CN107659992A - Visible light positioning system and positioning method - Google Patents
Visible light positioning system and positioning method Download PDFInfo
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- CN107659992A CN107659992A CN201710565510.7A CN201710565510A CN107659992A CN 107659992 A CN107659992 A CN 107659992A CN 201710565510 A CN201710565510 A CN 201710565510A CN 107659992 A CN107659992 A CN 107659992A
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000004807 localization Effects 0.000 claims description 26
- 230000008859 change Effects 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 8
- 230000005622 photoelectricity Effects 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 210000001367 artery Anatomy 0.000 claims 1
- 230000024159 perception of rate of movement Effects 0.000 claims 1
- 210000003462 vein Anatomy 0.000 claims 1
- 230000006870 function Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 17
- 238000012544 monitoring process Methods 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005245 sintering Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001605 fetal effect Effects 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000010412 perfusion Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 208000020446 Cardiac disease Diseases 0.000 description 1
- 235000018734 Sambucus australis Nutrition 0.000 description 1
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- 230000009471 action Effects 0.000 description 1
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- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- OGFXBIXJCWAUCH-UHFFFAOYSA-N meso-secoisolariciresinol Natural products C1=2C=C(O)C(OC)=CC=2CC(CO)C(CO)C1C1=CC=C(O)C(OC)=C1 OGFXBIXJCWAUCH-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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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
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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
- G01S5/16—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using electromagnetic waves other than radio waves
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C21/00—Systems for transmitting the position of an object with respect to a predetermined reference system, e.g. tele-autographic system
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
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- 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
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/33—Services specially adapted for particular environments, situations or purposes for indoor environments, e.g. buildings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Optical Communication System (AREA)
Abstract
A visible light positioning system and a positioning method. The visible light positioning system comprises at least one lamp, at least one positioning transceiving element and a server. The lamp is arranged at a specific position, is provided with a first identification code, and transmits the first identification code in a selected signal form. The positioning transceiver has a second identification code, which includes a receiver capable of movably receiving the first identification code of the lamp and demodulating the first identification code; and a wireless transceiver for transmitting the first identification code and the second identification code to a receiving end. The server is coupled with the wireless receiving and transmitting element by the receiving end to obtain the first identification code and the second identification code so as to position the positioning receiving and transmitting element in the space defined by the lamp.
Description
Technical field
This disclosure relates to a kind of location technology, and more particularly to a kind of visible ray alignment system and localization method.
Background technology
For an indoor operation tissue, by taking hospital as an example, it includes substantial amounts and a variety of Mobile medicals is set
It is standby, often moved to be needed in response to medical care within the hospital, and or have many sufferers for needing look-out, it is not in response to
Same situation can also move at any time, it is however generally that, the trend that effectively quickly grasp these equipment or personnel is that have its difficult
Degree.
In another example medical personnel, when being relieved to these equipment, its program also can be quite complicated and time-consuming.Typically
Understand, such as physiological monitor, fetal ultrasound ripple monitor, perfusion pumping, blood-glucose meter, it can be dispersed in several kinds of medical equipment
In each ward, and when medical personnel are handed over to the next shift, then need to each ward to check one by one, process of handing over to the next shift is relatively time consuming.
Hospital is only a lifted situation, and other similar operation tissues also have the problem of similar.That is, working as has
Need to control at any time big quantity instrument and equipment and personnel trend when, it will face the problem of effectively can not controlling immediately.
Due to the environment of such as hospital, it is to belong to indoor environment, and can not be entered using in general global positioning system (GPS)
Row positioning.
Therefore, instrument and equipment and/or the trend of personnel how are effectively grasped in environment indoors, is at least needed in management
One of solve the problems, such as.
The content of the invention
The disclosure provides visible ray alignment system and localization method, such as environment indoors, is carried out pair using lighting apparatus
Instrument and equipment and/or personnel positioning, effectively to grasp the mobile status of instrument and equipment and/or personnel.
According to one implement example, a kind of visible ray alignment system include an at least light fixture, at least one positioning transmit-receive cell with
And server (such as cloud server).Light fixture is arranged on ad-hoc location and has the first identification code, and with selected signal
Form launches first identification code.Each positioning transmit-receive cell has the second identification code, and it includes receiving element, removable
First identification code of the close light fixture is received dynamicly, and demodulates first identification code；And wireless receiving and dispatching element, to
By first identification code and second identification code, a receiving terminal is sent to, server is by the receiving terminal and the wireless receiving and dispatching
Element couples, and obtains first identification code and second identification code, uses and the positioning transmit-receive cell is defined in the light fixture
Space in position.
Implement example according to one, a kind of visible ray localization method includes：An at least light fixture is set in a space, the wherein lamp
Tool is arranged on ad-hoc location and has the first identification code, and launches first identification code with selected signal form；Configuration
Transmit-receive cell is positioned on movable body, each of which positioning transmit-receive cell has the second identification code, including the use of reception
Element, movably receives first identification code of the close light fixture, and demodulates first identification code；And using wireless
Transmit-receive cell, by first identification code and second identification code, to send a receiving terminal to；By the receiving terminal, coupling
The wireless receiving and dispatching element and server, the wherein server obtain first identification code and second identification code, use to this
Positioning transmit-receive cell positions in the space defined in the light fixture.
Based on above-mentioned, it is seen that light-seeking system can be applied indoors with localization method, and instrument is effectively grasped by server
Device equipment and/or the trend of personnel.
For allow the disclosure features described above and advantage can become apparent, special embodiment below, and it is detailed to coordinate accompanying drawing to make
Carefully it is described as follows.
Brief description of the drawings
Fig. 1 is to implement example according to the disclosure one, illustrates the schematic diagram of visible ray alignment system.
Fig. 2 is to implement example according to the disclosure one, illustrates the various configurations schematic diagram of positioning transmit-receive cell.
Fig. 3 is to implement example according to the disclosure one, illustrates the function block schematic diagram of light fixture.
Fig. 4 is to implement example according to the disclosure one, illustrates the signal form schematic diagram of Manchester's code form.
Fig. 5 is to implement example according to the disclosure one, illustrates the function block schematic diagram of positioning transmit-receive cell.
Fig. 6 is to implement example according to the disclosure one, illustrates the function block schematic diagram of positioning transmit-receive cell.
Fig. 7 is to implement example according to the disclosure one, illustrates the schematic diagram of positioning transmit-receive cell.
Fig. 8 is to implement example according to the disclosure one, illustrates the one of which application schematic diagram of visible ray alignment system.
【Symbol description】
100：Visible ray alignment system 320:Power supply unit
102:Instrument and equipment 322:Microcontroller
104:Personnel 324:Wireless transceiver
106:Position transmit-receive cell 326:Demodulator of PM signal PM
106a:Photo-electric conversion element 327:Micro-control unit
108:Light fixture 328:Motion sensor
110:Server 330:Sound transducer
150:Display panel 332:Optical sensor
152:Building 400:Building
200:Micro-control unit (MCU) 402:Medical care station
202:Identification code sets interface
204:Position data
206:Lamp driver
208:Light emitting diode
210:Power supply
230:Sintering
240:End zone
250:Data field
300:Visible ray alignment system
302:Photo-sensitive cell
304:Power supply
306:Micro-control unit
308:Wireless transceiver
310:Antenna
312:Server
314:Surveillance center
Embodiment
The disclosure proposes the mechanism of visible light-seeking, and it, can using the illuminator of fixed position of having in space is set
To provide the reference point of position, so that instrument and equipment or personnel position in space.
The light fixture of the disclosure for example using the light emitting species for controlling light fixture, produces the optical signal of impulse form, uses and send
The specific identification code of light fixture.Connect in addition by the positioning transmit-receive cell that can be arranged on moveable instrument and equipment or personnel
Receive neighbouring corresponding light fixture identification code.In this, positioning transmit-receive cell itself also has another identification code.Then, positioning transmitting-receiving member
The identification code of the identification code of light fixture and positioning transmit-receive cell itself is sent to server by part, and it is, for example, the company of wireless network
Mode is connect, then server can is positioned transmit-receive cell is positioned, and then provides location information.
Some are lifted below and implements example to illustrate, but the disclosure is not limited to lifted implementation example.
Fig. 1 is to implement example according to the disclosure one, illustrates the schematic diagram of visible ray alignment system.Refering to Fig. 1, it is seen that light is fixed
Position system 100 can include an at least light fixture 108 (such as multiple light fixtures), at least one positioning transmit-receive cell 106 and server
110.Server 110 is, for example, cloud server.Each light fixture 108 is arranged on ad-hoc location and has the first identification code, example
As being respectively id1, id2, id3..., idL.Implement example one, light fixture 108 is provided in consolidating on the ceiling of the interior space
Positioning is put, and in addition to providing and illuminating, also provides the reference position of positioning.Open state is presented for example by control in light fixture 108
Or off status, therefore produce bright or dark state.So with selected signal form, it is, for example, impulse form, launches lamp
First identification code of tool.Each positioning transmit-receive cell 106 has the second identification code IDn, herein only with a positioning transmitting-receiving member
Exemplified by part 106, and in practical application, its quantity is usually multiple but not limited, and it is determined according to needing.
In this, " off status " of light fixture may generally refer to completely closed state.But according to positioning transmit-receive cell 106
Demodulation ability, can also need not be and completely close, but dim state, as long as it can be distinguished " open state ".Also
It is that can show high level and low level differentiation.
Positioning transmit-receive cell 106 can be only fitted on moveable instrument and equipment or with personnel 104.Instrument and equipment
102 for example for medical care station, can include the instrument such as physiological monitor, fetal ultrasound ripple monitor, perfusion pumping, blood-glucose meter
At least one of device.The mode with personnel 104 is configured on positioning transmit-receive cell 106, e.g. positions transmit-receive cell 106
It can be configured on identification card or other objects that personnel 104 carry with.
Positioning the implementation example of the thin portion framework of transmit-receive cell 106 can describe in further detail below.Substantially, positioning transmitting-receiving
Element 106 includes receiving element, movably receive the correspondence of these the first identification codes first, and demodulate this first identification
Code.Positioning transmit-receive cell 106 also includes wireless receiving and dispatching element, to by the first identification code idiAnd the second identification code IDn, transmission
To a receiving terminal.This receiving terminal is, for example, wireless network receiving terminal, therefore may be coupled to server 110.
Server 110 obtains the first identification code id by receiving terminaliAnd the second identification code IDn, use to positioning transmitting-receiving member
Part 106 is positioned in space defined in light fixture 108.
The connected mode such as by wireless network of server 110, receiving the first identification code idiAnd second identification
Code IDnAfterwards, being obtained according to database has the first identification code idiLight fixture position, to judge the second identification code IDnResiding
Position.Implement example one, server 110 more can be by the second identification code IDnData send the display surface of Surveillance center to
Plate 150, the position of building 152 is corresponded to, indicate positioning transmit-receive cell 106 or carry positioning transmit-receive cell 106
The relative position of the corresponding building 152 of personnel 104.
Further illustrate following with multiple implementation examples.First to position the configuration mode of transmit-receive cell 106 to illustrate,
Fig. 2 is to implement example according to the disclosure one, illustrates the various configurations schematic diagram of positioning transmit-receive cell.Position transmit-receive cell
106 can be arranged in operation system anywhere in general, as long as it can receive the light that light fixture 108 is sent,
And demodulate the first identification code.And in practical application, it is relatively to need to monitor at any time for loose impediment.Cause
This, positioning transmit-receive cell 106 implements example one, can be arranged on instrument and equipment 102 (referring to Fig. 1).Other configuration sides
Formula can for example be combined (referring to Fig. 2) with safety cap, be carried at any time by personnel 104.In another example instrument and equipment 102 can also be people
The identification card (referring to Fig. 2) that member 104 carries with, and be also provided with positioning transmit-receive cell 106 on identification card.That is, positioning
The set-up mode of transmit-receive cell 106 is provided in the loose impediment to be monitored.Fig. 2 set-up mode is only to implement model
Example, rather than for limiting the scope of the present disclosure.
Fig. 3 is to implement example according to the disclosure one, illustrates the function block schematic diagram of light fixture 108.Refering to Fig. 3, with regard to this public affairs
The function for the light fixture 108 opened, it can include micro-control unit (micro control unit, MCU) 200 as in control
The heart.Identification code setting interface 202 allows to set the identification code of its own to light fixture 108.For convenience of description, the identification of light fixture 108
Code is also referred to as the first identification code (id).Implement example, content of the micro-control unit 200 according to the first identification code, Ke Yizhuan one
Change bit string into, it is, for example, the data for including 8.Light fixture 108 has multiple light-emitting components 208, such as can be light-emitting diodes
Pipe 208, but it is not limited to light emitting diode 208.By the bright state (open state) of pulse signal regulation and control light emitting diode 208
With dark state (off status), wherein, the bit string of corresponding first identification code of the pulse signal.Namely implement example, micro-control one
The position data 204 that unit 200 processed provides the first identification code can be according to position data to lamp driver 206, lamp driver 206
204 " 0 " and " 1 ", driving current is produced to light emitting diode 208, and according to the dark state of SECO light emitting diode 208
With bright state, the content of its corresponding first identification code.In addition, power supply 210 provides micro-control unit 200 and lamp driver 206
Electric power Deng required for.
The implementation example of the disclosure is to transmit the first identification code using the dark state of light fixture 108 and the mechanism of bright state
Content.One is more lifted below and implements example, and the first identification code is sent using Manchester (Manchester) coded format.
Fig. 4 is to implement example according to the disclosure one, illustrates the signal form schematic diagram of Manchester's code form.Refering to figure
4, it is using the data of multidigit as a data field 250 that Manchester's code form, which shows, and it is, for example, the data field 250 of 8.In number
According to having a sintering 230, and the end zone 240 behind data field 250 before area 250.It is, sintering 230 with
End zone 240 defines data field 250.With the data instance of 8, data field 250 can include 8 cycles.Each in cycle institute
" 0 " or " 1 " represented is determined by the transition mode of centre.Such as it is " 0 " to be gone to low level by high level and represented, and by low
It is " 1 " that level, which goes to high level and represented,.The position data of Fig. 4 implementation example are [11111111].The identification code of light fixture 108 can be held
Supervention goes out, but because change frequency is high, the flicker of illumination will not be substantially caused for human eye.
By being described above it will be seen that, for illuminating visible ray light fixture, using control its bright state and dark state come
The high level and low level of corresponding position data, it is possible to realize the function of sending position data.
Then continue to description positioning transmit-receive cell and the mode being connected with server.Fig. 5 is implemented according to the disclosure one
Example, the schematic diagram for illustrating the function block of positioning transmit-receive cell and being connected with server.Refering to Fig. 5, it is that visible ray is determined
The function structure of the positioning transmit-receive cell 106 of position system 300 and rear end and server 312 and the connection of Surveillance center 314.It is fixed
Position transmit-receive cell 106 implements example one, can include photo-sensitive cell 302, power supply 304, micro-control unit (MCU) 306, wireless
Transceiver 308 and antenna 310.Power supply 304 is, for example, battery, is positioned with providing in transmit-receive cell 106 required for each part
Electric power.Photo-sensitive cell 302 is, for example, light sensitive diode or the element of other identity functions.Photo-sensitive cell 302 senses corresponding
" the bright state " and " dark state " for the light that light fixture 108 is sent.Micro-control unit (MCU) 306 will according to the predetermined clock cycle
" bright state " demodulates the first identification code (such as Fig. 1 id with " dark state "i) content.In addition, positioning transmit-receive cell 106 itself
Also there is the second identification code (such as Fig. 1 IDn).This first identification code is with the second identification code by wireless transceiver 308 and antenna
310 are connected to server 312.In this, the connection of positioning transmit-receive cell 106 and server 312 is not limited to specific mode.
Server 312 is the application for belonging to rear end.Server 312 is according to the first identification code received, by database
The position set by the light fixture with the first identification code can be learnt, and further calculates the positioning with the second identification code and receives
The position of element 106 is sent out, reaches the function of positioning.Afterwards, server 312 can send positional information to Surveillance center
314, make overall management, can will wherein at least position the structure of the relative building of action of transmit-receive cell 106, instant playback in
On monitoring screen.With regard to the position of personnel, its for example can with whether learn personnel in dangerous warning region etc., in favor of prison
Grasp personnel's trend, and the state of local environment in control center 314.
In addition, if positioning transmit-receive cell 106 is in the intersection region of two or more light fixtures 108, then may connect simultaneously
Receive two or optical signal that more light fixture 108 is sent.The micro-control unit (MCU) 306 of positioning transmit-receive cell 106 for example can
Intensity according to signal is recognized, according to light fixture 108 corresponding to the rule decision of setting.The disclosure is not limited to the decision of positioning
Mode.In another example because light fixture 108 is generally very close to, therefore the light fixture that previous sensor can also be maintained to arrive, and when leaving previously
The light fixture of sensing, the scope that essence enters another light fixture just convert, and ignore the situation in the intersection region of light fixture 108.
Positioning transmit-receive cell 106 can also have more detection functions, to provide more monitoring informations.Describe below
Another change for implementing example.Fig. 6 is to implement example according to the one of the disclosure, illustrates the function block signal of positioning transmit-receive cell
Figure.Refering to Fig. 6, positioning transmit-receive cell 106 can include power supply unit 320, microcontroller 322, demodulator of PM signal PM 326, nothing
Line transceiver 324, optical sensor 332, sound transducer 330 and motion sensor 328.Microcontroller 322 and signal solution
Device 326 is adjusted to be integrated into micro-control unit 327, it includes the function of the micro-control unit (MCU) 306 such as Fig. 5.It is wireless to receive
Send out device 324 effect can also corresponding diagram 5 wireless transceiver 308.The effect of optical sensor 332 can also corresponding diagram 5
Photo-sensitive cell 302.Therefore, the positioning transmit-receive cell 106 of the present embodiment includes previous such as Fig. 5 positioning transmit-receive cell 106
Framework and function.However, this implementation example can be further added by sound transducer 330 or motion sensor 328, and or both.
Sound transducer 330 or motion sensor 328 are also to be connected with demodulator of PM signal PM 326, to obtain sensing signal.Wherein, sound
Sensor 330 can be used to the ambient sound of the sensing positioning local environment of transmit-receive cell 106, such as judge whether alarming sound
Sound, or unexpected sound equipment etc., by location information, danger or the accident of burst can be grasped immediately.Motion sensor
328 can be used to offer and judge whether that abnormal motion occurs, for example, carrying positioning transmit-receive cell 106 needs to strengthen the disease of monitoring
Suffer from personnel, probably due to burst the state of an illness and produce abnormal motion behavior, e.g. fall, and or sudden cardiac disease shake
Deng.Motion sensor 328 contributes to Surveillance center to grasp position and the condition of sufferer personnel immediately.
Using the visible ray alignment system of the disclosure, there can be various application mode.Implement example one, the disclosure can
Handed over to the next shift with applying in medical care in alignment system, can be comprising the management to light fixture, the management to personnel and object, device location
Analysis and trajectory analysis, the control of alert zone etc..In addition, by the technology of the disclosure, light fixture and/or equipment can also be detected
Whether failure.
The disclosure can also be for example applied in guiding and record system in emergency center or Physical Examination Center, including to lamp
The management of tool, the management to personnel and object, patient's trajectory analysis, residence time etc. at time record and each station.
The disclosure can also be for example applied in workmen's alignment system, including management to light fixture, boundary of works area are set
Fixed, warning region setting, personnel's trajectory analysis, time record, warning region control and alarm detection etc..
However, the application of the disclosure is not limited to lifted implementation example, actual application can be according to the positioning of the disclosure
Technology, and be incorporated into various compatible systems, strengthen positioning and monitoring function, particularly indoors in environment, light fixture is must
The facility wanted, it can directly provide the positioning of personnel or object.
The further design variation on positioning transmit-receive cell 106, photoelectricity can also be increased to the consideration of power consumption
The function of conversion.Fig. 7 is to implement example according to the disclosure one, illustrates the schematic diagram of positioning transmit-receive cell.Refering to Fig. 7, positioning is received
Hair element 106 can also set photo-electric conversion element 106a.Because positioning transmit-receive cell 106 is typically at lighting environment, its
Except the light that receiving light is sent, or even sunlight may also be received.Therefore, photo-electric conversion element 106a is, for example, solar energy
Battery, electric energy can be converted light energy into, to provide the overall use for positioning transmit-receive cell 106.Therefore, transmit-receive cell is positioned
106 power supply can be supplemented, and increase usage time.If also, in the environment of brightness, it might even be possible to take completely
For the power supply 304 of the battery type of general non-solar.
Fig. 8 is to implement example according to the disclosure one, illustrates the one of which application schematic diagram of visible ray alignment system.Refer to
Fig. 8, by taking a floor of hospital as an example, it includes the medical care station 402 in the building 400 in the ward that is connected and center.Building
It is corridor between 400.Medical personnel may push instrument and equipment and leave medical care station 402 handles customary affairs to ward.Positioning is received
Hair element 106 may be provided on instrument and equipment or be carried by medical personnel.According to time and position, can learning configuration, this is fixed
The position instrument of transmit-receive cell 106 or the track of personnel, and the information such as the time in its stop ward.If coordinate such as Fig. 6
Function, then it can more monitor the ambient condition in its residing region etc..
In addition for visible light-seeking method, the disclosure, which provides a kind of visible ray localization method, to be included setting an at least lamp
Having in a space, each of which light fixture is arranged on ad-hoc location and has the first identification code, and with selected signal form
Launch first identification code；In on movable body, each of which positioning transmit-receive cell has configuration positioning transmit-receive cell
Second identification code, including the use of receiving element, first identification code of the close light fixture is movably received, and demodulate and be somebody's turn to do
First identification code；And wireless receiving and dispatching element is used, by first identification code and second identification code, to send one to and connect
Receiving end.In addition, by the receiving terminal, the wireless receiving and dispatching element and server are coupled, the wherein server obtains first identification
Code and second identification code, use and the positioning transmit-receive cell are positioned in the space defined in the light fixture.
Implement example one, for foregoing visible ray localization method, the signal form of the light fixture is produced with impulse form
Open state and off status, use the long numeric data for launching first identification code.
Implement example one, for foregoing visible ray localization method, the signal form of the light fixture is according to Manchester
(Manchester) impulse form of coded format produces open state and off status, uses the long number for launching first identification code
According to.
Implement example one, for foregoing visible ray localization method, the receiving element is according to the signal form, according to every
One light fixture sends the bright dark change type of light, demodulates first identification code.
Implement example one, for foregoing visible ray localization method, the receiving element includes optical sensor, the corresponding one
The light fixture send the bright and dark change type of light, demodulate first identification code.
Implement example one, for foregoing visible ray localization method, the receiving element includes light sensitive diode.
Implement example one, for foregoing visible ray localization method, the positioning transmit-receive cell also includes a photoelectric conversion element
Part, the luminous energy received is converted into electric energy, used for the positioning transmit-receive cell.
Implement example one, for foregoing visible ray localization method, the photo-electric conversion element includes solar cell.
Implement example one, for foregoing visible ray localization method, the positioning transmit-receive cell also includes sound sensing element,
The sensing result of the wherein sound sensing element is also passed to server, and it can for example analyze position residing for the positioning transmit-receive cell
Whether put has abnormal warning sound.
Implement example one, for foregoing visible ray localization method, the positioning transmit-receive cell also includes motion sensing element,
The sensing result of the wherein motion sensing element is also passed to server, and it can for example analyze whether the positioning transmit-receive cell is sent out
Raw abnormal operation.
In summary, the visible ray alignment system and localization method of the disclosure, be by regulation and control lamp luminescence form and
Its specific first identification code is sent, the optical signal of the receiving light of transmit-receive cell 106 is positioned and demodulates its first identification code, and
The second identification code of transmit-receive cell 106 will be positioned simultaneously, server be sent to, to be positioned and environmental monitoring.The disclosure can
With space indoors, positioned using the position of light fixture.Thereby, can be applicable in other application systems, to provide positioning
With the function of monitoring.
Although the disclosure is disclosed as above with embodiment, so it is not limited to the disclosure, and those skilled in the art exist
Do not depart from spirit and scope of the present disclosure, when can make a little change and retouching, therefore the protection domain of the disclosure is appended when regarding
Claims confining spectrum is defined.
Claims (20)
- A kind of 1. visible ray alignment system, it is characterised in that including：An at least light fixture, the light fixture are arranged on ad-hoc location and have the first identification code, and are launched with selected signal form Go out first identification code；At least one positioning transmit-receive cell, the positioning transmit-receive cell have the second identification code, including:Receiving element, first identification code is movably received, and demodulate first identification code；AndWireless receiving and dispatching element, by first identification code and second identification code, to send receiving terminal to；AndServer, coupled by the receiving terminal and the wireless receiving and dispatching element, obtain first identification code and second identification code, Use and the positioning transmit-receive cell is positioned in space defined in the light fixture.
- 2. visible ray alignment system as claimed in claim 1, it is characterised in that the signal form of the wherein light fixture is with pulse Form produces open state and off status, uses the long numeric data for launching first identification code.
- 3. visible ray alignment system as claimed in claim 1, it is characterised in that the signal form of the wherein light fixture is according to graceful The impulse form of Che Site (Manchester) coded format produces open state and off status, uses and launches first identification code Long numeric data.
- 4. visible ray alignment system as claimed in claim 1, it is characterised in that wherein the receiving element is according to the signal shape Formula, the bright dark change type of light is sent according to each light fixture, demodulates first identification code.
- 5. visible ray alignment system as claimed in claim 1, it is characterised in that wherein the receiving element includes optical sensor, The light fixture of the correspondence one sends the bright and dark change type or the open state of the light fixture and the switching class of off status of light Type, demodulate first identification code.
- 6. visible ray alignment system as claimed in claim 1, it is characterised in that wherein the receiving element includes photosensitive two pole Pipe.
- 7. visible ray alignment system as claimed in claim 1, it is characterised in that wherein the positioning transmit-receive cell also includes photoelectricity Conversion element, the luminous energy received is converted into electric energy, used for the positioning transmit-receive cell.
- 8. visible ray alignment system as claimed in claim 7, it is characterised in that wherein the photo-electric conversion element includes solar energy Battery.
- 9. visible ray alignment system as claimed in claim 1, it is characterised in that the positioning transmit-receive cell also includes sound sensing Element, the sensing result of the wherein sound sensing element are sent to the server.
- 10. visible ray alignment system as claimed in claim 1, it is characterised in that the positioning transmit-receive cell also includes kinesthesia Element is surveyed, the sensing result of the wherein motion sensing element is sent to the server.
- A kind of 11. visible ray localization method, it is characterised in that including：An at least light fixture is set to be arranged on ad-hoc location in a space, the wherein light fixture and there is the first identification code, and with choosing Fixed signal form launches first identification code；For configuration positioning transmit-receive cell on an object, the positioning transmit-receive cell has the second identification code, including:Receiving element receives first identification code, and demodulates first identification code；AndWireless receiving and dispatching element transmits first identification code and second identification code to receiving terminal；AndBy the receiving terminal, couple the wireless receiving and dispatching element and server, wherein the server obtain first identification code and Second identification code, use and the positioning transmit-receive cell is positioned in the space defined in the light fixture.
- 12. visible ray localization method as claimed in claim 11, it is characterised in that the signal form of the wherein light fixture is with arteries and veins Rush form and produce open state and off status, use the long numeric data for launching first identification code.
- 13. visible ray localization method as claimed in claim 11, it is characterised in that the signal form of the wherein light fixture is basis The impulse form of Manchester (Manchester) coded format produces open state and off status, uses and launches first identification code Long numeric data.
- 14. visible ray localization method as claimed in claim 11, it is characterised in that wherein the receiving element is according to the signal Form, the bright dark change type or the open state of the light fixture and the switching class of off status of light are sent according to each light fixture Type, demodulate first identification code.
- 15. visible ray localization method as claimed in claim 11, it is characterised in that wherein the receiving element includes light sensing Device, to should light fixture send the bright and dark change type of light, demodulate first identification code.
- 16. visible ray localization method as claimed in claim 11, it is characterised in that wherein the receiving element includes photosensitive two pole Pipe.
- 17. visible ray localization method as claimed in claim 11, it is characterised in that wherein the positioning transmit-receive cell also includes light Electric transition element, the luminous energy received is converted into electric energy, used for the positioning transmit-receive cell.
- 18. visible ray localization method as claimed in claim 17, it is characterised in that wherein the photo-electric conversion element includes the sun Can battery.
- 19. visible ray localization method as claimed in claim 11, it is characterised in that wherein the positioning transmit-receive cell also includes sound Sound sensing element, the sensing result of the wherein sound sensing element are sent to the server.
- 20. visible ray localization method as claimed in claim 11, it is characterised in that wherein the positioning transmit-receive cell also includes fortune Dynamic sensing element, the sensing result of the wherein motion sensing element are sent to the server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810283847.3A CN108648427A (en) | 2016-04-08 | 2017-07-12 | Visible light positioning system and positioning method |
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| US201662319812P | 2016-04-08 | 2016-04-08 | |
| TW105123375 | 2016-07-25 | ||
| TW105123375A TWI625535B (en) | 2016-04-08 | 2016-07-25 | Positioning system and positioning method by visible light |
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| CN201810283847.3A Division CN108648427A (en) | 2016-04-08 | 2017-07-12 | Visible light positioning system and positioning method |
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| CN201810283847.3A Pending CN108648427A (en) | 2016-04-08 | 2017-07-12 | Visible light positioning system and positioning method |
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| CN115327479A (en) * | 2022-10-17 | 2022-11-11 | 东南大学溧阳研究院 | Visible light positioning method based on novel hybrid positioning receiver and lamp reference point |
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| CN109887444A (en) * | 2019-04-18 | 2019-06-14 | 广东几米星联通讯有限公司 | A kind of explaining information playback method, explanation equipment and introduction system |
| CN113985390B (en) * | 2021-12-28 | 2022-05-17 | 广州市浩洋电子股份有限公司 | Optical positioning system and light following method |
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Also Published As
| Publication number | Publication date |
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| TW201816418A (en) | 2018-05-01 |
| TW201736860A (en) | 2017-10-16 |
| TWI655446B (en) | 2019-04-01 |
| TWI625535B (en) | 2018-06-01 |
| CN108648427A (en) | 2018-10-12 |
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