CN105306138B - It is a kind of to the detection and processing method of optical network unit ONU, device and ONU - Google Patents
It is a kind of to the detection and processing method of optical network unit ONU, device and ONU Download PDFInfo
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- CN105306138B CN105306138B CN201410298873.5A CN201410298873A CN105306138B CN 105306138 B CN105306138 B CN 105306138B CN 201410298873 A CN201410298873 A CN 201410298873A CN 105306138 B CN105306138 B CN 105306138B
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Abstract
The present invention provides a kind of to the detection and processing method of optical network unit ONU, device and ONU, it is related to the communications field, downlink business can not work normally after solving the problems, such as abnormal luminous ONU closings in the prior art, applied to including sending optical module and receiving the ONU of optical module, the ONU further includes mutually independent transmission data processing unit and reception data processing unit, wherein, the transmission optical module is connect with the transmission data processing unit, the reception optical module is connect with the reception data processing unit, and the detection and processing method include：The presupposed information for sending optical module is obtained, and judges whether the working condition for sending optical module is abnormal according to the presupposed information；When judge it is described send optical module working condition exception when, close the transmission optical module, and keep it is described reception optical module and it is described receive data processing unit it is normally-open.The solution of the present invention realizes the normal operation of downlink business after abnormal luminous ONU is closed.
Description
Technical field
The present invention relates to the communications field, more particularly to it is a kind of to the detection of optical network unit ONU and processing method, device and
ONU。
Background technology
Passive optical network PON technology is to realize the mainstream technology of intelligent acess FTTx, as shown in Figure 1, typical PON system
It is made of local side apparatus optical line terminal OLT, ustomer premises access equipment optical network unit ONU and Optical Distribution Network ODN, " passive " is
Refer to and does not contain any active electronic device and electronic power supply in ODN, it is all passive by optical fiber and light point/combiner Splitter etc.
Optical device forms.
Wherein, ONU uplinks use time division multiplexing tdm mode shared link, therefore are in long hair when a certain ONU breaks down
When light state, all ONU being connected with the PON of OLT mouths will be caused to can not work normally.
There is the technical solution that two classes detect long luminance ONU in EPON and GPON systems at present：OLT centralized detectings and ONU are certainly
Row detection.The mechanism of the long luminous signal of OLT centralized detecting ONU uplinks：When OLT has detected ONU long hair light, one is used first
Fixed algorithm finds out faulted ONU, then sends instructions down and closes the ONU.ONU voluntarily detects long luminous mechanism：ONU is detected
There are when long hair light, optical module power supply is voluntarily closed.
Prior art the problem is that：OLT or ONU itself detects abnormal luminous ONU (typically long hairs
Light), the power supply of its optical module will be closed, so that long luminance ONU uplink and downlink business is transmitted while interrupting, lead to the user under the ONU
Network can not be connected, the downlink broadcast services such as Interactive Internet TV IPTV can not work normally.
Invention content
The technical problem to be solved in the present invention is to provide a kind of detection to optical network unit ONU and processing method, devices
And ONU, the downlink business for solving the problem of to close the ONU after abnormal luminous ONU in the prior art can not work normally.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of detection and processing to optical network unit ONU
Method is applied to include the ONU for sending optical module and receiving optical module, and the ONU further includes at mutually independent transmission data
It manages unit and receives data processing unit, wherein the transmission optical module is connect with the transmission data processing unit, described to connect
It receives optical module to connect with the reception data processing unit, the detection and processing method include：
The presupposed information for sending optical module is obtained, and the work for sending optical module is judged according to the presupposed information
Whether abnormal make state；
When judging the working condition exception for sending optical module, the transmission optical module is closed, and connect described in holding
Receive optical module and it is described receive data processing unit it is normally-open.
Wherein, after closing the transmission optical module, also it is further turned off the transmission data processing unit.
Wherein, described to obtain the presupposed information of the transmission optical module, and the transmission is judged according to the presupposed information
Whether abnormal step includes the working condition of optical module：
Obtain the current information backwards for sending optical module, and the detection situation of change backwards to current information；
Judge whether the working condition for sending optical module is abnormal according to the situation of change backwards to current information.
Wherein, whether just to judge the working condition of transmission optical module backwards to the situation of change of current information described in the basis
Normal step includes：
When the variation backwards to current information occurs abnormal, judge that the working condition for sending optical module is abnormal.
Wherein, when judging the working condition exception for sending optical module, the transmission optical module is closed, and keep institute
It states reception optical module and the normally-open step for receiving data processing unit includes：
When judging the working condition exception for sending optical module, an indication signal is sent out；
According to the indication signal, the transmission optical module is closed, and keeps the reception optical module and the reception
Data processing unit it is normally-open.
Wherein, when judging the working condition exception for sending optical module, the transmission optical module is closed, and keep institute
It states after receiving optical module and the normally-open step for receiving data processing unit and further includes：
After restarting the ONU, the presupposed information for sending optical module is reacquired, and according to the default letter of reacquisition
Breath judges whether the working condition for sending optical module is abnormal；
When judging the working condition exception for sending optical module, the power supply for sending optical module is closed.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of detection to optical network unit ONU and place
Device is managed, is applied to include the ONU for sending optical module and receiving optical module, the ONU further includes mutually independent transmission data
Processing unit and reception data processing unit, wherein the transmission optical module is connect with the transmission data processing unit, described
It receives optical module to connect with the reception data processing unit, the detection and processing unit include：
Judgment module, for obtaining the presupposed information for sending optical module, and according to described in presupposed information judgement
Whether the working condition for sending optical module is abnormal；
Processing module, for when judging the working condition exception for sending optical module, closing the transmission optical module,
And keep it is described reception optical module and it is described receive data processing unit it is normally-open.
Wherein, the processing module is used for after closing the transmission optical module, is also further turned off the transmission data
Processing unit.
Wherein, the judgment module includes：
Detection module, the current information backwards of the transmission optical module for acquisition, and believe backwards to electric current described in detection
The situation of change of breath；
Judging submodule, for according to the working condition for sending optical module backwards to the situation of change judgement of current information
It is whether abnormal.
Wherein, the processing module includes：
Module is sent out, for when judging the working condition exception for sending optical module, sending out an indication signal；
Submodule is handled, for according to the indication signal, closing the transmission optical module, and keep the reception optical mode
Block and it is described receive data processing unit it is normally-open.
Wherein, the detection and processing unit further include：
Restart module, after restarting the ONU, reacquires the presupposed information for sending optical module, and according to weight
The presupposed information newly obtained judges whether the working condition for sending optical module is abnormal；
Control module, for when judging the working condition exception for sending optical module, closing the transmission optical module
Power supply.
In order to solve the above technical problems, the embodiment of the present invention also provides a kind of optical network unit ONU, including send optical mode
Block and reception optical module further include：Mutually independent transmission data processing unit and reception data processing unit, wherein described
It sends optical module to connect with the transmission data processing unit, the reception optical module connects with the reception data processing unit
It connects, the ONU further includes：
With the transmission data processing unit and the chip controls unit for receiving data processing unit and being separately connected；
The electric treatment module being connect with the transmission optical module；
With the electric treatment module, the central processing unit for sending optical module and the chip controls unit and being separately connected
CPU；
Wherein, the electric treatment module is used to obtain the presupposed information for sending optical module, and according to the default letter
Breath judges whether the working condition for sending optical module is abnormal, and works as and judge that the working condition for sending optical module is abnormal
When, send out an indication signal；
After the CPU is used to get the indication signal that the electric treatment module is sent, the transmission optical module is closed, and
It keeps described and receives the normally-open of optical module, and send the indication signal to the chip controls unit；
The chip controls unit is used for after receiving the indication signal, closes the reception optical module, and keep
It is described to receive the normally-open of data processing unit.
The above-mentioned technical proposal of the present invention has the beneficial effect that：
The detection to optical network unit ONU of the embodiment of the present invention and processing method, be applied to include transmission optical module and
The ONU of optical module is received, which further includes mutually independent transmission data processing unit and receives data processing unit, wherein
It sends optical module to connect with transmission data processing unit, receives optical module and connect with data processing unit is received.The present invention is implemented
The detection of example and processing method obtain the presupposed information for sending optical module, and judge the transmission optical mode according to presupposed information first
Whether the working condition of block is abnormal；When judging to send the working condition exception of optical module, the transmission optical module is closed, and keep
It receives optical module and receives the normally-open of data processing unit.After detecting abnormal luminous ONU, the ONU is only closed
Uplink service, so that the downlink business such as the IPTV of the ONU is still kept normal operation, optimize processing mode, improve user's body
It tests.
Description of the drawings
Fig. 1 is the structural schematic diagram of one specific embodiment of PON networkings in the prior art；
Fig. 2 is the flow chart of detection and processing method of the present invention to optical network unit ONU；
Fig. 3 is the present invention to the detection of optical network unit ONU and the structural schematic diagram of processing method；
Fig. 4 is the structural schematic diagram of one specific embodiment of optical network unit ONU of the present invention.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The detection to optical network unit ONU of the embodiment of the present invention and processing method, realize and only close abnormal luminous ONU
Uplink service, so that the downlink business such as the IPTV of the ONU is still kept the purpose of normal operation, optimize processing mode, improve
User experience.
As shown in Fig. 2, detection to optical network unit ONU and the processing method of the embodiment of the present invention, are applied to include sending out
It send optical module and receives the ONU of optical module, the ONU further includes mutually independent transmission data processing unit and receives at data
Manage unit, wherein the transmission optical module is connect with the transmission data processing unit, the reception optical module and the reception
Data processing unit connects, and the detection and processing method include：
Step 11, the presupposed information of the transmission optical module is obtained, and the transmission light is judged according to the presupposed information
Whether the working condition of module is abnormal；
Step 12, when judging the working condition exception for sending optical module, the transmission optical module is closed, and keep
It is described receive optical module and it is described receive data processing unit it is normally-open.
The detection to optical network unit ONU of the embodiment of the present invention and processing method obtain ONU and send optical module first
Presupposed information, and judge whether the working condition of the transmission optical module is abnormal according to presupposed information；When judgement sends optical module
When working condition exception, the transmission optical module is closed, and keeps receiving optical module and receives the just normally opened of data processing unit
It opens.After detecting abnormal luminous ONU, the uplink service of the ONU is only closed, the downlink business such as the IPTV of the ONU is made still to protect
Normal operation is held, processing mode is optimized, the user experience is improved.
Wherein, the working condition for sending optical module refers to the abnormal luminous phenomenon of transmission optical module appearance extremely, further refers to hair
Optical module is sent long luminescence phenomenon occur.
In specific embodiments of the present invention, above-mentioned steps 12 can be also further turned off after closing the transmission optical module
The transmission data processing unit.
At this point, sending optical module by closing, and keeps receiving optical module and receives the normally-open of data processing unit,
So that the downlink broadcast services of abnormal luminous ONU is remained to normal operation, has simultaneously closed off and be not required to transmission data processing to be used
Unit saves system power dissipation.
Wherein, the step of above-mentioned steps 11 may include：
Step 111, the current information backwards for sending optical module, and the detection variation backwards to current information are obtained
Situation；
Step 112, judge whether the working condition for sending optical module is different according to the situation of change backwards to current information
Often.
At this point, the situation of change backwards to current information by sending optical module, energy accurate judgement send the work of optical module
Whether abnormal make state, to carry out respective handling to abnormal luminous ONU, improves the accuracy of judgement, improve systematicness
Energy.
Wherein, usually when the transmission optical module of ONU occurs abnormal, being also abnormal backwards to electric current for optical module is sent
Variation, therefore, the step of above-mentioned steps 112, may include：
Step 1121, when the variation backwards to current information occurs abnormal, judge the work for sending optical module
Abnormal state.
At this point, when detecting that the variation backwards to current information occurs abnormal, the work for sending optical module can be judged in time
Make state and exception occur, to detect abnormal luminous ONU in time, to improve treatment effeciency.
In specific embodiments of the present invention, the step of above-mentioned steps 12, may include：
Step 121, when judging the working condition exception for sending optical module, an indication signal is sent out；
Step 122, according to the indication signal, close the transmission optical module, and keep the reception optical module and
It is described to receive the normally-open of data processing unit.
At this point, quickly accurately the message for sending optical module working condition exception is passed by indication signal energy
It is defeated, it to close transmission optical module, and keeps receiving optical module and receives the normally-open of data processing unit, improve place
Efficiency and the accuracy of operation are managed, system performance is improved.
Wherein, can also include behind the step of above-mentioned steps 12：
Step 13, after restarting the ONU, the presupposed information for sending optical module is reacquired, and according to reacquisition
Presupposed information judge whether the working condition for sending optical module abnormal；
Step 14, when judging the working condition exception for sending optical module, the power supply for sending optical module is closed
Power supply.
At this point, after the transmission optical module for closing abnormal luminous ONU, by restarting ONU, and according to the default of reacquisition
Information judges whether the working condition for sending optical module is abnormal, realizes the further investigation to ONU failures.If the ONU exists
After restarting, the working condition of optical module is sent without exception, then judges that the transmission optical module can work on, is keeping ONU just
Normal working condition；If the ONU is after restart, sending the working condition of optical module, there are still exceptions, then judge the transmission light
Module is there are failure and cannot work on, and needs to close the power supply for sending optical module, permanently to close the transmission optical mode
Block avoids having an impact other ONU equipments.To optimize processing mode, system performance is improved.
Specific embodiments of the present invention are illustrated below below.
The detection to optical network unit ONU of the embodiment of the present invention and processing method, be applied to include transmission optical module and
The ONU of optical module is received, which further includes mutually independent transmission data processing unit and reception data processing unit, wherein
It sends optical module to connect with transmission data processing unit, receives optical module and connect with data processing unit is received.The detection and place
Reason method obtains the current information backwards for sending optical module, and detects the situation of change backwards to current information first；Then basis
Judge whether the working condition for sending optical module is abnormal backwards to the situation of change of current information, wherein when the change backwards to current information
When dissolving existing exception, judge that the working condition for sending optical module is abnormal；When the working condition exception for judging the transmission optical module
When, send out an indication signal；According to the indication signal, closes and sends optical module, and be further turned off transmission data processing unit,
And it keeps receiving optical module and receives the normally-open of data processing unit.Make abnormal luminous ONU not and influence other ONU to set
Standby normal work, while the normal operation of downlink business is kept, processing mode is optimized, the user experience is improved.
The detection to optical network unit ONU of the embodiment of the present invention and processing method, realize and only close abnormal luminous ONU
Uplink service, so that the downlink business such as the IPTV of the ONU is still kept the purpose of normal operation, optimize processing mode, improve
User experience.
As shown in figure 3, the embodiments of the present invention also provide a kind of detection to optical network unit ONU and processing unit,
Applied to including sending optical module and receiving the ONU of optical module, the ONU further includes mutually independent transmission data processing unit
And receive data processing unit, wherein the transmission optical module is connect with the transmission data processing unit, the reception optical mode
Block is connect with the reception data processing unit, and the detection and processing unit include：
Judgment module, for obtaining the presupposed information for sending optical module, and according to described in presupposed information judgement
Whether the working condition for sending optical module is abnormal；
Processing module, for when judging the working condition exception for sending optical module, closing the transmission optical module,
And keep it is described reception optical module and it is described receive data processing unit it is normally-open.
The detection to optical network unit ONU of the embodiment of the present invention and processing unit, realize and only close abnormal luminous ONU
Uplink service, so that the downlink business such as the IPTV of the ONU is still kept the purpose of normal operation, optimize processing mode, improve
User experience.
Wherein, the processing module is used for after closing the transmission optical module, is also further turned off the transmission data
Processing unit.
At this point, sending optical module by closing, and keeps receiving optical module and receives the normally-open of data processing unit,
So that the downlink broadcast services of abnormal luminous ONU is remained to normal operation, has simultaneously closed off and be not required to transmission data processing to be used
Unit saves system power dissipation.
Wherein, the judgment module includes：
Detection module, the current information backwards of the transmission optical module for acquisition, and believe backwards to electric current described in detection
The situation of change of breath；
Judging submodule, for according to the working condition for sending optical module backwards to the situation of change judgement of current information
It is whether abnormal.
At this point, the situation of change backwards to current information by sending optical module, energy accurate judgement send the work of optical module
Whether abnormal make state, to carry out respective handling to abnormal luminous ONU, improves the accuracy of judgement, improve systematicness
Energy.
Wherein, the judging submodule specifically can be used for：When the variation backwards to current information occurs abnormal, sentence
The disconnected working condition for sending optical module is abnormal.
At this point, when detecting that the variation backwards to current information occurs abnormal, the work for sending optical module can be judged in time
Make state and exception occur, to detect abnormal luminous ONU in time, to improve treatment effeciency.
Wherein, the processing module includes：
Module is sent out, for when judging the working condition exception for sending optical module, sending out an indication signal；
Submodule is handled, for according to the indication signal, closing the transmission optical module, and keep the reception optical mode
Block and it is described receive data processing unit it is normally-open.
At this point, quickly accurately the message for sending optical module working condition exception is passed by indication signal energy
It is defeated, it to close transmission optical module, and keeps receiving optical module and receives the normally-open of data processing unit, improve place
Efficiency and the accuracy of operation are managed, system performance is improved.
Wherein, above-mentioned processing submodule is specifically used for after closing the transmission optical module, is also further turned off the hair
Send data processing unit.
Wherein, the detection and processing unit further include：
Restart module, after restarting the ONU, reacquires the presupposed information for sending optical module, and according to weight
The presupposed information newly obtained judges whether the working condition for sending optical module is abnormal；
Control module, for when judging the working condition exception for sending optical module, closing the transmission optical module
Power supply.
At this point, after closing the transmission optical module of abnormal luminous ONU, by restarting ONU, and according to the default letter of reacquisition
Breath judges whether the working condition for sending optical module is abnormal, realizes the further investigation to ONU failures, optimizes processing side
Formula improves system performance.
The detection to optical network unit ONU of the embodiment of the present invention and processing unit, realize and only close abnormal luminous ONU
Uplink service, so that the downlink business such as the IPTV of the ONU is still kept the purpose of normal operation, optimize processing mode, improve
User experience.
It should be noted that the detection and processing unit to optical network unit ONU is with above-mentioned to optical network unit ONU
Detection and the corresponding device of processing method, wherein in above-mentioned detection and processing method embodiment all realization methods be applicable in
In the embodiment of the detection and processing unit, it can also reach same technique effect.
As shown in figure 4, since the embodiment of the present invention is applied to ONU to the detection of optical network unit ONU and processing unit,
Therefore, the embodiment of the present invention additionally provides a kind of optical network unit ONU, including sends optical module and receive optical module, further includes：
Mutually independent transmission data processing unit and reception data processing unit, wherein the transmission optical module and the transmission number
It is connected according to processing unit, the reception optical module is connect with the reception data processing unit, and the ONU further includes：
With the transmission data processing unit and the chip controls unit for receiving data processing unit and being separately connected；
The electric treatment module being connect with the transmission optical module；
With the electric treatment module, the central processing unit for sending optical module and the chip controls unit and being separately connected
CPU；
Wherein, the electric treatment module is used to obtain the presupposed information for sending optical module, and according to the default letter
Breath judges whether the working condition for sending optical module is abnormal, and works as and judge that the working condition for sending optical module is abnormal
When, send out an indication signal；
After the CPU is used to get the indication signal that the electric treatment module is sent, the transmission optical module is closed, and
It keeps described and receives the normally-open of optical module, and send the indication signal to the chip controls unit；
The chip controls unit is used for after receiving the indication signal, closes the reception optical module, and keep
It is described to receive the normally-open of data processing unit.
The optical network unit ONU of the embodiment of the present invention realizes the uplink service for only closing abnormal luminous ONU, makes the ONU
The downlink business such as IPTV still keep the purpose of normal operation, optimize processing mode, the user experience is improved.
Wherein, transmission data processing unit, reception data processing unit and chip controls unit can concentrate on a core
On piece forms ONU chips.
Wherein, above-mentioned judgment module in the detection of optical network unit ONU and processing unit and module correspondence is sent out
In the electric treatment module of the optical network unit ONU of the embodiment of the present invention, above-mentioned processing submodule corresponds to the embodiment of the present invention
The CPU and chip controls unit of optical network unit ONU.Therefore, above-mentioned to the detection of optical network unit ONU and the institute of processing unit
It states and realizes that embodiment suitable for the embodiment of the optical network unit ONU, can also reach identical technique effect.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of detection and processing method to optical network unit ONU is applied to include sending optical module and reception optical module
ONU, which is characterized in that the ONU further include mutually independent transmission data processing unit and receive data processing unit,
In, the transmission optical module is connect with the transmission data processing unit, the reception optical module and the reception data processing
Unit connects, and the detection and processing method include：
The presupposed information for sending optical module is obtained, and the work shape for sending optical module is judged according to the presupposed information
Whether state is abnormal；
When judging the working condition exception for sending optical module, the transmission optical module is closed, and keep the reception light
Module and it is described receive data processing unit it is normally-open, to make the downlink business of the ONU still keep normal operation；
When judging the working condition exception for sending optical module, the transmission optical module is closed, and keep the reception light
Further include after module and the normally-open step for receiving data processing unit：
After restarting the ONU, the presupposed information of the transmission optical module is reacquired, and is sentenced according to the presupposed information of reacquisition
Whether the disconnected working condition for sending optical module is abnormal；
When judging the working condition exception for sending optical module, the power supply for sending optical module is closed.
2. detection according to claim 1 and processing method, which is characterized in that after closing the transmission optical module, also
It is further turned off the transmission data processing unit.
3. detection according to claim 1 and processing method, which is characterized in that described to obtain the pre- of the transmission optical module
If information, and judge whether abnormal step includes the working condition for sending optical module according to the presupposed information：
Obtain the current information backwards for sending optical module, and the detection situation of change backwards to current information；
Judge whether the working condition for sending optical module is abnormal according to the situation of change backwards to current information.
4. detection according to claim 3 and processing method, which is characterized in that backwards to current information described in the basis
Situation of change judges that the whether normal step of the working condition for sending optical module includes：
When the variation backwards to current information occurs abnormal, judge that the working condition for sending optical module is abnormal.
5. detection according to claim 1 and processing method, which is characterized in that when the work for judging the transmission optical module
When abnormal state, the transmission optical module is closed, and keeps the reception optical module and described receive data processing unit
Normally-open step includes：
When judging the working condition exception for sending optical module, an indication signal is sent out；
According to the indication signal, the transmission optical module is closed, and keeps the reception optical module and the reception data
Processing unit it is normally-open.
6. a kind of detection and processing unit to optical network unit ONU is applied to include sending optical module and reception optical module
ONU, which is characterized in that the ONU further include mutually independent transmission data processing unit and receive data processing unit,
In, the transmission optical module is connect with the transmission data processing unit, the reception optical module and the reception data processing
Unit connects, and the detection and processing unit include：
Judgment module, the presupposed information for obtaining the transmission optical module, and the transmission is judged according to the presupposed information
Whether the working condition of optical module is abnormal；
Processing module, for when judging the working condition exception for sending optical module, closing the transmission optical module, and protect
Hold it is described reception optical module and it is described receive data processing unit it is normally-open, to make the downlink business of the ONU still
Keep normal operation；
The detection and processing unit further include：
Restart module, after restarting the ONU, reacquires the presupposed information for sending optical module, and according to obtaining again
The presupposed information taken judges whether the working condition for sending optical module is abnormal；
Control module, for when judging the working condition exception for sending optical module, closing the confession for sending optical module
Power supply.
7. detection according to claim 6 and processing unit, which is characterized in that the processing module is used to close institute
It states after sending optical module, is also further turned off the transmission data processing unit.
8. detection according to claim 6 and processing unit, which is characterized in that the judgment module includes：
Detection module, the current information backwards of the transmission optical module for acquisition, and backwards to current information described in detection
Situation of change；
Judging submodule, for judged according to the situation of change backwards to current information transmission optical module working condition whether
It is abnormal.
9. detection according to claim 6 and processing unit, which is characterized in that the processing module includes：
Module is sent out, for when judging the working condition exception for sending optical module, sending out an indication signal；
Handle submodule, for according to the indication signal, close the transmission optical module, and keep the reception optical module with
And the reception data processing unit is normally-open.
10. a kind of optical network unit ONU, including send optical module and receive optical module, which is characterized in that further include：Mutually solely
Vertical transmission data processing unit and reception data processing unit, wherein the transmission optical module is handled with the transmission data
Unit connects, and the reception optical module is connect with the reception data processing unit, and the ONU further includes：
With the transmission data processing unit and the chip controls unit for receiving data processing unit and being separately connected；
The electric treatment module being connect with the transmission optical module；
With the electric treatment module, the central processor CPU for sending optical module and the chip controls unit and being separately connected；
Wherein, the electric treatment module is used to obtain the presupposed information of the transmission optical module, and is sentenced according to the presupposed information
Whether the disconnected working condition for sending optical module is abnormal, and when judging the working condition exception for sending optical module, hair
Go out an indication signal；
After the CPU is used to get the indication signal that the electric treatment module is sent, the transmission optical module is closed, and keep
It is described to receive the normally-open of optical module, and send the indication signal to the chip controls unit；
The chip controls unit is used for after receiving the indication signal, closes the reception optical module, and described in holding
The normally-open of data processing unit is received, to make the downlink business of the ONU still keep normal operation；
The CPU is additionally operable to：After restarting the ONU, the presupposed information for sending optical module is reacquired, and according to obtaining again
The presupposed information taken judges whether the working condition for sending optical module is abnormal；Judging the work shape for sending optical module
When state exception, the power supply for sending optical module is closed.
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| CN201410298873.5A CN105306138B (en) | 2014-06-26 | 2014-06-26 | It is a kind of to the detection and processing method of optical network unit ONU, device and ONU |
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| CN201410298873.5A CN105306138B (en) | 2014-06-26 | 2014-06-26 | It is a kind of to the detection and processing method of optical network unit ONU, device and ONU |
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| CN103236890A (en) * | 2013-04-15 | 2013-08-07 | 浙江工业大学 | ONU (optical network unit) intelligent optical transceiver module capable of automatically closing long-emission laser device |
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