving and transmitting signal.Because RFID utilizes the induced electricity magnetic wave to obtain working power with conversion, so present embodiment can be obtained working power as the power supply terminal that the accessory circuit plate is set as the last embodiment and keep on it.
Described two kinds of wireless communication protocols that the wireless communication interface port can be selected for use for the present invention only do not exceed with these wireless communication protocols, and other is also feasible equally as bluetooth (Blue Tooth), radio area network territory (Wireless LAN) etc.
From the above, the invention provides a kind of converter that has two kinds of protocol interfaces concurrently, in the time of in micro memory inserts described card casket, because of card casket face shaping is the specification of standard memory, so can directly be inserted into the reader device of compatible protocol or the memory plug on the electronic installation is read and write; If not having, the user do not establish memory plug on reader device or its electronic installation, then because of possessing a communication interface port on the converter, this communication interface port can be described USB interface, IEEE1394 etc., can directly be plugged to respective protocol interface connector on the electronic installation, use electronic installation to read and write the micro memory in the card casket by USB or 1394 interfaces.In addition, this communication interface port also can be wireless communication interface, for example bluetooth (BlueTooth), radio area network territory (Wireless LAN) or Wireless USB etc., and link by wireless mode and electronic installation.
Whereby, the present invention not only can be used in outside the memory plug of establishing on reader device and the electronic installation micro memory, also can pass through the direct and electronic installation binding of communication interface port, can significantly promote the utilization elasticity and the convenience of micro memory whereby.In addition converter of the present invention can further built-in memory modules and memorizer control circuit, to constitute a storer or a removal formula storage device, makes this converter that more surcharge and practicality are provided.
Claims (20)
1. the double-interface converter of a micro memory is characterized in that, includes:
One card casket is to be flat hollow form, has identical or is compatible with the specification of standard memory, and be provided with a communication interface port that links with respective electronic device; An end that blocks casket again is provided with a memory standards interface port, and other blocks casket and is provided with a memory bank, inserts for a micro memory;
One conversion card reading module is to be located in the aforementioned card casket, and it is connected to memory standards interface port/memory bank, and between communication interface port/memory bank,
This conversion card reading module is to be provided with a transit line and a Card Reader control circuit in a circuit board; Wherein,
This circuit board one end is provided with a plurality of signal contacts, and constituting the memory standards interface port, this signal contact is connected with transit line on the circuit board; Circuit board is provided with a plurality of splicing ears again, and is corresponding with the signal contact on the micro memory that inserts,
This circuit board end in addition is provided with a plurality of communication contacts, is connected with the Card Reader control circuit by transit line, and this communication contact promptly constitutes the communication interface port,
The Card Reader control circuit of said conversion card reading module is to be connected with aforementioned micro memory by more than one bus switch module, and is controlled the mode of operation of each bus switch module by the communication interface port status.
2. the double-interface converter of micro memory according to claim 1 is characterized in that, this circuit board communication contact of end in addition is made of the accessory circuit plate, makes the accessory circuit plate repeatedly be connected to circuit board end and constitute electrical connection in addition again.
3. as the double-interface converter of micro memory as described in the claim 2, it is characterized in that the communication interface port on this card casket is USB or IEEE 1394 wired communication interface ports.
4. the double-interface converter of micro memory according to claim 1, it is characterized in that, this circuit board is provided with an at least one memory modules and a memorizer control circuit, constitute a storer whereby, be provided with another group bus switch module between this memorizer control circuit and the memory standards interface port, this bus switch module is the State Control by the detecting pin that sets on this micro memory connector.
5. the double-interface converter of micro memory according to claim 1 is characterized in that, this Card Reader control circuit is built-in wireless communication protocol controller.
6. as the double-interface converter of micro memory as described in the claim 5, it is characterized in that this wireless communication protocol controller is a RFID controller, the emission of this Card Reader control circuit/reception pin is provided with a transmission circuit.
7. as the double-interface converter of micro memory as described in the claim 5, it is characterized in that this wireless communication protocol controller is a radio universal serial bus controller, the specific pin of this Card Reader control circuit is to be connected with an antenna by a radio frequency matching circuit.
8. the double-interface converter of micro memory according to claim 1 is characterized in that this card casket includes a main casing, and this memory standards interface port and communication interface port are to lay respectively on the opposite end of main casing.
9. as the double-interface converter of micro memory as described in the claim 8, it is characterized in that, this main casing one end is provided with the memory standards interface port, end is to be hollow form in addition, and be formed with an opening, and making the communication interface port be articulated in the opening, this communication interface port can be dialled commentaries on classics inside and outside opening.
10. as the double-interface converter of micro memory as described in the claim 8, it is characterized in that this main casing one end is provided with the memory standards interface port, end is to be hollow form in addition, it is formed with wears groove, and the communication interface port is removable to be set in this and to wear in the groove and make, and can be inside and outside flexible.
11. double-interface converter as micro memory as described in the claim 8, it is characterized in that, this main casing one end is provided with the memory standards interface port, end is formed with a fluting in addition, be pivoted with a communication interface port in the fluting, this communication interface port is adjacent in addition end of main casing, can collapse in the fluting, and dial and go to beyond the fluting.
12. the double-interface converter as micro memory as described in the claim 8 is characterized in that, this main casing one end broad, and end is narrower in addition, is provided with the memory standards interface port at its broad one end, is provided with the communication interface port at a narrower end again; Main casing is provided with the micro memory slot in a side again.
13. the double-interface converter as micro memory as described in the claim 8 is characterized in that described memory standards interface port and communication interface port are to be formed separately on the identical one side of main casing.
14. the double-interface converter as micro memory as described in the claim 8 is characterized in that described memory standards interface port and communication interface port are to be formed separately on the different two sides of main casing.
15. double-interface converter as micro memory as described in the claim 8, it is characterized in that, this main casing one end broad, end is narrower in addition, be provided with the memory standards interface port at its broad one end, be provided with an accessory circuit plate at a narrower end again, this accessory circuit plate meets the wired communication interface port specification, is formed with power supply terminal on it.
16. double-interface converter as micro memory as described in the claim 5, it is characterized in that, this circuit board is provided with an at least one memory modules and a memorizer control circuit, constitute a storer whereby, be provided with another group bus switch module between this memorizer control circuit and the memory standards interface port, this bus switch module is the State Control by the detecting pin that sets on this micro memory connector.
17. the double-interface converter as micro memory as described in the claim 12 is characterized in that this card casket further includes a sub-shell, this sub-shell is to be socketed on the narrower end of main casing.
18. double-interface converter as micro memory as described in the claim 17, it is characterized in that this sub-shell is combined with a protective metal shell, the width of this sub-shell is identical with main casing broad one end, its groove side has chute, follows the communication interface port of this chute socket main casing one end.
19. the double-interface converter of micro memory is characterized in that according to claim 1, described micro memory is MICRO SD, MMC MICRO or MS MICRO.
20. the double-interface converter of micro memory is characterized in that according to claim 1, this standard memory is standard SD storer, MMC storer, MS storer or MS DUO storer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100782786A CN100416483C (en) | 2006-05-22 | 2006-05-22 | Double-interface converter of micro storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100782786A CN100416483C (en) | 2006-05-22 | 2006-05-22 | Double-interface converter of micro storage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1892565A CN1892565A (en) | 2007-01-10 |
| CN100416483C true CN100416483C (en) | 2008-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100782786A Expired - Fee Related CN100416483C (en) | 2006-05-22 | 2006-05-22 | Double-interface converter of micro storage |
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| Country | Link |
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| CN (1) | CN100416483C (en) |
Cited By (1)
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| CN104695069A (en) * | 2013-12-03 | 2015-06-10 | 里特机械公司 | Component and spinning machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103971143B (en) * | 2014-05-14 | 2017-01-25 | 中国科学院信息工程研究所 | Radio frequency card reader |
| CN108986853B (en) * | 2018-06-11 | 2020-12-04 | 深圳市江波龙电子股份有限公司 | Storage control chip, storage device and self-adaptive interface method |
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Also Published As
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| CN1892565A (en) | 2007-01-10 |
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