CN102347798B - Optical signal transmission method, equipment and transmission systemof optical signal - Google Patents
Optical signal transmission method, equipment and transmission systemof optical signal Download PDFInfo
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- CN102347798B CN102347798B CN201110287931.0A CN201110287931A CN102347798B CN 102347798 B CN102347798 B CN 102347798B CN 201110287931 A CN201110287931 A CN 201110287931A CN 102347798 B CN102347798 B CN 102347798B
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Abstract
The embodiment of the invention discloses an optical signal transmission method, equipment and system. The method comprises the following steps that: the optical signal transmission equipment determines whether an optical signal is required to be transmitted or not; luminous intensity of an optical module of the optical signal transmission equipment is detected if the optical signal is required to be transmitted; if the luminous intensity meets the requirement for transmitting the optical signal, an interface in the optical signal transmission equipment, which is connected with optical signal receiving equipment, is configured to be in a state of establishing a physical link with an opposite terminal; and after the interface of the optical signal transmission equipment is configured to be in a state of establishing the physical link with the opposite terminal, the optical signal transmission equipment transmits the optical signal to be transmitted to the optical signal receiving equipment through a single fiber which is connected with the optical signal receiving equipment. According to the scheme of the invention, the number of interface fault points can be reduced, the complexity of network configuration is reduced, and the optical fiber wiring difficulty is reduced.
Description
Technical field
The present invention relates to communication technical field, particularly the transmission system of a kind of sending method of light signal, equipment and light signal.
Background technology
Along with the extensive use of network technology, the Internet exposes increasing safety problem, such as: illegal the Internet protocol phone (Voice over Internet Protocol, VOIP) is becoming increasingly rampant, cause telecommunication service to be lost, massive band width is by illegitimate traffic.Such as: peer-to-peer network (Peer to Peer, P2P) data flow engulfs massive band width; Illegal bandwidth of sharing then causes customer loss.
In order to eliminate hidden network danger, need to be analyzed existing network flow by background analysis system.But because network traffics magnanimity increases, and application is also increasingly sophisticated, and background analysis system cannot directly process flow because of the limitation of its platform.Therefore, shunting device is needed to process to assist background analysis system flow.
Shunting device belongs to bypass equipment, some or all data messages in network can be resolved into the granularity of applicable message analysis server process by shunting device, then the data message after decomposition is redirected to the message analysis server corresponding with data message, by message analysis server, data message is analyzed.Network traffics transmission can not be affected like this.Shunting device can ensure homology chummage by flexile formulation distributing strategy, realizes magnanimity access, and adopts abundant port type and high density port.The usual corresponding multiple message analysis server of a shunting device in the program, is connected by optical fiber between shunting device with message analysis server.
In the scheme that two equipment adopts optical fiber to be connected to carry out communicating, optical fiber needs to make use light delivery and reception module, is connected with equipment interface.Light delivery and reception module is called for short optical module.Be light signal due to what transmit in optical fiber, and shunting device and message analysis server can only process the signal of telecommunication, optical module then realizes the conversion between light signal and the signal of telecommunication.So, when fiber optical access interface, need the conversion first being carried out photosignal by optical module.In addition, when light signal is converted to the signal of telecommunication by Optical Receivers, have certain area requirement to the light intensity of light signal received, the too large or too little optical module that all can cause of light intensity normally can not resolve light signal.Different manufacturers and dissimilar optical module are supported different receipts light, are sent light intensity.
Summary of the invention
Embodiments provide the transmission system of a kind of sending method of light signal, equipment and light signal, to solve the high problem of prior art gauze configuration complexity.
A sending method for light signal, comprising:
Light signal transmitting is confirmed whether to need to send light signal;
If desired, then the luminous light intensity of the optical module of sensed light signal transmitting apparatus;
If luminous light intensity meets the requirement sending light signal, be then set up physical link state with opposite end by the interface configuration be connected with light signal receiving equipment in light signal transmitting;
Be that after setting up physical link state with opposite end, the light signal that needs send is sent to light signal receiving equipment by the single fiber be connected with optical receiving device light signal receiving equipment by light signal transmitting by the interface configuration of described light signal transmitting.
A kind of light signal transmitting, comprising:
Requirement validation unit, for confirming that light signal transmitting is the need of transmission light signal;
For requirement validation unit, light-intensity test unit, if confirm that result is for needing, then the luminous light intensity of the optical module of sensed light signal transmitting apparatus;
The interface configuration be connected with light signal receiving equipment in light signal transmitting if be satisfied for light-intensity test unit inspection result, is then set up physical link state with opposite end by state dispensing unit;
Light signal transmitting element, for after the interface configuration of described light signal transmitting is set up physical link state with opposite end by state dispensing unit, sends to light by optical module by needing the light signal sent
Signal receiver.
A transmission system for light signal, comprising:
The light signal transmitting adopting single fiber to connect and light signal receiving equipment;
Described light signal transmitting, needs to send light signal for being confirmed whether; If desired, then the luminous light intensity of the optical module of sensed light signal transmitting apparatus; If luminous light intensity meets the requirement sending light signal, be then set up physical link state with opposite end by the interface configuration be connected with light signal receiving equipment in light signal transmitting; Be that after setting up physical link state with opposite end, the light signal that needs send is sent to light signal receiving equipment by the single fiber be connected with optical receiving device light signal receiving equipment by light signal transmitting by the interface configuration of described light signal transmitting;
Light signal receiving equipment, for the light signal that receiving optical signals transmitting apparatus sends.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages: light signal transmitting adopts single fiber to be connected with the receiving equipment of light signal; When lacking input optical fibre, light signal transmitting, by detecting the luminous light intensity of self optical module, determines whether to send light signal; When luminous light intensity belongs to normal range (NR), by arranging interface for setting up physical link state, interface is enable normally to send light signal to opposite end.The program uses light signal transmitting to adopt single fiber to be connected with the receiving equipment of light signal, compared to the scheme using input and output two optical fiber, decreases interface fault point, reduces gauze configuration complexity and reduces optical fiber wiring difficulty.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly introduced, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is embodiment of the present invention method flow schematic diagram;
Fig. 2 is embodiment of the present invention device structure schematic diagram;
Fig. 3 is embodiment of the present invention device structure schematic diagram;
Fig. 4 is embodiment of the present invention system configuration schematic diagram.
Embodiment
In order to make the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the present invention is described in further detail, and obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Inventor finds in the process realizing the embodiment of the present invention: each optical fiber interface of shunting device and message analysis server has an input optical fibre and an output optical fibre, input optical fibre connects the receiver module of optical module, and output optical fibre connects the sending module of optical module.Receiver module is receiving light signal, and when the intensity of light signal reaches predetermined value, drives interface to enter and set up physical link state, at this moment can send light signal.Therefore, the physical layer state of interface that shunting device is connected with message analysis server depends on the light intensity that input optical fibre receives light.Owing to there being input and output two optical fiber, therefore the fault point of interface is more, and the complexity of gauze configuration is higher, and optical fiber wiring difficulty is larger.
Embodiments provide a kind of sending method of light signal, as shown in Figure 1, comprising:
101: light signal transmitting is confirmed whether to need to send light signal;
Based on the scene of router applications, light signal transmitting can be bypass equipment.More specifically, bypass equipment can be: router shunting device.Light signal receiving equipment can be: message analysis server.It should be noted that, the embodiment of the present invention can be applied in any scene met the following conditions: light signal transmitting and light signal receiving equipment adopt single fiber to be connected, and light signal transmitting needs to send light signal and do not need receiving optical signals.Therefore, it is exhaustive that the citing of above bypass equipment and message analysis server should not be construed as light signal transmitting and light signal receiving equipment, should not be construed as the restriction to the embodiment of the present invention.
102: if desired, then the luminous light intensity of the optical module of sensed light signal transmitting apparatus;
Be understandable that, if do not need to send light signal, so this flow process just can so far terminate.
Owing to adopting single fiber to connect, light signal transmitting lacks input optical fibre, and this step light signal transmitting, by detecting self luminous light intensity, can judge whether light signal can send.The interface of bypass equipment can detect light intensity, if luminous light intensity is in rational scope, then can thinks and normally can send light signal.
103: if luminous light intensity meets the requirement sending light signal, be then set up physical link state with opposite end by the interface configuration be connected with light signal receiving equipment in light signal transmitting;
Be understandable that, as luminous light intensity does not meet the requirement sending light signal, that is optical module successfully cannot send light signal, and so this flow process can so far terminate.
This step makes the interface be connected with light signal receiving equipment in light signal transmitting be in UP state, and when the interface be connected with light signal receiving equipment in light signal transmitting is in UP state, optical module just normally can send light signal.
Particularly, because bottom chip is different with the production firm of optical module, in the register of interface, each bit (BIT) represents different meanings, can be changed the Interface status be connected with light signal receiving equipment in light signal transmitting by the mode of configuration register.So, above-mentioned is set up physical link state with opposite end can be by the interface configuration be connected with light signal receiving equipment in light signal transmitting: be set to by the mode bit of the register of the interface in light signal transmitting set up physical link state with opposite end.
104: be after setting up physical link state with opposite end by the interface configuration of above-mentioned light signal transmitting, the single fiber of light signal transmitting by being connected with light signal receiving equipment, sends to light signal receiving equipment by needing the light signal sent.
Particularly: above by the single fiber be connected with light signal receiving equipment, light signal receiving equipment is sent to comprise by needing the light signal sent: the signal of telecommunication inputting predetermined code check to above-mentioned optical module, make the driving chip of above-mentioned optical module drive the Laser Devices of optical module to produce light signal, the light signal that above-mentioned Laser Devices produce is sent to above-mentioned light signal receiving equipment by the single fiber be connected with above-mentioned light signal receiving equipment by above-mentioned light signal transmitting.The above-mentioned equipment inputting the signal of telecommunication of predetermined code check to optical module is light signal transmitting, such as: bypass equipment.
Optical module is made up of opto-electronic device, functional circuit and optical interface etc.Opto-electronic device generally includes transmitting and receiving two parts.Radiating portion is: the signal of telecommunication that inputs a constant bit rate, through internal drive chip process rear drive Laser Devices, as semiconductor laser or Light-Emitting Diode, launches the modulated light signal of respective rate.There is luminous power automatic control circuit radiating portion inside, makes the optical signal power of the light of output keep stable.Receiving unit is: be converted to the signal of telecommunication by optical detection diode after the light signal input module of a constant bit rate.By controlling bypass equipment interface, when after insertion optical module, input the signal of telecommunication of predetermined code check to optical module, make the driving chip of optical module drive the Laser Devices of optical module, Laser Devices just can be made to launch the modulated light signal of respective rate, make Laser Devices be in luminance.The above-mentioned equipment inputting the signal of telecommunication of predetermined code check to optical module is light signal transmitting, such as: bypass equipment.The code check of the signal of telecommunication is then determined according to needing the data sent by bypass equipment.
The light signal transmitting of the embodiment of the present invention and the receiving equipment of light signal adopt single fiber to be connected; When lacking input optical fibre, light signal transmitting, by detecting the luminous light intensity of self optical module, determines whether to send light signal; When light signal can be sent, interface is enable normally to send light signal by configuration interface for setting up physical link state with opposite end.The program uses light signal transmitting to adopt single fiber to be connected with the receiving equipment of light signal, compared to the scheme using input and output two optical fiber, decrease interface fault point to enhance maintainability, by decreasing an optical fiber, reducing gauze configuration complexity and reducing optical fiber wiring difficulty.
The embodiment of the present invention additionally provides a kind of light signal transmitting, as shown in Figure 2, comprising:
Requirement validation unit 201, for confirming that light signal transmitting is the need of transmission light signal;
Light-intensity test unit 202, if confirm that result is needs for requirement validation unit 201, then the luminous light intensity of the optical module of sensed light signal transmitting apparatus;
The interface configuration be connected with light signal receiving equipment in light signal transmitting if be satisfied for light-intensity test unit 202 testing result, is then set up physical link state with opposite end by state dispensing unit 203;
Light signal transmitting element 204, for after the interface configuration of above-mentioned light signal transmitting is set up physical link state with opposite end by state dispensing unit 203, sends to light signal receiving equipment by optical module by needing the light signal sent.
Above-mentioned light signal transmitting is: bypass equipment.More specifically, bypass equipment can be: router shunting device.It should be noted that, the embodiment of the present invention can be applied in any scene met the following conditions: light signal transmitting and light signal receiving equipment adopt single fiber to be connected, and light signal transmitting needs to send light signal and do not need receiving optical signals.Therefore, it is exhaustive that the citing of above bypass equipment should not be construed as light signal transmitting, should not be construed as the restriction to the embodiment of the present invention.
Alternatively, as shown in Figure 3, above-mentioned light signal transmitting element 204 comprises:
Electrical signal input unit 301, for above-mentioned light signal transmitting interface configuration for and after opposite end sets up physical link state, input the signal of telecommunication of predetermined code check to above-mentioned optical module, make the driving chip of above-mentioned optical module drive the Laser Devices of optical module to produce light signal;
Light signal sends subelement 302, for the single fiber be connected with above-mentioned light signal receiving equipment by above-mentioned light signal transmitting, the light signal that above-mentioned Laser Devices produce is sent to light signal receiving equipment.
Alternatively, above-mentioned state dispensing unit 203, if be satisfied specifically for light-intensity test unit 202 testing result, is then set to the mode bit of the register of the interface in light signal transmitting set up physical link state with opposite end.
The embodiment of the present invention additionally provides a kind of transmission system of light signal, as shown in Figure 4, comprising:
The light signal transmitting 401 adopting single fiber to connect and light signal receiving equipment 402;
Above-mentioned light signal transmitting 401, needs to send light signal for being confirmed whether; If desired, then the luminous light intensity of the optical module of sensed light signal transmitting apparatus 401; If luminous light intensity meets the requirement sending light signal, be then set up physical link state with opposite end by the interface configuration be connected with light signal receiving equipment 402 in light signal transmitting 401; Be that after setting up physical link state with opposite end, the light signal that needs send is sent to light signal receiving equipment 402 by the single fiber be connected with light signal receiving equipment 402 by light signal transmitting 401 by the interface configuration of above-mentioned light signal transmitting 401;
Light signal receiving equipment 402, for the light signal that receiving optical signals transmitting apparatus 401 sends.
Above-mentioned light signal transmitting 401 is: bypass equipment; More specifically, bypass equipment can be: router shunting device; Above-mentioned light signal receiving equipment 402 is: message analysis server.
More specifically, above by the single fiber be connected with light signal receiving equipment 402, light signal receiving equipment 402 is sent to comprise by needing the light signal sent: the signal of telecommunication inputting predetermined code check to above-mentioned optical module, make the driving chip of above-mentioned optical module drive the Laser Devices of above-mentioned optical module to produce light signal, the light signal that Laser Devices produce is sent to light signal receiving equipment 402 by the single fiber be connected with above-mentioned light signal receiving equipment 402 by above-mentioned light signal transmitting 401.
More specifically, above-mentioned is set up physical link state with opposite end to comprise by the interface configuration be connected with light signal receiving equipment 402 in light signal transmitting 401: be set to by the mode bit of the register of the interface in light signal transmitting set up physical link state with opposite end.
The light signal transmitting of the embodiment of the present invention and the receiving equipment of light signal adopt single fiber to be connected; When lacking input optical fibre, light signal transmitting, by detecting the luminous light intensity of self optical module, determines whether to send light signal; When light signal can be sent, interface is enable normally to send light signal by configuration interface for setting up physical link state with opposite end.The program uses light signal transmitting to adopt single fiber to be connected with the receiving equipment of light signal, compared to the scheme using input and output two optical fiber, decrease interface fault point to enhance maintainability, by decreasing an optical fiber, reducing gauze configuration complexity and reducing optical fiber wiring difficulty.
It should be noted that in above-mentioned subscriber equipment and base station embodiment, included unit is carry out dividing according to function logic, but is not limited to above-mentioned division, as long as can realize corresponding function; In addition, the concrete title of each functional unit, also just for the ease of mutual differentiation, is not limited to protection scope of the present invention.
In addition, one of ordinary skill in the art will appreciate that all or part of step realized in above-mentioned each embodiment of the method is that the hardware that can carry out instruction relevant by program completes, corresponding program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium mentioned can be read-only memory, disk or CD etc.
These are only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the embodiment of the present invention discloses, the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (15)
1. a sending method for light signal, is characterized in that, comprising:
Light signal transmitting is confirmed whether to need to send light signal;
If desired, then the luminous light intensity of the optical module of described light signal transmitting is detected;
If the luminous light intensity of the optical module of described light signal transmitting meets the requirement sending light signal, be then set up physical link state with opposite end by the interface configuration be connected with light signal receiving equipment in described light signal transmitting;
Be that after setting up physical link state with opposite end, the light signal that needs send is sent to described light signal receiving equipment by the single fiber be connected with described light signal receiving equipment by described light signal transmitting by the interface configuration of described light signal transmitting.
2. method according to claim 1, is characterized in that,
Described light signal transmitting is: bypass equipment;
Described light signal receiving equipment is: message analysis server.
3. method according to claim 1 or 2, is characterized in that, the described single fiber by being connected with light signal receiving equipment, sends to described light signal receiving equipment to comprise by needing the light signal sent:
The signal of telecommunication of predetermined code check is inputted to described optical module, make the driving chip of optical module drive the Laser Devices of optical module to produce light signal, the light signal that described Laser Devices produce is sent to described light signal receiving equipment by the single fiber be connected with described light signal receiving equipment by described light signal transmitting.
4. method according to claim 1 or 2, is characterized in that, described is set up physical link state with opposite end to comprise by the interface configuration be connected with described light signal receiving equipment in light signal transmitting:
The mode bit of the register of the interface in described light signal transmitting is set to set up physical link state with opposite end.
5. method according to claim 3, is characterized in that, described by the interface configuration be connected with described light signal receiving equipment in described light signal transmitting for and opposite end set up physical link state and comprise:
The mode bit of the register of the interface in described light signal transmitting is set to set up physical link state with opposite end.
6. a light signal transmitting, is characterized in that, comprising:
Requirement validation unit, for confirming that described light signal transmitting is the need of transmission light signal;
For requirement validation unit, light-intensity test unit, if confirm that result is for needing, then detect the luminous light intensity of the optical module of described light signal transmitting;
The interface configuration be connected with light signal receiving equipment in described light signal transmitting if be satisfied for described light-intensity test unit inspection result, is then set up physical link state with opposite end by state dispensing unit;
Light signal transmitting element, for after the interface configuration of described light signal transmitting is set up physical link state with opposite end by state dispensing unit, sends to described light signal receiving equipment by optical module by needing the light signal sent.
7. light signal transmitting according to claim 6, it is characterized in that, described light signal transmitting is: bypass equipment.
8. light signal transmitting according to claim 6 or 7, is characterized in that, described light signal transmitting element comprises:
Electrical signal input unit, for described light signal transmitting interface configuration for and after opposite end sets up physical link state, input the signal of telecommunication of predetermined code check to described optical module, make the driving chip of described optical module drive the Laser Devices of optical module to produce light signal;
Light signal sends subelement, for the single fiber be connected with described light signal receiving equipment by described light signal transmitting, the light signal that described Laser Devices produce is sent to described light signal receiving equipment.
9. light signal transmitting according to claim 6 or 7, is characterized in that,
Described state dispensing unit, if be satisfied specifically for described light-intensity test unit inspection result, is then set to the mode bit of the register of the interface in described light signal transmitting set up physical link state with opposite end.
10. light signal transmitting according to claim 8, is characterized in that,
Described state dispensing unit, if be satisfied specifically for described light-intensity test unit inspection result, is then set to the mode bit of the register of the interface in light signal transmitting set up physical link state with opposite end.
The transmission system of 11. 1 kinds of light signals, is characterized in that, comprising:
The light signal transmitting adopting single fiber to connect and light signal receiving equipment;
Described light signal transmitting, needs to send light signal for being confirmed whether; If desired, then the luminous light intensity of the optical module of described light signal transmitting is detected; If the luminous light intensity of the optical module of described light signal transmitting meets the requirement sending light signal, be then set up physical link state with opposite end by the interface configuration be connected with described light signal receiving equipment in described light signal transmitting; Be that after setting up physical link state with opposite end, the light signal that needs send is sent to described light signal receiving equipment by the single fiber be connected with described light signal receiving equipment by described light signal transmitting by the interface configuration of described light signal transmitting;
Described light signal receiving equipment, for receiving the light signal that described light signal transmitting sends.
12., according to system described in claim 11, is characterized in that,
Described light signal transmitting is: bypass equipment;
Described light signal receiving equipment is: message analysis server.
13. according to claim 11 or 12 system, it is characterized in that,
The described single fiber by being connected with described light signal receiving equipment, described light signal receiving equipment is sent to comprise by needing the light signal sent: the signal of telecommunication inputting predetermined code check to described optical module, make the driving chip of described optical module drive the Laser Devices of optical module to produce light signal, the light signal that described Laser Devices produce is sent to described light signal receiving equipment by the single fiber be connected with described light signal receiving equipment by described light signal transmitting.
14. according to claim 11 or 12 system, it is characterized in that,
Described is set up physical link state with opposite end to comprise by the interface configuration be connected with described light signal receiving equipment in described light signal transmitting: be set to by the mode bit of the register of the interface in described light signal transmitting set up physical link state with opposite end.
15., according to system described in claim 13, is characterized in that,
Described is set up physical link state with opposite end to comprise by the interface configuration be connected with described light signal receiving equipment in described light signal transmitting: be set to by the mode bit of the register of the interface in described light signal transmitting set up physical link state with opposite end.
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| CN201110287931.0A CN102347798B (en) | 2011-09-26 | 2011-09-26 | Optical signal transmission method, equipment and transmission systemof optical signal |
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| CN201110287931.0A CN102347798B (en) | 2011-09-26 | 2011-09-26 | Optical signal transmission method, equipment and transmission systemof optical signal |
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| CN105915286B (en) * | 2016-04-14 | 2018-06-05 | 北京锐安科技有限公司 | Data distribution method and current divider |
| CN106470070B (en) * | 2016-09-28 | 2019-02-19 | 杭州迪普科技股份有限公司 | The method and apparatus for detecting link state |
| CN111555985B (en) * | 2020-04-26 | 2022-06-28 | 恒安嘉新（北京）科技股份公司 | Flow shunting module and flow shunting system |
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| US5937126A (en) * | 1996-12-10 | 1999-08-10 | Kokusai Denshin Denwa Kabushiki Kaisha | Optically amplifying/repeating transmission system and optical amplifier |
| CN101356771A (en) * | 2005-11-16 | 2009-01-28 | 松下电器产业株式会社 | Radio communication device and self-organization routing route information acquiring method |
| CN102104401A (en) * | 2009-12-22 | 2011-06-22 | 上海晨兴希姆通电子科技有限公司 | Radio communication module |
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| US5937126A (en) * | 1996-12-10 | 1999-08-10 | Kokusai Denshin Denwa Kabushiki Kaisha | Optically amplifying/repeating transmission system and optical amplifier |
| CN101356771A (en) * | 2005-11-16 | 2009-01-28 | 松下电器产业株式会社 | Radio communication device and self-organization routing route information acquiring method |
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