CN203366744U - Wireless USB flash disk device supporting self-building of hot spot - Google Patents

Wireless USB flash disk device supporting self-building of hot spot Download PDF

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Publication number
CN203366744U
CN203366744U CN 201320424526 CN201320424526U CN203366744U CN 203366744 U CN203366744 U CN 203366744U CN 201320424526 CN201320424526 CN 201320424526 CN 201320424526 U CN201320424526 U CN 201320424526U CN 203366744 U CN203366744 U CN 203366744U
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China
Prior art keywords
interface
memory
wireless
wireless communication
communication module
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Expired - Fee Related
Application number
CN 201320424526
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Chinese (zh)
Inventor
向志宏
杨延辉
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LZEAL INFORMATION TECHNOLOGY Co Ltd
China Key System and Integrated Circuit Co Ltd
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LZEAL INFORMATION TECHNOLOGY Co Ltd
China Key System and Integrated Circuit Co Ltd
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Priority to CN 201320424526 priority Critical patent/CN203366744U/en
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Publication of CN203366744U publication Critical patent/CN203366744U/en
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Abstract

The utility model relates to a wireless USB flash disk device supporting self-building of a hot spot. The wireless USB flash disk device is characterized in that the device is arranged inside a casing and comprises an interface controller, a first memory, a second memory, a USB interface, a wireless communication module, an antenna and a printed circuit board, wherein the interface controller is connected with the first memory, the second memory, the USB interface and the wireless communication module respectively through the printed circuit board; the antenna is connected with the wireless communication module; the first memory is used for providing a program storage space and a program running space for the interface controller; the second memory is used for storing data; the USB interface is used for connecting with external power source or third part equipment, and supplying power for the equipment; the wireless communication module is used for transmitting or receiving a wireless signal through the antenna, and performing wireless communication with WIFI equipment; the interface controller is used for controlling the wireless communication module to form a self-built hot spot and providing hot spot access service for the WIFI equipment within the hot spot service range, and controlling the WIFI equipment to read and write date for the second memory.

Description

A kind of wireless U-disc device of supporting self-built focus
Technical field
The utility model relates to wireless communication field, relates in particular to a kind of wireless U-disc device of supporting self-built focus.
Background technology
All the time, USB flash disk is widely used in exchange files and the backup of desktop system.In the USB flash disk profile, when day by day small and exquisite, capacity day by day enlarges, its does not change all the time to the dependency degree of host computer system USB interface.That is to say, USB flash disk can only transmit data between two equipment that USB interface arranged, and for the data transmission between desktop system and mobile phone, and the data transmission between desktop system and PAD is helpless, this two classes transmission can only depend on wire transmission all the time.Must drive installation bring bad user to experience all to this two classes transmission with employing dedicated data line etc. restriction.When mobile phone and PAD have become consumer's carry-on smart machine, above-mentioned contradiction becomes more outstanding.
The utility model content
The utility model provides a kind of wireless U-disc device of supporting self-built focus, and this device can independently be set up WLAN access focus.Mobile terminal device can be read and write the memory device in said apparatus by accessing above-mentioned self-built focus.
The utility model provides a kind of wireless U-disc device of supporting self-built focus, described device is arranged in a housing with USB interface, and described device specifically comprises: housing, PCB, interface controller, large capacity storage module, wireless communication module, antenna; Described USB interface, interface controller, large capacity storage module, wireless communication module and antenna all are welded on described PCB, the circuit be necessary on described PCB and electron device; Described PCB and parts thereof are in enclosure interior; Described interface controller forms self-built focus for controlling described wireless communication module, for this focus of Wi-Fi equipment access and to the large capacity storage module of described wireless U-disc equipment, is read and write.
Preferably, the first interface of described interface controller is USB interface, by this interface and outside USB host interface or with the charger of USB, be connected, and be described interface controller power supply.
Further preferred, described interface controller is connected with the USB interface of computer by first interface, and computer can reading and writing or formatd large capacity storage module.
Preferably, the second interface of described interface controller is large capacity storage interface, and large capacity storage module is connected with interface controller by this interface, and the second interface can be the interface with the SD interface compatibility, can be also the interface with the MMC interface compatibility, can also be the flash controller interface.
Further preferred, described large capacity storage module can be the high-capacity flash memory chip, or flash card, maybe can insert the memory card slot of storage card, and described storage card can be SD card or TF card, and described draw-in groove for example can be SD draw-in groove or TF draw-in groove.
Further preferred, described large capacity storage module is a USB Host interface, and when third party's USB flash disk inserts this USB host interface, interface controller can be accessed the data of described USB flash disk.
Preferably, the 3rd interface of described interface controller is SPI interface or SDIO interface or USB interface, wireless control module is connected with interface controller by the 3rd interface, and interface controller is controlled wireless control module and is operated in access point mode (Access Point/AP).
Further preferred, operation DHCP agreement and Samba agreement on interface controller, when Wi-Fi equipment is connected by wireless and described equipment, DHCP can be described Wi-Fi devices allocation IP address, and described Wi-Fi equipment can be read or write large capacity storage module.
Preferably, the 4th interface of described interface controller is I2C interface, SPI interface or EMI interface (exterior storage interface), and described storer can be one or both of Nor-Flash, EEPROM, PSRAM or DRAM, wherein.Nor-Flash or EEPROM are for the storage program file, and PSRAM or DRAM are for run program file.
Preferably, described wireless communication module meets 802.11b/g/n;
Preferably, described wireless communication module meets 802.11ac;
Preferably, described antenna is hidden in described getting stuck;
Preferably, described antenna is to be fixed on the SMA interface that gets stuck and go up and expose.
Wireless U-disc device by the disclosed self-built focus of application the utility model embodiment, utilize the self-built focus of interface controller and wireless communication module and the access hotspot service independently is provided, the Wi-Fi equipment in the data of large capacity storage module and this hotspot coverage can be transmitted with mutual.
The accompanying drawing explanation
Fig. 1 is the schematic diagram according to the wireless U-disc device of the self-built focus of support of an embodiment of the present utility model;
Fig. 2 is the schematic diagram according to the wireless U-disc device of the self-built focus of support of another embodiment of the present utility model;
Fig. 3 is the schematic diagram according to the wireless U-disc device of the self-built focus of support of another embodiment of the present utility model.
Embodiment
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Fig. 1 is the schematic diagram according to the wireless U-disc device of the self-built focus of support of an embodiment of the present utility model.As shown in the figure, this device is arranged in a housing, and housing at least possesses bottom to carry the element of this USB flash disk device.This device specifically comprises interface controller 11, storer 12, high-capacity flash memory chip 13 and wireless communication module 14, USB interface, antenna etc.In addition, this wireless U-disc device also comprise be placed in get stuck inner for carrying the printing board PCB of above-mentioned module or unit, and the various circuit units of the normal operation of assurance system.
Below, describe in this USB flash disk device the connection between each module/unit and function separately thereof in detail.
Interface controller 11 is as control axis and the data processing unit of this wireless U-disc device, the operation system, move wireless compatibility authentication (Wireless Fidelity, Wi-Fi) driver of other hardware in equipment and system, move various application programs, control wireless communication module and form self-built focus, also for the normal operation of controlling whole device and for running software, provide stabilised platform, further also for operation state host configuration service (Dynamic Host Configuration Protocol, DHCP) and LAN (Local Area Network) shared file and print service agreement (Samba),
Storer 12 is for providing the required program's memory space of described interface controller and program running space;
Large capacity storage module 13, high-capacity flash memory chip for example, for storing the data file of magnanimity;
Wireless communication module 14 forms self-built focus under the control of interface controller, and provides data upload or download service for Wi-Fi equipment in described self-built hotspot coverage.
Wherein, interface controller 11 is connected with storer 12, high-capacity flash memory chip 13 and wireless communication module 14 respectively, and interface controller 11 also is connected with external power module or external third party device.The connection of interface controller 11 is specific as follows described:
Interface controller 11 is by first interface, i.e. USB interface is connected with external power module or external third party device; By the second interface, large capacity storage interface, be connected with high-capacity flash memory chip 13; By the 3rd interface, be for example secure digital input and output (Secure Digital Input and Output, SDIO) interface, Serial Peripheral Interface (SPI) (Serial Peripheral Interface, SPI) interface or USB (universal serial bus) (Universal Serial Bus, USB) interface, be connected with described wireless communication module 14; By the 4th interface, for example SPI interface or exterior storage interface (External Memory Interface), be connected with storer 12.
Below describe in two kinds of situation the principle of work of this wireless U-disc device in detail.
The first, when interface controller 11 is connected with external power module by first interface, this external power module provides power supply for this wireless U-disc device.
Interface controller 11 is set to WAP (Access Point, AP) pattern by wireless communication module 14, and starts DHCP, forms a hotspot.In the wireless coverage of this focus, can provide the focus access service for Wi-Fi equipment, and the distributing IP address, guarantee that with this this focus and Wi-Fi equipment are in same LAN (Local Area Network); Interface controller 11 operation Samba agreements, can read and write the information in the large capacity storage module of described wireless U-disc equipment with the Wi-Fi equipment that guarantees the above-mentioned focus of access.Typical Wi-Fi equipment is for example the smart mobile phone with the Wi-Fi function, panel computer, notebook computer, personal digital assistant etc.
The second, when interface controller 11 is connected with external third party device by first interface, this third party device utilizes USB interface by the second interface of interface controller, high-capacity flash memory chip 13 to be read and write, and is this wireless U-disc device power supply.For example, this third party device can be for computer or with the power supply adaptor of USB interface.
Interface controller 11 is controlled wireless communication module 14 and is set to WAP (Access Point, AP) pattern, and starts DHCP, forms a hotspot.In the wireless coverage of this focus, can provide the focus access service for Wi-Fi equipment, and the distributing IP address, guarantee that with this this focus and Wi-Fi equipment are in same LAN (Local Area Network); Interface controller 11 operation Samba agreements, can read and write the information in the large capacity storage module of described wireless U-disc equipment with the Wi-Fi equipment that guarantees the above-mentioned focus of access.Typical Wi-Fi equipment is the smart mobile phone with the Wi-Fi function, panel computer, notebook computer, personal digital assistant etc.
Therefore, the disclosed wireless U-disc device of the utility model embodiment, also independently provide the access hotspot service by interface controller and the self-built focus of wireless communication module, can between the Wi-Fi equipment in described wireless U-disc or third party device and this hotspot coverage, carry out data transmission and data interaction, further can realize sharing, back up, exchanging of file and synchronous at described wireless U-disc and Wi-Fi equipment room.
The schematic diagram of the another kind of wireless U-disc device that Fig. 2 provides for the utility model embodiment.
As shown in Figure 2, this embodiment is that with the difference of Fig. 1 embodiment the second interface of interface control module is connected with the draw-in groove of flash card, insert flash card in draw-in groove after, the draw-in groove of flash card and the flash card of insertion form function large capacity storage module as shown in Figure 1 jointly.In the present embodiment, except the second interface of interface control module and large capacity storage module and the first embodiment have difference, other detailed description and principle of work are identical with a upper embodiment, at this, no longer repeat.
The schematic diagram of the third wireless U-disc device that Fig. 3 provides for the utility model embodiment.As shown in the figure, the difference of this embodiment and the first embodiment is that the second interface of interface control module is USB Host interface, in this embodiment, described USB Host interface and outside USB flash disk or the storer with USB interface are connected, thereby jointly form function large capacity storage module as shown in Figure 1.In the present embodiment, except interface control module and the second interface and large capacity storage module, from the first embodiment has different parts, other detailed description and principle of work are identical with a upper embodiment, at this, no longer repeat.
In sum, the disclosed wireless U-disc device of the utility model embodiment, also independently provide the access hotspot service by interface controller and the self-built focus of wireless communication module, do not rely on third-party Internet resources, and the data of its transmission all derive from or are stored on the large capacity storage module of this device; Any Wi-Fi equipment that can receive hot information all can be connected with this device and carry out the data exchange after by secure authentication; Secondly, the interface of this device meets USB correlation technique standard, can or be the equipment power supply by USB interface in the standard of support USB read-write.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only embodiment of the present utility model; and be not used in and limit protection domain of the present utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims (10)

1. a wireless U-disc device of supporting self-built focus, it is characterized in that, described device is arranged in a housing, described housing at least possesses bottom to carry the element of described device, and described device comprises: interface controller, first memory, second memory, first interface, wireless communication module, antenna and printed circuit board;
Described interface controller is connected with described first memory, described second memory, USB interface and described wireless communication module respectively by described printed circuit board, and described antenna is connected with described wireless communication module;
Described first memory is used to described interface controller that program's memory space and program running space are provided;
Described second memory is for storing data;
Described first interface is USB interface, for the external power supply with having USB interface or third party device, is connected, in order to be described device power supply;
Described wireless communication module is by described antenna transmission or receive wireless signal, thereby carries out radio communication with WIFI equipment;
Described interface controller forms self-built focus for controlling described wireless communication module, for the WIFI equipment in described self-built hotspot range provides the focus access service, and controls described WIFI equipment described second memory is carried out to reading and writing data.
2. wireless U-disc device according to claim 1, is characterized in that, described second memory is one or many high-capacity flash memory chips.
3. wireless U-disc device according to claim 1, is characterized in that, described second memory is memory card slot, for accepting the insertion of storage card.
4. wireless U-disc device according to claim 1, is characterized in that, described second memory is USB Host interface, for accepting the insertion of USB flash disk.
5. wireless U-disc device according to claim 1, is characterized in that, described interface controller also carries out reading and writing data for controlling described third party device to described second memory.
6. wireless U-disc device according to claim 1, it is characterized in that, described device also comprises the second interface, described second memory is connected with described interface controller by described the second interface, described the second interface be with the interface of SD interface compatibility, with one of the interface of MMC interface compatibility and flash controller interface.
7. wireless U-disc device according to claim 1, it is characterized in that, described device also comprises the 3rd interface, and described wireless communication module is connected with described interface controller by described the 3rd interface, and described the 3rd interface is one of SPI interface, SDIO interface and USB interface.
8. wireless U-disc device according to claim 1, it is characterized in that, described device also comprises the 4th interface, and described first memory is connected with described interface controller by described the 4th interface, and described the 4th interface is one of I2C interface, SPI interface and EMI interface.
9. wireless U-disc device according to claim 1, is characterized in that, described first memory is one of Nor-Flash, EEPROM, PSRAM and DRAM.
10. wireless U-disc device according to claim 1, is characterized in that, described antenna is hidden in described enclosure interior, or the SMA interface that is fixed on described housing and exposes.
CN 201320424526 2013-07-17 2013-07-17 Wireless USB flash disk device supporting self-building of hot spot Expired - Fee Related CN203366744U (en)

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CN 201320424526 CN203366744U (en) 2013-07-17 2013-07-17 Wireless USB flash disk device supporting self-building of hot spot

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Application Number Priority Date Filing Date Title
CN 201320424526 CN203366744U (en) 2013-07-17 2013-07-17 Wireless USB flash disk device supporting self-building of hot spot

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103826163A (en) * 2014-02-24 2014-05-28 何震宇 Wireless automatic updating system and method
WO2015101296A1 (en) * 2013-12-31 2015-07-09 华为终端有限公司 Method for wireless access of memory device, and mobile hotspot device
CN104808960A (en) * 2015-04-30 2015-07-29 上海庆科信息技术有限公司 Content update system of LED (Light-Emitting Diode) display screen and U disk of content update system
CN105740174A (en) * 2014-12-08 2016-07-06 联想(北京)有限公司 USB electronic equipment
CN106228073A (en) * 2016-07-08 2016-12-14 北京小米移动软件有限公司 Intelligent mobile storage device and the method carrying out data access

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015101296A1 (en) * 2013-12-31 2015-07-09 华为终端有限公司 Method for wireless access of memory device, and mobile hotspot device
US9848333B2 (en) 2013-12-31 2017-12-19 Huawei Device Co., Ltd. Method supporting wireless access to storage device, and mobile routing hotspot device
CN103826163A (en) * 2014-02-24 2014-05-28 何震宇 Wireless automatic updating system and method
CN103826163B (en) * 2014-02-24 2017-07-11 何震宇 Wirelessly actively update system and method
CN105740174A (en) * 2014-12-08 2016-07-06 联想(北京)有限公司 USB electronic equipment
CN104808960A (en) * 2015-04-30 2015-07-29 上海庆科信息技术有限公司 Content update system of LED (Light-Emitting Diode) display screen and U disk of content update system
CN106228073A (en) * 2016-07-08 2016-12-14 北京小米移动软件有限公司 Intelligent mobile storage device and the method carrying out data access

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131225

Termination date: 20200717