CN109194379A - A kind of wireless repeater, relay system and wireless relay communication method - Google Patents
A kind of wireless repeater, relay system and wireless relay communication method Download PDFInfo
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- CN109194379A CN109194379A CN201810991869.5A CN201810991869A CN109194379A CN 109194379 A CN109194379 A CN 109194379A CN 201810991869 A CN201810991869 A CN 201810991869A CN 109194379 A CN109194379 A CN 109194379A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15507—Relay station based processing for cell extension or control of coverage area
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15521—Ground-based stations combining by calculations packets received from different stations before transmitting the combined packets as part of network coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
- H04B7/15528—Control of operation parameters of a relay station to exploit the physical medium
- H04B7/15542—Selecting at relay station its transmit and receive resources
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
Abstract
It further includes address encoding unit, storage unit, judging unit and time setting unit that the invention discloses a kind of wireless repeaters including the communication unit for data of receiving and sending messages；The address encoding unit is for carrying out address code to it, the storage unit is used to store the last information data received, the time setting unit is used to set the information forwarding time of communication unit, the judging unit is for judging whether this received information data and the information data in storage unit are identical, if they are the same, the communication unit does not forward the information data received, if it is different, communication unit is forwarded the information data received after the information forwarding time of setting.The advantages of wireless repeater has the function of that being able to carry out data judgement and data forwarding time sets, and the relay system being made of the wireless repeater has reliable operation, can remain to work in the case where breaking down even more than wireless repeater for one.
Description
Technical field
The present invention relates to wireless communication technique more particularly to a kind of wireless relay systems and trunking method.
Background technique
During constructing tunnel or Mine Communication, it usually needs Long-range Data Transmission is carried out, due to the hand in tunnel
The communication terminal of machine etc does not have signal that can not be communicated, and realizes that the cost of wire communication will increase by arrangement conducting wire,
Therefore, existing technology is that equipment and repeater carry out signal transmission, phase in existing wireless relay system by wireless communication
The distance of two adjacent wireless repeaters is the radius distance of its signal cover, there was only one in the radius for covering its signal
Platform wireless repeater will lead to entire wireless relay system in this way when wherein one or more wireless repeater breaks down
Signal transmission can not be carried out, and if being equipped with more existing wireless repeaters in the range of the covering of wireless repeater signal,
It is chaotic that signal transmission will be will lead to, will cause communication failure.
Summary of the invention
A kind of wireless relay of the present invention proposing in view of the above problems, relay system and trunking method, the relay system
It is reliable with transmission information, the advantages of continuing communication can be remained to after one or more wireless repeaters break down.
The technological means that the present invention uses is as follows:
A kind of wireless repeater, including, it for the communication unit for data of receiving and sending messages, further include that address encoding unit is deposited
Storage unit, judging unit and time setting unit；The address encoding unit is for carrying out address code, the storage to it
Unit is used to store the last information data received, and the time setting unit is used to set the information forwarding of communication unit
Time, the judging unit are used for judging whether this received information data and the information data in storage unit are identical, if
Identical, the communication unit does not forward the information data received, if it is different, information forwarding time of the communication unit in setting
The information data received is forwarded afterwards；
A kind of wireless relay system, including multiple wireless repeaters disclosed by the invention, each wireless repeater have not
With address code and information forwarding time of each wireless repeater be set to different value, two neighboring wireless repeater it
Between distance be less than or equal to wireless repeater signal coverage areas radius 1/2；
A kind of wireless relay communication method, including wireless relay system disclosed by the invention, communication means are as follows:
Multiple wireless repeaters of the emission source into its signal coverage areas send information data, receive information data
Wireless repeater judge and store it to the information received, and if the last information data phase received
It is same then to the information data received without forwarding, and if postpone one periodically if the last information data received is different
Between after the information data received is forwarded.
Compared with the prior art, wireless repeater of the present invention has the advantages that the 1, wireless repeater
With storage unit, judging unit and time setting unit, the information data received can be judged and be turned
Hair, can cause communication failure to avoid forwarding number according to confusion；2, the relay system being made of the wireless repeater, can be at it
In one or more repeater when breaking down, networking and then can complete to communicate again, ensure that smoothly completing for communication.
Detailed description of the invention
Fig. 1 is the structure chart that the present invention discloses wireless repeater；
Fig. 2 is the structure chart of wireless relay system disclosed by the invention；
Fig. 3 is operation schematic diagram of the wireless relay system disclosed by the invention in a wherein wireless repeater damage,
No. 2 wireless repeater damages in figure；
Fig. 4 is the flow chart of the communication means of wireless relay disclosed by the invention；
Fig. 5 is the structural schematic diagram of the wireless relay system of the prior art.
In figure: 10, communication unit, 11, storage unit, 12, judging unit, 13, time setting unit, 14, address code
Unit.
Specific embodiment
It is as shown in Figure 1 wireless repeater disclosed by the invention, including, the communication unit 10 for receiving and sending messages also wraps
It includes, address encoding unit 14, storage unit 11, judging unit 12 and time setting unit 13；Address encoding unit 14 is used for
Address code is carried out to wireless repeater, the storage unit 11 is used to store the last information data received, when described
Between setup unit 13 be used to set information forwarding time of communication unit 10, the judging unit 12 is for judging that this is received
Whether information data and the information data in storage unit 11 are identical, and if they are the same, the communication unit 10 is to the information received
Data do not forward, if it is different, communication unit 10 is forwarded the information data received after the information forwarding time of setting.
It is illustrated in figure 2 wireless relay system disclosed by the invention, which includes multiple wireless repeaters,
7 are shared in the present embodiment, and are passed sequentially through address encoding unit and set it to No. 1, No. 2 ... No. 7 wireless repeaters,
The information forwarding time of each wireless repeater is also set to different value, such as by the information forwarding time of No. 1 wireless repeater
It is set as 1t, the information forwarding time of No. 2 wireless repeaters is set as 2t ..., and the information forwarding time of No. 7 wireless repeaters sets
It is set to 7t, t is the unit time of setting, and the distance between two neighboring wireless repeater is less than or equal to the letter of wireless repeater
The 1/2 of number radius coverage area, in the present embodiment, as shown in Fig. 2, the spacing of every two wireless repeater is signal covering half
The 1/3 of diameter (has No. 2, No. 3 and No. 4 wireless repeaters, similarly, No. 2 i.e. in the signal cover of No. 1 wireless repeater
There are No. 3, No. 4 and No. 5 wireless repeaters in the signal cover of wireless repeater, and so on).In the present embodiment,
Multiple linear arrangements of wireless repeater, in order to be suitable for the engineering construction fields such as tunnel, while its can also use it is netted
The other modes such as arrangement.
As shown in figure 4, as follows using the process that wireless relay system disclosed by the invention communicates: emission source to
Multiple wireless repeaters in its signal coverage areas send information data, receive what the repeaters of information data received
Information is judged and is stored, if the information data that the information data that this is received is received with the last time is identical
To the information data received without forwarding, the information data received is forwarded if different.In the present embodiment,
No. 1 wireless repeater is set as emission source and carries out signal transmission, and sets entire wireless relay system not having before this
Any information data forwarding was carried out, after No. 1 wireless repeater sends information data, is in No. 1 wireless repeater
No. 2, No. 3 and No. 4 wireless repeaters in signal cover receive the information data that No. 1 wireless repeater is sent, and 2
Number, No. 3 and No. 4 wireless repeaters receive after information data that (storage is single by the information data of judging unit and storage unit
What is stored in member is the last data received, and when not carrying out data receiver and forwarding, interior storage is the first of setting
Initial value) the data storage that is compared, and this is received is into storage unit when being used to receive information data next time
Judgement, in the present embodiment, due to being to carry out data forwarding for the first time, No. 2, No. 3 and No. 4 wireless repeaters can be sentenced
Breaking, it is different from the information data that last time receives to work as the secondary information data received, therefore No. 2, No. 3 and No. 4 wireless repeaters connect
It can be forwarded after receiving information data, since the information forwarding time of No. 2, No. 3 and No. 4 wireless repeaters is not
Together, and the information forwarding time of No. 2 wireless repeaters most it is short be 2t, therefore, when No. 2 wireless repeaters receive information data
And information data can be forwarded after the 2t time that is delayed, at this point, No. 3, No. 4 and No. 5 wireless repeaters can receive No. 2 wirelessly
The signal of repeater forwarding, No. 3, No. 4 and No. 5 wireless repeaters receive after the information of No. 2 wireless repeaters forwarding with upper one
The secondary information data received is compared, since No. 3 and No. 4 wireless repeaters received the letter of No. 1 wireless repeater forwarding
Data are ceased, therefore when receiving the data of No. 2 wireless repeaters forwarding, judged and last data (No. 1 nothing received
The information data that line repeater issues) it is identical, therefore, No. 3 and No. 4 wireless repeaters receive No. 2 wireless repeaters transmissions
It is not forwarded after information data, still, at this point, also having in No. 3 and No. 4 wireless repeaters from No. 1 wireless repeater
The information data sended over, therefore, after No. 1 wireless repeater has sent the information data 3t time, No. 3 wireless repeaters will
The information data received from No. 1 wireless repeater is forwarded, No. 4 wireless repeaters can be sent in No. 1 wireless repeater
After complete information data 4t, the information data sent in No. 1 wireless repeater is forwarded.No. 2 wireless repeaters forward No. 1 nothing
After the signal of line repeater forwarding, due to being not received by any data information before No. 5 wireless repeaters, No. 5 are wireless
Repeater receive No. 2 wireless repeaters forwarding information data after be delayed the 5t time after it is forwarded, and so on, directly
Information transmission is completed to whole system.
As shown in figure 3, the work when one or more wireless repeaters break down in wireless relay system of the invention
Schematic diagram, in this example, it is assumed that No. 2 wireless repeaters break down, at this point, when No. 1 wireless repeater forwarding information number
According to when, the failure of No. 2 wireless repeaters not will do it signal forwarding, and No. 3 and No. 4 wireless repeaters can still receive forwarding
Information, No. 3 and No. 4 wireless repeaters are judged and are forwarded to the information data received, information in detailed process and Fig. 2
Repeating process is identical, therefore ensure that the reliability of information data forwarding.
It is illustrated in figure 5 the wireless relay system of the prior art, which also has multiple wireless repeaters,
The distance between every two wireless repeater is the radius that the signal of wireless repeater covers, therefore works as wherein one or more nothings
When line repeater breaks down, will lead to entire relay system can not carry out information transmission.And if as it is shown in Fig. 2 that
Sample is built-in with multiple wireless repeaters in the radius of signal cover, since existing wireless repeater is sentenced without information
Disconnected unit and time setting unit, will lead to multiple wireless repeaters can receive simultaneously the information data for needing to forward and all into
Row data forwarding will cause the communication confusion of entire wireless relay system, lead to communication failure.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (3)
1. a kind of wireless repeater, including, the communication unit for data of receiving and sending messages, it is characterised in that: further include that address is compiled
Code unit, storage unit, judging unit and time setting unit；The address encoding unit is for carrying out address volume to it
Code, the storage unit are used to store the last information data received, and the time setting unit is for setting communication unit
The information forwarding time of member, the judging unit are used to judge the information data in this received information data and storage unit
Whether identical, if they are the same, the communication unit does not forward the information data received, if it is different, communication unit is in setting
The information data received is forwarded after information forwarding time.
2. a kind of wireless relay system, it is characterised in that: including wireless repeater described in multiple claims 1, Mei Gewu
There is line repeater the information forwarding time of different address code and each wireless repeater to be set to different value, and adjacent two
The distance between a wireless repeater is less than or equal to the 1/2 of the signal coverage areas radius of wireless repeater.
3. a kind of wireless relay communication method, including wireless relay system as stated in claim 2, it is characterised in that: specific
Steps are as follows:
Multiple wireless repeaters of the emission source into its signal coverage areas send information data, receive the wireless of information data
The information that repeaters receive judge and store to it, if the information data received with the last time is identical
To the information data received without forwarding, and if postpone if the last information data received is different certain time it
The information data received is forwarded afterwards.
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| CN201810991869.5A CN109194379B (en) | 2018-08-29 | 2018-08-29 | Wireless relay system and wireless relay communication method |
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| CN201810991869.5A CN109194379B (en) | 2018-08-29 | 2018-08-29 | Wireless relay system and wireless relay communication method |
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| CN109194379B CN109194379B (en) | 2020-12-25 |
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| CN110493799A (en) * | 2019-07-17 | 2019-11-22 | 视联动力信息技术股份有限公司 | Underground communication method, device and storage medium |
| CN111245497A (en) * | 2020-01-10 | 2020-06-05 | 展讯通信（上海）有限公司 | Relay control method, system, electronic device, and storage medium |
| CN111784888A (en) * | 2020-07-21 | 2020-10-16 | 上海华虹计通智能系统股份有限公司 | Synchronization method and system of split type vehicle-mounted personnel positioning equipment |
| CN112333806A (en) * | 2020-11-11 | 2021-02-05 | 大连金盛义电子科技有限公司 | Tunnel wireless redundant relay ring network system unit and system |
| CN113067763A (en) * | 2020-11-24 | 2021-07-02 | 国网浙江余姚市供电有限公司 | High-reliability mountain area distribution network communication system and communication method thereof |
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| CN111784888A (en) * | 2020-07-21 | 2020-10-16 | 上海华虹计通智能系统股份有限公司 | Synchronization method and system of split type vehicle-mounted personnel positioning equipment |
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| CN113067763A (en) * | 2020-11-24 | 2021-07-02 | 国网浙江余姚市供电有限公司 | High-reliability mountain area distribution network communication system and communication method thereof |
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| CN109194379B (en) | 2020-12-25 |
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Denomination of invention: A wireless relay system and wireless relay communication method Effective date of registration: 20220708 Granted publication date: 20201225 Pledgee: Industrial and Commercial Bank of China Limited Dalian high tech Park sub branch Pledgor: DALIAN KINSENYI ELECTRON TECHNOLOGY CO.,LTD. Registration number: Y2022980010185 |