CN1945990A - Spare system, method and its back board of relay interface - Google Patents
Spare system, method and its back board of relay interface Download PDFInfo
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- CN1945990A CN1945990A CN 200610037289 CN200610037289A CN1945990A CN 1945990 A CN1945990 A CN 1945990A CN 200610037289 CN200610037289 CN 200610037289 CN 200610037289 A CN200610037289 A CN 200610037289A CN 1945990 A CN1945990 A CN 1945990A
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Abstract
This invention discloses a backup system for a relay interface including a relay circuit, a primary relay interface board, a back up relay circuit and a back up relay interface board characterizing in also including a connection module used in outputting the primary and back up circuits to at least two branches, which are connected with the primary relay board and the back up relay interface board, which realizes back up to relay interface chip.
Description
Technical field
The present invention relates to the trunk interface technology of the communications field, relate in particular to a kind of standby system of trunk interface, standby system, method and the backboard thereof of trunk interface.
Background technology
Trunk interface is a kind of hardware interface in the digital communication, is used for speech channel and signalling channel are separated, and to adapt to the transmission line of different multiplex modes and unlike signal mode, trunk interface can be divided into several grades according to the difference of transmission rate.
In actual applications, tend to occur trunk interface and produce fault, situation that can't operate as normal because of certain reason, therefore, need take reliable back mechanism to trunk interface, occur when unusual when the relaying interface guaranteeing, communication system still can stable operation.
Trunk interface has two types, i.e. the board-like trunk interface of backboard formula trunk interface and interface, and wherein, backboard formula trunk interface has very high reliability, so back mechanism of the prior art is primarily aimed at the board-like trunk interface of interface.With reference to figure 1, this figure is first kind of scheme of standby system of the board-like trunk interface of prior art interface, includes main trunk interface plate 1, is equipped with trunk interface plate 2, link block 3, main trunk 4 and alternate trunk line 5.Described main trunk interface plate 1 comprises the first trunk interface chip 11 and the main signal processing module 12 of using that is linked in sequence, and this master is with comprising logical one 21, exchange chip 122, CPU123 in the signal processing module; Equally, be equipped with trunk interface plate 2 and comprise the second trunk interface chip 21 and the space signal processing module 22 that is linked in sequence, comprise logic 221, exchange chip 222, CPU223 in this space signal processing module; Described link block 3 comprises main with link block 31 and standby link block 32, main trunk interface chip 11 1 ends link to each other with main trunk 4, the other end links to each other with main signal processing module 12, wherein, an end that links to each other with main signal processing module 12 also is connected on the logic 221 that is equipped with in the signal processing module 22 by main link block 31, being equipped with trunk interface chip 21 1 ends links to each other with main trunk 5, the other end links to each other with main signal processing module 22, wherein, an end that links to each other with main signal processing module 22 also is connected on the logical one 21 in the main signal processing module 12 by being equipped with link block 32.This scheme can realize the backup to the main signal processing module in the relaying interface board.
With reference to figure 2, this figure is second kind of scheme of standby system of the board-like trunk interface of prior art interface, includes main trunk interface plate 1, is equipped with trunk interface plate 2, link block 3, main trunk 4 and alternate trunk line 5.Described main trunk interface plate 1 comprises the first trunk interface chip 11 and the main signal processing module 12 of using that is linked in sequence, and this master is with comprising logical one 21, exchange chip 122, CPU123 in the signal processing module; Equally, be equipped with trunk interface plate 2 and comprise the second trunk interface chip 21 and the space signal processing module 22 that is linked in sequence, comprise logic 221, exchange chip 222, CPU223 in this space signal processing module; Described link block 3 comprises main with link block 31 and standby link block 32, wherein, the end that logical one 21 links to each other with exchange chip 122 in the main trunk interface plate 1 also is connected on the exchange chip 222 in the signal processing module 22 fully by main link block 31, is equipped with logic 221 exchange chips 222 link to each other in the trunk interface plate 2 a end and also is connected on the interior exchange chip 122 of main signal processing module 12 by being equipped with link block 32.This scheme can realize the backup to exchange chip in the relaying interface board and CPU.
With reference to figure 3, this figure is the third scheme of standby system of the board-like trunk interface of prior art interface, includes main trunk interface plate 1, is equipped with trunk interface plate 2, link block 3, main trunk 4 and alternate trunk line 5.Described main trunk interface plate 1 comprises the first trunk interface chip 11 and the main signal processing module 12 of using that is linked in sequence, and this master is with comprising logical one 21, exchange chip 122, CPU123 in the signal processing module; Equally, be equipped with trunk interface plate 2 and comprise the second trunk interface chip 21 and the space signal processing module 22 that is linked in sequence, comprise logic 221, exchange chip 222, CPU223 in this space signal processing module; Described link block 3 comprises main with link block 31 and standby link block 32, wherein, the end that exchange chips 122 in the main trunk interface plate 11 link to each other with CPU also is connected on the CPU223 in the signal processing module 22 fully by main link block 31, is equipped with a end that the exchange chips 222 in the trunk interface plate 21 link to each other with CPU223 and also is connected on the interior CPU123 of main signal processing module 12 by link block 32 fully.This scheme can realize the backup to CPU in the relaying interface board.
When the master uses trunk interface plate 1 operate as normal; in real time to standby trunk interface plate 2 backup informations; when leading with trunk interface plate 1 operation irregularity or resetting, standby trunk interface plate 2 replaces main with trunk interface plate 1 operate as normal, and carries out the smoothing processing work behind the masterslave switchover.
The standby system of above-mentioned trunk interface has the following disadvantages:
Owing in the trunk interface plate, have only the master to backup each other with signal processing module and space signal processing module, so can only logic, exchange chip and the CPU in the main usefulness/space signal processing module in the relaying interface board be backed up, and can't realize backup to the relaying interface chip, therefore when the relaying interface chip breaks down, will lose the relaying access capability of half, and then cause the reliability of trunk interface to reduce.
Summary of the invention
The technical problem that the present invention solves is, a kind of standby system and method for trunk interface is provided, and to realize the backup to the relaying interface chip, improves the reliability of trunk interface.
The present invention also provides a kind of backboard, realizing that every trunk of trunk interface is output as at least two branch roads, thereby realizes the backup to described trunk interface, improves the reliability of trunk interface.
For addressing the above problem, the present invention proposes a kind of standby system of trunk interface, comprise main trunk, main trunk interface plate, be equipped with trunk and be equipped with the trunk interface plate, importantly, also comprise:
Link block is used for main trunk and is equipped with trunk being output as at least two branch roads respectively, and at least two branch roads that described each trunk is exported connect described main trunk interface plate respectively and are equipped with the trunk interface plate.
Particularly, described link block specifically comprises:
Main link block is used for main trunk is output as the first relaying branch road and the second relaying branch road, respectively with main trunk interface plate be equipped with the trunk interface plate and link to each other;
Be equipped with link block, be used for being output as the 3rd relaying branch road and the 4th relaying branch road being equipped with trunk, respectively with main trunk interface plate and fully the trunk interface plate link to each other.
Particularly, described main trunk interface plate comprises:
The first trunk interface chip that is connected with the described first relaying branch road;
The 3rd trunk interface chip that is connected with described the 3rd relaying branch road;
The described trunk interface plate that is equipped with comprises:
The second trunk interface chip that is connected with described the 3rd relaying branch road;
The 4th trunk interface chip that is connected with described the 4th relaying branch road;
The described first trunk interface chip and the second trunk interface chip be main and standby relation each other, when wherein a trunk interface chip breaks down, then switches to another trunk interface chip operation;
The described the 3rd main interface chip and the 4th main interface chip main and standby relation each other that continues of continuing when wherein a trunk interface chip breaks down, then switches to another trunk interface chip operation.
Preferably, described link block places on the backboard.
Preferably, described trunk is the circuit that links to each other with link block behind the trunk line process trunk interface plate cabling.
Correspondingly, the invention also discloses a kind of backboard, it is characterized in that, comprise at least one link block, be used for a trunk is output as at least two relaying branch roads, be connected respectively at least two trunk interface plates.
Particularly, described link block comprises:
Main link block is used for main trunk is output as the first relaying branch road and the second relaying branch road, respectively with main trunk interface plate be equipped with the trunk interface plate and link to each other;
Be equipped with link block, be used for being output as the 3rd relaying branch road and the 4th relaying branch road being equipped with trunk, respectively with main trunk interface plate and fully the trunk interface plate link to each other.
Correspondingly, the invention also discloses a kind of backup method of trunk interface, it is characterized in that, this method comprises:
With main trunk be equipped with trunk and be output as at least two branch roads respectively, at least two branch roads that described each trunk is exported connect described main trunk interface plate respectively and are equipped with the trunk interface plate;
Utilize the described trunk interface plate that is equipped with that described main trunk interface plate is backed up.
Wherein, described main trunk is output as the first relaying branch road and the second relaying branch road, links to each other with the second trunk interface chip that is equipped with the trunk interface plate with the first trunk interface chip of main trunk interface plate respectively;
Be equipped with trunk and be output as the 3rd relaying branch road and the 4th relaying branch road, link to each other with the 4th interface chip that is equipped with the trunk interface plate with the 3rd interface chip of main trunk interface plate respectively.
Wherein, when the described first trunk interface chip breaks down, switch to the described second trunk interface chip and carry out work, when the described second trunk interface chip breaks down, switch to the described first trunk interface chip and carry out work;
When described the 4th trunk interface chip breaks down, switch to the 3rd trunk interface chip and carry out work, when described the 3rd trunk interface chip breaks down, switch to described the 4th repeater chip and carry out work.
In trunk interface standby system provided by the invention and method, by trunk being output as at least two branch roads, and two branch roads of described trunk line output are connected respectively to main trunk interface plate and are equipped with on the trunk interface plate, realized backup, improved the reliability of trunk interface greatly the relaying interface chip.
In backboard provided by the invention, by trunk being output as at least two branch roads, two branch roads that can make the output of described backboard respectively with main trunk interface plate and fully the trunk interface plate link to each other, and then realization has improved the reliability of trunk interface greatly to the backup of the trunk interface chip in the relaying interface board.
Description of drawings
Fig. 1 is the composition structure chart of prior art to the standby system of the trunk interface of logic, exchange chip and CPU backup;
Fig. 2 is the composition structure chart of prior art to the standby system of the trunk interface of exchange chip and CPU;
Fig. 3 is the composition structure chart of prior art to the standby system of the trunk interface of CPU backup;
Fig. 4 is the composition structure chart of standby system first embodiment of trunk interface of the present invention;
Fig. 5 is the composition structure chart of standby system second embodiment of trunk interface of the present invention.
Embodiment
As shown in Figure 4, the first embodiment of the present invention, can be used for realizing backup to backboard formula trunk interface, comprise main trunk interface plate 1, be equipped with trunk interface plate 2, link block 3, main trunk 4 and be equipped with trunk 5, described main trunk interface plate 1 includes the first trunk interface chip 11 and the 3rd trunk interface chip 13, be equipped with trunk interface plate 2 and include the second trunk interface chip 21 and the 4th trunk interface chip 23, link block 3 comprises main link block 31 and is equipped with link block 32, wherein, main link block 31 is output as two branch roads with main trunk line 4, link to each other with second interface chip 21 that is equipped with trunk interface plate 2 with first interface chip 11 of main trunk interface plate 1 respectively, described first interface chip 11 and second interface chip 21 be main and standby relation each other, when wherein a trunk interface chip breaks down, then switch to another trunk interface chip operation; Be equipped with link block 32 main trunk line 5 is output as two branch roads, link to each other with the 4th interface chip 23 that is equipped with trunk interface plate 2 with the 3rd interface chip 13 of main trunk interface plate 1 respectively, described the 3rd interface chip 13 and the 4th interface chip 23 be main and standby relation each other, when wherein a trunk interface chip breaks down, then switch to another trunk interface chip operation.In the present embodiment, link block is arranged on the backboard, after promptly each trunk is connected to backboard, is output as two branch roads, is connected respectively to main trunk interface plate and is equipped with on the trunk interface plate.
As shown in Figure 5, the second embodiment of the present invention, the backup of oralia formula trunk interface can be used for achieving a butt joint, comprise main trunk interface plate 1, be equipped with trunk interface plate 2, link block 3, main trunk 4 and be equipped with trunk 5, described main trunk interface plate 1 includes the first trunk interface chip 11 and the 3rd trunk interface chip 13, be equipped with trunk interface plate 2 and comprise the second trunk interface chip 21 and the 4th trunk interface chip 23, link block 3 comprises main link block 31 and is equipped with link block 32, main trunk 4 is through behind main trunk interface plate 1 cabling, be connected to main link block 31, main link block 31 is output as two branch roads with main trunk 4, link to each other with second interface chip 21 that is equipped with trunk interface plate 2 with first interface chip 11 of main trunk interface plate 1 respectively, described first interface chip 11 and second interface chip 21 be main and standby relation each other, when wherein a trunk interface chip breaks down, then switch to another trunk interface chip operation; Be equipped with trunk 5 through after being equipped with trunk interface plate 2 cablings, be connected to link block 32 fully, be equipped with link block 32 main trunk line 5 is output as two branch roads, link to each other with the 4th interface chip 23 that is equipped with trunk interface plate 2 with the 3rd interface chip 12 of main trunk interface plate 1 respectively, described the 3rd interface chip 13 and the 4th interface chip 23 be main and standby relation each other, when wherein a trunk interface chip breaks down, then switch to another trunk interface chip operation.In the present embodiment, link block is arranged on the backboard, after promptly each trunk is connected to backboard, is output as two branch roads, is connected respectively to main trunk interface plate and is equipped with on the trunk interface plate.
The following operation principle that the standby system of trunk interface of the present invention is described with reference to Fig. 5.
When the first trunk interface chip, 11 operate as normal, in real time to the second trunk interface chip, 21 backup informations, when the second trunk interface chip, 21 operate as normal, in real time to the first trunk interface chip, 11 backup informations;
When the 4th trunk interface chip 23 operate as normal, in real time to the 3rd trunk interface chip 13 backup informations, when the 3rd trunk interface chip 13 operate as normal, in real time to the 4th trunk interface chip 23 backup informations;
When the first trunk interface chip 11 breaks down, switch to the second trunk interface chip 21 and carry out work, when the described second trunk interface chip 21 breaks down, switch to the described first trunk interface chip 11 and carry out work;
When the 4th trunk interface chip 23 breaks down, switch to the 3rd trunk interface chip 13 and carry out work, when the 3rd trunk interface chip 13 breaks down, switch to the 4th repeater chip 23 and carry out work.
What deserves to be explained is, the standby system of trunk interface of the present invention can also be applied to the load sharing of trunk interface, and those skilled in the art is easy to according to the present invention realize, so repeat no more, but the backup or the load sharing that no matter are used for system, the scope that does not all exceed the present invention and put down in writing.
The above is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also are considered as protection scope of the present invention.
Claims (10)
1, a kind of standby system of trunk interface comprises main trunk, main trunk interface plate, is equipped with trunk and is equipped with the trunk interface plate, it is characterized in that, also comprises:
Link block is used for main trunk and is equipped with trunk being output as at least two branch roads respectively, and at least two branch roads that described each trunk is exported connect described main trunk interface plate respectively and are equipped with the trunk interface plate.
2, the standby system of trunk interface as claimed in claim 1 is characterized in that, described link block specifically comprises:
Main link block is used for main trunk is output as the first relaying branch road and the second relaying branch road, respectively with main trunk interface plate be equipped with the trunk interface plate and link to each other;
Be equipped with link block, be used for being output as the 3rd relaying branch road and the 4th relaying branch road being equipped with trunk, respectively with main trunk interface plate and fully the trunk interface plate link to each other.
3, the standby system of trunk interface as claimed in claim 2 is characterized in that, described main trunk interface plate comprises:
The first trunk interface chip that is connected with the described first relaying branch road;
The 3rd trunk interface chip that is connected with described the 3rd relaying branch road;
The described trunk interface plate that is equipped with comprises:
The second trunk interface chip that is connected with described the 3rd relaying branch road;
The 4th trunk interface chip that is connected with described the 4th relaying branch road;
The described first trunk interface chip and the second trunk interface chip be main and standby relation each other, when wherein a trunk interface chip breaks down, then switches to another trunk interface chip operation;
The described the 3rd main interface chip and the 4th main interface chip main and standby relation each other that continues of continuing when wherein a trunk interface chip breaks down, then switches to another trunk interface chip operation.
As the standby system of each described trunk interface among the claim 1-3, it is characterized in that 4, described link block places on the backboard.
5, the standby system of trunk interface as claimed in claim 4 is characterized in that, described trunk is the circuit that links to each other with link block behind the trunk line process trunk interface plate cabling.
6, a kind of backboard is characterized in that, comprises at least one link block, is used for a trunk is output as at least two relaying branch roads, is connected respectively at least two trunk interface plates.
7, backboard as claimed in claim 6 is characterized in that, described link block comprises:
Main link block is used for main trunk is output as the first relaying branch road and the second relaying branch road, be respectively applied for main trunk interface plate be equipped with the trunk interface plate and link to each other;
Be equipped with link block, be used for being output as the 3rd relaying branch road and the 4th relaying branch road being equipped with trunk, be respectively applied for main trunk interface plate and fully the trunk interface plate link to each other.
8, a kind of backup method of trunk interface is characterized in that, this method comprises:
With main trunk be equipped with trunk and be output as at least two branch roads respectively, at least two branch roads that described each trunk is exported connect described main trunk interface plate respectively and are equipped with the trunk interface plate;
Utilize the described trunk interface plate that is equipped with that described main trunk interface plate is backed up.
9, the backup method of trunk interface as claimed in claim 8, it is characterized in that, described main trunk is output as the first relaying branch road and the second relaying branch road, links to each other with the second trunk interface chip that is equipped with the trunk interface plate with the first trunk interface chip of main trunk interface plate respectively;
Be equipped with trunk and be output as the 3rd relaying branch road and the 4th relaying branch road, link to each other with the 4th interface chip that is equipped with the trunk interface plate with the 3rd interface chip of main trunk interface plate respectively.
10, the backup method of trunk interface as claimed in claim 9, it is characterized in that, when the described first trunk interface chip breaks down, switch to the described second trunk interface chip and carry out work, when the described second trunk interface chip breaks down, switch to the described first trunk interface chip and carry out work;
When described the 4th trunk interface chip breaks down, switch to the 3rd trunk interface chip and carry out work, when described the 3rd trunk interface chip breaks down, switch to described the 4th repeater chip and carry out work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610037289XA CN100514877C (en) | 2006-08-25 | 2006-08-25 | Spare system, method and its back board of relay interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610037289XA CN100514877C (en) | 2006-08-25 | 2006-08-25 | Spare system, method and its back board of relay interface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1945990A true CN1945990A (en) | 2007-04-11 |
| CN100514877C CN100514877C (en) | 2009-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200610037289XA Expired - Fee Related CN100514877C (en) | 2006-08-25 | 2006-08-25 | Spare system, method and its back board of relay interface |
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| Country | Link |
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| CN (1) | CN100514877C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101188822B (en) * | 2007-12-13 | 2010-09-08 | 上海华为技术有限公司 | Method and system for master/slave switching of interface board and its implementation interface board |
| CN115314070A (en) * | 2022-08-09 | 2022-11-08 | 浙江中控信息产业股份有限公司 | Cascade type high-speed long-line transmission device |
| US20230095544A1 (en) * | 2021-09-24 | 2023-03-30 | Fujifilm Business Innovation Corp. | Control device, image forming apparatus, and non-transitory computer readable medium storing control program |
-
2006
- 2006-08-25 CN CNB200610037289XA patent/CN100514877C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101188822B (en) * | 2007-12-13 | 2010-09-08 | 上海华为技术有限公司 | Method and system for master/slave switching of interface board and its implementation interface board |
| US20230095544A1 (en) * | 2021-09-24 | 2023-03-30 | Fujifilm Business Innovation Corp. | Control device, image forming apparatus, and non-transitory computer readable medium storing control program |
| CN115314070A (en) * | 2022-08-09 | 2022-11-08 | 浙江中控信息产业股份有限公司 | Cascade type high-speed long-line transmission device |
| CN115314070B (en) * | 2022-08-09 | 2024-02-09 | 浙江中控信息产业股份有限公司 | Cascaded high-speed long-line transmission device |
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| Publication number | Publication date |
|---|---|
| CN100514877C (en) | 2009-07-15 |
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Granted publication date: 20090715 Termination date: 20120825 |