CN108337135B - Communication control system, method and device - Google Patents
Communication control system, method and device Download PDFInfo
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- CN108337135B CN108337135B CN201810317459.2A CN201810317459A CN108337135B CN 108337135 B CN108337135 B CN 108337135B CN 201810317459 A CN201810317459 A CN 201810317459A CN 108337135 B CN108337135 B CN 108337135B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/16—Threshold monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/36—Repeater circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
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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
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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
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0811—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Environmental & Geological Engineering (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention discloses a communication control system, a communication control method and a communication control device, relates to the field of local area network communication, and aims to solve the problem that an existing wired local area network signal transmission system is easy to communicate abnormally. The main control terminal and the plurality of terminals are subjected to data interaction, and when communication between the terminal n and the main control terminal is lost or the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold, the terminal m is configured to be used for bridging a data transfer station for communication between the terminal n and the main control terminal, so that the data transfer station has the advantage of being capable of effectively guaranteeing normal communication between the terminal and the main control terminal.
Description
Technical Field
The present invention relates to the field of local area network communications, and more particularly, to a communication control system, method, and apparatus.
Background
A wired LAN is a network system in which devices distributed in different physical locations within a certain distance are connected together and can communicate with each other and share resources under the support of network software.
The prior China patent with the publication number of CN103711719A provides an induced fan control system, which comprises a plurality of regional induced fan control modules, wherein each regional induced fan control module comprises an induced fan master controller, a plurality of induced fan sub-controllers and induced fans connected with the induced fan sub-controllers, and the communication mode of the induced fan master controller and the induced fan sub-controllers is a wired local area network signal transmission connection.
However, in the above-mentioned point-to-many wired lan signal transmission system, the data exchange path is excessively long and risks such as signal attenuation, signal interference, path short circuit/disconnection are faced, so that communication abnormality or even disconnection between the slave controller and the master controller at the far end of the path is caused, and the problem is to be solved.
Disclosure of Invention
Aiming at the defects existing in the prior art, the first aspect of the invention is to provide a communication control system which has the advantage of effectively ensuring normal communication between a terminal and a main control end.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the communication control system comprises a main control end and a plurality of terminals configured to perform data interaction with the main control end, wherein the terminals are sequentially connected in series with the main control end, and when communication between a terminal n and the main control end is lost or the communication quality between the terminal n and the main control end is lower than a preset communication quality threshold value, a terminal m is configured to be used for bridging a data transfer station for communication between the terminal n and the main control end, and the terminal n and the terminal m are any two of the plurality of terminals.
Through adopting above-mentioned technical scheme, when terminal and main control end lose contact or communication quality relatively poor, the main control end can be automatic for this terminal configuration data transfer station to guarantee that it can continue to carry out data interaction with the main control end, have the advantage that can effectively guarantee terminal and main control end normal communication.
Further, the terminal is provided with a transfer module connected with the main control end; the master control end comprises: the monitoring unit is used for detecting the communication quality between the main control end and each terminal; and the triggering unit is used for controlling the main control terminal to send a command for starting the transfer module to the terminal m when the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold.
By adopting the technical scheme, the transfer station in the configuration data of the main control terminal is convenient. When the monitoring unit detects that the terminal n and the main control end lose contact or the communication quality is poor, the triggering unit can send a command for starting the transfer module of the terminal n to the terminal m, so that the terminal n can perform data interaction with the main control end through the terminal m.
Further, the monitoring unit is used for controlling the main control terminal to send regular data to the terminal, the terminal which receives the regular data keeps sending feedback information to the main control terminal, and if the main control terminal does not receive the corresponding feedback information, the triggering unit is started.
By adopting the technical scheme, the communication quality between the main control terminal and the terminal can be stably monitored, so that the normal communication between the terminal and the main control terminal is ensured.
Further, when the triggering unit controls the main control terminal to send a command for starting the transfer module to the terminal m, the main control terminal is controlled to send address information of the terminal n to the terminal m.
By adopting the technical scheme, the terminal m and the terminal n can be matched conveniently.
Further, the master control terminal further comprises a grading unit, and the grading unit is configured to number the plurality of terminals sequentially.
By adopting the technical scheme, after a plurality of terminals are numbered sequentially, the monitoring of the terminals by the main control terminal and the configuration of the data transfer station are facilitated.
Further, the transfer module comprises a judging unit, and the judging unit is used for detecting the load rate of the transfer module and sending load rate information to the main control terminal.
By adopting the technical scheme, the main control terminal can not configure the terminal with higher load rate as the data transfer station, so that the stability of communication transfer is effectively improved, and the service life of the transfer module is ensured.
The second object of the present invention is to provide a communication control method using the above communication control system, which has the advantage of effectively ensuring normal communication between a terminal and a master control terminal.
When the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold, the communication control method using the communication control system takes the terminal m with the minimum number difference between the terminal n and the main control terminal and the communication quality larger than the preset communication quality threshold as a data transfer station.
By adopting the technical scheme, the data transfer station terminal m and the terminal n have the smallest number difference, so that the distances between the terminals are nearest, the terminal m is used as the data transfer station, when the bus is a variable rate bus, the data transmission rate between the terminal n and the main control terminal is effectively improved, and when the bus is a fixed rate bus, the success rate of the data transmission between the terminal n and the main control terminal is effectively improved.
Further, when the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold, the terminal m which meets the minimum number difference with the terminal n, the communication quality is higher than the preset communication quality threshold, and the load rate is lower than the preset load rate threshold is used as the data transfer station.
By adopting the technical scheme, when the main control terminal configures the data transfer station for the terminal n, the terminal which is closest to the terminal n and has the load rate lower than the load rate threshold value is preferentially configured as the data transfer station, so that the stability of transfer communication is effectively improved.
Further, setting a plurality of continuous threshold areas lower than a preset communication quality threshold, and numbering the threshold areas sequentially, including: searching a terminal with the smallest difference value of the terminal numbers in the last number threshold area according to the terminal number sequence by the terminal in any number threshold area as a relay station for data transmission; and searching the terminal with the minimum difference of the terminal numbers in the threshold area with the forefront number sequence among the terminals larger than the preset communication quality threshold according to the terminal number sequence, and taking the terminal with the minimum difference of the terminal numbers as a data transfer station.
By adopting the technical scheme, when the communication quality between each terminal and the main control terminal is reduced according to the serial number sequence of the terminal, the main control terminal can search for a relay station in the last serial number threshold region for the terminal in any threshold region. The terminals in the threshold regions with the forefront number sequence are provided with data transfer stations for the terminals in the threshold regions with the forefront number sequence, so that the terminals in the threshold regions can perform normal data interaction with the main control terminal. The multiple continuous threshold areas lower than the preset communication quality threshold form multi-stage relay communication, and the quality and stability of relay communication are effectively improved.
Further, searching a terminal number difference value in a last number threshold area according to a terminal number sequence by using a terminal in any number threshold area, wherein the terminal with a load rate smaller than a preset load rate threshold value is used as a relay station for data transmission; and searching for the terminal number difference value minimum in the terminals larger than the preset communication quality threshold according to the terminal number sequence from the terminals in the threshold area with the forefront number sequence, wherein the terminal with the load rate smaller than the preset load rate threshold is used as a data transfer station.
By adopting the technical scheme, the load rate is considered in the multi-stage relay communication, and the stability of the relay communication is further improved.
Further, when the packet loss rate of the data transmission between the terminal n and the main control terminal is greater than a preset packet loss rate threshold or the bit error rate is greater than a preset bit error rate threshold, determining that the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold.
By adopting the technical scheme, the packet loss rate is as follows: the ratio of the number of unreturned terminals to the total number of communication times in a period of time; the error rate is the ratio between the number of data recovery check errors and the total number of communication times in a period of time. The packet loss rate and the error rate both affect the accuracy of data interaction, namely the communication quality. The communication quality between the terminal and the main control terminal can be conveniently judged by judging whether the packet loss rate and the error rate of data transmission meet the requirements.
Another object of the present invention is to provide a communication control device applying the above communication control method, which has the advantage of effectively ensuring normal communication between a terminal and a master control terminal.
The communication control device applying the communication control method comprises the communication control system, and further comprises a display module for displaying communication quality data between the terminal and the main control terminal, wherein the display module is in communication connection with the communication control system.
By adopting the technical scheme, an operator can know the communication quality between each terminal and the main control terminal conveniently.
Further, the system also comprises a fault detection module, wherein the fault detection module comprises: and the analysis unit is configured to be in communication connection with the communication control system and used for analyzing the communication quality data and generating fault type information, and the fault type information is configured to be displayed by the display module.
By adopting the technical scheme, the display module can display the communication fault type between the terminal and the main control terminal, so that an operator can know the fault condition conveniently, and the fault condition is processed correspondingly.
In summary, the invention has the following beneficial effects:
1. the transfer module and the trigger module are arranged, so that the effect of ensuring normal communication between the terminal and the main control terminal can be effectively ensured;
2. the grading unit and the judging unit are arranged, so that the master control end can conveniently configure the data transfer station for the terminal with the communication quality lower than the communication quality threshold value;
3. by setting a plurality of continuous threshold areas, the stability of relay communication is effectively ensured;
4. through setting up display module, have the effect that the user of being convenient for knows the communication situation between each terminal and the master control end.
Drawings
Fig. 1 is a schematic diagram showing the overall structure of a communication control system in embodiment 1;
fig. 2 is a schematic structural diagram of a master control end in embodiment 1;
fig. 3 is a schematic structural diagram of a communication control system in embodiment 1, which is used for reflecting the connection relationship between a terminal m and a terminal n and a master control terminal;
fig. 4 is a schematic diagram of a relationship between a terminal and communication quality in embodiment 2, which is used for representing the communication quality of the terminal m1, the terminal n and the terminal m 2;
fig. 5 is a schematic diagram of a relationship between a terminal and communication quality in embodiment 3, which is used for reflecting the relationship among a threshold zone a, a threshold zone b and a threshold zone c;
fig. 6 is a schematic diagram of the overall structure of the communication control device in embodiment 4.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Example 1:
referring to fig. 1, a communication control system includes a main control terminal and a plurality of terminals, wherein the main control terminal adopts a bus to connect each terminal in series so as to realize data interaction between the terminals and the main control terminal.
Referring to fig. 1, a terminal includes a transfer module that can be started by a master terminal, and after the transfer module is started by the master terminal, the terminal corresponding to the transfer module will serve as a data transfer station for communication between the master terminal and another terminal. The transfer module comprises a judging unit, and the judging unit is used for detecting the load rate of the transfer module and sending corresponding load rate information to the main control terminal.
Referring to fig. 1 and 2, the main control terminal includes a monitoring unit, a triggering unit and a grading unit, the grading unit is used for numbering the terminals in sequence, the triggering unit is used for controlling the main control terminal to send a command for starting the transfer module to the terminals, and the monitoring unit is used for detecting the communication quality between the main control terminal and each terminal. When the system works, the monitoring unit controls the main control terminal to send regular data to the terminal, the terminal which receives the regular data keeps sending feedback information to the main control terminal, and if the main control terminal does not receive feedback information corresponding to one or more terminals, the triggering unit is started to configure the data transfer station for the terminal which does not send feedback information to the main control terminal.
Referring to fig. 3, the terminal n and the terminal m are any two of the plurality of terminals, and when the monitoring unit detects that the communication between the terminal n and the main control terminal is lost or the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold, the triggering unit controls the main control terminal to send a command for starting the transfer module to the terminal m. At this time, the terminal m is configured as a data transfer station for communication between the bridge terminal n and the master terminal. When the main control terminal sends a command for starting the transfer module to the terminal m, the address information of the terminal n is also sent to the terminal m, so that the terminal m can be quickly matched with the terminal n to form relay communication.
Referring to fig. 3, the communication quality between the terminal n and the master control terminal is lower than a preset communication quality threshold, i.e., the packet loss rate of the data transmission between the terminal n and the master control terminal is greater than a preset packet loss rate threshold or the error rate is greater than a preset error rate threshold. Wherein, packet loss rate is: after the main control terminal sends communication data to the terminal, the proportion between the unreturned times of the terminal and the total communication times is in a period of time; the error rate is: after the main control terminal sends the communication data to the terminal, the terminal replies the ratio between the data checking error times and the total communication times in a period of time.
The working principle is as follows:
when the system works, the main control terminal performs data interaction with a plurality of terminals, and the terminal n and the terminal m are any two of the plurality of terminals.
When the communication between the terminal n and the main control terminal is lost or the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold, the main control terminal configures the terminal m as a data transfer station for communication between the bridge terminal n and the main control terminal.
Example 2:
referring to fig. 4, when the communication quality between the terminal n and the master control terminal is lower than a preset communication quality threshold, the communication quality is the smallest, the number difference between the terminal n and the master control terminal is larger than or equal to the preset communication quality threshold, and the terminal with the load rate smaller than the preset load rate threshold is used as the data transfer station, where n is the number of the terminal, and n is not equal to the number of the terminal used as the data transfer station.
Referring to fig. 4, when the communication quality between the terminal n and the master control terminal is lower than a preset communication quality threshold, the terminal satisfying the number difference with the terminal n is the smallest, and the communication quality is greater than or equal to the preset communication quality threshold, and has a terminal m1 and a terminal m2. In this embodiment, the load factor of the terminal m1 is greater than a preset load factor threshold, and the load factor of the terminal m2 is less than a preset load factor threshold, so the terminal m2 is configured as a data transfer station for communication between the terminal n and the master control terminal. When the load rates of the terminal m1 and the terminal m2 are smaller than the preset load rate threshold, one of the terminals is taken as a data transfer station for communication between the terminal n and the main control terminal.
Example 3:
a communication control method applied to the communication control system in embodiment 1, referring to fig. 5, sets a plurality of threshold areas which are lower than a preset communication quality threshold and are continuous, and sequentially numbers the threshold areas. In this embodiment, the threshold areas below the preset communication quality threshold include a threshold area a, a threshold area b, and a threshold area c, where a, b, and c are numbers of the threshold areas. And searching the terminal with the minimum terminal number difference value in the threshold zone b according to the number sequence of the terminal by using the terminal with the load rate smaller than the preset load rate threshold as a relay station for data transmission. And searching the terminal in the threshold zone b for the terminal with the minimum terminal number difference value in the threshold zone a according to the number sequence of the terminal, wherein the terminal with the load rate smaller than the preset load rate threshold value is used as a relay station for data transmission. And searching the terminals in the threshold value area a for the terminal with the minimum difference value of the terminal numbers in the terminals larger than or equal to the preset communication quality threshold value according to the number sequence of the terminals, wherein the terminal with the load rate smaller than the preset load rate threshold value is used as the data transfer station.
Referring to fig. 5, the communication quality of the terminal a1 is equal to the communication quality threshold, the terminal a2 is located in the threshold area a, and the terminal a3 is located in the threshold area b. In this embodiment, the terminal a3 is a relay station of a terminal in the threshold zone c, the terminal a2 is a relay station of a terminal in the threshold zone b, and the terminal a1 is a data transfer station of a terminal in the threshold zone a, where a1, a2, and a3 are numbers of the terminal, and load rates of the terminal a1, the terminal a2, and the terminal a3 are all smaller than a preset load rate threshold.
Example 4:
a communication control device applying the communication control method refers to FIG. 6, and comprises the communication control system, a fault detection module and a display module, wherein the display module is in communication connection with the communication control system and is used for displaying communication quality data between a terminal and a main control end, and the communication control device has the effect of facilitating a user to know the communication quality condition between each terminal and the main control end.
Referring to fig. 6, the fault detection module includes an analysis unit, which is communicatively connected with the communication control system, and is configured to analyze the communication quality data and generate fault type information, where the generated fault type information is displayed by the display module, so that an operator can easily understand the fault condition and perform corresponding processing on the fault condition.
Claims (4)
1. A communication control method, characterized in that: the communication control method is based on a communication control system, the communication control system comprises a main control end and a plurality of terminals configured to perform data interaction with the main control end, and the terminals are sequentially connected with the main control end in series; the terminal is provided with a transfer module connected with the main control end; the main control terminal comprises a monitoring unit for detecting the communication quality between the main control terminal and each terminal, and a triggering unit for controlling the main control terminal to send a command for starting the transfer module to the terminal m when the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold; the monitoring unit is used for controlling the main control terminal to send conventional data to the terminal, the terminal which receives the conventional data keeps sending feedback information to the main control terminal, and if the main control terminal does not receive the corresponding feedback information, the triggering unit is started; when the triggering unit controls the main control terminal to send a command for starting the transfer module to the terminal m, the main control terminal is controlled to send address information of the terminal n to the terminal m at the same time; the master control end further comprises a grading unit, wherein the grading unit is configured to number the plurality of terminals sequentially; the transfer module comprises a judging unit, wherein the judging unit is used for detecting the load rate of the transfer module and sending load rate information to the main control terminal;
the communication control method includes:
when the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold, the terminal m which meets the minimum number difference with the terminal n, the communication quality is higher than the preset communication quality threshold, and the load rate is lower than the preset load rate threshold is used as a data transfer station.
2. The communication control method according to claim 1, characterized in that:
searching the terminal number difference value in the last number threshold region according to the terminal number sequence by the terminal in any number threshold region, wherein the terminal with the load rate smaller than the preset load rate threshold value is used as a relay station for data transmission;
and searching for the terminal number difference value minimum in the terminals larger than the preset communication quality threshold according to the terminal number sequence from the terminals in the threshold area with the forefront number sequence, wherein the terminal with the load rate smaller than the preset load rate threshold is used as a data transfer station.
3. The communication control method according to claim 2, characterized in that: and when the packet loss rate of the data transmission between the terminal n and the main control terminal is larger than a preset packet loss rate threshold or the error rate is larger than a preset error rate threshold, determining that the communication quality between the terminal n and the main control terminal is lower than a preset communication quality threshold.
4. A communication control apparatus applying the communication control method according to claim 3, comprising the communication control system, characterized in that: also comprises a display module and a fault detection module,
the display module is configured to be in communication connection with the communication control system and is used for displaying communication quality data between the terminal and the main control terminal;
the fault detection module includes:
and the analysis unit is configured to be in communication connection with the communication control system and used for analyzing the communication quality data and generating fault type information, and the fault type information is configured to be displayed by the display module.
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| CN201810317459.2A CN108337135B (en) | 2018-04-10 | 2018-04-10 | Communication control system, method and device |
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| CN201810317459.2A CN108337135B (en) | 2018-04-10 | 2018-04-10 | Communication control system, method and device |
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| CN103711719A (en) * | 2013-12-13 | 2014-04-09 | 宁波东灵水暖空调配件有限公司 | Induced fan control system |
| CN105848235A (en) * | 2016-03-31 | 2016-08-10 | 乐视控股（北京）有限公司 | Communication control method and device |
| CN106160891A (en) * | 2015-03-30 | 2016-11-23 | 青岛海尔空调电子有限公司 | The detection method of communication quality and device and air-conditioning equipment |
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| JPH08331139A (en) * | 1995-06-01 | 1996-12-13 | Fujitsu Ltd | Frame relay network and information transmission method in the network |
| CN102511184A (en) * | 2009-09-25 | 2012-06-20 | 索尼公司 | Communication system, relay device, management server, and communication terminal |
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