CN103902490A - U disk, and work system, work mode converting method and data communication method of U disk - Google Patents
U disk, and work system, work mode converting method and data communication method of U disk Download PDFInfo
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- CN103902490A CN103902490A CN201410088868.1A CN201410088868A CN103902490A CN 103902490 A CN103902490 A CN 103902490A CN 201410088868 A CN201410088868 A CN 201410088868A CN 103902490 A CN103902490 A CN 103902490A
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Abstract
The invention relates to a U disk, and a work system, a work mode converting method and a data communication method of the U disk. The U disk comprises a control module, a storage module, a first interface, a second interface, a first wireless communication module and an analog switch module, wherein the storage module, the first interface, the second interface, the first wireless communication module and the analog switch module are connected with the control module. The control module is used for controlling the first interface not to be disconnected with an intelligent mobile communication device through the analog switch module after receiving a communication disconnecting order of the intelligent mobile communication device, and the control module is used for controlling the second interface to be connected with a main machine device or a power source to supply electricity to the intelligent mobile communication device and also used for controlling the first interface to be connected with the intelligent mobile communication device in a communication mode through the analog switch module according to a communication establishing order sent by the intelligent mobile communication device and received by the first wireless communication module. Work modes of the intelligent mobile communication device are automatically converted without pulling out the U disk, charging is carried out when the intelligent mobile communication device is powered off, and the operation is convenient.
Description
Technical field
The present invention relates to memory device, particularly relate to a kind of USB flash disk and work system thereof, mode switching method, data communications method.
Background technology
Along with popularizing of intelligent mobile communication equipment, intelligent mobile communication equipment has become the indispensable product in people's life.Conventional intelligent mobile communication equipment, for example smart mobile phone, its data storage method generally adopts the mode of built-in memory or storage card to carry out, because the built-in memory of smart mobile phone is generally fixing capacity, cannot carry out capacity extensions, when the file of storing in internal memory or data reach after a certain size, just partial document or data must be deleted, in order to avoid bring the problem that memory capacity is inadequate; Adopt the mode of storage card to carry out data storage, although can carry out the expansion of storage volume, storage card cannot carry out hot plug with smart card, uses inconvenient.
Because the built-in memory of smart mobile phone can not meet data storage requirement, the appearance of USB flash disk greatly facilitates the mobile storage demand of smart mobile phone.And smart mobile phone is generally only provided with a Micro USB(Universal Serial Bus, USB (universal serial bus)) interface, this Micro USB interface while is as data transmission interface and the charging inlet of smart mobile phone, in the time being connected with USB flash disk in the Micro USB interface on smart mobile phone, when smart mobile phone does not have electricity, need to pull up USB flash disk, plug charging wire charged to smart mobile phone after, pull up again charging wire, plug USB flash disk, so smart mobile phone could be accessed the content in USB flash disk, whole process again, complex operation is wasted time and energy very much.
Summary of the invention
Based on this, be necessary between reading the data in USB flash disk and self charging, to carry out the loaded down with trivial details problem of blocked operation for traditional intelligent mobile communication equipment, a kind of USB flash disk of simple operation is provided.
In addition be also necessary, the work system of the USB flash disk that a kind of simple operation is provided.
In addition be also necessary, the mode switching method of the USB flash disk that a kind of simple operation is provided.
In addition be also necessary, the data communications method of the USB flash disk that a kind of simple operation is provided.
A kind of USB flash disk, comprise control module and the memory module being connected with described control module, described USB flash disk also comprises the first interface, the second interface, the first wireless communication module and the analog switch module that are connected respectively with described control module, described first interface is for connecting with intelligent mobile communication equipment, and described the second interface is for connecting with main process equipment or power supply; Described control module is for after ordering in the disconnection communication connection that receives intelligent mobile communication equipment, communication connection by first interface disconnection described in described analog switch module controls with intelligent mobile communication equipment, and control described the second interface and connect main process equipment or power supply and power to intelligent mobile communication equipment, and the order that establishes a communications link also sending for the intelligent mobile communication equipment receiving according to the first wireless communication module, establish a communications link by first interface described in described analog switch module controls and intelligent mobile communication equipment.
In an embodiment, described first interface comprises the first power lead splicing ear, the first ground wire splicing ear, the first correction data line splicing ear, the first negative data line splicing ear and the first detection line splicing ear that are connected respectively with described control module therein; When the communication connection of described first interface and intelligent mobile communication equipment disconnects, described the first detection line splicing ear is in vacant state; When the communication connection of described first interface and intelligent mobile communication equipment, described the first detection line splicing ear is in ground state.
Therein in an embodiment, described analog switch module is connected with the first detection line splicing ear in described first interface, described control module, also for making described the first detection line splicing ear ground connection by controlling the conducting of described analog switch module, is controlled described analog switch module cut-off and is made described the first detection line splicing ear unsettled.
Therein in an embodiment, described USB flash disk also comprises the mode switch being connected with described control module and the second interface, when described mode switch connects main process equipment for connect intelligent mobile communication equipment and described the second interface at described first interface, disconnect the communication connection of described USB flash disk and described main process equipment.
Therein in an embodiment, described the second interface comprises the second source line splicing ear, the second ground wire splicing ear, the second correction data line splicing ear and the second negative data line splicing ear that are connected respectively with described control module, described mode switch also when connecting intelligent mobile communication equipment and described the second interface at described first interface and connect main process equipment, disconnects being connected of described the second correction data line splicing ear and the second negative data line splicing ear and described control module.
Therein in an embodiment, described first interface and the second interface are respectively in USB interface, MiniUSB interface, MicroUSB interface any one; Described the first wireless communication module be in bluetooth module, WiFi module, NFC module or Zigbee module any one; Described analog switch module be in mode selector switch chip, triode, field effect transistor any one.
A kind of work system of USB flash disk, comprise above-mentioned USB flash disk, intelligent mobile communication equipment, main process equipment or power supply, the first interface of described USB flash disk and described intelligent mobile communication equipment establish a communications link, the second interface of described USB flash disk is connected with described main process equipment or power supply, described intelligent mobile communication equipment comprises the second wireless communication module, and described the second wireless communication module is set up radio communication with described the first wireless communication module and is connected.
In an embodiment, between described first interface and described intelligent mobile communication equipment, be connected by patchcord or extended line therein, between described the second interface and described main process equipment or power supply, be connected by patchcord or extended line.
A mode switching method for USB flash disk, comprises the following steps:
One above-mentioned USB flash disk is provided, and the first interface of described USB flash disk is connected with intelligent mobile communication equipment;
The first interface of described USB flash disk or the first wireless communication module receive the disconnection communication connection order that intelligent mobile communication equipment sends, and described disconnection communication connection order is sent to described control module, described control module disconnects and the communication connection of intelligent mobile communication equipment by first interface described in described analog switch module controls, and controls that described the second interface connects main process equipment or power supply is powered to intelligent mobile communication equipment;
The first wireless communication module of described USB flash disk receives the order that establishes a communications link that intelligent mobile communication equipment sends, and will described in the order that establishes a communications link send to described control module, described control module establishes a communications link by first interface described in described analog switch module controls and intelligent mobile communication equipment.
A data communications method for USB flash disk, comprises the following steps:
Intelligent mobile communication equipment and above-mentioned USB flash disk are provided, and described intelligent mobile communication equipment comprises the second wireless communication module, and described USB flash disk and intelligent mobile communication equipment are established a communications link;
The data that intelligent mobile communication equipment is continued are divided into multiple fragment datas, and a fragment data in multiple fragment datas is uploaded to by first interface in the buffer memory of intelligent mobile communication equipment, after having uploaded, disconnect the communication connection of the first interface of described intelligent mobile communication equipment and described USB flash disk;
In the time that the fragment data in the buffer memory of described intelligent mobile communication equipment is about to be completed by described intelligent mobile communication equipment reading out data, send the order that establishes a communications link to the first wireless communication module of described USB flash disk by the second wireless communication module of intelligent mobile communication equipment, according to the described order that establishes a communications link, described intelligent mobile communication equipment and described first interface are re-established to communication connection;
Described USB flash disk will upload to by described first interface in the buffer memory of intelligent mobile communication equipment with the continuous follow-up fragment data of last fragment data, after having uploaded, disconnect the communication connection of the first interface of described intelligent mobile communication equipment and described USB flash disk, then in the time that the follow-up fragment data of uploading has been read, the communication connection that re-establishes again intelligent mobile communication equipment and first interface continues to upload fragment data until the data that continue are all run through rear termination by described intelligent mobile communication equipment, or issue and stop ordering to described USB flash disk to stop uploading fragment data by described intelligent mobile communication equipment.
Above-mentioned USB flash disk, the work system of USB flash disk, the mode switching method of USB flash disk and data communications method, after the disconnection communication connection order that receives intelligent mobile communication equipment, communication connection by the disconnection of analog switch module controls first interface with intelligent mobile communication equipment, and control the second interface and connect main process equipment or power supply and power to intelligent mobile communication equipment, and receive and establish a communications link after order by the first wireless communication module, controlling first interface and intelligent mobile communication equipment establishes a communications link, in the time that intelligent mobile communication equipment does not have electricity, do not need to pull out USB flash disk, can automatically realize the conversion of intelligent mobile communication equipment mode of operation, in the time that not having electricity, intelligent mobile communication equipment charges, simple operation.In addition, USB flash disk first will continue data upload in intelligent mobile communication equipment buffer memory, thus the data that intelligent mobile communication equipment is stored in when charging also can read USB flash disk.Factor data interface transmission speed is very fast, and data buffer storage can be completed very soon, thereby makes intelligent mobile communication equipment in the time of charging, can not affect the use to USB flash disk.
Accompanying drawing explanation
Fig. 1 is the inner structure schematic diagram of USB flash disk in an embodiment;
Fig. 2 is the structured flowchart of the work system of USB flash disk in an embodiment;
Fig. 3 is the process flow diagram of the mode switching method of USB flash disk in an embodiment;
Fig. 4 is the process flow diagram of the data communications method of USB flash disk in an embodiment.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 is the inner structure schematic diagram of USB flash disk in an embodiment.As shown in Figure 1, this USB flash disk 100, comprises control module 110, memory module 120, first interface 130, the second interface 140, analog switch module 150 and the first wireless communication module 160.Memory module 110, first interface 130, the second interface 140, analog switch module 150 are all connected with control module 110 with the first wireless communication module 160.
The second interface 140 is for connecting with main process equipment or power supply.In the present embodiment, the second interface 140 can be in USB interface, MiniUSB interface, MicroUSB interface etc. any one.
Wherein, the first wireless communication module 160 can be in bluetooth module, WiFi module, NFC module or Zigbee module etc. any one, but is not limited to this.Preferably, the first wireless communication module 160 is bluetooth module, and this bluetooth module is preferably 4.0 bluetooth modules.Bluetooth module is the standard configuration of intelligent mobile communication equipment, does not need additionally to increase the hardware module of intelligent mobile communication equipment, and cost is low, and bluetooth module is low in energy consumption.
It should be noted that, in the time that intelligent mobile communication equipment and first interface 130 establish a communications link, intelligent mobile communication equipment, as main equipment, provides power supply to USB flash disk 100 by first interface 130; In the time that intelligent mobile communication equipment and first interface 130 disconnects communication connection, intelligent mobile communication equipment is as from equipment, is connected to main process equipment or power supply is powered to intelligent mobile communication equipment by the second interface 140 of USB flash disk 100.When analog switch module 150 is controlled first interface and intelligent mobile communication equipment disconnection communication connection, that intelligent mobile communication equipment is switched to from equipment from main equipment, the order that establishes a communications link receiving according to the first wireless communication module 160 when control module 110, control first interface and intelligent mobile communication equipment establishes a communications link by analog switch module 150, to make intelligent mobile communication equipment again switch to main equipment, for USB flash disk work provides power supply.
Above-mentioned USB flash disk, after the disconnection communication connection order that receives intelligent mobile communication equipment, control the communication connection of first interface 130 disconnections and intelligent mobile communication equipment by analog switch module 150, and control that the second interface 140 connects main process equipment or power supply is powered to intelligent mobile communication equipment, and receive and establish a communications link after order by the first wireless communication module, controlling first interface 130 establishes a communications link with intelligent mobile communication equipment, in the time that intelligent mobile communication equipment does not have electricity, do not need to pull out USB flash disk, do not need user's toggle switch yet, can automatically realize the conversion of intelligent mobile communication equipment mode of operation, in the time that not having electricity, intelligent mobile communication equipment charges, simple operation.
Be understandable that, in one embodiment, first interface 130 comprises the first power lead splicing ear, the first ground wire splicing ear, the first correction data line splicing ear, the first negative data line splicing ear and the first detection line splicing ear that are connected respectively with control module 110.
When first interface 130 disconnects with the communication connection of intelligent mobile communication equipment, this first detection line splicing ear is in vacant state; When the communication connection of first interface 130 and intelligent mobile communication equipment, this first detection line splicing ear is in ground state.
In sum, communicate to connect or establish a communications link in vacant state or ground state realization by controlling the first detection line splicing ear with the disconnection of intelligent mobile communication equipment, control mode is simple, simple operation.
Be understandable that, in one embodiment, analog switch module 150 is connected with the first detection line splicing ear in first interface 130.Control module 110, also for make this first detection line splicing ear ground connection by 150 conductings of control simulation switch module, is controlled these analog switch module 150 cut-offs and is made this first detection line splicing ear unsettled.Analog switch module 150 can be in mode selector switch chip, triode, field effect transistor etc. any one.Preferably, this analog switch module 150 is mode selector switch chip, because mode selector switch chip can make the mode of operation switching of intelligent mobile communication equipment more accurate.
Be understandable that, in one embodiment, USB flash disk 100 also comprises the mode switch being connected with control module 110 and the second interface 140, when this mode switch connects main process equipment for connect intelligent mobile communication equipment and the second interface 140 at first interface 130, disconnect the communication connection of USB flash disk 100 and main process equipment.This mode switch can be hardware module, also can be software module.Software module refers to the software program of burning in control module 110.Adopt mode switch control to disconnect the communication connection of USB flash disk 100 and main process equipment, conveniently carry out pattern switching.
Be understandable that, in one embodiment, the second interface 140 comprises the second source line splicing ear, the second ground wire splicing ear, the second correction data line splicing ear and the second negative data line splicing ear that are connected respectively with control module 110.This mode switch also when connecting intelligent mobile communication equipment and the second interface 140 at first interface 130 and connect main process equipment, disconnects being connected of this second correction data line splicing ear and the second negative data line splicing ear and control module 110.
In other embodiments, the second interface 140 can only comprise second source line splicing ear and the second ground wire splicing ear.
Fig. 2 is the structured flowchart of the work system of USB flash disk in an embodiment.As shown in Figure 2, the work system of this USB flash disk, comprises USB flash disk 100, intelligent mobile communication equipment 200, main process equipment 300 or power supply 400.
Other structures of USB flash disk 100, as described in the embodiment of USB flash disk, are described part in detail at this, please refer in above-mentioned USB flash disk embodiment and describe.
Intelligent mobile communication equipment 200 comprises the second wireless communication module 210, and this second wireless communication module 210 is set up radio communication with the first wireless communication module 160 and is connected.In the present embodiment, intelligent mobile communication equipment 200 can be smart mobile phone, panel computer, PDA(Personal Digital Assistant, personal digital assistant) etc. in equipment any one.Preferably, intelligent mobile communication equipment is smart mobile phone, because of smart mobile phone internal memory less, storage card uses inconvenient, adopts that USB flash disk is external is convenient to storage, and USB flash disk in the present embodiment can be in the time that smart mobile phone have electricity, connecing main process equipment or power supply is smart mobile phone charging, simple operation.The second wireless communication module 210 can be in bluetooth module, WiFi module, NFC module or Zigbee module etc. any one, but is not limited to this.Preferably, the first wireless communication module 160 is bluetooth module, and this bluetooth module is preferably 4.0 bluetooth modules.The second wireless communication module 210 and the first wireless communication module 160 are same kind, can set up radio communication and connect.
In the time that intelligent mobile communication equipment 200 establishes a communications link with the first interface 130 of USB flash disk 100, be that intelligent mobile communication equipment 200 is as main equipment, for USB flash disk 100 provides power supply, intelligent mobile communication equipment 200 can send to USB flash disk 100 by first interface 130 or the second wireless communication module 210 by disconnecting communication connection order.In the time that intelligent mobile communication equipment 200 disconnects communication connection with the first interface 130 of USB flash disk 100, be intelligent mobile communication equipment 200 as from equipment, intelligent mobile communication equipment 200 sends to the order that establishes a communications link the first wireless communication module 160 of USB flash disk 100 by the second wireless communication module.
The work system of above-mentioned USB flash disk, receive after the disconnection communication connection order that intelligent mobile communication equipment 200 sends at USB flash disk 100, control the communication connection of first interface 130 disconnections and intelligent mobile communication equipment 200 by analog switch module 150, and control the second interface 140 and connect main process equipment 300 or power supply 400 and power to intelligent mobile communication equipment 200, and receive and establish a communications link after order by the first wireless communication module 160, controlling first interface 130 establishes a communications link with intelligent mobile communication equipment 200, in the time that intelligent mobile communication equipment 200 does not have electricity, do not need to pull out USB flash disk 100, do not need user's toggle switch yet, can automatically realize the conversion of intelligent mobile communication equipment 200 mode of operations, in the time that not having electricity, intelligent mobile communication equipment 200 charges, simple operation.
Be understandable that, in other embodiments, between first interface 130 and intelligent mobile communication equipment 200, be connected by patchcord or extended line, between the second interface 140 and main process equipment 300 or power supply 400, be connected by patchcord or extended line.Connect by patchcord, facilitate USB flash disk to be suitable for interface and main process equipment 300 or the power supply 400 of different intelligent mobile communication equipment 200.Employing extended line connects, and facilitates USB flash disk to be suitable for far away apart from intelligent mobile communication equipment 200 or main process equipment 300 or power supply 400, or conveniently moves within the specific limits.
Fig. 3 is the process flow diagram of the mode switching method of USB flash disk in an embodiment.As shown in Figure 3, the mode switching method of this USB flash disk is applied to the USB flash disk structure in Fig. 1 embodiment.The mode switching method of this USB flash disk, comprises the following steps:
Concrete, first interface 130 and the intelligent mobile communication equipment 200 of USB flash disk 100 establish a communications link, and intelligent mobile communication equipment is powered to USB flash disk 100 as main equipment.
The mode switching method of above-mentioned USB flash disk, receive after the disconnection communication connection order that intelligent mobile communication equipment 200 sends at USB flash disk 100, control the communication connection of first interface 130 disconnections and intelligent mobile communication equipment 200 by analog switch module 150, and control the second interface 140 and connect main process equipment 300 or power supply 400 and power to intelligent mobile communication equipment 200, and receive and establish a communications link after order by the first wireless communication module 160, controlling first interface 130 establishes a communications link with intelligent mobile communication equipment 200, in the time that intelligent mobile communication equipment 200 does not have electricity, do not need to pull out USB flash disk 100, do not need user's toggle switch yet, can automatically realize the conversion of intelligent mobile communication equipment 200 mode of operations, in the time that not having electricity, intelligent mobile communication equipment 200 charges, simple operation.
Be understandable that, this first interface 130 comprises the first power lead splicing ear, the first ground wire splicing ear, the first correction data line splicing ear, the first negative data line splicing ear and the first detection line splicing ear that are connected respectively with control module 110.When first interface 130 disconnects with the communication connection of intelligent mobile communication equipment, this first detection line splicing ear is in vacant state; When the communication connection of first interface 130 and intelligent mobile communication equipment, this first detection line splicing ear is in ground state.
Be understandable that, in one embodiment, USB flash disk 100 also comprises the mode switch being connected with control module 110 and the second interface 140.The mode switching method of this USB flash disk comprises: in the time that first interface 130 connects intelligent mobile communication equipment 200 and the second interface 140 and connects main process equipment 300, this mode switch disconnects the communication connection of USB flash disk 100 and main process equipment 300.Adopt mode switch control to disconnect the communication connection of USB flash disk 100 and main process equipment, conveniently carry out pattern switching.
Be understandable that, in one embodiment, the second interface 140 comprises the second source line splicing ear, the second ground wire splicing ear, the second correction data line splicing ear and the second negative data line splicing ear that are connected respectively with control module 110.The mode switching method of this USB flash disk comprises: in the time that first interface 130 connects intelligent mobile communication equipment and the second interface 140 and connects main process equipment, this mode switch disconnects being connected of this second correction data line splicing ear and the second negative data line splicing ear and control module 110.
Fig. 4 is the process flow diagram of the data communications method of USB flash disk in an embodiment.The data communications method of the USB flash disk in Fig. 4 works in USB flash disk embodiment illustrated in fig. 1.As shown in Figure 4, the data communications method of this USB flash disk, comprises the following steps:
Step 402, intelligent mobile communication equipment and USB flash disk are provided, memory module, first interface, the second interface, analog switch module and the first wireless communication module that this USB flash disk comprises control module, is connected respectively with this control module, this intelligent mobile communication equipment comprises the second wireless communication module, and this USB flash disk and intelligent mobile communication equipment are established a communications link.
Step 404, the data that intelligent mobile communication equipment is continued are divided into multiple fragment datas, and a fragment data in multiple fragment datas is uploaded to by first interface in the buffer memory of intelligent mobile communication equipment, after having uploaded, disconnect the communication connection of the first interface of this intelligent mobile communication equipment and this USB flash disk.Step 406, in the time that the fragment data in the buffer memory of this intelligent mobile communication equipment is about to be completed by this intelligent mobile communication equipment reading out data, send the order that establishes a communications link to the first wireless communication module of this USB flash disk by the second wireless communication module of intelligent mobile communication equipment, according to this order that establishes a communications link, this intelligent mobile communication equipment and this first interface are re-established to communication connection.Step 408, this USB flash disk will upload to by this first interface in the buffer memory of intelligent mobile communication equipment with the continuous follow-up fragment data of last fragment data, after having uploaded, disconnect the communication connection of the first interface of this intelligent mobile communication equipment and this USB flash disk, then return to step 406.
Concrete, this USB flash disk will upload to by this first interface in the buffer memory of intelligent mobile communication equipment with the continuous follow-up fragment data of last fragment data, after having uploaded, disconnect the communication connection of the first interface of this intelligent mobile communication equipment and this USB flash disk, then rejudge in the time that the follow-up fragment data of uploading in the buffer memory of this intelligent mobile communication equipment is about to be completed by this intelligent mobile communication equipment reading out data, the communication connection that re-establishes again intelligent mobile communication equipment and first interface continues to upload fragment data until the data that continue are all run through rear termination by this intelligent mobile communication equipment, or issue and stop ordering to this USB flash disk to stop uploading fragment data by this intelligent mobile communication equipment.The size of described fragment data can be set according to actual needs, for example, can be set as 20MB or 30MB or other arbitrary sizes.
Concrete, the data that continue are divided into multiple fragment datas.For example, by 100MB(megabit) treat that read data is divided into 5 20MB fragment datas, upload a fragment data in the buffer memory of intelligent mobile communication equipment at every turn, after having uploaded, disconnect the communication connection of the first interface of this intelligent mobile communication equipment and this USB flash disk.After having read Deng the 20M fragment data in the buffer memory of intelligent mobile communication equipment, reconnect and upload again 20M fragment data in the buffer memory of intelligent mobile communication equipment, repeat above process until these 100M data have all been uploaded.
The data communications method of above-mentioned USB flash disk, after the disconnection communication connection order that receives intelligent mobile communication equipment, control the communication connection of first interface 130 disconnections and intelligent mobile communication equipment by analog switch module 150, and control that the second interface 140 connects main process equipment or power supply is powered to intelligent mobile communication equipment, and receive and establish a communications link after order by the first wireless communication module, controlling first interface 130 establishes a communications link with intelligent mobile communication equipment, in the time that intelligent mobile communication equipment does not have electricity, do not need to pull out USB flash disk, do not need user's toggle switch yet, can automatically realize the conversion of intelligent mobile communication equipment mode of operation, in the time that not having electricity, intelligent mobile communication equipment charges, simple operation, and while being operated in main equipment due to intelligent mobile communication equipment, USB flash disk first will continue data upload in intelligent mobile communication equipment buffer memory, thereby the data that intelligent mobile communication equipment is stored in when charging also can read USB flash disk.Factor data interface transmission speed is very fast, and data buffer storage can be completed very soon, thereby makes intelligent mobile communication equipment in the time of charging, can not affect the use to USB flash disk.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a USB flash disk, comprise control module and the memory module being connected with described control module, it is characterized in that, described USB flash disk also comprises the first interface, the second interface, the first wireless communication module and the analog switch module that are connected respectively with described control module, described first interface is for connecting with intelligent mobile communication equipment, and described the second interface is for connecting with main process equipment or power supply; Described control module is for after ordering in the disconnection communication connection that receives intelligent mobile communication equipment, communication connection by first interface disconnection described in described analog switch module controls with intelligent mobile communication equipment, and control described the second interface and connect main process equipment or power supply and power to intelligent mobile communication equipment, and the order that establishes a communications link also sending for the intelligent mobile communication equipment receiving according to the first wireless communication module, establish a communications link by first interface described in described analog switch module controls and intelligent mobile communication equipment.
2. USB flash disk according to claim 1, it is characterized in that, described first interface comprises the first power lead splicing ear, the first ground wire splicing ear, the first correction data line splicing ear, the first negative data line splicing ear and the first detection line splicing ear that are connected respectively with described control module; When the communication connection of described first interface and intelligent mobile communication equipment disconnects, described the first detection line splicing ear is in vacant state; When the communication connection of described first interface and intelligent mobile communication equipment, described the first detection line splicing ear is in ground state.
3. USB flash disk according to claim 1, it is characterized in that, described analog switch module is connected with the first detection line splicing ear in described first interface, described control module, also for making described the first detection line splicing ear ground connection by controlling the conducting of described analog switch module, is controlled described analog switch module cut-off and is made described the first detection line splicing ear unsettled.
4. USB flash disk according to claim 1, it is characterized in that, described USB flash disk also comprises the mode switch being connected with described control module and the second interface, when described mode switch connects main process equipment for connect intelligent mobile communication equipment and described the second interface at described first interface, disconnect the communication connection of described USB flash disk and described main process equipment.
5. USB flash disk according to claim 4, it is characterized in that, described the second interface comprises the second source line splicing ear, the second ground wire splicing ear, the second correction data line splicing ear and the second negative data line splicing ear that are connected respectively with described control module, described mode switch also when connecting intelligent mobile communication equipment and described the second interface at described first interface and connect main process equipment, disconnects being connected of described the second correction data line splicing ear and the second negative data line splicing ear and described control module.
6. USB flash disk according to claim 4, is characterized in that, described first interface and the second interface are respectively in USB interface, MiniUSB interface, MicroUSB interface any one; Described the first wireless communication module be in bluetooth module, WiFi module, NFC module or Zigbee module any one; Described analog switch module be in mode selector switch chip, triode, field effect transistor any one.
7. the work system of a USB flash disk, comprise USB flash disk, intelligent mobile communication equipment, main process equipment or power supply, it is characterized in that, the USB flash disk of described USB flash disk as described in any one in claim 1 to 6, the first interface of described USB flash disk and described intelligent mobile communication equipment establish a communications link, the second interface of described USB flash disk is connected with described main process equipment or power supply, described intelligent mobile communication equipment comprises the second wireless communication module, and described the second wireless communication module is set up radio communication with described the first wireless communication module and is connected.
8. the work system of USB flash disk according to claim 7, it is characterized in that, between described first interface and described intelligent mobile communication equipment, be connected by patchcord or extended line, between described the second interface and described main process equipment or power supply, be connected by patchcord or extended line.
9. a mode switching method for USB flash disk, comprises the following steps:
Provide just like the USB flash disk described in any one in claim 1 to 6, the first interface of described USB flash disk is connected with intelligent mobile communication equipment;
The first interface of described USB flash disk or the first wireless communication module receive the disconnection communication connection order that intelligent mobile communication equipment sends, and described disconnection communication connection order is sent to described control module, described control module disconnects and the communication connection of intelligent mobile communication equipment by first interface described in described analog switch module controls, and controls that described the second interface connects main process equipment or power supply is powered to intelligent mobile communication equipment;
The first wireless communication module of described USB flash disk receives the order that establishes a communications link that intelligent mobile communication equipment sends, and will described in the order that establishes a communications link send to described control module, described control module establishes a communications link by first interface described in described analog switch module controls and intelligent mobile communication equipment.
10. a data communications method for USB flash disk, comprises the following steps:
Intelligent mobile communication equipment and the USB flash disk as described in any one in claim 1 to 6 are provided, and described intelligent mobile communication equipment comprises the second wireless communication module, and described USB flash disk and intelligent mobile communication equipment are established a communications link;
The data that intelligent mobile communication equipment is continued are divided into multiple fragment datas, and a fragment data in multiple fragment datas is uploaded to by first interface in the buffer memory of intelligent mobile communication equipment, after having uploaded, disconnect the communication connection of the first interface of described intelligent mobile communication equipment and described USB flash disk;
In the time that the fragment data in the buffer memory of described intelligent mobile communication equipment is about to be completed by described intelligent mobile communication equipment reading out data, send the order that establishes a communications link to the first wireless communication module of described USB flash disk by the second wireless communication module of intelligent mobile communication equipment, according to the described order that establishes a communications link, described intelligent mobile communication equipment and described first interface are re-established to communication connection;
Described USB flash disk will upload to by described first interface in the buffer memory of intelligent mobile communication equipment with the continuous follow-up fragment data of last fragment data, after having uploaded, disconnect the communication connection of the first interface of described intelligent mobile communication equipment and described USB flash disk, then in the time that the follow-up fragment data of uploading has been read, the communication connection that re-establishes again intelligent mobile communication equipment and first interface continues to upload fragment data until the data that continue are all run through rear termination by described intelligent mobile communication equipment, or issue and stop ordering to described USB flash disk to stop uploading fragment data by described intelligent mobile communication equipment.
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| CN201410088868.1A CN103902490B (en) | 2014-03-11 | 2014-03-11 | USB flash disk and its work system, mode switching method, data communications method |
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| CN201410088868.1A CN103902490B (en) | 2014-03-11 | 2014-03-11 | USB flash disk and its work system, mode switching method, data communications method |
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| CN (1) | CN103902490B (en) |
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| CN104111908A (en) * | 2014-07-04 | 2014-10-22 | 深圳市江波龙电子有限公司 | USB device, working system, working mode conversion method and data communication method |
| CN104810040A (en) * | 2015-03-30 | 2015-07-29 | 丰岛电子科技(苏州)有限公司 | Mobile storing device and charge method |
| CN106843438A (en) * | 2016-12-13 | 2017-06-13 | 硅谷数模半导体（北京）有限公司 | Cascade communication method, cascade circuit |
| CN112952486A (en) * | 2021-02-08 | 2021-06-11 | 青岛九日软件科技服务有限责任公司 | Multi-mode connection interface and control method thereof |
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| CN101840726A (en) * | 2010-02-01 | 2010-09-22 | E-Corp国际有限公司 | Multifunctional usb flash disk |
| CN201805120U (en) * | 2010-05-17 | 2011-04-20 | 梁骞 | Portable data transmission equipment |
| CN202134745U (en) * | 2011-05-09 | 2012-02-01 | 赵振涛 | Multifunctional USB OTG data line |
| CN202817437U (en) * | 2012-07-17 | 2013-03-20 | 陈跃群 | Multifunctional USB data line |
| CN202905181U (en) * | 2012-11-08 | 2013-04-24 | 杨霖 | Memorizer capable of being used as USB (Universal Serial Bus) cable |
| CN103137178A (en) * | 2012-12-13 | 2013-06-05 | 中国矿业大学 | Novel multifunctional universal serial bus (USB) flash disk |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111908A (en) * | 2014-07-04 | 2014-10-22 | 深圳市江波龙电子有限公司 | USB device, working system, working mode conversion method and data communication method |
| CN104111908B (en) * | 2014-07-04 | 2017-08-01 | 深圳市江波龙电子有限公司 | USB device and work system, operation mode conversion method, data communications method |
| CN104810040A (en) * | 2015-03-30 | 2015-07-29 | 丰岛电子科技(苏州)有限公司 | Mobile storing device and charge method |
| CN106843438A (en) * | 2016-12-13 | 2017-06-13 | 硅谷数模半导体（北京）有限公司 | Cascade communication method, cascade circuit |
| CN112952486A (en) * | 2021-02-08 | 2021-06-11 | 青岛九日软件科技服务有限责任公司 | Multi-mode connection interface and control method thereof |
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Address after: 518057 A, B, C, D, E, F1, 8 Building, Financial Services Technology Innovation Base, No. 8 Kefa Road, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen jiangbolong electronic Limited by Share Ltd Address before: 518057 A, B, C, D, E, F1, 8 Building, Financial Services Technology Innovation Base, No. 8 Kefa Road, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen jiangbolong Electronic Co., Ltd. |
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