Chaotic light secret communication system for enhancing secret key space based on photoelectric filtering feedback
A technology of filter feedback and key enhancement, which is applied in the field of chaotic optical security communication system, can solve the problems of eavesdropping and cracking of chaotic security communication, and achieve the effect of enhanced security, small correlation and large adjustable range
Pending Publication Date: 2022-03-25
TAIYUAN UNIV OF TECH
0 Cites 0 Cited by
AI-Extracted Technical Summary
Problems solved by technology
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreMethod used
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View moreAbstract
The invention belongs to the technical field of secret communication, and discloses a chaotic light secret communication system based on a photoelectric filtering feedback enhanced secret key space, which comprises a super radiation light emitting diode, a first light splitting element, a first optical isolator, a second optical isolator, a first adjustable attenuator, a second adjustable attenuator, a receiver and a transmitter, the transmitter comprises a first semiconductor laser, a first photoelectric detector, a first adjustable band-pass filtering module and a first gain adjustable amplifier, and the receiver comprises a second semiconductor laser, a second photoelectric detector, a second adjustable band-pass filtering module and a second gain adjustable amplifier. According to the method, the key space in the chaotic secret communication is effectively increased, the communication security is improved, and the method has relatively good popularization and application values.
Application Domain
Technology Topic
Image
Examples
- Experimental program(2)
Example Embodiment
Example Embodiment
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more PUM


Description & Claims & Application Information
We can also present the details of the Description, Claims and Application information to help users get a comprehensive understanding of the technical details of the patent, such as background art, summary of invention, brief description of drawings, description of embodiments, and other original content. On the other hand, users can also determine the specific scope of protection of the technology through the list of claims; as well as understand the changes in the life cycle of the technology with the presentation of the patent timeline. Login to view more.
the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more Similar technology patents
System and method for fast querying of encrypted databases
InactiveUS20050147246A1Improve securityUnauthorized memory use protectionHardware monitoringCryptanalysisComputer program
Owner:IBM CORP
Method, device and system used for digesting security policy conflicts
InactiveCN105471830AImprove securityUser identity/authority verificationData switching networksSecurity policyRule sets
Owner:CHINA TELECOM CORP LTD
Vehicle tracker with user notifications and associated methods
InactiveUS6888495B2Improve securityRegistering/indicating working of vehiclesRoad vehicles traffic controlTelecommunications equipmentEngineering
Owner:OMEGA PATENTS
Automatic charging system for electric automobile
InactiveCN104795868AImprove user experienceImprove securityBatteries circuit arrangementsCharging stationsImage alignmentCharge controller
Owner:WUHAN INSTITUTE OF TECHNOLOGY
Applications and integrated firewall design in an adaptive private network (APN)
ActiveUS20180041470A1Low costImprove securityData switching networksPacket processingTraffic analysis
Owner:TALARI NETWORKS
Classification and recommendation of technical efficacy words
- Improve security
- Large adjustable range
Apparatus, method, and medium for self-organizing multi-hop wireless access networks
InactiveUS20050152305A1Rapidly deployableImprove securityNetwork topologiesData switching by path configurationMutual authenticationAccess network
Owner:FUJITSU LTD
System and Method for Cryptographic Identification of Interchangeable Parts
InactiveUS20090327715A1Improve securityPart can be usedUser identity/authority verificationEndoscopesEngineeringElectrical and Electronics engineering
Owner:ETHICON ENDO SURGERY INC
Method and system for powerline networking
InactiveUS20060018328A1Improve securityEasy to changeBroadband local area networksBroadcast transmission systemsComputer network
Owner:COMCAST CABLE COMM LLC
System and method for managing payment in transactions with a pcd
InactiveUS20130246259A1Improve securityFinancePoint-of-sale network systemsComputer securityInternet privacy
Owner:QUALCOMM INC