CN104968000B - A method of it reducing ZigBee and WiFi in same equipment and interferes with each other - Google Patents
A method of it reducing ZigBee and WiFi in same equipment and interferes with each other Download PDFInfo
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- CN104968000B CN104968000B CN201510347723.3A CN201510347723A CN104968000B CN 104968000 B CN104968000 B CN 104968000B CN 201510347723 A CN201510347723 A CN 201510347723A CN 104968000 B CN104968000 B CN 104968000B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/14—Spectrum sharing arrangements between different networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/53—Allocation or scheduling criteria for wireless resources based on regulatory allocation policies
Abstract
The method that ZigBee and WiFi are interfered with each other in same equipment is reduced the present invention provides a kind of, its coordination service that ZigBee module and WiFi module parameter are configured in same equipment, when the equipment starts one of ZigBee and WiFi business, detect whether another business has been turned on, if another business has been turned on, then the physical channel of a certain business of Systematic selection is to avoid the physical channel of another business, if another business is inactive, system automatically selects the physical channel of the business.The present invention on the physical channel of ZigBee module and WiFi module by coordinating, it ensure that WiFi module and interfering with each other for ZigBee module are avoided by completely, due to not being related to the modification of agreement, therefore it realizes very simple, speed is set quickly, it solves the problems, such as interfering with each other for WiFi module and ZigBee module, improves the reliability of communication.
Description
Technical field
The present invention relates to fields of communication technology, mutually dry more particularly to ZigBee and WiFi in a kind of same equipment of reduction
The method disturbed.
Background technique
It is confined to the conventional communication device of wired connection with the development of science and technology, comparing, it is more convenient, quick, clever
Wireless network living is rapidly developed.The wireless network communication techniques such as WiFi and ZigBee are got in daily life
To be more widely applied.
WiFi is the radio network technique based on IEEE802.11 standard, is the most popular in current daily use occasion
One of network protocol has deployment in office, family, amusement or even city outdoor area.WiFi agreement works in 2.4GHz work
Industry Scientific Medical (ISM) frequency range.ZigBee is short distance, low-power consumption, Wireless Personal Area based on IEEE802.15.4 agreement
FidonetFido, ZigBee equally work in industrial scientific medical (ISM) frequency range, define two physical layers, i.e., 2.4GHz frequency range and
868/915MHz frequency range physical layer, and the ISM band of 868MHz and 915MHz only has in Europe and North America respectively, so it is main
It works in global range and exempts from industrial scientific medical (ISM) frequency range of the 2.4GHz of licensing, it will necessarily be with work in the frequency range
WiFi generation interfere with each other.
The ISM band of 2.4GHz is divided into 16 channels by ZigBee, and each channel width is 2MHz, as shown in Figure 1.
The frequency range is divided into 13 direct expansion channels by WiFi, and system can select any channel and be communicated, and channel width is
13 channels of 22MHz, WiFi largely all have overlapping, non-overlapping channel to be up to 3 with the channel of ZigBee.It is aobvious and easy
See, it is assumed that WiFi system work is in any channel, then ZigBee and the probability of its channel frequency overlapping are 1/4.As ZigBee and
When WiFi uses similar frequency bands to communicate simultaneously, with gradually increasing for wireless device usage amount, the frequency range is gradually crowded, same frequency
The inter-signal interference of section is also gradually serious, so seeking the anti-interference method of ZigBee a kind of is particularly important.
The optimization method that a kind of WiFi communication exclusion ZigBee interference exists in the prior art, in 802.11 agreements
RTS/CTS mechanism is modified, and so that ZigBee node is perceived the presence of WiFi communication and is retracted, so that WiFi exists
ZigBee interference is lower to obtain better transmission performance.But it since this method is related to the protocol modification of WiFi, realizes relatively multiple
Miscellaneous, cost is relatively high, and reaction speed is slower.If having the presence of ZigBee business, the at this time intervention of WiFi business in reality
The transmission of ZigBee data will be will lead to and mistake occur.Therefore, the invention proposes one kind quickly excludes WiFi in same equipment
With the method for the interference of ZigBee.
Summary of the invention
The invention aims to provide a kind of the simple of the interference that WiFi and ZigBee are quickly excluded in same equipment
Method.
Particularly, the method that ZigBee and WiFi are interfered with each other in same equipment is reduced the present invention provides a kind of, same
In one equipment be configured with ZigBee module and WiFi module parameter coordination service, when the equipment system start ZigBee and
It when one of WiFi business business, detects whether another business has been turned on, if the another kind business has been turned on, is
System selects a kind of physical channel of business to avoid the physical channel of another business, if the another kind business
Inactive, then system automatically selects a kind of physical channel of business.
Specifically, the method that ZigBee and WiFi is interfered with each other in the same equipment of reduction includes the following steps:
S10, the business for opening the WiFi module, and judge the operating mode of the WiFi module；
S20, when the WiFi module use aggressive mode, be arranged the WiFi module under the aggressive mode physics letter
Road parameter, when the WiFi module uses Passive Mode, the physical channel that the WiFi module under the Passive Mode is arranged is joined
Number；
S30, the business process for continuing the WiFi module simultaneously judge whether the business of the ZigBee module opens；
If the business of S40, the ZigBee module have turned on, the physical channel parameters of the WiFi module are obtained, it will
The physical channel parameters of the ZigBee module are set as different to avoid other side from the physical channel parameters of the WiFi module
Physical channel；
If the business of S50, the ZigBee module are not opened, judge whether the business of the WiFi module terminates, if
The business of the WiFi module is not finished, then continues step S30, otherwise closes the business of the WiFi module.
Preferably, the WiFi module aggressive mode includes equipment itself as Wi-Fi hotspot, shares the resource of itself.
Further, under the aggressive mode, the parameter of the WiFi module is according to itself capacity of equipment and building ring
Border is configured by system.
Preferably, the WiFi module Passive Mode includes that equipment accesses extraneous Wi-Fi hotspot, connects extraneous router.
Further, under the Passive Mode, the WiFi module parameter is determined by external world's routing, and the parameter includes letter
Taoist monastic name, channel width.
Specifically, the physical channel parameters of the WiFi module under aggressive mode, packet are set described in the step S20
It includes:
First, it is determined that the working condition of the ZigBee module obtains institute if the ZigBee module is in running order
The physical channel parameters of ZigBee module are stated,
Then select the physical channel of the WiFi module to avoid the physical channel of the ZigBee module, if described
ZigBee module is not in working condition, then continues the business process of the WiFi module.
Specifically, the physical channel parameters of the WiFi module under Passive Mode, packet are set described in the step S20
It includes:
Firstly, obtaining the physical channel parameters of the WiFi module, and judge whether the ZigBee module is in work
State,
Continue the process of the WiFi module if the ZigBee module is not in working condition,
If the ZigBee module is in running order, the WiFi module and described in running order is judged
Whether the physical channel of ZigBee module is overlapped,
If the physical channel of the two is overlapped, change the physical channel of the ZigBee module, otherwise continues the WiFi
The process of module.
The method that ZigBee and WiFi are interfered with each other in the same equipment of reduction of the invention, due to not being related to repairing for agreement
Change, thus realize it is very simple, setting speed quickly, due to being to be coordinated on the physical channel, can guarantee in this way WiFi with
Interfering with each other for ZigBee business is avoided by completely.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the schematic diagram of ZigBee signal working frequency range；
Fig. 2 is the work for the method that ZigBee and WiFi are interfered with each other in the same equipment of reduction of one embodiment of the invention
Flow chart；
Fig. 3 is reduced under aggressive mode shown in the method that ZigBee and WiFi are interfered with each other in same equipment shown in Fig. 2
Work flow diagram；
Fig. 4 is reduced under Passive Mode shown in the method that ZigBee and WiFi are interfered with each other in same equipment shown in Fig. 2
Work flow diagram.
Specific embodiment
Fig. 2 is the work for the method that ZigBee and WiFi are interfered with each other in the same equipment of reduction of one embodiment of the invention
Flow chart.
The method that ZigBee and WiFi are interfered with each other in same equipment is reduced the present invention provides a kind of, in same equipment
Coordination service configured with ZigBee module Yu WiFi module parameter, as the system starting ZigBee and WiFi business of the equipment
One of business when, detect whether another business has been turned on, if the another kind business has been turned on, Systematic selection institute
A kind of physical channel of business is stated to avoid the physical channel of another business, if the another kind business is inactive,
Then system automatically selects a kind of physical channel of business.Since in same equipment, the working condition of each module is to know
, host is readily available the job information of modules, is judged according to the job information to modules, to carry out phase
The coordination answered thus can quickly and easily guarantee that interfering with each other for ZigBee and WiFi business is avoided by completely.
Specifically, as shown in Fig. 2, the method that ZigBee and WiFi are interfered with each other in the same equipment of reduction includes as follows
Step:
S10, the business for opening the WiFi module, and judge the operating mode of the WiFi module；
In step slo, main purpose is distinguished to the operating mode of WiFi module, the operating mode of WiFi module
It is divided into aggressive mode and Passive Mode.
S20, when the WiFi module use aggressive mode, be arranged the WiFi module under the aggressive mode physics letter
Road parameter, when the WiFi module uses Passive Mode, the physical channel that the WiFi module under the Passive Mode is arranged is joined
Number；
In step S20, the setting of the physical channel parameters of the WiFi module under aggressive mode and Passive Mode is different
Sample.
The aggressive mode of WiFi module refers to actively to be initiated the connection by equipment, and carries out data interaction with background server
The operating mode of (upload or download).The aggressive mode of WiFi module includes equipment itself as Wi-Fi hotspot, shares itself
Resource.Typical active equipment, such as wireless POS machine start to connect background server after the completion of each credit card transaction, and
Upload transaction data.Therefore, under the aggressive mode, the parameter of the WiFi module is according to itself capacity of equipment and work
Environment is configured by system.
Specifically, the physical channel parameters of the WiFi module under aggressive mode are set, comprising:
First, it is determined that the working condition of the ZigBee module obtains institute if the ZigBee module is in running order
The physical channel parameters of ZigBee module are stated,
Then select the physical channel of the WiFi module to avoid the physical channel of the ZigBee module, if described
ZigBee module is not in working condition, then continues the business process of the WiFi module.
The Passive Mode of WiFi module refers to that all devices are constantly in systems and passively waits connection status, only by
Background server actively initiate with the connection of equipment, and make requests or the operating mode of down-transmitting data.WiFi module it is passive
Mode includes that equipment accesses extraneous Wi-Fi hotspot, connects extraneous router, wherein typical case is certain wireless sensor networks
Network, each sensor terminal is always in real time in acquisition data, but there is no uploads at once for collected data, but temporarily
It saves in a device, and background server then periodically actively connects equipment at regular intervals, and requests to upload or download
Data.Therefore, in the passive mode, WiFi module parameter determines that physical parameter includes channel number, channel strip by external world's routing
It is wide.
Specifically, the physical channel parameters of the WiFi module under Passive Mode are set, comprising:
Firstly, obtaining the physical channel parameters of the WiFi module, and judge whether the ZigBee module is in work
State,
Continue the process of the WiFi module if the ZigBee module is not in working condition,
If the ZigBee module is in running order, the WiFi module and described in running order is judged
Whether the physical channel of ZigBee module is overlapped,
If the physical channel of the two is overlapped, change the physical channel of the ZigBee module, otherwise continues the WiFi
The process of module.
S30, the business process for continuing the WiFi module simultaneously judge whether the business of the ZigBee module opens；
If the business of S40, the ZigBee module have turned on, the physical channel parameters of the WiFi module are obtained, it will
The physical channel parameters of the ZigBee module are set as different to avoid other side from the physical channel parameters of the WiFi module
Physical channel；
In step s 40, by coordinating the physical channel parameters of ZigBee module and WiFi module the two is avoided mutually
It mutually interferes, fundamentally solves the problems, such as.
If the business of S50, the ZigBee module are not opened, judge whether the business of the WiFi module terminates, if
The business of the WiFi module is not finished, then continues step S30, otherwise closes the business of the WiFi module.
The specific workflow of the present embodiment is described more detail below.
It is to introduce the workflow of WiFi module in the active mode first.
As shown in figure 3, being the working condition for judging ZigBee module in equipment first, it is assumed that ZigBee module is in work
State reads the physical channel parameters of ZigBee module, the business of the WiFi module in equipment is then turned on, according to WiFi module
Equipment and working environment, pass through the physics ginseng that the WiFi module different from the physical channel parameters of ZigBee module is arranged in system
Number makes WiFi module and ZigBee module mutually not by the interference of other side.
Followed by introduce the workflow of WiFi module in the passive mode.
As shown in figure 4, then judging ZigBee in equipment according to the physical parameter of extraneous route acquisition WiFi module first
The working condition of module, it is assumed that ZigBee module is in running order, is then believed by the physics that host obtains ZigBee module
Road parameter, then the ZigBee module for judging the physical channel parameters for having turned on the WiFi module of business in equipment and having turned on business
Physical channel parameters whether be overlapped, it is assumed that the two overlapping, then by system setting and WiFi module physical channel parameters
The physical parameter of different ZigBee modules makes ZigBee module and WiFi module mutually not by the interference of other side.
The method that ZigBee and WiFi are interfered with each other in the same equipment of reduction of the invention, by ZigBee module with
Coordinated on the physical channel of WiFi module, ensure that WiFi module and interfering with each other for ZigBee module are avoided by completely,
Due to not being related to the modification of agreement, therefore realize very simple, setting speed quickly, solves WiFi module and ZigBee module
Problem is interfered with each other, the reliability of communication is improved.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all such other variations or modifications.
Claims (5)
1. a kind of reduce the method that ZigBee and WiFi are interfered with each other in same equipment, which is characterized in that match in same equipment
It is equipped with the coordination service of ZigBee module Yu WiFi module parameter, when in the system starting ZigBee and WiFi business of the equipment
A kind of business when, detect whether another business has been turned on, if the another kind business has been turned on, described in Systematic selection
A kind of physical channel of business is to avoid the physical channel of another business, if the another kind business is inactive,
System automatically selects a kind of physical channel of business；
Specifically include the following steps:
S10, the business for opening the WiFi module, judge the operating mode of the WiFi module, and the WiFi module is arranged
Physical channel parameters；Wherein, the operating mode of the WiFi module includes aggressive mode and Passive Mode；In the active mould
Under formula, the parameter of the WiFi module is configured according to itself capacity of equipment and working environment by system；Described passive
Under mode, the WiFi module parameter determines that the parameter includes channel number, channel width by external world's routing；
S20, judge whether the business of the ZigBee module opens；
If the business of S30, the ZigBee module have turned on, the physical channel ginseng for the WiFi module being set is obtained
Number, sets different to avoid from the physical channel parameters of the WiFi module for the physical channel parameters of the ZigBee module
Other side's physical channel；
If the business of S40, the ZigBee module are not opened, judge whether the business of the WiFi module terminates, if described
The business of WiFi module is not finished, then continues step S20, otherwise closes the business of the WiFi module.
2. the method according to claim 1, wherein the WiFi module aggressive mode includes equipment itself conduct
Wi-Fi hotspot shares the resource of itself.
3. the method according to claim 1, wherein the WiFi module Passive Mode includes that equipment access is extraneous
Wi-Fi hotspot connects extraneous router.
4. method according to any one of claim 1-3, which is characterized in that aggressive mode is arranged in the step S10
Under the WiFi module physical channel parameters, comprising:
First, it is determined that the working condition of the ZigBee module, if the ZigBee module is in running order, described in acquisition
The physical channel parameters of ZigBee module,
Then select the physical channel of the WiFi module to avoid the physical channel of the ZigBee module, if the ZigBee
Module is not in working condition, then continues the business process of the WiFi module.
5. method according to any one of claim 1-3, which is characterized in that Passive Mode is arranged in the step S10
Under the WiFi module physical channel parameters, comprising:
Firstly, obtaining the physical channel parameters of the WiFi module, and judge whether the ZigBee module is in running order,
Continue the process of the WiFi module if the ZigBee module is not in working condition,
If the ZigBee module is in running order, the WiFi module and the in running order ZigBee are judged
Whether the physical channel of module is overlapped,
If the physical channel of the two is overlapped, change the physical channel of the ZigBee module, otherwise continues the WiFi module
Process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510347723.3A CN104968000B (en) | 2015-06-19 | 2015-06-19 | A method of it reducing ZigBee and WiFi in same equipment and interferes with each other |
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| CN201510347723.3A CN104968000B (en) | 2015-06-19 | 2015-06-19 | A method of it reducing ZigBee and WiFi in same equipment and interferes with each other |
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| CN104968000A CN104968000A (en) | 2015-10-07 |
| CN104968000B true CN104968000B (en) | 2019-02-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105933911A (en) * | 2016-03-31 | 2016-09-07 | 南京物联传感技术有限公司 | WiFi anti-interference circuit and method |
| CN105959034A (en) * | 2016-04-26 | 2016-09-21 | 乐视控股（北京）有限公司 | Method and device for resolving co-frequency interference |
| CN106358201A (en) * | 2016-09-26 | 2017-01-25 | 珠海格力电器股份有限公司 | Wireless communication method and device |
| WO2018098990A1 (en) * | 2016-12-01 | 2018-06-07 | 华为技术有限公司 | Interference-reducing processing method, radio-frequency circuit, and network device |
| CN107071909A (en) * | 2017-02-09 | 2017-08-18 | 浙江风向标科技有限公司 | The system of selection of ZigBee channels and device |
| CN108934046B (en) * | 2017-05-23 | 2022-10-18 | 中兴通讯股份有限公司 | Method and device for reducing mutual interference between WiFi and ZigBee |
| CN108551415A (en) * | 2018-06-20 | 2018-09-18 | 深圳市彬讯科技有限公司 | Intelligent domestic system, intelligent gateway and its control method |
| CN108848510A (en) * | 2018-08-20 | 2018-11-20 | 深圳市彬讯科技有限公司 | Method and apparatus, the storage medium for avoiding WIFI network and ZigBee-network from interfering with each other |
| CN110536322B (en) * | 2019-09-02 | 2023-04-14 | 深圳市丰润达科技有限公司 | Channel avoidance method, device and computer readable storage medium |
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| US8838046B2 (en) * | 2010-06-18 | 2014-09-16 | Mediatek Inc. | System and method of hybrid FDM/TDM coexistence interference avoidance |
| CN102264158B (en) * | 2011-08-04 | 2016-08-03 | 华为终端有限公司 | The method of work of multi-mode device and multi-mode device |
| CN202602915U (en) * | 2012-05-14 | 2012-12-12 | 成都飞鱼星科技开发有限公司 | Wireless router |
| CN103874072B (en) * | 2012-12-18 | 2017-09-19 | 华为终端有限公司 | Communication Jamming processing method and wireless router |
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