CN107359945A - A kind of internet-of-things terminal localization method based on single base station - Google Patents

A kind of internet-of-things terminal localization method based on single base station Download PDF

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Publication number
CN107359945A
CN107359945A CN201710430816.1A CN201710430816A CN107359945A CN 107359945 A CN107359945 A CN 107359945A CN 201710430816 A CN201710430816 A CN 201710430816A CN 107359945 A CN107359945 A CN 107359945A
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CN
China
Prior art keywords
base station
known point
periphery
internet
point
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Pending
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CN201710430816.1A
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Chinese (zh)
Inventor
余少波
施玉海
冯海亮
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National News Publishes Broadcast Research Institute Of General Bureau Of Radio Film And Television
Wuhan Mifeng Communication Technology Co Ltd
Academy of Broadcasting Science of SAPPRFT
Original Assignee
National News Publishes Broadcast Research Institute Of General Bureau Of Radio Film And Television
Wuhan Mifeng Communication Technology Co Ltd
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Application filed by National News Publishes Broadcast Research Institute Of General Bureau Of Radio Film And Television, Wuhan Mifeng Communication Technology Co Ltd filed Critical National News Publishes Broadcast Research Institute Of General Bureau Of Radio Film And Television
Priority to CN201710430816.1A priority Critical patent/CN107359945A/en
Publication of CN107359945A publication Critical patent/CN107359945A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/025—Services making use of location information using location based information parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
    • H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The present invention provides a kind of single base station internet-of-things terminal localization method, including after accessing internet-of-things terminal in a base station, position ID, base station IDs and the signal intensity of current position coordinates and all base stations in periphery are gathered with mobile terminal；Urban regaining table is looked into position ID, it is determined that place city, the new known point of one, known point position table that the information of all base stations of current position coordinates and periphery is inserted to the city records column, and the base station currently communicated is denoted as into the steps such as master base station in known point record column.The present invention by internet-of-things terminal access base station alignment system, avoid that Internet resources distribution is uneven while precise positioning and the substantial amounts of same access network of internet-of-things terminal selection caused by network congestion.

Description

A kind of internet-of-things terminal localization method based on single base station
Technical field
The present invention relates to internet of things field, specially a kind of internet-of-things terminal localization method based on single base station.
Background technology
GPS location is the main flow bond-allocating of handheld terminal at present, it with handheld terminal in configuration electronic map With reference to current position can be told immediately, and guide route.But GPS location is by the very big limitation of regional context, in city Some positions, satellite-signal are blocked by high-lager building, and can not realize positioning.Similarly, indoors or in hypogee, GPS location can not be realized.
Influenceed by Changes in weather, the decay of base station signal strength is unstable, and this can cause location service center There is deviation in the distance of handheld terminal and peripheral base station in above-mentioned calculating, and positioning accuracy is low.Furthermore handheld terminal is necessary Position coordinates is provided by location service center, the communication of both sides can limit the handheld terminal that location service center can service Quantity.Thus this method is not suitable with the demand that numerous ordinary peoples participate in and obtain position coordinates.
The content of the invention
The present invention provides a kind of internet-of-things terminal localization method based on single base station, comprises the following steps：
Internet-of-things terminal is accessed in a base station；
With mobile terminal collection current position coordinates and position ID, the base station IDs of all base stations in periphery with GPS functions And signal intensity；
Urban regaining table is looked into position ID, it is determined that place city, by the position of all base stations of current position coordinates and periphery ID, base station IDs and signal intensity insert the city one, known point position table it is new known point record column, the known point record The base station currently communicated is denoted as master base station in column；
Handheld terminal gathers position ID, base station IDs and the signal intensity of all base stations in current point periphery；By signal intensity Maximum base station is as Reference BTS；
Handheld terminal looks into urban regaining table with position ID, it is determined that place city；Handheld terminal in place city Know and its all peripheral base station and the largest number of known points in current point peripheral base station identical base station are found out in a position table, and handle These known points charge to periphery known point table；
If the known point of base station on the basis of master base station in the known point table of periphery be present, using the known point as it is closest Know a little；Otherwise, the known point of base station on the basis of the most strong base station of signal intensity is found out in the known point table of periphery, by the known point As closest known point；
Handheld terminal finds the position coordinates of closest known point, the position as current point in the table of known point position Coordinate.
Further, if not finding out the closest known point on periphery, following steps are performed：
Handheld terminal finds out a known point in the known point position table in place city, and the known point has benchmark base Stand and its peripheral base station and current point peripheral base station identical base station number are most, using the known point as closest known point；
Handheld terminal finds the position coordinates of closest known point, the position as current point in the table of known point position Coordinate.
Further, handheld terminal gathers position ID, base station IDs and the signal intensity of all base stations in current point periphery and incited somebody to action The maximum base station of signal intensity includes as Reference BTS, specific steps：
Handheld terminal gathers position ID, base station IDs and the signal intensity of all base stations in current point periphery；
During collection, handheld terminal receives the beacon that the multiple base stations in periphery are sent, and obtains the position ID and base of these base stations Stood ID, and the received signal strength of each base station is measured by these beacon signals；
Handheld terminal is one sequence number of each base station layout on periphery, and the base station of serial number 1 is currently to be led to therewith The base station of letter, i.e. master base station；
Handheld terminal preserves the information of the multiple base stations in the periphery obtained, and is replicated in unknown dot element；
Handheld terminal is using the maximum base station of signal intensity in unknown dot element as Reference BTS.
Further, handheld terminal looks into urban regaining table with the position ID of Reference BTS, it is determined that place city, specific steps Including：
Handheld terminal finds its all peripheral base station in the known point position table in place city and includes unknown dot element In all base stations known point, and these known points are charged to periphery known point table；
Record identification code and all base stations in known point periphery of corresponding known point in one record column of periphery known point table Base station IDs and signal intensity, wherein first base station is master base station；
Handheld terminal checks whether periphery known point table is sky,
If periphery known point table for sky, whether the number for checking base station in unknown dot element is lower limit, reduce condition after It is continuous to look for, it is that the operation for thinking to search closest known point has failed；Otherwise a signal is removed from unknown dot element Most weak base station；
If periphery known point table is not sky, its peripheral base station and current point peripheral base station identical base station has been found The most known point of number, the known point of base station on the basis of master base station is searched in the known point table of periphery.
Further, internet-of-things terminal is accessed in a base station, and specific steps include：
Receive the broadcast message of network to be accessed；
The pilot SNR of the network to be accessed is obtained according to the broadcast message, and is known according to the broadcast message Whether the access characteristic of the network to be accessed is to provide network service quality guarantee；
The type of service of the outgoing data bag of the internet-of-things terminal is obtained, the business is determined according to the type of service Whether type needs the guarantee；
By the channel quality of the network to be accessed compared with preassigned, and by the access of the network to be accessed Characteristic is compared with the priority character of the internet-of-things terminal；
By the internet-of-things terminal access the channel quality meet the preassigned and the access characteristic with it is described The network to be accessed that priority character is consistent.
Further, by the channel quality of the network to be accessed compared with preassigned, and by the networking waiting Compared with the service priority characteristic of the internet-of-things terminal, specific steps include the access characteristic of network：
By the pilot SNR of the network to be accessed compared with preset pilot SNR threshold value；
Know that the pilot SNR is more than the pilot SNR threshold value if comparing, detect the network to be accessed Access characteristic whether be consistent with the type of service of the outgoing data bag of the internet-of-things terminal.
Internet-of-things terminal access base station alignment system is avoided Internet resources distribution by the present invention while precise positioning Network congestion caused by the uneven and substantial amounts of same access network of internet-of-things terminal selection.
Brief description of the drawings
Fig. 1 is flow chart of the present invention.
Embodiment
The present invention is by the way that internet-of-things terminal is accessed into an architecture system and a kind of single base station Internet of Things for realizing Positioning terminal method, illustrates embodiments of the present invention below in conjunction with the accompanying drawings.
A kind of internet-of-things terminal localization method based on single base station, comprises the following steps：
Internet-of-things terminal is accessed in a base station；
With with GPS functions mobile terminal collection current position coordinates and all base stations in periphery position ID, base station I and Signal intensity；
Urban regaining table is looked into position ID, it is determined that place city, by the position of all base stations of current position coordinates and periphery ID, base station IDs and signal intensity insert the city one, known point position table it is new known point record column, the known point record The base station currently communicated is denoted as master base station in column；
Handheld terminal gathers position ID, base station IDs and the signal intensity of all base stations in current point periphery；By signal intensity Maximum base station is as Reference BTS；
Handheld terminal looks into urban regaining table with position ID, it is determined that place city；Handheld terminal in place city Know and its all peripheral base station and the largest number of known points in current point peripheral base station identical base station are found out in a position table, and handle These known points charge to periphery known point table；
If the known point of base station on the basis of master base station in the known point table of periphery be present, using the known point as it is closest Know a little；Otherwise, the known point of base station on the basis of the most strong base station of signal intensity is found out in the known point table of periphery, by the known point As closest known point；
Handheld terminal finds the position coordinates of closest known point, the position as current point in the table of known point position Coordinate.
If not finding out the closest known point on periphery, following steps are performed：
Handheld terminal finds out a known point in the known point position table in place city, and the known point has benchmark base Stand and its peripheral base station and current point peripheral base station identical base station number are most, using the known point as closest known point；
Handheld terminal finds the position coordinates of closest known point in the table of known point position,
Position coordinates as current point.
Position ID, base station IDs and the signal intensity of the handheld terminal collection all base stations in current point periphery and by signal intensity Maximum base station includes as Reference BTS, specific steps：
Handheld terminal gathers position ID, base station IDs and the signal intensity of all base stations in current point periphery；
During collection, handheld terminal receives the beacon that the multiple base stations in periphery are sent, and obtains the position ID and base of these base stations Stood ID, and the received signal strength of each base station is measured by these beacon signals；
Handheld terminal is one sequence number of each base station layout on periphery, and the base station of serial number 1 is currently to be led to therewith The base station of letter, i.e. master base station；
Handheld terminal preserves the information of the multiple base stations in the periphery obtained, and is replicated in unknown dot element；
Handheld terminal is using the maximum base station of signal intensity in unknown dot element as Reference BTS.
Handheld terminal looks into urban regaining table with the position ID of Reference BTS, it is determined that place city, specific steps include：
Handheld terminal finds its all peripheral base station in the known point position table in place city and includes unknown dot element In all base stations known point, and these known points are charged to periphery known point table；
Record identification code and all base stations in known point periphery of corresponding known point in one record column of periphery known point table Base station IDs and signal intensity, wherein first base station is master base station；
Handheld terminal checks whether periphery known point table is sky,
If periphery known point table for sky, whether the number for checking base station in unknown dot element is lower limit, reduce condition after It is continuous to look for, it is that the operation for thinking to search closest known point has failed；Otherwise a signal is removed from unknown dot element Most weak base station；
If periphery known point table is not sky, its peripheral base station and current point peripheral base station identical base station has been found The most known point of number, the known point of base station on the basis of master base station is searched in the known point table of periphery.
Internet-of-things terminal is accessed in a base station, and specific steps include：
Receive the broadcast message of network to be accessed；
The pilot SNR of the network to be accessed is obtained according to the broadcast message, and is known according to the broadcast message Whether the access characteristic of the network to be accessed is to provide network service quality guarantee；
The type of service of the outgoing data bag of the internet-of-things terminal is obtained, the business is determined according to the type of service Whether type needs the guarantee；
By the channel quality of the network to be accessed compared with preassigned, and by the access of the network to be accessed Characteristic is compared with the priority character of the internet-of-things terminal；
By the internet-of-things terminal access the channel quality meet the preassigned and the access characteristic with it is described The network to be accessed that priority character is consistent.
By the channel quality of the network to be accessed compared with preassigned, and by the access of the network to be accessed Compared with the service priority characteristic of the internet-of-things terminal, specific steps include characteristic：
By the pilot SNR of the network to be accessed compared with preset pilot SNR threshold value；
Know that the pilot SNR is more than the pilot SNR threshold value if comparing, detect the network to be accessed Access characteristic whether be consistent with the type of service of the outgoing data bag of the internet-of-things terminal.
If the internet-of-things terminal can not be sequentially ingressed into the channel quality by the network accessed into distribution of work resource Meet the preassigned and other networks to be accessed that the access characteristic is consistent with the service priority characteristic, directly Into distribution of work resource or all networks to be accessed are traveled through to the network accessed；If the network accessed can not provide into the distribution of work Source, then the internet-of-things terminal is accessed into the channel quality and meet the preassigned, the access characteristic and the business The inconsistent network to be accessed of priority character.

Claims (6)

1. a kind of internet-of-things terminal localization method based on single base station, it is characterised in that comprise the following steps：
Internet-of-things terminal is accessed in a base station；
With mobile terminal collection current position coordinates and position ID, base station IDs and the letter of all base stations in periphery with GPS functions Number intensity；
Urban regaining table is looked into position ID, it is determined that place city, by position ID, the base of all base stations of current position coordinates and periphery Stand ID and signal intensity inserts the new known point record column of one, known point position table in the city, will in known point record column The base station currently communicated is denoted as master base station；
Handheld terminal gathers position ID, base station IDs and the signal intensity of all base stations in current point periphery；Signal intensity is maximum Base station as Reference BTS；
Handheld terminal looks into urban regaining table with position ID, it is determined that place city；Known point of the handheld terminal in place city Its all peripheral base station and the largest number of known points in current point peripheral base station identical base station are found out in the table of position, and these Known point charges to periphery known point table；
If the known point of base station on the basis of master base station in the known point table of periphery be present, using the known point as closest known Point；Otherwise, the known point of base station on the basis of the most strong base station of signal intensity is found out in the known point table of periphery, the known point is made For closest known point；
Handheld terminal finds the position coordinates of closest known point in the table of known point position, and the position as current point is sat Mark.
2. the internet-of-things terminal localization method according to claim 1 based on single base station, it is characterised in that if on periphery not The closest known point is found out, then performs following steps：
Handheld terminal finds out a known point in the known point position table in place city, the known point have Reference BTS and Its peripheral base station and current point peripheral base station identical base station number are most, using the known point as closest known point；
Handheld terminal finds the position coordinates of closest known point in the table of known point position, and the position as current point is sat Mark.
3. the internet-of-things terminal localization method according to claim 1 based on single base station, it is characterised in that handheld terminal Gather position ID, base station IDs and the signal intensity of all base stations in current point periphery and using the maximum base station of signal intensity as benchmark Base station, specific steps include：
Handheld terminal gathers position ID, base station IDs and the signal intensity of all base stations in current point periphery；
During collection, handheld terminal receives the beacon that the multiple base stations in periphery are sent, and obtains the position ID and base station IDs of these base stations, And the received signal strength of each base station is measured by these beacon signals；
Handheld terminal is one sequence number of each base station layout on periphery, and the base station of serial number 1 currently communicates Base station, i.e. master base station；
Handheld terminal preserves the information of the multiple base stations in the periphery obtained, and is replicated in unknown dot element；
Handheld terminal is using the maximum base station of signal intensity in unknown dot element as Reference BTS.
4. it is according to claim 1 based on the internet-of-things terminal localization method of single base station characterized in that, handheld terminal Urban regaining table is looked into the position ID of Reference BTS, it is determined that place city, specific steps include：
Handheld terminal finds its all peripheral base station in the known point position table in place city and includes institute in unknown dot element There is the known point of base station, and these known points are charged to periphery known point table；
Record the identification code of corresponding known point and the base of all base stations in known point periphery in one record column of periphery known point table Stand ID and signal intensity, wherein first base station is master base station；
Handheld terminal checks whether periphery known point table is sky,
If periphery known point table is sky, whether the number for checking base station in unknown dot element is lower limit, and reduction condition continues to look for, It is that the operation for thinking to search closest known point has failed；Otherwise it is most weak that a signal is removed from unknown dot element Base station；
If periphery known point table is not sky, its peripheral base station and current point peripheral base station identical base station number has been found most More known points, the known point of base station on the basis of master base station is searched in the known point table of periphery.
5. the internet-of-things terminal localization method according to claim 1 based on single base station, it is characterised in that connect in a base station Enter internet-of-things terminal, specific steps include：
Receive the broadcast message of network to be accessed；
The pilot SNR of the network to be accessed is obtained according to the broadcast message, and according to being known the broadcast message Whether the access characteristic of network to be accessed is to provide network service quality guarantee；
The type of service of the outgoing data bag of the internet-of-things terminal is obtained, the type of service is determined according to the type of service Whether the guarantee is needed；
By the channel quality of the network to be accessed compared with preassigned, and by the access characteristic of the network to be accessed Compared with the priority character of the internet-of-things terminal；
By the internet-of-things terminal access the channel quality meet the preassigned and the access characteristic with it is described preferential The network to be accessed that level characteristics are consistent.
6. the internet-of-things terminal localization method according to claim 5 based on single base station, it is characterised in that will be described waiting Enter the channel quality of network compared with preassigned, and the access characteristic of the network to be accessed and the Internet of Things is whole The service priority characteristic at end is compared, and specific steps include：
By the pilot SNR of the network to be accessed compared with preset pilot SNR threshold value；
Know that the pilot SNR is more than the pilot SNR threshold value if comparing, detect connecing for the network to be accessed Enter whether characteristic is consistent with the type of service of the outgoing data bag of the internet-of-things terminal.
CN201710430816.1A 2017-06-09 2017-06-09 A kind of internet-of-things terminal localization method based on single base station Pending CN107359945A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108549070A (en) * 2018-03-30 2018-09-18 特斯联（北京）科技有限公司 A kind of public space positioning system and method based on ubiquitous Internet of Things
CN113543309A (en) * 2021-06-24 2021-10-22 中国农业大学 AGV positioning information acquisition method and AGV

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102104956A (en) * 2010-09-25 2011-06-22 厦门雅迅网络股份有限公司 Method for positioning base station
CN102724711A (en) * 2011-03-31 2012-10-10 中国联合网络通信集团有限公司 Access method of Internet of things terminal, device thereof and Internet of things terminal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102104956A (en) * 2010-09-25 2011-06-22 厦门雅迅网络股份有限公司 Method for positioning base station
CN102724711A (en) * 2011-03-31 2012-10-10 中国联合网络通信集团有限公司 Access method of Internet of things terminal, device thereof and Internet of things terminal

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108549070A (en) * 2018-03-30 2018-09-18 特斯联（北京）科技有限公司 A kind of public space positioning system and method based on ubiquitous Internet of Things
CN108549070B (en) * 2018-03-30 2019-03-08 特斯联（北京）科技有限公司 A kind of public space positioning system and method based on ubiquitous Internet of Things
CN113543309A (en) * 2021-06-24 2021-10-22 中国农业大学 AGV positioning information acquisition method and AGV
CN113543309B (en) * 2021-06-24 2022-02-22 中国农业大学 AGV positioning information acquisition method and AGV

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Application publication date: 20171117