CN204883735U - Safe bar code data reading and transmission device who connects - Google Patents
Safe bar code data reading and transmission device who connects Download PDFInfo
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- CN204883735U CN204883735U CN201520302088.2U CN201520302088U CN204883735U CN 204883735 U CN204883735 U CN 204883735U CN 201520302088 U CN201520302088 U CN 201520302088U CN 204883735 U CN204883735 U CN 204883735U
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- bar code
- data
- interface
- microcontroller
- secure connection
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Abstract
The utility model discloses a safe bar code data reading and transmission device who connects, including bar code reading unit and data transmission unit, bar code reading unit passes through communication interface with the data transmission unit and is connected, and bar code reading unit includes bar code scan ware and USB expansion interface, the data transmission unit includes the wireless modem of microcontroller MCU and GPRS, microcontroller MCU sets up the input/output IO mouth, and microcontroller MCU passes through the input/output IO mouth and is connected with the wireless modem of GPRS. The data transmission unit still includes the bluetooth interface, and this bluetooth interface is connected with microcontroller MCU's input/output IO mouth. The utility model discloses can realize reading bar code information to directly connect the server of committing the distal end to with data through safety, simple structure, specially adapted keep away from the unit application scenario of main frame, and the flexibility is very high, low cost.
Description
Technical field
The utility model relates to bar code information digital independent and data transmission technology, and the barcode data particularly relating to a kind of secure connection reads and transmitting device.
Background technology
Along with the universal of smart mobile phone and the raising of the level of IT application, bar code is familiar with widely and accepts for people in China, and in developed countries such as the U.S. and Japan, bar code packages numerous areas such as being applied to logistics, electronic certificate and industrial management.Can say, bar code stores as a kind of information of entirely turning over, transmits and recognition technology, has general development prospect.But how the barcode data that parses rapidly and efficiently is key point wherein.The features such as special bar code reader has fast, batch reading, good stability, be applicable to the application scenario needing long-term, a large amount of bar code reading, there is multiple bar code specialty reader at present on the market, but, place workstation except the collection site comparatively concentrated in warehouse and other items to collect except the data that bar code reader reads, having considerable part to apply is in the work needing to implement in the place away from main frame bar code reading.
Although bar code reader has the local function stored, bar code reader is needed to be directly connected to remote server and to submit data in real time in the application scenario that some requirement of real-times are high.Also there is corresponding product for this kind of demand at present, complete the real-time Transmission of data by the data channel of GPRS or mobile communication 3G, 4G network.
Along with the development of network technology is with universal, the data security of transmission over networks has seemed more and more important, but current bar code reader does not generally possess the function realizing encryption and secure connection in data transmission.Although realize secure connection based on the high-end bar code reader of the operating system such as built-in Linux and WINCE by adding software module, because the cost of this series products is higher, not there is market popularization value.And common bar code reader needs to support secure connection then also do not have in the upgrading scheme of not changing reader hardware main body at present.
And technology in the past, at needs, gathered data are submitted in the occasion of remote server, often adopt the mode of plaintext transmission, can only distinguish whether the other side is legal interactive object by the IP address of remote server, and this mode makes effractor's remote server that only needs its computing machine to disguise oneself as directly can obtain related data, causes the leakage of information.And the technical scheme realizing secure connection generally all needs to run in the operating system of the complexity such as built-in Linux or WINCE, hardware cost is remained high, is difficult to apply.
Utility model content
The utility model is in order to overcome at present away from the occasion of main frame, the reading of barcode data and transmission operation cannot use the common bar code reader with USB interface, and use existing market to have the expensive defect of bar code reader system supporting secure connection, one is provided not only to have high security, also there is the solution of the advantages such as structure is simple, with low cost, effectively can solve the security hidden trouble in data transmission procedure.
In order to achieve the above object, the technical solution adopted in the utility model is:
The barcode data of secure connection reads and a transmitting device, and comprise bar code reading unit and data transmission unit, bar code reading unit is connected by communication interface with data transmission unit, and bar code reading unit comprises barcode scanner and usb expansion interface; Data transmission unit comprises microcontroller and GPRS radio modem, and described microcontroller arranges input and output I/O mouth, and microcontroller is connected with GPRS radio modem by input and output I/O mouth.
Preferably, arrange a USBHUB interface between described bar code reading unit and data transmission unit, USBHUB interface connects multiple barcode scanner.USBHUB, a USB interface can expand to multiple (being generally 4) by one, and can make the device that these interfaces use simultaneously
Preferably, described barcode scanner is one-dimensional bar code scanner head or two-dimensional bar scanner head.
Preferably, described microcontroller is also provided with data wireless communication expansion interface, data wireless communication expansion interface is connected with the input and output I/O mouth of microcontroller.
Preferably, described data wireless communication expansion interface is 3G communication interface or 4G communication interface.
Preferably, described data transmission unit also comprises blue tooth interface, and blue tooth interface is connected with the input and output I/O mouth of microcontroller.
Preferably, described microcontroller inside arranges FLASH memory and memory ram.
Preferably, described microcontroller arranges external memory interface EMI, by external memory interface EMI and external RAM Memory linkage.
The utility model compared with prior art, has the following advantages and beneficial effect:
(1) the utility model is a kind of barcode data safe transmission solution of high-efficiency and low-cost, the reading to bar code information can be realized, and directly data being submitted to the server of far-end by secure connection, structure is simple, is specially adapted to the stand-alone application occasion away from main frame;
In addition because front end data input expanding interface of the present utility model is standard USB interface, compatible all kinds of bar code and the bar code card reader with USB interface of energy, Back end data output interface had not only been supported GPRS, but also can have been supported 3G data channel and 4G data channel by expansion interface, this makes the utility model can be integrated in various different application system when needs, and dirigibility is very high;
(2) use the utility model, because it can directly communicate with remote server, can realize all kinds of bar code information without delayed submission, the more important thing is and to be fearless information leakage by the submission of the data of secure connection; In addition the utility model supports TLS1.2 agreement and DTLS1.2 agreement, directly by vpn gateway and server communication, can comply with the information security framework that enterprise is conventional, had broad application prospects.
Accompanying drawing explanation
Fig. 1 is structural principle block diagram of the present utility model;
Fig. 2 is fundamental diagram of the present utility model.
Embodiment
Technology in the past, at needs, gathered data are submitted in the occasion of remote server, often adopt the mode of plaintext transmission, can only distinguish whether the other side is legal interactive object by the IP address of remote server, and this mode makes effractor's remote server that only needs its computing machine to disguise oneself as directly can obtain related data, causes the leakage of information.And the technical scheme realizing secure connection generally all needs to run in the operating system of the complexity such as built-in Linux or WINCE, hardware cost is remained high, is difficult to apply.The utility model proposes to address this problem just, is described in further detail the utility model below in conjunction with embodiment.
Structural principle block diagram of the present utility model as shown in Figure 1, primarily of bar code reading unit and data transmission unit composition, bar code reading unit comprises the various bar code scan heads with USB interface that a market is commonly used, also have an expansion interface, directly can connect the various bar code scan heads with USB interface that market is commonly used.Data transmission unit comprises GPRS radio modem, carries out data transmission by GPRS data passage.Described data transmission unit also comprises the microcontroller with input/output terminal I/O mouth, built-in RAM and built-in FLASH storer, and the blue tooth interface be connected with this microcontroller.Described blue tooth interface is connected with microcontroller by input/output terminal I/O mouth.
As preferred embodiment of the present utility model, the employing USBHUB of the utility model bar code reading unit realizes expansion, and usb expansion interface supports that multiple bar code scan head connects simultaneously, one USBHUB interface is set between described bar code reading unit and data transmission unit, USBHUB interface connects multiple barcode scanner, such as, according to scanning needs, one group of barcode scanner can be set.Described barcode scanner is one-dimensional bar code scanner head or two-dimensional bar scanner head.
As preferred embodiment of the present utility model, microcontroller described in the utility model is also provided with data wireless communication expansion interface, data wireless communication expansion interface is connected with the input and output I/O mouth of microcontroller.Described data wireless communication expansion interface is 3G communication interface or 4G communication interface.The inner institute of microcontroller is embedded with the data processor support TLS1.2 agreement and DTLS1.2 agreement of supporting secure connection.
Principle of work of the present utility model as shown in Figure 1, the barcode data of this secure connection reads and transmitting device, front end is connected with barcode scanner by USB interface and USBHUB chip, microcontroller is main control chip, blue tooth interface provides man-machine interface, can carry out the configurations such as mode of operation after connecting by PC or mobile phone and the utility model; GPRS radio modem is responsible for realizing being connected with far-end server.Expandable portion divides the communication expansion interface comprising front end expansion interface and rear end, front end expansion interface supports that multiple barcode scanner with USB interface accesses simultaneously, and rear end expansion interface can be 3G data communication or 4G data communication method according to different communication applications.The microcontroller of equipment has run the data transmission communication agreement supporting secure connection, whenever scanner head collects data time, processor TLS1.2 or DTLS1.2 agreement encapsulate data and send server to by GPRS mode.
The barcode data of the secure connection of the utility model design reads and transmitting device, is that a complete bar code information reads, the integral system of data transmission, can independent normal work after power supply.First system initialization, PC or mobile phone is utilized to check the barcode data reading of secure connection and the state of transmitting device by blue tooth interface, recycling PC or mobile phone, by blue tooth interface configuration and the correlation parameter of server communication, directly can realize reading and the encrypted transmission of data.Cipher mode is based on TLS1.2 and DTLS1.2 secure connection protocols, data on all transport layers all have passed through the encryption of high strength, certificate by obtaining server after being connected to server confirms the legal identity of the other side, greatly strengthen the security of data communication.
As shown in Figure 2, step is as follows for fundamental diagram of the present utility model:
Step 1, to start working;
Step 2, configuration remote server information, and check state;
Step 3, to be judged and remote server whether successful connection by microcontroller, be perform next step, otherwise return step 2;
Step 4, carry out digital independent and transmission;
Step 5, read and be transmitted after, terminate.
Carry out clear, complete description by the technical scheme in above embodiment to the utility model, obviously described embodiment is the embodiment of the utility model part, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Claims (8)
1. the barcode data of a secure connection reads and transmitting device, it is characterized in that: comprise bar code reading unit and data transmission unit, bar code reading unit is connected by communication interface with data transmission unit, and bar code reading unit comprises barcode scanner and usb expansion interface; Data transmission unit comprises microcontroller and GPRS radio modem, and described microcontroller arranges input and output I/O mouth, and microcontroller is connected with GPRS radio modem by input and output I/O mouth.
2. the barcode data of secure connection according to claim 1 reads and transmitting device, it is characterized in that: arrange a USBHUB interface between described bar code reading unit and data transmission unit, USBHUB interface connects multiple barcode scanner.
3. the barcode data of secure connection according to claim 2 reads and transmitting device, it is characterized in that: described barcode scanner is one-dimensional bar code scanner head or two-dimensional bar scanner head.
4. the barcode data of secure connection according to claim 1 reads and transmitting device, it is characterized in that: described microcontroller is also provided with data wireless communication expansion interface, data wireless communication expansion interface is connected with the input and output I/O mouth of microcontroller.
5. the barcode data of secure connection according to claim 4 reads and transmitting device, it is characterized in that: described data wireless communication expansion interface is 3G communication interface or 4G communication interface.
6. the barcode data of secure connection according to claim 1 reads and transmitting device, and it is characterized in that: described data transmission unit also comprises blue tooth interface, blue tooth interface is connected with the input and output I/O mouth of microcontroller.
7. the barcode data of the secure connection according to any one of claim 1-6 reads and transmitting device, it is characterized in that: described microcontroller inside arranges FLASH memory and memory ram.
8. the barcode data of secure connection according to claim 7 reads and transmitting device, it is characterized in that: described microcontroller arranges external memory interface EMI, by external memory interface EMI and external RAM Memory linkage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520302088.2U CN204883735U (en) | 2015-05-12 | 2015-05-12 | Safe bar code data reading and transmission device who connects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520302088.2U CN204883735U (en) | 2015-05-12 | 2015-05-12 | Safe bar code data reading and transmission device who connects |
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| CN204883735U true CN204883735U (en) | 2015-12-16 |
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| CN201520302088.2U Expired - Fee Related CN204883735U (en) | 2015-05-12 | 2015-05-12 | Safe bar code data reading and transmission device who connects |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615063A (en) * | 2018-05-10 | 2018-10-02 | 安徽华源物流有限责任公司 | A kind of tag scan method |
-
2015
- 2015-05-12 CN CN201520302088.2U patent/CN204883735U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615063A (en) * | 2018-05-10 | 2018-10-02 | 安徽华源物流有限责任公司 | A kind of tag scan 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: 20151216 Termination date: 20160512 |