CN109121199A - Localization method, positioning device, mobile terminal and storage medium - Google Patents
Localization method, positioning device, mobile terminal and storage medium Download PDFInfo
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- CN109121199A CN109121199A CN201810912236.0A CN201810912236A CN109121199A CN 109121199 A CN109121199 A CN 109121199A CN 201810912236 A CN201810912236 A CN 201810912236A CN 109121199 A CN109121199 A CN 109121199A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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Abstract
The embodiment of the present application discloses a kind of localization method, positioning device, mobile terminal and storage medium, this method is applied to neighbouring sensing network NAN, first wireless device and the second wireless device form NAN, this method comprises: whether the detection of the first wireless device receives the perception message of the second wireless device transmission in preset duration；If it is not, the first wireless device obtains the perception message of the second wireless device last time transmission；The perception message that first wireless device is sent based on the second wireless device last time determines the position of the second wireless device.The embodiment of the present application can improve the accuracy of positioning by NAN.
Description
Technical field
The present invention relates to technical field of mobile terminals, and in particular to a kind of localization method, positioning device, mobile terminal and
Storage medium.
Background technique
Currently, children lose in order to prevent, children can generally wear smartwatch, and smartwatch can pass through global location
System (Global Positioning System, GPS) position children location information, and can children distance farther out when
It is sounded an alarm to the equipment of parent.
Since the error of GPS positioning is larger, is positioned by the way of GPS, there are problems that position inaccurate.
Summary of the invention
The embodiment of the present application provides a kind of localization method, positioning device, mobile terminal and storage medium, can pass through
NAN improves the accuracy of positioning.
The embodiment of the present application first aspect provides a kind of localization method, and the method is applied to neighbouring sensing network NAN, the
One wireless device and the second wireless device form the NAN, which comprises
Whether the first wireless device detection receives the perception that second wireless device is sent in preset duration
Message；
If it is not, first wireless device obtains the perception message of the second wireless device last time transmission；
The perception message that first wireless device is sent based on the second wireless device last time determines described second
The position of wireless device.
The embodiment of the present application second aspect provides a kind of localization method, and the method is applied to neighbouring sensing network NAN, the
One wireless device and the second wireless device form the NAN, which comprises
Second wireless device and first wireless device carry out ranging and interacts, obtain first wireless device and
The distance between described second wireless device；
Second wireless device sends perception message to first wireless device, and the perception information carries described the
The distance between one wireless device and second wireless device.
The embodiment of the present application third aspect provides a kind of positioning device, and the positioning device is applied to neighbouring sensing network
NAN, the first wireless device and the second wireless device form the NAN, the positioning device include detection unit, acquiring unit and
Determination unit；Wherein:
The detection unit, for detecting the perception for whether receiving second wireless device in preset duration and sending
Message；
The acquiring unit, for not receiving second nothing in the preset duration when detection unit detection
When the perception message that line equipment is sent, the perception message of the second wireless device last time transmission is obtained；
The determination unit, the perception message for being sent based on the second wireless device last time determine described second
The position of wireless device.
The embodiment of the present application fourth aspect provides a kind of positioning device, and the positioning device is applied to neighbouring sensing network
NAN, the first wireless device and the second wireless device form the NAN, and the positioning device includes distance measuring unit and transmission unit；
Wherein:
The distance measuring unit interacts for carrying out ranging with first wireless device, obtains first wireless device
The distance between described second wireless device；
The transmission unit perceives message for sending to first wireless device, described in the perception information carrying
The distance between first wireless device and second wireless device.
The 5th aspect of the embodiment of the present application provides a kind of mobile terminal, including processor and memory, the memory
For storing one or more programs, one or more of programs are configured to be executed by the processor, described program packet
It includes for executing the step some or all of as described in the embodiment of the present application first aspect either method.
The 6th aspect of the embodiment of the present application provides a kind of mobile terminal, including processor and memory, the memory
For storing one or more programs, one or more of programs are configured to be executed by the processor, described program packet
It includes for executing the step some or all of as described in the embodiment of the present application second aspect either method.
The 7th aspect of the embodiment of the present application provides a kind of computer readable storage medium, the computer readable storage medium
For storing the computer program of electronic data interchange, wherein the computer program executes computer as the application is real
Some or all of apply described in a first aspect either method step.
The embodiment of the present application eighth aspect provides a kind of computer readable storage medium, the computer readable storage medium
For storing the computer program of electronic data interchange, wherein the computer program executes computer as the application is real
Some or all of apply described in a second aspect either method step.
The 9th aspect of the embodiment of the present application provides a kind of computer program product, and the computer program product includes storage
The non-transient computer readable storage medium of computer program, the computer program are operable to execute computer such as
Step some or all of described in the embodiment of the present application first aspect either method.
The tenth aspect of the embodiment of the present application provides a kind of computer program product, and the computer program product includes storage
The non-transient computer readable storage medium of computer program, the computer program are operable to execute computer such as
Step some or all of described in the embodiment of the present application first aspect either method.
In the embodiment of the present application, whether the detection of the first wireless device receives the transmission of the second wireless device in preset duration
Perception message；If it is not, the first wireless device obtains the perception message of the second wireless device last time transmission；First wireless device
The position of the second wireless device is determined based on the perception message that the second wireless device last time sent, wherein the first wireless device
Neighbouring sensing network NAN is formed with the second wireless device.In the embodiment of the present application, the first wireless device can be in preset duration
When being not received by the perception message of the second wireless device transmission, positioned by the perception message that the second wireless device last time sent
The position of second wireless device can position the position of the second wireless device, compared with using GPS positioning, Ke Yiti by NAN
The accuracy of height positioning.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is NAN network architecture schematic diagram disclosed in the embodiment of the present application；
Fig. 2 is a kind of flow diagram of localization method disclosed in the embodiment of the present application；
Fig. 3 is the flow diagram of another kind localization method disclosed in the embodiment of the present application；
Fig. 4 is the flow diagram of another kind localization method disclosed in the embodiment of the present application；
Fig. 5 is a kind of structural schematic diagram of positioning device disclosed in the embodiment of the present application；
Fig. 6 is the structural schematic diagram of another kind positioning device disclosed in the embodiment of the present application；
Fig. 7 is a kind of structural schematic diagram of mobile terminal disclosed in the embodiment of the present application；
Fig. 8 is the structural schematic diagram of another kind mobile terminal disclosed in the embodiment of the present application；
Fig. 9 is the structural schematic diagram of another mobile terminal disclosed in the embodiment of the present application.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Description and claims of this specification and term " first " in above-mentioned attached drawing, " second " etc. are for distinguishing
Different objects, are not use to describe a particular order.In addition, term " includes " and " having " and their any deformations, it is intended that
It is to cover and non-exclusive includes.Such as the process, method, system, product or equipment for containing a series of steps or units do not have
It is defined in listed step or unit, but optionally further comprising the step of not listing or unit, or optionally also wrap
Include other step or units intrinsic for these process, methods, product or equipment.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Mobile terminal involved by the embodiment of the present application may include the various handheld devices with wireless communication function,
Mobile unit, wearable device calculate equipment or are connected to other processing equipments and various forms of radio modem
User equipment (User Equipment, UE), mobile station (Mobile Station, MS), terminal device (terminal
Device) etc..For convenience of description, apparatus mentioned above is referred to as mobile terminal.
It describes in detail below to the embodiment of the present application.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of NAN network disclosed in the embodiment of the present application.
Neighbouring sensing network (Neighbor Awareness Network, NAN) is based on Wireless Fidelity (Wireless-
Fidelity, Wi-Fi) technology network, NAN network has the characteristics that real-time and low in energy consumption.As shown in Figure 1, the NAN network
Including at least two NAN equipment, as shown in Figure 1, A, B, C, D, E are the wireless devices in NAN network.
NAN equipment may include vehicle termination, user equipment (User Equipment, UE), mobile station (Mobile
Station, MS), the electronic equipment with communication function such as terminal device (terminal device).
NAN network is used for certain Internet protocols and connects together neighbouring equipment.NAN in NAN is set
It is standby to may belong to different proprietary network infrastructure (for example, different mobile carrier waves).Even if two NAN equipment are geographically
It is close, the communication path between them may actually also pass through over long distances, from local area network (Local Area Network,
LAN it) sets out through internet, and reaches another LAN.NAN network attention is in each other in some distance (for example, WiFi connection
Distance) in NAN equipment between two-way communication.
The discovery agreement used in WiFi network enables NAN equipment to notice their own (for example, by sending hair
Now grouping or message) and discovery is supplied by other NAN equipment service (for example, by send page or inquiry packets or
Person's message), while ensuring secure communication and/or low power consumption.In addition, NAN equipment can by service-specific information (for example,
Network address, photo, video etc.) it is sent to other NAN equipment.One or more NAN equipment in NAN network, which can send to synchronize, to disappear
Breath, to coordinate one or more availability windows of the NAN communication between devices in NAN network.
In NAN network, a discovery window is set in general every 512 time quantums (time unit, TU)
(discovery window, DW), wherein the duration of a TU is about that the duration of 1024 μ s, DW is generally
Generally a DW is arranged every 496 TU in 16TU.NAN equipment can send sync beacon frame (sync beacon) during DW
Message, so that the equipment in NAN network is realized and synchronized.
During DW, NAN equipment can complete service discovery, it can new NAN equipment is added in NAN network.When
When one wireless device receives the sync beacon frame message that the NAN equipment in other one or more NAN networks is sent
Choose whether the NAN network of other side to be added.In sync beacon frame message, identification information, the network letter of NAN network are generally comprised
Cease (for example, number of devices in NAN network) etc..
Wherein, there is no stringent master-slave relationships for the NAN equipment in NAN network.During DW, NAN network can choose
In other NAN equipment and other broadcast by wireless devices sync beacon frame messages into NAN network of a NAN equipment, with
It realizes the equipment in NAN network to synchronize, and completes service discovery.
The network architecture disclosed in the embodiment of the present application can realize data sharing by NAN, can be quickly fixed by NAN
The position of position itself.
Referring to Fig. 2, Fig. 2 is a kind of flow diagram of localization method disclosed in the embodiment of the present application, as shown in Fig. 2,
The localization method includes the following steps.
201, the second wireless device carries out ranging with the first wireless device and interacts, and obtains the first wireless device and second wirelessly
The distance between equipment.
In the embodiment of the present application, the second wireless device does not have global positioning system (Global Positioning
System, GPS) function, the position of itself can not be positioned by GPS module.Second wireless device can not be inserted into user identity knowledge
(Subscriber Identification Module, SIM) does not block, and the first wireless device does not have the function of mobile digital telephone
Can, the second wireless device can not be conversed with the first wireless device.Since the second wireless device does not have GPS function, can not also be inserted into
SIM card, cost is relatively low for the second wireless device.Second wireless device is added after NAN, since the power consumption itself in NAN is lower,
The power consumption of second wireless device is lower, and the second wireless device can work for a long time.
Same NAN network is all added in first wireless device and the second wireless device, which can be only to allow the first nothing
Line equipment and the second wireless device are added, and can forbid other wireless devices that the NAN network is added.
The embodiment of the present application is suitable for scene of the parent with children.Wherein, parent wears the first wireless device, and children wear
Second wireless device.First wireless device can be the electronic equipments such as mobile phone, and the second wireless device, which can be not, has GPS function
And the wearable device of SIM card can not be inserted into.
First wireless device and the second wireless device can negotiate range measurement principle, ranging protocol, ranging parameters demand.According to
The range measurement principle of negotiation, ranging protocol, ranging parameters demand measure the distance between the first wireless device and the second wireless device.
Wherein, range measurement principle may include precise time measurement (fine timing measurement, FTM) principle, three
Angle range measurement principle etc., ranging parameters demand may include ranging range, range accuracy etc..
Wherein, step 201 can be executed periodically, the second wireless device can periodically with the first wireless device into
Row ranging interaction.It is interacted for example, the second wireless device carries out ranging with the first wireless device every 2048 time quantums.
Optionally, step 201 can specifically include following steps:
(11) second wireless devices are measured to the first wireless device transmission range and are requested；First wireless device is for receiving
Rear to ranging request is replied message to the transmission of the second wireless device for the ranging of ranging request, and first wirelessly sets
Standby the first moment for being also used to record the first wireless device and being replied message to the transmission ranging of the second wireless device；
(12) second wireless devices determine that the ranging for receiving the transmission of the first wireless device replies message, and record and receive
The second moment that ranging replies message；
(13) second wireless devices send the confirmation response message replied message for ranging to the first wireless device, and remember
Record sends the third moment of confirmation response message；First wireless device is also used to record the first wireless device and receives confirmation response
4th moment of message, the first wireless device are also used to send ranging message to the second wireless device, and ranging message includes first
Moment and the 4th moment；
(14) second wireless devices propagate speed according to the first moment, the second moment, third moment, the 4th moment and signal
It spends and determines the distance between the first wireless device and the second wireless device.
In the embodiment of the present application, the second wireless device according to the first moment, the second moment, third moment, the 4th moment with
And signal velocity determines the distance between the first wireless device and the second wireless device specifically:
Second wireless device calculates the distance between the first wireless device and the second wireless device according to following formula:
S=[(t2-t1)+(t4-t3)]×c/2；
Wherein, t1For the first moment, t2For the second moment, t3For third moment, t4For the 4th moment, c is that signal propagates speed
Degree, S are the distance between the first wireless device and the second wireless device.
202, the second wireless device sends perception message to the first wireless device, which carries the first wireless device
The distance between second wireless device.
In the embodiment of the present application, perception message can also include the device identification of the second wireless device, the second wireless device
The first wireless device can be told by sending perception message to the first wireless device, which is still within NAN at present
In network.After first wireless device receives the perception message of the second wireless device transmission, currently transmitted perception will record
The distance between current first wireless device and the second wireless device in message, it is wireless that the first wireless device can't reply second
Equipment message.
Wherein, step 202 can be executed periodically.
203, whether the detection of the first wireless device receives the perception message of the second wireless device transmission in preset duration.
In the embodiment of the present application, preset duration can be set in advance and be stored in the memory of the first wireless device
In (for example, nonvolatile memory).Wherein, preset duration is greater than the second wireless device and disappears to the transmission perception of the first wireless device
The period of breath.Preset duration can be determined according to the age of the wearer of the second wireless device, gender, personality etc. are comprehensive.
Optionally, the size of preset duration can be determined according to the age of the wearer of the second wireless device.It is general and
Speech, the age of the wearer of the second wireless device is bigger, and preset duration can be set bigger.For example, if second wirelessly sets
The age of standby wearer is in 3-5 years old, and preset duration can be set to 10 seconds；If the year of the wearer of the second wireless device
Age is in 5-8 years old, and preset duration can be set to 20 seconds；If the age of the wearer of the second wireless device is in 8-12 years old,
Preset duration can be set to 30 seconds.
Optionally, the size of preset duration can also be determined according to the personality of the wearer of the second wireless device, generally
For, for the wearer active for personality, preset duration be can be set relatively long, for introverted wearer
For, preset duration can be set relatively short.
204, if it is not, the first wireless device obtains the perception message of the second wireless device last time transmission.
205, the perception message that the first wireless device is sent based on the second wireless device last time determines the second wireless device
Position.
In the embodiment of the present application, if the first wireless device is not received by the transmission of the second wireless device in preset duration
Perception message, then the first wireless device obtain the second wireless device last time send perception message.It wirelessly sets due to second
The second wireless device last time first wireless device and the when sending perception message is carried in the standby last perception message sent
The distance between two wireless devices, first when the first wireless device can send perception message according to the second wireless device last time
The distance between wireless device and the second wireless device determine the position of the second wireless device.
In general, if the first wireless device is not received by the perception of the second wireless device transmission in preset duration
Message, it is likely that be the second wireless device departing from NAN network, it is also possible to be the second wireless device due to equipment fault
(for example, the communication module of the second equipment breaks down), it is also possible to be the second equipment power supply it is out of power.First wireless device can
It is wireless with help first to be positioned according to the position of the second wireless device of the last time acquisition to the second wireless device
Equipment quickly finds the second wireless device.
Optionally, step 205 can specifically include following steps:
First wireless device is based on the distance between the first wireless device and the second wireless device and the first wireless device
Location information determine the position of the second wireless device.
In the embodiment of the present application, it is true that the first wireless device is based on the distance between the first wireless device and the first wireless device
The location information of fixed second wireless device, specifically:
First wireless device obtains the location information of the first wireless device, is circle with the position of the first wireless device, the
The distance between one wireless device and the second wireless device are that radius forms circumference, and the first wireless device chooses a bit on circumference
For the position of the second wireless device.
Optionally, after executing step 205, following steps can also be performed:
(21) if the first wireless device receives the perception message of the second wireless device transmission, the first nothing in preset duration
Line equipment determines the distance between the first wireless device and the second wireless device based on the perception message that the second wireless device is sent；
(22) if the distance between the first wireless device and the second wireless device are greater than pre-determined distance threshold value, first is wirelessly set
Standby output prompt information.
In the embodiment of the present application, pre-determined distance threshold value can be set in advance and be stored in the storage of the first wireless device
In device (for example, nonvolatile memory).Pre-determined distance threshold value set according to locating scene.
For example, if the wearer of the carrier of the first wireless device and the second wireless device be in railway station, subway station,
When the biggish scene of the flows of the people such as market, pre-determined distance threshold value be can be set smaller, for example, pre-determined distance threshold value can be set
It is 3 meters.
If the wearer of the carrier of the first wireless device and the second wireless device be in park, natatorium, etc. the stream of peoples
When measuring relatively small scene, pre-determined distance threshold value be can be set larger, for example, pre-determined distance threshold value can be set to 10
Rice.
Wherein, prompt information can be text information, any one or two kinds of combinations in voice messaging.
In the embodiment of the present application, when the first wireless device knows the distance between the first wireless device and the second wireless device
When more than pre-determined distance threshold value, the first wireless device can export prompt information to remind carrier's (ratio of the first wireless device
Such as, parent), the first wireless device of wearer (for example, children) distance of the second wireless device farther out, causes the first wireless device
Carrier attention.
Optionally, the first wireless device can also periodically show current first wireless device and the second wireless device it
Between distance, so as to the first wireless device carrier can the second wireless device of regular monitoring wearer.
Optionally, after performing step 204, following steps can also be performed:
If the first wireless device does not receive the perception message of the second wireless device transmission in preset duration, first is wireless
Equipment sends a warning.
In the embodiment of the present application, warning information can be text information, any one or two kinds of combinations in voice messaging.Alarm
Information can remind the wearer of the carrier of the first wireless device second wireless device that may wander away, to remind first in time
The carrier of wireless device finds the wearer of the second wireless device.
In the embodiment of the present application, the first wireless device can be not received by the transmission of the second wireless device in preset duration
Perception message when, pass through the second wireless device last time send perception message positioning the second wireless device position, Ke Yitong
Crossing the position that NAN positions the second wireless device can be improved the accuracy of positioning compared with using GPS positioning.
Referring to Fig. 3, Fig. 3 is the flow diagram of another kind localization method disclosed in the embodiment of the present application, such as Fig. 3 institute
Show, which includes the following steps.
301, whether the detection of the first wireless device receives the perception message of the second wireless device transmission in preset duration.
302, if it is not, the first wireless device obtains the perception message of the second wireless device last time transmission.
303, the perception message that the first wireless device is sent based on the second wireless device last time determines the second wireless device
Position.
Step 301 to step 303 in the embodiment of the present application may refer to step 203 shown in Fig. 2 to step 205, this
Place repeats no more.
In the embodiment of the present application, the first wireless device can be not received by the transmission of the second wireless device in preset duration
Perception message when, pass through the second wireless device last time send perception message positioning the second wireless device position, Ke Yitong
Crossing the position that NAN positions the second wireless device can be improved the accuracy of positioning compared with using GPS positioning.
Referring to Fig. 4, Fig. 4 is the flow diagram of another kind localization method disclosed in the embodiment of the present application, such as Fig. 4 institute
Show, which includes the following steps.
401, the second wireless device carries out ranging with the first wireless device and interacts, and obtains the first wireless device and second wirelessly
The distance between equipment.
402, the second wireless device sends perception message to the first wireless device, which carries the first wireless device
The distance between second wireless device.
Wherein, step 401 and step 402 can be executed periodically.
Step 401 to step 402 in the embodiment of the present application may refer to step 201 shown in Fig. 2 to step 202, this
Place repeats no more.
In the embodiment of the present application, the second wireless device can send perception message to the first wireless device, can be periodical
The position that itself is reported to the first wireless device so that the perception message that the first wireless device can be reported according to the second equipment
The accurately position of the second wireless device of positioning, can be improved the accuracy of positioning.
It is above-mentioned that mainly the scheme of the embodiment of the present application is described from the angle of method side implementation procedure.It is understood that
, in order to realize the above functions, it comprises execute the corresponding hardware configuration of each function and/or software mould for mobile terminal
Block.Those skilled in the art should be readily appreciated that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, the present invention can be realized with the combining form of hardware or hardware and computer software.Some function actually with
Hardware or computer software drive the mode of hardware to execute, the specific application and design constraint item depending on technical solution
Part.Professional technician can specifically realize described function to each using distinct methods, but this reality
Now it should not be considered as beyond the scope of the present invention.
The embodiment of the present application can carry out the division of functional unit according to above method example to mobile terminal, for example, can
With each functional unit of each function division of correspondence, two or more functions can also be integrated in a processing unit
In.Above-mentioned integrated unit both can take the form of hardware realization, can also realize in the form of software functional units.It needs
It is noted that be schematical, only a kind of logical function partition to the division of unit in the embodiment of the present application, it is practical real
It is current that there may be another division manner.
Referring to Fig. 5, Fig. 5 is a kind of structural schematic diagram of positioning device disclosed in the embodiment of the present application.The positioning device
Applied to neighbouring sensing network NAN, the first wireless device and the second wireless device form NAN, which includes detection
Unit 501, acquiring unit 502 and determination unit 503；Wherein:
Detection unit 501, for detecting the perception message for whether receiving the transmission of the second wireless device in preset duration.
Acquiring unit 502, for being sent when the detection of detection unit 501 does not receive the second wireless device in preset duration
Perception message when, obtain the second wireless device last time send perception message.
Determination unit 503, the perception message for being sent based on the second wireless device last time determine the second wireless device
Position.
Optionally, the perception message that the second wireless device last time sent includes the first wireless device and the second wireless device
The distance between；The perception message that determination unit 503 is sent based on the second wireless device last time determines the second wireless device
Position, specifically:
Determination unit 503 is based on the distance between the first wireless device and the second wireless device and the first wireless device
Location information determines the position of the second wireless device.
Optionally, which further includes output unit 504.
Determination unit 503 is also used to receive the transmission of the second wireless device in preset duration when the first wireless device
When perceiving message, the perception message sent based on the second wireless device is determined between the first wireless device and the second wireless device
Distance；
Output unit 504, for being greater than when the distance between 503 first wireless device of determination unit and the second wireless device
When pre-determined distance threshold value, prompt information is exported.
Optionally, which further includes processing unit 505.
Processing unit 505, for not receiving the transmission of the second wireless device in preset duration when the first wireless device
When perceiving message, send a warning.
Implement positioning device shown in fig. 5, the sense of the second wireless device transmission can be not received by preset duration
When knowing message, the position of the second wireless device is positioned by the perception message that the second wireless device last time sent, can pass through NAN
The accuracy of positioning can be improved compared with using GPS positioning in the position for positioning the second wireless device.
Referring to Fig. 6, Fig. 6 is the structural schematic diagram of another kind positioning device disclosed in the embodiment of the present application.Positioning dress
It sets and is applied to neighbouring sensing network NAN, the first wireless device and the second wireless device form NAN, which includes surveying
Away from unit 601 and transmission unit 602；Wherein:
Distance measuring unit 601 is interacted for carrying out ranging with the first wireless device, obtains the first wireless device and second wirelessly
The distance between equipment.
Transmission unit 602, for the first wireless device send perception message, perception information carry the first wireless device with
The distance between second wireless device.
Optionally, distance measuring unit 601 is interacted with the progress ranging of the first wireless device, obtains the first wireless device and the second nothing
The distance between line equipment, comprising:
Distance measuring unit 601 is measured to the first wireless device transmission range and is requested；First wireless device be used for receive away from
Rear from measurement request is replied message to the transmission of the second wireless device for the ranging of ranging request, and the first wireless device is also
The first moment that ranging replies message is sent to the second wireless device for recording the first wireless device；
Distance measuring unit 601 determines that the ranging for receiving the transmission of the first wireless device replies message, and records and receive ranging
The second moment replied message；
Distance measuring unit 601 sends the confirmation response message replied message for ranging to the first wireless device, and records hair
Send the third moment of confirmation response message；First wireless device is also used to record the first wireless device and receives confirmation response message
The 4th moment, the first wireless device be also used to the second wireless device send ranging message, ranging message include the first moment
With the 4th moment；
Distance measuring unit 601 is true according to the first moment, the second moment, third moment, the 4th moment and signal velocity
Fixed the distance between first wireless device and the second wireless device.
Implement positioning device shown in fig. 6, perception message can be sent to the first wireless device, it can be periodically to the
One wireless device reports the position of itself, so that the perception message that the first wireless device can be reported according to the second equipment is accurate
The accuracy of positioning can be improved in the position for positioning the second wireless device.
Referring to Fig. 7, Fig. 7 is a kind of structural schematic diagram of mobile terminal disclosed in the embodiment of the present application.As shown in fig. 7,
The mobile terminal 700 includes processor 701 and memory 702, wherein mobile terminal 700 can also include bus 703, processing
Device 701 and memory 702 can be connected with each other by bus 703, and bus 703 can be Peripheral Component Interconnect standard
(Peripheral Component Interconnect, abbreviation PCI) bus or expanding the industrial standard structure (Extended
Industry Standard Architecture, abbreviation EISA) bus etc..It is total that bus 703 can be divided into address bus, data
Line, control bus etc..Only to be indicated with a thick line in Fig. 7, it is not intended that an only bus or a type convenient for indicating
The bus of type.Wherein, mobile terminal 700 can also include wireless communication module 704, and wireless communication module 704 may include
WiFi module.Mobile terminal 700 can also input-output equipment, input-output equipment may include display including display screen etc.
Screen, such as liquid crystal display.Memory 702 is used to store one or more programs comprising instruction；Processor 701 is for calling
Method and step some or all of in the above-mentioned Fig. 1 to Fig. 4 of the instruction execution being stored in memory 702.
Mobile terminal shown in Fig. 7 can be a kind of possible hardware configuration of the first wireless device.
Implement mobile terminal shown in Fig. 7, the sense of the second wireless device transmission can be not received by preset duration
When knowing message, the position of the second wireless device is positioned by the perception message that the second wireless device last time sent, can pass through NAN
The accuracy of positioning can be improved compared with using GPS positioning in the position for positioning the second wireless device.
Referring to Fig. 8, Fig. 8 is the structural schematic diagram of another kind mobile terminal disclosed in the embodiment of the present application.Such as Fig. 8 institute
Show, which includes processor 801 and memory 802, wherein mobile terminal 800 can also include bus 803, place
Reason device 801 and memory 802 can be connected with each other by bus 803, and bus 803 can be Peripheral Component Interconnect standard
(Peripheral Component Interconnect, abbreviation PCI) bus or expanding the industrial standard structure (Extended
Industry Standard Architecture, abbreviation EISA) bus etc..It is total that bus 803 can be divided into address bus, data
Line, control bus etc..Only to be indicated with a thick line in Fig. 8, it is not intended that an only bus or a type convenient for indicating
The bus of type.Wherein, mobile terminal 800 can also include wireless communication module 804, and wireless communication module 804 may include
WiFi module.Mobile terminal 800 can also input-output equipment, input-output equipment may include display including display screen etc.
Screen, such as liquid crystal display.Memory 802 is used to store one or more programs comprising instruction；Processor 801 is for calling
Method and step some or all of in the above-mentioned Fig. 1 to Fig. 4 of the instruction execution being stored in memory 802.
Mobile terminal shown in Fig. 8 can be a kind of possible hardware configuration of the second wireless device.
Implement mobile terminal shown in Fig. 8, perception message can be sent to the first wireless device, it can be periodically to the
One wireless device reports the position of itself, so that the perception message that the first wireless device can be reported according to the second equipment is accurate
The accuracy of positioning can be improved in the position for positioning the second wireless device.
The embodiment of the present application also provides another mobile terminals, as shown in figure 9, for ease of description, illustrate only with
The relevant part of the embodiment of the present application, it is disclosed by specific technical details, please refer to the embodiment of the present application method part.The movement
Terminal can be include mobile phone, tablet computer, PDA (Personal Digital Assistant, personal digital assistant), POS
Any terminal device such as (Point of Sales, point-of-sale terminal), vehicle-mounted computer, by taking mobile terminal is mobile phone as an example:
Fig. 9 shows the block diagram of the part-structure of mobile phone relevant to mobile terminal provided by the embodiments of the present application.Ginseng
Fig. 9 is examined, mobile phone includes: radio frequency (Radio Frequency, RF) circuit 910, memory 920, input unit 930, display unit
940, sensor 950, voicefrequency circuit 960, Wireless Fidelity (Wireless Fidelity, WiFi) module 970, processor 980,
And the equal components of power supply 990.It will be understood by those skilled in the art that handset structure shown in Fig. 9 is not constituted to mobile phone
It limits, may include perhaps combining certain components or different component layouts than illustrating more or fewer components.
It is specifically introduced below with reference to each component parts of the Fig. 9 to mobile phone:
RF circuit 910 can be used for sending and receiving for information.In general, RF circuit 910 includes but is not limited to antenna, at least one
A amplifier, transceiver, coupler, low-noise amplifier (Low Noise Amplifier, LNA), duplexer etc..In addition,
RF circuit 910 can also be communicated with network and other equipment by wireless communication.Any communication can be used in above-mentioned wireless 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 it is point more
Location (Code Division Multiple Access, CDMA), wideband code division multiple access (Wideband Code Division
Multiple Access, WCDMA), long term evolution (Long Term Evolution, LTE), Email, short message service
(Short Messaging Service, SMS) etc..
Memory 920 can be used for storing software program and module, and processor 980 is stored in memory 920 by operation
Software program and module, thereby executing the various function application and data processing of mobile phone.Memory 920 can mainly include
Storing program area and storage data area, wherein storing program area can application journey needed for storage program area, at least one function
Sequence etc.；Storage data area, which can be stored, uses created data etc. according to mobile phone.In addition, memory 920 may include high speed
Random access memory, can also include nonvolatile memory, a for example, at least disk memory, flush memory device or
Other volatile solid-state parts.
Input unit 930 can be used for receiving the number or character information of input, and generate with the user setting of mobile phone with
And the related key signals input of function control.Specifically, input unit 930 may include fingerprint recognition mould group 931 and other are defeated
Enter equipment 932.Fingerprint recognition mould group 931 can acquire the finger print data of user on it.In addition to fingerprint recognition mould group 931, input
Unit 930 can also include other input equipments 932.Specifically, other input equipments 932 can include but is not limited to touch-control
One of screen, physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc.
Or it is a variety of.
Display unit 940 can be used for showing information input by user or be supplied to user information and mobile phone it is various
Menu.Display unit 940 may include display screen 941, optionally, can use liquid crystal display (Liquid Crystal
Display, LCD), the forms such as organic or inorganic light emitting diode (Organic Light-Emitting Diode, OLED) come
Configure display screen 941.
Mobile phone may also include at least one sensor 950, such as optical sensor, motion sensor, pressure sensor, temperature
Sensor and other sensors.Specifically, optical sensor may include ambient light sensor (also referred to as light sensor) and connect
Nearly sensor, wherein ambient light sensor can adjust the backlight illumination of mobile phone according to the light and shade of ambient light, and then adjust aobvious
The brightness of display screen 941, proximity sensor can close display screen 941 and/or backlight when mobile phone is moved in one's ear.As movement
One kind of sensor, accelerometer sensor can detect the size of (generally three axis) acceleration in all directions, can examine when static
Size and the direction for measuring gravity, can be used to identify mobile phone posture application (such as horizontal/vertical screen switching, magnetometer pose calibrating),
Vibration identification correlation function (such as pedometer, percussion) etc.；Gyroscope, barometer, the hygrometer, temperature that can also configure as mobile phone
The other sensors such as meter, infrared sensor are spent, details are not described herein.
Voicefrequency circuit 960, loudspeaker 961, microphone 962 can provide the audio interface between user and mobile phone.Audio-frequency electric
Electric signal after the audio data received conversion can be transferred to loudspeaker 961, be converted to sound by loudspeaker 961 by road 960
Signal plays；On the other hand, the voice signal of collection is converted to electric signal by microphone 962, is turned after being received by voicefrequency circuit 960
It is changed to audio data, then by after the processing of audio data playback process device 980, such as another mobile phone is sent to through RF circuit 910,
Or audio data is played to memory 920 to be further processed.
WiFi belongs to short range wireless transmission technology, and mobile phone can help user's transceiver electronics postal by WiFi module 970
Part, browsing webpage and access streaming video etc., it provides wireless broadband internet access for user.Although Fig. 9 is shown
WiFi module 970, but it is understood that, and it is not belonging to must be configured into for mobile phone, it can according to need do not changing completely
Become in the range of the essence of invention and omits.
Processor 980 is the control centre of mobile phone, using the various pieces of various interfaces and connection whole mobile phone, is led to
It crosses operation or executes the software program and/or module being stored in memory 920, and call and be stored in memory 920
Data execute the various functions and processing data of mobile phone, to carry out integral monitoring to mobile phone.Optionally, processor 980 can wrap
Include one or more processing units；Preferably, processor 980 can integrate application processor and modem processor, wherein answer
With the main processing operation system of processor, user interface and application program etc., modem processor mainly handles wireless communication.
It is understood that above-mentioned modem processor can not also be integrated into processor 980.
Mobile phone further includes the power supply 990 (such as battery) powered to all parts, it is preferred that power supply can pass through power supply pipe
Reason system and processor 980 are logically contiguous, to realize management charging, electric discharge and power managed by power-supply management system
Etc. functions.
Mobile phone can also include camera 9100, and camera 9100 is for shooting image and video, and by the image of shooting
It is handled with transmission of video to processor 980.
Mobile phone can be with bluetooth module etc., and details are not described herein.
In earlier figures 1~embodiment shown in Fig. 4, each step method process can be realized based on the structure of the mobile phone.
The embodiment of the present application also provides a kind of computer storage medium, wherein computer storage medium storage is for electricity
The computer program of subdata exchange, it is as any in recorded in above method embodiment which execute computer
A kind of some or all of localization method step.
The embodiment of the present application also provides a kind of computer program product, and the computer program product includes storing calculating
The non-transient computer readable storage medium of machine program, the computer program are operable to that computer is made to execute such as above-mentioned side
Some or all of any localization method recorded in method embodiment step.
It should be noted that for the various method embodiments described above, for simple description, therefore, it is stated as a series of
Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described because
According to the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know
It knows, the embodiments described in the specification are all preferred embodiments, and related actions and modules is not necessarily of the invention
It is necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed device, it can be by another way
It realizes.For example, the apparatus embodiments described above are merely exemplary, such as the division of the unit, it is only a kind of
Logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine or can
To be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit,
It can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer-readable access to memory.Based on this understanding, technical solution of the present invention substantially or
Person says that all or part of the part that contributes to existing technology or the technical solution can body in the form of software products
Reveal and, which is stored in a memory, including some instructions are used so that a computer equipment
(can be personal computer, server or network equipment etc.) executes all or part of each embodiment the method for the present invention
Step.And memory above-mentioned includes: USB flash disk, read-only memory (ROM, Read-Only Memory), random access memory
The various media that can store program code such as (RAM, Random Access Memory), mobile hard disk, magnetic or disk.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can store in a computer-readable memory, memory
May include: flash disk, read-only memory (English: Read-Only Memory, referred to as: ROM), random access device (English:
Random Access Memory, referred to as: RAM), disk or CD etc..
The embodiment of the present application is described in detail above, specific case used herein to the principle of the present invention and
Embodiment is expounded, and the above description of the embodiment is only used to help understand the method for the present invention and its core ideas；
At the same time, for those skilled in the art can in specific embodiments and applications according to the thought of the present invention
There is change place, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (12)
1. a kind of localization method, which is characterized in that the method is applied to neighbouring sensing network NAN, the first wireless device and the
Two wireless devices form the NAN, which comprises
Whether the first wireless device detection receives the perception message that second wireless device is sent in preset duration；
If it is not, first wireless device obtains the perception message of the second wireless device last time transmission；
The perception message that first wireless device is sent based on the second wireless device last time determines that described second is wireless
The position of equipment.
2. the method according to claim 1, wherein the perception message that the second wireless device last time sends
Including the distance between first wireless device and second wireless device；
The perception message that first wireless device is sent based on the second wireless device last time determines that described second is wireless
The position of equipment, comprising:
First wireless device is based on the distance between first wireless device and second wireless device and described
The location information of first wireless device determines the position of second wireless device.
3. the method according to claim 1, wherein the method also includes:
If first wireless device receives the perception message that second wireless device is sent, institute in the preset duration
It states the perception message that the first wireless device is sent based on second wireless device and determines first wireless device and described the
The distance between two wireless devices；
If the distance between first wireless device and second wireless device are greater than pre-determined distance threshold value, first nothing
Line equipment exports prompt information.
4. method according to claim 1-3, which is characterized in that the method also includes:
If first wireless device does not receive the perception message that second wireless device is sent in the preset duration,
First wireless device sends a warning.
5. a kind of localization method, which is characterized in that the method is applied to neighbouring sensing network NAN, the first wireless device and the
Two wireless devices form the NAN, which comprises
Second wireless device and first wireless device carry out ranging and interact, obtain first wireless device with it is described
The distance between second wireless device；
Second wireless device sends perception message to first wireless device, and the perception information carries first nothing
The distance between line equipment and second wireless device.
6. according to the method described in claim 5, it is characterized in that, second wireless device and first wireless device into
Row ranging interaction, obtains the distance between first wireless device and second wireless device, comprising:
Second wireless device is measured to the first wireless device transmission range and is requested；First wireless device is used for
Receive the rear ranging time sent to second wireless device for the ranging request of the ranging request
Multiple message, first wireless device are also used to record first wireless device and send the survey to second wireless device
Away from the first moment replied message；
Second wireless device determines that receiving the ranging that first wireless device is sent replies message, and records and connect
Receive the second moment that the ranging replies message；
Second wireless device sends the confirmation response message replied message for the ranging to first wireless device,
And record the third moment for sending the confirmation response message；First wireless device is also used to record described first and wirelessly sets
Standby the 4th moment for receiving the confirmation response message, first wireless device are also used to send out to second wireless device
Ranging message is sent, the ranging message includes first moment and the 4th moment；
Second wireless device according to first moment, second moment, the third moment, the 4th moment with
And signal velocity determines the distance between first wireless device and second wireless device.
7. a kind of positioning device, which is characterized in that the positioning device is applied to neighbouring sensing network NAN, the first wireless device
The NAN is formed with the second wireless device, the positioning device includes detection unit, acquiring unit and determination unit；Wherein:
Whether the detection unit receives the perception that second wireless device is sent in preset duration and disappears for detecting
Breath；
The acquiring unit, for wirelessly being set when detection unit detection does not receive described second in the preset duration
When the perception message that preparation is sent, the perception message of the second wireless device last time transmission is obtained；
The determination unit, the perception message for being sent based on the second wireless device last time determine that described second is wireless
The position of equipment.
8. a kind of positioning device, which is characterized in that the positioning device is applied to neighbouring sensing network NAN, the first wireless device
The NAN is formed with the second wireless device, the positioning device includes distance measuring unit and transmission unit；Wherein:
The distance measuring unit interacts for carrying out ranging with first wireless device, obtains first wireless device and institute
State the distance between second wireless device；
The transmission unit, for sending perception message to first wireless device, the perception information carries described first
The distance between wireless device and second wireless device.
9. a kind of mobile terminal, which is characterized in that including processor and memory, the memory is for storing one or more
A program, one or more of programs are configured to be executed by the processor, and described program includes for executing such as right
It is required that the described in any item methods of 1-4.
10. a kind of mobile terminal, which is characterized in that including processor and memory, the memory for store one or
Multiple programs, one or more of programs are configured to be executed by the processor, and described program includes for executing as weighed
Benefit requires the described in any item methods of 5-6.
11. a kind of computer readable storage medium, which is characterized in that the computer readable storage medium is for storing electron number
According to the computer program of exchange, wherein it is according to any one of claims 1-4 that the computer program executes computer
Method.
12. a kind of computer readable storage medium, which is characterized in that the computer readable storage medium is for storing electron number
According to the computer program of exchange, wherein the computer program executes computer as claim 5-6 is described in any item
Method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810912236.0A CN109121199A (en) | 2018-08-10 | 2018-08-10 | Localization method, positioning device, mobile terminal and storage medium |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810912236.0A CN109121199A (en) | 2018-08-10 | 2018-08-10 | Localization method, positioning device, mobile terminal and storage medium |
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| CN201810912236.0A Pending CN109121199A (en) | 2018-08-10 | 2018-08-10 | Localization method, positioning device, mobile terminal and storage medium |
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Application publication date: 20190101 |