CN106230539A - A kind of physical layer implementation method of wireless self-networking the whole network synchronising frequency hopping - Google Patents
A kind of physical layer implementation method of wireless self-networking the whole network synchronising frequency hopping Download PDFInfo
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- CN106230539A CN106230539A CN201610607997.6A CN201610607997A CN106230539A CN 106230539 A CN106230539 A CN 106230539A CN 201610607997 A CN201610607997 A CN 201610607997A CN 106230539 A CN106230539 A CN 106230539A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
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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
- H04B1/7136—Arrangements for generation of hop frequencies, e.g. using a bank of frequency sources, using continuous tuning or using a transform
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
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- Synchronisation In Digital Transmission Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses the physical layer implementation method of a kind of wireless self-networking the whole network synchronising frequency hopping, including step 1: arrange one with the passage f1 of data path f2 frequency division independence as time beacon, synchronized by the whole network clock on f1, guide the time reference of f2；The time reference of step 2:f2 foundation f1 offer and preset frequency hopping strategies, the whole network node realizes synchronising frequency hopping, and inter-node communication is without carrying out frequency hop sequences synchronization on f2；Step 3:f1 carries out classification clock lock with multistage star-network structure, and adjacent inter-step Time synchronization algorithm is realized by TPSN algorithm, is completed the clock alignment of a pair multiple spot of synchronization by CDMA；Step 4: when source of uniting when outside is effective, during f2, system is based on source of uniting during outside, and f1 passage completes the classification clock lock of self simultaneously；When arbitrary node is outside, lost efficacy in system source, system automatically switches to system passage during f1, and switching of uniting when completing the whole network by f1 passage, it is achieved synchronising frequency hopping.
Description
Technical field
The present invention relates to a kind of wireless self-networking field, be specifically related to the physics of a kind of wireless self-networking the whole network synchronising frequency hopping
Layer implementation method.
Background technology
Frequency hopping communications is to be developed by the needs of electronic countermeasure and be initially applied to military field.Frequency hopping is then one
There is high noise immunity, the spread spectrum of high Anti TBIgG ability.Initial tactical radio set employing frequency hopping main purpose is exactly
In order to improve the capacity of resisting disturbance of point-to-point communication.Now, along with Weapons Data chain and the development of battlefield networking, point-to-point jumping
Frequently communication system cannot fully meet the needs of reality.But, under the architectural framework of battlefield MANET, the whole network to be realized
Communication node synchronising frequency hopping then requires that the whole network clock synchronizes.The clock of the whole network synchronizes to be driven by local low steady clock, it is possible to
The high steady clock provided by the satellite-signal such as Big Dipper, GPS etc. by outside is driven.Due to the special environment in battlefield, utilize satellite
The mode synchronized may be disturbed greatly, so except the mode of satellite synchronization, in addition it is also necessary to a local sky is provided
The mode that mouth synchronizes, the stability of Logistics networks.And the whole network clock of high-precision requirement to be met synchronizes, then it is to be stranded very much
Difficult part, because each node network entry time is different, there is also clock correction each other.
Summary of the invention
The purpose of the present invention is i.e. to overcome the deficiencies in the prior art, it is provided that a kind of wireless self-networking the whole network synchronising frequency hopping
Physical layer implementation method, solves under wireless self-networking architectural framework, it is impossible to realize the whole network node Microsecond grade refresh rate clock
Synchronize, and the problem realizing synchronous frequency-hopping communication based on this on the whole network node data path.
The present invention is achieved through the following technical solutions:
A kind of physical layer implementation method of wireless self-networking the whole network synchronising frequency hopping, including step:
Step 1: arrange one with the passage f1 of data path f2 frequency division independence as time beacon, by the whole network clock on f1
Synchronize, guide the time reference of f2；
The time reference of step 2:f2 foundation f1 offer and preset frequency hopping strategies, the whole network node realizes synchronising frequency hopping, between node
Communication is without carrying out frequency hop sequences synchronization on f2；
Step 3:f1 carries out classification clock lock with multistage star-network structure, and adjacent inter-step Time synchronization algorithm is by TPSN
Algorithm realizes, and is completed the clock alignment of a pair multiple spot of synchronization by CDMA；
Step 4: system operation phase, when source of uniting when outside is effective, during f2, system is based on source of uniting during outside, and f1 passage completes simultaneously
The classification clock lock of self；When arbitrary node is outside, lost efficacy in system source, system automatically switches to system passage during f1, and passes through
F1 passage completes system switching during the whole network, it is achieved synchronising frequency hopping.
Further, step 4: during described outside, system source uses GPS navigation or Beidou navigation.
The present invention compared with prior art, has such advantages as and beneficial effect:
By arranging the time unification that f1 link is used as between time beacon guiding node, f2 link realizes unified jumping
Frequency synchronizes, and solves under wireless self-networking architectural framework, it is achieved the whole network node Microsecond grade refresh rate clock synchronizes, as base
Plinth realizes synchronous frequency-hopping communication on the whole network node data path.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes of the application
Point, it is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is physical layer signal time-frequency two-dimensional graph of a relation of the present invention；
Fig. 2 is beacon link classification clock lock schematic diagram of the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, to this
Invention is described in further detail, and the exemplary embodiment of the present invention and explanation thereof are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in Figure 1-2, the physical layer implementation method of the present invention a kind of wireless self-networking the whole network synchronising frequency hopping, including step
Rapid:
Step 1: arrange one with the passage f1 of data path f2 frequency division independence as time beacon link, by f1 time beacon
The whole network clock on link synchronizes, and guides the time reference of f2；
The time reference of step 2:f2 foundation f1 offer and preset frequency hopping strategies, the whole network node realizes synchronising frequency hopping, between node
Communication is without carrying out frequency hop sequences synchronization on f2；
Step 3:f1 carries out classification clock lock with multistage star-network structure, and adjacent inter-step Time synchronization algorithm is by TPSN
Algorithm realizes, and is completed the clock alignment of a pair multiple spot of synchronization by CDMA；
Step 4: system operation phase, when source of uniting when outside is effective, during f2, system is based on source of uniting during outside, and f1 passage completes simultaneously
The classification clock lock of self (as in figure 2 it is shown, f1 carries out classification clock lock with multistage star-network structure, and passes through code division
Multiple access technology completes the clock alignment of a pair multiple spot of synchronization)；When arbitrary node is outside, lost efficacy in system source, system is cut automatically
Change to system passage during f1, and when completing the whole network by f1 passage, system switches, it is achieved synchronising frequency hopping.Step 4: during described outside system source
Use GPS navigation or Beidou navigation.
By arranging the time unification that f1 link is used as between time beacon guiding node, f2 link realize unified
Frequency-hopping synchronization, solve under wireless self-networking architectural framework, it is achieved the whole network node Microsecond grade refresh rate clock synchronize, with this
Based on the whole network node data path, realize synchronous frequency-hopping communication.
Above-described detailed description of the invention, has been carried out the purpose of the present invention, technical scheme and beneficial effect further
Describe in detail, be it should be understood that the detailed description of the invention that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, all should comprise
Within protection scope of the present invention.
Claims (2)
1. the physical layer implementation method of wireless self-networking the whole network synchronising frequency hopping, it is characterised in that include step:
Step 1: arrange one with the passage f1 of data path f2 frequency division independence as time beacon, by the whole network clock on f1
Synchronize, guide the time reference of f2；
The time reference of step 2:f2 foundation f1 offer and preset frequency hopping strategies, the whole network node realizes synchronising frequency hopping, between node
Communication is without carrying out frequency hop sequences synchronization on f2；
Step 3:f1 carries out classification clock lock with multistage star-network structure, and adjacent inter-step Time synchronization algorithm is by TPSN
Algorithm realizes, and is completed the clock alignment of a pair multiple spot of synchronization by CDMA；
Step 4: system operation phase, when source of uniting when outside is effective, during f2, system is based on source of uniting during outside, and f1 passage completes simultaneously
The classification clock lock of self；When arbitrary node is outside, lost efficacy in system source, system automatically switches to system passage during f1, and passes through
F1 passage completes system switching during the whole network, it is achieved synchronising frequency hopping.
The physical layer implementation method of a kind of wireless self-networking the whole network synchronising frequency hopping the most according to claim 1, its feature exists
In, step 4: during described outside, system source uses GPS navigation or Beidou navigation.
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| CN201610607997.6A CN106230539A (en) | 2016-07-29 | 2016-07-29 | A kind of physical layer implementation method of wireless self-networking the whole network synchronising frequency hopping |
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| CN201610607997.6A CN106230539A (en) | 2016-07-29 | 2016-07-29 | A kind of physical layer implementation method of wireless self-networking the whole network synchronising frequency hopping |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106793014A (en) * | 2017-02-06 | 2017-05-31 | 广东轻工职业技术学院 | A kind of method of wireless automatic network-building |
| CN110545553A (en) * | 2019-09-03 | 2019-12-06 | 浙江大学 | wireless HART network with tree/mesh double-layer architecture and time synchronization method |
| US11075670B2 (en) * | 2017-08-22 | 2021-07-27 | Harxon Corporation | Method and device for frequency hopping synchronization, receiver and transmitter |
| CN113904747A (en) * | 2021-05-25 | 2022-01-07 | 北京卫星导航中心 | Time synchronization method, system and medium based on multi-network system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1556957A1 (en) * | 2002-10-24 | 2005-07-27 | Koninklijke Philips Electronics N.V. | Beacon channel for frequency hopping wireless devices |
| CN101227267A (en) * | 2006-12-21 | 2008-07-23 | 美国博通公司 | Method and system for transmitting data |
| CN104968029A (en) * | 2015-05-20 | 2015-10-07 | 中国电子科技集团公司第三十八研究所 | Synchronous time division multiple access method suitable for wireless sensing network |
-
2016
- 2016-07-29 CN CN201610607997.6A patent/CN106230539A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1556957A1 (en) * | 2002-10-24 | 2005-07-27 | Koninklijke Philips Electronics N.V. | Beacon channel for frequency hopping wireless devices |
| CN101227267A (en) * | 2006-12-21 | 2008-07-23 | 美国博通公司 | Method and system for transmitting data |
| CN104968029A (en) * | 2015-05-20 | 2015-10-07 | 中国电子科技集团公司第三十八研究所 | Synchronous time division multiple access method suitable for wireless sensing network |
Non-Patent Citations (1)
| Title |
|---|
| 徐倩: "跳频同步组网技术研究", 《西安电子科技大学硕士学位论文》 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106793014A (en) * | 2017-02-06 | 2017-05-31 | 广东轻工职业技术学院 | A kind of method of wireless automatic network-building |
| WO2018141225A1 (en) * | 2017-02-06 | 2018-08-09 | 广东轻工职业技术学院 | Method for wireless automatic networking |
| CN106793014B (en) * | 2017-02-06 | 2020-04-17 | 广东轻工职业技术学院 | Wireless automatic networking method |
| US11026164B2 (en) | 2017-02-06 | 2021-06-01 | Guangdong Industry Polytechnic | Method for wireless automatic networking |
| US11075670B2 (en) * | 2017-08-22 | 2021-07-27 | Harxon Corporation | Method and device for frequency hopping synchronization, receiver and transmitter |
| CN110545553A (en) * | 2019-09-03 | 2019-12-06 | 浙江大学 | wireless HART network with tree/mesh double-layer architecture and time synchronization method |
| CN110545553B (en) * | 2019-09-03 | 2020-08-11 | 浙江大学 | Wireless HART network with tree/mesh double-layer architecture and time synchronization method |
| CN113904747A (en) * | 2021-05-25 | 2022-01-07 | 北京卫星导航中心 | Time synchronization method, system and medium based on multi-network system |
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