CN206805598U - Storage card - Google Patents
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- CN206805598U CN206805598U CN201720395180.7U CN201720395180U CN206805598U CN 206805598 U CN206805598 U CN 206805598U CN 201720395180 U CN201720395180 U CN 201720395180U CN 206805598 U CN206805598 U CN 206805598U
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- 238000004891 communication Methods 0.000 claims abstract description 60
- 239000002184 metal Substances 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000010408 film Substances 0.000 claims 1
- 239000010409 thin film Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a kind of storage card, including：Wireless communication module, main control chip, memory and power interface；Wireless communication module is used to establish communication port between storage card and mobile terminal, enters row data communication with mobile terminal；Main control chip is connected with wireless communication module and memory respectively, and for receiving the user file operational order from mobile terminal from wireless communication module, according to user file operational order, a pair file corresponding with user file operational order operates；Memory is used to store the file corresponding with user file operational order；The power interface of storage card is connected with the power interface of the SIM card neck of mobile terminal, and the power interface for the SIM card neck by mobile terminal provides electric energy for storage card.Storage card provided by the utility model can be easy to user to carry and use.
Description
Technical Field
The utility model relates to the field of communication technology, concretely relates to storage card.
Background
With the continuous improvement of living standard of people, mobile terminals such as mobile phones and PADs have become common devices for people. People can conveniently install required application programs such as browsers, video players, communication and games in mobile terminals such as mobile phones, and people can also shoot photos and videos through the mobile terminals such as the mobile phones. However, the storage space of a mobile terminal such as a mobile phone is limited, and in order to ensure that the mobile terminal can be used normally, people need to occasionally clean data in the mobile terminal or export files such as photos and videos. Some mobile phones can expand the storage space by inserting the Micro SD card, however, in order to make the mobile phones lighter and thinner, most mobile phone manufacturers have removed the function of inserting the Micro SD card into the mobile phones.
How to conveniently and effectively expand the storage space for the mobile terminal becomes a problem which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention has been made to provide a memory card that overcomes or at least partially solves the above problems.
The utility model provides a storage card, include: the device comprises a wireless communication module, a main control chip, a memory and a power interface; wherein,
the wireless communication module is used for establishing a communication channel between the memory card and the mobile terminal and carrying out data communication with the mobile terminal;
the main control chip is respectively connected with the wireless communication module and the memory and is used for receiving a user file operation instruction sent from the mobile terminal from the wireless communication module and operating a file corresponding to the user file operation instruction according to the user file operation instruction;
the memory is used for storing files corresponding to the user file operation instructions;
and the power interface of the storage card is connected with the power interface of the SIM card slot of the mobile terminal and used for providing electric energy for the storage card through the power interface of the SIM card slot of the mobile terminal.
Further, the external dimension of the storage card is matched with that of the SIM card;
the memory card further includes: the storage card is connected with the SIM card interface of the mobile terminal from the ISO7816 interface and is in data communication with the mobile terminal from the ISO7816 interface.
Furthermore, the memory card is of a card sleeve structure or a film structure, and the memory card and the SIM card are simultaneously inserted into the same SIM card slot of the mobile terminal; wherein,
when the structure of the memory card is a card sleeve structure, the overall dimension of the memory card is matched with the overall dimension of a SIM card slot of the mobile terminal, and an SIM card with the shape dimension smaller than or equal to that of the groove is embedded in the groove of the memory card;
when the memory card is of a film structure, the memory card is attached to the surface of the SIM card where the metal contacts are located.
Further, the overall dimension of the memory card is matched with the overall dimension of a SIM card holder of the mobile terminal; the storage card also comprises an electrical connecting part, the storage card and the SIM card are assembled together and are inserted into the SIM card slot of the mobile terminal together, and the power interface of the storage card is electrically connected with the power interface of the SIM card slot of the mobile terminal through the electrical connecting part.
Further, the memory card is installed outside a SIM card slot of the mobile terminal; the memory card also comprises an electrical connecting part, and the power interface of the memory card is electrically connected with the power interface of the SIM card slot of the mobile terminal through the electrical connecting part.
Furthermore, the memory card and the SIM card are both arranged outside an SIM card slot of the mobile terminal; the memory card also comprises an electrical connecting part, and a power interface of the memory card is electrically connected with a power interface of a SIM card slot of the mobile terminal through the electrical connecting part; the SIM card is electrically connected with each metal contact of the SIM card slot of the mobile terminal through the electrical connecting part.
Further, the memory card is arranged in the mobile terminal protection shell; the memory card also comprises an electrical connecting part, and the power interface of the memory card is electrically connected with the power interface of the SIM card slot of the mobile terminal through the electrical connecting part.
Furthermore, the memory card and the SIM card are both arranged in the mobile terminal protection shell; the power interface of the memory card is electrically connected with the power interface of the SIM card slot of the mobile terminal through an electrical connecting part; the SIM card is electrically connected with each metal contact of the SIM card slot of the mobile terminal through the electrical connecting part.
Further, the user file operation instruction comprises a personal identification password;
the main control chip is also used for: and verifying the legality of the personal identification password in the user file operation instruction according to the prestored personal identification password.
Further, the wireless communication module includes: the device comprises a Bluetooth communication module and/or a WIFI communication module.
The utility model provides a storage card is connected with mobile terminal's SIM card draw-in groove to power source through mobile terminal's SIM card draw-in groove provides the electric energy for the storage card, not only can make things convenient for, expand storage space for mobile terminal effectively, has solved the not enough problem of mobile terminal storage space, but also can convenient to carry and use by the user.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 shows a schematic structural diagram of a memory card according to an embodiment of the present invention;
fig. 2 shows a schematic structural diagram of a memory card according to another embodiment of the present invention;
fig. 3 is a functional block diagram of a memory card according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The utility model provides a storage card installs on mobile terminal, and convenience of customers carries and uses. Specifically, the mobile terminal may be a terminal such as a mobile phone having a SIM card slot. The storage card is electrically connected with the SIM card slot of the mobile terminal, and the SIM card slot of the mobile terminal is used for providing electric energy. Specifically, the overall dimension of the memory card can be made to match the overall dimension of the SIM card, so that the memory card can be installed in the SIM card slot; the physical dimension of the memory card can also be made to be matched with the physical dimension of the SIM card holder of the mobile terminal to replace the original SIM card holder of the mobile terminal, the memory card also comprises an electrical connecting part, the memory card and the SIM card are assembled together and are inserted into the SIM card slot of the mobile terminal together, and the power interface of the memory card is electrically connected with the power interface of the SIM card slot of the mobile terminal through the electrical connecting part to obtain electric energy; the memory card can also be installed outside the SIM card slot of the mobile terminal, for example, the memory card is arranged in a protective case of the mobile terminal, the memory card further includes an electrical connection component, and a power interface of the memory card is electrically connected with a power interface of the SIM card slot of the mobile terminal through the electrical connection component to obtain electric energy; in addition, the storage card and the SIM card can be both arranged in the mobile terminal protective case, the storage card further comprises an electrical connection component, the electrical connection component is electrically connected with the SIM card slot and the SIM card of the mobile terminal, wherein the power interface of the storage card is electrically connected with the power interface of the SIM card slot of the mobile terminal through the electrical connection component, in addition, the electrical connection component is also connected with each metal contact of the SIM card slot of the mobile terminal, so that each metal contact of the SIM card arranged in the mobile terminal protective case can be connected with each metal contact of the SIM card slot of the mobile terminal through the electrical connection component.
Use mobile terminal as the cell-phone for example, dual-card dual-standby cell-phone has obtained extensive popularization, and dual-card dual-standby cell-phone has two SIM card slots, and however a lot of users also only use one of them SIM card slot when using dual-card dual-standby cell-phone to idle out a SIM card slot, so can with the utility model provides a storage card is installed in this idle SIM card slot to the power source interface who utilizes mobile terminal's SIM card slot provides the electric energy for the storage card. The physical dimension of the memory card can be matched with the physical dimension of the SIM card, for example, the physical dimension of the memory card is the same as the physical dimension of the SIM card or the dimensional difference between the physical dimension of the memory card and the physical dimension of the SIM card does not exceed a preset dimensional difference threshold, so that the user can conveniently install the memory card in the SIM card slot of the mobile terminal. The algorithm for calculating the size difference and the preset size difference threshold value can be set by those skilled in the art according to actual needs, and are not specifically limited herein. Fig. 1 is a schematic structural diagram of a memory card according to an embodiment of the present invention, in which the external dimensions of the memory card 110 shown in fig. 1 are matched with those of a SIM card, so that a user can conveniently install the memory card 110 in a SIM card slot of a mobile terminal.
In addition, the structure of the memory card can be a card sleeve structure or a film structure, the memory card and the SIM card are simultaneously inserted into the same SIM card slot of the mobile terminal, the carrying and the use of a user are facilitated, and the problems of the installation and the carrying of the memory card are solved. It should be emphasized that in the utility model, storage card and SIM card be two independent products, be not the component part of same product, the work of storage card is independent of the work of SIM card, only when the user wants to use the storage card, the user need insert the same SIM card draw-in groove to mobile terminal again together after assembling storage card and SIM card to can utilize the power source of mobile terminal's SIM card draw-in groove to provide the electric energy for the storage card under the condition that does not influence the SIM card in the user normal use mobile terminal.
When the structure of the memory card is a card sleeve structure, the overall dimension of the memory card is matched with the overall dimension of the SIM card slot of the mobile terminal, so that the memory card can be inserted into the SIM card slot of the mobile terminal, and when the memory card is used specifically, the SIM card with the shape dimension smaller than or equal to that of the groove is embedded into the groove of the memory card. The SIM card with the shape and size smaller than or equal to the shape and size of the groove may be a SIM card with a smaller shape and size in the prior art, or a SIM card with a smaller size obtained by cutting.
It should be noted that, for a single-card mobile phone, the memory card may be made in a card holder form or the memory card and/or the SIM card may be disposed in a mobile phone protection case, so as to facilitate the user to install the memory card on the mobile phone and electrically connect the memory card and the SIM card slot of the mobile phone through an electrical connection component.
Fig. 2 is a schematic structural diagram of a memory card according to another embodiment of the present invention, wherein the memory card 210 shown in fig. 2 is a card sleeve structure, and a SIM card with a shape and size smaller than or equal to that of the groove 211 is embedded in the groove 211 of the memory card 210 in specific use.
In the prior art, SIM cards have been developed into three types, specifically a standard SIM card with dimensions of 15mm × 25mm, a Micro-SIM card with dimensions of 15mm × 12mm, and a Nano-SIM card with dimensions of 12.3mm × 8.8 mm. Use mobile terminal as the cell-phone for example, be the cell-phone of Nano-SIM card draw-in groove to SIM card draw-in groove, utilize the utility model provides a technical scheme can make into the structure of storage card and the cutting ferrule structure that matches with Nano-SIM card draw-in groove, and because the shape and size of the inside SIM card chip of Nano-SIM card will be less than the shape and size of Nano-SIM card among the prior art, consequently usable card cutting device further cuts Nano-SIM card into littleer shape and size, and does not cause the damage to the inside SIM card chip of Nano-SIM card, then imbeds the recess in the storage card of cutting ferrule structure with the SIM card of cutting out to insert the storage card simultaneously to the same SIM card draw-in groove of cell-phone with the SIM card. And to the cell-phone that the SIM card draw-in groove is Micro-SIM card draw-in groove, utilize the utility model provides a technical scheme can make into the cutting ferrule structure that matches with Micro-SIM card draw-in groove with the structure of storage card to make into the shape and size that can imbed the Nano-SIM card with the shape and size of the recess in the storage card of cutting ferrule structure, through this kind of setting, the user can need not to tailor the SIM card, only need with the Nano-SIM card inlay to the recess in the storage card of cutting ferrule structure, then insert the storage card that has the cutting ferrule structure of Nano-SIM card to the Micro-SIM card draw-in groove of cell-phone, thereby insert the same SIM card draw-in groove of cell-phone with storage card and SIM card simultaneously. In addition, be the cell-phone of standard SIM card draw-in groove to the SIM card draw-in groove, utilize the utility model provides a technical scheme can make into the cutting ferrule structure that matches with standard SIM card draw-in groove with the structure of storage card to the shape and size of the recess in the storage card of cutting ferrule structure makes into the shape and size that can imbed Micro-SIM card or Nano-SIM card, and through this kind of setting, the user can need not to tailor the SIM card, only needs to imbed Micro-SIM card or Nano-SIM card in the recess in the storage card of cutting ferrule structure, then inserts the storage card that has the cutting ferrule structure of Micro-SIM card or Nano-SIM card in the SIM card draw-in groove of cell-phone, thereby inserts the same SIM card draw-in groove of cell-phone with the SIM card simultaneously. In addition, the memory card with the shape of the Nano-SIM card can be changed into the shape of a Micro-SIM card or the shape of a standard SIM card by using a reduction card; the memory card with the shape of a Micro-SIM card can also be changed into the shape of a standard SIM card by using a reduction card.
When the memory card is of a film structure, the memory card is attached to the surface of the SIM card where the metal contacts are located. Specifically, the memory card can be made into a product form of a film and is provided with a power supply contact matched with a power supply contact of an SIM card slot of the mobile terminal, and the memory card and the SIM card are connected in parallel on the mobile terminal, so that the power supply contact of the SIM card and the power supply contact of the SIM card slot of the mobile terminal can still be normally connected without influencing the normal use of the SIM card, the memory card and the SIM card are simultaneously inserted into the same SIM card slot of the mobile phone, and the problems of carrying and power supply of the memory card are well solved.
The utility model provides a storage card is used for the storage file, expands storage space for mobile terminal, and bluetooth pad pasting card among the prior art is not mainly used storage file. When the memory card is of a card sleeve structure or a film structure, on the electrical connection, the power contact of the memory card is connected with the power contact of the SIM card slot of the mobile phone in parallel to solve the power supply problem of the memory card, the surface of the memory card is also provided with an ISO7816 connection interface, compared with the prior art Bluetooth film card, the ISO7816 connection interface arranged on the surface of the memory card in the utility model is completely different from the master-slave ISO7816 interface arranged in the prior art Bluetooth film card, the master-slave ISO7816 interface arranged in the prior art is used for realizing the data communication between the Bluetooth film card and the SIM card and between the Bluetooth film card and the mobile phone, while the ISO7816 connection interface arranged on the surface of the memory card in the utility model is completely different from the master-slave ISO7816 interface in the prior art, the ISO7816 connection interface arranged on the surface of the utility model is used for realizing the electrical connection between the ISO7816 interface of the mobile phone card slot and the ISO7816 interface of the SIM card, the ISO7816 interface of the SIM card slot of the mobile phone is directly conducted with each contact of the ISO7816 interface of the SIM card.
In the prior art, a bluetooth SIM card has been developed, and the bluetooth SIM card is actually a SIM card with bluetooth function. Compared with the bluetooth SIM card among the prior art, the utility model provides a storage card does not have removal identification code and authentication data, therefore does not have the function of SIM card, can not regard as the SIM card to use. In addition, because the memory card does not have the mobile identification code and the authentication data, the memory card issuer does not need to cooperate with a third party such as an SIM card operator to issue cards, and a user can more conveniently acquire the memory card. The memory card issuer can set the size of the memory space of the memory card according to actual needs, for example, 16GB, 32GB, 64GB, 128GB, or the like.
Fig. 3 is a functional block diagram of a memory card according to an embodiment of the present invention, and as shown in fig. 3, the memory card includes: a wireless communication module 310, a main control chip 320, a memory 330 and a power interface (not shown in the figure).
The wireless communication module 310 is configured to establish a communication channel between the memory card and the mobile terminal, and perform data communication with the mobile terminal. The wireless communication module 310 includes: the device comprises a Bluetooth communication module and/or a WIFI communication module. Specifically, when the wireless communication module 310 includes a bluetooth communication module, the bluetooth communication module in the memory card is connected with the bluetooth module in the mobile terminal, so that a bluetooth communication channel is established between the memory card and the mobile terminal, and data communication can be performed with the bluetooth module in the mobile terminal; when the wireless communication module 310 comprises a WIFI communication module, the WIFI communication module in the memory card can be connected with the WIFI module of the mobile terminal, so that a WIFI communication channel is established between the memory card and the mobile terminal, and data communication can be performed with the WIFI module in the mobile terminal; when the wireless communication module 310 includes both a bluetooth communication module and a WIFI communication module, the user can select whether to perform data communication in a bluetooth mode or a WIFI mode according to actual needs.
The main control chip 320 is respectively connected to the wireless communication module 310 and the memory 330, and is configured to receive a user file operation instruction sent from the mobile terminal from the wireless communication module 310, and perform an operation, such as a read-write operation, an encryption/decryption operation, and the like, on a file corresponding to the user file operation instruction according to the user file operation instruction.
The memory 330 is used for storing files corresponding to user file operation instructions.
The user file operation command can be divided into, but not limited to, a user file read-write command or a user file encryption/decryption command. For example, when a user wants to store a video file 1 in the mobile terminal into the memory card, the user may send a user file read-write instruction to the memory card by using the mobile terminal, the wireless communication module 310 in the memory card receives the user file read-write instruction, the main control chip 320 performs a read-write operation on a file corresponding to the user file read-write instruction according to the user file read-write instruction, and the memory 330 stores the file corresponding to the user file read-write instruction, that is, stores the video file 1, so as to store the file in the mobile terminal into the memory card. For another example, when a user wants to encrypt and decrypt the picture file 1 stored in the memory card, the user may send a user file encryption and decryption instruction to the memory card by using the mobile terminal, the wireless communication module 310 in the memory card receives the user file encryption and decryption instruction, and the main control chip 320 performs an encryption and decryption operation on a file corresponding to the user file operation instruction according to the user file encryption and decryption instruction by using a key and an algorithm stored in the main control chip 320.
And the power interface of the storage card is connected with the power interface of the SIM card slot of the mobile terminal and used for providing electric energy for the storage card through the power interface of the SIM card slot of the mobile terminal.
In addition, when the user file operation instruction received by the main control chip 320 further includes a personal identification code, such as a PIN code, the main control chip 320 verifies the validity of the personal identification code in the user file operation instruction according to the pre-stored personal identification code. Specifically, if the main control chip 320 verifies that the PIN code in the user file operation instruction is consistent with the pre-stored PIN code, it indicates that the PIN code is a valid PIN code, and then the main control chip 320 performs read-write operation or encryption/decryption operation on the file corresponding to the user file operation instruction according to the user file operation instruction; if the PIN code in the user file operation instruction is verified to be inconsistent with the pre-stored PIN code by the main control chip 320, the PIN code is an illegal PIN code, and the main control chip 320 can directly return a result of failure in verifying the personal identification code without performing read-write operation or encryption and decryption operation on the file corresponding to the user file operation instruction.
Further, when the personal identification password verifies that the number of identification times exceeds the maximum number of times of predetermineeing, the utility model provides an automatic locking of storage card needs to rely on the outside authentication instruction party of higher authority to remove the locking.
Optionally, when the mobile terminal of the user has a spare SIM card slot, the user may directly mount the storage card having the external dimension matched with the external dimension of the SIM card on the spare SIM card slot, and use the power contact of the SIM card slot to provide the storage card with electric energy. Some mobile terminals need to establish communication with the SIM card to judge whether the SIM card is installed in the card slot or not, if the SIM card is not installed in the card slot, the power supply of the card slot is closed, and in order to solve the problem, the storage card further comprises an ISO7816 interface, and the purpose of the storage card is to communicate with the mobile terminal so as to maintain the electric energy supply of the mobile terminal to the card slot.
According to the storage card provided by the embodiment of the utility model, the storage card issuer does not need to cooperate with third parties such as SIM card operators to issue cards, which is convenient for users to obtain; the storage card is connected with the SIM card slot of the mobile terminal and provides electric energy for the storage card through the power interface of the SIM card slot of the mobile terminal, so that the storage space can be conveniently and effectively expanded for the mobile terminal, the problem of insufficient storage space of the mobile terminal is solved, and the storage card is convenient for a user to carry and use; the main control chip can carry out encryption and decryption operations on the file, so that the security of file storage is improved.
The utility model discloses in mentioned wireless communication module, main control chip be by the hardware realization, for example, bluetooth communication module is integrated bluetooth function's chip basic circuit set, and main control chip can include operational amplifier, encryption chip and decryption chip etc.. Although some of the modules or chips are integrated with software, the present invention is intended to protect hardware circuits that integrate the corresponding functions of software, not just software itself.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure of the invention without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
It is noted that although several modules of the memory card are described in detail in the above description, such division is merely exemplary and not mandatory. Those skilled in the art will appreciate that, in practice, the modules in the embodiments may be adaptively changed, that a plurality of modules in the embodiments may be combined into one module, or that one module may be divided into a plurality of modules.
Moreover, while operations for carrying out the invention are illustrated in the drawings in a particular order, this does not require or imply that the operations must be performed in the particular order, or that all illustrated operations must be performed, to achieve desirable results. Certain steps may be omitted, multiple steps may be combined into one step for execution, or a step may be divided into multiple steps for execution.
In summary, by using the technical scheme provided by the utility model, the storage card issuer does not need to cooperate with third parties such as the SIM card operator to issue cards, which is convenient for users to obtain; the storage card provides electric energy for the storage card through the power interface of the SIM card slot of the mobile terminal, so that the storage space can be conveniently and effectively expanded for the mobile terminal, the problem of insufficient storage space of the mobile terminal is solved, and the storage card can be conveniently carried and used by a user.
The method and the specific implementation method of the present invention are described in detail above, and corresponding embodiments are given. Of course, in addition to the above embodiments, the present invention may have other embodiments, and all technical solutions formed by equivalent replacement or equivalent transformation fall within the intended protection scope of the present invention.
Claims (9)
1. A memory card, comprising: the device comprises a wireless communication module, a main control chip, a memory and a power interface; wherein,
the wireless communication module is used for establishing a communication channel between the memory card and the mobile terminal and carrying out data communication with the mobile terminal;
the main control chip is respectively connected with the wireless communication module and the memory and is used for receiving a user file operation instruction sent from the mobile terminal from the wireless communication module and operating a file corresponding to the user file operation instruction according to the user file operation instruction;
the memory is used for storing files corresponding to the user file operation instructions;
and the power interface of the storage card is connected with the power interface of the SIM card slot of the mobile terminal and is used for providing electric energy for the storage card through the power interface of the SIM card slot of the mobile terminal.
2. The memory card of claim 1, wherein the memory card has physical dimensions that match physical dimensions of a SIM card;
the memory card further includes: the secondary ISO7816 interface is connected with the SIM card interface of the mobile terminal, and the storage card performs data communication with the mobile terminal through the secondary ISO7816 interface.
3. The memory card of claim 1, wherein the memory card is configured as a card sleeve structure or a film structure, and the memory card and the SIM card are inserted into the same SIM card slot of the mobile terminal at the same time; wherein,
when the structure of the memory card is a card sleeve structure, the overall dimension of the memory card is matched with the overall dimension of a SIM card slot of the mobile terminal, and an SIM card with the shape dimension smaller than or equal to that of the groove is embedded in the groove of the memory card;
when the structure of the memory card is a thin film structure, the memory card is attached to the surface of the SIM card provided with the metal contact.
4. The memory card of claim 1, wherein the memory card has a physical dimension matching a physical dimension of a SIM card holder of the mobile terminal;
the memory card also comprises an electrical connecting part, the memory card and the SIM card are assembled together and are inserted into the SIM card slot of the mobile terminal together, and the power interface of the memory card is electrically connected with the power interface of the SIM card slot of the mobile terminal through the electrical connecting part.
5. The memory card of claim 1, wherein the memory card is disposed in a protective case of a mobile terminal;
the memory card further comprises an electrical connection part, and the power supply interface of the memory card is electrically connected with the power supply interface of the SIM card slot of the mobile terminal through the electrical connection part.
6. The memory card of claim 1, wherein the memory card and the SIM card are both disposed in a protective case of the mobile terminal;
the memory card also comprises an electrical connecting part, and a power supply interface of the memory card is electrically connected with a power supply interface of a SIM card slot of the mobile terminal through the electrical connecting part; and the SIM card is electrically connected with the SIM card slot of the mobile terminal through the electrical connecting part.
7. The memory card according to any one of claims 1 to 6, wherein the user file operation instruction includes a personal identification password;
the main control chip is also used for: and verifying the legality of the personal identification password in the user file operation instruction according to the pre-stored personal identification password.
8. The memory card of any one of claims 1-6, wherein the wireless communication module comprises: the device comprises a Bluetooth communication module and/or a WIFI communication module.
9. The memory card of claim 7, wherein the wireless communication module comprises: the device comprises a Bluetooth communication module and/or a WIFI communication module.
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| CN201720395180.7U CN206805598U (en) | 2017-04-14 | 2017-04-14 | Storage card |
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| CN201720395180.7U CN206805598U (en) | 2017-04-14 | 2017-04-14 | Storage card |
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| CN110491028A (en) * | 2019-08-19 | 2019-11-22 | 马健 | A kind of intelligent-induction that realizing control by wireless communication takes electric card and electricity-fetching method |
| CN111178466A (en) * | 2019-12-24 | 2020-05-19 | 桂林微网互联信息技术有限公司 | IC card read-write machine conversion device |
| CN111522403A (en) * | 2020-06-05 | 2020-08-11 | 桂林微网互联信息技术有限公司 | Function expanding device for mobile terminal |
| CN113438582A (en) * | 2021-07-02 | 2021-09-24 | 紫优科技(深圳)有限公司 | Intelligent earphone terminal supporting double-card work |
| CN114265557A (en) * | 2021-12-21 | 2022-04-01 | 潍柴动力股份有限公司 | Pollutant emission data processing method and device |
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2017
- 2017-04-14 CN CN201720395180.7U patent/CN206805598U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110491028A (en) * | 2019-08-19 | 2019-11-22 | 马健 | A kind of intelligent-induction that realizing control by wireless communication takes electric card and electricity-fetching method |
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