CN106330257A - Wireless data transmission method and system - Google Patents
Wireless data transmission method and system Download PDFInfo
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- CN106330257A CN106330257A CN201610760949.0A CN201610760949A CN106330257A CN 106330257 A CN106330257 A CN 106330257A CN 201610760949 A CN201610760949 A CN 201610760949A CN 106330257 A CN106330257 A CN 106330257A
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- terminal node
- monitoring center
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- data message
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/12—Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality
- H04W40/16—Communication route or path selection, e.g. power-based or shortest path routing based on transmission quality or channel quality based on interference
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
- H04B1/715—Interference-related aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/24—Connectivity information management, e.g. connectivity discovery or connectivity update
- H04W40/246—Connectivity information discovery
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a wireless data transmission method and relates to the technical field of wireless data communication. The method comprises the steps of S1, establishing layer-by-layer transmitting wireless data communication links between a monitoring center and multilayer terminal nodes, wherein the monitoring center is in wireless connection with a first layer of terminal nodes, and each superior terminal node is in wireless connection with at least one subordinate remote terminal node; S2, setting a communication frequency of each terminal node; and S3, receiving data messages by each terminal node, and forwarding the data messages, wherein the uplink data messages are directly placed into uplink queues for waiting to be sent, after target terminal nodes of the downlink data messages are determined, the data messages are added to downlink queues for waiting to be sent. According to the method and the system, remote wireless data communication between the terminal nodes and the monitoring center can be realized, the communication interference can be reduced, and the stability of the communication links is ensured. The invention also discloses a wireless data transmission system.
Description
Technical field
The present invention relates to wireless data communication technology field, be specifically related to a kind of radio data transmission method and system.
Background technology
The development of wireless communication technology expands the scope of data exchange transmission.Convenient due to wireless data transmission technology
The wired data transfer mode big compared to installation difficulty, cost is high, has obvious advantage, therefore wireless data transmission technology
Application more and more extensive.
Application for a patent for invention CN 104348523 A discloses the data transmission method of a kind of wireless sensor node, works as nothing
When line sensor node has data to need transmission, initiate bluetooth connection establishment process, set up the bluetooth between Bluetooth accessing point
Connect；Transmitting uplink data is carried out between wireless sensor node and Bluetooth accessing point；Upstream data is carried out by Bluetooth accessing point
Transparent forwarding, is sent to Surveillance center；Transmitting uplink data is complete, initiates bluetooth and disconnects process.But current wireless biography
Defeated mode, transmission range is near, and is easily disturbed by periphery wireless signal.Therefore, the anti-interference long distance of wireless data how is realized
From transmission, it it is a problem demanding prompt solution.
Summary of the invention
For defect present in prior art, it is an object of the invention to provide a kind of radio data transmission method and be
System, it is achieved the long-distance transmissions of wireless data.
For reaching object above, the present invention adopts the technical scheme that: a kind of radio data transmission method, including following step
Rapid:
S1, sets up the wireless data communication link successively transmitted between monitoring center and multiple terminal node, described prison
Measured center and ground floor terminal node wireless connections, each higher level's terminal node is wireless with at least one subordinate's remote end-node
Connect；
S2, arranges the communication frequency of each terminal node；
S3, each terminal node receives data message and carries out data message forwarding, and uplink data messages is directly placed into up
Queue is medium to be sent, and it is medium pending that data message is added down queue after determining target terminal node by downlink data message again
Send.
On the basis of technique scheme, described wireless data communication link is virtual tree-shaped, and top layer is monitoring center,
Ground floor below top layer is terminal node to the 4th layer.
On the basis of technique scheme, each terminal node original position is in bottom that is the 4th of virtual tree
Layer, each terminal node upwards being searched the higher level's terminal node being positioned at its last layer, if finding higher level's terminal node of correspondence, being built
This terminal node vertical and the connection of higher level's terminal node；If search less than, change the virtual ID of this terminal node into its last layer
The virtual ID of higher level's terminal node, this terminal node rises one layer on the position of virtual tree；Each terminal node continues upward
Search the higher level's terminal node being positioned at its last layer, until this terminal node sets up the connection with higher level's terminal node or this terminal
Node motion is to ground floor.
On the basis of technique scheme, after a certain terminal node is moved upwards up to ground floor, this terminal node with
Fixing frequency hop sequences is given out a contract for a project to monitoring center, if monitoring center's response, then sets up the connection of this terminal node and monitoring center；If
Monitoring center is not responding to, then set up the connection of this terminal node and the other-end node with layer；If all terminals of ground floor
Node all cannot be connected with monitoring center, then restart to set up wireless communication link.
On the basis of technique scheme, the concrete steps of step S2 include: arrange monitoring center and ground floor terminal
Communication frequency between node, between each terminal node and connected secondary terminal node, wherein: monitoring center and first
Communication frequency between layer terminal node is consistent, and a terminal node is one with the secondary terminal node established a connection and communicates
Unit, the communication frequency between terminal node in same communication unit is consistent, the communication of terminal node in different communication unit
Frequency is different.
On the basis of technique scheme, the communication frequency of each terminal node carries out saltus step with fixing speed.
On the basis of technique scheme, the concrete steps of step S3 include:
S301, is respectively provided with a physics ID storing all terminal nodes and the frequency of communication frequency in each terminal node
Rate table；
S302, after each terminal node receives data message, it is judged that the sending direction of data message；If data message is subordinate
Terminal node is sent to monitoring center, enters step S303；If data message is monitoring center is sent to secondary terminal node
, enter step S304；
S303, it is medium to be sent that data message directly adds upstream queue, terminates；
S304, searches frequency meter, determines target terminal according to the physics ID of the target terminal node of record in data message
Node, and it is medium to be sent that data message adds down queue, terminates.
On the basis of technique scheme, in described terminal node, it is provided with an intervalometer, if prefixed time interval
Inside do not receive the data message that secondary terminal node sends, then by the physics ID of described secondary terminal node and communication frequency from frequency
Rate table is deleted.
On the basis of technique scheme, whenever described terminal node receives the data message that secondary terminal node transmits
Time renewal frequency table.
The invention also discloses a kind of wireless system for transmitting data, including monitoring center and multistage terminal node, described prison
Measured center and multistage terminal node form virtual tree-shaped wireless data communication link, described monitoring center and the terminal of ground floor
Node wireless connects, each higher level's terminal node and at least one subordinate's remote end-node wireless connections.
Compared with prior art, it is an advantage of the current invention that:
1, the present invention is by setting up the wireless data successively transmitted between monitoring center and the terminal node being in multilamellar
Communication link, it is achieved the successively transmission of information, thus realize the remote-wireless data communication between terminal node and monitoring center.
2, the different communication frequency by arranging multilamellar terminal node is gone forward side by side line frequency saltus step, decreases Communication Jamming, protects
Demonstrate,prove stablizing of communication link.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of radio data transmission method in the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of radio data transmission method step S3 in the embodiment of the present invention；
Fig. 3 is the structured flowchart of wireless system for transmitting data in the embodiment of the present invention.
In figure: 1-monitoring center, 2-terminal node.
Detailed description of the invention
Shown in Figure 1, the embodiment of the present invention provides a kind of radio data transmission method, comprises the following steps:
S1, sets up the RFDC chain successively transmitted between monitoring center 1 and the terminal node 2 being in multilamellar
Road, each terminal node 2 has two ID, a virtual ID, a physics ID；Monitoring center 1 and ground floor terminal node 2
Wireless connections, each higher level's terminal node 2 and at least one subordinate's remote end-node 2 wireless connections；
S2, arranges the communication frequency of each terminal node 2；
S3, each terminal node 2 receives data message and carries out data message forwarding, and uplink data messages is directly placed into up
Queue is medium to be sent, and data message is added wait in down queue by downlink data message again after determining target terminal node 2
Send.The present invention is by setting up the RFDC successively transmitted between monitoring center 1 and the terminal node 2 being in multilamellar
Link, it is achieved the successively transmission of information, thus realize the remote-wireless data communication between terminal node 2 and monitoring center 1.
Wireless data communication link is virtual tree-shaped, and top layer is monitoring center 1, and the ground floor below top layer to the 4th layer is
Terminal node 2.
Each terminal node 2 can move on virtual tree, and each terminal node 2 original position is in virtual tree
Bottom that is the 4th layer, each terminal node 2 upwards searches the higher level's terminal node 2 being positioned at its last layer, if finding the upper of correspondence
Level terminal node 2, sets up the connection of this terminal node 2 and higher level's terminal node 2；If search less than, by the void of this terminal node 2
Intending the virtual ID that ID changes higher level's terminal node 2 of its last layer into, this terminal node 2 rises one layer on the position of virtual tree；Respectively
Terminal node 2 continues upward searches the higher level's terminal node 2 being positioned at its last layer, until this terminal node 2 is set up with higher level eventually
Connection or this terminal node 2 of end node 2 move to ground floor.
After a certain terminal node 2 is moved upwards up to ground floor, this terminal node 2 with fixing frequency hop sequences to monitoring center
1 gives out a contract for a project, if monitoring center 1 responds, sets up the connection of this terminal node 2 and monitoring center 1；If monitoring center 1 is not responding to, set up
This terminal node 2 and the connection of the other-end node 2 with layer；If all terminal nodes 2 of ground floor all cannot with monitoring in
The heart 1 connects, then restart to set up wireless communication link.
The concrete steps of step S2 include: set gradually from top to bottom between monitoring center 1 and ground floor terminal node 2,
Communication frequency between each terminal node 2 and connected secondary terminal node 2, wherein: monitoring center 1 and ground floor terminal
Communication frequency between node 2 is consistent, and a terminal node 2 and the secondary terminal node 2 established a connection are a communication unit
Unit, the communication frequency between terminal node 2 in same communication unit is consistent, the communication of terminal node 2 in different communication unit
Frequency is different.The communication frequency of each terminal node 2 carries out saltus step with fixing speed.The communication frequency of each terminal node 2 according to
It is communication frequency before saltus step that following rule carries out saltus step: f, and F is communication frequency after saltus step, and F is equal to f and 32 sums divided by more than 96
Number.Gone forward side by side line frequency saltus step by the different communication frequency arranging multilamellar terminal node 2, decrease Communication Jamming, it is ensured that be logical
Stablizing of letter link.
Shown in Figure 2, the concrete steps of step S3 include:
S301, is respectively provided with one in each terminal node 2 and stores the physics ID of all terminal nodes 2 and communication frequency
Frequency meter；
S302, after each terminal node 2 receives data message, it is judged that the sending direction of data message；If under data message is
Level terminal node 2 is sent to monitoring center 1, enters step S303；If data message is monitoring center 1 is sent to secondary terminal
Node 2, enter step S304；
S303, it is medium to be sent that data message directly adds upstream queue, terminates；
S304, searches frequency meter, determines target terminal according to the physics ID of the target terminal node 2 of record in data message
Node 2, and it is medium to be sent that data message adds down queue, terminates.
An intervalometer (not shown) it is provided with, if not receiving secondary terminal joint in prefixed time interval in terminal node 2
The data message of point 2 transmission, then delete physics ID and the communication frequency of secondary terminal node 2 from frequency meter.Whenever terminal
Renewal frequency table when node 2 receives the data message of secondary terminal node 2 transmission.
Shown in Figure 3, the invention also discloses a kind of wireless system for transmitting data, including monitoring center 1 and multistage end
End node 2, monitoring center 1 and multistage terminal node 2 form virtual tree-shaped wireless data communication link, monitoring center 1 and first
Terminal node 2 wireless connections of layer, each higher level's terminal node 2 and at least one subordinate's remote end-node 2 wireless connections.
The present invention is not limited to above-mentioned embodiment, for those skilled in the art, without departing from
On the premise of the principle of the invention, it is also possible to make some improvements and modifications, these improvements and modifications are also considered as the protection of the present invention
Within the scope of.The content not being described in detail in this specification belongs to prior art known to professional and technical personnel in the field.
Claims (10)
1. a radio data transmission method, it is characterised in that: comprise the following steps:
S1, sets up the wireless data communication link successively transmitted between monitoring center and multiple terminal node, in described monitoring
The heart and ground floor terminal node wireless connections, each higher level's terminal node and at least one wireless company of subordinate's remote end-node
Connect；
S2, arranges the communication frequency of each terminal node；
S3, each terminal node receives data message and carries out data message forwarding, and uplink data messages is directly placed into upstream queue
Medium to be sent, it is medium to be sent that data message is added down queue after determining target terminal node by downlink data message again.
2. a kind of radio data transmission method as claimed in claim 1, it is characterised in that:
Described wireless data communication link is virtual tree-shaped, and top layer is monitoring center, and the ground floor below top layer to the 4th layer is
Terminal node.
3. a kind of radio data transmission method as claimed in claim 2, it is characterised in that:
Each terminal node original position is in bottom that is the 4th layer of virtual tree, and each terminal node upwards searches position thereon
Higher level's terminal node of one layer, if finding higher level's terminal node of correspondence, sets up this terminal node and higher level's terminal node
Connect；If search less than, the virtual ID of this terminal node is changed into the virtual ID of higher level's terminal node of its last layer, this terminal
Node rises one layer on the position of virtual tree；Each terminal node continues upward searches the higher level's terminal joint being positioned at its last layer
Point, until this terminal node sets up the connection with higher level's terminal node or this terminal node moves to ground floor.
4. a kind of radio data transmission method as claimed in claim 3, it is characterised in that:
After a certain terminal node is moved upwards up to ground floor, this terminal node is given out a contract for a project to monitoring center with fixing frequency hop sequences,
If monitoring center responds, then set up the connection of this terminal node and monitoring center；If monitoring center is not responding to, then set up this terminal
Node and the connection of the other-end node with layer；If all terminal nodes of ground floor all cannot be connected with monitoring center, then
Restart to set up wireless communication link.
5. a kind of radio data transmission method as claimed in claim 2, it is characterised in that: the concrete steps of step S2 include:
Arrange between monitoring center and ground floor terminal node, communication between each terminal node and connected secondary terminal node
Frequency, wherein: the communication frequency between monitoring center with ground floor terminal node is consistent, a terminal node and establishing a connection
Secondary terminal node be a communication unit, the communication frequency between terminal node in same communication unit is consistent, different
In communication unit, the communication frequency of terminal node is different.
6. radio data transmission method as claimed in claim 2 a kind of, it is characterised in that: the communication frequency of each terminal node with
Fixing speed carries out saltus step.
7. a kind of radio data transmission method as claimed in claim 2, it is characterised in that: the concrete steps of step S3 include:
S301, is respectively provided with a physics ID storing all terminal nodes and the frequency of communication frequency in each terminal node
Table；
S302, after each terminal node receives data message, it is judged that the sending direction of data message；If data message is secondary terminal
Node is sent to monitoring center, enters step S303；If data message is monitoring center is sent to secondary terminal node, enter
Enter step S304；
S303, it is medium to be sent that data message directly adds upstream queue, terminates；
S304, searches frequency meter, determines target terminal node according to the physics ID of the target terminal node of record in data message,
And it is medium to be sent that data message adds down queue, terminate.
8. a kind of radio data transmission method as claimed in claim 7, it is characterised in that: it is provided with one in described terminal node
Intervalometer, if not receiving the data message that secondary terminal node sends in prefixed time interval, then saves described secondary terminal
Physics ID and the communication frequency of point are deleted from frequency meter.
9. a kind of radio data transmission method as claimed in claim 8, it is characterised in that: whenever described terminal node receives down
Renewal frequency table during the data message that level terminal node transmits.
10. a wireless system for transmitting data, it is characterised in that: include monitoring center and multistage terminal node, in described monitoring
The heart and multistage terminal node form virtual tree-shaped wireless data communication link, described monitoring center and the terminal node of ground floor
Wireless connections, each higher level's terminal node and at least one subordinate's remote end-node wireless connections.
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| CN201610760949.0A CN106330257B (en) | 2016-08-29 | 2016-08-29 | A kind of radio data transmission method and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110574008A (en) * | 2017-04-28 | 2019-12-13 | 日本电信电话株式会社 | ID space conversion system and method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1668023A (en) * | 2004-03-10 | 2005-09-14 | 浙江大学 | Network architecture and transmission method suitable for digital media release service |
| CN102223734A (en) * | 2011-06-14 | 2011-10-19 | 广州从兴电子开发有限公司 | Wireless communication network and communication method of same |
| CN102932799A (en) * | 2012-11-15 | 2013-02-13 | 陈宏滨 | Cognition sensor network model and method for optimizing life cycle of cognition sensor network model |
| CN103676795A (en) * | 2012-09-06 | 2014-03-26 | 苏州联科盛世科技有限公司 | Intelligent monitoring system based on wireless sensor network technology |
| CN105072659A (en) * | 2015-08-18 | 2015-11-18 | 高尚 | Multi-hop wireless sensor network with high transmission rate |
-
2016
- 2016-08-29 CN CN201610760949.0A patent/CN106330257B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1668023A (en) * | 2004-03-10 | 2005-09-14 | 浙江大学 | Network architecture and transmission method suitable for digital media release service |
| CN102223734A (en) * | 2011-06-14 | 2011-10-19 | 广州从兴电子开发有限公司 | Wireless communication network and communication method of same |
| CN103676795A (en) * | 2012-09-06 | 2014-03-26 | 苏州联科盛世科技有限公司 | Intelligent monitoring system based on wireless sensor network technology |
| CN102932799A (en) * | 2012-11-15 | 2013-02-13 | 陈宏滨 | Cognition sensor network model and method for optimizing life cycle of cognition sensor network model |
| CN105072659A (en) * | 2015-08-18 | 2015-11-18 | 高尚 | Multi-hop wireless sensor network with high transmission rate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110574008A (en) * | 2017-04-28 | 2019-12-13 | 日本电信电话株式会社 | ID space conversion system and method thereof |
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