CN105911693A - Optical-fiber transmission loss compensation method - Google Patents
Optical-fiber transmission loss compensation method Download PDFInfo
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- CN105911693A CN105911693A CN201610483476.4A CN201610483476A CN105911693A CN 105911693 A CN105911693 A CN 105911693A CN 201610483476 A CN201610483476 A CN 201610483476A CN 105911693 A CN105911693 A CN 105911693A
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- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
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Abstract
The invention discloses an optical-fiber transmission loss compensation method. The method comprises the following steps: step 1, firstly analyzing optical-fiber input data to obtain an analysis result; step 2, based on the analysis result, inserting an identifier data set matched with the analysis result into the optical-fiber input data; step 3, obtaining optical-fiber output data at an optical-fiber output end, and extracting identifier data in the optical-fiber output data; and step 4, based on the identifier data, obtaining optical-fiber output loss data, compensating the optical-fiber output loss data into the optical-fiber output data, so that a technical effect of compensating the optical-fiber transmission loss, restoring a great amount of lost data, good compensation effect and relatively low method cost can be realized.
Description
Technical field
The present invention relates to communication equipment research field, in particular it relates to a kind of fiber transmission attenuation compensation method.
Background technology
The joints of optical fibre, it is between optical fiber with optical fiber, to carry out the device that detachable (movable) is connected, it gets up the two of optical fiber end face precision docking, so that the light energy of launching fiber output can be coupled to receive in optical fiber to greatest extent, and making impact system caused due to its intervention optical link be minimized, this is the basic demand of the joints of optical fibre.To a certain extent, the joints of optical fibre have impact on reliability and the properties of optical transmission system.
The joints of optical fibre are that in optical fiber telecommunications system, various devices connect essential device, are also the optical fibre devices of currently used amount maximum.Due to the progressively light fibrillation of local communication network, Metropolitan Area Network (MAN) and the rising of user access networks demand, the aggregate demand in joints of optical fibre market, the whole world constantly expands in recent years, it is contemplated that the annual rate of growth of following 10 years will be about 20%.Although the whole world is total more than more than 70 kinds of optical connectors at present, and new varieties are also constantly occurring, but on market (especially Chinese market), its main flow kind remains high technology ceramics lock pin and the adapter (such as FC, SC, ST etc.) of earthenware composition following a diameter of φ 2.5mm got off in one's early years the most always.Additionally, the miniature connector (such as LC, MU etc.) of φ 1.25mm ceramic core, and the demand that strip type optical fiber connector is main multi-core connector (such as MTP etc.) is also stepped up.
In the prior art, when using the joints of optical fibre, optical fiber is transmitted back to there is certain loss, and the effect causing transmission is declined by this, in the prior art, mainly technique and the structure of the joints of optical fibre is improved, drop low-loss efficiency, effect is unsatisfactory, and research cost is bigger.
In sum, present inventor in realizing the embodiment of the present application during inventive technique scheme, finds that above-mentioned technology at least exists following technical problem:
In the prior art, existing fiber transmission attenuation solution exists relatively costly, the technical problem that loss reducing effect is the most poor.
Summary of the invention
The invention provides a kind of fiber transmission attenuation compensation method, solve existing fiber transmission attenuation solution and exist relatively costly, the technical problem that loss reducing effect is the most poor, achieve and the loss of fiber-optic transfer can be compensated, recover the data of overwhelming majority loss, compensation effect is preferable, and the lower-cost technique effect of method.
For solving above-mentioned technical problem, the embodiment of the present application provides a kind of fiber transmission attenuation compensation method, and described method includes:
Step 1: first optical fiber input data are analyzed, it is thus achieved that analysis result；
Step 2: based on described analysis result, insert, in optical fiber input data, the flag data group mated with described analysis result；
Step 3: obtain optical fiber output data at fiber-optic output, and extract flag data therein；
Step 4: based on flag data, it is thus achieved that optical fiber output lost data, exports optical fiber lost data and compensates in optical fiber output data.
Further, described analysis result includes: data type, size of data, data content.
Further, described flag data group includes that N number of flag data, described N are the positive integer more than or equal to 50, and wherein, optical fiber is inputted data and is divided into N section, each flag data to carry the characteristic information of corresponding this section of optical fiber input data by N number of flag data.
Further, n-th flag data carries the data Copy Info of N-1 flag data.
Further, described step 2 also includes that the optical fiber input data after inserting flag data group are encrypted and pack, and described step 3 also includes that optical fiber exports data to be decompressed and decipher before extracting flag data.
The one or more technical schemes provided in the embodiment of the present application, at least have the following technical effect that or advantage:
It is designed as including by fiber transmission attenuation compensation method owing to have employed: step 1: first optical fiber input data are analyzed, it is thus achieved that analysis result；Step 2: based on described analysis result, insert, in optical fiber input data, the flag data group mated with described analysis result；Step 3: obtain optical fiber output data at fiber-optic output, and extract flag data therein；Step 4: based on flag data, obtain optical fiber output lost data, optical fiber is exported lost data and compensates the technical scheme in optical fiber output data, first the characteristic information of fiber data is extracted, then characteristic information is bound with flag data, the fiber data of loss is recovered finally by flag data, exist relatively costly so efficiently solving existing fiber transmission attenuation solution, the technical problem that loss reducing effect is the most poor, and then achieve and the loss of fiber-optic transfer can be compensated, recover the data of overwhelming majority loss, compensation effect is preferable, and the lower-cost technique effect of method.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of fiber transmission attenuation compensation method in the embodiment of the present application one.
Detailed description of the invention
The invention provides a kind of fiber transmission attenuation compensation method, solve existing fiber transmission attenuation solution and exist relatively costly, the technical problem that loss reducing effect is the most poor, achieve and the loss of fiber-optic transfer can be compensated, recover the data of overwhelming majority loss, compensation effect is preferable, and the lower-cost technique effect of method.
Technical scheme during the application implements is the above-mentioned technical problem of solution.General thought is as follows:
Have employed and be designed as including by fiber transmission attenuation compensation method: step 1: first optical fiber input data are analyzed, it is thus achieved that analysis result；Step 2: based on described analysis result, insert, in optical fiber input data, the flag data group mated with described analysis result；Step 3: obtain optical fiber output data at fiber-optic output, and extract flag data therein；Step 4: based on flag data, obtain optical fiber output lost data, optical fiber is exported lost data and compensates the technical scheme in optical fiber output data, first the characteristic information of fiber data is extracted, then characteristic information is bound with flag data, the fiber data of loss is recovered finally by flag data, exist relatively costly so efficiently solving existing fiber transmission attenuation solution, the technical problem that loss reducing effect is the most poor, and then achieve and the loss of fiber-optic transfer can be compensated, recover the data of overwhelming majority loss, compensation effect is preferable, and the lower-cost technique effect of method.
In order to be better understood from technique scheme, below in conjunction with Figure of description and specific embodiment, technique scheme is described in detail.
Embodiment one:
In embodiment one, it is provided that a kind of fiber transmission attenuation compensation method, refer to Fig. 1, described method includes:
Step 1: first optical fiber input data are analyzed, it is thus achieved that analysis result；
Step 2: based on described analysis result, insert, in optical fiber input data, the flag data group mated with described analysis result；
Step 3: obtain optical fiber output data at fiber-optic output, and extract flag data therein；
Step 4: based on flag data, it is thus achieved that optical fiber output lost data, exports optical fiber lost data and compensates in optical fiber output data.
Wherein, in the embodiment of the present application, described analysis result includes: data type, size of data, data content.
Wherein, in the embodiment of the present application, described flag data group includes N number of flag data, described N is the positive integer more than or equal to 50, wherein, optical fiber is inputted data and is divided into N section, each flag data to carry the characteristic information of corresponding this section of optical fiber input data by N number of flag data.Wherein, split data into N section, recover the most respectively, the probability of data overall losses can be reduced.
Wherein, in the embodiment of the present application, n-th flag data carries the data Copy Info of N-1 flag data, wherein the flag data of a section next can be utilized to recover during the flag data loss in current one piece of data, ensure the success rate recovered.
Wherein, in the embodiment of the present application, described step 2 also includes that the optical fiber input data after inserting flag data group are encrypted and pack, and described step 3 also includes that optical fiber exports data to be decompressed and decipher before extracting flag data.
Technical scheme in above-mentioned the embodiment of the present application, at least has the following technical effect that or advantage:
It is designed as including by fiber transmission attenuation compensation method owing to have employed: step 1: first optical fiber input data are analyzed, it is thus achieved that analysis result；Step 2: based on described analysis result, insert, in optical fiber input data, the flag data group mated with described analysis result；Step 3: obtain optical fiber output data at fiber-optic output, and extract flag data therein；Step 4: based on flag data, obtain optical fiber output lost data, optical fiber is exported lost data and compensates the technical scheme in optical fiber output data, first the characteristic information of fiber data is extracted, then characteristic information is bound with flag data, the fiber data of loss is recovered finally by flag data, exist relatively costly so efficiently solving existing fiber transmission attenuation solution, the technical problem that loss reducing effect is the most poor, and then achieve and the loss of fiber-optic transfer can be compensated, recover the data of overwhelming majority loss, compensation effect is preferable, and the lower-cost technique effect of method.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creative concept, then these embodiments can be made other change and amendment.So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and modification without departing from the spirit and scope of the present invention to the present invention.So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (5)
1. a fiber transmission attenuation compensation method, it is characterised in that described method includes:
Step 1: first optical fiber input data are analyzed, it is thus achieved that analysis result；
Step 2: based on described analysis result, insert, in optical fiber input data, the flag data group mated with described analysis result；
Step 3: obtain optical fiber output data at fiber-optic output, and extract flag data therein；
Step 4: based on flag data, it is thus achieved that optical fiber output lost data, exports optical fiber lost data and compensates in optical fiber output data.
Fiber transmission attenuation compensation method the most according to claim 1, it is characterised in that described analysis result includes: data type, size of data, data content.
Fiber transmission attenuation compensation method the most according to claim 1, it is characterized in that, described flag data group includes N number of flag data, described N is the positive integer more than or equal to 50, wherein, optical fiber is inputted data and is divided into N section, each flag data to carry the characteristic information of corresponding this section of optical fiber input data by N number of flag data.
Fiber transmission attenuation compensation method the most according to claim 3, it is characterised in that n-th flag data carries the data Copy Info of N-1 flag data.
Fiber transmission attenuation compensation method the most according to claim 1, it is characterized in that, described step 2 also includes that the optical fiber input data after inserting flag data group are encrypted and pack, and described step 3 also includes that optical fiber exports data to be decompressed and decipher before extracting flag data.
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| CN201610483476.4A CN105911693A (en) | 2016-06-28 | 2016-06-28 | Optical-fiber transmission loss compensation method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1612506A (en) * | 2003-10-28 | 2005-05-04 | 日本电气株式会社 | Transmission loss and gain measuring method, transmitter and receiver and transmitting-receiving system |
| CN1655481A (en) * | 2004-02-11 | 2005-08-17 | 康宁股份有限公司 | Active fiber loss monitor and method |
| CN103297126A (en) * | 2013-06-07 | 2013-09-11 | 广西师范大学 | PON (passive optical network) line fault monitoring method and device based on optical mark method |
| CN104283610A (en) * | 2014-09-02 | 2015-01-14 | 上海交通大学 | Multistage passive optical network fault monitoring system and implementation method thereof |
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2016
- 2016-06-28 CN CN201610483476.4A patent/CN105911693A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1612506A (en) * | 2003-10-28 | 2005-05-04 | 日本电气株式会社 | Transmission loss and gain measuring method, transmitter and receiver and transmitting-receiving system |
| CN1655481A (en) * | 2004-02-11 | 2005-08-17 | 康宁股份有限公司 | Active fiber loss monitor and method |
| CN103297126A (en) * | 2013-06-07 | 2013-09-11 | 广西师范大学 | PON (passive optical network) line fault monitoring method and device based on optical mark method |
| CN104283610A (en) * | 2014-09-02 | 2015-01-14 | 上海交通大学 | Multistage passive optical network fault monitoring system and implementation method thereof |
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Application publication date: 20160831 |