CN105872976A - Positioning method and device - Google Patents
Positioning method and device Download PDFInfo
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- CN105872976A CN105872976A CN201610326459.XA CN201610326459A CN105872976A CN 105872976 A CN105872976 A CN 105872976A CN 201610326459 A CN201610326459 A CN 201610326459A CN 105872976 A CN105872976 A CN 105872976A
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- positional information
- coprocessor
- primary processor
- sent
- predetermined condition
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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
- H04W4/025—Services making use of location information using location based information parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention relates to a positioning method and device. The method comprises the steps that positioning position information, sent by a positioning module, of an intelligent terminal is received, and the position information is stored in a coprocessor; when a preset condition is met, the coprocessor sends the position information to a master processor; the master processor transmits the position information to a positioning application. According to the positioning method and device, power consumption in the positioning processing process is reduced.
Description
Technical field
It relates to smart machine technology, particularly relate to a kind of localization method and device.
Background technology
Along with sport and body-building is increasingly paid attention to by people, some location application APP is the most gradually by more people
Use on the intelligent terminal (such as, mobile phone) of oneself, carry out exercise with auxiliary.Such as, cluck
Rub-a-dub be a motion software, its movement locus can be recorded along with the motion of people so that user to from
Oneself body-building track is more clear.In correlation technique, during record movement locus, soft with the motion in mobile phone
As a example by part recording track, generally can be by the GPS (Global Positioning System) in mobile phone
Module location user position, and positional information is reported CPU (Central Processing Unit,
Central processing unit), positional information is sent to upper layer application the APP that such as moves by CPU again, by motion APP
Movement locus according to positional information display user.But, this mode is the biggest to the power consumption of mobile phone.
Summary of the invention
For overcoming problem present in correlation technique, the disclosure provides a kind of localization method and device, with fall
Power consumption in low location.
First aspect according to disclosure embodiment, it is provided that a kind of localization method, including:
Receive the positional information to intelligent terminal location that locating module sends, and described positional information is deposited
Storage is at coprocessor；
When arriving predetermined condition, described positional information is sent to primary processor by described coprocessor；
Positional information is transferred to location application by described primary processor.
In one example, described when arriving predetermined condition, described coprocessor is by described positional information
Send to primary processor, including: when the information size of the described positional information of storage in described coprocessor
When reaching higher limit, positional information is sent to primary processor by described coprocessor.
In one example, described when arriving predetermined condition, described coprocessor is by described positional information
Send to primary processor, including: send positional information, or distance when distance is last to primary processor
Starting to store positional information, when time interval arrives predetermined time threshold, described coprocessor is by position
Information sends to primary processor.
In one example, before described arrival predetermined condition, described primary processor is in a dormant state.
In one example, described positional information is sent to primary processor by described coprocessor, including:
Described coprocessor produces an interruption and wakes up described primary processor up；Described primary processor is by calling readjustment
Function receives the positional information that described coprocessor sends.
Second aspect according to disclosure embodiment, it is provided that a kind of positioner, described device includes: association
Processor, primary processor and locating module；
Described locating module, for positioning intelligent terminal, it is thus achieved that the position letter of described intelligent terminal
Breath, and described positional information is sent to described coprocessor；
Described coprocessor, the positional information received by described locating module for storage, and pre-arriving
During fixed condition, described positional information is sent to described primary processor；
Described primary processor, for being transferred to location application by described positional information.
In one example, described coprocessor, when sending positional information to primary processor, for working as
When in described coprocessor, the information size of the described positional information of storage reaches higher limit, by positional information
Send to primary processor.
In one example, described coprocessor, when sending positional information to primary processor, for working as
Distance is last sends positional information to primary processor, or distance starts to store positional information, between the time
In time arriving predetermined time threshold, positional information is sent to primary processor by described coprocessor.
In one example, before described arrival predetermined condition, described primary processor is in a dormant state.
In one example, described coprocessor, call out for producing an interruption when arriving predetermined condition
Awake described primary processor；Described primary processor, for receiving when waking up up of coprocessor, by adjusting
The positional information that described coprocessor sends is received with call back function.
Embodiment of the disclosure that the technical scheme of offer can include following beneficial effect: by by intelligence eventually
Coprocessor in end temporarily store locating module obtain positional information, and arrive predetermined condition time again
This positional information is transferred to primary processor so that reduce the frequency sending positional information to primary processor,
Primary processor can be had a rest, and burden reduces, thus reduces the power consumption in localization process.
It should be appreciated that it is only exemplary and explanatory that above general description and details hereinafter describe
, the disclosure can not be limited.
Accompanying drawing explanation
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet the present invention
Embodiment, and for explaining the principle of the present invention together with description.
Fig. 1 is according to a kind of intelligent terminal system framework shown in an exemplary embodiment；
Fig. 2 is the flow chart according to a kind of localization method shown in an exemplary embodiment；
Fig. 3 is the structural representation according to a kind of positioner shown in an exemplary embodiment；
Fig. 4 is the structure chart according to a kind of intelligent terminal shown in an exemplary embodiment.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Following
When description relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous
Key element.Embodiment described in following exemplary embodiment does not represent the institute consistent with the present invention
There is embodiment.On the contrary, they only with as appended claims describes in detail, the one of the present invention
The example of the apparatus and method that a little aspects are consistent.
Disclosure embodiment provides a kind of localization method, and the method can apply to intelligent terminal, such as,
Smart mobile phone, tablet device etc..In following example, as a example by the method is applied to location application,
The application of this location can carry out record by location to the movement locus of destination object, but it is understood that,
It is not restricted to this example, it is also possible to be other application.
Intelligent terminal system framework in an exemplary embodiment shown in Figure 1, wherein merely illustrates
Part of module.As it is shown in figure 1, application A, application B and application C are three kinds of location application of example,
Such as, one of which application can be thud etc. motion software, as a example by mobile phone, these location application positions
In the upper layer application layer of cell phone system, these application need to position intelligent terminal, obtain intelligence eventually
The positional information of end, such as, thud needs obtain the positional information of the sporter just run in body-building, with
Show the movement locus of this sporter in the application, facilitate sporter to understand the running route of oneself, this fortune
Run on the smart mobile phone of dynamic person and have this thud application, then the smart mobile phone at this application place will position hands
The position of machine self, is the most also the position of sporter by locating cellphone position.
For the location of intelligent terminal, generally can be performed by the locating module in mobile phone, such as, figure
Shown in 1, can be come sporter by the Gps engine11 in cell phone system hardware layer Hardware
Position, obtain the GPS elements of a fix i.e. positional information.Wherein, the acceleration 12 shown in Fig. 1, top
The sensors such as spiral shell instrument 13 and magnetic 14, can assist Gps engine11 to position, so that position letter
It is more accurate that breath obtains.By Fig. 1 it can further be seen that after the location on upper strata is applied and started, application will be adjusted
With the Location Service15 in ccf layer Framework, by Location Service15 again
The parts of notice hardware layer are operated, and such as notice Gps engine11 proceeds by location.
In this example, also using coprocessor, such as, this coprocessor can be shown in Fig. 1
sensor hub16.Step 201 shown in Figure 2, locating module Gps engine11 gets
Positional information to intelligent terminal location, be no longer directly report to CPU in mobile phone (not shown should
CPU), but by positional information send to coprocessor such as sensor hub16 (in description below,
Coprocessor is as a example by sensor hub16), this sensor hub16 can store this positional information,
For example, it is possible to these positional informationes are stored in the memory space of sensor hub16 oneself.
In step 202., when arriving predetermined condition, described positional information is sent by described coprocessor
To primary processor.Such as, sensor hub16 is receiving what locating module Gps engine11 sent
After positional information, will not at once positional information be sent to CPU, but when waiting until arrival predetermined condition,
Again the positional information received in step 201 is sent to primary processor CPU, namely position is believed
Breath is first buffered in coprocessor sensor hub16.
In step 203, positional information is transferred to location application by primary processor.Such as, primary processor
CPU, can be by this positional information after receiving the positional information that coprocessor sensor hub16 sends
Be transferred to upper layer application, such as thud wait location application, these application can according to positional information display fortune
Dynamic track, such as can show the track of runner in application interface.
In one example, predetermined condition may include that when the described position of storage in described coprocessor
The information size of information reaches higher limit.For example, it is possible to arrange the maximum size of a storage positional information,
When the size of the positional information that sensor hub16 receives and stores reaches this upper limit, sensor hub16
Again the positional information of storage is sent to CPU.These positional informationes can be transferred to upper layer application by CPU,
Such as be transferred to thud etc. motion software, this motion software just can according to this positional information show sporter
Running track.
In the example of the disclosure, at sensor hub16 before CPU transmission positional information, CPU is permissible
In a dormant state, when waiting arrival predetermined condition, an interruption can be produced by sensor hub16 and wake up up
CPU, CPU call a predetermined call back function and receive the positional information of sensor hub16 transmission.
In one example, predetermined condition may include that and sends position when distance is last to primary processor
Information, or distance starts to store positional information, and time interval arrives predetermined time threshold.Such as,
Assume that predetermined time interval is t1, then when after CPU transmission of location information, then through the t1 time
After again wake up CPU up, to CPU transmission of location information.Or, after application starts, Gps engine11
The positional information transmission obtained location starts to store this position to sensor hub16, sensor hub16
Information, waited until after the t1 time, starts to wake up CPU up and sends positional information.
In other examples, it is also possible in the coprocessor of summary, the information of the positional information of storage is big
The factors such as little, time interval, determine predetermined condition；Can also arrange outside the above-mentioned condition enumerated its
His condition.
Furthermore, it is possible to arrange location application on startup, call a parameter interface, in this parameter interface
May include that such as, time interval t1 of transmission of location information, the information size of storage positional information
Higher limit, CPU are in order to the call back function of receiving position information.Calling by this interface, follow-up sensor
Hub can be using parameters such as above-mentioned time interval, information maxsize values as predetermined condition institute foundation
When parameter, wake up CPU transmission of location information up according to these parameter determinations.Further, in location, application is adjusted
After above-mentioned parameter interface, Location Service is also notified that sensor hub and Gps engine
Proceed by location work so that Gps engine starts location and obtains positional information, and sensor hub
Start to receive core and store this positional information.Upper strata location application can switch to backstage, and CPU can also start
Dormancy, until showing track again during the sensor hub follow-up CPU of waking up up transmission of location information.
By the example of above-mentioned position information recording method it will be seen that this positional information is first buffered in
The mode of coprocessor, can reduce the frequency reporting position to CPU；Send to CPU at coprocessor
Before positional information, CPU can carry out dormancy, until coprocessor is waken up up, thus adds CPU
Dormancy time, the power consumption of coprocessor is generally the most relatively low, and the power consumption of such as sensor hub is just CPU
1%-2% so that intelligent terminal's more power saving.Additionally, in the method, the location APP of upper layer application
Also being can temporarily to switch to backstage, until showing track again when positional information is passed to this application by CPU, making
Obtain user when using this application, it is not necessary to by always on for this application on foreground, so that with more square
Just.
Disclosure embodiment additionally provides a kind of positioner, and this positioner can be such as smart mobile phone
Deng intelligent terminal.As it is shown on figure 3, this positioner may include that locating module 31, coprocessor 32
With primary processor 33.Such as, coprocessor can be the sensor hub shown in Fig. 1, primary processor
Can be CPU, locating module can be the gps engine of example in Fig. 1.In disclosure embodiment
In localization method, these three module performs following process respectively:
Described locating module 31, for positioning to intelligent terminal, it is thus achieved that the position of described intelligent terminal
Confidence ceases, and sends described positional information to described coprocessor；
Described coprocessor 32, the positional information received by described locating module for storage, and arrive
During predetermined condition, described positional information is sent to described primary processor；Such as, this predetermined condition is permissible
It is to arrive certain time interval, or the information size of the positional information of storage reaches predetermined higher limit.
Described primary processor 33, for being transferred to location application by described positional information.Such as, location should
With showing movement locus according to positional information.
In one example, coprocessor 32, when sending positional information to primary processor, for working as institute
When the information size of the described positional information stating in coprocessor storage reaches higher limit, positional information is sent out
Deliver to primary processor.
In one example, coprocessor 32, to primary processor send positional information time, for when away from
Send positional information from the last time to primary processor, or distance starts to store positional information, time interval
When arriving predetermined time threshold, positional information is sent to primary processor by described coprocessor.
In one example, before described arrival predetermined condition, described primary processor is in a dormant state.
In one example, described coprocessor 32, for producing an interruption when arriving predetermined condition
Wake up described primary processor up；
Described primary processor 33, for receiving when waking up up of coprocessor, by calling call back function
Receive the positional information that described coprocessor sends.
When above-mentioned positioner is intelligent terminal, this intelligent terminal also includes what common terminal was had
Some functional modules.For example, it is possible to see Fig. 4, Fig. 4 is according to shown in an exemplary embodiment
Plant the block diagram of intelligent terminal 400.Such as, device 400 can be mobile phone, computer, and numeral is wide
Broadcast terminal, messaging devices, game console, tablet device, armarium, body-building equipment, individual
Personal digital assistant etc..
With reference to Fig. 4, device 400 can include following one or more assembly: processes assembly 402, storage
Device 408, power supply module 406, multimedia groupware 408, audio-frequency assembly 410, input/output (I/O)
Interface 412, sensor cluster 414, and communications component 416.
Process assembly 402 and generally control the integrated operation of device 400, such as with display, call,
The operation that data communication, camera operation and record operation are associated.Treatment element 402 can include one
Or multiple processor 420 performs instruction, to complete certain function.Additionally, it is permissible to process assembly 402
Including one or more modules, it is simple to process between assembly 402 and other assemblies is mutual.Such as, place
Reason parts 402 can include multi-media module, with facilitate multimedia groupware 408 and process assembly 402 it
Between mutual.
Memorizer 408 is configured to store various types of data to support the operation at equipment 400.This
The example of a little data includes any application program for operation on device 400 or the instruction of method, connection
It is personal data, telephone book data, message, picture, video etc..Memorizer 408 can be by any type
Volatibility or non-volatile memory device or combinations thereof realize, such as static RAM
(SRAM), Electrically Erasable Read Only Memory (EEPROM), the read-only storage of erasable programmable
Device (EPROM), programmable read only memory (PROM), read only memory (ROM), magnetic memory,
Flash memory, disk or CD.
The various assemblies that electric power assembly 406 is device 400 provide electric power.Electric power assembly 406 can include
Power-supply management system, one or more power supplys, and other with generate for device 400, manage and distribute electricity
The assembly that power is associated.
One output interface of offer that multimedia groupware 408 is included between described device 400 and user
Screen.In certain embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).
If screen includes that touch panel, screen may be implemented as touch screen, to receive the input from user
Signal.Touch panel includes that one or more touch sensor touches with sensing, slides and on touch panel
Gesture.Described touch sensor can not only sense touch or the border of sliding action, but also detects
The persistent period relevant to described touch or slide and pressure.In certain embodiments, multimedia group
Part 408 includes a front-facing camera and/or post-positioned pick-up head.When equipment 400 is in operator scheme, as
When screening-mode or video mode, front-facing camera and/or post-positioned pick-up head can receive the multimedia of outside
Data.Each front-facing camera and post-positioned pick-up head can be a fixing optical lens system or have
Focal length and optical zoom ability.
Audio-frequency assembly 410 is configured to output and/or input audio signal.Such as, audio-frequency assembly 410
Including a mike (MIC), when device 400 is in operator scheme, such as call model, logging mode
During with speech recognition mode, mike is configured to receive external audio signal.The audio signal received
Can be further stored at memorizer 408 or send via communications component 416.In certain embodiments,
Audio-frequency assembly 410 also includes a speaker, is used for exporting audio signal.
I/O interface 412 provides interface, above-mentioned periphery for processing between assembly 402 and peripheral interface module
Interface module can be keyboard, puts striking wheel, button etc..These buttons may include but be not limited to: homepage is pressed
Button, volume button, start button and locking press button.
Sensor cluster 414 includes one or more sensor, for providing various aspects for device 400
State estimation.Such as, what sensor cluster 414 can detect equipment 400 opens/closed mode,
The relative localization of assembly, the most described assembly is display and the keypad of device 400, sensor cluster
414 position changes that can also detect device 400 or 400 1 assemblies of device, user and device 400
The presence or absence of contact, device 400 orientation or acceleration/deceleration and the variations in temperature of device 400.Pass
Sensor assembly 414 can include proximity transducer, is configured to when not having any physical contact examine
The existence of object near surveying.Sensor cluster 414 can also include optical sensor, such as CMOS or CCD
Imageing sensor, for using in imaging applications.In certain embodiments, this sensor cluster 414
Can also include that acceleration transducer, gyro sensor, Magnetic Sensor, pressure transducer or temperature pass
Sensor.
Communications component 416 is configured to facilitate wired or wireless mode between device 400 and other equipment
Communication.Device 400 can access wireless network based on communication standard, such as WiFi, 2G or 3G, or
Combinations thereof.In one exemplary embodiment, communication component 416 via broadcast channel receive from
The broadcast singal of external broadcasting management system or broadcast related information.In one exemplary embodiment, institute
State communication component 416 and also include near-field communication (NFC) module, to promote junction service.Such as, exist
NFC module can be based on RF identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra-wide
Band (UWB) technology, bluetooth (BT) technology and other technologies realize.
In the exemplary embodiment, device 400 can be by one or more application specific integrated circuits
(ASIC), digital signal processor (DSP), digital signal processing appts (DSPD), able to programme patrol
Collect device (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor
Or other electronic components realize, it is used for performing said method.
Those skilled in the art, after considering description and putting into practice invention disclosed herein, will readily occur to this
Other embodiment of invention.The application is intended to any modification, purposes or the adaptability of the present invention
Change, these modification, purposes or adaptations are followed the general principle of the present invention and include these public affairs
Open undocumented common knowledge in the art or conventional techniques means.Description and embodiments only by
Being considered as exemplary, true scope and spirit of the invention are pointed out by claim below.
It should be appreciated that the invention is not limited in described above and illustrated in the accompanying drawings accurately
Structure, and various modifications and changes can carried out without departing from the scope.The scope of the present invention is only by institute
Attached claim limits.
Claims (10)
1. a localization method, it is characterised in that described method includes:
Coprocessor receives the positional information to intelligent terminal location that locating module sends, and by institute's rheme
Confidence breath is stored in described coprocessor；
When arriving predetermined condition, described positional information is sent to primary processor by described coprocessor；
Positional information is transferred to location application by described primary processor.
Method the most according to claim 1, it is characterised in that described when arriving predetermined condition,
Described positional information is sent to primary processor by described coprocessor, including:
When in described coprocessor, the information size of the described positional information of storage reaches higher limit, described
Positional information is sent to primary processor by coprocessor.
Method the most according to claim 1 and 2, it is characterised in that described in arrival predetermined condition
Time, described positional information is sent to primary processor by described coprocessor, including:
Send positional information when distance is last to primary processor, or distance start to store positional information,
When time interval arrives predetermined time threshold, positional information is sent to primary processor by described coprocessor.
Method the most according to claim 1, it is characterised in that before described arrival predetermined condition,
Described primary processor is in a dormant state.
Method the most according to claim 4, it is characterised in that described coprocessor is by described position
Information sends to primary processor, including:
Described coprocessor produces an interruption and wakes up described primary processor up；
Described primary processor receives, by calling call back function, the positional information that described coprocessor sends.
6. a positioner, it is characterised in that described device includes: coprocessor, primary processor and
Locating module；
Described locating module, for positioning intelligent terminal, it is thus achieved that the position letter of described intelligent terminal
Breath, and described positional information is sent to described coprocessor；
Described coprocessor, the positional information received by described locating module for storage, and pre-arriving
During fixed condition, described positional information is sent to described primary processor；
Described primary processor, for being transferred to location application by described positional information.
Device the most according to claim 6, it is characterised in that
Described coprocessor, when sending positional information to primary processor, for when in described coprocessor
When the information size of the described positional information of storage reaches higher limit, positional information is sent to primary processor.
Device the most according to claim 7, it is characterised in that
Described coprocessor, when sending positional information to primary processor, for when the distance last time is to master
Processor sends positional information, or distance starts to store positional information, when time interval arrives predetermined
Between threshold value time, described coprocessor by positional information send to primary processor.
Device the most according to claim 6, it is characterised in that before described arrival predetermined condition,
Described primary processor is in a dormant state.
Device the most according to claim 9, it is characterised in that
Described coprocessor, wakes up described primary processor up for producing an interruption when arriving predetermined condition；
Described primary processor, for receiving when waking up up of coprocessor, connects by calling call back function
Receive the positional information that described coprocessor sends.
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| CN201610326459.XA CN105872976A (en) | 2016-05-17 | 2016-05-17 | Positioning method and device |
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| CN201610326459.XA CN105872976A (en) | 2016-05-17 | 2016-05-17 | Positioning method and device |
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Application publication date: 20160817 |