CN107872873A - Internet-of-things terminal localization method and device - Google Patents
Internet-of-things terminal localization method and device Download PDFInfo
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- CN107872873A CN107872873A CN201610850672.0A CN201610850672A CN107872873A CN 107872873 A CN107872873 A CN 107872873A CN 201610850672 A CN201610850672 A CN 201610850672A CN 107872873 A CN107872873 A CN 107872873A
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- internet
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- things terminal
- base station
- things
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- 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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- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses a kind of device of internet-of-things terminal localization method, it is related to positioning field.Method therein includes：Receive the base station signal data that internet-of-things terminal to be positioned reports；Search has the trustworthy location terminal of predetermined characteristic base station signal with internet-of-things terminal to be positioned in terminal location storehouse；According to distance value of the base station with predetermined characteristic to internet-of-things terminal to be positioned and the similarity of the base station with predetermined characteristic to the distance value of each trustworthy location terminal, it is determined that with internet-of-things terminal to be positioned apart from immediate trustworthy location terminal；According to the position for determining internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal with internet-of-things terminal to be positioned.The present invention can avoid gathering the judgement interference of base station signal overabundance of data or data very few the problem of being difficult to positioning, improve the accuracy of position judgment.
Description
Technical field
The present invention relates to positioning field, more particularly to a kind of device of internet-of-things terminal localization method.
Background technology
Position is one of important attribute of internet-of-things terminal, and 3GPP specifications exposure draft is in Internet of Things framework and enhancing characteristic
The demand for security for authorizing position can not be left by proposing internet-of-things terminal.Architecture technology, GPS (Global
Positioning System, global positioning system) technology is widely used in the location service of mobile terminal.But in the prior art
Calculate whether internet-of-things terminal is authorizing position with architecture technology, accuracy can be by base station deployment density, signal stabilization
Property etc. influence, the fingerprint matching positioning accuracy based on pattern-recognition is influenceed bigger by base station density, and base station density is inadequate
When, availability is low.
The content of the invention
The invention solves a technical problem be to provide a kind of internet-of-things terminal that can improve positioning accuracy and determine
Position method and apparatus.
According to an aspect of the present invention, a kind of internet-of-things terminal localization method is proposed, including：Receive internet-of-things terminal to be positioned
The base station signal data reported；Search in terminal location storehouse and internet-of-things terminal to be positioned has a predetermined characteristic base station signal can
Believe position terminal；According to distance value of the base station with predetermined characteristic to internet-of-things terminal to be positioned and the base with predetermined characteristic
Stand to the similarity of the distance value of each trustworthy location terminal, it is determined that with internet-of-things terminal to be positioned apart from immediate trustworthy location
Terminal；According to internet-of-things terminal to be positioned internet-of-things terminal to be positioned is determined apart from the position of immediate trustworthy location terminal
Position.
Further, it is undetermined according to being determined with internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal
The position of position internet-of-things terminal includes：Using with internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal as
The position of internet-of-things terminal to be positioned.
Further, it is undetermined according to being determined with internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal
The position of position internet-of-things terminal also includes：Using with internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal as
The center of circle, using preset distance as radius, determine the scope of internet-of-things terminal position to be positioned；According to other trustworthy location terminals
Position determine internet-of-things terminal to be positioned relative to internet-of-things terminal to be positioned apart from immediate trustworthy location terminal
Direction, and then determine the position of internet-of-things terminal to be positioned.
Further, this method also includes：If not there is predetermined spy with internet-of-things terminal to be positioned in terminal location storehouse
The trustworthy location terminal of base station signal is levied, then the positional information of internet-of-things terminal to be positioned is determined by base station triangle polyester fibre.
Further, this method also includes：If the base station signal data deficiencies that internet-of-things terminal to be positioned reports is with base
When triangle polyester fibre of standing calculates the positional information of internet-of-things terminal to be positioned, then by whole with Internet of Things to be positioned in terminal location storehouse
Trustworthy location terminal of the end with same cells mark determines direction of the internet-of-things terminal to be positioned relative to trustworthy location terminal.
Further, this method also includes：Set gradually according to the trustworthy location terminal with predetermined characteristic base station signal
The internet-of-things terminal to be positioned that positional information, the basis of the internet-of-things terminal to be positioned determined are determined by base station triangle polyester fibre
The weight of positional information；The position of internet-of-things terminal to be positioned is determined according to the weight for the positional information being calculated.
Further, this method also includes：Judge the position of internet-of-things terminal to be positioned that calculates and initial position
Whether distance is less than or equal to authorize band of position radius, wherein, authorize band of position radius to be uploaded by internet-of-things terminal to be positioned
Base station signal data determine or artificial specify needed according to business；If the position of internet-of-things terminal to be positioned and initial position
Distance is less than or equal to authorize band of position radius, it is determined that internet-of-things terminal to be positioned is authorizing position.
According to another aspect of the present invention, it is also proposed that a kind of internet-of-things terminal positioner, including：Data receipt unit,
The base station signal data reported for receiving internet-of-things terminal to be positioned；Terminal searching unit, for searching in terminal location storehouse
There is the trustworthy location terminal of predetermined characteristic base station signal with internet-of-things terminal to be positioned；Similarity determining unit, for basis
Distance value of the base station with predetermined characteristic to internet-of-things terminal to be positioned and the base station with predetermined characteristic to each trustworthy location
The similarity of the distance value of terminal, it is determined that with internet-of-things terminal to be positioned apart from immediate trustworthy location terminal；Position determines
Unit, for determining Internet of Things to be positioned apart from the position of immediate trustworthy location terminal according to internet-of-things terminal to be positioned
The position of terminal.
Further, position determination unit be used for will be with internet-of-things terminal to be positioned apart from immediate trustworthy location terminal
Position of the position as internet-of-things terminal to be positioned.
Further, position determination unit is additionally operable to whole apart from immediate trustworthy location with internet-of-things terminal to be positioned
The position at end is the center of circle, using preset distance as radius, determines the scope of internet-of-things terminal position to be positioned；Can according to other
Letter position terminal position determine internet-of-things terminal to be positioned relative to internet-of-things terminal to be positioned apart from immediate credible
The direction of position terminal, and then determine the position of internet-of-things terminal to be positioned.
Further, if position determination unit is additionally operable in terminal location storehouse with internet-of-things terminal to be positioned have in advance
Determine the trustworthy location terminal of feature base station signal, then the position for determining internet-of-things terminal to be positioned by base station triangle polyester fibre is believed
Breath.
Further, if position determination unit be additionally operable to base station signal data deficiencies that internet-of-things terminal to be positioned reports with
When calculating the positional information of internet-of-things terminal to be positioned with base station triangle polyester fibre, then by terminal location storehouse with Internet of Things to be positioned
The trustworthy location terminal that there are network termination same cells to identify determines internet-of-things terminal to be positioned relative to trustworthy location terminal
Direction.
Further, position determination unit is additionally operable to set gradually the trustworthy location according to having predetermined characteristic base station signal
The Internet of Things to be positioned that positional information, the basis of the internet-of-things terminal to be positioned that terminal determines are determined by base station triangle polyester fibre is whole
The weight of the positional information at end；The position of internet-of-things terminal to be positioned is determined according to the weight for the positional information being calculated.
Further, the device also includes：Position determination unit is authorized, the Internet of Things to be positioned for judging to calculate is whole
Whether the position at end and the distance of initial position are less than or equal to authorize band of position radius, wherein, authorize band of position radius by
The base station signal data that internet-of-things terminal to be positioned uploads determine or need artificially to specify according to business, if Internet of Things to be positioned is whole
The position at end and the distance of initial position are less than or equal to authorize band of position radius, it is determined that internet-of-things terminal to be positioned is authorizing
Position.
Compared with prior art, the present invention searches in terminal location storehouse has predetermined characteristic with internet-of-things terminal to be positioned
The trustworthy location terminal of base station signal；According to the distance value of the base station with predetermined characteristic to internet-of-things terminal to be positioned with
The base station of predetermined characteristic to the distance value of each trustworthy location terminal similarity, it is determined that most being connect with internet-of-things terminal to be positioned distance
Near trustworthy location terminal；It is undetermined according to being determined with internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal
The position of position internet-of-things terminal, it can avoid gathering the judgement interference of base station signal overabundance of data or data are very few is difficult to what is positioned
Problem, improve the accuracy of position judgment.
By referring to the drawings to the present invention exemplary embodiment detailed description, further feature of the invention and its
Advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing of a part for constitution instruction describes embodiments of the invention, and is used to solve together with the description
Release the principle of the present invention.
Referring to the drawings, according to following detailed description, the present invention can be more clearly understood, wherein：
Fig. 1 is the schematic flow sheet of one embodiment of internet-of-things terminal localization method of the present invention.
Fig. 2 is the schematic flow sheet of another embodiment of internet-of-things terminal localization method of the present invention.
Fig. 3 is that locating platform of the present invention preserves information schematic diagram.
Fig. 4 determines schematic diagram for present invention internet-of-things terminal direction to be positioned.
Fig. 5 is the structural representation of one embodiment of internet-of-things terminal positioner of the present invention.
Fig. 6 is the structural representation of another embodiment of internet-of-things terminal positioner of the present invention.
Embodiment
The various exemplary embodiments of the present invention are described in detail now with reference to accompanying drawing.It should be noted that：Unless have in addition
Body illustrates that the unlimited system of part and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The scope of invention.
Simultaneously, it should be appreciated that for the ease of description, the size of the various pieces shown in accompanying drawing is not according to reality
Proportionate relationship draw.
The description only actually at least one exemplary embodiment is illustrative to be never used as to the present invention below
And its application or any restrictions that use.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as authorizing part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent accompanying drawing in individual accompanying drawing.
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in more detail.
Fig. 1 is the schematic flow sheet of one embodiment of internet-of-things terminal localization method of the present invention.This method is flat by positioning
Platform performs, and comprises the following steps：
In step 110, the base station signal data that internet-of-things terminal to be positioned reports are received.Wherein it is possible in advance will be credible
Base station signal data that position terminal collects, position longitude and latitude etc. are uploaded to locating platform, and are stored in the end of locating platform
End position storehouse.The positional information of trustworthy location terminal according to base station signal feature and combines the determination such as the Big Dipper or GPS location,
The terminal that position determines is referred to as trustworthy location terminal.
In step 120, search in terminal location storehouse and internet-of-things terminal to be positioned has a predetermined characteristic base station signal can
Believe position terminal.Such as the trustworthy location that there is similar base station signal with internet-of-things terminal to be positioned is searched in terminal location storehouse
Terminal, i.e., base station signal strength that internet-of-things terminal to be positioned uploads with trustworthy location terminal, reaching time-difference, cell ID phase
It is same or similar.
In step 130, it is determined that the base station with predetermined characteristic is arrived to the distance value of internet-of-things terminal to be positioned with the base station
The similarity of the distance value of each trustworthy location terminal, and then determine with internet-of-things terminal to be positioned apart from immediate trustworthy location
Terminal.Euclidean distance, KNN (k-NearestNeighbor, neighbouring) algorithms or other algorithm calculation base stations to terminal can be passed through
Distance, by more each distance value, can know the distance of which trustworthy location terminal and internet-of-things terminal to be positioned closer to
Some.
In step 140, determine to treat apart from the position of immediate trustworthy location terminal according to internet-of-things terminal to be positioned
Position the position of internet-of-things terminal.For example, can by with internet-of-things terminal to be positioned apart from immediate trustworthy location terminal
Position of the position as internet-of-things terminal to be positioned.Can also using the position of the immediate trustworthy location terminal as the center of circle, with
Preset distance radius, the scope of internet-of-things terminal position to be positioned is now determined, i.e., internet-of-things terminal to be positioned is with this
The position of trustworthy location terminal is the center of circle, using preset distance as the circle of radius in the range of.Then other trustworthy locations are passed through again
The position of terminal determines internet-of-things terminal to be positioned relative to whole apart from immediate trustworthy location with internet-of-things terminal to be positioned
The direction at end, and then determine the position of internet-of-things terminal to be positioned.
Behind the position for determining internet-of-things terminal to be positioned, it can be determined that the distance of the position and initial position whether be less than etc.
In authorizing band of position radius, determine that internet-of-things terminal to be positioned is authorizing position if being less than.For example, intelligent electric meter is being installed
When, it may be determined that an initial position, when after a time, behind the position that intelligent electric meter is calculated by the above method, if the intelligence
Energy ammeter is near initial position or initial position, then it is assumed that the intelligent electric meter is authorizing position, otherwise it is assumed that intelligent electric meter quilt
People's movement is not authorizing position, and the counting of the ammeter may be no longer accurate.
In this embodiment, searched in terminal location storehouse has predetermined characteristic base station signal with internet-of-things terminal to be positioned
Trustworthy location terminal；According to the distance value of the base station with predetermined characteristic to internet-of-things terminal to be positioned and with predetermined characteristic
Base station to the distance value of each trustworthy location terminal similarity, it is determined that with internet-of-things terminal to be positioned apart from immediate credible
Position terminal；According to internet-of-things terminal to be positioned Internet of Things to be positioned is determined apart from the position of immediate trustworthy location terminal
The position of terminal, can avoid gather base station signal overabundance of data judgement interference or data it is very few be difficult to positioning the problem of, carry
The accuracy of high position judgment.
Fig. 2 is the schematic flow sheet of another embodiment of internet-of-things terminal localization method of the present invention.This method include with
Lower step：
In step 210, the base station signal data collected, position longitude and latitude degrees of data are uploaded to positioning by trustworthy location terminal
Platform, locating platform preserve the information of the terminal to terminal location storehouse.Wherein, the terminal location storehouse can be with as shown in figure 3, protect
Terminal iidentification is deposited, furthermore it is also possible to different weights be set for each terminal, so that later other-end utilizes the position of the terminal
Information calculates the positional information of itself.
In step 220, the base station signal data collected are reported to locating platform by internet-of-things terminal to be positioned.Wherein,
Base station signal data include signal intensity, reach the information such as time difference, cell ID.
In step 230, locating platform has similar base station signal in terminal location library lookup and internet-of-things terminal to be positioned
Trustworthy location terminal, if the trustworthy location terminal with similar base station signal can be found, perform step 240, otherwise, hold
Row step 250.For example, the base station strength of terminal upload is similar, reaching time-difference is similar etc..
In step 240, determine that this is undetermined according to the position of the trustworthy location terminal nearest apart from internet-of-things terminal to be positioned
Position internet-of-things terminal position range, according to other trustworthy location terminals determine internet-of-things terminal to be positioned relative to distance most
The direction of nearly trustworthy location terminal, and then determine the position of internet-of-things terminal to be positioned.
In step 250, pass through the positional information of base station triangle polyester fibre calculating internet-of-things terminal to be positioned.For example, pass through TOA
(Time of Arrival, arrival time)/TDOA (Time Difference of Arrival, reaching time-difference)/AOA
(Angle-of-Arrival, angle of arrival ranging)/Cell (cell) calculation position.Now, the internet-of-things terminal to be positioned should
Three base station signal data should be comprised at least.Internet-of-things terminal to be positioned is when the base station signal data deficiencies of collection with triangle to be determined
When position calculates, then step 260 is performed.
In one embodiment, the position result that step 240 and step 250 obtain can also be set weights, for example,
The result that step 240 obtains is more accurate, then sets higher weight, slightly lower in the result accuracy that step 250 obtains, therefore sets
Relatively low weights are put, the weight calculation of the positional information obtained according to each step obtains the position of the internet-of-things terminal to be positioned.
In step 260, pass through the trusted bit that there are same cells to identify in terminal location storehouse with internet-of-things terminal to be positioned
Put terminal and determine direction of the internet-of-things terminal to be positioned relative to trustworthy location terminal.As shown in figure 4, if Internet of Things to be positioned is whole
End can obtain base station A signal, then can substantially determine the internet-of-things terminal to be positioned in certain cell, but be not aware that at this
In the range of direction, if trustworthy location terminal 1 can obtain base station A and B signal, trustworthy location terminal 2 can obtain base station A
With C signal, then the direction of internet-of-things terminal to be positioned can be determined.
In step 270, whether the position for the internet-of-things terminal to be positioned for judging to calculate and the distance of initial position are less than
Equal to band of position radius is authorized, if the distance of the position of internet-of-things terminal to be positioned and initial position is less than or equal to authorize position
Zone radius, it is determined that internet-of-things terminal to be positioned is authorizing position.Wherein, band of position radius is authorized by Internet of Things to be positioned
The base station signal data that terminal uploads determine or need artificial specify according to business.
In this embodiment, by the terminal to terminal location storehouse and the data analysis of base station signal, can avoid because
Judgement interference or data very few the problem of being difficult to positioning of base station signal overabundance of data are gathered, improves the meter of internet-of-things terminal position
Accuracy rate is calculated, and then can determine whether internet-of-things terminal is authorizing position.
Fig. 5 is the structural representation of one embodiment of internet-of-things terminal positioner of the present invention.The internet-of-things terminal is determined
Position device is arranged on locating platform, and the device includes data receipt unit 510, terminal searching unit 520, similarity determining unit
530 and position determination unit 540, wherein：
Data receipt unit 510 is used to receive the base station signal data that internet-of-things terminal to be positioned reports.Wherein, data receiver
Unit 510 is additionally operable to receive base station signal data, the position longitude and latitude etc. that trustworthy location terminal collects, and in locating platform
Terminal location storehouse preserves above- mentioned information.The positional information of trustworthy location terminal according to base station signal feature and combine the Big Dipper or
GPS location etc. determines, i.e., the terminal that position determines is referred to as into trustworthy location terminal.
Terminal searching unit 520 is used to search in terminal location storehouse has predetermined characteristic base station with internet-of-things terminal to be positioned
The trustworthy location terminal of signal.Such as lookup has similar base station signal with internet-of-things terminal to be positioned in terminal location storehouse
Trustworthy location terminal is base station signal strength that internet-of-things terminal that is, to be positioned uploads with trustworthy location terminal, reaching time-difference, small
Area's mark is same or similar.
Similarity determining unit 530 is used to determine the base station with predetermined characteristic to the distance value of internet-of-things terminal to be positioned
Similarity with the base station to the distance value of each trustworthy location terminal, and then determine with internet-of-things terminal to be positioned apart from closest
Trustworthy location terminal.Ratio can be passed through by Euclidean distance, KNN algorithms or other algorithm calculation base stations to the distance of terminal
More each distance value, the distance of which trustworthy location terminal and internet-of-things terminal to be positioned can be known more recently.
Position determination unit 540 is used for basis with internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal
Put the position for determining internet-of-things terminal to be positioned.For example, can will be with internet-of-things terminal to be positioned apart from immediate trusted bit
Put position of the position of terminal as internet-of-things terminal to be positioned.Can also using the position of the immediate trustworthy location terminal as
The center of circle, with preset distance radius, now determine the scope of internet-of-things terminal position to be positioned, i.e., internet-of-things terminal to be positioned
Using the position of the trustworthy location terminal as the center of circle, using preset distance as the circle of radius in the range of.Then again can by other
Letter position terminal position determine internet-of-things terminal to be positioned relative to internet-of-things terminal to be positioned apart from immediate credible
The direction of position terminal, and then determine the position of internet-of-things terminal to be positioned.
In this embodiment, searched in terminal location storehouse has predetermined characteristic base station signal with internet-of-things terminal to be positioned
Trustworthy location terminal；According to the distance value of the base station with predetermined characteristic to internet-of-things terminal to be positioned and with predetermined characteristic
Base station to the distance value of each trustworthy location terminal similarity, it is determined that with internet-of-things terminal to be positioned apart from immediate credible
Position terminal；According to internet-of-things terminal to be positioned Internet of Things to be positioned is determined apart from the position of immediate trustworthy location terminal
The position of terminal, can avoid gather base station signal overabundance of data judgement interference or data it is very few be difficult to positioning the problem of, carry
The accuracy of high position judgment.
Fig. 6 is the structural representation of another embodiment of internet-of-things terminal positioner of the present invention.The device includes number
According to receiving unit 610, terminal searching unit 620, similarity determining unit 630, position determination unit 640 and position is authorized to determine
Unit 650, wherein：
Data receipt unit 610 is used to receive trustworthy location terminal by the base station signal data collected, position longitude and latitude
Data, it is additionally operable to receive the base station signal data that internet-of-things terminal to be positioned will collect, wherein, base station signal data include letter
Number intensity, reach the information such as time difference, cell ID.Terminal searching unit 620 be used for terminal location library lookup with it is to be positioned
Internet-of-things terminal has the trustworthy location terminal of similar base station signal.If the trustworthy location with similar base station signal can be found
Terminal, similarity determining unit 630 then determine the base station with predetermined characteristic to the distance value of internet-of-things terminal to be positioned with being somebody's turn to do
Base station to the distance value of each trustworthy location terminal similarity, and then determine with internet-of-things terminal to be positioned apart from it is immediate can
Believe position terminal.Position determination unit 640 is true according to the position of the trustworthy location terminal nearest apart from internet-of-things terminal to be positioned
The position range of the fixed internet-of-things terminal to be positioned, according to other trustworthy location terminals determine internet-of-things terminal to be positioned relative to
With the direction of closest trustworthy location terminal, and then the position of internet-of-things terminal to be positioned is determined.If can not find has
The trustworthy location terminal of similar base station signal, position determination unit 640 then calculate Internet of Things to be positioned by base station triangle polyester fibre
The positional information of terminal.For example, pass through TOA/TDOA/AOA/Cell calculation positions.Internet-of-things terminal to be positioned is when the base of collection
When signal data of standing is not enough to be calculated with triangle polyester fibre, position determination unit 640 then by terminal location storehouse with thing to be positioned
The trustworthy location terminal that there are networked terminals same cells to identify determines internet-of-things terminal to be positioned relative to trustworthy location terminal
Direction.
Position determination unit 640 is additionally operable to set gradually true according to the trustworthy location terminal with predetermined characteristic base station signal
The positional information of fixed internet-of-things terminal to be positioned, the position according to the internet-of-things terminal to be positioned determined by base station triangle polyester fibre
The weight of confidence breath；The position of internet-of-things terminal to be positioned is determined according to the weight for the positional information being calculated.
Position determination unit 650 is authorized to be used to judging the position of internet-of-things terminal to be positioned that calculates and initial position
Whether distance is less than or equal to authorize band of position radius, if the position of internet-of-things terminal to be positioned and the distance of initial position are less than
Equal to mandate band of position radius, it is determined that internet-of-things terminal to be positioned is authorizing position.Wherein, authorize band of position radius by
The base station signal data that internet-of-things terminal to be positioned uploads determine or need artificial specify according to business.
In this embodiment, by the terminal to terminal location storehouse and the data analysis of base station signal, can avoid because
Judgement interference or data very few the problem of being difficult to positioning of base station signal overabundance of data are gathered, improves the meter of internet-of-things terminal position
Accuracy rate is calculated, and then can determine whether internet-of-things terminal is authorizing position.
So far, the present invention is described in detail.In order to avoid the design of the masking present invention, it is public that this area institute is not described
Some details known.Those skilled in the art as described above, can be appreciated how to implement technology disclosed herein completely
Scheme.
The method and device of the present invention may be achieved in many ways.For example, can by software, hardware, firmware or
Person's software, hardware, firmware any combinations come realize the present invention method and device.The step of for methods described it is above-mentioned
Order is not limited to order described in detail above merely to illustrate, the step of method of the invention, unless with other sides
Formula illustrates.In addition, in certain embodiments, the present invention can be also embodied as recording program in the recording medium, these
Program includes being used for the machine readable instructions for realizing the method according to the invention.Thus, the present invention also covering storage is used to perform
The recording medium of the program of the method according to the invention.
Although some specific embodiments of the present invention are described in detail by example, the skill of this area
Art personnel it should be understood that above example merely to illustrating, the scope being not intended to be limiting of the invention.The skill of this area
Art personnel to above example it should be understood that can modify without departing from the scope and spirit of the present invention.This hair
Bright scope is defined by the following claims.
Claims (14)
- A kind of 1. internet-of-things terminal localization method, it is characterised in that including：Receive the base station signal data that internet-of-things terminal to be positioned reports；Search has the trustworthy location terminal of predetermined characteristic base station signal with the internet-of-things terminal to be positioned in terminal location storehouse；According to the distance value of the base station with predetermined characteristic to the internet-of-things terminal to be positioned with described with predetermined spy The base station of sign to the distance value of each trustworthy location terminal similarity, it is determined that with the internet-of-things terminal to be positioned distance most Close trustworthy location terminal；According to the internet-of-things terminal to be positioned the thing to be positioned is determined apart from the position of immediate trustworthy location terminal The position of networked terminals.
- 2. according to the method for claim 1, it is characterised in that according to the internet-of-things terminal to be positioned apart from closest The position of trustworthy location terminal determine that the position of the internet-of-things terminal to be positioned includes：Using with the internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal as the Internet of Things to be positioned The position of network termination.
- 3. according to the method for claim 1, it is characterised in that according to the internet-of-things terminal to be positioned apart from closest The position of trustworthy location terminal determine that the position of the internet-of-things terminal to be positioned also includes：Using with the internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal as the center of circle, using preset distance as Radius, determine the scope of the internet-of-things terminal position to be positioned；According to the position of other trustworthy location terminals determine the internet-of-things terminal to be positioned relative to it is described to be positioned Internet-of-things terminal determines the position of the internet-of-things terminal to be positioned apart from the direction of immediate trustworthy location terminal.
- 4. according to the method for claim 1, it is characterised in that if in the terminal location storehouse not with the thing to be positioned Networked terminals have the trustworthy location terminal of predetermined characteristic base station signal, then determine the thing to be positioned by base station triangle polyester fibre The positional information of networked terminals.
- 5. according to the method for claim 4, it is characterised in that also include：If what the internet-of-things terminal to be positioned reported When base station signal data deficiencies is to calculate the positional information of the internet-of-things terminal to be positioned with base station triangle polyester fibre, then pass through institute The trustworthy location terminal that state with the internet-of-things terminal to be positioned there are same cells to identify in terminal location storehouse is treated described in determining Position direction of the internet-of-things terminal relative to the trustworthy location terminal.
- 6. according to the method for claim 4, it is characterised in that also include：Set gradually the internet-of-things terminal to be positioned determined according to the trustworthy location terminal with predetermined characteristic base station signal Positional information, the weight according to the positional information of the internet-of-things terminal to be positioned determined by base station triangle polyester fibre；The position of the internet-of-things terminal to be positioned is determined according to the weight for the positional information being calculated.
- 7. according to any described methods of claim 1-6, it is characterised in that also include：Whether the position for the internet-of-things terminal to be positioned for judging to calculate and the distance of initial position are less than or equal to authorize position Zone radius is put, wherein, the base station signal data for authorizing band of position radius to be uploaded by the internet-of-things terminal to be positioned It is determined that or artificial specify is needed according to business；If the position of the internet-of-things terminal to be positioned and the distance of initial position are less than or equal to the mandate band of position radius, Then determine that the internet-of-things terminal to be positioned is authorizing position.
- A kind of 8. internet-of-things terminal positioner, it is characterised in that including：Data receipt unit, the base station signal data reported for receiving internet-of-things terminal to be positioned；Terminal searching unit, for searching there is predetermined characteristic base station letter with the internet-of-things terminal to be positioned in terminal location storehouse Number trustworthy location terminal；Similarity determining unit, for the distance according to the base station with predetermined characteristic to the internet-of-things terminal to be positioned Value with the base station with predetermined characteristic to the distance value of each trustworthy location terminal similarity, it is determined that with it is described undetermined Position internet-of-things terminal is apart from immediate trustworthy location terminal；Position determination unit, for basis with the internet-of-things terminal to be positioned apart from the position of immediate trustworthy location terminal Determine the position of the internet-of-things terminal to be positioned.
- 9. device according to claim 8, it is characterised in that the position determination unit is used for will be with the thing to be positioned Networked terminals are apart from position of the position of immediate trustworthy location terminal as the internet-of-things terminal to be positioned.
- 10. device according to claim 8, it is characterised in that the position determination unit be additionally operable to with it is described undetermined Position internet-of-things terminal is the center of circle apart from the position of immediate trustworthy location terminal, using preset distance as radius, it is determined that described treat Position the scope of internet-of-things terminal position；The Internet of Things to be positioned is determined according to the position of other trustworthy location terminals Network termination relative to the internet-of-things terminal to be positioned apart from the direction of immediate trustworthy location terminal, and then described in determining The position of internet-of-things terminal to be positioned.
- 11. device according to claim 8, it is characterised in that if the position determination unit is additionally operable to the terminal position Put does not have the trustworthy location terminal of predetermined characteristic base station signal with the internet-of-things terminal to be positioned in storehouse, then passes through base station Triangle polyester fibre determines the positional information of the internet-of-things terminal to be positioned.
- 12. device according to claim 11, it is characterised in that if the position determination unit be additionally operable to it is described to be positioned The base station signal data deficiencies that internet-of-things terminal reports is to calculate the position of the internet-of-things terminal to be positioned with base station triangle polyester fibre When confidence ceases, then by having the trusted bit of same cells mark in the terminal location storehouse with the internet-of-things terminal to be positioned Put terminal and determine direction of the internet-of-things terminal to be positioned relative to the trustworthy location terminal.
- 13. device according to claim 11, it is characterised in that the position determination unit is additionally operable to set gradually basis Positional information, the basis for the internet-of-things terminal to be positioned that trustworthy location terminal with predetermined characteristic base station signal determines are logical Cross the weight of the positional information for the internet-of-things terminal to be positioned that base station triangle polyester fibre determines；Believed according to the position being calculated The weight of breath determines the position of the internet-of-things terminal to be positioned.
- 14. according to any described devices of claim 8-13, it is characterised in that also include：Authorize position determination unit, for the position of the internet-of-things terminal to be positioned that judges to calculate and initial position away from From whether being less than or equal to authorize band of position radius, wherein, the mandate band of position radius is whole by the Internet of Things to be positioned The base station signal data that end uploads determine or according to business need it is artificial specify, if the position of the internet-of-things terminal to be positioned with The distance of initial position is less than or equal to the mandate band of position radius, it is determined that the internet-of-things terminal to be positioned is authorizing position Put.
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| CN201610850672.0A CN107872873B (en) | 2016-09-26 | 2016-09-26 | Internet of things terminal positioning method and device |
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| CN110677410A (en) * | 2019-09-27 | 2020-01-10 | 四川长虹电器股份有限公司 | Authorization method for control authority of Internet of things equipment |
| CN113784305A (en) * | 2021-07-23 | 2021-12-10 | 国网河北省电力有限公司营销服务中心 | Positioning module and positioning method of intelligent electric energy meter and intelligent electric energy meter |
| CN113795036A (en) * | 2021-06-07 | 2021-12-14 | 王霞 | 5G communication monitoring and positioning method and system |
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