CN107635216A - A kind of localization method, terminal and computer-readable recording medium - Google Patents
A kind of localization method, terminal and computer-readable recording medium Download PDFInfo
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- CN107635216A CN107635216A CN201710774862.3A CN201710774862A CN107635216A CN 107635216 A CN107635216 A CN 107635216A CN 201710774862 A CN201710774862 A CN 201710774862A CN 107635216 A CN107635216 A CN 107635216A
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Abstract
The invention discloses a kind of localization method, terminal and computer-readable recording medium, methods described includes：Terminal, to radiofrequency signal corresponding to all directions transmitting destination object, activates electronic tag corresponding to each destination object after detecting into monitored area；Reflection power corresponding to each electronic tag in electronic tag is received, and according to reflection power, determines first object object and the second destination object；Wherein, first object object and the second destination object are the destination object at two boundary positions；Angle information corresponding to first object object and the second destination object is obtained, and according to angle information and default computation rule, determines positional information corresponding to first object object.A kind of localization method, terminal and computer-readable recording medium disclosed by the invention, terminal can quickly determine the relative position of destination object, realize the fast positioning to destination object, improve the accuracy rate of positioning.
Description
Technical field
The present invention relates to RFID field of locating technology, more particularly to a kind of localization method, terminal and computer-readable storage
Medium.
Background technology
In daily life, people often occur commodity, the checkout window that can not find needs for a long time in supermarket shopping
The problem of mouth waits customer more, often occurs asking for the books that can not find needs for a long time when library borrows books
Topic, i.e., people can not quickly determine the position of target item, and perform corresponding operating, waste the substantial amounts of time and finding and waiting
During treating, many worries are brought.
Radio frequency identification (Radio Frequency Identification, RFID) technology, also known as radio frequency identification, it is
Using radiofrequency signal and its Space Coupling, transmission characteristic, the automaton knowledge to article to be identified static or on the move is realized
Not.The application of RFID technique needs two kinds of equipment：Electronic tag and reader, wherein, it is not required between electronic tag and reader
Any connection in kind is wanted, possesses stronger flexibility.In addition, the data in reader reading electronic labels are without light source, identification
Speed is fast, and data capacity is big, may apply in various environment, for example, the environment of dust, soil, high humility, poor visibility.
In the prior art, RFID standards are not mature enough, the defects of certain be present, the locating function based on RFID technique,
Be generally only it is single carry out simple data exchange between electronic tag, reader can only identify electronic tag with itself
Distance, the particular location of None- identified electronic tag, it also can not just determine the position of destination object, position inaccurate.
The content of the invention
In order to solve the above problems, the embodiments of the invention provide a kind of localization method, terminal and computer-readable storage
Medium, terminal can quickly determine the relative position of destination object, realize the fast positioning to destination object, improve positioning
Accuracy rate.
The technical proposal of the invention is realized in this way：
The embodiments of the invention provide a kind of localization method, terminal and computer-readable recording medium, methods described includes：
When detect enter monitored area after, to all directions transmitting destination object corresponding to radiofrequency signal, activation it is each
Electronic tag corresponding to individual destination object；
Receive reflection power corresponding to each electronic tag in the electronic tag, and according to the reflection power, really
Determine first object object and the second destination object；Wherein, the first object object and second destination object are two sides
The destination object of boundary's opening position；
Angle information corresponding to the first object object and second destination object is obtained, and is believed according to the angle
Breath and default computation rule, determine positional information corresponding to the first object object.
In such scheme, after positional information corresponding to the determination first object object, methods described is also wrapped
Include：
When the positional information according to corresponding to the first object object finds the first object object, receive and read
Instruction, read operation is performed to electronic tag corresponding to the first object object, read corresponding to the first object object
Essential information.
In such scheme, after essential information corresponding to the reading first object object, methods described is also wrapped
Include：
More new command is received, according to the more new command, runs default application program, it is corresponding to the first object object
The state of electronic tag be updated.
In such scheme, after essential information corresponding to the reading first object object, methods described is also wrapped
Include：
Receive and delete instruction, instructed according to described delete, deleted basic corresponding to the first object object read
Information.
It is described to receive reflection power corresponding to each electronic tag in the electronic tag, and root in such scheme
According to the reflection power, first object object and the second destination object are determined, including：
The maximum reflection power of performance number in the reflection power is defined as the first reflection power, the first transmitting work(
Destination object corresponding to rate is defined as the first object object；
Performance number in the reflection power is only smaller than or is defined as equal to the reflection power of first reflection power
Two reflection powers, destination object corresponding to second reflection power are defined as second destination object.
The embodiments of the invention provide a kind of terminal, the terminal includes：Processor, memory, transmitter, receiver with
And communication bus；
The communication bus, for realizing the connection communication between the processor and the memory；
The transmitter, for after detecting into monitored area, being penetrated to corresponding to all directions transmitting destination object
Frequency signal, activate electronic tag corresponding to each destination object；
The receiver, for receiving reflection power corresponding to each electronic tag in the electronic tag, receive more
New command, and receive and delete instruction；
The processor, for performing the finder stored in the memory, to realize following steps：
According to the reflection power, first object object and the second destination object are determined；Wherein, the first object object
It is the destination object at two boundary positions with second destination object；Obtain the first object object and second mesh
Angle information corresponding to object is marked, and according to the angle information and default computation rule, determines the first object object pair
The positional information answered.
In above-mentioned terminal, after the processor determines positional information corresponding to the first object object, it is additionally operable to
The finder is performed, to realize following steps：
When the positional information according to corresponding to the first object object finds the first object object, receive and read
Instruction, read operation is performed to electronic tag corresponding to the first object object, read corresponding to the first object object
Essential information.
In above-mentioned terminal, after the processor reads essential information corresponding to the first object object, it is additionally operable to
The finder is performed, to realize following steps：
According to the more new command, default application program is run, to electronic tag corresponding to the first object object
State is updated；Or instructed according to described delete, delete and believe substantially corresponding to the first object object read
Breath.
In above-mentioned terminal, the processor is specifically used for performing the finder, to realize following steps：
The maximum reflection power of performance number in the reflection power is defined as the first reflection power, the first transmitting work(
Destination object corresponding to rate is defined as the first object object；Performance number in the reflection power is only smaller than or equal to described
The reflection power of first reflection power is defined as the second reflection power, and destination object corresponding to second reflection power is defined as
Second destination object.
It is described computer-readable to deposit applied to terminal the embodiments of the invention provide a kind of computer-readable recording medium
Storage media is stored with finder, and the finder is executed by processor, to realize a kind of above-mentioned positioning applied to terminal
Method.
As can be seen here, in the technical scheme of the embodiment of the present invention, terminal is after detecting into monitored area, to each
Radiofrequency signal corresponding to direction transmitting destination object, activates electronic tag corresponding to each destination object；Receive electronic tag
In reflection power corresponding to each electronic tag, and according to reflection power, determine first object object and the second destination object；
Wherein, first object object and the second destination object are the destination object at two boundary positions；Obtain first object object and
Angle information corresponding to second destination object, and according to angle information and default computation rule, determine that first object object is corresponding
Positional information.That is, in technical scheme, terminal can quickly determine the relative position of destination object, real
Show the fast positioning to destination object, improve the accuracy rate of positioning.
Brief description of the drawings
Fig. 1 is a kind of hardware architecture diagram for the optional mobile terminal for realizing each embodiment of the present invention；
Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention；
Fig. 3 is a kind of flow chart one of localization method provided in an embodiment of the present invention；
Fig. 4 is showing for radiofrequency signal corresponding to a kind of exemplary terminal transmission destination object provided in an embodiment of the present invention
It is intended to；
Fig. 5 is a kind of exemplary terminal provided in an embodiment of the present invention, first object object and the second destination object position
The schematic diagram put；
Fig. 6 is a kind of flowchart 2 of localization method provided in an embodiment of the present invention；
Fig. 7 is a kind of structural representation of terminal provided in an embodiment of the present invention.
Embodiment
It should be appreciated that the technical scheme that the specific embodiments described herein are merely illustrative of the present invention, is not used to
Limit protection scope of the present invention.
In follow-up description, the suffix using such as " module ", " part " or " unit " for representing element is only
Be advantageous to the explanation of the present invention, itself do not have a specific meaning.Therefore, " module " can mixedly make with " part "
With.
Terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as mobile phone, flat board
Computer, notebook computer, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
Media player (Portable Media Player, PMP), guider, wearable device, Intelligent bracelet, pedometer etc. move
Dynamic terminal, and the fixed terminal such as digital TV, desktop computer.
It will be illustrated in subsequent descriptions by taking mobile terminal as an example, it will be appreciated by those skilled in the art that except special
Outside element for moving purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, its hardware configuration signal for a kind of optional mobile terminal of each embodiment of the realization present invention
Figure, the mobile terminal 100 can include：Radio frequency (Radio Frequency, RF) unit 101, Wi-Fi module 102, audio
Output unit 103, audio/video (A/V) input block 104, sensor 105, display unit 106, user input unit 107,
The parts such as interface unit 108, memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that Fig. 1
In the mobile terminal structure that shows do not form restriction to mobile terminal, mobile terminal can include more more or less than illustrating
Part, either combine some parts or different parts arrangement.
The all parts of mobile terminal are specifically introduced with reference to Fig. 1：
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, the reception and transmission of signal, specifically, by base station
Downlink information receive after, handled to processor 110；In addition, up data are sent to base station.Generally, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrate
Frequency unit 101 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication
Standard or agreement, including but not limited to global system for mobile communications (Global System of Mobile
Communication, GSM), general packet radio service (General Packet Radio Service, GPRS), code division it is more
Location 2000 (Code Division Multiple Access 2000, CDMA2000), WCDMA (Wideband
Code Division Multiple Access, WCDMA), TD SDMA (Time Division-
Synchronous Code Division Multiple Access, TD-SCDMA), FDD Long Term Evolution
(Frequency Division Duplexing-Long Term Evolution, FDD-LTE) and time division duplex Long Term Evolution
(Time Division Duplexing-Long Term Evolution, TDD-LTE) etc..
Wi-Fi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch by Wi-Fi module 102
Email, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 1
Wi-Fi module 102 is shown, but it is understood that, it is simultaneously not belonging to must be configured into for mobile terminal, completely can basis
Need to omit in the essential scope for do not change invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, by radio frequency unit 101 or Wi-Fi module 102 it is receiving or
It is sound that the voice data that person stores in memory 109, which is converted into audio signal and exported,.Moreover, audio output unit
103 can also provide performed to mobile terminal 100 the related audio output of specific function (for example, call signal reception sound,
Message sink sound etc.).Audio output unit 103 can include loudspeaker, buzzer etc..
A/V input blocks 104 are used to receive audio or video signal.A/V input blocks 104 can include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 106.Picture frame after the processing of graphics processor 1041 can be deposited
Storage is transmitted in memory 109 (or other storage mediums) or via radio frequency unit 101 or Wi-Fi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (voice data), and can be voice data by such acoustic processing.Audio (voice) data after processing can
To be converted to the form output that mobile communication base station can be sent to via radio frequency unit 101 in the case of telephone calling model.
Microphone 1042 can implement various types of noises eliminations or restrainable algorithms to eliminate or suppress receiving and sending audio letter
Caused noise or interference during number.
Mobile terminal 100 also includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity transducer can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axles) size of acceleration, size and the direction of gravity are can detect that when static, the application available for identification mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared ray sensor, will not be repeated here.
Display unit 106 is used for the information for showing the information inputted by user or being supplied to user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 1061.
User input unit 107 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal
The key signals input that family is set and function control is relevant.Specifically, user input unit 107 may include contact panel 1071 with
And other input equipments 1072.Contact panel 1071, also referred to as touch-screen, collect touch operation of the user on or near it
(for example user uses any suitable objects or annex such as finger, stylus on contact panel 1071 or in contact panel 1071
Neighbouring operation), and corresponding attachment means are driven according to formula set in advance.Contact panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
Contact coordinate is converted into, then gives processor 110, and the order sent of reception processing device 110 and can be performed.In addition, can
To realize contact panel 1071 using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except contact panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
Include but be not limited to physical keyboard, in function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc.
One or more, do not limit herein specifically.
Further, contact panel 1071 can cover display panel 1061, detect thereon when contact panel 1071 or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, contact panel 1071 and display panel
1061 be the part independent as two to realize the input of mobile terminal and output function, but in certain embodiments, can
Input and the output function of mobile terminal are realized so that contact panel 1071 and display panel 1061 is integrated, is not done herein specifically
Limit.
Interface unit 108 is connected the interface that can pass through as at least one external device (ED) with mobile terminal 100.For example,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with
For transmitting data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storage software program and various data.Memory 109 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 109 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
Individual part, by running or performing the software program and/or module that are stored in memory 109, and call and be stored in storage
Data in device 109, the various functions and processing data of mobile terminal are performed, so as to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
Device is managed, wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor is main
Handle radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) to all parts power supply, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, so as to realize management charging by power-supply management system, put
The function such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also will not be repeated here including bluetooth module etc..
For the ease of understanding the embodiment of the present invention, the communications network system being based on below to the mobile terminal of the present invention enters
Row description.
Referring to Fig. 2, Fig. 2 is a kind of communications network system Organization Chart provided in an embodiment of the present invention, the communication network system
Unite includes communicating the user equipment (User of connection successively for the LTE system of universal mobile communications technology, the LTE system
Equipment, UE) 201, evolved UMTS Terrestrial radio access network (Evolved UMTS Terrestrial Radio
Access Network, E-UTRAN) 202, evolved packet-based core networks (Evolved Packet Core, EPC) 203 and operation
The IP operation 204 of business.
Specifically, UE201 can be above-mentioned terminal 100, and here is omitted.
E-UTRAN202 includes eNodeB2021 and other eNodeB2022 etc..Wherein, eNodeB2021 can be by returning
Journey (backhaul) (such as X2 interface) is connected with other eNodeB2022, and eNodeB2021 is connected to EPC203,
ENodeB2021 can provide UE201 to EPC203 access.
EPC203 can include mobility management entity (Mobility Management Entity, MME) 2031, ownership
Client server (Home Subscriber Server, HSS) 2032, other MME2033, gateway (Serving Gate
Way, SGW) 2034, grouped data network gateway (PDN Gate Way, PGW) 2035 and policy and rate functional entity
(Policy and Charging Rules Function, PCRF) 2036 etc..Wherein, MME2031 be processing UE201 and
The control node of signaling between EPC203, there is provided carrying and connection management.HSS2032 is all to manage for providing some registers
Such as the function of attaching position register (not shown) etc, and preserve some and used about service features, data rate etc.
The special information in family.All customer data can be transmitted by SGW2034, and PGW2035 is with can providing UE201 IP
Location is distributed and other functions, and PCRF2036 is strategy and the charging control strategic decision-making of business data flow and IP bearing resources
Point, it selects and provided available strategy and charging control decision-making with charge execution function unit (not shown) for strategy.
IP operation 204 can include internet, Intranet, IP multimedia subsystem (IP Multimedia
Subsystem, IMS) or other IP operations etc..
Although above-mentioned be described by taking LTE system as an example, those skilled in the art it is to be understood that the present invention not only
Suitable for LTE system, be readily applicable to other wireless communication systems, such as GSM, CDMA2000, WCDMA, TD-SCDMA with
And following new network system etc., do not limit herein.
Based on above-mentioned mobile terminal hardware configuration and communications network system, each embodiment of the inventive method is proposed.
Embodiment one
The embodiments of the invention provide a kind of localization method, Fig. 3 is a kind of localization method provided in an embodiment of the present invention
Flow chart one.As shown in figure 3, this method can include：
S301, when detect enter monitored area after, to all directions transmitting destination object corresponding to radiofrequency signal, activation
Electronic tag corresponding to each destination object.
It should be noted that in the prior art, electronic tag is pasted on each destination object, and at this
In the embodiment of invention, electronic tag is hung on each destination object.Also, in an embodiment of the present invention, mesh
Mark object is to concentrate to be placed in the same area.
It is understood that because in an embodiment of the present invention, electronic tag is hung on each destination object,
Therefore, electronic tag can not be damaged while electronic tag is dismantled, is easy to the recycling of electronic tag.
It should be noted that in an embodiment of the present invention, reader is installed in terminal, for being sent out by transmitting antenna
Radiofrequency signal corresponding to destination object is penetrated, and in the prior art, reader is single equipment, therefore, at end in the present invention
Reader is installed on end, certain cost can be saved, user is also allowed for and is operated, the function of reader is compatible with terminal.
It should be noted that in the prior art, electronic tag includes two kinds, it is respectively：Active electronic label and passive
Electronic tag, wherein, active electronic label is also known as active tag, and the working power of active electronic label is supplied by internal cell completely
Give, passive electronic label is also known as passive tag, without internal cell, when outside the read range of reader, passive electronic mark
Label are in passive states, when within the read range of reader, in the radiofrequency signal that passive electronic label is launched from reader
The power supply needed for itself work is extracted, passive electronic label generally completes passive electronic label to readding using reflection modulation mode
The transmission of device is read, i.e. passive electronic label will be partially converted to direct current confession after the radiofrequency signal that reader is sent is received
Oneself work, passive electronic label can typically be accomplished non-maintaining, and cost is very low and has very long service life, compares active electrical
Subtab is smaller lighter.Therefore, the above-mentioned advantage based on passive electronic label, in an embodiment of the present invention, the electronics of appearance
Label refers both to passive electronic label, i.e., hung on each destination object for passive electronic label.Also, the embodiment of the present invention
The electromagnetic backscatter that is coupled as of radiofrequency signal between middle electronic tag and reader couples, and identification is distant.But such as
Fruit hangs active electronic label on each target item, actual by performing technical scheme provided in an embodiment of the present invention
It is upper and can solve present invention solves the technical problem that, terminal can quickly determine the relative position of destination object, realize
To the fast positioning of destination object, the accuracy rate of positioning is improved.Electronic tag is defined to passive electrical in the embodiment of the present invention
Subtab, actually a kind of optimal case, passive electronic label is replaced with into active electronic label and falls within protection of the present invention
Within.
In an embodiment of the present invention, after terminal is detected into monitored area, destination object is launched to all directions
Corresponding radiofrequency signal, when electronic tag corresponding to each destination object receives the radiofrequency signal, induced electricity will be produced
Stream, realizes the activation of electronic tag corresponding to each destination object.
It should be noted that localization method provided in an embodiment of the present invention, suitable for plurality of application scenes, for example, in nothing
The commodity that fast searching needs in people supermarket, fast searching needs books borrowed etc. in library, when terminal enters this
When in a little scenes, localization method provided in an embodiment of the present invention can be performed destination object is positioned.
Specifically, in an embodiment of the present invention, for terminal after detecting into monitored area, user keeps current location
Fixed, handheld terminal rotates in place 360 degree, i.e., terminal is rotated in place into 360 degree, during rotation, terminal transmission target
Radiofrequency signal corresponding to object, that is, realize the activation to electronic tag corresponding to each destination object.
Fig. 4 is showing for radiofrequency signal corresponding to a kind of exemplary terminal transmission destination object provided in an embodiment of the present invention
It is intended to.As shown in figure 4, user, such as object 1, can open installation it is determined that after the destination object required to look up in terminal
Reader, reader is run, find radiofrequency signal corresponding to object 1 and send firing order to terminal, terminal will launch target pair
As corresponding radiofrequency signal, and during user holds itself rotation, i.e., it is corresponding that all directions are transmitted with destination object
Radiofrequency signal.
It should be noted that in an embodiment of the present invention, terminal has pre-saved radiofrequency signal corresponding to various objects,
When user determines the destination object required to look up, launch radiofrequency signal corresponding to the destination object to all directions.
S302, reflection power corresponding to each electronic tag in electronic tag is received, and according to reflection power, determine the
One destination object and the second destination object；Wherein, first object object and the second destination object are the mesh at two boundary positions
Mark object.
In an embodiment of the present invention, terminal is each after by the activation of electronic tag corresponding to each destination object
Individual electronic tag will can determine first to terminal transmission reflection power, terminal in the whole reflection powers received
Destination object and the second destination object.
It should be understood that in an embodiment of the present invention, because each electronic tag is transmitted to the transmission power of terminal
Changed with the rotation of terminal, when terminal is during rotation, face the electricity of the destination object at boundary position
Corresponding to subtab transmitting destination object during radiofrequency signal, electronic tag corresponding to the destination object at boundary position receives this and penetrated
After frequency signal, the reflection power of terminal is transmitted to, facing electronic tag transmitting corresponding to other destination objects more than terminal is somebody's turn to do
After radiofrequency signal, electronic tag corresponding to other destination objects is transmitted to the reflection power of terminal.
Specifically, in an embodiment of the present invention, will after terminal receives the reflection power of each electronic tag transmitting
The maximum reflection power of performance number is defined as the first reflection power in reflection power, and destination object corresponding to the first transmission power is true
It is set to the first object object；Performance number in reflection power is only smaller than or determined equal to the reflection power of the first reflection power
For the second reflection power, destination object corresponding to the second reflection power is defined as the second destination object.
It should be noted that in an embodiment of the present invention, terminal can determine transmission first according to the first reflection power
The electronic tag of reflection power, and the electronic tag is hung on first object object, that is to say, that terminal can be according to first
Reflection power determines first object object, and first object object is to be corresponded to the electronic tag of the reflection power of terminal transmission first
Destination object.
S303, angle information corresponding to first object object and the second destination object is obtained, and according to angle information and in advance
If computation rule, positional information corresponding to first object object is determined.
In an embodiment of the present invention, further, can after terminal determines first object object and the second destination object
Directly to obtain angle information corresponding to first object object and the second destination object, according to first object object and the second target
Angle information corresponding to object, determine positional information corresponding to first object object.
It should be noted that in an embodiment of the present invention, angle corresponding to first object object and the second destination object
Information is：The angle of the direction of the launch of first reflection power and the direction of the launch of the second reflection power.
, can be by the line segment between terminal and first object object, terminal and the specifically, in an embodiment of the present invention
Line segment between two destination objects between line segment and first object object and the second destination object determines a triangle.Eventually
End can determine the first reflection according to the direction of the launch of the first reflection power received and the direction of the launch of the second reflection power
Angle information corresponding to the angle of power and the second reflection power direction of the launch, i.e. first object object and the second destination object,
According to angle information, according to default computation rule, the distance of first object object and terminal, the first reflection power are first calculated
The angle of line segment, further calculates first object pair between the direction of the launch and first object object and the second destination object
As corresponding positional information.
Fig. 5 is a kind of exemplary terminal provided in an embodiment of the present invention, first object object and the second destination object position
The schematic diagram put.As shown in figure 5, the angle of the direction of the launch of the direction of the launch of the first reflection power and the second reflection power is α,
According to α, according to default computation rule, the software first in terminal can calculate the distance of first object object A1 and terminal
The angle β of line segment between D1, and the direction of the launch of the first reflection power and first object object A1 and the second destination object A2,
Afterwards, further calculated according to formula (1)：
Wherein, x1For first object object A1 and terminal current location horizontal range, y1For first object object A1 and end
Hold the vertical range of current location, the horizontal range of the first object object A1 that terminal calculates and terminal current location and vertical
Distance positional information as corresponding to first object object.
It should be noted that positional information corresponding to first object object is the position letter relative to terminal current location
Breath.
It should be noted that in an embodiment of the present invention, default computation rule can be by the software that is preset in terminal
Performed, calculate positional information corresponding to first object object.
It is understood that in an embodiment of the present invention, calculated although merely illustrating corresponding to first object object
Positional information, still, while positional information corresponding to the second destination object can also be calculated, i.e., according to α, according to default calculating
Rule, the software first in terminal can calculate the second destination object A2 and the distance D2 of terminal, and the second reflection power
The direction of the launch and first object object A1 and the second destination object A2 between line segment angle γ, afterwards, enter according to formula (1)
One step calculates positional information corresponding to the second destination object A2.That is, terminal can essentially determine two boundary positions
The destination object at place, and user can select to search one of them, the present invention is not especially limited.
Fig. 6 is a kind of flowchart 2 of localization method provided in an embodiment of the present invention.As shown in fig. 6, step S303 it
Afterwards, localization method provided in an embodiment of the present invention can also include step S304.Comprise the following steps that：
S304, when the positional information according to corresponding to first object object finds first object object, receive reading refer to
Order, read operation is performed to electronic tag corresponding to first object object, reads essential information corresponding to first object object.
In an embodiment of the present invention, terminal is after positional information corresponding to first object object is determined, Yong Huke
With the positional information according to corresponding to first object object, first object object is found, first object object is found in user
Afterwards, terminal receives the reading instruction that user sends, and performs read operation to electronic tag corresponding to first object object, reads
Essential information corresponding to first object object.
It is understood that include corresponding to first object object on electronic tag basic corresponding to first object object
Information.
Exemplary, first object object is the commodity P in market, and terminal is after receiving and reading instruction, to P pairs of commodity
The electronic tag answered performs read operation, so as to read essential information corresponding to commodity P, such as reads commodity P production
The information such as date, the place of production, selling price.
Exemplary, first object object is the books Q in library, and terminal is after reading instruction is received, to books Q
Corresponding electronic tag performs read operation, so as to read essential information corresponding to books Q, such as the Publication Year of the books,
The information such as author, Borrowing period.
Further, after step S304, localization method provided in an embodiment of the present invention can also include step S305
Or step S306.Comprise the following steps that：
S305, more new command is received, according to more new command, default application program is run, to corresponding to first object object
The state of electronic tag is updated.
In an embodiment of the present invention, terminal is displayed on after essential information corresponding to first object object is read
On display screen, read for user, and user can send after it have read essential information corresponding to first object object to terminal
More new command, terminal run default application program, update electronic tag corresponding to first object object after more new command is received
State.
Exemplary, first object object is the commodity P in market, when the commodity P that user reads according to terminal is corresponding
Essential information determine when being bought that send more new command to terminal, terminal receives more new command, run and default pay journey
Sequence, commodity P is paid, after the completion of payment, the state of electronic tag corresponding to commodity P never pay status will be updated to
Pay status.
Exemplary, first object object is the books Q in library, when Q pairs of the books that user reads according to terminal
When the essential information answered determines to be borrowed, more new command is sent to terminal, terminal receives more new command, and operation is default to borrow
Program, books Q is borrowed, after the completion of borrowing, the state of electronic tag corresponding to books Q will never lend and be updated to borrow
Go out.
It should be noted that in an embodiment of the present invention, application program is preset, can be some payment programs, also may be used
Think that diagram borrows application program, respective settings can be carried out according to destination object, specifically preset the application program present invention not
It is restricted.
Further, in embodiments of the present invention, because electronic tag is suspended from each destination object, in business
Under the application scenarios of field shopping, after terminal performs step S305, show that user has bought first object object, i.e., a certain part business
Product.Preferably, an electronic tag recover can be installed in market in advance, successful commodity have been paid for reclaiming user
The electronic tag of upper suspension.When user's using terminal finds the commodity for all needing to buy according to technical scheme,
And after successfully paying, when user leaves market, user voluntarily can directly remove electronics corresponding to each prepaid commodity
Label, these labels are put into electronic tag recover, due to the erasable write attribute of electronic tag, the electronic tag of recovery can be with
Utilized again.In addition, electronic tag recover can also further detect the number of the electronic tag currently put into, root
Corresponding to the number of the electronic tag currently put into according to the number of default electronic tag and the corresponding relation of feedback information, judgement
Feedback information, feedback information being sent to the terminal for completing to pay, the feedback information can be the reward such as some reward vouchers, so as to
Promote the reclaim mechanism of electronic tag.
S306, receive and delete instruction, instructed according to deleting, delete and believe substantially corresponding to the first object object read
Breath.
In an embodiment of the present invention, terminal is displayed on after essential information corresponding to first object object is read
On display screen, read for user, and user can send after it have read essential information corresponding to first object object to terminal
Instruction is deleted, terminal deletes essential information corresponding to the first object object read after deletion instruction is received.
Exemplary, first object object is the commodity P in market, when the commodity P that user reads according to terminal is corresponding
Essential information determine without purchase when, to terminal send delete instruction, terminal receive delete instruction, delete the business read
Essential information corresponding to product P.
Exemplary, first object object is the books Q in library, when Q pairs of the books that user reads according to terminal
When the essential information answered is determined without borrowing, sent to terminal and delete instruction, terminal, which receives, deletes instruction, deletes what is read
Essential information corresponding to books Q.
A kind of localization method provided in an embodiment of the present invention, terminal is after detecting into monitored area, to all directions
Radiofrequency signal corresponding to launching destination object, activates electronic tag corresponding to each destination object；Receive every in electronic tag
Reflection power corresponding to one electronic tag, and according to reflection power, determine first object object and the second destination object；Its
In, first object object and the second destination object are the destination object at two boundary positions；Obtain first object object and the
Angle information corresponding to two destination objects, and according to angle information and default computation rule, determine corresponding to first object object
Positional information.That is, in the technical scheme of the embodiment of the present invention, terminal can quickly determine the relative position of destination object
Put, realize the fast positioning to destination object, improve the accuracy rate of positioning.
Embodiment two
Fig. 7 is a kind of structural representation of terminal provided in an embodiment of the present invention.As shown in fig. 7, the embodiment of the present invention carries
A kind of terminal is supplied, the terminal can include：Processor 701, transmitter 702, receiver 703, memory 704 and communication
Bus 705；Wherein, the processor 701 that the terminal includes is the processor 110 in Fig. 1, and transmitter 702 and receiver 703 are
The radio frequency unit 101 in Fig. 1 is formed, memory 704 is the memory 109 in Fig. 1；
The communication bus 705, for realizing the connection communication between the processor 701 and the memory 704；
The transmitter 702, for after detecting into monitored area, launching to all directions corresponding to destination object
Radiofrequency signal, activate electronic tag corresponding to each destination object；
The receiver 703, for receiving reflection power corresponding to each electronic tag in the electronic tag, receive
More new command, and receive and delete instruction；
The processor 701, for performing the finder stored in the memory 704, to realize following steps：
According to the reflection power, first object object and the second destination object are determined；Wherein, the first object object
It is the destination object at two boundary positions with second destination object；Obtain the first object object and second mesh
Angle information corresponding to object is marked, and according to the angle information and default computation rule, determines the first object object pair
The positional information answered.
Optionally, after the processor 701 determines positional information corresponding to the first object object, it is additionally operable to perform
The finder, to realize following steps：
When the positional information according to corresponding to the first object object finds the first object object, receive and read
Instruction, read operation is performed to electronic tag corresponding to the first object object, read corresponding to the first object object
Essential information.
Optionally, after the processor 701 reads essential information corresponding to the first object object, it is additionally operable to perform
The finder, to realize following steps：
According to the more new command, default application program is run, to electronic tag corresponding to the first object object
State is updated；Or instructed according to described delete, delete and believe substantially corresponding to the first object object read
Breath.
Optionally, the processor 701 is specifically used for performing the finder, to realize following steps：
The maximum reflection power of performance number in the reflection power is defined as the first reflection power, the first transmitting work(
Destination object corresponding to rate is defined as the first object object；Performance number in the reflection power is only smaller than or equal to described
The reflection power of first reflection power is defined as the second reflection power, and destination object corresponding to second reflection power is defined as
Second destination object.
A kind of terminal provided in an embodiment of the present invention, terminal are launched after detecting into monitored area to all directions
Radiofrequency signal corresponding to destination object, activate electronic tag corresponding to each destination object；Receive each in electronic tag
Reflection power corresponding to electronic tag, and according to reflection power, determine first object object and the second destination object；Wherein,
One destination object and the second destination object are the destination object at two boundary positions；Obtain first object object and the second target
Angle information corresponding to object, and according to angle information and default computation rule, determine that position corresponding to first object object is believed
Breath.That is, in the technical scheme of the embodiment of the present invention, terminal can quickly determine the relative position of destination object, real
Show the fast positioning to destination object, improve the accuracy rate of positioning.
The embodiment of the present invention additionally provides a kind of computer-readable recording medium, described computer-readable applied to terminal
Storage medium is stored with finder, and the finder can be executed by processor, to realize above-mentioned localization method.Computer can
It can be volatile memory (volatile memory) to read storage medium, such as random access memory (Random-
Access Memory, RAM)；Or nonvolatile memory (non-volatile memory), such as read-only storage
(Read-Only Memory, ROM), flash memory (flash memory), hard disk (Hard Disk Drive, HDD) or solid
State hard disk (Solid-State Drive, SSD)；Can also be the respective equipment for including one of above-mentioned memory or any combination,
Such as mobile phone, computer, tablet device, personal digital assistant.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Other identical element also be present in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme is substantially done to prior art in other words
Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions to cause a station terminal (can be mobile phone, computer, service
Device, air conditioner, or network equipment etc.) perform method described in each embodiment of the present invention.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot
Form, these are belonged within the protection of the present invention.
Claims (10)
1. a kind of localization method, it is characterised in that methods described includes：
When detect enter monitored area after, to all directions transmitting destination object corresponding to radiofrequency signal, activate each mesh
Mark electronic tag corresponding to object；
Reflection power corresponding to each electronic tag in the electronic tag is received, and according to the reflection power, determines
One destination object and the second destination object；Wherein, the first object object and second destination object are two boundary bits
Put the destination object at place；
Obtain angle information corresponding to the first object object and second destination object, and according to the angle information and
Default computation rule, determines positional information corresponding to the first object object.
2. according to the method for claim 1, it is characterised in that described to determine position letter corresponding to the first object object
After breath, methods described also includes：
When the positional information according to corresponding to the first object object finds the first object object, receive reading and refer to
Order, read operation is performed to electronic tag corresponding to the first object object, reads base corresponding to the first object object
This information.
3. according to the method for claim 2, it is characterised in that described read is believed substantially corresponding to the first object object
After breath, methods described also includes：
More new command is received, according to the more new command, default application program is run, to electric corresponding to the first object object
The state of subtab is updated.
4. according to the method for claim 2, it is characterised in that described read is believed substantially corresponding to the first object object
After breath, methods described also includes：
Receive and delete instruction, instructed according to described delete, delete essential information corresponding to the first object object read.
5. according to the method for claim 1, it is characterised in that described to receive each electronic tag in the electronic tag
Corresponding reflection power, and according to the reflection power, first object object and the second destination object are determined, including：
The maximum reflection power of performance number in the reflection power is defined as the first reflection power, first transmission power pair
The destination object answered is defined as the first object object；
Performance number in the reflection power is only smaller than or to be defined as second anti-equal to the reflection power of first reflection power
Power is penetrated, destination object corresponding to second reflection power is defined as second destination object.
6. a kind of terminal, it is characterised in that the terminal includes：Processor, memory, transmitter, receiver and communication are total
Line；
The communication bus, for realizing the connection communication between the processor and the memory；
The transmitter, for after detecting into monitored area, believing to radio frequency corresponding to all directions transmitting destination object
Number, activate electronic tag corresponding to each destination object；
The receiver, for receiving reflection power corresponding to each electronic tag in the electronic tag, receive renewal and refer to
Order, and receive and delete instruction；
The processor, for performing the finder stored in the memory, to realize following steps：
According to the reflection power, first object object and the second destination object are determined；Wherein, the first object object and institute
The second destination object is stated as the destination object at two boundary positions；Obtain the first object object and second target pair
As corresponding angle information, and according to the angle information and default computation rule, determine corresponding to the first object object
Positional information.
7. terminal according to claim 6, it is characterised in that the processor is determined corresponding to the first object object
After positional information, it is additionally operable to perform the finder, to realize following steps：
When the positional information according to corresponding to the first object object finds the first object object, receive reading and refer to
Order, read operation is performed to electronic tag corresponding to the first object object, reads base corresponding to the first object object
This information.
8. terminal according to claim 7, it is characterised in that the processor is read corresponding to the first object object
After essential information, it is additionally operable to perform the finder, to realize following steps：
According to the more new command, default application program is run, to the state of electronic tag corresponding to the first object object
It is updated；Or instructed according to described delete, delete essential information corresponding to the first object object read.
9. terminal according to claim 6, it is characterised in that the processor is specifically used for performing the finder,
To realize following steps：
The maximum reflection power of performance number in the reflection power is defined as the first reflection power, first transmission power pair
The destination object answered is defined as the first object object；Performance number in the reflection power is only smaller than or equal to described first
The reflection power of reflection power is defined as the second reflection power, and destination object corresponding to second reflection power is defined as described
Second destination object.
10. a kind of computer-readable recording medium, it is characterised in that applied to terminal, the computer-readable recording medium is deposited
Finder is contained, the finder is executed by processor, to realize the method described in claim 1-5.
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| CN112665166A (en) * | 2020-12-18 | 2021-04-16 | 珠海格力电器股份有限公司 | Position determination method and device and multi-device system |
| CN113810445A (en) * | 2020-06-16 | 2021-12-17 | 香港理工大学深圳研究院 | Radio frequency identification method, radio frequency identification device and server |
| CN114830757A (en) * | 2020-03-20 | 2022-07-29 | Oppo广东移动通信有限公司 | Electronic tag positioning method, electronic equipment and electronic tag |
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