CN110049529A - A kind of optimal path referee method of ad hoc network wireless technology - Google Patents
A kind of optimal path referee method of ad hoc network wireless technology Download PDFInfo
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- CN110049529A CN110049529A CN201910176433.5A CN201910176433A CN110049529A CN 110049529 A CN110049529 A CN 110049529A CN 201910176433 A CN201910176433 A CN 201910176433A CN 110049529 A CN110049529 A CN 110049529A
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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
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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
- H04W40/20—Communication route or path selection, e.g. power-based or shortest path routing based on geographic position or location
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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
- H04W40/22—Communication route or path selection, e.g. power-based or shortest path routing using selective relaying for reaching a BTS [Base Transceiver Station] or an access point
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/34—Modification of an existing route
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
A kind of optimal path referee method of ad hoc network wireless technology, including multiple gateways and multiple nodes, the gateway with its belonging to multiple nodes connected using ad hoc network wireless technology, each node is corresponding with one or more equipment；It further include signal detection module, the signal detection module detects the initial signal intensity of each equipment, carries out node column sequence according to the signal strength of equipment, and saved；The signal strength of each equipment of the subsequent real-time detection of signal detection module records the signal strength of each equipment when the signal strength of equipment changes again, and re-starts node column sequence.The present invention proposes a kind of optimal path referee method of ad hoc network wireless technology, after the position of equipment and signal strength change, arbitrates out optimal path.
Description
Technical field
The present invention relates to a kind of arbitrations of the optimal path of ad hoc network wireless technical field more particularly to ad hoc network wireless technology
Method.
Background technique
As people's lives are horizontal and the raising of quality of life, existing household electrical appliance category is more and more abundant, automatically controlled system
System is also to become increasingly complex, and function is also more and more, the universal life for quietly entering people on a large scale of "smart" products
It is living, more and more intelligent equipments.Current household electrical appliances intelligence is single-item intelligence, does not link between product, does not assist
It helps, cannot accomplish full room intelligence, in order to solve this problem, the method that many users use ad hoc network wireless technology passes through
Ad hoc network is set up to realize the linkage of full room intelligence, but in ad hoc network, due to the position of equipment and changing for signal strength
Become, former optimal path is not the optimal path after device location and signal strength change.
Summary of the invention
It is an object of the invention to propose a kind of optimal path of ad hoc network wireless technology for the defects of background technique
Referee method arbitrates out optimal path after the position of equipment and signal strength change.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of optimal path referee method of ad hoc network wireless technology, including multiple gateways and multiple nodes, the gateway
It is connected with multiple nodes belonging to it using ad hoc network wireless technology, each node is corresponding with one or more equipment；
It further include signal detection module, the signal detection module detects the initial signal intensity of each equipment, according to setting
Standby signal strength carries out node column sequence, and is saved；
The signal strength of each equipment of the subsequent real-time detection of signal detection module, when the signal strength of equipment changes
When change, the signal strength of each equipment is recorded again, and re-starts node column sequence.
Preferably, when the position of equipment changes, equipment is become newly by the equipment of selection signal maximum intensity
Relay node, and optimal path is generated according to new relay node.
Preferably, the routing table information of the in store equipment of the equipment of each node, the routing table information preserve routing
Path, the routed path have recorded the network address of the node of each trunking from this equipment to gateway.
Preferably, the message of transmission includes message content and routing table message, and message content is the information for needing to transmit, road
It is the record of routed path by table, message content will be transmitted to next node according to the routing table information.
Preferably, the routing table information also records the signal strength for having equipment corresponding to each node, and voluntarily compares
Compared with the signal strength of this node and other nodes, the node of selection signal maximum intensity.
Preferably, the signal strength of node changes with the position change of equipment.
Preferably, including the one-to-one control between single node and single node.
Preferably, including the one-to-many control between single node and multinode.
Preferably, it is controlled including the many-one between multinode and single node.
Preferably, it is controlled including the multi-to-multi between multinode and multinode.
Detailed description of the invention
Fig. 1 is ad hoc network wireless technology path optimizing flow chart of the invention.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
A kind of optimal path referee method of ad hoc network wireless technology of the present embodiment, including multiple gateways and multiple sections
Point, the gateway with its belonging to multiple nodes connected using ad hoc network wireless technology, each node is corresponding with one or more
Equipment；
It further include signal detection module, the signal detection module detects the initial signal intensity of each equipment, according to setting
Standby signal strength carries out node column sequence, and is saved；
The signal strength of each equipment of the subsequent real-time detection of signal detection module, when the signal strength of equipment changes
When change, the signal strength of each equipment is recorded again, and re-starts node column sequence.
Preferably, when the position of equipment changes, equipment is become newly by the equipment of selection signal maximum intensity
Relay node, and optimal path is generated according to new relay node.
Preferably, the routing table information of the in store equipment of the equipment of each node, the routing table information preserve routing
Path, the routed path have recorded the network address of the node of each trunking from this equipment to gateway.
Preferably, the message of transmission includes message content and routing table message, and message content is the information for needing to transmit, road
It is the record of routed path by table, message content will be transmitted to next node according to the routing table information.
Preferably, the routing table information also records the signal strength for having equipment corresponding to each node, and voluntarily compares
Compared with the signal strength of this node and other nodes, the node of selection signal maximum intensity.
Preferably, the signal strength of node changes with the position change of equipment.
Preferably, including the one-to-one control between single node and single node.
Preferably, including the one-to-many control between single node and multinode.
Preferably, it is controlled including the many-one between multinode and single node.
Preferably, it is controlled including the multi-to-multi between multinode and multinode.
Due to the complexity of actual deployment environment, and when device location variation, radiofrequency signal be may also change accordingly, equipment root
According to the dynamic change dynamic regulating networks topological structure of RF signal strength, optimal transmission paths are selected.Ad-hoc network has
Multi-hop characteristic, multi-hop pass through trunking and repeatedly forward, increase coverage area, optimal path can be selected to transmit by multi-hop
To destination address.
As shown in Figure 1, the routing table information of the in store equipment of the equipment of each node, saves respective routed path, this
A routed path has recorded the intermediate node network address of each relay forwarding from this equipment to gateway.Due to position and letter
The variation of number intensity, current routed path be not necessarily it is optimal, become new according to the trunking of selection signal maximum intensity
Forward node, update optimal routed path, reduce the path loss of wireless transmission, improve communication quality.
The message of transmission includes message content and routing table message, and message content is the information for needing to transmit, and routing table is
The record of routed path.Message content will be transmitted to next node according to this routing table.
Realize that information exchange and assistance, distribution solve single device overload by wireless network；Solves some
Equipment damage leads to periods of network disruption, enhances network reliability；It solves highly-safe, different functions is separately disposed；Pass through
Equipment is gradually increased, the computing capability of equipment increased.
The ad hoc network is the Radio Transmission Technology of low-power consumption, and transmission power is small, and receiving sensitivity is high, launch time
It is short, it is able to achieve the low-power consumption of household appliance.It include multiple gateways and multiple terminal nodes, the gateway and affiliated terminal node
It is connected using ad hoc network wireless technology, connection can be formed, propagation can also be realized by way of broadcast, enhances the spirit of network
Activity.
Information can be by automatically selecting transmission path according to radio frequency environment.Can by one-to-one control, one-to-many control,
Many-one control, multi-to-multi control, realizes the automation between equipment.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of optimal path referee method of ad hoc network wireless technology, it is characterised in that:
Including multiple gateways and multiple nodes, the gateway with its belonging to multiple nodes connected using ad hoc network wireless technology,
Each node is corresponding with one or more equipment；
It further include signal detection module, the signal detection module detects the initial signal intensity of each equipment, according to equipment
Signal strength carries out node column sequence, and is saved；
The signal strength of each equipment of the subsequent real-time detection of signal detection module, when the signal strength of equipment changes
When, the signal strength of each equipment is recorded again, and re-starts node column sequence.
2. a kind of optimal path referee method of ad hoc network wireless technology according to claim 1, it is characterised in that:
When the position of equipment changes, equipment becomes new relay node by the equipment of selection signal maximum intensity, and
Optimal path is generated according to new relay node.
3. a kind of optimal path referee method of ad hoc network wireless technology according to claim 1, it is characterised in that:
The routing table information of the in store equipment of the equipment of each node, the routing table information preserve routed path, the road
The network address of the node of each trunking from this equipment to gateway is had recorded by path.
4. a kind of optimal path referee method of ad hoc network wireless technology according to claim 3, it is characterised in that:
The message of transmission includes message content and routing table message, and message content is the information for needing to transmit, and routing table is routing
The record in path, message content will be transmitted to next node according to the routing table information.
5. a kind of optimal path referee method of ad hoc network wireless technology according to claim 3, it is characterised in that:
The routing table information also records the signal strength for having equipment corresponding to each node, and voluntarily compares this node and its
The signal strength of his node, the node of selection signal maximum intensity.
6. a kind of optimal path referee method of ad hoc network wireless technology according to claim 2, it is characterised in that:
The signal strength of node changes with the position change of equipment.
7. a kind of optimal path referee method of ad hoc network wireless technology according to claim 1, it is characterised in that:
Including the one-to-one control between single node and single node.
8. a kind of optimal path referee method of ad hoc network wireless technology according to claim 1, it is characterised in that:
Including the one-to-many control between single node and multinode.
9. a kind of optimal path referee method of ad hoc network wireless technology according to claim 1, it is characterised in that:
Including the many-one control between multinode and single node.
10. a kind of optimal path referee method of ad hoc network wireless technology according to claim 1, it is characterised in that:
Including the multi-to-multi control between multinode and multinode.
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| CN201910176433.5A CN110049529A (en) | 2019-03-08 | 2019-03-08 | A kind of optimal path referee method of ad hoc network wireless technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114326426A (en) * | 2021-12-28 | 2022-04-12 | 艾拉物联网络(深圳)有限公司 | Intelligent home whole-house communication control method |
| CN115190024A (en) * | 2022-05-30 | 2022-10-14 | 中科驭数（北京）科技有限公司 | Basic unit of multi-topology structure bus and topology structure |
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Application publication date: 20190723 |