CN203251310U - Quantum key sending-receiving integration controller - Google Patents
Quantum key sending-receiving integration controller Download PDFInfo
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- CN203251310U CN203251310U CN 201220746807 CN201220746807U CN203251310U CN 203251310 U CN203251310 U CN 203251310U CN 201220746807 CN201220746807 CN 201220746807 CN 201220746807 U CN201220746807 U CN 201220746807U CN 203251310 U CN203251310 U CN 203251310U
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- data buffer
- transmitting terminal
- usb interface
- quantum key
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Abstract
The utility model discloses a quantum key sending-receiving integration controller. The quantum key sending-receiving integration controller comprises a data processing module and a main controller module; a register module sends transmitting terminal work trigger signals or receiving terminal work trigger signals to a transmitting terminal control module or a receiving terminal control module in dependence on received control signals sent or received by a starting quantum key; the transmitting terminal control module outputs transmitting terminal working mode signals to a USB interface module through the register module for encryption; and the receiving terminal control module outputs the receiving terminal working mode signals to the USB interface module through the register module for encryption. The quantum key sending-receiving integration controller not only has an emission control function, but also has a reception control function; the quantum key sending-receiving integration controller is advantaged by high integrated level, good flexibility, high safety, high efficiency and cost saving, and is convenient to manage.
Description
Technical field
The utility model relates to the main control unit of the quantum cryptography communications field, relates in particular to a kind of quantum key and sends and receives integral controller.
Background technology
In information-based increasingly flourishing epoch nowadays, the various aspects that numerous internet, applications and service have been worked extensively and profoundly and lived, such as electronic fare payment system in the banking etc., with it and the safety issue of coming is also more crucial.The quantum cryptography technology is arisen at the historic moment.Because can not the eavesdropping of quantum cryptography, can not the property decoded, fundamentally solved the problem that communication line is ravesdropping, thereby make the numerous occasions of quantum cryptography technology within comprising the military communication field have widely application space, quantum cryptography becomes the in recent years new high-tech industry of high speed development.
The quantum-key distribution terminal is one of part important in the quantum cryptography communication network, and " communication " comprises transmit leg and recipient as its name suggests.Quantum communication network is followed the classical communication pattern, and the quantum secret communication terminal is made of jointly transmitting terminal and receiving terminal, as communication channel, finishes quantum-key distribution by optical fiber, finally realizes the multimedia secure communication.Quantum-key distribution terminal first successful Application is to adopt the transmitting-receiving separation control, and namely the transmitting terminal main controller only has the emission control pattern, and the receiving terminal master controller only has the reception control model.Although generation, distributing key that this kind pattern can be successful are more fixing during use, when particularly doing macroreticular and layouting, when using as relaying, a quantum-key distribution terminal can't accomplish to receive and can send out.Integrating transmitting-receiving separation control model has integrated level low, very flexible, the weak point that also has much room for improvement on the efficient.
The utility model content
The purpose of this utility model is to provide a kind of quantum key to send and receive integral controller.The utility model had both had the function of emission control, had again the control of reception function, and integrated level is high, and flexibility is good, high security and high efficiency, and can accomplish to save cost, be convenient to management.
For realizing above-mentioned technical purpose problem, the technical scheme that the utility model is taked is: quantum key sends and receives integral controller, comprises data processing module and main controller module; It is characterized in that: described main controller module comprises usb interface module, register module, input data buffer, the first output data buffer, the second output data buffer, the 3rd output data buffer, transmitting terminal control module and receiving terminal control module; Described data processing module and usb interface module are electrically connected; Described usb interface module is electrically connected with input data buffer and the second output data buffer respectively; Input data buffer and the second output data buffer are electrically connected with register module respectively; Described register module is electrically connected with the transmitting terminal control module by the first output data buffer; Described register module also is electrically connected with the receiving terminal control module by the 3rd output data buffer;
Described register module starts the control signal that quantum key sends or the startup quantum key receives according to receiving by usb interface module and input data buffer successively; The control signal that register module sends according to the startup quantum key that receives sends transmitting terminal work triggering signal to the transmitting terminal control module; Perhaps register module is according to the control signal of the startup quantum key reception that receives, and transmitting and receiving terminal work triggering signal is to the receiving terminal control module;
The transmitting terminal control module is according to the transmitting terminal work triggering signal that receives, export transmitting terminal mode of operation signal to register module by the first output data buffer, register module is exported to usb interface module by the second output state with transmitting terminal mode of operation signal, and message handler reads transmitting terminal mode of operation signal by usb interface module and the utilization sub-key is encrypted processing to communication data;
The receiving terminal control module is according to the receiving terminal work triggering signal that receives, export receiving terminal mode of operation signal to register module by the 3rd output data buffer, register module is exported to usb interface module by the second output state with receiving terminal mode of operation signal, and message handler reads transmitting terminal mode of operation signal by usb interface module and the utilization sub-key is decrypted processing to communication data.
As the further improved technical scheme of the utility model, described data processing module is electrically connected with usb interface module by the USB module.
The utility model had both had the function of emission control, had again the control of reception function, and integrated level is high, and flexibility is good, high security and high efficiency, and can accomplish to save cost, be convenient to management.
Description of drawings
Fig. 1 is the structural representation of utility model.
Fig. 2 is the schematic flow sheet that the present invention sends transmitting terminal or receiving terminal work triggering signal.
Fig. 3 is the schematic flow sheet that the present invention sends transmitting terminal or receiving terminal mode of operation.
Below in conjunction with accompanying drawing embodiment of the present utility model is described further.
Embodiment
Embodiment 1
Referring to Fig. 1, this quantum key sends and receives integral controller, comprises data processing module and main controller module; Described main controller module comprises usb interface module, register module, input data buffer, the first output data buffer, the second output data buffer, the 3rd output data buffer, transmitting terminal control module and receiving terminal control module; Described data processing module and usb interface module are electrically connected; Described usb interface module is electrically connected with input data buffer and the second output data buffer respectively; Input data buffer and the second output data buffer are electrically connected with register module respectively; Described register module is electrically connected with the transmitting terminal control module by the first output data buffer; Described register module also is electrically connected with the receiving terminal control module by the 3rd output data buffer;
Described register module starts the control signal that quantum key sends or the startup quantum key receives according to receiving by usb interface module and input data buffer successively; The control signal that register module sends according to the startup quantum key that receives sends transmitting terminal work triggering signal to the transmitting terminal control module; Perhaps register module is according to the control signal of the startup quantum key reception that receives, and transmitting and receiving terminal work triggering signal is to the receiving terminal control module;
The transmitting terminal control module is according to the transmitting terminal work triggering signal that receives, export transmitting terminal mode of operation signal to register module by the first output data buffer, register module is exported to usb interface module by the second output state with transmitting terminal mode of operation signal, and message handler reads transmitting terminal mode of operation signal by usb interface module and the utilization sub-key is encrypted processing to communication data;
The receiving terminal control module is according to the receiving terminal work triggering signal that receives, export receiving terminal mode of operation signal to register module by the 3rd output data buffer, register module is exported to usb interface module by the second output state with receiving terminal mode of operation signal, and message handler reads transmitting terminal mode of operation signal by usb interface module and the utilization sub-key is decrypted processing to communication data.
In the present embodiment 1, described data processing module is electrically connected with usb interface module by the USB module.Master controller is the fpga chip that adopts cyclone series, and its abundant internal logic resource makes whole design convenient, and is quick, efficient.Internal logic structure is designed to the usb interface module with the upper layer software (applications) interface communication, the register module of decision instruction and an execution instruction, carry out the transmitting terminal control module of transmitting terminal operation, carry out the receiving terminal control module of receiving terminal operation, and the corresponding data buffer of data internal transmission.
When master controller is received data processing module or upper layer software (applications) control command, first packet is filtered, extract legal Frame and be judged as which kind of instruction, the data of the parameters that instruction is corresponding deposit in the corresponding register module, referring to Fig. 2 simultaneously.When register module is successfully received corresponding triggering command, to in register module, trigger corresponding module, be transmitting terminal control module or receiving terminal control module, and with corresponding parameter-setting transmission in corresponding transmitting terminal control module or receiving terminal control module, and do not receive transmitting terminal control module or the receiving terminal control module of triggering command, then without any operation.
Some information of transmitting terminal or the generation in service of receiving terminal module needs return data processing module or upper layer software (applications), and as shown in Figure 3, because the receiving terminal of quantum cryptography communication system is more than the amount of information that transmitting terminal returns, the priority that herein arranges is that receiving terminal is preferential.After the passback of the data of corresponding module finishes, can be to the indication output data buffer signalling that this time passback is successful, read from usb interface module when data processing module or upper layer software (applications) and to return into function signal, show the data integrity of reception, do not lose.
Claims (2)
1. a quantum key sends and receives integral controller, comprises data processing module and main controller module; It is characterized in that: described main controller module comprises usb interface module, register module, input data buffer, the first output data buffer, the second output data buffer, the 3rd output data buffer, transmitting terminal control module and receiving terminal control module; Described data processing module and usb interface module are electrically connected; Described usb interface module is electrically connected with input data buffer and the second output data buffer respectively; Input data buffer and the second output data buffer are electrically connected with register module respectively; Described register module is electrically connected with the transmitting terminal control module by the first output data buffer; Described register module also is electrically connected with the receiving terminal control module by the 3rd output data buffer;
Described register module starts the control signal that quantum key sends or the startup quantum key receives according to receiving by usb interface module and input data buffer successively; The control signal that register module sends according to the startup quantum key that receives sends transmitting terminal work triggering signal to the transmitting terminal control module; Perhaps register module is according to the control signal of the startup quantum key reception that receives, and transmitting and receiving terminal work triggering signal is to the receiving terminal control module;
The transmitting terminal control module is according to the transmitting terminal work triggering signal that receives, export transmitting terminal mode of operation signal to register module by the first output data buffer, register module is exported to usb interface module by the second output state with transmitting terminal mode of operation signal, and message handler reads transmitting terminal mode of operation signal by usb interface module and the utilization sub-key is encrypted processing to communication data;
The receiving terminal control module is according to the receiving terminal work triggering signal that receives, export receiving terminal mode of operation signal to register module by the 3rd output data buffer, register module is exported to usb interface module by the second output state with receiving terminal mode of operation signal, and message handler reads transmitting terminal mode of operation signal by usb interface module and the utilization sub-key is decrypted processing to communication data.
2. quantum key according to claim 1 sends and receives integral controller, it is characterized in that: described data processing module is electrically connected with usb interface module by the USB module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220746807 CN203251310U (en) | 2012-12-31 | 2012-12-31 | Quantum key sending-receiving integration controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220746807 CN203251310U (en) | 2012-12-31 | 2012-12-31 | Quantum key sending-receiving integration controller |
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| Publication Number | Publication Date |
|---|---|
| CN203251310U true CN203251310U (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220746807 Expired - Lifetime CN203251310U (en) | 2012-12-31 | 2012-12-31 | Quantum key sending-receiving integration controller |
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| Country | Link |
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| CN (1) | CN203251310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103227718A (en) * | 2012-12-31 | 2013-07-31 | 安徽问天量子科技股份有限公司 | Integrated controller and control method for controlling sending and receiving of quantum secret key |
| CN109191117A (en) * | 2017-06-29 | 2019-01-11 | 国科量子通信网络有限公司 | A kind of Intelligent key |
-
2012
- 2012-12-31 CN CN 201220746807 patent/CN203251310U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103227718A (en) * | 2012-12-31 | 2013-07-31 | 安徽问天量子科技股份有限公司 | Integrated controller and control method for controlling sending and receiving of quantum secret key |
| CN109191117A (en) * | 2017-06-29 | 2019-01-11 | 国科量子通信网络有限公司 | A kind of Intelligent key |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131023 |