CN105988103A - Indoor position measurement system and method using wireless signal emission device - Google Patents
Indoor position measurement system and method using wireless signal emission device Download PDFInfo
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- CN105988103A CN105988103A CN201510095599.6A CN201510095599A CN105988103A CN 105988103 A CN105988103 A CN 105988103A CN 201510095599 A CN201510095599 A CN 201510095599A CN 105988103 A CN105988103 A CN 105988103A
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- transmitting device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0252—Radio frequency fingerprinting
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
- G01S11/06—Systems for determining distance or velocity not using reflection or reradiation using radio waves using intensity measurements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0221—Receivers
-
- 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
- H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses an indoor position measurement system and method using a wireless signal emission device. The indoor position measurement system using the wireless signal emission device comprises a DB, a communication part, and a control part; the DB stores space information corresponding to a predetermined space and position information of a plurality of wireless signal emission devices in the space; the communication part receives measurement information of signal intensity information which contains identification information and wireless signals, wherein the wireless signal is outputted through the wireless signal emission device and contains identification information of the wireless signal emission device; the control part corrects signal intensity information and measures current position of the user terminal based on the intensity of corrected correction signal under a condition that an object existing between the user terminal and the wireless signal emission device is determined based on the space information, position information and the signal intensity.
Description
Technical field
The present invention relates to a kind of indoor location measuring system and method (Indoor utilizing wireless signal transmitting device
Measuring system using a radio signal transmitter and methord thereof), more
Relate to a kind of system and method that can measure indoor location more accurately in detail, send out at the wireless signal utilizing regulation
Injection device (for example, beacon (beacon) etc.) carry out indoor location measurement when, utilize belonging to space spatial information and
The positional information of described wireless signal transmitting device and by the various objects (object) of the interior space (for example, wall,
Window etc.) the signal strength signal intensity error of wireless signal receiving according to user terminal can be revised.
Background technology
The measurement position of user terminal of mobile phone etc. of user the location Based service based on the position of user
(LBS, Location Based Service) is widely used.Described location Based service mainly utilizes GPS receiver
The position of user terminal measured by device, but for GPS, is difficult to receive the situation of gps satellite signal in the interior space
A lot, thus there is the problem being difficult to provide the user continuous print positional information in indoor.
In order to solve described problem, arrange in the indoor as building (building) is internal multiple access point (AP,
Access Point) and the position of user terminal is measured by RF signal, or in addition to RF signal, also utilize infrared ray
Or the technological thought of the position of measuring user terminal such as ultrasonic wave is being developed to actual conditions.
But, the measure error of described existing indoor location measurement technology is more than several meters, in the practicality of indoor use
Reduce, or system and arranging expense is very high comparatively speaking, therefore there is the problem that efficiency reduces.
In addition, utilize recently beacon (beacon) various service attracted attention by people, described beacon is to have CF simultaneously
The wireless signal transmitting device of certain wireless signal can be exported.Described beacon uses bluetooth 4.0 (BLE:Blootooth
Low Energy, low-power consumption bluetooth) agreement (protocol) on basis exports the wireless signal of small frequency, it is thus possible to
Enough support low power consumption and high-speed radiocommunication, and each Bluetooth chip collection (chipset) can have intrinsic
Identification information (for example, general unique identifier (UUID, Universally Unique IDentifier), main
It is worth (Major Value), less value (Minor Value) or Media access contorl (MAC, Media Access
Control) address (adress) etc. is capable of identify that the intrinsic identification information of each device).Described beacon (beacon)
Being characterised by, it utilizes described intrinsic identification information, even if not being additionally carried out matching (pairing) between devices
Also can be identified, and have can with the advantage of user terminal real-time exchange information, thus range of application by
Expand rapidly.
But, prior art major part provides the service utilizing beacon with commercial use.For example, to from specific wireless letter
The user terminal that number emitter (beacon) receives wireless signal provides the identification letter with affiliated wireless signal transmitting device
Cease corresponding content (contents) (for example, advertisement, reward voucher (coupon) etc.) etc. and be mainly used in commercial use
For actual conditions.
Furthermore, it desired to utilize wireless signal transmitting device can more efficiently measure the technological thought of position accurately, institute
State the interior space as being arranged on building etc. for the wireless signal transmitting device as beacon etc..
Additionally, utilize be provided with wireless signal transmitting device space spatial information (especially, the position of described object/
Characteristic) and be separately installed with the positional information of wireless signal transmitting device and revise wireless with receive according to user terminal
Information number (wireless signal in other words, being exported by wireless signal transmitting device) is at the various objects by being positioned at indoor
The error producing while (for example, wall, door etc.), i.e. the change (weakening) of signal strength signal intensity, thus it requires can
Measure the technological thought of indoor location more accurately.
Additionally, make emergency light or take refuge range light and wireless signal transmitting device share power supply, thus it requires having a power failure or
Other emergencies also can provide the user the technological thought of positional information, described emergency light or take refuge range light and building
The conventional power supply of thing etc. is different, even if utilizing the power supply that power failure etc. also will not be cut off.
[look-ahead technique document]
[patent document]
(patent document 1) Korean registered patent (registration number the 10-0942352, " thing on indoor presumption ultrasonic wave basis
The method of body position, utilizes its object space estimating device and system ")
Content of the invention
Therefore, present invention technical task to be realized is to provide a kind of available with the room being arranged at as building etc.
The similar wireless signal transmitting device such as the beacon in interior space more efficiently measures the skill of the accurate location of user terminal
Art thought.
Further it is provided that a kind of to the wireless signal with receiving according to user terminal (in other words, by wireless signal transmission
The wireless signal of device output) produce while various objects (for example, wall, the door etc.) by being positioned at indoor
Error is modified, thus measures the technological thought of indoor location more accurately.
Further it is provided that a kind of so that wireless signal transmitting device from utilize different the having a power failure with the conventional power supply of building etc.
Deng when the emergency light of power supply that also will not be cut off or the shared power supplys such as range light of taking refuge, thus having a power failure or other urgent shapes
Condition also can provide the user the technological thought of positional information.
For solving the indoor position utilizing wireless signal transmitting device according to an embodiment of the invention of described technical task
Putting measurement system, comprising: database (DB), it stores the corresponding spatial information in space with regulation and is arranged at described
Each positional information of multiple wireless signal transmitting devices in space；Communication unit, it is from the user receiving wireless signal
Terminal receives the metrical information of the signal strength information including described identification information and described wireless signal, described wireless communication
Number exported by described wireless signal transmitting device, and include the identification information of described wireless signal transmitting device；
And control unit, it comes in described space based on described spatial information, described positional information and described signal strength information
In the case of being judged as there are object between described user terminal and described wireless signal transmitting device, revise described signal
Strength information, and revise, based on revise, the current location that signal strength information measures described user terminal.
In addition, it is characterised in that described DB also stores the characteristic of the object being positioned at described space and each is positioned at described
The correction number based on change in signal strength when by described object for the described wireless signal of the characteristic of the object in space
According to.
In addition, it is characterised in that described control unit utilizes described spatial information to grasp to be positioned at and connect according to described user terminal
Receive the object on the path of described wireless signal, and based on described correction data corresponding with the described object properties grasped
Revise described signal strength information.
In addition, it is characterised in that described control unit, in the case that described user terminal receives multiple wireless signal, push away
Each position candidate of the fixed the plurality of wireless signal receiving according to described user terminal, and described wireless signal is each
In the case that individual position candidate exists the common location as common overlapping position, described common location is measured as institute
State the current location of user terminal.
In addition, it is characterised in that described control unit is grasped and exported specific nothing from the plurality of wireless signal receiving
The wireless signal output device of line signal is to thing apart from interior existence corresponding with the signal strength signal intensity of described special wireless
Body, and based on utilize corresponding with the object of grasp revise what data obtained correction signal strength signal intensity estimate with described
The corresponding position candidate of special wireless.
Additionally, the described indoor location measurement system utilizing wireless signal transmitting device, also include location-based service offer portion,
The current location of the described user terminal measured by described communication unit is sent to described use by described location-based service offer portion
Family terminal；And on described user terminal, demonstrate that (diplay) represents the described of the current location of described user terminal
The cartographic information in space.
Additionally, described wireless signal transmitting device, it is characterised in that it is arranged among emergency light or range light of taking refuge at least
On one, and share power supply with described emergency light or described range light of taking refuge.
For reaching the indoor position utilizing wireless signal transmitting device according to an embodiment of the invention of described technical task
Put measuring method, it may include following steps: utilize indoor location measurement system storage and the regulation of wireless signal transmitting device
The corresponding spatial information in space and each positional informations of the multiple wireless signal transmitting devices being arranged in described space；
The described indoor location measurement system utilizing wireless signal transmitting device receives bag from the user terminal receiving wireless signal
Metrical information containing described identification information and the signal strength information of described wireless signal, described wireless signal is by institute
State wireless signal transmitting device output, and include the identification information of described wireless signal transmitting device；Described utilization nothing
The indoor location measurement system of line sender unit is based on described spatial information, described positional information and described signal strength signal intensity
Information is judged as there are object between described user terminal and described wireless signal transmitting device in described space
In the case of revise described signal strength information；And the described indoor location measurement system base utilizing wireless signal transmitting device
Revise the current location that signal strength information measures described user terminal in revise.
Additionally, the described indoor location measurement system utilizing wireless signal transmitting device stores corresponding empty with the space of regulation
Between the step of each positional information of information and the multiple wireless signal transmitting devices being arranged in described space, may also include
Following steps: the described indoor location measurement system storage utilizing wireless signal transmitting device is positioned at the object in described space
Characteristic and based on described wireless signal according to each characteristic of the object being positioned at described space when by described object
The correction data of change in signal strength.
Additionally, the described indoor location measurement system utilizing wireless signal transmitting device is based on the correction signal strength signal intensity letter revised
Breath measures the step of current location of described user terminal, it may include following steps: described utilize wireless signal transmission to fill
The indoor location measurement system put utilizes described spatial information to be pointed to receive described wireless communication according to described user terminal
Number path on object grasp；And the described indoor location measurement system utilizing wireless signal transmitting device based on
Described correction data corresponding with the described object properties grasped revise described signal strength information.
Additionally, the described indoor location measurement system utilizing wireless signal transmitting device is based on the correction signal strength signal intensity letter revised
Breath measures the step of the current location of described user terminal, it may include following steps: receive multiple at described user terminal
In the case of wireless signal, the described indoor location measurement system utilizing wireless signal transmitting device estimates according to described user
Each position candidate of the plurality of wireless signal that terminal receives；And each wireless signal described position candidate it
Middle exist as the position of common overlap common location in the case of, the described indoor position utilizing wireless signal transmitting device
Put measurement system and described common location is measured as the current location of described user terminal.
Additionally, the described indoor location measurement system presumption utilizing wireless signal transmitting device receives according to described user terminal
The step of each position candidate of the plurality of wireless signal, it may include following steps: described utilize wireless signal transmission
The indoor location measurement system of device is grasped from output special wireless the plurality of wireless signal receiving
Wireless signal output device is to object apart from interior existence corresponding with the signal strength signal intensity of described special wireless；And institute
State and utilize the indoor location measurement system of wireless signal transmitting device to revise data based on the object utilizing with grasp is corresponding
And the correction signal strength signal intensity obtaining estimates position candidate corresponding with described special wireless.
Additionally, the described indoor location measuring method utilizing wireless signal transmitting device, it is characterised in that also include as follows
Step: the described indoor location measurement system utilizing wireless signal transmitting device transmits described in measurement to described user terminal
The current location of user terminal.And demonstrate on described user terminal described in the described user terminal current location of expression
The cartographic information in space.
Additionally, for the technological thought performing the present invention, it is provided that a kind of computer program being recorded in record media,
Described record media are arranged at data processing equipment and for performing the described indoor location utilizing wireless signal transmitting device
Measuring method.
According to the technological thought of the present invention, utilize beacon with the interior space being arranged at as building etc. etc. similar
Wireless signal transmitting device more efficiently measure accurately position while, especially be provided with wireless signal transmission dress
The spatial information in the space put is revised with according to user with the positional information being provided with each wireless signal transmitting device
The wireless signal (wireless signal in other words, being exported by wireless signal transmitting device) that terminal receives is by being positioned at room
In various objects (for example, wall, door etc.) and the error that produces, thus have and measure indoor location more accurately
Effect.
Additionally, different from the conventional power supply of building etc. so that with utilizing, wireless signal transmitting device has a power failure that wait also will not be by
The emergency light of the power supply cutting off or range light of taking refuge share power supply, thus have and having a power failure or also can be user under emergency
Positional information is provided and at indoor guiding evacuation route, or can easily find the effect of the position of the people needing relief
Really.
Brief description
In order to more fully understand the accompanying drawing quoted in detailed description of the invention and provide each accompanying drawing briefly
Bright.
Fig. 1 is the indoor location measurement systematic survey representing and utilizing wireless signal transmitting device according to an embodiment of the invention
It is positioned at the figure of an example of the position of the user terminal of the interior space.
Fig. 2 is nothing in the indoor location measurement system representing and utilizing wireless signal transmitting device according to an embodiment of the invention
Line signal is by being positioned at the figure of an example of the object in space.
Fig. 3 is the indoor location measurement system representing and utilizing wireless signal transmitting device according to an embodiment of the invention
The figure of brief structure.
Fig. 4 is the indoor location measurement system correction representing and utilizing wireless signal transmitting device according to an embodiment of the invention
The figure of one example of the mode of the signal strength information of wireless signal.
Fig. 5 is the indoor location measurement systematic survey representing and utilizing wireless signal transmitting device according to an embodiment of the invention
The figure of one example of the mode of the position of user terminal.
Fig. 6 is the letter of the indoor location measurement system representing and utilizing wireless signal transmitting device according to an embodiment of the invention
Want flow chart.
Detailed description of the invention
In order to fully understand the operating advantage of the present invention and the present invention and the purpose palpus being reached according to inventive embodiment
Accompanying drawing and the content being recorded in accompanying drawing with reference to example the preferred embodiments of the present invention.
Additionally, in this manual by any one component parts to other component parts ' transmission ' data (data)
Situation, it is intended that described component parts can directly transmit described data to other component parts described, it is also possible to is by extremely
Lack one or other component parts transmit described data to other component parts described.
On the contrary, any one component parts is to the situation of other component parts ' directly transmitting ' data, it is intended that from described structure
Become parts need not pass through other component parts when other component parts described transmit described data.
Hereinafter, it is explained with reference to the preferred embodiments of the present invention, thus describe the present invention in detail.Each accompanying drawing shows
The identical reference symbol going out represents identical parts.
Fig. 1 is to represent that indoor location measures the user terminal that systematic survey is positioned at the interior space according to an embodiment of the invention
The figure of an example of position, Fig. 2 is to represent wireless communication in indoor location measurement system according to an embodiment of the invention
Number by being positioned at the figure of an example of the object in wireless signal space.
First, with reference to Fig. 1, in the interior space of regulation, multiple wireless signal transmitting device can be set (for example, the 10th,
11、12、13).Further, user can be positioned at the predetermined bits in described space in the state of carrying user terminal 200
Put.
The plurality of wireless signal transmitting device (for example, the 10th, the 11st, the 12nd, 13) can be presented as foregoing respectively
Beacon, but be not restricted to that this, as long as and any device can embody and can export the identification information comprising itself
Wireless signal is just permissible.
So, by the plurality of wireless signal transmitting device (for example, the 10th, the 11st, described user terminal 200 is able to receive that
12nd, 13) wireless signal of at least more than one output among.Certainly, described user terminal 200 also can be from described many
Individual wireless signal transmitting device (for example, the 10th, the 11st, the 12nd, 13) all receives described wireless signal.So, described
User terminal 200 receive by the plurality of wireless signal transmitting device (for example, the 10th, the 11st, the 12nd, 13) export all
In the case of wireless signal, in order to measure the position of described user terminal 200 according to following embodiments of the invention,
Although all of the plurality of wireless signal, but according to embodiment, can be received by described user terminal 200
The plurality of wireless signal in only some wireless signal can be used in the position judging described user terminal 200.
In addition, as described above, described wireless signal can comprise the identification information of wireless signal transmitting device belonging to each.
So, when described user terminal 200 receives described wireless signal, described user terminal 200 can be from described wireless signal
Detect the identification information of affiliated wireless signaling mechanisms and the signal strength information of affiliated wireless signal, and can will detect
The described identification information going out and described signal strength information are sent to utilize wireless signal to send out according to an embodiment of the invention
The indoor location measurement system 100 of injection device.So, the indoor location utilizing described wireless signal transmitting device measures system
System 100 utilizes described identification information and described signal strength information can measure described user terminal 200 in described space
Position.Now, the indoor location measurement system 100 of described wireless signal transmitting device, as following, energy are utilized
Enough prestore the position of the position of each the plurality of wireless signal transmitting device relevant (for example, the 10th, the 11st, the 12nd, 13)
Confidence ceases.So, for method or the algorithm (algorithm) receiving multiple wireless signal and use it to measure position,
If triangulation etc. is known technological thought, therefore detailed in this specification.
But, as it is shown in the figures, in the interior space, compare wireless signal and directly reach described user terminal 200,
Most cases is by the various barrier such as wall or window (object) comparatively speaking.Generally, by described wireless signal
Signal strength signal intensity can calculate belonging to output between the wireless signal transmitting device of wireless signal and described user terminal 200
Distance, but by as shown in following Fig. 4, described wireless signal while by described object etc. because
Signal strength signal intensity is deformed, and produces by mistake between the position and the position measured of actual described user terminal 200 so having
The problem of difference.
Therefore, the indoor location measurement system 100 utilizing wireless signal transmitting device according to an embodiment of the invention can
Prestore spatial information corresponding with described space and the plurality of wireless signal transmitting device (for example, the 10th, the 11st, the 12nd,
13) each positional information, and the signal strength information using it to revise described wireless signal can be presented as.
Now, described spatial information can be presented as such as BIM (BIM, Building Information
Modeling) form of information, but be not restricted to that this, and also can be the information of modelling (modeling),
Even if will not all to show that (for example, electric wire, water pipe etc. set for whole object of the inner space about being contained in building
Execute, the internal objects etc. of desk or chair etc.) information, it is also possible to representing (or representing the position of object) can wrap
It is contained in the object (for example, layer, wall etc.) carrying out on path of wireless signal.
Here, described spatial information can also comprise the information of each characteristic of relevant each described object.The characteristic of object
Referring to thickness, the material etc. of for example described object, wireless signal can be to the signal of described wireless signal when by object
Intensity produces the information of the characteristic of the relevant described object of impact.For example, can be with institute by the wireless signal of a wall
State the material of wall to be material and its thickness that concrete (concrete), tree, glass etc. are the same and change wireless signal
Weaken degree, led to hence with described spatial information and described object properties and according to each characteristic of described object
The intensity of variation of the signal strength signal intensity of the wireless signal crossed is to revise the signal of the wireless signal that described user terminal 200 is received
Strength information such that it is able to measure the position of described more accurately user terminal 200.
For example, as in figure 2 it is shown, described user terminal 200 from the first wireless signal transmitting device (such as 10),
Two wireless signal transmitting devices (such as 11) and the 3rd wireless signal transmitting device (such as 12) receive wireless communication respectively
In the case of number (for example, the first wireless signal, the second wireless signal and/or the 3rd wireless signal), described use
Family terminal 200 can be from each wireless signal to the indoor location measurement system 100 utilizing described wireless signal transmitting device
Transmit and include the identification information of each wireless signal transmitting device and relevant each wireless signal (for example, the first wireless communication
Number, the second wireless signal and/or the 3rd wireless signal) the metrical information of signal strength information.
So, the described indoor location measurement system 100 utilizing wireless signal transmitting device is based on the described measurement receiving
Information can calculate the position of described user terminal 200.
To this end, utilize described wireless signal transmitting device indoor location measurement system 100 can revise described user terminal
Distance between 200 and each wireless signal transmitting device or signal strength signal intensity.
In other words, can obtain and know, the wireless signal (example being exported by described first wireless signal transmitting device (such as 10)
Such as the first wireless signal) can be reached by a wall 1 to described user terminal 200, by described second wireless
The wireless signal (for example, the second wireless signal) that sender unit (such as 11) exports energy by a wall 2
Get at and reach to described user terminal 200.Additionally, the nothing being exported by described 3rd wireless signal transmitting device (such as 12)
Line signal (for example, the 3rd wireless signal) is positioned at son (sub) space as described user terminal 200, from
And not by any object and can directly reach to described user terminal 200.
Now, the described indoor location measurement system 100 utilizing wireless signal transmitting device is with the characteristic of described wall 1,
In other words, material (for example, concrete, gypsum, tree etc.) and the thickness of described wall 1 is revised and is contained in initially
The signal strength information of the described metrical information receiving, and can calculate based on the correction signal strength information revised
Go out by the distance of described first wireless signal transmitting device (such as 10) to described user terminal 200.Similarly, pass through
It is strong that the signal strength information of the wireless signal of described wall 2 is also as the correction signal that the characteristic of described wall 2 revises
Degree information, utilizes correction signal strength information can calculate from described second wireless signal transmitting device (such as 11) extremely
The distance of described user terminal 200.In the case of described 3rd wireless signal transmitting device (such as 12), according in advance
The spatial information first storing, because of by described 3rd wireless signal transmitting device (such as 12) to described user terminal 200
Between there is no object, it is possible that other correction will not be carried out.
So, if each wireless signal of described user terminal 200 being received according to described object properties correction
Signal strength information, then have and utilize the correction signal strength information revised can measure relatively accurate in described space
The effect of position of described user terminal 200.
In addition, in order to judge at each wireless signal transmitting device (for example, the 10th, the 11st, 12) and described user terminal 200
Between whether have the object of regulation to need first to determine the position of described user terminal 200.To this end, according to the one of the present invention
Individual embodiment, based on corresponding to each wireless signal being contained in the metrical information initially being received by described user terminal 200
Signal strength information grasp the position of described user terminal 200 substantially, and it is described wireless to utilize it can interpolate that
The object existing between sender unit (for example, the 10th, the 11st, 12) and described user terminal 200.But, described
In the case of, there is the problem that the position based on wrong described user terminal 200 determines whether object.
Therefore, according to other embodiments of the invention, using the teaching of the invention it is possible to provide one is with each wireless signal transmitting device (for example,
10th, the 11st, 12) on the basis of, the position candidate of presumption user terminal 200, utilize the position candidate deducing to measure
State the technological thought of the position of user terminal 200.So, for the described indoor location utilizing wireless signal transmitting device
The mode of the position candidate that measurement system 100 estimates described user terminal 200 will illustrate with reference to Fig. 5.
Fig. 5 is the indoor location measurement system presumption representing and utilizing wireless signal transmitting device according to an embodiment of the invention
The figure of one example of the mode of the position of user terminal.
With reference to Fig. 5, receive among by the plurality of wireless signal transmitting device (for example, the 10th, the 11st, the 12nd, 13)
The wireless signal that special wireless emitter (for example, the first wireless signal transmitting device (such as 10)) is exported
The position of the user terminal 200 of (for example, the first wireless signal), as shown in drawings, it may be possible to described first nothing
In the range of there is centered on line sender unit (such as 10) radius (the such as d) of regulation.The half of described regulation
Footpath (such as d) can be based on the signal strength information of described first wireless signal receiving according to described user terminal 200
Determine.
Now, do not deposit between described first wireless signal and the described user terminal 200 receiving described first wireless signal
In the case of object (for example, wall), the described user terminal receiving described first wireless signal can be estimated as position
In the surrounding of the circle of the radius (such as d) with described regulation.In the case of described, described first wireless signal transmission
Distance between device (such as 10) and described user terminal 200, as set forth above, it is possible to based on according to described user eventually
The signal strength signal intensity of described first wireless signal that termination receives calculates, the thus described room utilizing wireless signal transmitting device
Interior position measuring system 100 can will may have the position of described user terminal 200, in other words, with described first nothing
There is centered on line sender unit (such as 10) peripheral part of the circle of radius d, be estimated as described user terminal
The position candidate 1 of 200.
Now, as it is shown in the figures, carry out (in other words, described radius d on path at described first wireless signal
Within) in the case of there is object (for example, the wall) of regulation, if described first wireless signal passes through described object
(for example, wall), then the signal strength signal intensity of described first wireless signal may be deformed.In the case of described, when described
When user terminal 200 is positioned at described object (for example, wall) opposite (accompanying drawing upper left side), although receive with described
The right side of object (for example, wall) has the wireless signal of identical signal strength signal intensity, also can only produce difference in physical location
Different.
Therefore, as described above, the described indoor location measurement system 100 utilizing wireless signal transmitting device utilizes and deposits in advance
The positional information of the spatial information corresponding with described space of storage and each wireless signal transmitting device is come in described first nothing
Line signal is by, in the part (dotted portion on accompanying drawing) of described object (for example, wall), revising described first wireless
The signal strength signal intensity of signal, as it is shown in the figures, such that it is able to estimate described user terminal 200 position candidate (1, real
Line represents).In other words, in the case that signal strength signal intensity can not be corrected, although can estimate with described first wireless communication
The surrounding of the circle centered on number emitter (such as 10) with radius d is position candidate, but according to the skill of the present invention
Art thought, in the part by described object (for example, wall), it is also possible to presumption is sent out from described first wireless signal
Injection device (such as 10) is described position candidate at a distance of the position of the distance of d+d`.
The described indoor location measurement system 100 utilizing wireless signal transmitting device is with according to described first wireless signal
The output radius of signal strength signal intensity can will may be estimated as whole positions of the position of described user terminal 200 (in other words
Saying, described user terminal 200 is able to receive that the position of the first wireless signal of affiliated signal strength signal intensity) or at least a portion
Position deduction is described position candidate.
For example, the described indoor location measurement system 100 utilizing wireless signal transmitting device, based on the space prestoring
Information judges the position in position candidate in addition to the place spatially that user can not exist, and can will determine that
Position deduction be first position candidate corresponding with described first wireless signal transmitting device (such as 10).
Finally, as it is shown in figure 5, the described indoor location utilizing wireless signal transmitting device measures system 100, by institute
State the signal of the wireless signal (for example, the first wireless signal) that the first wireless signal transmitting device (such as 10) receives
In the case that intensity belongs to the signal strength signal intensity of distance d, it can be determined that by described first wireless signal transmitting device (for example
10) to distance d position present on object.Further, according to the object judged, utilize correction signal strength signal intensity permissible
Judging position candidate, described correction signal strength signal intensity utilizes correction data to be modified.
So, the described indoor location measurement system 100 utilizing wireless signal transmitting device estimates described user terminal 200
The mode of described position candidate receive multiple wireless signal at described user terminal 200 from multiple wireless signal transmitting devices
In the case of be similarly suitable for also for each wireless signal.
For example, as described above, receive respectively by the first wireless signal transmitting device (for example according to described user terminal 200
10) the first wireless signal exporting, the second wireless signal being exported by the second wireless signal transmitting device (such as 11) and
By described 3rd wireless signal of the 3rd wireless signal transmitting device output, and include each signal strength signal intensity letter in transmission
Breath and in the case of identify the metrical information of information, the described indoor location measurement system utilizing wireless signal transmitting device
100, as described in Figure 5, at described each wireless signal transmitting device (for example, the first wireless signal transmission dress
Put (such as 10), the second wireless signal transmitting device (such as 11) and/or the 3rd wireless signal transmitting device
(such as 12)) on the place that is able to receive that, revise the signal strength signal intensity of each described wireless signal, and utilize and repair
Positive correction signal strength information can estimate and each wireless signal (each wireless signal transmitting device) corresponding candidate
Position.
Further, the described time that the described indoor location measurement system 100 utilizing wireless signal transmitting device will so deduce
Bit selecting position candidate jointly overlapping in putting is specifically for common location, and specific described specific common location can be surveyed
The current location that amount is described user terminal 200.Now, as described above, described position candidate can be according to each wireless communication
It number is estimated as multiple or regulation scope.
So, in order to revise the signal strength information of the described wireless signal by described object, described wireless signal is utilized
The indoor location measurement system 100 of emitter can prestore according to each characteristic of described object and demonstrate wireless communication
Number the correction data of regulation of change in signal strength degree.Describe below for described correction data.
Hereinafter, with reference to Fig. 3 to Fig. 4, describe in detail and utilize wireless signal transmitting device according to an embodiment of the invention
The composition of indoor location measurement system 100 and effect, effect.
Fig. 3 is the structural representation representing indoor location measurement system according to an embodiment of the invention, and Fig. 4 is to represent root
Measure an example of the mode of the signal strength information of system correction wireless signal according to the indoor location of embodiments of the invention
The figure of son.
First, with reference to Fig. 3, the indoor location of wireless signal transmitting device is utilized to measure system according to an embodiment of the invention
System 100 can include database (DB) the 110th, communication unit 120 and control unit 130.According to embodiment, described profit
Location-based service offer portion 140 can also be included by the indoor location measurement system 100 of wireless signal transmitting device.Additionally,
The described indoor location measurement system 100 utilizing wireless signal transmitting device is while communicating with user terminal 200
Can send/receive the data of necessity to embody the technological thought of the present invention.
The described indoor location measurement system 100 utilizing wireless signal transmitting device is in order to embody the technological thought of the present invention
Can possess hardware resource (hardware resource) and/or the software (software) of necessity, not must
A component parts physically or a device must be meant.In other words, the described room utilizing wireless signal transmitting device
Interior position measuring system 100 may mean that the hardware possessing to embody the technological thought of the present invention and/or soft
The combination ethically of part, and in the case of necessary, be arranged at and perform each function respectively on the device being spaced,
Thus also can be presented as the set of the ethics structure of the technological thought for embodying the present invention.
The indoor location measurement system 100 utilizing wireless signal transmitting device according to an embodiment of the invention can be with body
The now server (server) for regulation.Described indoor location measurement system 100 body utilizing wireless signal transmitting device
In the case of now for server, the described indoor location measurement system 100 utilizing wireless signal transmitting device passes through network
(network) send/receive the data of regulation while communication with described user terminal 200, such that it is able to embody
The technological thought of the present invention.
Additionally, the DB in this specification, the work(of software and the hardware storing the information corresponding with each DB can be meant
Combination on energy, in structure.DB can be presented as at least more than one table (table), and also can include using
It is stored in extra data base management system (DBMS, the Database of the information of described DB in retrieval, storage and management
Management System).Furthermore, it is possible to chained list (l inked-l ist), tree (tree), relationship type DB
The various mode such as form embodies, and includes the total data storage matchmaker that can store the information corresponding with described DB
Body and data structure.
Additionally, described user terminal 200 can be presented as such as smart mobile phone (smartphone), flat board (tablet) electricity
The same mobile terminal such as brain (PC), additionally as notebook computer (notebook) etc., user can carry
While receive regulation wireless signal, and can include by connect network and the technological thought of the present invention can be embodied
The data of all forms process (data processing) device.
As described above, described DB110 can store the corresponding spatial information with the space (for example, building etc.) specifying
And each positional information of the multiple wireless signal transmitting devices being arranged in described space.Additionally, in described DB110 also
Can store and be positioned at the object properties in described space and based on described wireless signal according to the object being positioned at described space
The correction data of change in signal strength when by described object for each characteristic.The characteristic of described object, as described above,
The information of the material for each object and/or thickness can be meant, and can mean to be contained in described space letter
Breath, also can be stored as the information different from described spatial information according to embodiment.
Additionally, as described above, described correction data may imply that with regard in order to revise when the wireless signal of CF passes through
The change that produces in the case of the object of specific materials/thickness and the data of required various parameters (parameter).Example
As, the material of described object be concrete (concrete) situation, be cement (cement) situation or
The situation etc. of tree, carrys out the change to the wireless signal representing by described object according to the thickness of each material and each material
The table that the correction data of degree arrange can store at least one in described DB110.
Such described correction data can be to measure, by experiment, the wireless signal being passed through according to the material of each object
Change in signal strength degree and the data that record.Additionally, the object for specific materials may also include to according to its thickness
The change in signal strength degree of described wireless signal carry out recording, the data of more sectionalization.In other words, according to this
A bright embodiment, described correction data may refer to include according to by various experiments, the actual data measured are come
Revise the data of all kinds of the signal strength signal intensity of wireless signal.Additionally, for the object of specific materials, actual like this
When the quantitative change measured is many, even if also can be with reality measurement in the case that the thickness of the object of affiliated material has change
The intensity of variation of signal strength signal intensity is calculated based on data.
Described communication unit 120 can from receive wireless signal user terminal 200 receive include described identification information and
The metrical information of the signal strength information of described wireless signal, described wireless signal is by described wireless signal transmitting device
Output, and include the identification information of described wireless signal transmitting device.As described above, in described metrical information not only
Comprise the identification information/signal strength information for a wireless signal, but also include for described user terminal 200
Each of the multiple wireless signals receiving identifies information/signal strength information.
So, when receiving described metrical information according to described communication unit 120, described control unit 130 is based on being stored in
State the described spatial information of DB110 and described positional information revises the described signal strength signal intensity letter being contained in described metrical information
Breath, and utilize revising signal strength information and can measuring the current location of described user terminal 200 of correction.
Now, described control unit 130 utilizes and is stored in the described spatial information of described DB110 and grasps and be positioned at according to described
User terminal 200 receives the object on the path of described wireless signal, and can utilize revise corresponding with object properties
Data revise the described signal strength information being contained in described metrical information, described object properties and the described thing grasping
Body is corresponding.Here, process with presence or absence of described object of grasping is as by illustrated by Fig. 5, according to be contained in
The signal strength information of metrical information basis are with between described wireless signal transmitting device and described user terminal 200
Whether there is object in the range of the regulation that distance is radius to realize.
Grasped by described process and there is object between described wireless signal transmitting device and described user terminal 200
When, it is necessary to revise the described signal strength information being contained in described metrical information.
With reference to Fig. 4, the described user terminal 200 in the space being positioned at regulation is able to receive that is launched dress by special wireless
Put the wireless signal that (for example, the first wireless signal transmitting device 10) exports.Now, described first wireless signal transmission
Actual range between device (such as 10) and described user terminal 200 can be a.But, described first wireless communication
Number between emitter (such as 10) and described user terminal 200, as it can be seen, the situation of existence body such as wall
Under, the wireless signal being exported by described first wireless signal transmitting device (such as 10) is believed while by described wall
Number intensity may die down.So, in the case of there is no described wall, according to described control unit 130 to be calculated away from
From shoulding be described actual range a or close with a, but calculate according to described control unit 130 because of described wall
Distance be probably the a` nearer than actual range.Under such circumstances, the described sky finally measured is had a problem in that
The position of interior user terminal 200, as it is shown in the figures, may be measured as and physical location discrepant position 200-1.
Therefore, the technological thought according to the present invention, as described above, can prestore for described first wireless in described DB110
The spatial information in the position of sender unit (such as 10) and described space, characteristic (for example, the wall of described wall
Thickness and material) and corresponding with this revise data.Further, receive by institute grasping described user terminal 200
In the case of stating the wireless signal of wall, described control unit 130 can revise described use based on the correction data prestoring
The signal strength information of the wireless signal that family terminal 200 receives from described first wireless signal transmitting device (such as 10),
And the correction signal strength information of the position for the described more accurately user terminal 200 of measurement can be obtained by it.
As shown in Figure 5, the available correction signal strength information being obtained by described process of described control unit 130
Estimate the position candidate of described user terminal 200.Now, the wireless signal receiving according to described user terminal 200 is for many
In the case of individual, presumption position candidate corresponding with multiple wireless signals respectively, will jointly weigh in the position candidate of presumption
Folded common location is measured as the current location of described user terminal 200, thus can measure in described space relatively
The position of user terminal 200 accurately.
In addition, as described above, the wireless signal transmitting device as beacon etc. generally self is built-in with battery (battery)
And be used as power supply, but in said case, having manager needs periodically (or frequent) check and manage battery electric quantity
The trouble of (battery level), exists when user needs to accept the moment of the offer of positional information, because electricity consumption
The danger of reliable positional information cannot be obtained to the greatest extent.
Therefore, according to embodiments of the invention, the plurality of wireless signal transmitting device be respectively arranged at emergency light and/
Or range light of taking refuge, described emergency light and/or range light of taking refuge possess the interior volume in building etc., thus
Can be presented as so that described wireless signal transmitting device shares power supply with described emergency light and/or range light of taking refuge.
Described emergency light and/or the situation of range light of taking refuge, having a power failure or also needing under the various emergencies with power failure
To continue bright light for ease of making people take refuge, therefore can utilize the usual electricity using with in the space of described building etc.
The different power supply in source.Therefore, be presented as so that the plurality of wireless signal transmitting device and described emergency light and/or
Person's range light of taking refuge in the case of share power supply, has the position emergency also can accurately measure user and (changes sentence
Talk about, the position of user terminal 200) effect.Greatly reduce manager manage each wireless communication one by one additionally, have
The trouble of the power supplys such as the battery of number emitter.
So, the position (in other words, the position of user terminal 200) of user can be accurately measured in the interior space
In the case of, can provide a user with such as the service of indoor navigation (navigation) etc..So, baroque
The destination that user thinks at ordinary times can not only be easily found in space, can not power failure etc. tight of bright light at general lighting
Also evacuation route can be easily provided for user under anxious situation.Or, in described space, have the situation of isolated user
Under, be there is the effect being quickly found user by the position of user terminal 200 measured exactly.
To this end, the described indoor location measurement system 100 utilizing wireless signal transmitting device, as described above, can also wrap
Location-based service offer portion 140 is provided.
Described location-based service offer portion 140, as set forth above, it is possible to the described use will measured according to described control unit 130
The current location of family terminal 200 is sent to described user terminal 200 by described communication unit 120, and by described position
Service provider 140 receives the described space that the described user terminal 200 of described current location will be indicative current location
Cartographic information show (display) out such that it is able to easily provide the user positional information.
According to embodiment, the current location of described user terminal 200 also can be transmitted by described location-based service offer portion 140
External system (not shown) to regulation.Described external system (not shown) can refer to the pipe comprising to manage described space
Reason system or fire-fighting system etc. are necessary to grasp a series of system of the position of user.
Additionally, described location-based service offer portion 140 is by the described user terminal 200 grasped according to described control unit 130
Current location is sent to described user terminal 200 in real time, continuously, thus can be presented as according to described user terminal 200
Indoor navigation service is provided.
Fig. 6 is the letter of the indoor location measuring method representing and utilizing wireless signal transmitting device according to an embodiment of the invention
Want flow chart.
With reference to Fig. 6, utilize the indoor location measurement system 100 of wireless signal transmitting device according to an embodiment of the invention
S100 spatial information corresponding with the space of regulation and each wireless signal transmitting device can be stored in described DB110
Positional information.As described above, described spatial information can comprise the characteristic for the various objects in described space,
And also can store based on described wireless signal according to being positioned at each object in described space when by described object
The correction data of each object properties of change in signal strength.
Further, the described indoor location measurement system 100 utilizing wireless signal transmitting device can connect from user terminal 200
Receiving metrical information s110, described user terminal receives the wireless signal being exported by wireless signal transmitting device.As described above,
Each wireless signal that described metrical information can comprise with described user terminal 200 receives corresponding identifies information and signal
Strength information.
So, the described indoor location measurement system 100 utilizing wireless signal transmitting device can utilize and be pre-stored within institute
State the described spatial information of DB110 and positional information, object properties and each characteristic revision data comprise to revise s120
In the described signal strength information of described metrical information, and the described signal strength information being corrected described in utilization comes in institute
Corresponding position candidate is deduced according to each wireless signal receiving according to described user terminal 200 in stating space, and
And overlapping common location measurement s130 common in the position candidate deducing can be described user terminal 200
Current location.
The indoor location measuring method utilizing wireless signal transmitting device according to an embodiment of the invention can be at computer
(computer) it is presented as the code (code) of computer-readable on readable record media.The record media of computer-readable
Including the tape deck of all kinds of data that storage can be read according to computer system.The record matchmaker of computer-readable
Body, for example, have ROM, RAM, CD-ROM, tape (magnetic tape), hard disk (hard disk), floppy disk (floppy
Disk), optical data storage devices etc., additionally include being presented as carrier wave (carrier wave) (for example, by net
Network (internet) transmit) form.Additionally, the record media of computer-readable are dispersed to by network (network)
The computer system connecting, such that it is able to store the code of computer-readable with a scattered manner and carry out.Further, it is used for embodying this
(functional) program (program) functionally of invention, code and code segment (code segment) can
With by the programmer (programmer) of the technical field of the invention easily inference is out.
Although the present invention illustrates with shown in accompanying drawing a embodiment for reference, but which is exemplary illustration, if
It is to be appreciated that if the personnel in the art with Conventional wisdom to it is possible to carry out various change and equal its
His embodiment.Therefore, the real technical protection scope of the present invention will be thought according to the technology of additional registration right
Determine presumably.
Claims (14)
1. the indoor location measurement system utilizing wireless signal transmitting device, comprising:
DB, its storage and the corresponding spatial information in space specifying and the multiple wireless signal transmission being arranged in described space
Each positional information of device；
Communication unit, it receives from the user terminal receiving wireless signal and includes described identification information and described wireless signal
The metrical information of signal strength information, described wireless signal is exported by described wireless signal transmitting device, and includes
The identification information of described wireless signal transmitting device；And
Control unit, it comes in described space based on described spatial information, described positional information and described signal strength information
In the case of being judged as there are object between described user terminal and described wireless signal transmitting device, revise described signal
Strength information, and revise, based on revise, the current location that signal strength information measures described user terminal.
2. the indoor location measurement system utilizing wireless signal transmitting device according to claim 1, its feature exists
In,
Described DB also stores the characteristic of the object being positioned at described space and based on described wireless signal according to being positioned at described sky
The correction data of change in signal strength when by described object for each characteristic of interior object.
3. the indoor location measurement system utilizing wireless signal transmitting device according to claim 2, its feature exists
In,
Described control unit utilizes described spatial information to grasp the road being positioned at according to the described wireless signal of described user terminal reception
Object on footpath, and revise described signal strength signal intensity based on described correction data corresponding with the described object properties grasped
Information.
4. the indoor location measurement system utilizing wireless signal transmitting device according to claim 1, its feature exists
In,
Described control unit, in the case that described user terminal receives multiple wireless signal, presumption is according to described user terminal
Each position candidate of the plurality of wireless signal receiving, and each position candidate of described wireless signal exists work
In the case of for the common location of common overlapping position, described common location is measured as the present bit of described user terminal
Put.
5. the indoor location measurement system utilizing wireless signal transmitting device according to claim 4, its feature exists
In,
Described control unit is grasped from the wireless signal of output special wireless the plurality of wireless signal receiving defeated
Go out device to object apart from interior existence corresponding with the signal strength signal intensity of described special wireless, and based on utilizing and the palm
The correction signal strength signal intensity that the object held is revised data accordingly and obtained estimates wait corresponding with described special wireless
Bit selecting is put.
6. the indoor location measurement system utilizing wireless signal transmitting device according to claim 1, its feature exists
In the described indoor location measurement system utilizing wireless signal transmitting device also includes:
Location-based service offer portion, the current location of the described user terminal measured by described communication unit is sent to described by it
User terminal；
And on described user terminal, the cartographic information in the described space of the current location indicating described user terminal is carried out
Display.
7. the indoor location measurement system utilizing wireless signal transmitting device according to claim 1, its feature exists
In,
Described wireless signal transmitting device is arranged among emergency light or range light of taking refuge at least one, thus with described should
Anxious lamp or described range light of taking refuge share power supply.
8. utilizing an indoor location measuring method for wireless signal transmitting device, it comprises the steps:
Utilize wireless signal transmitting device indoor location measurement system be stored with spatial information corresponding with the space specifying and
Each positional information of the multiple wireless signal transmitting devices being arranged in described space；
The described indoor location measurement system utilizing wireless signal transmitting device receives from the user terminal receiving wireless signal
Including the metrical information of the signal strength information of described identification information and described wireless signal, described wireless signal is to pass through
The output of described wireless signal transmitting device, and include the identification information of described wireless signal transmitting device；
The described indoor location measurement system utilizing wireless signal transmitting device is based on described spatial information, described positional information
And described signal strength information be judged as in described space described user terminal and described wireless signal transmitting device it
Between in the case of there are object, revise described signal strength information；And
The described indoor location measurement system utilizing wireless signal transmitting device is surveyed based on the correction signal strength information revised
Measure the current location of described user terminal.
9. the indoor location measuring method utilizing wireless signal transmitting device according to claim 8, it is characterised in that
Described the indoor location measurement system storage utilizing wireless signal transmitting device and the corresponding spatial information in space specifying and
The step of each positional information of the multiple wireless signal transmitting devices being arranged in described space, also comprises the steps:
The described indoor location measurement system storage utilizing wireless signal transmitting device be positioned at described space object properties and
Based on described wireless signal according to signal strength signal intensity when by described object of each characteristic of the object being positioned at described space
The correction data of change.
10. the indoor location measuring method utilizing wireless signal transmitting device according to claim 9, its feature exists
In the described indoor location measurement system utilizing wireless signal transmitting device is surveyed based on the correction signal strength information revised
The step measuring the current location of described user terminal, comprises the steps:
The described indoor location measurement system utilizing wireless signal transmitting device utilizes described spatial information to grasp to be positioned at basis
Described user terminal receives the object on the path of described wireless signal；And
The described indoor location measurement system utilizing wireless signal transmitting device is based on corresponding with the described object properties grasped
Described correction data revise described signal strength information.
The 11. indoor location measuring methods utilizing wireless signal transmitting device according to claim 8, described utilization
The indoor location measurement system of wireless signal transmitting device measures described user based on the correction signal strength information revised
The step of the current location of terminal, comprises the steps:
In the case that described user terminal receives multiple wireless signal, the described indoor position utilizing wireless signal transmitting device
Put each position candidate of the plurality of wireless signal that the presumption of measurement system receives according to described user terminal；And
In the case of there is the common location as common overlapping position among the position candidate of each wireless signal described,
Described common location is measured as described user terminal by the described indoor location measurement system utilizing wireless signal transmitting device
Current location.
The 12. indoor location measuring methods utilizing wireless signal transmitting device according to claim 11, described utilization
The plurality of wireless communication that the indoor location measurement system presumption of wireless signal transmitting device receives according to described user terminal
Number the step of each position candidate, comprise the steps:
The described indoor location measurement system utilizing wireless signal transmitting device is grasped from the plurality of wireless communication receiving
The wireless signal output device of special wireless is exported to corresponding with the signal strength signal intensity of described special wireless in number
Object apart from interior existence；And
The described indoor location measurement system utilizing wireless signal transmitting device is revised based on the object utilizing with grasp is corresponding
Data and the correction signal strength signal intensity that obtains estimates position candidate corresponding with described special wireless.
The 13. indoor location measuring methods utilizing wireless signal transmitting device according to claim 8, its feature exists
In,
Also comprise the steps: the described use that the described indoor location measurement system utilizing wireless signal transmitting device will be measured
The current location of family terminal is sent to described user terminal,
The cartographic information in the described space indicating described user terminal current location is shown by described user terminal
Show.
14. 1 kinds be recorded in be arranged on data processing equipment and for perform be recorded among the 8th to the 13rd any one
The computer program of the record media of the method for item.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
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| KR1020150017765A KR101679203B1 (en) | 2015-02-05 | 2015-02-05 | Indoor measuring system using a radio signal transmitter and methord thereof |
| KR10-2015-0017765 | 2015-02-05 |
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| CN105988103A true CN105988103A (en) | 2016-10-05 |
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| CN201510095599.6A Pending CN105988103A (en) | 2015-02-05 | 2015-03-03 | Indoor position measurement system and method using wireless signal emission device |
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| CN109668107A (en) * | 2017-10-13 | 2019-04-23 | 提姆拉博株式会社 | Utilize the stage lighting system and stage illumination, lighting method of photosphere |
| CN110764049A (en) * | 2019-10-30 | 2020-02-07 | 北京小米智能科技有限公司 | Information processing method, device, terminal and storage medium |
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| Publication number | Publication date |
|---|---|
| KR20160096742A (en) | 2016-08-17 |
| KR101679203B1 (en) | 2016-12-07 |
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