CN101631050A - Device and method for positioning fault point in transmission network - Google Patents
Device and method for positioning fault point in transmission network Download PDFInfo
- Publication number
- CN101631050A CN101631050A CN200910108279A CN200910108279A CN101631050A CN 101631050 A CN101631050 A CN 101631050A CN 200910108279 A CN200910108279 A CN 200910108279A CN 200910108279 A CN200910108279 A CN 200910108279A CN 101631050 A CN101631050 A CN 101631050A
- Authority
- CN
- China
- Prior art keywords
- module
- loopback
- service
- separate service
- transmission network
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/14—Monitoring arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0677—Localisation of faults
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Small-Scale Networks (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Abstract
The invention discloses a device and a method for positioning a fault point in a transmission network. The device comprises a two-way data image channel used for connecting a transmission network, a service processing module used for mapping a space division service with the two-way data image channel, a loopback module connected with the service processing module and a controller, wherein the two-way data image channel maps the space division service of the transmission network to the service processing module during positioning a fault point; the service processing module decomposes the space division service into time division services and sends the time division services to the loopback module, and the time division services comprise loopback services; the loopback module directly carries out cross positioning of the fault point on the loopback services; the service processing module packages the time division services which are processed by loopback into the space division service and then maps and returns the space division service to the transmission network through the two-way data image channel. The invention introduces the image method, thereby realizing the loopback fault positioning of the services of all granularities with through sites, and meanwhile, the services of other irrelevant channels cannot be influenced.
Description
Technical field
The present invention relates to field of data transmission, be specifically related to a kind of device and method of the SDH of being applied to transmission network.
Background technology
SDH transmits network and occupied indispensable critical role in whole communication network, and along with the high speed development of communication, the business in the network presents variation.Simultaneously, in order to reduce the wasting of resources, make full use of conventional network resources, various variable grains, dissimilar business, the phenomenon of the shared same transmission channel of different operators get more and more.The expansion of network and professional variation, the complicated one side that transmission channel is used make the network operation maintenance more important, have increased the difficulty that network operation is safeguarded on the other hand.Therefore, it is just particularly important to carry out the location of fault point fast under the situation that does not influence irrelevant channel service.
Generally adopt alarm performance monitoring the carrying out operational monitoring and the maintenance of the whole network business of SDH architecture definition itself at present in the SDH network.And the client all requires to have and utilizes loopback to carry out the quick positioning function of fault.The subject matter that exists is:
At professional up and down website, can be to business realizing loopback about all.But, can only for the business that sky divides, can only realize the loopback of VC4 business to the loopback of time-division business realizing VC3/VC12/VC11 for the intermediate stations of break-through.The consequence that causes is: when the part of V C12 among the VC4 breaks down, thereby can't realize the location of fault point by the VC12 that breaks down being carried out loopback, can only position by VC4 loopback.This can have influence on the business of the irrelevant passage of fault VC12 and interrupt simultaneously, does not meet the requirement of online fault location.
Existing patent documentation comprises that number of patent application is Chinese patent " SDH transmission cable fault detection system " and two pieces of foreign patents of CN200941616, first piece is that application number is the Japan Patent of JP10032611A, denomination of invention is " Transmission Line Test Method and System ", another piece is that application number is the European patent of EP1014603A2, and denomination of invention is " Method fordetecting and locating a break in a synchronous digital hierarchy (SDH) Opticallink system ".Described Chinese patent " SDH transmission cable fault detection system " adopts increases the method that inserts optical branching device or connector in optical link, the connection status of a plurality of optical links is monitored, and can't reach market demand is carried out fault location respectively to the fault business purpose.Similarly, Japan Patent JP10032611A has also provided a kind of method of optical link status monitoring.A kind of business also can the identification or be detected in the SDH network in PDH network or WDM network that European patent EP 1014603A2 then provides.Above two pieces of foreign patents can't reach the market demand equally.
Summary of the invention
Main purpose of the present invention is: provide a kind of under the situation of the business that does not influence irrelevant passage, can realize the device and method of the fault location of various particle service loops at the break-through website.
Technical problem of the present invention is solved by the following technical programs: localization of fault device in a kind of transmission network, comprise and be used for the bi-directional data mirror-image channels that is connected with transmission network, shine upon the Service Processing Module of empty separate service with the bi-directional data mirror-image channels, the loopback module and the controller that are connected with Service Processing Module, controller connects and control bi-directional data mirror-image channels, Service Processing Module and loopback module, during fault location point, described bi-directional data mirror-image channels is mapped to Service Processing Module with the empty separate service of transmission network, separate service when described Service Processing Module is converted to empty separate service, and send to the loopback module, described time-division business comprises the loopback business, the loopback module is with the professional directly cross bearing fault point of loopback, described Service Processing Module is packaged into the sky separate service with the time separate service of loop back processing being, returns transmission network by the mapping of bi-directional data mirror-image channels then.
The localization of fault device also further comprises a clock control module in the described transmission network, and described clock control module connects controller, is used for being synchronized with the system clock of website.
In the present embodiment, described bi-directional data mirror-image channels comprises the first mirror image module that connects Service Processing Module and empty separate service and is connected Service Processing Module and the second mirror image module of empty separate service.
Preferably, described Service Processing Module comprise the empty separate service decomposing module that is connected with controller and the time separate service package module, separate service when described empty separate service decomposing module will be converted to from the empty separate service that the transmission network mapping comes, through loopback module loopback location, deliver to that the separate service package module is encapsulated as the sky separate service once more when described.
Specifically, separate service when described empty separate service decomposing module will be converted to from the empty separate service that the transmission network mapping comes, described time-division business comprises the professional and non-loopback business of loopback, through loopback module loopback location, delivers to that the separate service package module is encapsulated as the sky separate service once more when described again.
Preferably, described loopback module comprises time-division Switch Controller that is connected with controller and the cross-interaction matrix of time division of being controlled by the time-division Switch Controller, described cross-interaction matrix of time division and described empty separate service decomposing module with the time separate service package module be connected, described cross-interaction matrix of time division will directly intersect and non-loopback business will be intersected according to the cross reference of client's business from the loopback of empty separate service decomposing module is professional, and the separate service package module encapsulates when returning then.
The invention still further relates to fault point positioning method in a kind of transmission network, comprise the steps:
By the bi-directional data mirror-image channels the empty separate service of transmission network is mapped to Service Processing Module;
Separate service when described Service Processing Module will be mapped to local empty separate service and be converted to, and send the loopback module to, described time-division business comprises the loopback business;
Described loopback module is delivered to Service Processing Module then with the professional directly cross bearing fault point of loopback;
Described Service Processing Module is packaged into the sky separate service with the time separate service of loop back processing being, returns transmission network by the mapping of bi-directional data mirror-image channels then.
Preferably, described bi-directional data mirror-image channels comprises the first mirror image module that connects Service Processing Module and empty separate service and is connected Service Processing Module and the second mirror image module of empty separate service, separate service when described Service Processing Module will be converted to from the empty separate service that the transmission network mapping comes, described time-division business comprises the professional and non-loopback business of loopback.
Described loopback module will directly be intersected and non-loopback business will be intersected according to the cross reference of client's business from the loopback of Service Processing Module is professional, return Service Processing Module then and be encapsulated as the sky separate service once more.
The present invention's beneficial effect compared with prior art is: the 1) device and method of localization of fault in the transmission network of the present invention, introduce mirror method, not only realized the loopback fault positioning of the business of all granularities, do not influenced the business of other irrelevant passages simultaneously at middle break-through website; 2) device and method of localization of fault in the transmission network of the present invention, introduce mirror method, make for intermediate stations, when satisfying market demand, do not need all business all to adopt full-time branch to intersect, can be according to the service conditions of reality, to the professional intersection that adopts empty branch of the VC4 of transparent transmission; 3) device and method of localization of fault in the transmission network of the present invention is introduced mirror method, does not need all business all to adopt full-time branch to intersect, and reduces the complexity of device processes on the one hand, reduces time-delay; Can save the resource that realizes that cross matrix needs on the other hand greatly, reduce equipment cost, can realize on-the-spot real time fail location.
Description of drawings
Fig. 1 is the structural representation of localization of fault device in the embodiment of the invention transmission network;
Fig. 2 is the first/the second mirror image modular structure schematic diagram of localization of fault device in the embodiment of the invention transmission network.
Fig. 3 is the structural representation of the Service Processing Module of localization of fault device in the embodiment of the invention transmission network;
Fig. 4 is the structural representation of the loopback module of localization of fault device in the embodiment of the invention transmission network;
Fig. 5 is the flow chart of the data processing method of fault point positioning method in the embodiment of the invention transmission network.
Embodiment
Also in conjunction with the accompanying drawings the present invention is described in further details below by concrete execution mode.
Localization of fault device and method in the transmission network that this example relates to is used for the localization of fault of transmission network.
Please refer to Fig. 1, localization of fault device in this routine transmission network, comprise the bi-directional data mirror-image channels that is connected with transmission network, shine upon the Service Processing Module 102 of empty separate service, the loopback module 103 that is connected with Service Processing Module 102 and controller 500 with the bi-directional data mirror-image channels, controller 500 connects also control bi-directional data mirror-image channels, Service Processing Module 102 and loopback module 103.
This routine localization of fault device also further comprises clock control module 520, and clock control module 520 connects controllers 500 and is used for clock synchronization with whole device in the system clock of website.
Please also refer to Fig. 2, in this example, empty separate service is the VC4 business, and the interface channel of transmission network and this device comprises V1 passage or V2 passage.The bi-directional data mirror-image channels comprises the first mirror image module 101 that connects Service Processing Module 102 and V1 passage and is connected Service Processing Module 102 and the second mirror image module 104 of V2 passage.The first mirror image module 101 and the second mirror image module 104 are data interface channels of sky separate service and this device, finish the sky separate service to local download and upload.
The first mirror image module 101 mails to the west with east orientation gives Service Processing Module 102 to the data map that needs carry out the whole VC4 service channel (V1 passage) of loop back processing being to this locality, and is responsible for mailing to the V1 channel data to needs from the west of business module 102 receptions and is mapped to the V1 passage from this locality.
The second mirror image module 104, with the function class of the first mirror image module 101 seemingly, be responsible for giving Service Processing Module 102 to this locality to mailing to the data map that east orientation need carry out the whole VC4 service channel (V2 passage) of loop back processing being, and be responsible for to mail to the V2 channel data from the east orientation of business module 102 receptions and be mapped to the V2 passage from this locality the west.
Figure 2 shows that the structural representation of the first/the second mirror image module 101/104, each module comprises: loopback command process interface 201 and professional the intersection are selected and transmission interface 202.201 maintenances of loopback command process interface are communicated by letter with controller 500, after receiving the loopback order, with the direction of space division cross fabric interface, the selector (figure does not show) of described loopback command process interface 201 controls the first/the second mirror image module 101/104 makes the service downloading of intersection or uploads to this mirror image module.With the direction of Service Processing Module 102 interfaces, give Service Processing Module 102 with downloading to local business, the business that simultaneously Service Processing Module 102 is sent to the mirror image module uploads to corresponding the transmissions mouth of space division cross matrix.When loopback was cancelled, 201 loopback command process interfaces intersect business to select to intersect with the business of transmission interface 202 to be selected to cancel, and makes the sky separate service return the space division cross matrix time slot of former configuration, recovers former space division cross and concerns.
Service Processing Module 102, time separate service according to the client arrives the empty configuration that divides, the debit is to finishing the conversion of separate service then of sky separate service, and originating party separate service when finishing is delivered to the first/the second mirror image module 101/104 of sending direction after the encapsulation once more of empty separate service.
Please also refer to Fig. 3, Service Processing Module 102 comprises the time-division business configuration module 301 that is connected with controller 500, the empty separate service decomposing module 302 that is connected with one of loopback module and the first/the second mirror image module 101/104 and the time separate service package module 303 that is connected with the loopback module.Separate service when empty separate service decomposing module 302 will be converted to from the empty separate service that the transmission network mapping comes.The time-division business comprises the professional and non-loopback business of the VC3/CV12/VC11 that needs loopback.Through loopback module 103 loopbacks location, separate service package module 303 is encapsulated as the sky separate service once more when delivering to.
When hair ring returned order instantly, gap information and time slot intersection information that operating personnel need to be packaged into the VC3/VC12 among the VC4 were informed the localization of fault device.Time-division business configuration module 301 is responsible for communicating by letter with controller 500, receives the VC3/VC12 service configuration information that controller issues.And this service configuration information informed sky separate service decomposing module 302.Empty separate service decomposing module 302 receives after this information according to corresponding VC3/VC12 configuration information the VC4 business is converted to the business of VC3/VC12, gives loopback module 103.The time separate service package module 303 be responsible for remapping and be encapsulated as the business of VC4 particle through the VC3/VC12 business after 103 processing of loopback module, and give the first/the second mirror image module 101/104 of sending direction.
Please in the lump with reference to figure 4, loopback module 103 is used for according to loopback information, finishes the time-division intersection, realizes loopback.Loopback module 103 comprises time-division Switch Controller 401 and cross-interaction matrix of time division 402 two parts that are communicated with controller 500.Cross-interaction matrix of time division 402 and empty separate service decomposing module 302 with the time separate service package module 203 be connected.
Specifically, time-division Switch Controller 401 is responsible for slave controller 500 and is received the original VC3/VC12 time slot cross-over configuration information and the loopback information of VC4 business, and will need the VC3 or the original cross reference cancellation of VC12 of loopback, changes the cross reference of loopback into.Time-division Switch Controller 401 is also controlled cross-interaction matrix of time division 402 and is finished that the time-division intersects and loop back processing being, then business is sent back to the time separate service package module 303 of Service Processing Module 102.Cross-interaction matrix of time division 402 will directly intersect and non-loopback business will be intersected according to the cross reference of client's business from the VC3/CV12/VC11 loopback of empty separate service decomposing module 302 is professional, and separate service package module 303 is encapsulated as the VC4 business once more when returning then.
During fault location point, the first/the second mirror image module 101/104 is mapped to Service Processing Module 102 with the VC4 separate service of transmission network, separate service when Service Processing Module 102 is converted to empty separate service, and send to loopback module 103, loopback module 103 is intersected according to the cross reference of client's business with the professional directly cross bearing fault point of loopback and with non-loopback business, Service Processing Module 102 is packaged into the sky separate service with the time separate service of loop back processing being, returns transmission network by the mapping of the first/the second mirror image module 101/104 then.
This example also relates to fault point positioning method in a kind of transmission network, is used for the localization of fault of transmission network, comprises the steps: by the first/the second mirror image module 101/104 the empty separate service of transmission network to be mapped to Service Processing Module 102; Separate service when Service Processing Module 102 will be mapped to local empty separate service and be converted to, and send loopback module 103 to; Loopback module 103 is intersected according to the cross reference of client's business with the professional directly cross bearing fault point of loopback and with non-loopback business, delivers to Service Processing Module 102 then; Service Processing Module 102 is packaged into the sky separate service with the time separate service of loop back processing being, returns transmission network by the mapping of the first/the second mirror image module 101/104 then.
In the present embodiment, empty separate service is the VC4 business, separate service when Service Processing Module 102 will be converted to from the VC4 business that the transmission network mapping comes, and the time-division business comprises the professional and non-loopback business of the VC3/CV12/VC11 that needs loopback.The loopback module 103 loopback VC3/CV12/VC11 business of Service Processing Module is in the future directly intersected and non-loopback business is intersected according to the cross reference of client's business, returns Service Processing Module 102 then and is encapsulated as the VC4 business once more.
Specifically, the fault location processing method in this routine SDH transmission network comprises following two aspects:
Please refer to Fig. 1, professional by east orientation mail to the west to the time the loopback step:
Steps A: the first mirror image module 101 is set up the mapping relations with the V1 passage, gives Service Processing Module 102 to this locality with the data map of V1 passage;
Step B: after Service Processing Module 102 receives the VC4 particle business of the first mirror image module 101, VC4 is converted to the business of time-division according to client's professional particle requirement;
Step C: loopback module 103 is according to the time slot configuration of time-division relation and loop-back configuration, finish the time-division to intersect, and the business after will intersecting sends Service Processing Module 102 back to, and separate service is to the encapsulation of VC4 business when finishing;
Step D: Service Processing Module 102 is encapsulated as the VC4 business with the time separate service of conversion, gives the second mirror image module 104 simultaneously;
Step e: the second mirror image module 104 is set up the mapping relations with the V2 passage;
Step F: the VC4 business that the second mirror image module 104 is sent Service Processing Module 102 here is mapped to the V2 passage;
Professional by the loopback step of west when mailing to east orientation with professional from east orientation mail to the west to the time identical, opposite direction just.
As shown in Figure 5, the entire process flow process for this routine fault location processing method is as follows:
Step 1: receive loopback message that the user issues and VC3/VC12 time slot and intersect message.Message is handed down to the interface of each module and controller 500 by controller 500, comprises loopback command process interface 201, time-division business configuration module 301, time-division Switch Controller 401;
Step 2: loopback command process interface 201 judges whether to be provided with loopback;
Step 3: if the judged result of step 2 is a "No", promptly cancel loopback, the cancellation mapping relations, the sending and receiving end of space division cross matrix is by change direct space division cross transceive data by the space division cross matrix into from the first/the second mirror image module, 101/104 transmitting and receiving service;
Step 4: if the judged result of step 2 is a "Yes", loopback is set promptly, then sets up mapping relations, the V1/V2 at loopback passage place sets up with professional and intersects the communicating by letter of selection and transmission interface 202;
Step 5: the professional intersection selected to carry out business with transmission interface 202 and intersects selection, and the VC4 business is received and dispatched to change into by the first/the second mirror image module 101/104 by the space division cross matrix and received and dispatched;
Step 6: the business intersection of receiver side is selected to begin to receive the VC4 business from empty sub matrix receiving terminal with transmission interface 202, and is sent to sky separate service decomposing module 302;
Step 7: the time-division service message that empty separate service decomposing module 302 is given according to time-division business configuration module 301 is converted to the VC3/VC12 business with VC4; The time-division business comprises the professional and non-loopback business of VC3/VC12 loopback;
Step 8: cross-interaction matrix of time division 402 carries out according to time-division Switch Controller 401 that the time-division intersects and loop back processing being, and the VC3/VC12 passage transmitting-receiving of loopback is intersection directly, and that other passages are kept former cross reference is constant; That is the loopback module will directly be intersected and non-loopback business will be intersected according to the cross reference of client's business from the VC3/VC12 loopback of Service Processing Module 102 is professional;
Step 9: the time VC3/VC12 business of separate service package module 303 after the remap business that is encapsulated as the professional of VC4 and is sent to the first/the second mirror image module 101/104 of transmitter side through the loopback cross processings intersect and select and transmission interface 202;
Step 10: the VC4 business that the business intersection is selected and transmission interface 202 will encapsulate again of transmitter side the first/the second mirror image module 101/104 is sent to the sky sub matrix and makes a start, and whole loopback setting is finished, and flow process finishes.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (9)
1. localization of fault device in the transmission network is characterized in that: comprise the bi-directional data mirror-image channels that is used for being connected with transmission network, shine upon the Service Processing Module of empty separate service, loopback module and the controller that is connected with Service Processing Module with the bi-directional data mirror-image channels; Controller connects and control bi-directional data mirror-image channels, Service Processing Module and loopback module; During fault location point, described bi-directional data mirror-image channels is mapped to Service Processing Module with the empty separate service of transmission network, separate service when described Service Processing Module is converted to empty separate service, and send to the loopback module, described time-division business comprises the loopback business, the loopback module is with the professional directly cross bearing fault point of loopback, and described Service Processing Module is packaged into the sky separate service with the time separate service of loop back processing being, returns transmission network by the mapping of bi-directional data mirror-image channels then.
2. localization of fault device in the transmission network according to claim 1 is characterized in that: also further comprise a clock control module, described clock control module connects controller, is used to be synchronized with the system clock of website.
3. localization of fault device in the transmission network according to claim 1 and 2 is characterized in that: described bi-directional data mirror-image channels comprises the first mirror image module that connects Service Processing Module and empty separate service and is connected Service Processing Module and the second mirror image module of empty separate service.
4. localization of fault device in the transmission network according to claim 3, it is characterized in that: described Service Processing Module comprise the empty separate service decomposing module that is connected with controller and the time separate service package module, separate service when described empty separate service decomposing module will be converted to from the empty separate service that the transmission network mirror image comes, through loopback module loopback location, deliver to that the separate service package module is encapsulated as the sky separate service once more when described.
5. localization of fault device in the transmission network according to claim 4, it is characterized in that: separate service when described empty separate service decomposing module will be converted to from the empty separate service that the transmission network mirror image comes, described time-division business comprises the professional and non-loopback business of loopback, through loopback module loopback location, deliver to again that the separate service package module is encapsulated as the sky separate service once more when described.
6. localization of fault device in the transmission network according to claim 4, it is characterized in that: described loopback module comprises time-division Switch Controller that is connected with controller and the cross-interaction matrix of time division of being controlled by the time-division Switch Controller, described cross-interaction matrix of time division and described empty separate service decomposing module with the time separate service package module be connected, described cross-interaction matrix of time division will directly intersect and non-loopback business will be intersected according to the cross reference of client's business from the loopback of empty separate service decomposing module is professional, and the separate service package module encapsulates when returning then.
7. fault point positioning method in the transmission network comprises the steps:
By the bi-directional data mirror-image channels the empty separate service of transmission network is mirrored to Service Processing Module;
Separate service when described Service Processing Module will be mapped to local empty separate service and be converted to, and send the loopback module to, described time-division business comprises the loopback business;
Described loopback module is delivered to Service Processing Module then with the professional directly cross bearing fault point of loopback;
Described Service Processing Module is packaged into the sky separate service with the time separate service of loop back processing being, and the mirror image by the bi-directional data mirror-image channels returns transmission network then.
8. fault point positioning method in the transmission network according to claim 7, it is characterized in that: described bi-directional data mirror-image channels comprises the first mirror image module that connects Service Processing Module and empty separate service and is connected Service Processing Module and the second mirror image module of empty separate service, separate service when described Service Processing Module will be converted to from the empty separate service that the transmission network mapping comes, described time-division business comprises the professional and non-loopback business of loopback.
9. fault point positioning method in the transmission network according to claim 8, it is characterized in that: described loopback module will directly be intersected and non-loopback business will be intersected according to the cross reference of client's business from the loopback of Service Processing Module is professional, return Service Processing Module then and be encapsulated as the sky separate service once more.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101082794A CN101631050B (en) | 2009-06-24 | 2009-06-24 | Device and method for positioning fault point in transmission network |
| PCT/CN2009/073822 WO2010148589A1 (en) | 2009-06-24 | 2009-09-09 | Apparatus and method for locating fault points in a transmission network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101082794A CN101631050B (en) | 2009-06-24 | 2009-06-24 | Device and method for positioning fault point in transmission network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101631050A true CN101631050A (en) | 2010-01-20 |
| CN101631050B CN101631050B (en) | 2012-05-23 |
Family
ID=41576007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101082794A Active CN101631050B (en) | 2009-06-24 | 2009-06-24 | Device and method for positioning fault point in transmission network |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101631050B (en) |
| WO (1) | WO2010148589A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104753692A (en) * | 2013-12-25 | 2015-07-01 | 中国电信股份有限公司 | Method and system for performing intelligent fault location and work order dispatch on transmission network |
| CN109217917A (en) * | 2017-06-30 | 2019-01-15 | 中兴通讯股份有限公司 | The location determining method and device of failure optical fiber, storage medium, processor |
| CN109586839A (en) * | 2019-01-07 | 2019-04-05 | 烽火通信科技股份有限公司 | A kind of optical line terminal and service channel mirror method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100433672C (en) * | 2002-11-11 | 2008-11-12 | 华为技术有限公司 | Method of flow-concourse and flow-distribution in multi speed rates synchronous digital network and device |
| CN100393074C (en) * | 2002-12-10 | 2008-06-04 | 中兴通讯股份有限公司 | E2 interface device and method for synchronous digital transmission system |
| CN1984503B (en) * | 2006-04-07 | 2010-07-21 | 华为技术有限公司 | System and method for crossed scheduling |
| CN100586036C (en) * | 2006-05-11 | 2010-01-27 | 华为技术有限公司 | Low-step crossing device and main-equipment protection for scheduling SDH low-step virtual container |
| WO2009048358A1 (en) * | 2007-10-09 | 2009-04-16 | Telefonaktiebolaget L M Ericsson (Publ) | An arrangement and a method for handling failures in a network |
| CN101188529A (en) * | 2007-12-11 | 2008-05-28 | 上海华为技术有限公司 | E1 loop detection method and device |
-
2009
- 2009-06-24 CN CN2009101082794A patent/CN101631050B/en active Active
- 2009-09-09 WO PCT/CN2009/073822 patent/WO2010148589A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104753692A (en) * | 2013-12-25 | 2015-07-01 | 中国电信股份有限公司 | Method and system for performing intelligent fault location and work order dispatch on transmission network |
| CN104753692B (en) * | 2013-12-25 | 2018-04-27 | 中国电信股份有限公司 | The method and system of intelligent trouble positioning and distribute leaflets is carried out to transmission network |
| CN109217917A (en) * | 2017-06-30 | 2019-01-15 | 中兴通讯股份有限公司 | The location determining method and device of failure optical fiber, storage medium, processor |
| CN109586839A (en) * | 2019-01-07 | 2019-04-05 | 烽火通信科技股份有限公司 | A kind of optical line terminal and service channel mirror method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101631050B (en) | 2012-05-23 |
| WO2010148589A1 (en) | 2010-12-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101272583B (en) | Method for near-end maintaining radio remote module | |
| CN103309780B (en) | The analog of load data processor and its implementation | |
| CN102710317B (en) | Dynamic remote measuring organization and control method based on advanced orbiting system | |
| CN101605151A (en) | A kind of system that is used for track traffic regional interlock and interior communication | |
| CN107169740A (en) | The operation flow measures and procedures for the examination and approval, system and system mobile terminal and server | |
| EP1833271A1 (en) | A method for cascade communication device resetting | |
| CN105245301A (en) | Time-triggered based airborne optical network simulation system | |
| CN100450249C (en) | Near-end maintenance radio frequency remote module method | |
| CN101631050B (en) | Device and method for positioning fault point in transmission network | |
| CN100413226C (en) | System and method of real-time interconnection of element of area monitoring, measuring or data collecting system through direct digital satellite broadcast complex system | |
| CN109818686A (en) | A kind of reliable data transmission system and method based on multichannel fusion | |
| US7072348B2 (en) | System and method for in-service reconfiguration of a synchronous optical communications network | |
| CN109634673A (en) | Satellite borne electronic system management and control equipment | |
| CN103607343B (en) | A kind of hybrid switching structure being applicable to spaceborne processing transponder | |
| CN103369696B (en) | A kind of carrier scheduling method, Apparatus and system | |
| CN108802775A (en) | A kind of big dipper multi-mode end message interactive system | |
| CN102084220B (en) | Method for remotely reading electric meters | |
| CN103346866B (en) | The method of 1588v2 message is transmitted in microwave system | |
| CN103684637A (en) | Channel testing device and method | |
| CN107547135A (en) | A kind of method, apparatus and group network system for realizing BBU and RRU networkings | |
| CN113162654B (en) | Digital multiplexer | |
| CN102332948A (en) | Method and system for controlling main micro/nano satellite communication | |
| CN100393055C (en) | Automatic protection switching protocol testing method | |
| CN101127728A (en) | A load sharing router and device and method for load sharing | |
| CN101895360B (en) | Structured circuit simulation system, selection method and device of clock reference thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |