CN105450298A - Multidirectional optical positioning method and device - Google Patents
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- CN105450298A CN105450298A CN201410418021.5A CN201410418021A CN105450298A CN 105450298 A CN105450298 A CN 105450298A CN 201410418021 A CN201410418021 A CN 201410418021A CN 105450298 A CN105450298 A CN 105450298A
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Abstract
The invention provides a multidirectional optical positioning method and device, especially a signal transmitting and positioning method for visible light communication and a device implementing the same. The device comprises a light transmission plate the surface of which is provided with multiple different light conversion layers. The multiple different light conversion layers are arranged along a single axial direction. A light-emitting unit at the incident side of the light transmission plate projects light onto the surface of the light transmission plate in order that the light passes through the multiple different light conversion layers and a plenty of emissive light with different physical effects are emitted from the emissive side of the light transmission plate. A sensor at the emissive side of the light transmission plate is used for receiving the emissive light. Consequently, the position of the sensor can be determined according to the degrees of the physical effects of the light such that the positioning accuracy of a visible light communication signal is enhanced and the application variety of the visible light communication is improved.
Description
Technical field
The present invention relates to a kind of multidirectional optical positioning method and device thereof, refer to especially and be a kind ofly applied to the Signal transmissions of visible ray communication and the method for signal framing, particularly relate to the optical thin film of the signal framing accuracy promoting visible ray communication, and relate to the device of the signal framing accuracy promoting visible ray communication by means of the method.
Background technology
Visible ray communication (VisibleLightCommunication, VLC), it is a kind of wireless communication technique adopting the electromagnetic wave of visible light wave range to carry out data transmission, have that frequency is high, frequency range is large, disturb without EMI, frequency band is free, fail safe is high and the advantage such as low cost, and with illumination and the advantage of communication, can be applicable to the numerous areas such as indoor wireless online, indoor positioning, local-area network, seabed communication and inter-vehicle communication at present, for the emphasis of research and development is done one's utmost by academia and enterprise.
Above-mentioned visible ray mechanics of communication is be used as medium of communication with the visible ray of wavelength between 400 to 800THz at present, and using air as transmission medium.In practical application, rely on fluorescent lamp or light-emitting diode (LightEmittingDiode, etc. LED) electronically controlled light emitting source is adopted, send at a high speed and bright, that back light is bright light signal carrys out data transmission, and can in response to the demand of different wavelength of light, remove adjustment transmitting terminal and receiving terminal: and, can during throwing light on data transmission, when particularly using white light LEDs, because the light modulation rate of white light LEDs is very high, the flicker of the complete imperceptible light of human eye, therefore can produce the ability of illumination and data transmission simultaneously.More can be applicable to such as: indoor and outdoor lighting, simulated log, TV, computer screen, digital still camera, Smartphone etc., can both reach luminous, the effect of illumination and information transmission.
According to this, because visible ray communication has the ability of free transmitting optical signal in atmosphere, therefore the interference even preventing external electromagnetic ripple can be reduced, especially in hospital, aircraft cabin or oil plant, radio-frequency communication is forbidden, if but use visible ray communication, just do not worry the problem affecting Medical Devices or flight security, fully compensate for the inconvenience of microwave wireless communication on using.
Traditional visible ray communication device, can include luminescence unit and a transducer in an employing electronic illuminating source, this luminescence unit is in order to the signal that emits beam, and transducer is in order to receive this light signal, again light signal is decoded into electronic signal subsequently, receives for other electronic installations and read.In addition, the form of this luminescence unit normally in light fixture, and most of light fixture all has the transparent light-passing board made with glass or plastic cement, the light signal that luminescence unit is sent is projected to the external world by this light-passing board.
Above-mentioned light signal, except can be used to transmission data and control data, more can provide the luminous position data of luminescence unit.But the minimum resolution of this luminous position data, is only the distance between luminescence unit and luminescence unit, cause the problem light emission direction of luminescence unit and the location accuracy of angle being difficult to lifting.And, be applied to the luminescence unit of visible ray communication at present, only provide single kind to comprise the light of the physical propertys such as wavelength, chromaticity coordinates, polarity or phase place, solution foregoing problems does not show and helps.
Summary of the invention
Whence is, main purpose of the present invention, namely be to provide a kind of multidirectional optical positioning method and device thereof, particularly relate to a kind of multidirectional optical positioning method sensing light emission direction and angle, and rely on the multidirectional optical positioning apparatus of the method sensing light emission direction and angle, to overcome in above-mentioned background technology, the minimum resolution of this luminous position data, be only the distance between luminescence unit and luminescence unit, cause the problem light emission direction of luminescence unit and the location accuracy of angle being difficult to lifting, and then the location accuracy of the signal of lifting visible ray communication.
For reaching above-mentioned object, multidirectional optical positioning method of the present invention, comprises:
One light-passing board is provided, and when allowing at least one incident ray penetrate into a radiation side by a light incident side of this light-passing board, produces most different ray in this radiation side along single axial arrangement; And
Re-use be positioned at this light-passing board radiation side a transducer, receive above-mentioned along single axial arrangement light, and according to this most different light physical action effect in various degree, judge the position of this transducer.
Wherein, this light-passing board has most different light conversion layer with its surface, to change the physical property penetrating light, and use this incident ray being positioned at this light-passing board light incident side, project towards this light-passing board, make this incident ray by this most different light conversion layer, and project the different ray of multiple physical action effect toward this light-passing board radiation side.
By means of above-mentioned, because this most different light conversion layer system arranges along the single axial on this light-passing board surface, and the different ray of these described physical action effects is made to be formed with the arrangement form of rule order.These described beamy physical action effects are different, namely represent these described beamy color and/or different color temperature, and these described rays can be the light signal containing data and control data.When use one luminescence unit produces this incident ray in the light incident side luminescence of light-passing board, and transducer position is when the radiation side of light-passing board, and the beamy physical action effect that this transducer receives in each position is not identical.Such as: the physical property this incident ray being accepted light conversion layer change is set to wavelength, when transducer moves change position, the light of single kind of wavelength can be received, also can receive the light of two kinds of adjacent wavelength simultaneously.So, the beamy light signal of various wavelength can be decoded into electronic signal, accept to supply external electronic and read.Meanwhile, according to received beamy wavelength, beamy direction and the angle of this luminescence unit can be judged, and then judge the relative position between this transducer and luminescence unit.Accordingly, to promote the location accuracy of the signal of visible ray communication, and promote the application polytropy of visible ray communication further.Certainly, the physical property that also this incident ray can be accepted light conversion layer change is set to chromaticity coordinates, polarity or phase place.
According to above-mentioned main method feature, wherein each light conversion layer on this light-passing board surface adopts most different nature of light transition material to be laid in this light-passing board surface respectively with fluorescence, phosphorescence, optical filtering or polarization plated film mode to be formed.So, due to aforementioned fluorescent, phosphorescence, optical filtering and polarization plated film with low cost, and technology maturation, except escapable cost, more can promote the qualification rate produced.
According to above-mentioned main method feature, this light-passing board and incident ray can be set to most groups, this transducer is made to receive most majority group ray organized incident ray and project via light-passing board, and according to the position of these described rays at this transducer of different physical properties comprehensive descision of diverse location.So, the ray that comparison multiple physical action effect is different can be relied on, and COMPREHENSIVE CALCULATING goes out positional information more accurately.
In addition, multidirectional optical positioning apparatus of the present invention, comprises:
One light-passing board, this light-passing board surface has the different light conversion layer that majority can change the physical property penetrating light, and this most different light conversion layer arranges along single axial;
One luminescence unit, be located at a light incident side of this light-passing board, and can at least one incident ray of this light-passing board surface projection, and making this incident ray by after this most different light conversion layer, the radiation side toward this light-passing board projects along single axial arrangement and the different multiple ray of physical action effect; And
One transducer, is located at the radiation side of this light-passing board, receive above-mentioned along single axial arrangement ray, and according to this most different light physical action effect in various degree, judge the position of this transducer.
Accordingly, to implement above-mentioned multidirectional optical positioning method, and then promote the location accuracy of signal and the application polytropy of visible ray communication.
According to above-mentioned key structural feature, this light conversion layer is arranged on light incident side surface and/or the radiation side surface of this light-passing board.
According to above-mentioned key structural feature, this most different light conversion layer system adopts most different nature of light transition material to lay and forms, and makes this most different light conversion layer be also single optical thin film.So, to save cost, and lifting produces qualification rate.
According to above-mentioned key structural feature, this optical thin film can be set to most groups, and one end of each group optical thin film is interconnected on an axle center, and the other end of each group optical thin film becomes radial arrangement based on this axle center.So, make each group of optical thin film be configured at each orientation in this axle center respectively, when the incident ray of luminescence unit is by each group of optical thin film, and when projecting ray, described ray more can provide the data in orientation, with the accuracy of promotion signal location.
According to above-mentioned key structural feature, this light-passing board and luminescence unit are set to most groups, this transducer is made to receive most majority group ray organized luminescence unit and project via light-passing board, and according to the position of these described rays at this transducer of different physical properties comprehensive descision of diverse location.So, the location accuracy of the signal of visible ray communication is further promoted.
According to above-mentioned key structural feature, this luminescence unit has the electronically controlled light emitting source of employing.
Compared to background technology, the present invention has following advantage in fact:
1. the visible ray of these shifted signals described in has independence, can not produce the problem of interference mutually; And, rely on the technical characteristic these described different light conversion layer being laid in light-passing board surface, angle and the positional information of all directions of giving out light can be increased, the exciting or changing of the different reflecting angle of light fixture itself and luminescence unit is arranged in pairs or groups, and coordinate the conversion of transmission of visible light in frequency, can by each ray of Information Embedding in different directions and orientation, to promote the setting accuracy of visible ray communication and application diversity.
2. due to aforementioned fluorescent, phosphorescence, optical filtering and polarization plated film with low cost, and technology maturation, can be set in the light-passing board surface of any light fixture, except escapable cost, more can promote the qualification rate produced.
3. when with organize more light-passing board and luminescence unit implement simultaneously time, this transducer can receive two adjoining shifted signals simultaneously, so can comparison many groups shifted signal, reaches positional information more accurately.
4. become radial configuration many groups optical thin film along single kernel, make shifted signal not only could provide direction and angle data, more can provide orientation data, the accuracy of signal framing is promoted more.
5. adopt light-emitting diode as the light emitting source of luminescence unit, make luminescence unit produce the advantage of light modulation rate height and long service life.
Accompanying drawing explanation
Fig. 1 is the configuration schematic diagram of present pre-ferred embodiments.
Fig. 2 is the process block diagram of the implementation step of Fig. 1.
Fig. 3 is the light-passing board of Fig. 1 and the stereo decomposing of light conversion layer.
Fig. 4 is the configuration schematic diagram of an additional example of Fig. 1.
Fig. 5 is the configuration schematic diagram of an additional example of Fig. 3.
Description of reference numerals: 1,10-light-passing board; 101-axle center; 11-light incident side; 12-radiates side; 20,20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h-optical thin film; 21-first light conversion layer; 22-second light conversion layer; 23-the 3rd light conversion layer; 24-the 4th light conversion layer; 25-the 5th light conversion layer; 26-the 6th light conversion layer; 3-luminescence unit; 30-light fixture; The original light signal of 40-; 41-first wave length shifted signal; 42-second wave length shifted signal; 43-three-wavelength shifted signal; 44-the 4th wavelength shift signal; 45-the 5th wavelength shift signal; 46-the 6th wavelength shift signal; 5-transducer; X-axially.
Embodiment
Refer to Fig. 1 and Fig. 2, disclose the configuration schematic diagram formula of present pre-ferred embodiments, and the process block diagram of method, by above-mentioned graphic explanation multidirectional optical positioning method of the present invention, comprise following implementation step:
Step S01: provide a light-passing board 1, this light-passing board 1 can be the transparent plate adopting glass or plastic material to make.
Step S02: adopt most different nature of light transition material (such as: rare earth doped material), in plated film modes such as fluorescence, phosphorescence, optical filtering or polarizations, be laid in this light-passing board 1 top and/or lower surface respectively, and lay the different light conversion layer of the most material of formation in this light-passing board 1 surface, this light conversion layer can change the physical property penetrating light.Such as: the first light conversion layer 21, second light conversion layer 22, the 3rd light conversion layer 23, the 4th light conversion layer 24, the 5th light conversion layer 25 and the 6th light conversion layer 26.And described first, second, third, fourth, the 5th and the 6th light conversion layer 21,22,23,24,25,26 sequentially arranges (coordinating shown in Fig. 3) along single axial X, even also described first, second, third, fourth, the 5th and the 6th light conversion layer 21,22,23,24,25,26 arranges along the horizontal axis X on this light-passing board 1 surface, and makes described first, second, third, fourth, the 5th and the 6th light conversion layer 21,22,23,24,25,26 and synthesize single optical thin film 20.These light-passing board 1 two sides are set to light incident side 11 and a radiation side 12 respectively, and described first, second, third, fourth, the 5th and the 6th light conversion layer 21,22,23,24,25,26 is arranged on light incident side 11 surface and the surface, radiation side 12 of this light-passing board 1.
Step S03: when allowing at least one incident ray penetrate into radiation side 12 by the light incident side 11 of this light-passing board 1, arranges along single axial X in the radiation side 12 of this light-passing board 1 and produces most different ray.Such as: use the luminescence unit 3 being positioned at the light incident side 11 of this light-passing board 1, at least one incident ray is projected to the optical thin film 20 on this light-passing board 1 surface, make incident ray simultaneously by these described the first, second, third, fourth, the 5th and the 6th light conversion layer 21,22,23,24,25,26, and project toward the radiation side of this light-passing board 1 and multiplely to arrange and the different ray of physical action effect along single axial X.
Specifically, this luminescence unit 3 has the electronically controlled light emitting source of employing, this light emitting source can include fluorescent lamp or light-emitting diode (LED), and luminescence unit 3 can be located at the inside of lighting lamp 30, and this light fixture 30 can be located at the ceiling bottom surface of indoor or outdoors.The incident ray that this luminescence unit 3 sends can be the light signal containing data and control data, and this light-passing board 1 can be set to bottom light fixture 30 in order to appearing beamy printing opacity plate below ceiling.
When luminescence unit 3 is luminous, the incident ray containing data and control data sent is defined as original light signal 40; When original light signal 40 is projected to light-passing board 1 surface, can downwards simultaneously by these described the first, second, third, fourth, the 5th and the 6th light conversion layer 21,22,23,24,25,26; Period, by means of the nature of light transition material of these described the first, second, third, fourth, the 5th and the 6th light conversion layer 21,22,23,24,25,26, convert original light signal 40 to multiple physical action effect different ray respectively, this physical action effect can comprise wavelength, chromaticity coordinates, the physical property such as polarity or phase place of light.
In this enforcement, this physical action effect for the wavelength of light for example, illustrate when original light signal 40 is by after light conversion layer, the wavelength of original light signal 40 can be changed.Therefore, most different light conversion layer is relied on to produce the different ray of multi-wavelength, and the different radiating light linear system of described wavelength is defined as wavelength shift signal, these described beamy wavelength are different, namely represent these described beamy colors and/or colour temperature mutually different.For example, this first light conversion layer 21 changes original light signal 40 becomes first wave length shifted signal 41, this second light conversion layer 22 changes original light signal 40 becomes second wave length shifted signal 42, 3rd light conversion layer 23 changes original light signal 40 becomes three-wavelength shifted signal 43, 4th light conversion layer 24 changes original light signal 40 becomes the 4th wavelength shift signal 44, 5th light conversion layer 25 changes original light signal 40 becomes the 5th wavelength shift signal 45, 6th light conversion layer 26 changes original light signal 40 becomes the 6th wavelength shift signal 46.This first, second, third, fourth, the 5th and the 6th wavelength shift signal 41,42,43,44,45,46 can be similar color at human eye, such as: this first, second, third, fourth, the 5th and the 6th wavelength shift signal 41,42,43,44,45,46 is all close gold-tinted, or the visible ray such as red, blue or green, but each beamy wavelength is not identical.
Then, above-mentioned first, second, 3rd, 4th, 5th and the 6th wavelength shift signal 41, 42, 43, 44, 45, 46 project simultaneously below light-passing board 1, due to described these first, second, 3rd, 4th, 5th and the 6th light conversion layer 21, 22, 23, 24, 25, 26 is arrange along the single horizontal axis X on light-passing board 1 surface, and make first, second, 3rd, 4th, 5th and the 6th wavelength shift signal 41, 42, 43, 44, 45, 46 are formed with rule arrangement form sequentially, and illuminating effect is produced to the space below ceiling.
Step S04: use and be positioned at the transducer 5 that this light-passing board 1 radiates side 12, receives the above-mentioned ray arranged along single axial X, and according to the different beamy physical action effect of this majority in various degree, judges the position of this transducer 5.It concrete enforcement is the space this transducer 5 is located at below light-passing board 1, make transducer 5 when static or movement, receive above-mentioned first, second, third, fourth, the 5th and/or the 6th wavelength shift signal 41,42,43,44,45,46 at any time.Thus, the beamy wavelength that this transducer 5 receives in each position is not identical, and when transducer 5 moves change position, the ray of single kind of wavelength can be received, also can receive the ray of two kinds of adjacent wavelength simultaneously, so can judge the position of this transducer 5 according to this beamy wavelength.
For example, when transducer 5 is static and when receiving first wave length shifted signal 41, first wave length shifted signal 41 can be transferred to a photoelectric signal transformation unit (drafting), become electronic signal with decoding, then this electronic signal exported supply external electronic (drafting) reception and read; Meanwhile, first wave length shifted signal 41 is transferred to an angle calculation unit (drafting).This angle calculation unit can store the position information of this first, second, third, fourth, the 5th and the 6th light conversion layer 21,22,23,24,25,26 in advance, make angle calculation unit according to the wavelength of light of this position information and first wave length shifted signal 41, judge light emission direction and the angle of this luminescence unit 3, and then judge the relative position between this transducer 5 and luminescence unit 3.This photoelectric signal transformation unit and angle calculation unit can module inner in transducer 5, or to be located at beyond transducer 5.This angle calculation unit also can be computer or controller.
When transducer 5 move to receive the 5th and the 6th wavelength shift signal 45,46 simultaneously time, 5th and the 6th wavelength shift signal 45,46 together can be transferred to this photoelectric signal transformation unit, and decoding becomes electronic signal, receive to supply external electronic and read; Simultaneously, 5th and the 6th wavelength shift signal 45,46 is together transferred to angle calculation unit, make angle calculation unit according to the wavelength of light of this position information, the 5th and the 6th wavelength shift signal 45,46, judge light emission direction and the angle of this luminescence unit 3, to judge the relative position between this transducer 5 and luminescence unit 3.Accordingly, to promote the location accuracy of the signal of visible ray communication, and promote the application polytropy of visible ray communication further.Improve in above-mentioned background technology, the minimum resolution of this luminous position data, is only the distance between luminescence unit and luminescence unit, causes the problem light emission direction of luminescence unit and the location accuracy of angle being difficult to lifting.
What must be illustrated is, also above-mentioned original light signal 40 can be accepted the physical action effect that light conversion layer changes, be set to the chromaticity coordinates of light, polarity, phase place or other character, and the chromaticity coordinates of foundation light, polarity, phase place or other character judge the position of this transducer 5.
Refer to Fig. 4, illustrate in a feasible embodiment, the incident ray of this light-passing board 1 and luminescence unit 3 can be set to most groups, the majority group ray that the incident ray making transducer 5 receive most group luminescence unit 3 projects via light-passing board 1, and according to the position of these described rays at this transducer 5 of different physical properties comprehensive descision of diverse location.So, the ray of the multiple physical action effect of comparison can be relied on, and COMPREHENSIVE CALCULATING goes out positional information more accurately.
Fig. 1 and Fig. 3 also discloses multidirectional optical positioning apparatus of the present invention, comprises light-passing board 1, luminescence unit 3 and a transducer 5.This light-passing board 1 surface has the different light conversion layer that majority can change the physical property penetrating light, and this most different light conversion layer arranges along single axial X.This luminescence unit 3 is located at a light incident side 11 of this light-passing board 1, and can at least one incident ray of this light-passing board 1 surface projection, and making this incident ray by after this most different light conversion layer, the radiation side 12 toward this light-passing board 1 projects and arranges and the different multiple ray of physical action effect along single axial X.The radiation side 12 of this light-passing board 1 is located at by this transducer 5, receives the above-mentioned ray arranged along single axial X, and according to the different beamy physical action effect of this majority in various degree, judges the position of this transducer 5.Accordingly, to implement above-mentioned multidirectional optical positioning method, and then promote the location accuracy of signal and the application polytropy of visible ray communication.All the other components composition and embodiment system are equal to above-described embodiment.
Refer to Fig. 5, illustrate in the embodiment revised at, this optical thin film 20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h can be set to most groups, one end of each group of optical thin film 20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h is interconnected on an axle center 101, and the other end of each group optical thin film 20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h is based on this 101 one-tenth, axle center radial arrangement, and the light conversion layer of this optical thin film 20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h is made to penetrate the arrangement of shape direction along this.So, each group of optical thin film 20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h is made to be configured at each orientation in this axle center 101 respectively, when the incident ray of luminescence unit 3 is by each group of optical thin film 20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h and light-passing board 10, and when projecting ray, described ray more can provide the data in orientation, with the accuracy of promotion signal location.All the other components composition and embodiment system are equal to above-described embodiment.
Compared to background technology, the present invention has following advantage in fact:
1. the visible ray of these shifted signals described in has independence, can not produce the problem of interference mutually; And, rely on the technical characteristic these described different light conversion layer being laid in light-passing board 1 surface, angle and the positional information of all directions of giving out light can be increased, and luminescence unit 3 is arranged in pairs or groups, different reflecting angle of light fixture 30 itself exciting or changing, and coordinate the conversion of transmission of visible light in frequency, can by each ray of Information Embedding in different directions and orientation, to promote the setting accuracy of visible ray communication and application diversity.
2. due to aforementioned fluorescent, phosphorescence, optical filtering and polarization plated film with low cost, and technology maturation, can be set in light-passing board 1 surface of any light fixture 30, except escapable cost, more can promote the qualification rate produced.
3. when with organize more light-passing board 1 and luminescence unit 3 implement simultaneously time, this transducer 5 can receive two adjoining shifted signals simultaneously, so can comparison many groups shifted signal, reaches positional information more accurately.
4. along single kernel 101 one-tenth radial configuration many groups optical thin film 20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h, shifted signal is made not only to could provide direction and angle data, more can provide orientation data, the accuracy of signal framing is promoted more.
5. adopt light-emitting diode as the light emitting source of luminescence unit 3, make luminescence unit 3 produce the advantage of light modulation rate height and long service life.
More than illustrate just illustrative for the purpose of the present invention; and nonrestrictive, those of ordinary skill in the art understand, when not departing from the spirit and scope that claim limits; many amendments, change or equivalence can be made, but all will fall within protection scope of the present invention.
Claims (23)
1. a multidirectional optical positioning method, is characterized in that, comprises:
One light-passing board is provided, and when allowing at least one incident ray penetrate into a radiation side by a light incident side of this light-passing board, produces most different ray in this radiation side along single axial arrangement; And
Re-use be positioned at this light-passing board radiation side a transducer, receive above-mentioned along single axial arrangement light, and according to this most different light physical action effect in various degree, judge the position of this transducer.
2. multidirectional optical positioning method according to claim 1, it is characterized in that: this light-passing board has most different light conversion layer with its surface, to change the physical property penetrating light, and use this incident ray being positioned at this light-passing board light incident side, project towards this light-passing board, make this incident ray by this most different light conversion layer, and project the different ray of multiple physical action effect toward this light-passing board radiation side.
3. multidirectional optical positioning method according to claim 2, is characterized in that: each light conversion layer on this light-passing board surface adopts most different nature of light transition material to be laid in this light-passing board surface respectively in fluorescence plated film mode to be formed.
4. multidirectional optical positioning method according to claim 2, is characterized in that: each light conversion layer on this light-passing board surface adopts most different nature of light transition material to be laid in this light-passing board surface respectively in phosphorescence plated film mode to be formed.
5. multidirectional optical positioning method according to claim 2, is characterized in that: each light conversion layer on this light-passing board surface adopts most different nature of light transition material to be laid in this light-passing board surface respectively in optical filtering plated film mode to be formed.
6. multidirectional optical positioning method according to claim 2, is characterized in that: each light conversion layer on this light-passing board surface adopts most different nature of light transition material to be laid in this light-passing board surface respectively in polarization plated film mode to be formed.
7. multidirectional optical positioning method according to claim 1 or 2 or 3 or 4 or 5 or 6, it is characterized in that: this light-passing board and incident ray are set to most groups, this transducer is made to receive most majority group ray organized incident ray and project via light-passing board, and according to the position of these described rays at this transducer of different physical properties comprehensive descision of diverse location.
8. a multidirectional optical positioning apparatus, is characterized in that, comprises:
One light-passing board, this light-passing board has the different light conversion layer that can change the physical property penetrating light, and this most different light conversion layer arranges along single axial;
One luminescence unit, be located at a light incident side of this light-passing board, and at least one incident ray can be projected to this light-passing board, and making this incident ray by after this most different light conversion layer, the radiation side toward this light-passing board projects along single axial arrangement and the different multiple ray of physical action effect; And
One transducer, is located at the radiation side of this light-passing board, receive above-mentioned along single axial arrangement ray, and according to this most different light physical action effect in various degree, judge the position of this transducer.
9. multidirectional optical positioning apparatus according to claim 8, is characterized in that: this light conversion layer is arranged on the light incident side surface of this light-passing board and at least one of radiation side surface.
10. multidirectional optical positioning apparatus according to claim 8 or claim 9, is characterized in that: these most different light conversion layer systems adopt most different nature of light transition material to lay and form.
11. multidirectional optical positioning apparatus according to claim 8 or claim 9, is characterized in that: this most different light conversion layer be single optical thin film.
12. multidirectional optical positioning apparatus according to claim 10, is characterized in that: this most different light conversion layer be single optical thin film.
13., according to optical positioning apparatus multidirectional described in claim 11, is characterized in that: this optical thin film is set to most groups, and one end of each group optical thin film is interconnected on an axle center, and the other end of each group optical thin film becomes radial arrangement based on this axle center.
14. multidirectional optical positioning apparatus according to claim 8 or claim 9, it is characterized in that: this light-passing board and luminescence unit are set to most groups, this transducer is made to receive most majority group ray organized luminescence unit and project via light-passing board, and according to the position of these described rays at this transducer of different physical properties comprehensive descision of diverse location.
15. multidirectional optical positioning apparatus according to claim 10, it is characterized in that: this light-passing board and luminescence unit are set to most groups, this transducer is made to receive most majority group ray organized luminescence unit and project via light-passing board, and according to the position of these described rays at this transducer of different physical properties comprehensive descision of diverse location.
16. according to optical positioning apparatus multidirectional described in claim 11, it is characterized in that: this light-passing board and luminescence unit are set to most groups, this transducer is made to receive most majority group ray organized luminescence unit and project via light-passing board, and according to the position of these described rays at this transducer of different physical properties comprehensive descision of diverse location.
17. according to optical positioning apparatus multidirectional described in claim 13, it is characterized in that: this light-passing board and luminescence unit are set to most groups, this transducer is made to receive most majority group ray organized luminescence unit and project via light-passing board, and according to the position of these described rays at this transducer of different physical properties comprehensive descision of diverse location.
18. multidirectional optical positioning apparatus according to claim 8 or claim 9, is characterized in that: this luminescence unit has and adopts electronically controlled light emitting source.
19. multidirectional optical positioning apparatus according to claim 10, is characterized in that: this luminescence unit has and adopts electronically controlled light emitting source.
20., according to optical positioning apparatus multidirectional described in claim 11, is characterized in that: this luminescence unit has the electronically controlled light emitting source of employing.
21., according to optical positioning apparatus multidirectional described in claim 13, is characterized in that: this luminescence unit has the electronically controlled light emitting source of employing.
22., according to optical positioning apparatus multidirectional described in claim 14, is characterized in that: this luminescence unit has the electronically controlled light emitting source of employing.
23., according to optical positioning apparatus multidirectional described in claim 15, is characterized in that: this luminescence unit has the electronically controlled light emitting source of employing.
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