CN104570019B - A kind of position reminding method and user terminal - Google Patents

A kind of position reminding method and user terminal Download PDF

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Publication number
CN104570019B
CN104570019B CN201510043968.7A CN201510043968A CN104570019B CN 104570019 B CN104570019 B CN 104570019B CN 201510043968 A CN201510043968 A CN 201510043968A CN 104570019 B CN104570019 B CN 104570019B
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user terminal
user
end position
geographical area
positioning system
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CN104570019A (en
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朱萧木
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Beijing ByteDance Network Technology Co Ltd
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Beijing ByteDance Network Technology Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S19/00Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
    • G01S19/01Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
    • G01S19/13Receivers
    • G01S19/34Power consumption
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/10Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration
    • G01C21/12Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning
    • G01C21/16Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 by using measurements of speed or acceleration executed aboard the object being navigated; Dead reckoning by integrating acceleration or speed, i.e. inertial navigation

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  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Automation & Control Theory (AREA)
  • Navigation (AREA)
  • Traffic Control Systems (AREA)

Abstract

The embodiment of the invention discloses a kind of position reminding method and user terminal, the geographical locations of the monitoring user terminal for low-power consumption in a long time.The method comprise the steps that user terminal determines target geographical area;The user terminal determines user's end position of the user terminal by coprocessor in the way of inertial navigation;When user's end position is in the target geographical area, the user terminal executes prompting function.The embodiment of the present invention also provides a kind of user terminal.The embodiment of the present invention can in a long time low-power consumption monitoring user terminal geographical location.

Description

A kind of position reminding method and user terminal
Technical field
The present invention relates to location-based service field more particularly to a kind of position reminding method and user terminals.
Background technique
In modern society, location-based service is closely bound up with people's lives, and by location-based service, people be can be convenient fast Ground is with finding target.Geography fence is one kind of location-based service, according in geography fence service point and shop formed meet answer With the cluster of demand, it can be applied to the fields such as advertisement dispensing, automated data collection, long-range monitoring.
The position reminding embodiment of the prior art is about as follows: for a locality, crossing one with virtual fence A virtual geographical frontier, referred to as geography fence, user terminal can pass through global positioning system (GPS, Global Positioning System) itself is positioned, when user terminal enters or leaves geography fence, user terminal be can receive Automatic notice is reminded.
But during user terminal arrives at the destination, user terminal needs to open GPS function for a long time and obtains itself ground Position is managed, causes user terminal power consumption significant.
Summary of the invention
The embodiment of the invention provides a kind of position reminding method and user terminals, the prison for low-power consumption in a long time Survey the geographical location of user terminal.
In view of this, first aspect of the embodiment of the present invention provides a kind of position reminding method, comprising:
User terminal determines target geographical area;
User terminal determines user's end position of user terminal by coprocessor in the way of inertial navigation;
When user's end position is in target geographical area, user terminal executes prompting function.
With reference to first aspect, in the embodiment of the present invention in the first possible embodiment of first aspect, user terminal is true The geographic area that sets the goal includes:
User terminal determines corresponding destination according to the user's choice;
User terminal searches preset local map database, determines target geographical area corresponding with destination.
With reference to first aspect, in the embodiment of the present invention in second of first aspect possible embodiment, user terminal exists Keyword is obtained in the input record of user, keyword includes destination information, determines destination according to keyword;
User terminal searches preset local map database, determines target geographical area corresponding with destination.
With reference to first aspect, in the embodiment of the present invention in the third possible embodiment of first aspect, user terminal benefit It is determined by way of inertial navigation with coprocessor after user's end position of user terminal and includes:
User terminal generates motion profile according to user's end position;
User terminal determines the starting period of starting global positioning system;
User terminal is modified motion profile according to starting period, starting global positioning system;
User terminal determines user's end position according to revised motion profile.
The third possible embodiment with reference to first aspect, the 4th kind of possibility of first aspect in the embodiment of the present invention Embodiment in, user terminal determine starting global positioning system the starting period include:
User terminal obtains itself movement speed;
When user terminal judges whether movement speed is greater than threshold value, if so, determining the starting week of starting global positioning system Phase is the first preset duration, if not, it is determined that start starting period of global positioning system as the second preset duration, first Duration is less than the second duration.
The third possible embodiment with reference to first aspect, the 4th kind of possibility of first aspect in the embodiment of the present invention Embodiment in, user terminal determine starting global positioning system the starting period include:
User terminal speculates destination region according to motion profile;
User terminal judges that destination region, with the presence or absence of being overlapped, starts global location if so, determining with target geographical area The starting period of system is preset third duration, if not, it is determined that it is preset for starting the starting period of global positioning system 4th duration, third duration is less than the 4th duration.
With reference to first aspect or second of the first possible embodiment of first aspect or first aspect may Embodiment or first aspect the third possible embodiment or first aspect the 4th kind of possible embodiment, In the 5th kind of possible embodiment of first aspect, user terminal is determined in the way of inertial navigation by coprocessor and is used Include: before user's end position at family end
User terminal detects user terminal state using action sensor;
If user terminal state is motion state, triggers user terminal and determined in the way of inertial navigation by coprocessor The step of user's end position of user terminal.
Second aspect of the present invention provides a kind of user terminal, comprising:
First determining module, for determining target geographical area;
Second determining module, for determining the user terminal position of user terminal in the way of inertial navigation by coprocessor It sets;
Judgment module, for judging whether user's end position is in target geographical area, if so, triggering execution module, If it is not, then triggering the second determining module;
Execution module, for executing prompting function when user's end position is in target geographical area.
In conjunction with second aspect, in the embodiment of the present invention in the first possible embodiment of second aspect, first is determined Module is specifically used for determining corresponding destination according to the user's choice, searches preset local map database, determining and mesh The corresponding target geographical area in ground.
In conjunction with second aspect, in the embodiment of the present invention in second of second aspect possible embodiment, first is determined Module is also used to obtain keyword in the input record of user, and keyword includes destination information, determines mesh according to keyword Ground, search preset local map database, determine target geographical area corresponding with destination.
In conjunction with second aspect, in the embodiment of the present invention in the third possible embodiment of second aspect, user terminal is also Include:
Generation module, for generating motion profile according to user's end position;
Third determining module, for determining the starting period of starting global positioning system;
Correction module, for being modified according to starting period starting global positioning system to motion profile;
4th determining module, for determining user's end position according to revised motion profile.
In conjunction with second aspect, in the embodiment of the present invention in the 4th kind of possible embodiment of second aspect, third is determined Module is specifically used for obtaining itself movement speed, when judging whether movement speed is greater than threshold value, if so, determining that the starting whole world is fixed The starting period of position system is the first preset duration, if not, it is determined that it is preset for starting the starting period of global positioning system The second duration, the first duration is less than the second duration.
In conjunction with second aspect, in the embodiment of the present invention in the 5th kind of possible embodiment of second aspect, third is determined Module is also used to speculate destination region according to motion profile, judges that destination region and target geographical area whether there is and be overlapped, if It is, it is determined that the starting period for starting global positioning system is preset third duration, if not, it is determined that starting global positioning system The starting period of system is the 4th preset duration, and third duration is less than the 4th duration.
In conjunction with second aspect, the first possible embodiment of second aspect in the embodiment of the present invention, the present invention is implemented Second of possible embodiment of second aspect in example, the third possible embodiment party of second aspect in the embodiment of the present invention Formula, the 4th kind of possible embodiment of second aspect in the embodiment of the present invention, in embodiments of the present invention the of second aspect In five kinds of possible embodiments, user terminal further include:
Detection module, for detecting user terminal state using action sensor.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
During user terminal arrives at the destination, it is true by way of inertial navigation that user terminal can use coprocessor User's end position is determined, since the power consumption of coprocessor operation is very low, without opening GPS function for a long time, so the present invention can be with The geographical location of the monitoring user terminal of low-power consumption in a long time.
Detailed description of the invention
Fig. 1 is one embodiment schematic diagram of position reminding method in the embodiment of the present invention;
Fig. 2 is another embodiment schematic diagram of position reminding method in the embodiment of the present invention;
Fig. 3 is another embodiment schematic diagram of position reminding method in the embodiment of the present invention;
Fig. 4 is another embodiment schematic diagram of position reminding method in the embodiment of the present invention;
Fig. 5 is another embodiment schematic diagram of position reminding method in the embodiment of the present invention;
Fig. 6 is one embodiment schematic diagram of user terminal in the embodiment of the present invention;
Fig. 7 is another embodiment schematic diagram of user terminal in the embodiment of the present invention.
Specific embodiment
The embodiment of the invention provides a kind of position reminding method and user terminals, the monitoring for low-power consumption in long-time The geographical location of user terminal.
Referring to Fig. 1, one embodiment of position reminding method includes: in the embodiment of the present invention
101, user terminal determines target geographical area;
In the present embodiment, user terminal can determine target geographical area.
102, user terminal determines user's end position of user terminal by coprocessor in the way of inertial navigation;
Inertial navigation is the acceleration that carrier is measured using action sensor, according to acceleration calculation carrier itself Speed and position a kind of method, coprocessor is a kind of low power processor.
User terminal can use user's end position that coprocessor determines user terminal by way of inertial navigation.
103, user terminal judges whether user's end position is in target geographical area, if so, thening follow the steps 104;
User terminal judges whether user's end position is in target geographical area, if so, showing that user's end position is in mesh Mark geographical vicinity.
104, user terminal executes prompting function.
When user's end position is in target geographical area, user terminal executes prompting function.
During user terminal arrives at the destination, it is true by way of inertial navigation that user terminal can use coprocessor User's end position is determined, since the power consumption of coprocessor operation is very low, without opening GPS function for a long time, so the present invention can be with The geographical location of the monitoring user terminal of low-power consumption in a long time.In practical applications, user terminal can obtain in several ways Target geographical area is taken, is realized especially by following manner:
One, according to the user's choice:
201, user terminal determines corresponding destination according to the user's choice;
In the present embodiment, after user terminal selects destination, user terminal determines destination according to the user's choice.
202, user terminal searches preset local map database, determines target geographical area corresponding with destination;
After user terminal determines destination, preset local map database is searched, determines target corresponding with destination Geographic area.
Target geographical area can be using destination as the center of circle, and certain distance is the circle of radius, can also be with destination Centered on, certain distance is the square of side length, can also be the region of other rule definition, this is not limited here.
203, user terminal detects user terminal state using action sensor;
User terminal can use the state of action sensor detection user terminal.
204, user terminal judges whether user terminal state is motion state, if so, 205 are thened follow the steps, if it is not, then executing Step 203;
User terminal judges whether user terminal is kept in motion, if so, showing that user terminal is kept in motion, and executes step Rapid 205, if it is not, then showing that user terminal remains static, execute step 203.
205, user terminal determines user's end position of user terminal by coprocessor in the way of inertial navigation;
Inertial navigation is the acceleration that carrier is measured using action sensor, according to acceleration calculation carrier itself Speed and position a kind of method, coprocessor is a kind of low power processor.
User terminal can use action sensor to measure the data such as the acceleration of user terminal and tilt angle, at association It manages device and calculates the data, determine user's end position.
206, user terminal generates motion profile according to user's end position;
After user terminal determines user's end position, the user terminal that is sequentially connected according to the sequencing of time in a period of time Position generates the motion profile of user terminal.
207, user terminal determines the starting period of starting global positioning system;
User terminal determines the starting period of starting global positioning system.
208, user terminal is modified motion profile according to starting period, starting global positioning system;
After user terminal determines the starting period, according to the starting period, starting global positioning system repairs motion profile Just.
209, user terminal determines user's end position according to revised motion profile;
After user terminal correction motion track, user's end position is determined according to revised motion profile.
210, user terminal judges whether user's end position is in target geographical area, if so, 212 are thened follow the steps, if it is not, Then follow the steps 211;
User terminal judges whether user's end position is in target geographical area, if so, showing that user's end position is in mesh Ground near, if it is not, then showing user's end position not near destination.
211, user terminal closes global positioning system, executes step 205;
When except user's end position being in target geographical area, user terminal closes global positioning system, continues with association Processor determines user's end position of user terminal by way of inertial navigation.
212, user terminal executes prompting function.
When user's end position is in target geographical area, user terminal executes prompting function and reminds user.
The mode for executing prompting function can be pop-up, vibration or jingle bell, can also be other alerting patterns, does not make herein It is specific to limit.
During user terminal arrives at the destination, it is true by way of inertial navigation that user terminal can use coprocessor User's end position is determined, since the power consumption of coprocessor operation is very low, without opening GPS function for a long time, so the present invention can be with The geographical location of the monitoring user terminal of low-power consumption in a long time.
Two, it is obtained from the input record of user:
Referring to Fig. 3, another embodiment of position reminding method includes: in the embodiment of the present invention
301, user terminal obtains keyword in the input record of user;
In the present embodiment, user terminal obtains keyword in the input record of user, and keyword includes destination information, uses The input record at family can be notepad or schedule, can also be other kinds of record, this is not especially limited.
302, user terminal determines destination according to keyword;
After user terminal obtains keyword, the corresponding destination of keyword is determined by semantic analysis algorithm.
303, user terminal searches preset local map database, determines target geographical area corresponding with destination;
After user terminal determines destination, preset local map database is searched, determines target corresponding with destination Geographic area.
Target geographical area can be using destination as the center of circle, and certain distance is the circle of radius, can also be with destination Centered on, certain distance is the square of side length, can also be the region of other rule definition, this is not limited here.
304, user terminal detects user terminal state using action sensor;
User terminal can use the state of action sensor detection user terminal.
305, user terminal judges whether user terminal state is motion state, if so, 306 are thened follow the steps, if it is not, then executing Step 304;
User terminal judges whether user terminal is kept in motion, if so, showing that user terminal is kept in motion, and executes step Rapid 306, if it is not, then showing that user terminal remains static, execute step 304.
306, user terminal determines user's end position of user terminal by coprocessor in the way of inertial navigation;
Inertial navigation is the acceleration that carrier is measured using action sensor, according to acceleration calculation carrier itself Speed and position a kind of method, coprocessor is a kind of low power processor.
User terminal can use action sensor to measure the data such as the acceleration of user terminal and tilt angle, at association It manages device and calculates the data, determine user's end position.
307, user terminal generates motion profile according to user's end position;
After user terminal determines user's end position, user's end position is sequentially connected according to time sequencing and generates motion profile.
308, user terminal determines the starting period of starting global positioning system;
User terminal determines the starting period of starting global positioning system.
309, user terminal is modified motion profile according to starting period, starting global positioning system;
After user terminal determines the starting period, according to the starting period, starting global positioning system repairs motion profile Just.
310, user terminal determines user's end position according to revised motion profile.
After user terminal correction motion track, user's end position is determined according to revised motion profile.
311, user terminal judges whether user's end position is in target geographical area, if so, 313 are thened follow the steps, if it is not, Then follow the steps 312;
User terminal judges whether user's end position is in target geographical area, if so, showing that user's end position is in mesh Ground near, if it is not, then showing user's end position not near destination.
312, user terminal closes global positioning system, executes step 306;
When except user's end position being in target geographical area, user terminal closes global positioning system, continues with association Processor determines user's end position of user terminal by way of inertial navigation.
313, user terminal executes prompting function.
When user's end position is in target geographical area, user terminal executes prompting function and reminds user.
The mode for executing prompting function can be pop-up, vibration or jingle bell, can also be other modes, not make herein specific It limits.
During user terminal arrives at the destination, it is true by way of inertial navigation that user terminal can use coprocessor User's end position is determined, since the power consumption of coprocessor operation is very low, without opening GPS function for a long time, so the present invention can be with The geographical location of the monitoring user terminal of low-power consumption in a long time.
In practical applications, user terminal can determine the period of starting global positioning system in several ways, specifically It is as follows:
One, it is determined by movement speed:
Referring to Fig. 4, another embodiment of position reminding method includes: in the embodiment of the present invention
401, user terminal determines target geographical area;
In the present embodiment, the step of user terminal determines target geographical area and target is determined in Fig. 2 or embodiment illustrated in fig. 3 The step of geographic area, is similar, and details are not described herein again.
402, user terminal determines user's end position of user terminal by coprocessor in the way of inertial navigation;
Inertial navigation is the acceleration that carrier is measured using action sensor, according to acceleration calculation carrier itself Speed and position a kind of method, coprocessor is a kind of low power processor.
User terminal can use action sensor to measure the data such as the acceleration of user terminal and tilt angle, at association It manages device and calculates the data, determine user's end position.
403, user terminal obtains itself movement speed;
User terminal can use action sensor to measure the data such as the acceleration of user terminal and tilt angle, at association It manages device and calculates the data, determine user terminal movement speed.
404, user terminal judges whether movement speed is greater than threshold value, if so, 405 are thened follow the steps, if it is not, thening follow the steps 407;
After user terminal obtains movement speed, judge whether movement speed is greater than threshold value, if so, showing that user terminal is mobile Fast speed can set a short period of time to start GPS, if it is not, then show that movement speed is slower, can set one compared with Long duration starts GPS.
Threshold value can be set according to user's trip mode, such as can be according to differences such as walking, bicycle or automobiles One or more threshold values are arranged in trip mode, are not especially limited herein.
405, user terminal determines that the starting period of starting global positioning system is the first preset duration;
For threshold value when user terminal determines that movement speed is greater than threshold value, user terminal determines the starting week of starting global positioning system Phase is the first preset duration.
It is understood that first duration can rule of thumb or test acquired results are set, do not limit specifically herein It is fixed.
406, user terminal starts global positioning system and is modified to motion profile, execute step according to the first duration 409;
When starting the period is the first duration, when reaching the finish time of the first duration, user terminal starts global positioning system System is modified motion profile.
407, user terminal determines that the starting period of starting global positioning system is the second preset duration;
When user terminal determines that movement speed is less than threshold value, user terminal determines that the starting period of starting global positioning system is The second preset duration, the first duration is less than the second duration.
It is understood that first duration and the second duration can rule of thumb or test acquired results setting, herein It is not especially limited.
408, user terminal starts global positioning system and is modified to motion profile according to the second duration;
When starting the period is the second duration, when reaching the finish time of the second duration, user terminal starts global positioning system System is modified the motion profile of user terminal.
409, user terminal determines user's end position according to revised motion profile;
After user terminal correction motion track, user's end position is determined according to revised motion profile.
410, user terminal judges whether user's end position is in target geographical area, if so, 412 are thened follow the steps, if it is not, Then follow the steps 411;
User terminal judges whether user's end position is in target geographical area, if so, showing that user's end position is in mesh Ground near, if it is not, then showing user's end position not near destination.
411, user terminal closes global positioning system, executes step 402;
When except user's end position being in target geographical area, user terminal closes global positioning system, continues with association Processor determines user's end position of user terminal by way of inertial navigation.
It is understood that in practical applications, if you do not need to closing global positioning system, this step can not also be executed Suddenly, step 402 is directly executed, is not especially limited herein.
412, user terminal executes prompting function.
When user's end position is in target geographical area, user terminal executes prompting function.
The mode for executing prompting function can be pop-up, vibration or jingle bell, can also be other modes, not make herein specific It limits.
During user terminal arrives at the destination, it is true by way of inertial navigation that user terminal can use coprocessor User's end position is determined, since the power consumption of coprocessor operation is very low, without opening GPS function for a long time, so the present invention can be with The geographical location of the monitoring user terminal of low-power consumption in a long time.
Two, by speculating that obtained destination region and target geographical area are determined with the presence or absence of coincidence:
Referring to Fig. 5, another embodiment of position reminding method includes: in the embodiment of the present invention
501, user terminal determines target geographical area;
In the present embodiment, the step of user terminal determines target geographical area and target is determined in Fig. 2 or embodiment illustrated in fig. 3 The step of geographic area, is similar, and details are not described herein again.
502, user terminal determines user's end position of user terminal by coprocessor in the way of inertial navigation;
Inertial navigation is the acceleration that carrier is measured using action sensor, according to acceleration calculation carrier itself Speed and position a kind of method, coprocessor is a kind of low power processor.
User terminal can use user's end position that coprocessor determines user terminal by way of inertial navigation.
503, user terminal speculates destination region according to motion profile;
Centered on the place for moving certain time arrival along motion profile, for the purpose of radius is the region of certain distance Region after user terminal generates motion profile, speculates destination region according to motion profile.
504, user terminal judges destination region and target geographical area with the presence or absence of being overlapped, if so, execution 505, if it is not, Then execute 506;
User terminal judges that destination region, with the presence or absence of being overlapped, if being overlapped, shows along motion profile with target geographical area The region of advance purposefully, if not being overlapped, shows that the region advanced along motion profile does not have destination.
505, user terminal determines that the starting period of starting global positioning system is preset third duration;
When user terminal determines destination region with target geographical area in the presence of being overlapped, user terminal determines starting global positioning system The starting period of system is preset third duration.
It is understood that the third duration can rule of thumb or test acquired results are set, do not limit specifically herein It is fixed.
506, user terminal starts global positioning system according to third duration and is modified to motion profile, executes step 509;
After user terminal obtains third duration, global positioning system is started according to third duration, motion profile is modified.
507, user terminal determines that the starting period of starting global positioning system is the 4th preset duration;
When user terminal determines that destination region and target geographical area start global location there is no when being overlapped, user terminal is determined The starting period of system is the 4th preset duration, and the 4th duration is greater than third duration.
It is understood that the third duration and the 4th duration can rule of thumb or test acquired results setting, herein It is not especially limited.
508, user terminal starts global positioning system and is modified to motion profile according to the 4th duration;
After user terminal obtains the 4th duration, according to the 4th duration, starts global positioning system and motion profile is modified.
509, user terminal determines user's end position according to revised motion profile;
After user terminal correction motion track, user's end position is determined according to revised motion profile.
510, user terminal judges whether user's end position is in target geographical area, if so, 512 are thened follow the steps, if it is not, Then follow the steps 511;
User terminal judges whether user's end position is in target geographical area, if so, showing that user's end position is in mesh Ground near, if it is not, then showing user's end position not near destination.
511, user terminal closes global positioning system, executes step 502;
When except user's end position being in target geographical area, user terminal closes global positioning system, continues with association Processor determines user's end position of user terminal by way of inertial navigation.
It is understood that in practical applications, if you do not need to closing global positioning system, this step can not also be executed Suddenly, step 502 is directly executed, is not especially limited herein.
512, user terminal executes prompting function.
When user's end position is in target geographical area, user terminal executes prompting function.
The mode for executing prompting function can be pop-up, vibration or jingle bell, can also be other modes, not make herein specific It limits.
During user terminal arrives at the destination, it is true by way of inertial navigation that user terminal can use coprocessor User's end position is determined, since the power consumption of coprocessor operation is very low, without opening GPS function for a long time, so the present invention can be with The geographical location of the monitoring user terminal of low-power consumption in a long time.
For ease of understanding, below to be retouched in detail with concrete application scene to position reminding method in the embodiment of the present invention It states:
User terminal can be mobile phone or tablet computer, is also possible to other application terminal, is not especially limited herein.
It takes the mobile phone as an example, mobile phone obtains " haircut " from schedule, by semantic analysis algorithm, determines mesh according to " haircut " Ground be " barber shop ", the locally stored map of mobile phone searching determines the barber shop position in 5 kilometers, centered on barber shop, 100 meters are radius as target geographical area.Target geographical area can be one or more, it is to be understood that target Reason region can also be range as defined in other methods, this is not especially limited.
When user's carrying mobile phone walking, mobile phone detects mobile phone state using action sensor, if being kept in motion, Mobile phone determines initial position first, and the acceleration and tilt angle data of mobile phone are collected using action sensor, is handled using association Device handles acceleration and tilt angle data, determines current location and the speed of mobile phone.
It is assumed that mobile phone detects the movement speed of itself less than 80 ms/min, mobile phone sets the period of starting GPS as 10 points Clock, mobile phone positioned mobile phone with regard to GPS of starting every 10 minutes, and the position data obtained according to GPS is to mobile phone Motion profile is corrected, and the current location of more new cell-phone.
If mobile phone is in target geographical area using the mobile phone location that inertial navigation obtains, mobile phone starts GPS to mobile phone It is positioned, if the position that GPS is obtained is in target geographical area, mobile phone reminds use in a manner of pop-up, vibration or jingle bell etc. Family, if the position that GPS is obtained is in except target geographical area, mobile phone closes GPS, and continues with the mode of inertial navigation Obtain mobile phone location.
When user's carrying mobile phone is driven, it is assumed that mobile phone detects that itself movement speed is greater than 100 ms/min, and mobile phone is set Surely the period for starting GPS is 3 minutes, and mobile phone positioned mobile phone with regard to GPS of starting every 3 minutes, and was obtained according to GPS Position data the motion profile of mobile phone is corrected, and the current location of more new cell-phone, if the position of mobile phone is in target Geographic area, then mobile phone reminds user in a manner of pop-up, vibration or jingle bell etc..
It is understood that the mobile phone starting GPS period can also be set according to actual conditions as other values, do not make to have herein Body limits.
Position reminding method in the embodiment of the present invention is described from the angle of method above, below from the angle of device User terminal in the embodiment of the present invention is described:
Referring to Fig. 6, one embodiment of user terminal includes: in the embodiment of the present invention
First determining module 601, for determining target geographical area;
Second determining module 602, for determining the user terminal of user terminal in the way of inertial navigation by coprocessor Position;
Judgment module 603, for judging whether user's end position that the second determining module 602 determines is in the first determining mould The target geographical area that block 601 determines, if so, triggering execution module 604, if it is not, then triggering the second determining module 602;
Execution module 604, for executing prompting function when user's end position is in target geographical area.
During user terminal arrives at the destination, it is true by way of inertial navigation that user terminal can use coprocessor User's end position is determined, since the power consumption of coprocessor operation is very low, without opening GPS function for a long time, so the present invention can be with The geographical location of the monitoring user terminal of low-power consumption in a long time.
Referring to Fig. 7, another embodiment of user terminal includes: in the embodiment of the present invention
First determining module 701, for determining target geographical area;
Detection module 702, for detecting user terminal state using action sensor;
Second determining module 703, for determining the user terminal of user terminal in the way of inertial navigation by coprocessor Position;
Generation module 704, user's end position for being determined according to the second determining module 703 generate motion profile;
Third determining module 705, for determining the starting period of starting global positioning system;
Correction module 706, the starting period starting global positioning system for being determined according to third determining module 705 is to life It is modified at the motion profile that module 704 generates;
4th determining module 707, for determining user's end position according to revised motion profile;
Judgment module 708, for judging whether user's end position that the 4th determining module 707 determines is in the first determining mould The target geographical area that block 701 determines, if so, triggering execution module 709 executes prompting function, if it is not, then triggering processing mould Block 710 closes global positioning system;
Execution module 709, for when judgment module 708 determines that user's end position is in target geographical area, execution to be mentioned Awake function;
Processing module 710, for closing when judgment module 708 determines that user's end position is in except target geographical area Global positioning system is closed, and triggers the second determining module 703.
It should be noted that detection module 702 is optional module, and in practical applications, if not detecting user terminal state, So user terminal can not have detection module, be not especially limited herein.
Wherein, the first determining module 701 is specifically used for determining corresponding destination according to the user's choice, searches preset Local map database determines target geographical area corresponding with destination;
Or,
First determining module 701 is also used to obtain keyword in the input record of user, and keyword is believed comprising destination Breath, determines destination according to keyword, searches preset local map database, determines target geographic corresponding with destination area Domain.
Wherein, third determining module 705 is specifically used for obtaining itself movement speed, judges whether movement speed is greater than threshold value When, if so, determining that the starting period of starting global positioning system is the first preset duration, if not, it is determined that the starting whole world The starting period of positioning system is the second preset duration, and the first duration is less than the second duration;
Or,
Third determining module 705 is also used to judge destination region and target geographic according to motion profile supposition destination region Region is with the presence or absence of coincidence, if so, determine that the starting period of starting global positioning system is preset third duration, if it is not, The starting period for then determining starting global positioning system is the 4th preset duration, and third duration is less than the 4th duration.
Wherein, processing module 710 is optional module, in practical applications, if you do not need to closing global positioning system, is used Family end can not have processing module 710, be not especially limited herein.
During user terminal arrives at the destination, it is true by way of inertial navigation that user terminal can use coprocessor User's end position is determined, since the power consumption of coprocessor operation is very low, without opening GPS function for a long time, so the present invention can be with The geographical location of the monitoring user terminal of low-power consumption in a long time.
For ease of understanding, below with a concrete application scene between the modules of user terminal in the embodiment of the present invention Interaction is described in detail:
In the present embodiment, the first determination unit 701 obtains keyword in the input record of user, and keyword includes purpose Ground information determines destination according to keyword, searches preset local map database, with determining target corresponding with destination Manage region.
Detection module 702 can use the state of action sensor detection user terminal, if user terminal state is motion state, Then the second determining module 703 can use user's end position that coprocessor determines user terminal by way of inertial navigation, if User terminal state be it is static, detection module 702 continues to test the state of user terminal.
Third determining module 705 obtains itself movement speed, when judging whether movement speed is greater than threshold value, if so, really Surely the starting period for starting global positioning system is the first preset duration, if not, it is determined that start opening for global positioning system The dynamic period is the second preset duration, and the first duration is less than the second duration;
Or,
Third determining module 705 speculates destination region according to motion profile, judges that destination region is with target geographical area It is no to there is coincidence, if so, determining that the starting period of starting global positioning system is preset third duration, if not, it is determined that The starting period for starting global positioning system is the 4th preset duration, and third duration is less than the 4th duration.
In the starting period that correction module 706 is determined according to third determining module 705, starting global positioning system is to generation mould The motion profile that block 704 generates is modified.
The starting period is the first preset duration, the second preset duration, preset third duration or preset the Four durations.
After 4th determining module, 707 correction motion track, user's end position is determined according to revised motion profile.
Judgment module 708 judges whether user's end position is in target geographical area, if so, execution module 709 executes Prompting function if it is not, then processing module 710 closes global positioning system, and triggers the second determining module 703.
The mode for executing prompting function can be pop-up, vibration or jingle bell, can also be other modes, not make herein specific It limits.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed system, device and method can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the division of unit, Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be with In conjunction with or be desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or discussed Mutual coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING of device or unit or Communication connection can be electrical property, mechanical 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 storage medium.Based on this understanding, technical solution of the present invention is substantially The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words It embodies, which is stored in a storage medium, including some instructions are used so that a computer Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the present invention Portion or part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. are various can store journey The medium of sequence code.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although referring to before Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features;And these It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.

Claims (4)

1. a kind of position reminding method characterized by comprising
User terminal determines target geographical area, specifically: user terminal obtains keyword, the key in the input record of user Word includes destination information, determines the corresponding destination of the keyword by semantic analysis algorithm;
Preset local map database is searched, determines target geographical area corresponding with the destination, the user's is defeated Enter to be recorded as notepad or schedule;
The user terminal determines user's end position of the user terminal by coprocessor in the way of inertial navigation;
Position generates motion profile to user terminal according to the user end;
The user terminal determines the starting period of starting global positioning system;
The user terminal starts global positioning system and is modified to the motion profile according to the starting period;
The user terminal determines user's end position according to revised motion profile;
When user's end position is in the target geographical area, the user terminal executes prompting function;
Wherein, the user terminal speculates that destination region, the destination region are specially along moving rail according to the motion profile Centered on the place that mark movement certain time reaches and radius is the region of certain distance;
The user terminal judges that the destination region, with the presence or absence of being overlapped, starts with the target geographical area if so, determining The starting period of global positioning system is preset third duration, if not, it is determined that start the starting period of global positioning system For the 4th preset duration, the third duration is less than the 4th duration.
2. position reminding method according to claim 1, which is characterized in that the user terminal is passed through used using coprocessor Property navigation mode determine the user terminal user's end position before include:
The user terminal detects user terminal state using action sensor;
If the user terminal state is motion state, the user terminal is triggered by coprocessor in the way of inertial navigation The step of determining user's end position of the user terminal.
3. a kind of user terminal characterized by comprising
First determining module, for determining target geographical area;
Second determining module, for determining the user terminal position of the user terminal in the way of inertial navigation by coprocessor It sets;
Judgment module, for judging whether user's end position is in the target geographical area, if so, triggering executes mould Block, if it is not, then triggering second determining module;
Execution module, for executing prompting function when user's end position is in the target geographical area;
Wherein, first determining module is specifically used for obtaining keyword in the input record of user, and the keyword includes Destination information determines the corresponding destination of the keyword by semantic analysis algorithm;Search preset local map data Library determines that target geographical area corresponding with the destination, the input record of the user are notepad or schedule;
The user terminal further include:
Generation module generates motion profile for position according to the user end;
Third determining module, for determining the starting period of starting global positioning system;
Correction module is modified the motion profile for starting global positioning system according to the starting period;
4th determining module, for determining user's end position according to revised motion profile;
Wherein, the third determining module is also used to speculate destination region according to the motion profile, judges the destination region With the target geographical area with the presence or absence of being overlapped, if so, determining that the starting period of starting global positioning system is preset Third duration, if not, it is determined that the starting period for starting global positioning system is the 4th preset duration, and the third duration is small In the 4th duration.
4. user terminal according to claim 3, which is characterized in that the user terminal further include:
Detection module, for detecting user terminal state using action sensor.
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