CN1258980A - Apparatus and method for maintaining operation in transmission apparatus - Google Patents
Apparatus and method for maintaining operation in transmission apparatus Download PDFInfo
- Publication number
- CN1258980A CN1258980A CN99127483A CN99127483A CN1258980A CN 1258980 A CN1258980 A CN 1258980A CN 99127483 A CN99127483 A CN 99127483A CN 99127483 A CN99127483 A CN 99127483A CN 1258980 A CN1258980 A CN 1258980A
- Authority
- CN
- China
- Prior art keywords
- master control
- data
- control part
- conveyer
- keep
- 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
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Classifications
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- 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
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0668—Management of faults, events, alarms or notifications using network fault recovery by dynamic selection of recovery network elements, e.g. replacement by the most appropriate element after failure
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Control Of Conveyors (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Optical Communication System (AREA)
Abstract
The invention relates to a device and method capable of maintaining operation as primary control portion in transmission device leaves or can not work, which is comprised as following: the primary control portion controls transmission device operation, dividing/combining portion combines the received data with the transmitted data from subordinate device of transmission device to transmit to first or second system, and divides the data received from the first or the second system, and then outputs to the subordinate device, a secondary control portion only controls only for maintaining operation as the primary control portion leaves or can not work or works abnormally, and a control connection portion works as data interface between the primary control portion and the dividing/combining portion and transmits a working signal to the secondary control portion when the primary control portion is abnormal.
Description
The present invention relates to a kind of is the device and method that keeps operation in conveyer, and relating in particular to when conveyer breaks down is the device and method that is used to keep operation.
Usually, conveyer is to transmit the device that is connected between data or switching system and the user between a kind of switch.This conveyer is divided into linear structure according to its connected mode, ring type structure and composite structured three kinds.And above-mentioned conveyer is according to the difference of load mode and transfer rate and difference, and each conveyer is connected with other conveyer and switching system during use.Be example with the light delivery in these conveyers, it possesses dual structure; The light receiver that is received from the data that self second conveyer transmits with data are delivered letters the light receiver of delivering letters portion and being received from the data that self first conveyer transmits to the light of second conveyer of self with data are delivered letters to the light of first conveyer of self portion of delivering letters.And by separately or in conjunction with the joint portion that separates of institute's transmission data being connected, thereby constitute a conveyer.The operation monitoring of above-mentioned conveyer and the master control part of control are installed on data control channel portion.The conveyer of above-mentioned formation, it separates the joint portion only carries out separately or combination, control device when alarm takes place, block circuit according to the request of master control part or handle alarm and control to finish its work.
The formation of the master control part of these conveyers is divided into two kinds.First kind, only constitute, thereby the operating state of master control part is only carried out operating state by a processor.Second kind, constitute two master control part by two processors, thereby the operating state of a portion is an operating state, the operating state of another one is a standby condition.And in above-mentioned second kind of formation, another one still can continue to carry out its work during as portion's disengaging or generation obstacle.The joint portion constitutes for above-mentioned first, in master control part generation obstacle or user trial, takes place under the situation that master control part breaks away from, in case when any circuit generation obstacle need block, separately can not be controlled, and proceeds to keep the work of operation.Therefore user's operation is stopped or takes place the problem of operating rate reduction.
The separately formation of joint portion of above-mentioned conveyer can only be carried out separately simple or combination, can not block in the time of must blocking during the master control part non-normal working, thereby the problem that operation stops to take place.
Therefore the object of the present invention is to provide a kind ofly in conveyer, when the master control part cisco unity malfunction, also can continue to keep the device and method of operation.
For realizing above-mentioned purpose, being constructed as follows of device of the present invention: the every operation of master control part control conveyer, separately the joint portion data that will receive from the slave unit of above-mentioned conveyer combine with the data of transmission, be sent to first system or second system, to separate from the data of first system or the reception of second system, export slave unit to, assist control portion is configured in the separately inside of joint portion, master control part breaks away from can not work or only be used to keep control during non-normal working, and according to the standby memory of the operation variation configuration storage data that received by the master control connecting portion.Control connection portion is a master control part and separate the data-interface that sends or receive mutually between the joint portion, whether the master control part inspection is unusual, when taking place, unusual situation exports a working signal to assist control portion, change according to master control part operation, the data that receive are sent to above-mentioned assist control portion.
For achieving the above object, provided by the inventionly in conveyer be: control joint portion separately when assist control portion is the master control part non-normal working for keeping method of operating, master control part, separate the interface between joint portion and the assist control portion, it comprises following process: check whether master control part takes place unusually, when taking place, unusual situation checks whether setting-up time keeps set value, the abnormal conditions of master control part export assist control portion execution work hold mode to when keeping surpassing given time, the data that change according to operation are received by master control part and are sent to assist control portion and are stored in the standby memory of assist control portion, when check result is the master control part regular event in carrying out the work hold mode of assist control portion, stop the control of assist control portion.
Fig. 1 is the structure chart of conveyer according to an embodiment of the invention.
The flow chart of Fig. 2 for being operated at the master control connecting portion according to embodiments of the invention.
The present invention is described in detail below in conjunction with accompanying drawing.
The step that describes the conveyer of the embodiment of the invention below in conjunction with accompanying drawing in detail constitutes and operation principle.And suppose that its conveyer is a light delivery, 1 omitted in the drawings about data control channel and the place of calling out total line traffic control.
All work of master control part (101) control conveyer, and the work of monitoring conveyer.The data that second acceptance division (102) is received by second system that links to each other with conveyer, export separately joint portion (110) by optical link to.Second delivers letters portion (103) output by optical link, is transfused to by separating the joint portion to be connected in the data that second system will export.First portion (104) of delivering letters will export first system to by the data that export joint portion separately by optical link.First acceptance division (105) inputs to the data of joint portion (110) separately by first system of optical link by conveyer.
Below observe the separately formation and the work of joint portion (110).Master control connecting portion (111) is as the interface of data, delivered letters to joint portion (113) separately by master control part, and delivered letters to master control part (101) by joint portion (113) separately as the interface of data.And export assist control portion to by master control connecting portion (111), the data that receive master control part operation variation are as blocking.Standby memory (Fig. 1 does not show) is equipped with in assist control portion (112), with preservation information, carries out when unusual situation takes place master control part, receiving the inoperable signal of master control connecting portion (111) for keeping the minimum control of operation according to the present invention.Separately the work of another conveyer is carried out data are sent in joint portion (113), trusted by the slave unit of bottom (107a ..., the 107n) data of being imported.In other words, will by the subordinate connecting portion (107a ..., 107b) data that received follow the data that transmitted by another one to combine, and export first portion (103) of delivering letters of portion (104) or second of delivering letters to according to the destination.And separately export in the data that joint portion (113) is received by second acceptance division (102) or first acceptance division (105) the subordinate connecting portion (107a ..., data 107n) export corresponding subordinate connecting portion to.Separate the control that joint portion (113) is subjected to master control part (101) during the master control part operate as normal, master control part (101) is subjected to the control of assist control portion (112) in the time of can not working.Most subordinate connecting portions (107a ..., 107n) constitute one group of connecting portion that links to each other with the little conveyer of volume, perhaps the user with the settlement that crowds links to each other.And the circuit of most of subordinate connecting portions can be made by optical link, can link to each other with coaxial cable.
Fig. 2 is for carrying out the flow chart in master control connecting portion (111) according to embodiments of the invention.Make the process of assist control portion work below in conjunction with accompanying drawing 1 or 2 according to the detailed description of the invention.
Master control connecting portion (111) is carried out the master control part connection status in 200 steps.At this moment, the master control part connection status is the state of being controlled by master control part,, receives Data Control by master control part (101) that is.The master control connecting portion is carried out 200 steps on one side and is gone into 202 steps, check according to work on one side and change, receive whether to require the more preservation signal of new data, at this, the renewal that changes according to operation is exactly blocking or the work of the control of the change of transmit receive path etc. for tie point.And these are operated in master control part (101) and just often carry out, owing to so be controlled to be the separately general work of joint portion, therefore its detailed description have just been omitted.The above-mentioned check result of master control connecting portion (111) receives and requires the more signal of the preservation of new data, changes according to operation, exports control signal to corresponding device thereof, carries out 220 steps.Master control connecting portion (111) will be exported to assist control portion (112) by the more new data that master control part received in 220 steps.So, assist control portion (112) will receive data updated and be stored in inner standby memory.
Master control connecting portion (111) carries out 204 steps then, checks whether master control part abnormal conditions take place.Promptly check abnormal signal whether by master control part (101) reception or check the state that whether does not receive any signal.Master control connecting portion (111) carries out 206 steps, when master control part (101) takes place when unusual, checks whether the fault that setting-up time takes place keeps institute's definite value.Unusual situation takes place for as above taking place can not work normally unusually in disengaging of a said portion or the work in master control part (101) like this.The check result of master control connecting portion (111) 206 steps surpasses given time and keeps the unusual state that takes place, and then carries out 208 steps and exports a working signal to assist control portion (112).Assist control portion (112) receives working signal and carries out the control of keeping operation, reads the preliminary data that inner memory is preserved.At this moment, be minimum work in the performed Control work of assist control portion (112) for keeping operating.
Carry out 210 steps after master control connecting portion (111) execution 208 steps and check whether master control part (101) is returned.In other words, the abnormal signal that received by master control part (101) of master control connecting portion (111) is discharged or whether is checked the normal signal of trusted.Carry out step 212 when the abnormal signal of master control connecting portion discharges, output one work stop signal is to assist control portion (112).So, assist control portion (112) stops to keep the action of operation, enters standby condition, and conveyer comes work according to the control of master control part (101).But, carry out 208 steps, thereby continue to be implemented as the operating state of assist control portion when the check result of master control connecting portion (111) 210 steps is a master control part (101) when not returning.Present embodiment only separately joint portion (110) dispose assist control portion, to keep so operation, joint portion but also separately not only for to keep other one of action need assist control portion with the configurable assist control of above-mentioned formation portion.And assist control portion (112) constituted another processor, and can constitute and carry out such control, perhaps be equipped with and carry out the separately control at junction surface at processor.
Advantage of the present invention is: carry out when above-mentioned conveyer can not be worked in auxiliary control Section is the minimum control of keeping operation, and the master control part of conveyer can not be worked or be non-Also not shut-down operation and continue to keep the state of operation during normal operation.
Claims (5)
1. device that in conveyer, is used to keep operation, it is characterized in that, all work of master control part control conveyer, separately the joint portion will be transmitted the data that the slave unit of device receives certainly and be combined with the data of transmission, reach first system or second system, to separate and export slave unit to from the data that first system or second system receive, secondary combined portion is configured in the separately inside of joint portion, master control part breaks away from maybe can not work or carries out the control of keeping operation during non-normal working, the master control connecting portion is master control part and the interface that separates transmitting and receiving data between the joint portion, check whether master control part is unusual, exports a working signal when taking place unusually to assist control portion.
2. in conveyer, keep the device of operation according to claim 1, it is characterized in that, the master control connecting portion receives the data that operation changes according to master control part, be sent to assist control portion, assist control portion is furnished with standby memory, changes according to the operation that is received by master control part and stores data.
3. as in conveyer, being used to keep the device of operation as described in the claim 2, it is characterized in that, when assist control portion keeps the operation of operation, control the state of keeping operation according to the data that are stored in the standby memory.
4. as in conveyer, being used to keep the device of operation as described in claim 2 or 3, it is characterized in that, operation takes place during the master control part regular event to be changed, master control part is sent to the master control connecting portion, change according to work, assist control portion receives the data that operation changes according to the master control connecting portion, is stored in the standby memory.
5. as in conveyer, being used to keep the device of operation as described in the claim 4, it is characterized in that when assist control portion kept the operation of operation, master control part was normally passed on, stop the control that to keep operation of assist control portion, and carry out the control of master control part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019980060891A KR100575957B1 (en) | 1998-12-30 | 1998-12-30 | Maintenance and method of service in transmission device_ |
| KR60891/1998 | 1998-12-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1258980A true CN1258980A (en) | 2000-07-05 |
| CN1132392C CN1132392C (en) | 2003-12-24 |
Family
ID=19567649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99127483A Expired - Fee Related CN1132392C (en) | 1998-12-30 | 1999-12-29 | Apparatus and method for maintaining operation in transmission apparatus |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100575957B1 (en) |
| CN (1) | CN1132392C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101379878B1 (en) * | 2008-11-24 | 2014-03-31 | 삼성테크윈 주식회사 | Control method within recording apparatus and recording apparatus using the same |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4358823A (en) * | 1977-03-25 | 1982-11-09 | Trw, Inc. | Double redundant processor |
| KR920015199A (en) * | 1991-01-24 | 1992-08-26 | 안치환 | Processor failure prevention system using redundant processor |
| KR100238174B1 (en) * | 1992-05-28 | 2000-01-15 | 윤종용 | Parallel processor system |
| JP3103236B2 (en) * | 1993-01-21 | 2000-10-30 | 三菱電機株式会社 | Information processing system |
| KR960004714B1 (en) * | 1993-12-01 | 1996-04-12 | 한국전기통신공사 | Design and implementation of service operation data management on network information control system |
| KR19980020514A (en) * | 1996-09-09 | 1998-06-25 | 김광호 | Implementing Fault Tolerance of Private Switching System of Integrated Telecommunication Network |
-
1998
- 1998-12-30 KR KR1019980060891A patent/KR100575957B1/en not_active IP Right Cessation
-
1999
- 1999-12-29 CN CN99127483A patent/CN1132392C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20000044394A (en) | 2000-07-15 |
| KR100575957B1 (en) | 2006-08-23 |
| CN1132392C (en) | 2003-12-24 |
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