CN207070218U - Security video conference system based on quantum communications - Google Patents
Security video conference system based on quantum communications Download PDFInfo
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- CN207070218U CN207070218U CN201721115606.5U CN201721115606U CN207070218U CN 207070218 U CN207070218 U CN 207070218U CN 201721115606 U CN201721115606 U CN 201721115606U CN 207070218 U CN207070218 U CN 207070218U
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- 230000005540 biological transmission Effects 0.000 description 16
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- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses a kind of security video conference system based on quantum communications,Including video conference terminal,Router and key devices,The router includes quantum router and classical ordinary router,The quantum router throughput child servers are bi-directionally connected with data processor,Described data processor one end is bi-directionally connected with the video conference terminal,The other end is bi-directionally connected with the key devices,The key devices are bi-directionally connected by the classical ordinary router with the key devices on another video conference terminal,Key devices on another video conference terminal are bi-directionally connected with the data processor on another video conference terminal,Data processor one end on another video conference terminal is bi-directionally connected with another video conference terminal,One end is bi-directionally connected with the quantum server on another video conference terminal,Quantum server on another video conference terminal is bi-directionally connected with the quantum router.The utility model strong antijamming capability, good confidentiality.
Description
Technical field
A kind of video conferencing system is the utility model is related to, more particularly to a kind of security video meeting based on quantum communications
Conference system.
Background technology
One of core content of modern public be by the network information technology driving realize more meet application demand,
More economical efficient, more integrated public things management, realizes the innovation of management philosophy, management system;But current network
Information technology can't fully meet the demand of management, particularly safety issue and lack effective solution method always;With " rib
Jing Men " events have highlighted being widely present for Network Security Issues for a series of security events of representative, because network security
The positive trend for presenting and rising is lost caused by problem, the architecture of existing internet can not but be contained by the mode of patch installing
This trend;And video conferencing system breaches the limitation of region, can facilitated as a kind of new communication and media of communication
The transmission and service of comprehensive video speech signal are efficiently provided, quick development has been obtained recent years and widely should
With, requirement of the thing followed people to information communication security also more and more higher, especially some scientific researches and military defense project,
Even more require being perfectly safe for communication;Traditional AES is all based on what mathematical principle was encrypted, in principle, with any
Cryptographic algorithm based on mathematical skill can all be broken through, and simply complexity is different, crack the time length for needing to expend
It is short different.
Utility model content
Technical problem to be solved in the utility model is:Overcome the deficiencies in the prior art, there is provided it is a kind of without delay and when
The good security video conference system based on quantum communications of effect property.
The utility model is for the technical solution adopted for solving the technical problem:
A kind of security video conference system based on quantum communications, including video conference terminal, router and key devices,
The router includes quantum router and classical ordinary router, the quantum router throughput child servers with data
Reason device is bi-directionally connected, and described data processor one end is bi-directionally connected with the video conference terminal, and the other end is set with the key
Standby to be bi-directionally connected, the key devices are double by the key devices on the classical ordinary router and another video conference terminal
To connection, the key devices on another video conference terminal are bi-directionally connected with the data processor on another video conference terminal,
Data processor one end on another video conference terminal is bi-directionally connected with another video conference terminal, one end and another video council
Quantum server in view terminal is bi-directionally connected, and the quantum server on another video conference terminal is double with the quantum router
To connection.
The video conference terminal includes display device, video conference voice playing equipment and microphone, the video conference
Terminal is provided with two or more.
The data processor includes digital-to-analogue/analog-to-digital conversion module of data compressing module, data decompression module and data,
The data processor is provided with two or more.
The quantum server includes data conversion module, quantum coding module, quantum modulation module, quantum demodulation module
With quantum decoder module, the channel between the quantum server and the quantum router is quantum channel, the quantum clothes
Business device is provided with two or more, and the data conversion module is mainly the conversion between network data and quantal data.
The key devices include receiving module, sending module, encrypting module and contrast module, and the key devices are set
There are two or more, the main function of the key devices is exactly to send key and receive key, carries out the contrast of key,
Key is sent to quantum server to be encrypted to the data for needing to transmit.
The quantum router is used for data exchange and the transmission of quantum channel, automatically selects and sets according to the situation of channel
Fixed route, with optimal path, send and transmission capacity sub-data signals;The classical ordinary router is used for the number of classical channel
According to exchange and transmission.
Positive beneficial effect of the present utility model is:
The utility model carries out the encrypted transmission of video data using quantum channel, video data can be prevented to be monitored,
And general ageing good using quantum communications, quantum communications circuit is almost without delay;Strong antijamming capability, not by space environment
With the influence of communication media, there is intact antijamming capability;Good confidentiality, based on quantum it is unclonable and once measurement will
The unreducible characteristic of generation, if be ravesdropping, it is certain to find;Concealment is good, due to no electromagnetic wave, so being not easy
It is detected;So being communicated using advanced quantum channel, efficient transmission encrypting and decrypting can be provided for video conference
Service, can fully ensure that the security of video conference.
Brief description of the drawings
Fig. 1 is in security video conference system of the utility model based on quantum communications between two video conference terminals
Communication structure schematic diagram;
Fig. 2 is the basic model of quantum communications.
Embodiment
The utility model is further explained and explanation for 1, accompanying drawing 2 and specific embodiment below in conjunction with the accompanying drawings:
Embodiment:A kind of security video conference system based on quantum communications, including video conference terminal, router and close
Key equipment, router include quantum router and classical ordinary router, quantum router throughput child servers with data
Reason device is bi-directionally connected, and data processor one end is bi-directionally connected with video conference terminal, and the other end is bi-directionally connected with key devices, close
Key equipment is bi-directionally connected by classical ordinary router and the key devices on another video conference terminal, and another video conference is whole
Key devices on end are bi-directionally connected with the data processor on another video conference terminal, the number on another video conference terminal
It is bi-directionally connected according to processor one end and another video conference terminal, one end and the quantum server on another video conference terminal are double
To connection, the quantum server on another video conference terminal is bi-directionally connected with quantum router.
Video conference terminal includes display device, video conference voice playing equipment and microphone, and video conference terminal is set
There are two or more.
Data processor includes digital-to-analogue/analog-to-digital conversion module of data compressing module, data decompression module and data, data
Processor is provided with two or more.
Quantum server includes data conversion module, quantum coding module, quantum modulation module, quantum demodulation module and amount
Sub- decoder module, the channel between quantum server and quantum router are quantum channel, and transmission data are once ravesdropping, can be with
Listener-in is found immediately, and quantum server is provided with two or more, and data conversion module is mainly network data and amount
Conversion between subdata.
Key devices include receiving module, sending module, encrypting module and contrast module, key devices be provided with two or
Two or more, the main function of key devices are exactly to send key and receive key, carry out the contrast of key, key is sent to
Quantum server is encrypted to the data for needing to transmit.
Quantum router is used for data exchange and the transmission of quantum channel, automatically selects and set road according to the situation of channel
By with optimal path, sending and transmission capacity sub-data signals;Classical ordinary router be used for classical channel data exchange and
Transmission.
As shown in figure 1, the structural representation of safe quantum communication includes quantum information source, quantum coding, quantum modulation, quantum
Demodulation, quantum decoding, Quantum Teleportation channel, quantum measurement apparatus, classical auxiliary channel and the quantum stay of two nights;Wherein, quantum information source
It is the generator of quantum information, the quantum stay of two nights is used to receive quantum information;Quantum coding is responsible for quantum information being converted to quantum
Bit;Quantum decoding it is complicated by quantum information bits switch into information;Channel is divided into Quantum Teleportation channel and classical auxiliary transmission
Channel two parts;Quantum Teleportation transmission quantum information, classical auxiliary channel be except Quantum Teleportation channel and measurement channel it
Outer other information;In the presence of classical auxiliary channel, communicating pair using quantum channel realize quantum information interaction and
It is synchronous.
As shown in Fig. 2 the operation principle of the security video conference system based on quantum communications is as follows:
Step 1:Key devices one generate key, by key by classical network transmission channel and classical ordinary router
Key devices two are transferred to, these keys are used for encryption and decryption to data;In key devices transmitting procedure, information is can
With what is be ravesdropping.
Step 2:Video conference terminal one gathers Voice & Video data, passes to data processor one, and data processing
Device one is mainly compressed modulation to the Voice & Video from video conference terminal one, is then transmitted using key devices close
Data are encrypted key.
Step 3:Quantum server one receives the data after the processing of data processor one, carries out quantum to data first
Coding, quantum modulation treatment is then carried out, the data transportation requirements of quantum channel can be met.
Step 4:The quantal data that quantum server one is sent is transferred to quantum router by quantum channel, by quantum
The processing of router, next video conference terminal two is passed to along quantum channel.
Step 5:Quantum server two receives the data come from quantum channel transmission, and quantum server two is to its amount of progress
Subsolution mediation quantum decoding, then quantum ciphertext is converted to common electronic message, data processor two is passed to, in ciphertext
It is always to be transmitted in quantum channel during transmission, can determines that quantum channel whether may be used by quantum techniques
To be ravesdropping, so as to ensure the safety of communication.
Step 6:After data processor two receives the data from quantum server two, sent by key devices two
Password its data is decrypted, data processor two is demodulated and decompressed to the data after decryption, is then passed to and regards
Frequency conference terminal two, played back in the equipment of video conference terminal two.
The transmission of data above is all two-way, it is ensured that each video conference terminal can receive another in real time
The video pictures at end.
Principle of the present utility model for convenience of explanation, the present embodiment only list two video conference terminals, and such as
Fruit has multiple video conference terminals, interface need to be only added on quantum router and classical ordinary router, it is more
Principle of Communication between individual user is similar with this.
It is described above, only it is preferred embodiments of the present utility model, the utility model is not made any formal
Limitation, every any simple modification made according to the technical essence of the utility model to above example, equivalent variations with
Modification, still falls within the protection domain of technical solutions of the utility model.
Claims (5)
1. a kind of security video conference system based on quantum communications, including video conference terminal, router and key devices, its
It is characterized in:The router includes quantum router and classical ordinary router, the quantum router throughput child servers
It is bi-directionally connected with data processor, described data processor one end is bi-directionally connected with the video conference terminal, the other end and institute
Key devices are stated to be bi-directionally connected, the key devices by the classical ordinary router with it is close on another video conference terminal
Key equipment is bi-directionally connected, and the key devices on another video conference terminal and the data processor on another video conference terminal are double
To connection, data processor one end on another video conference terminal is bi-directionally connected with another video conference terminal, one end with it is another
Quantum server on one video conference terminal is bi-directionally connected, the quantum server on another video conference terminal and the quantum
Router is bi-directionally connected.
2. the security video conference system according to claim 1 based on quantum communications, it is characterized in that:The video conference
Terminal includes display device, video conference voice playing equipment and microphone, and the video conference terminal is provided with two or two
More than.
3. the security video conference system according to claim 1 based on quantum communications, it is characterized in that:The data processing
Device includes digital-to-analogue/analog-to-digital conversion module of data compressing module, data decompression module and data, and the data processor is provided with
Two or more.
4. the security video conference system according to claim 1 based on quantum communications, it is characterized in that:The quantum service
Device includes data conversion module, quantum coding module, quantum modulation module, quantum demodulation module and quantum decoder module, described
Channel between quantum server and the quantum router is quantum channel, and the quantum server is provided with two or two
More than.
5. the security video conference system according to claim 4 based on quantum communications, it is characterized in that:The key devices
Including receiving module, sending module, encrypting module and contrast module, the key devices are provided with two or more.
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CN201721115606.5U CN207070218U (en) | 2017-09-01 | 2017-09-01 | Security video conference system based on quantum communications |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113596135A (en) * | 2021-07-23 | 2021-11-02 | 厦门潭宏信息科技有限公司 | Block chain system, data processing method and equipment thereof, and storage medium |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113596135A (en) * | 2021-07-23 | 2021-11-02 | 厦门潭宏信息科技有限公司 | Block chain system, data processing method and equipment thereof, and storage medium |
CN113596135B (en) * | 2021-07-23 | 2024-06-07 | 厦门潭宏信息科技有限公司 | Block chain system, data processing method and equipment thereof and storage medium |
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Address after: 450000 No. 1 Building, No. 5 Ankang Road, Erqi District, Zhengzhou City, Henan Province Patentee after: Henan Jiuyu Tenglong Information Engineering Co.,Ltd. Address before: 450015 No. 1 Building, No. 5 Ankang Road, Erqi District, Zhengzhou City, Henan Province Patentee before: HENAN TENGLONG INFORMATION ENGINEERING Co.,Ltd. |
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