CN203733127U - Single-direction data introducing device and system - Google Patents
Single-direction data introducing device and system Download PDFInfo
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- CN203733127U CN203733127U CN201320881499.2U CN201320881499U CN203733127U CN 203733127 U CN203733127 U CN 203733127U CN 201320881499 U CN201320881499 U CN 201320881499U CN 203733127 U CN203733127 U CN 203733127U
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Abstract
The embodiment of the utility model discloses a single-direction data introducing device and a system therefor. The single-direction data introducing device mainly comprises a first data interface, a second data interface, a first storer and a second storer as well as a main control chip respectively connected with the interfaces and the storers and controlling work thereof. With the above structure, data of external storage equipment can be introduced into an external computer in a read-only way by the single-direction data introducing device and the system, so that confidential data in the computer can be prevented from leaking to a mobile storer and virus can also be prevented introduced from outside to the computer; and authority limits and encoding process can be programmed, so information safety is further guaranteed.
Description
Technical field
The utility model relates to field of data transmission, relates in particular to a kind of data sheet to importing Apparatus and system.
Background technology
Along with continuous progress and the informationalized accelerated development of technology, the movable storage devices such as USB flash disk, SD card and portable hard drive, because of features such as its volume is little, convenient, flexible, memory space large, highly versatiles, in the process of information storage and exchange, popularized rapidly, become the important way of information data exchange.
But these movable storage devices substantially all do not have security to say, the virus such as trojan horse, worm-type virus is all driven straight in substantially, and existing anti-, antivirus software also can only killing known viruse, to preventing that the relevant personnel from importing when data from outside by movable storage device, intentional or unintentional inner confidential information is carried away, or introducing virus etc. from outside is to be stymied by.
Utility model content
The utility model embodiment technical matters to be solved is, provides a kind of data sheet to gatherer and data sheet to import system, to guarantee the information security in the computing machine of need to be keep secret.
In order to solve the problems of the technologies described above, the utility model embodiment has proposed a kind of data sheet to gatherer, for the data of External memory equipment are imported to outer computer with read-only form, comprising: the first data-interface being connected with External memory equipment; The second data-interface being connected with outer computer; Store the first memory of the read-only converse routine of data; Store the second memory of read-only data; Be connected to the first data-interface, the second data-interface, first memory and second memory and control the main control chip of its work.
Further, described the first data-interface, the second data-interface are USB, GPIO, RS232 or jtag interface.
Further, described the first data-interface and/or the second data-interface are Micro-USB interface.
Further, described the first data-interface, the second data-interface, first memory, second memory and main control chip are integrated on same circuit board.
Accordingly, the utility model embodiment also provides a kind of data sheet to import system, memory device;
Be connected in data sheet described memory device, as above to gatherer by described the first data-interface; Be connected in the computing machine of described data sheet to gatherer by described the second data-interface.
Further, described memory device is USB flash disk or portable hard drive.
The utility model embodiment is by providing a kind of data sheet to importing Apparatus and system, data sheet mainly comprises the first data-interface to gatherer, the second data-interface, first memory and second memory, and described data-interface is connected and controls the main control chip of its work with storer respectively, adopt the data sheet of this structure to importing Apparatus and system, can realize the data of External memory equipment are directed in outer computer with read-only form, and prevent that the data in the computing machine of need to be keep secret from leaking in mobile memory, prevent from introducing from outside virus to computing machine, in addition, program can be set authority and encryption, further ensures information security.
Brief description of the drawings
Fig. 1 is that the data sheet of the utility model embodiment is to the structural representation of gatherer.
Fig. 2 is that the data sheet of the utility model embodiment is to the structural representation of import system.
Fig. 3 is that the data sheet of another embodiment of the utility model is to the structural representation of import system.
Fig. 4 is that the data sheet of the utility model embodiment is to the electrical block diagram of gatherer.
Embodiment
Please refer to Fig. 1, the data sheet of the utility model embodiment is to gatherer 100, for the data of External memory equipment 200 are imported to outer computer 300 with read-only form, comprise main control chip 10, the first data-interface 20, the second data-interface 30, first memory 40 and second memory 50.
Main control chip 10 is connected to the first data-interface 20, the second data-interface 30, first memory 40 and second memory 50 and controls its work.The first data-interface 20 is connected with External memory equipment 200; The second data-interface 30 is connected with outer computer 300; First memory 40 stores the read-only converse routine of data; Second memory 50 stores read-only data.Wherein, described the first data-interface, the second data-interface are USB, GPIO, RS232 or jtag interface; Preferably, described the first data-interface 20 and/or the second data-interface 30 are Micro-USB interface.As a kind of embodiment, described the first data-interface 20, the second data-interface 30, first memory 40, second memory 50 and main control chip 10 are integrated on same circuit board.Thereby, under the control of main control chip 10, in conjunction with the program in operation first memory 40, just the data in External memory equipment 200 are imported in outer computer 300 with unidirectional read-only form.
Please refer to Fig. 2, the data sheet of the utility model embodiment, to import system, comprises memory device 200; Be connected in data sheet described memory device 200, as above to gatherer 100 by described the first data-interface 20; And be connected in the computing machine 300 of described data sheet to gatherer 100 by described the second data-interface 30.
As a kind of embodiment, described memory device 200 is USB flash disk or portable hard drive.It will be appreciated by persons skilled in the art that described memory device 200 also can be mobile phone, PDA, digital camera, panel computer and notebook etc. and have the equipment of memory function.
Please refer to Fig. 3 and Fig. 4, described memory device 200 describes as an example of USB flash disk example, specifically, in the time of application, need to carry out following functional configuration:
(1) outer computer 300:
Computing machine 300 customizing browsers: the function that completes general browser; By completing, USB flash disk read-write control interface is called, complete file system is resolved;
Customization CDROM drives: complete in outer computer 300 relevant informations such as CDROM equipment state and obtain; Read CDROM data content;
Computing machine 300 customizes USB device agreement: complete the read-write control of outer computer 300 to USB flash disk; And provide interface to customizing browser;
(2) data sheet is to gatherer 100:
Embedded main USB device drives: the memory device 200 that completes USB interface is read and write.
Embeddedly drive from USB device: complete embedded type C DROM virtual drive and main USB device data penetration transmission and the format conversion between driving; As transfer ISO form to, if required, embedded software can also carry out encryption and decryption to the data of USB flash disk.
Embedded type C DROM virtual drive: receive from the USB flash disk of USB device and articulate notification message and USB flash disk appointed area data content is passed through to customization CDROM driving; Complete the CDROM equipment that turns to computing machine 300 ends virtual appointed area USB flash disk.
The data sheet of above-mentioned the utility model embodiment is as follows to import system operating process in the time carrying out:
1, External memory equipment 200 accesses computing machine 300 by data sheet to gatherer 100;
2, computing machine 300 has detected equipment access, and is identified as CDROM dish;
3, carry out application program in CDROM and open customizing browser;
4, customizing browser reads the content of customization USB device, i.e. USB flash disk content by customization USB device agreement.
The above is embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (6)
1. data sheet, to a gatherer, for the data of External memory equipment are imported to outer computer with read-only form, is characterized in that, comprising:
The first data-interface being connected with External memory equipment;
The second data-interface being connected with outer computer;
Store the first memory of the read-only converse routine of data;
Store the second memory of read-only data;
Be connected to the first data-interface, the second data-interface, first memory and second memory and control the main control chip of its work.
2. data sheet as claimed in claim 1, to gatherer, is characterized in that, described the first data-interface, the second data-interface are USB, GPIO, RS232 or jtag interface.
3. data sheet as claimed in claim 1, to gatherer, is characterized in that, described the first data-interface and/or the second data-interface are Micro-USB interface.
4. data sheet as claimed in claim 1, to gatherer, is characterized in that, described the first data-interface, the second data-interface, first memory, second memory and main control chip are integrated on same circuit board.
5. data sheet, to an import system, is characterized in that, comprising:
Memory device;
Be connected in data sheet described memory device, as described in any one in claim 1 to 4 to gatherer by described the first data-interface;
Be connected in the computing machine of described data sheet to gatherer by described the second data-interface.
6. data sheet as claimed in claim 5, to import system, is characterized in that, described memory device is USB flash disk or portable hard drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320881499.2U CN203733127U (en) | 2013-12-30 | 2013-12-30 | Single-direction data introducing device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320881499.2U CN203733127U (en) | 2013-12-30 | 2013-12-30 | Single-direction data introducing device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203733127U true CN203733127U (en) | 2014-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320881499.2U Expired - Fee Related CN203733127U (en) | 2013-12-30 | 2013-12-30 | Single-direction data introducing device and system |
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| Country | Link |
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| CN (1) | CN203733127U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510794A (en) * | 2017-09-14 | 2019-03-22 | 蓝盾信息安全技术股份有限公司 | A kind of intelligent file scanning technique based on data unidirectional introducing equipment |
| CN113505403A (en) * | 2021-01-26 | 2021-10-15 | 南通大学 | One-way data transmission removable memory and method |
-
2013
- 2013-12-30 CN CN201320881499.2U patent/CN203733127U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510794A (en) * | 2017-09-14 | 2019-03-22 | 蓝盾信息安全技术股份有限公司 | A kind of intelligent file scanning technique based on data unidirectional introducing equipment |
| CN113505403A (en) * | 2021-01-26 | 2021-10-15 | 南通大学 | One-way data transmission removable memory and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140723 Termination date: 20211230 |