CN109116340A - Localization method, positioning device and electronic tag - Google Patents
Localization method, positioning device and electronic tag Download PDFInfo
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- CN109116340A CN109116340A CN201811158863.6A CN201811158863A CN109116340A CN 109116340 A CN109116340 A CN 109116340A CN 201811158863 A CN201811158863 A CN 201811158863A CN 109116340 A CN109116340 A CN 109116340A
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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
- 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
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Abstract
Localization method, positioning device and electronic tag provided by the invention, are related to field of locating technology.Wherein, localization method includes: to receive the positioning signal that base station is sent by being set to the antenna of object to be positioned, and the location information of the antenna is calculated according to the positioning signal；Magnetic field sensing circuit by being set to the object to be positioned obtains the directional information of the object to be positioned；A corresponding vector is calculated, with the directional information according to the positional information to obtain the setting direction of the object to be positioned according to the vector.By the above method, the problem of wasting of resources present in existing location technology can be improved.
Description
Technical field
The present invention relates to field of locating technology, in particular to a kind of localization method, positioning device and electronic tag.
Background technique
In traditional location technology, object to be positioned is usually abstracted as a point, and by being located at where the point
The positioning label of position obtains corresponding location information.But it may need to know that object to be positioned is whole in some cases
Location information.Therefore, it is difficult to complete above-mentioned technical purpose using traditional location technology.
To solve above-mentioned technical problem existing for traditional location technology, in the prior art, generally by object to be positioned
Multiple positioning labels are arranged in each position on the surface of body, determine that object to be positioned is whole with the location information by multiple points
Location information.
Through inventor the study found that conventionally, as needing more positioning label to obtain object to be positioned
The location information of each point on surface, thus, there is positioning label the wasting of resources the problem of.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of localization method, positioning device and electronic tag,.
To achieve the above object, the embodiment of the present invention adopts the following technical scheme that
A kind of localization method, comprising:
Antenna by being set to object to be positioned receives the positioning signal that base station is sent, and is calculated according to the positioning signal
Obtain the location information of the antenna；
Magnetic field sensing circuit by being set to the object to be positioned obtains the directional information of the object to be positioned；
A corresponding vector is calculated, with the directional information according to the positional information to obtain institute according to the vector
State the setting direction of object to be positioned.
In the embodiment of the present invention preferably selects, in above-mentioned localization method, further includes:
Obtain the object model constructed in advance for the object to be positioned；
The space usage data of the object to be positioned is calculated according to the setting direction and object model.
In the embodiment of the present invention preferably selects, in above-mentioned localization method, further includes:
Obtain the object model constructed in advance for the object to be positioned；
The setting direction and object model are sent to an electronic equipment of communication connection, so that the electronic equipment can
The space usage data of the object to be positioned is calculated according to the setting direction and object model.
In the embodiment of the present invention preferably selects, in above-mentioned localization method, described obtain is directed to the object to be positioned
The step of object model that body constructs in advance includes: the two-dimensional bodies model for obtaining and constructing in advance for the object to be positioned；
The space usage data that the object to be positioned is calculated according to the setting direction and object model
Step includes: to occupy number according to the two-dimensional space that the object to be positioned is calculated in the setting direction and two-dimensional bodies model
According to.
In the embodiment of the present invention preferably selects, in above-mentioned localization method, described obtain is directed to the object to be positioned
The step of object model that body constructs in advance includes: the three-dimensional object model for obtaining and constructing in advance for the object to be positioned；
The space usage data that the object to be positioned is calculated according to the setting direction and object model
Step includes: to occupy number according to the three-dimensional space that the object to be positioned is calculated in the setting direction and three-dimensional object model
According to.
The embodiment of the invention also provides a kind of positioning devices, comprising:
Position information acquisition module receives the positioning that base station is sent for the antenna by being set to object to be positioned and believes
Number, and the location information of the antenna is calculated according to the positioning signal；
Directional information obtains module, and it is undetermined to obtain this for the magnetic field sensing circuit by being set to the object to be positioned
The directional information of position object；
Setting direction computing module, for be calculated according to the positional information with the directional information corresponding one to
Amount, to obtain the setting direction of the object to be positioned according to the vector.
In the embodiment of the present invention preferably selects, in above-mentioned positioning device, further includes:
Object model obtains module, for obtaining the object model for being directed to the object to be positioned and constructing in advance；
Data computation module is occupied, for the object to be positioned to be calculated according to the setting direction and object model
Space usage data.
In the embodiment of the present invention preferably selects, in above-mentioned positioning device, further includes:
Object model obtains module, for obtaining the object model for being directed to the object to be positioned and constructing in advance；
Parameter sending module, for the setting direction and object model to be sent to an electronic equipment of communication connection,
So that the space hold of the object to be positioned can be calculated in the electronic equipment according to the setting direction and object model
Data.
The embodiment of the invention also provides a kind of electronic tags, comprising:
It is set to the antenna of object to be positioned；
It is set to the magnetic field sensing circuit of the object to be positioned；
The processor being separately connected with the antenna and the magnetic field sensing circuit, for receiving base station by the antenna
The location information of the antenna is calculated according to the positioning signal, and passes through the magnetic field sensing electricity for the positioning signal of transmission
Road obtains the directional information of the object to be positioned, to be calculated corresponding one with the directional information according to the positional information
Vector, to obtain the setting direction of the object to be positioned according to the vector.
In the embodiment of the present invention preferably selects, in above-mentioned electronic tag, the antenna, magnetic field sensing circuit and
Processor is integrated in one.
Localization method, positioning device and electronic tag provided by the invention, the positioning signal sent by base station is to obtain
Corresponding location information, and corresponding directional information is obtained by magnetic field sensing circuit, the location information being then based on and
Directional information obtains a vector to obtain the setting direction of object to be positioned (for example, length direction is set along the southeast to direction northwest
Set), to largely obtain the Global Information of object to be positioned, deposited so as to improve due to using existing location technology
The wasting of resources the problem of.
Further, it by obtaining the object model that constructs in advance, and based on obtained setting direction, can calculate pair
The space usage data of object to be positioned is answered, to realize the acquisition of object integral position information to be positioned, is avoiding electronics mark
The resource of label there are problems that on the basis of waste, moreover it is possible to avoid causing since object to be positioned is irregular even if using more
Electronic tag be also difficult to the problem of completely obtaining location information.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
Fig. 1 is the application schematic diagram of positioning system provided in an embodiment of the present invention.
Fig. 2 is the structural block diagram of electronic tag provided in an embodiment of the present invention.
Fig. 3 is the flow diagram of localization method provided in an embodiment of the present invention.
Fig. 4 is another flow diagram of localization method provided in an embodiment of the present invention.
Fig. 5 is another flow diagram of localization method provided in an embodiment of the present invention
Fig. 6 is the structural block diagram of positioning device provided in an embodiment of the present invention.
Fig. 7 is another structural block diagram of positioning device provided in an embodiment of the present invention.
Fig. 8 is another structural block diagram of positioning device provided in an embodiment of the present invention.
Icon: 10- electronic tag；12- processor；14- antenna；16- magnetic field sensing circuit；18- memory；30- is undetermined
Position object；The base station 40-；100- positioning device；110- position information acquisition module；130- directional information obtains module；150- is set
Set directions calculation module；170- object model obtains module；191- occupies data computation module；193- parameter sending module.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment only
It is a part of the embodiments of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings
The component of embodiment can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.In description of the invention
In, term " first ", " second ", " third ", " the 4th " etc. are only used for distinguishing description, and should not be understood as only or imply opposite
Importance.
In the description of the present invention unless specifically defined or limited otherwise, term " setting ", " connected ", " connection " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The connection in portion.For the ordinary skill in the art, the tool of above-mentioned term in the present invention can be understood with concrete condition
Body meaning.
As depicted in figs. 1 and 2, the embodiment of the invention provides a kind of electronic tags 10, may include processor 12, antenna
14 and magnetic field sensing circuit 16.Wherein, the processor 12 connects respectively with the antenna 14 and the magnetic field sensing circuit 16
It connects, the antenna 14 and the magnetic field sensing circuit 16 are set to object 30 to be positioned.
In detail, the processor 12 is used to receive the positioning signal that base station 40 is sent by the antenna 14, according to this
The location information of the antenna 14 is calculated in positioning signal.The processor 12 is also used to through the magnetic field sensing circuit 16
The directional information of the object 30 to be positioned is obtained, to be calculated corresponding one with the directional information according to the positional information
Vector, to obtain the setting direction of the object to be positioned 30 according to the vector.
Wherein, the electronic tag 10 can also include memory 18, which can connect with the processor 12
It connects.Also, the memory 18 can store a positioning device 100.The positioning device 100 may include that at least one can
The software function module in the memory 18 is stored in the form of software or firmware (firmware).The processor 12 is used
In executing the executable computer program stored in the memory 18, for example, software included by the positioning device 100
Functional module and computer program etc., to realize localization method.
Optionally, the processor 12 may be a kind of IC chip, the processing capacity with signal.Above-mentioned place
Reason device 12 can be general processor, including central processing unit (Central ProcessingUnit, CPU), network processing unit
(Network Processor, NP) etc.；It can also be digital signal processor (DSP), specific integrated circuit (ASIC), scene
Programmable gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware group
Part.It may be implemented or execute disclosed each method, step and the logic diagram in the embodiment of the present invention.General processor can be with
It is that microprocessor or the processor are also possible to any conventional processor etc.
Also, the memory 18 may be, but not limited to, random access memory (Random Access Memory,
RAM), read-only memory (Read Only Memory, ROM), programmable read only memory (Programmable Read-Only
Memory, PROM), erasable read-only memory (Erasable Programmable Read-Only Memory, EPROM),
Electricallyerasable ROM (EEROM) (Electric Erasable Programmable Read-Only Memory, EEPROM) etc..
Wherein, memory 18 is for storing program, and the processor 12 executes described program after receiving and executing instruction.
Optionally, the relative position between the processor 12, antenna 14, magnetic field sensing circuit 16 and memory 18 is closed
System or set-up mode are unrestricted, for example, it may be being integrated in different shells.In the present embodiment, the processor 12, day
Line 14, magnetic field sensing circuit 16 and memory 18 are integrated in one, to guarantee that the electronic tag 10 has lesser volume.
In conjunction with Fig. 3, the embodiment of the present invention also provides a kind of localization method that can be applied to above-mentioned electronic tag 10.Wherein,
Method and step defined in the related process of the method can be realized by the processor 12.It below will be to tool shown in Fig. 3
Body process is described in detail.
Step S110, the antenna 14 by being set to object 30 to be positioned receive the positioning signal that base station 40 is sent, and root
The location information of the antenna 14 is calculated according to the positioning signal.
In the present embodiment, by the way that antenna 14 is set to object 30 to be positioned, base station 40 is then received by antenna 14
The positioning signal of transmission is to be calculated the location information of antenna 14, to reflect the object 30 to be positioned by the location information
The position at place.
Step S130, the magnetic field sensing circuit 16 by being set to the object to be positioned 30 obtain the object 30 to be positioned
Directional information.
In the present embodiment, it by the way that magnetic field sensing circuit 16 is set to object 30 to be positioned, is then passed by the magnetic field
The induction of inductive circuit 16 obtains a directional information, using the directional information as the object 30 to be positioned.
Wherein, the sequence of step S110 and step S130 are unrestricted, can be configured according to practical application request.Example
Such as, either first carrying out step S110 to obtain location information and execute step S130 again to obtain directional information, it is also possible to
Step S130 is first carried out to obtain directional information and execute step S110 again to obtain location information, can also be and be performed simultaneously step
S110 and step S130.
A corresponding vector is calculated in step S150 with the directional information according to the positional information, should with basis
Vector obtains the setting direction of the object to be positioned 30.
In the present embodiment, the location information of object 30 to be positioned is obtained by step S110 and step S130 and direction is believed
After breath, can the location information and directional information obtain a vector (for example, it may be being that starting point is directed toward the north with antenna 14),
And the setting direction of the object to be positioned 30 can be determined based on the vector.
It in detail,, can will be described when the object 30 to be positioned is an automobile in the example that can substitute of one kind
Antenna 14 is set to the tailstock of the automobile.At this point, if the direction of obtained vector is from south to north, then available automobile is worked as
Preceding setting direction is from south to north (tailstock is headstock).
Further, to realize the determination to the occupied space of object 30 to be positioned, in a kind of feasible example, in conjunction with
Fig. 4, the localization method can also include step S170 and step S191.
Step S170 obtains the object model constructed in advance for the object 30 to be positioned.
The space hold of the object to be positioned 30 is calculated according to the setting direction and object model by step S191
Data.
In the present embodiment, can for object to be positioned 30 in advance one object model of building (for example, be directed to automobile, can
To construct a car model), when needing to position the object 30 to be positioned, then the available object model is tied
It closes through setting direction that step S150 is obtained to obtain the specific engaged position of object 30 to be positioned.
In conjunction with Fig. 5, in another feasible example, the localization method can also include step S170 and step
S193。
Step S170 obtains the object model constructed in advance for the object 30 to be positioned.
The setting direction and object model are sent to an electronic equipment of communication connection by step S193, so that the electricity
The space usage data of the object to be positioned 30 can be calculated in sub- equipment according to the setting direction and object model.
In the present embodiment, it is contemplated that the performance of 10 small volume of electronic tag, corresponding processor 12 is general, for big
The processing of amount data has certain limitation.Therefore, in the space for guaranteeing that electronic tag 10 has lesser volume and is calculated
On the basis of occupancy data are accurate, the setting direction and object model that can be will acquire are sent to an electronic equipment, so that
By the processing unit with superperformance institute can be calculated according to the setting direction and object model in the electronic equipment
State the space usage data of object 30 to be positioned.
Wherein, the type of the electronic equipment is unrestricted, can be configured according to practical application request, as long as having
Communication capacity and data-handling capacity for example, may include, but are not limited to mobile phone, computer, tablet computer, computer
And the equipment such as server.
Optionally, different according to demand, the object model of building can have different types, for example, either two dimension
Object model, be also possible to three-dimensional object model.Accordingly, according to the difference of object model, obtained space hold number
According to also different.
In detail, in a kind of feasible example, the two-dimensional space of object 30 to be positioned can be obtained by following steps
Data: the two-dimensional bodies model constructed in advance for the object 30 to be positioned is obtained；According to the setting direction and two-dimentional object
The two-dimensional space that the object to be positioned 30 is calculated in body Model occupies data.
In another feasible example, the three-dimensional space data of object 30 to be positioned can be obtained by following steps:
Obtain the three-dimensional object model constructed in advance for the object 30 to be positioned；According to the setting direction and three-dimensional object model
The three-dimensional space that the object to be positioned 30 is calculated occupies data.
In conjunction with Fig. 6, the embodiment of the present invention also provides a kind of positioning device 100 that can be applied to above-mentioned electronic tag 10.Its
In, the positioning device 100 may include position information acquisition module 110, directional information acquisition module 130 and setting direction
Computing module 150.
The position information acquisition module 110 receives base station 40 for the antenna 14 by being set to object 30 to be positioned
The positioning signal of transmission, and the location information of the antenna 14 is calculated according to the positioning signal.In the present embodiment, described
Position information acquisition module 110 can be used for executing step S110 shown in Fig. 3, about the position information acquisition module 110
Specific descriptions are referred to the description to step S110 above.
The directional information obtains module 130, for the magnetic field sensing circuit by being set to the object to be positioned 30
16 obtain the directional information of the object 30 to be positioned.In the present embodiment, the directional information obtains module 130 and can be used for executing
Step S130 shown in Fig. 3, the specific descriptions for obtaining module 130 about the directional information are referred to above to step S130
Description.
The setting direction computing module 150, for being calculated according to the positional information with the directional information pair
The vector answered, to obtain the setting direction of the object to be positioned 30 according to the vector.In the present embodiment, the setting side
It can be used for executing step S150 shown in Fig. 3 to computing module 150, about specifically retouching for the setting direction computing module 150
It states and is referred to the description to step S150 above.
In conjunction with Fig. 7, in the present embodiment, in a kind of feasible example, the positioning device 100 can also include object
Model obtains module 170 and occupies data computation module 191, to complete the calculating of space usage data.
The object model obtains module 170, for obtaining the object mould for being directed to the object 30 to be positioned and constructing in advance
Type.In the present embodiment, the object model, which obtains module 170, can be used for executing step S170 shown in Fig. 4, about the object
The specific descriptions that body Model obtains module 170 are referred to the description to step S170 above.
The occupancy data computation module 191, for according to the setting direction and object model be calculated it is described to
Position the space usage data of object 30.In the present embodiment, the occupancy data computation module 191 can be used for executing Fig. 4 institute
The step S191 shown is referred to above retouch step S191 about the specific descriptions for occupying data computation module 191
It states.
In conjunction with Fig. 8, in the present embodiment, in another feasible example, the positioning device 100 can also include object
Body Model obtains module 170 and parameter sending module 193, to complete the calculating of space usage data.
The object model obtains module 170, for obtaining the object mould for being directed to the object 30 to be positioned and constructing in advance
Type.In the present embodiment, the object model, which obtains module 170, can be used for executing step S170 shown in fig. 5, about the object
The specific descriptions that body Model obtains module 170 are referred to the description to step S170 above.
The parameter sending module 193, for the setting direction and object model to be sent to an electricity of communication connection
Sub- equipment, so that the object to be positioned 30 can be calculated in the electronic equipment according to the setting direction and object model
Space usage data.In the present embodiment, the parameter sending module 193 can be used for executing step S193 shown in fig. 5, about
The specific descriptions of the parameter sending module 193 are referred to the description to step S193 above.
In conclusion localization method provided by the invention, positioning device 100 and electronic tag 10, are sent by base station 40
Positioning signal to obtain corresponding location information, and corresponding directional information is obtained by magnetic field sensing circuit 16, then base
A vector is obtained in obtained location information and directional information to obtain the setting direction of object 30 to be positioned (for example, length side
Be arranged to along the southeast to direction northwest), to largely obtain the Global Information of object 30 to be positioned, so as to improve because
There are problems that the wasting of resources using existing location technology.Secondly, by obtaining the object model constructed in advance, and be based on
Obtained setting direction can calculate the space usage data of corresponding object 30 to be positioned, to realize object 30 to be positioned
The acquisition of integral position information, avoid the problem that electronic tag 10 resource exist waste on the basis of, moreover it is possible to avoid due to
Object 30 to be positioned is irregular and causes to be difficult to completely obtain asking for location information using more electronic tag 10
Topic.
In several embodiments provided by the embodiment of the present invention, it should be understood that disclosed device and method, it can also
To realize by another way.Device and method embodiment described above is only schematical, for example, in attached drawing
Flow chart and block diagram show that the devices of multiple embodiments according to the present invention, method and computer program product are able to achieve
Architecture, function and operation.In this regard, each box in flowchart or block diagram can represent module, a program
A part of section or code, a part of the module, section or code include that one or more is patrolled for realizing defined
Collect the executable instruction of function.It should also be noted that in some implementations as replacement, function marked in the box
It can occur in a different order than that indicated in the drawings.For example, two continuous boxes can actually be held substantially in parallel
Row, they can also be executed in the opposite order sometimes, and this depends on the function involved.It is also noted that block diagram and/or
The combination of each box in flow chart and the box in block diagram and or flow chart, can the function as defined in executing or dynamic
The dedicated hardware based system made is realized, or can be realized using a combination of dedicated hardware and computer instructions.
In addition, each functional module in each embodiment of the present invention can integrate one independent portion of formation together
Point, it is also possible to modules individualism, an independent part can also be integrated to form with two or more modules.
It, can be with if the function is realized and when sold or used as an independent product in the form of software function module
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, electronic equipment or network equipment etc.) execute all or part of step of each embodiment the method for the present invention
Suddenly.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), deposits at random
The various media that can store program code such as access to memory (RAM, Random Access Memory), magnetic or disk.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of localization method characterized by comprising
Antenna by being set to object to be positioned receives the positioning signal that base station is sent, and is calculated according to the positioning signal
The location information of the antenna；
Magnetic field sensing circuit by being set to the object to be positioned obtains the directional information of the object to be positioned；
A corresponding vector is calculated with the directional information according to the positional information, with according to the vector obtain it is described to
Position the setting direction of object.
2. localization method according to claim 1, which is characterized in that further include:
Obtain the object model constructed in advance for the object to be positioned；
The space usage data of the object to be positioned is calculated according to the setting direction and object model.
3. localization method according to claim 1, which is characterized in that further include:
Obtain the object model constructed in advance for the object to be positioned；
The setting direction and object model are sent to an electronic equipment of communication connection, so that the electronic equipment being capable of basis
The space usage data of the object to be positioned is calculated in the setting direction and object model.
4. localization method according to claim 2 or 3, which is characterized in that the acquisition is pre- for the object to be positioned
The step of object model first constructed includes: the two-dimensional bodies model for obtaining and constructing in advance for the object to be positioned；
The step of space usage data that the object to be positioned is calculated according to the setting direction and object model
It include: that data are occupied according to the two-dimensional space that the object to be positioned is calculated in the setting direction and two-dimensional bodies model.
5. localization method according to claim 2 or 3, which is characterized in that the acquisition is pre- for the object to be positioned
The step of object model first constructed includes: the three-dimensional object model for obtaining and constructing in advance for the object to be positioned；
The step of space usage data that the object to be positioned is calculated according to the setting direction and object model
It include: that data are occupied according to the three-dimensional space that the object to be positioned is calculated in the setting direction and three-dimensional object model.
6. a kind of positioning device characterized by comprising
Position information acquisition module receives the positioning signal that base station is sent for the antenna by being set to object to be positioned, and
The location information of the antenna is calculated according to the positioning signal；
Directional information obtains module, obtains the object to be positioned for the magnetic field sensing circuit by being set to the object to be positioned
The directional information of body；
Setting direction computing module, for a corresponding vector to be calculated with the directional information according to the positional information,
To obtain the setting direction of the object to be positioned according to the vector.
7. positioning device according to claim 6, which is characterized in that further include:
Object model obtains module, for obtaining the object model for being directed to the object to be positioned and constructing in advance；
Data computation module is occupied, for the sky of the object to be positioned to be calculated according to the setting direction and object model
Between occupy data.
8. positioning device according to claim 6, which is characterized in that further include:
Object model obtains module, for obtaining the object model for being directed to the object to be positioned and constructing in advance；
Parameter sending module, for the setting direction and object model to be sent to an electronic equipment of communication connection, so that
The space usage data of the object to be positioned can be calculated in the electronic equipment according to the setting direction and object model.
9. a kind of electronic tag characterized by comprising
It is set to the antenna of object to be positioned；
It is set to the magnetic field sensing circuit of the object to be positioned；
The processor being separately connected with the antenna and the magnetic field sensing circuit is sent for receiving base station by the antenna
Positioning signal, the location information of the antenna is calculated according to the positioning signal, and obtain by the magnetic field sensing circuit
Take the directional information of the object to be positioned, be calculated according to the positional information with the directional information corresponding one to
Amount, to obtain the setting direction of the object to be positioned according to the vector.
10. electronic tag according to claim 9, which is characterized in that the antenna, magnetic field sensing circuit and processor
It is integrated in one.
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