CN113612535B - Optical fiber communication system with high data transmission safety - Google Patents
Optical fiber communication system with high data transmission safety Download PDFInfo
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- CN113612535B CN113612535B CN202111087505.2A CN202111087505A CN113612535B CN 113612535 B CN113612535 B CN 113612535B CN 202111087505 A CN202111087505 A CN 202111087505A CN 113612535 B CN113612535 B CN 113612535B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate
Abstract
The invention provides an optical fiber communication system with high data transmission safety, and relates to the technical field of optical fiber communication. The optical fiber communication system with high data transmission safety comprises: a transmitting end for transmitting original data by user operation; the optical fiber data output unit is used for converting original data and comprises a modulator, a standby modulator, four polarization units, a data storage and an auxiliary data storage, wherein the data storage is arranged at the output end of the modulator. This optical fiber communication system that data transmission security is high, the second coupler output is connected with data storage, and data storage in time stores the light signal of second coupler output, converts the original data that the sending end sent into two sets of signals and transmits, guarantees data transmission's security, guarantees that the data that the sending end sent are by complete safety, stores data through data storage, avoids losing of data.
Description
Technical Field
The invention relates to a communication system, in particular to an optical fiber communication system with high data transmission safety, and belongs to the technical field of application of optical fiber communication technologies.
Background
An optical fiber communication system is a communication system in which light is used as a carrier, and information is transmitted by light through photoelectric conversion using an extremely fine optical fiber made of glass with extremely high purity as a transmission medium. With the rapid development of the internet business and the communication industry, informatization greatly promotes the development of world productivity and human society. Optical fiber communication is one of the main technical pillars for informatization, and is the most important strategic industry in the 21 st century.
With the wide application of optical fiber communication technology, optical fiber communication has become an indispensable part in social development, with the development of information society, more and more data is transmitted and transported through an optical fiber communication system, and the requirements of people on the quality of the optical fiber communication system are higher and higher, but in the application process of the optical fiber communication system, the problems of data loss, poor data transmission confidentiality, data loss and the like always bother users, are not beneficial to the improvement of the acceptance of the users on the optical fiber communication technology, and are not beneficial to the development of the optical fiber communication technology.
Disclosure of Invention
Technical problem to be solved
The present invention aims to solve the above problems and provide an optical fiber communication system with high data transmission security, so as to solve the problems of data loss, poor data transmission security, data loss, etc. which are always troubling users and are not favorable for improving the user's acceptance of the optical fiber communication technology in the application process of the optical fiber communication system in the prior art.
(II) technical scheme
In order to realize the purpose, the invention is realized by the following technical scheme: an optical fiber communication system with high data transmission security, comprising:
a transmitting end for transmitting original data by user operation;
the optical fiber data output unit is used for converting original data and comprises a modulator, a standby modulator, four polarization units, a data storage and an auxiliary data storage, wherein the data storage is arranged at the output end of the modulator, the auxiliary data storage is arranged at the output end of the standby modulator, the modulator is connected with the output end of a sending end, the output end of the sending end is connected with the original data storage, and the standby modulator is connected with the output end of the original data storage;
the optical fiber array is used for data transmission and comprises two optical fiber circuits and two auxiliary optical fiber circuits, wherein the optical fiber circuits and the auxiliary optical fiber circuits are connected to the output end of the optical fiber data output unit;
the data detection and storage unit is used for data detection and storage and is connected with the output end of the optical fiber array, the data detection and storage unit comprises two optical fiber transceivers, two optical fiber data receivers, an optical fiber data storage, a data analysis unit, an abnormal data receiver, a control signal sending unit and a cloud database, the output end of the control signal sending unit is connected with the standby modulator, and the output ends of the optical fiber data storage, the data analysis unit, the abnormal data receiver, the data storage, the auxiliary data storage and the standby modulator are all connected with the cloud database;
and the receiving end is used for receiving data and is connected with the output end of the data analysis unit.
Preferably, two of the polarization units are connected to the output end of the modulator, the other two polarization units are connected to the output end of the standby modulator, the output ends of the modulator and the standby modulator are respectively provided with a first polarization controller, and original data received by the optical fiber data output unit are converted into electric signals and optical signals to be synchronously output through the work of the two polarization units, so that the integrity of data transmission is ensured.
Preferably, the two first polarization controllers are connected to the output ends of the two polarization units, the output ends of the modulator and the standby modulator are respectively provided with an encoder, the two encoders are connected to the output ends of the other two polarization units, and through the cooperation of the first polarization controllers and the encoders, the data transmitted by the polarization units are processed differently, so that the integrity after data transmission is ensured.
Preferably, an output end of the first polarization controller is connected with a first coupler, an output end of the first coupler is connected with an optical fiber delay unit, an output end of the first coupler is connected with a second polarization controller, an output end of the optical fiber delay unit is connected with a second coupler, and the second coupler is connected with an output end of the second polarization controller.
Preferably, the optical fiber circuit is connected to the output ends of the second couplers, the data storage is connected to one of the output ends of the second couplers, the auxiliary data storage is connected to the output end of the other second coupler, and the data storage is obtained after the first polarization controller, the first coupler, the optical fiber delay unit and the second polarization controller are converted and processed through the data storage, so that data can be conveniently stored, and the possibility of data loss is reduced.
Preferably, the output end of the encoder is connected with a differential delay unit, the output end of the differential delay unit is connected with an optical fiber amplifier, and the output end of the optical fiber amplifier is connected with an encoder.
Preferably, one of them encoder output is connected with supplementary data memory, and the other one the encoder output is connected with data memory, supplementary fiber circuit connects in the encoder output, preserves the data of encoder transmission through supplementary data memory, when reducing data loss, can compare with the data that data memory stored, guarantees the accurate accuracy of data.
Preferably, the optical fiber circuit is connected to an input end of the optical fiber data receiver, the auxiliary optical fiber circuit is connected to an input end of the optical fiber transceiver, an output end of the optical fiber transceiver is connected to the optical fiber data receiver, an output end of the optical fiber data receiver is connected to the optical fiber data storage, and the optical fiber transceiver and the optical fiber data receiver receive data transmitted by the optical fiber circuit and the auxiliary optical fiber circuit, so that the accuracy of data reception is ensured, and the flexibility of the optical fiber circuit and the auxiliary optical fiber circuit in operation is improved.
Preferably, the output end of the optical fiber data storage is connected with the data analysis unit, the output end of the data analysis unit is connected with the abnormal data receiver, the output end of the abnormal data receiver is connected with the control signal sending unit, the control signal sending unit is matched with the abnormal data receiver, so that the original data storage works, the standby modulator works to perform conversion transmission on the data stored in the original data storage again, the accuracy of data transmission is ensured, and data loss is avoided.
Preferably, the output end of the data analysis unit is connected with a first data processor, the output end of the abnormal data receiver is connected with a second data processor, the output end of the first data processor is connected with the cloud database, the output end of the second data processor is connected with the cloud database, data of each transmission step are stored and compared through the cloud database, the position where errors occur between the sending end and the receiving end is diagnosed, and a worker can conveniently and rapidly judge the fault position between the sending end and the receiving end.
The invention provides an optical fiber communication system with high data transmission safety, which has the following beneficial effects:
1. this optical fiber communication system of data transmission security height, be connected with the encoder at the optical fiber amplifier output, through the difference delay unit, optical fiber amplifier and encoder convert the polarization light signal into the signal of telecommunication, connect in encoder output data storage ware with the signal of telecommunication storage record, the second coupler that optical fiber delay unit and second polarization controller output are connected is exported after merging the light signal, and the second coupler output is connected with data storage ware, data storage ware in time stores the light signal of second coupler output, convert the original data that the sending end sent into two sets of signals and transmit, guarantee data transmission's security, guarantee that the data that the sending end sent are by complete safety, store data through data storage ware, avoid losing of data.
2. This optical fiber communication system that data transmission security is high, connect the data analysis unit in optical fiber data storage ware output and carry out the analysis to the signal, correct signal transmission input is connected in the receiving terminal of data analysis unit output, and connect in the first data processor of data analysis unit output and just change the confident number, connect and backup the storage to data in the high in the clouds database of first data processor output, there is the anomaly through data analysis unit analysis data, carry out secondary transmission to the signal of sending end output, guarantee the complete accuracy of receiving terminal received data.
3. This optical fiber communication system that data transmission security is high stores each step of data transmission conversion from sending terminal to receiving terminal, when avoiding data to lose, can make staff's work piece data distribution look for the place that goes wrong between sending terminal to the receiving terminal, and the convenience is to maintaining the place that goes on maintaining
Drawings
FIG. 1 is a schematic diagram of the system architecture of the present invention;
FIG. 2 is a functional block diagram of an optical fiber data output unit according to the present invention;
FIG. 3 is a functional block diagram of a fiber array according to the present invention;
FIG. 4 is a functional block diagram of a data detection storage unit according to the present invention.
In the figure: 1. a sending end; 2. an optical fiber data output unit; 201. a modulator; 202. a standby modulator; 203. a raw data store; 204. a polarizing unit; 205. a first polarization controller; 206. a first coupler; 207. an optical fiber delay unit; 208. a second polarization controller; 209. a second coupler; 210. a data storage; 211. a braiding machine; 212. a differential delay unit; 213. an optical fiber amplifier; 214. an encoder; 215. a secondary data store; 3. an optical fiber array; 301. a fiber optic circuit; 302. an auxiliary fiber circuit; 4. a data detection storage unit; 401. a fiber optic transceiver; 402. a fiber optic data receiver; 403. a fiber optic data storage; 404. a data analysis unit; 405. an abnormal data receiver; 406. a control signal transmitting unit; 407. a first data processor; 408. a second data processor; 409. a cloud database; 5. and (4) receiving the data.
Detailed Description
The embodiment of the invention provides an optical fiber communication system with high data transmission safety.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, which includes:
a sending end 1 for user operation to send original data;
an optical fiber data output unit 2 for converting original data, the optical fiber data output unit 2 includes a modulator 201, a spare modulator 202, four polarization units 204, a data storage 210 and an auxiliary data storage 215, the data storage 210 is disposed at an output end of the modulator 201, the auxiliary data storage 215 is disposed at an output end of the spare modulator 202, the modulator 201 is connected with an output end of a transmitting end 1, the output end of the transmitting end 1 is connected with the original data storage 203, the spare modulator 202 is connected with an output end of the original data storage 203, two polarization units 204 are connected to an output end of the modulator 201, the other two polarization units 204 are connected to an output end of the spare modulator 202, output ends of the modulator 201 and the spare modulator 202 are both provided with a first polarization controller 205, an output end of the first polarization controller 205 is connected with a first coupler 206, and an output end of the first coupler 206 is connected with an optical fiber delay unit 207, the output end of the first coupler 206 is connected with a second polarization controller 208, the output end of the optical fiber delay unit 207 is connected with a second coupler 209, the second coupler 209 is connected with the output end of the second polarization controller 208, the two first polarization controllers 205 are connected with the output ends of two of the polarization units 204, the output ends of the modulator 201 and the standby modulator 202 are respectively provided with an encoder 211, the output end of the encoder 211 is connected with a differential delay unit 212, the output end of the differential delay unit 212 is connected with an optical fiber amplifier 213, the output end of the optical fiber amplifier 213 is connected with an encoder 214, and the two encoders 211 are connected with the output ends of the other two polarization units 204;
the optical fiber array 3 is used for data transmission, the optical fiber array 3 comprises two optical fiber circuits 301 and two auxiliary optical fiber circuits 302, the optical fiber circuits 301 and the auxiliary optical fiber circuits 302 are both connected to the output end of the optical fiber data output unit 2, the optical fiber circuits 301 are connected to the output end of the second coupler 209, the data storage 210 is connected to the output end of one of the second couplers 209, the auxiliary data storage 215 is connected to the output end of the other second coupler 209, the output end of one of the encoders 214 is connected with the auxiliary data storage 215, the output end of the other encoder 214 is connected with the data storage 210, and the auxiliary optical fiber circuits 302 are connected to the output end of the encoder 214;
the data detection and storage unit 4 is used for data detection and storage, the data detection and storage unit 4 is connected with the output end of the optical fiber array 3, the data detection and storage unit 4 comprises two optical fiber transceivers 401, two optical fiber data receivers 402, an optical fiber data storage 403, a data analysis unit 404, an abnormal data receiver 405, a control signal sending unit 406 and a cloud database 409, the output end of the control signal sending unit 406 is connected with the standby modulator 202, the optical fiber circuit 301 is connected with the input end of the optical fiber data receiver 402, the auxiliary optical fiber circuit 302 is connected with the input end of the optical fiber transceiver 401, the output end of the optical fiber transceiver 401 is connected with the optical fiber data receiver 402, the output end of the optical fiber data receiver 402 is connected with the optical fiber data storage 403, the data analysis unit 404, the abnormal data receiver 405, the data storage 210, the auxiliary data storage 215 and the output end of the standby modulator 202 are all connected with the cloud database 409, the output end of the optical fiber data storage 403 is connected with the data analysis unit 404, the output end of the data analysis unit 404 is connected with the first data processor 407, the output end of the abnormal data receiver 405 is connected with the second data processor 408, the output end of the first data processor 407 is connected with the cloud database 409, the output end of the second data processor 408 is connected with the cloud database 409, the output end of the data analysis unit 404 is connected with the abnormal data receiver 405, and the output end of the abnormal data receiver 405 is connected with the control signal sending unit 406;
and a receiving end 5 for receiving data, wherein the receiving end 5 is connected with the output end of the data analysis unit 404.
The optical fiber transceiver is mainly used for an Ethernet transmission medium conversion unit for interchanging electric signals and long-distance optical signals, and can use an HTBGS03A/B type optical fiber transceiver produced by Tankuan's regular network science and technology Limited;
the invention relates to a compiler, which is equipment for compiling and converting signals or data into signal forms which can be used for communication, transmission and storage, and the ohm dragon E6B2-CWZ6C type compiler can be used in the invention;
the modulator modulates low-frequency digital signals (such as audio, video, data and the like) into high-frequency digital signals by a digital signal processing technology, and the invention can use a 3344N IP DTMB type modulator of Hangzhou digital equipment production limited company;
the invention can use FTTX brand three-ring polarization controller;
as mentioned above, the components used in the present invention are all commercially available optical fiber devices.
When the invention is used: the original data output by the transmitting end 1 is stored in one copy through an original data storage 203, meanwhile, the modulator 201 generates two pulse light signals according to the original data, the pulse light signals are input into two polarization units 204, the encoder 211 is used for converting the pulse light signals from the polarization units 204 into polarized light signals, the output end of the encoder 211 is connected with a differential delay unit 212, the output end of the differential delay unit 212 is connected with an optical fiber amplifier 213, the output end of the optical fiber amplifier 213 is connected with an encoder 214, the polarized light signals are converted into electric signals through the differential delay unit 212, the optical fiber amplifier 213 and the encoder 214, and the data storage 210 connected to the output end of the encoder 214 stores and records the electric signals;
in addition, the output end of the other polarization unit 204 is connected with a first polarization controller 205, and the output end of the first polarization controller 205 is connected with a first coupler 206, so that the first polarization controller 205 sends the pulse light signal received from the polarization unit 204 into the first coupler 206, the pulse light signal is divided into two paths by the first coupler 206, one path of the pulse light signal is sent into an optical fiber delay unit 207 connected with the first coupler 206, the other path of the pulse light signal is sent into a second polarization controller 208 connected with the output end of the first coupler 206, the optical fiber delay unit 207 and a second coupler 209 connected with the output end of the second polarization controller 208 combine the optical signals and output the combined optical signals, and the output end of the second coupler 209 is connected with a data storage 210, so that the data storage 210 timely stores the optical signals output by the second coupler 209;
original data sent by a sending end 1 is converted into two groups of signals to be transmitted, so that the safety of data transmission is guaranteed, the data sent by the sending end 1 is guaranteed to be complete and safe, and the data is stored through a data storage 210, so that the data is prevented from being lost;
the signal transmitted by the auxiliary optical fiber circuit 302 is received by the optical fiber transceiver 401 connected to the output end of the auxiliary optical fiber circuit 302, the signal transmitted by the optical fiber circuit 301 is received by the optical fiber data receiver 402 connected to the output end of the optical fiber circuit 301, and the output end of the optical fiber transceiver 401 is connected to the optical fiber data receiver 402, so that the optical fiber transceiver 401 converts the electrical signal received from the auxiliary optical fiber circuit 302 into an optical signal, and the optical fiber transceiver 401 transmits the optical signal into the optical fiber data receiver 402, the optical fiber data storage 403 connected to the output end of the optical fiber data receiver 402 receives the optical signal transmitted by the converted optical fiber data receiver 402, the data analysis unit 404 connected to the output end of the optical fiber data storage 403 analyzes the signal, the correct signal is transmitted into the receiving end 5 connected to the output end of the data analysis unit 404, and the first data processor connected to the output end of the data analysis unit 404 converts the positive signal 407, the cloud database 409 connected to the output end of the first data processor 407 backs up and stores the data;
if the data analyzed by the data analysis unit 404 is abnormal, the data is accessed into an abnormal data receiver 405 arranged at the output end of the data analysis unit 404, is converted by a second data processor 408 connected with the output end of the abnormal data receiver 405, is stored in a cloud database 409, and simultaneously, a control signal sending unit 406 arranged at the output end of the abnormal data receiver 405 is enabled to work to send a signal, an original data storage 203 connected with the output end of the control signal sending unit 406 works, the stored original data is input into the standby modulator 202 and then is input into a polarization unit 204 arranged at the output end of the standby modulator 202, and is input into an optical fiber data storage 403 after being converted by a first polarization controller 205, a first coupler 206, an optical fiber delay unit 207, a second polarization controller 208 and a second coupler 209 arranged at the output end of the polarization unit 204, meanwhile, the signals output by the transmitting end 1 are transmitted for the second time through the optical fiber data storage 403 after being converted by the encoder 211, the differential delay unit 212, the optical fiber amplifier 213 and the encoder 214 which are arranged at the output end of the other polarization unit 204, so that the integrity and accuracy of the data received by the receiving end 5 are ensured.
In addition, the output end of the standby modulator 202 for storing the original data, the output end of the data storage 210 for storing the output signal of the second coupler 209, the output end of the auxiliary data storage 215 for storing the output signal of the encoder 214, and the output end of the optical fiber data storage 403 for receiving the converted data are all connected with the cloud database 409, and each step of transmission and conversion of the data from the sending end 1 to the receiving end 5 is stored, so that when data is prevented from being lost, the workpiece data of a worker can be distributed and searched for a place where a problem occurs between the sending end 1 and the receiving end 5, and the maintenance is facilitated.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. An optical fiber communication system with high data transmission security, comprising:
a transmitting end (1) for transmitting original data by user operation;
the optical fiber data output unit (2) is used for converting original data, the optical fiber data output unit (2) comprises a modulator (201), a standby modulator (202), four polarization units (204), a data storage (210) and an auxiliary data storage (215), the data storage (210) is arranged at the output end of the modulator (201), the auxiliary data storage (215) is arranged at the output end of the standby modulator (202), the modulator (201) is connected with the output end of a transmitting end (1), the output end of the transmitting end (1) is connected with the original data storage (203), and the standby modulator (202) is connected with the output end of the original data storage (203); wherein two polarization units (204) are connected to the output end of the modulator (201), the other two polarization units (204) are connected to the output end of the standby modulator (202), the output ends of the modulator (201) and the standby modulator (202) are respectively provided with a first polarization controller (205), the two first polarization controllers (205) are connected to the output ends of two polarization units (204), the output ends of the modulator (201) and the standby modulator (202) are respectively provided with a starting coder (211), the two starting coders (211) are connected to the output ends of the other two polarization units (204), the output end of the starting coder (211) is connected with a differential delay unit (212), the output end of the differential delay unit (212) is connected with an optical fiber amplifier (213), the output end of the optical fiber amplifier (213) is connected with an encoder (214), the output end of the first polarization controller (205) is connected with a first coupler (206), an output end of the first coupler (206) is connected with an optical fiber delay unit (207), an output end of the first coupler (206) is connected with a second polarization controller (208), an output end of the optical fiber delay unit (207) is connected with a second coupler (209), the second coupler (209) is connected with an output end of the second polarization controller (208), and the differential delay unit, the optical fiber amplifier and the encoder convert polarized optical signals into electric signals;
the optical fiber array (3) is used for data transmission, the optical fiber array (3) comprises two optical fiber circuits (301) and two auxiliary optical fiber circuits (302), and the optical fiber circuits (301) and the auxiliary optical fiber circuits (302) are both connected to the output end of the optical fiber data output unit (2);
the data detection and storage unit (4) is used for data detection and storage, the data detection and storage unit (4) is connected with the output end of the optical fiber array (3), the data detection and storage unit (4) comprises two optical fiber transceivers (401), two optical fiber data receivers (402), an optical fiber data storage (403), a data analysis unit (404), an abnormal data receiver (405), a control signal sending unit (406) and a cloud database (409), the output end of the control signal sending unit (406) is connected with the standby modulator (202), and the output ends of the optical fiber data storage (403), the data analysis unit (404), the abnormal data receiver (405), the data storage (210), the auxiliary data storage (215) and the standby modulator (202) are all connected with the cloud database (409);
the optical fiber circuit (301) is connected to the output end of the second coupler (209), and the auxiliary optical fiber circuit (302) is connected to the output end of the encoder (214); the optical fiber circuit (301) is connected to the input end of an optical fiber data receiver (402), the auxiliary optical fiber circuit (302) is connected to the input end of an optical fiber transceiver (401), the output end of the optical fiber transceiver (401) is connected with the optical fiber data receiver (402), and the output end of the optical fiber data receiver (402) is connected with an optical fiber data storage (403);
and the receiving end (5) is used for receiving data, and the receiving end (5) is connected to the output end of the data analysis unit (404).
2. The optical fiber communication system with high data transmission security according to claim 1, characterized in that: the data storage (210) is connected to the output of one of the second couplers (209), and the auxiliary data storage (215) is connected to the output of the other second coupler (209).
3. The optical fiber communication system with high data transmission security according to claim 1, characterized in that: one of the outputs of the encoders (214) is connected to an auxiliary data storage (215) and the other output of the encoders (214) is connected to a data storage (210).
4. The optical fiber communication system with high data transmission security according to claim 1, characterized in that: the output end of the optical fiber data storage (403) is connected with a data analysis unit (404), the output end of the data analysis unit (404) is connected with an abnormal data receiver (405), and the output end of the abnormal data receiver (405) is connected with a control signal sending unit (406).
5. The optical fiber communication system with high data transmission security according to claim 1, characterized in that: the output end of the data analysis unit (404) is connected with a first data processor (407), the output end of the abnormal data receiver (405) is connected with a second data processor (408), the output end of the first data processor (407) is connected with a cloud database (409), and the output end of the second data processor (408) is connected with the cloud database (409).
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| CN101800599B (en) * | 2010-02-10 | 2014-05-07 | 瑞斯康达科技发展股份有限公司 | Optical fiber circuit-protecting equipment and system |
| CN104935382B (en) * | 2015-05-29 | 2018-01-16 | 中航光电科技股份有限公司 | A kind of Full automatic redundant optical transmission system |
| CN105915280A (en) * | 2016-07-05 | 2016-08-31 | 中国电子科技集团公司第三十四研究所 | Simulation signal optical fiber communication system with hot backup and use method thereof |
| CN106953632A (en) * | 2017-03-20 | 2017-07-14 | 太原工业学院 | A kind of many level adaptive circuits of code device signal optical fiber long-distance transmissions |
| CN108111220A (en) * | 2017-12-14 | 2018-06-01 | 无锡路通视信网络股份有限公司 | The multipath light signal standby system and method for a kind of image intensifer |
| CN109600192A (en) * | 2019-01-16 | 2019-04-09 | 吉林工程技术师范学院 | A kind of optical communication system based on polarization multiplexing |
| CN110061779B (en) * | 2019-04-28 | 2021-04-27 | 重庆三峡学院 | Optical fiber communication system |
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