CN106712884B - A kind of time synchronism calibration method and device of wearable device - Google Patents
A kind of time synchronism calibration method and device of wearable device Download PDFInfo
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- CN106712884B CN106712884B CN201611045971.3A CN201611045971A CN106712884B CN 106712884 B CN106712884 B CN 106712884B CN 201611045971 A CN201611045971 A CN 201611045971A CN 106712884 B CN106712884 B CN 106712884B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
Abstract
A kind of time synchronism calibration method and apparatus of wearable device, the described method includes: the mobile terminal time mode is mode of the wearable device to synchronize calibration from the time of the acquisition for mobile terminal as standard being calculated under mobile terminal time mode from the time of acquisition for mobile terminal and from the difference between the GPS time that GPS module obtains；When can not be from the acquisition for mobile terminal time, GPS time be obtained, and compensation is corrected to the GPS time got by the difference, the time consistency of the GPS time after making the rectification building-out and the mobile terminal；The local zone time of the wearable device is corrected using the GPS time after the rectification building-out as standard synchronisation.The present invention is consistent it with mobile phone time by compensating calculating to GPS time, it is corrected by local zone time of the standard to the wearable device of compensated GPS time, to make the local zone time and mobile phone time of wearable device, i.e., it is consistent with the time of personal habits.
Description
Technical field
The present invention relates to intelligent wearable device fields, a kind of time synchronism calibration method more particularly to wearable device and
Device.
Background technique
" intelligent wearable device " is to carry out intelligentized design to daily wearing using wearable technology, develop and can dress
Equipment general name, such as glasses, gloves, wrist-watch, bracelet, dress ornament and shoes.
It is closely bound up with people's lives with the development of intelligent wearable device, it is brought very for people's lives
Convenience.Especially for the record of data, such as step number, calorie, alarm clock calling etc., and, these data generally require knot
Close time record.But electricity exhausts, hardware clock error etc. can all cause the time of wearable device to record to go wrong.So
It needs to carry out a time synchronization at regular intervals.
The local zone time of current wearable device passes through the mobile terminal generally by connection mobile terminal, such as mobile phone
Time synchronize correction.Many people's habits tune up or slow down mobile phone time, it is also desirable to the time of wearable device and individual
The time consistency of habit.The time synchronism calibration method of wearable device relies on external equipment in the prior art, has certain office
It is sex-limited, and it is unable to satisfy the personal time habit of people.
Summary of the invention
In view of the above situation, it is necessary to for wearable device time synchronism calibration limitation in the prior art and be unable to satisfy
The problem of personal time is accustomed to, provides a kind of time synchronism calibration method and device of wearable device.
The present invention provides a kind of time synchronism calibration method of wearable device, the wearable device is provided with GPS module,
Include:
The time from acquisition for mobile terminal and the GPS from GPS module acquisition are calculated under mobile terminal time mode
Difference between time, the mobile terminal time mode are the wearable device to be from the time of the acquisition for mobile terminal
Standard synchronizes the mode of calibration；
When can not be from the acquisition for mobile terminal time, the GPS time be obtained, and by the difference to getting
The GPS time be corrected compensation, the time consistency of the GPS time after making the rectification building-out and the mobile terminal；
The local zone time of the wearable device is corrected using the GPS time after the rectification building-out as standard synchronisation.
Above-mentioned time synchronism calibration method, wherein described to calculate under mobile terminal time mode from acquisition for mobile terminal
Time and GPS time between difference the step of include:
When receiving the time signal of mobile terminal, the current time mode of the wearable device is determined as mobile whole
Time mode is held, obtains the time of the mobile terminal, and wear using the time of the mobile terminal as described in standard synchronisation correction
Wear the local zone time of equipment；
GPS time is obtained under the mobile terminal time mode, and calculates the GPS time and passes through the movement eventually
The difference of local zone time after the time synchronism calibration at end.
Above-mentioned time synchronism calibration method, wherein it is described to obtain GPS time under the mobile terminal time mode, and
The step of calculating the difference of the GPS time and the local zone time include:
With preset frequency acquisition GPS time under the mobile terminal time mode；
The difference for calculating the GPS time Yu the local zone time saves the difference.
Above-mentioned time synchronism calibration method, wherein include: after the step of the preservation difference
The difference currently saved is replaced into the last difference saved.
Above-mentioned time synchronism calibration method, wherein it is described when can not be from the acquisition for mobile terminal time, described in acquisition
The step of GPS time comprising steps of
Whether the current time mode for detecting the wearable device is GPS time mode；
It is GPS time mode by the current time pattern switching when the current time mode is not GPS mode,
And obtain GPS time.
The present invention also provides a kind of time synchronism calibration devices of wearable device, comprising:
Computing module, for calculated under mobile terminal time mode from time of acquisition for mobile terminal with from GPS module
Difference between the GPS time of acquisition, the mobile terminal time mode are the wearable device to obtain from the mobile terminal
The time taken is the mode that standard synchronizes calibration；
First obtains module, for obtaining the GPS time, passing through when can not be from the acquisition for mobile terminal time
The difference is corrected compensation to the GPS time, the GPS time after making the rectification building-out and the mobile terminal when
Between it is consistent；
First correction module, for correcting the wearable device by standard synchronisation of the GPS time after the rectification building-out
Local zone time.
Above-mentioned time synchronism calibration device, wherein the computing module includes:
Second obtains module, for when receiving the time signal of mobile terminal, by the wearable device it is current when
Between mode be determined as mobile terminal time mode, obtain time and the GPS time of the mobile terminal；
Second correction module, for the local zone time of wearable device described in the time synchronism calibration of the mobile terminal；
Computational submodule, for calculating the GPS time and the sheet after the time adjustment by the mobile terminal
The difference of ground time.
Above-mentioned time synchronism calibration device, wherein described second obtains in module, and the step of acquisition GPS time wraps
It includes: with preset frequency acquisition GPS time；
The computational submodule is specifically used for, calculate the GPS time with after time adjustment by the mobile terminal
Local zone time difference, save the difference.
Above-mentioned time synchronism calibration device, wherein the difference that the computational submodule is also used to currently to save is replaced
Change the difference once saved.
Above-mentioned time synchronism calibration device, wherein described first obtains in module, the step for obtaining the GPS time
Suddenly include:
Whether the current time mode for detecting the wearable device is GPS time mode；
It is GPS time mode by the current time pattern switching when the current time mode is not GPS mode,
And obtain GPS time.
The present invention by calculating the difference of the time of GPS time and wearable device, and by the difference to GPS time into
Row compensation calculation is consistent it with mobile phone time.It is standard to the wearable device using the GPS time after rectification building-out
Local zone time is corrected, to make the local zone time and mobile phone time of wearable device, i.e., keeps one with the time of personal habits
It causes.
Detailed description of the invention
Fig. 1 is the flow chart of the time synchronism calibration method for the wearable device that first embodiment of the invention provides；
Fig. 2 is the flow chart of the time synchronism calibration method for the wearable device that second embodiment of the invention provides；
Fig. 3 is the flow chart of the time synchronism calibration method for the wearable device that third embodiment of the invention provides；
Fig. 4 is the structural block diagram of the time synchronism calibration device for the wearable device that fourth embodiment of the invention provides；
Fig. 5 is the structural block diagram of computing module in Fig. 4.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
Referring to following description and drawings, it will be clear that these and other aspects of the embodiment of the present invention.In these descriptions
In attached drawing, some particular implementations in the embodiment of the present invention are specifically disclosed, to indicate to implement implementation of the invention
Some modes of the principle of example, but it is to be understood that the scope of embodiments of the invention is not limited.On the contrary, of the invention
Embodiment includes all changes, modification and the equivalent fallen within the scope of the spirit and intension of attached claims.
In the embodiment of the present invention, the mobile terminal being related to includes that smart phone, personal digital assistant, tablet computer etc. are whole
End.The wearable device being related to may include the wearable devices such as intelligent wristwatch, Intelligent bracelet, intelligent necklace.It is described wearable to set
It is standby to be provided with GPS module, for obtaining the GPS time on GPS satellite.
Referring to Fig. 1, the time synchronism calibration method of the wearable device in first embodiment of the invention, including step S11
~S13.
Step S11 is calculated under mobile terminal time mode and is obtained from the time of acquisition for mobile terminal with from the GPS module
The difference between GPS time taken.The mobile terminal time mode is the wearable device with from the acquisition for mobile terminal
Time be that standard synchronizes the mode of calibration.
Further, in above-mentioned steps, the time calculated under mobile terminal time mode from acquisition for mobile terminal
The step of difference between GPS time includes:
Step S111, it is when receiving the time signal of mobile terminal, the current time mode of the wearable device is true
It is set to mobile terminal time mode, obtains the time of the mobile terminal, and using the time of the mobile terminal as standard synchronisation
Correct the local zone time of the wearable device；
Step S112 obtains GPS time under the mobile terminal time mode, and calculate the GPS time with it is described
Pass through the difference of the local zone time after the time adjustment of the mobile terminal.
Step S12 obtains the GPS time, and pass through the difference when can not be from the acquisition for mobile terminal time
Compensation is corrected to the GPS time got, the GPS time after making the rectification building-out and the mobile terminal when
Between be consistent.
Further, in above-mentioned steps S12, the step of acquisition GPS time, includes:
Whether the current time mode for detecting the wearable device is GPS time mode；
It is GPS time mode by the current time pattern switching when the current time mode is not GPS mode,
And obtain GPS time.
Step S13, when correcting the local of the wearable device as standard synchronisation using the GPS time after the rectification building-out
Between.
In the present embodiment, wearable device can carry out local zone time calibration by two ways, a kind of by mobile terminal
Time, such as mobile phone time are corrected, and another kind is corrected by GPS time, and the local zone time of wearable device is moving
It is converted between dynamic terminal time mode and GPS time mode.When shifting wearable device cannot connect to mobile terminal, i.e., can not obtain
When taking the time of mobile terminal, it can be corrected by GPS time.
Under normal circumstances, wearable device carries out local zone time timing, first passes through wireless communication mode, as bluetooth connection moves
Dynamic terminal, the request command of sending time synchronous correction is to mobile terminal.When connecting upper mobile terminal, mobile terminal is obtained
Time signal, and using the time of mobile terminal as the local zone time of standard synchronisation correction wearable device, make the local of wearable device
Time and the time of mobile terminal are consistent.
When connection is less than mobile terminal, it is corrected by local zone time of the GPS time to the wearable device.
But due to the personal habits of many people be by mobile terminal, as the time of mobile phone tunes up or slow down, thus with acquisition
GPS time have deviation.In order to solve this problem, the present embodiment by mobile phone time to the local zone time of wearable device into
Obtain GPS time while row correction, and calculate the GPS time with by the local zone time after mobile phone time correction
Difference.The difference is the deviation of the time of GPS time and personal habits.
This implementation by calculating the difference of the time of GPS time and wearable device, and by the difference to GPS time into
Row compensation calculation is consistent it with mobile phone time.It is standard to the wearable device using the GPS time after rectification building-out
Local zone time is corrected, to make the local zone time and mobile phone time of wearable device, i.e., keeps one with the time of personal habits
It causes.
Referring to Fig. 2, for the time synchronism calibration method flow diagram of the wearable device in second embodiment of the invention.Such as figure
Shown in 2, the method includes the steps S21~S26.
Step S21 connects mobile terminal, and obtains the time of the mobile terminal.Wearable device passes through wireless telecommunications side
Formula, such as bluetooth connection to mobile terminal.
Step S22, whether the current time mode for detecting wearable device is mobile terminal time mode, when described current
Between mode be mobile terminal time mode when, execute step S23, it is no to then follow the steps S26.The mobile terminal time mode is
The wearable device synchronizes the mode of calibration using the time from the acquisition for mobile terminal as standard.
Step S23 corrects the local zone time of the wearable device using the time of the mobile terminal as standard synchronisation.The step
In rapid, it is consistent by the time of local zone time and mobile terminal after the time synchronism calibration of mobile terminal.
Step S24, with preset frequency acquisition GPS time.
Step S25 calculates the GPS time of acquisition and the difference of the local zone time, saves the difference, and will work as
The last difference saved of difference replacement of preceding preservation.
The time mode of the wearable device is switched to mobile terminal time mode, and return step S23 by step S26.
The time of mobile terminal may change with personal habit, therefore update GPS time with certain frequency
With the difference of the time of mobile terminal, updates once within such as one month, guarantee after carrying out GPS time rectification building-out according to the difference
GPS time and time of mobile terminal be consistent.Also, the difference currently kept is kept away for the last difference saved
Exempt from the storage volume of excessive occupancy wearable device.The present embodiment is dressed by being corrected using the time of mobile terminal as standard synchronisation
The local zone time of equipment, while timing calculates the difference of the time of GPS time and mobile terminal.
Referring to Fig. 3, for the time synchronism calibration method flow diagram of the wearable device in third embodiment of the invention.Such as figure
Shown in 3, the method includes the steps S31~S36.
Step S31 obtains GPS time when that can not obtain the time of mobile terminal.
Step S32, whether the current time mode for detecting wearable device is mobile terminal time mode, when described current
Between mode be mobile terminal time mode when, execute step S33, it is no to then follow the steps S36.
Step S33 judges the difference that the time of GPS time and mobile terminal whether is stored in wearable device, when storage institute
Step S34 is executed when stating difference, it is no to then follow the steps S35.
Step S34 is corrected compensation to the GPS time got by the difference, makes the rectification building-out
The time of GPS time afterwards and the mobile terminal is consistent, and using the GPS time after the rectification building-out as standard synchronisation
Correct the local zone time of the wearable device.
Step S35 corrects the local zone time of the wearable device using the GPS time of acquisition as standard synchronisation.
The time mode of the wearable device is switched to GPS time mode, and return step S33 by step S36.
The present embodiment is by being corrected compensation to the GPS time of acquisition, the mobile terminal for using GPS time and user
Time be consistent, and calibrated by local zone time of the GPS time after rectification building-out to wearable device, to make to wear
The mobile terminal time of the local zone time and user of wearing equipment is consistent, and makes user that personal time be kept to be accustomed to.
Fig. 4 and Fig. 5 are please referred to, is the time synchronism calibration device of the wearable device in third embodiment of the invention.Such as Fig. 4
Shown, the synchronous correction device includes:
Computing module 10, for calculated under mobile terminal time mode from time of acquisition for mobile terminal with from GPS mould
The difference between GPS time that block obtains, the mobile terminal time mode are the wearable device with from the mobile terminal
The time of acquisition is the mode that standard synchronizes calibration；
First obtains module 20, for obtaining the GPS time when can not be from the acquisition for mobile terminal time, leads to
It crosses the difference and compensation is corrected to the GPS time, the GPS time after making the rectification building-out and the mobile terminal
Time consistency；
First correction module 30, for being set by the standard synchronisation correction wearing of the GPS time after the rectification building-out
Standby local zone time.
Further, as shown in figure 5, above-mentioned computing module 10 specifically includes:
Second obtains module 101, for when receiving the time signal of mobile terminal, by the current of the wearable device
Time mode is determined as mobile terminal time mode, the time for obtaining the mobile terminal and GPS time；
Second correction module 102, for correcting the wearable device by standard synchronisation of the time of the mobile terminal
Local zone time；
Computational submodule 103, for calculating the GPS time and by the local after the time adjustment of the mobile terminal
The difference of time.
Further, it above-mentioned second obtains in module 101, the step of acquisition GPS time includes: with preset frequency
Obtain GPS time；
The computational submodule 103 is specifically used for, and calculates the GPS time and the time by the mobile terminal
The difference of local zone time after correction saves the difference.
Further, above-mentioned computational submodule 103 is also used to:
The difference currently saved is replaced into the last difference saved.
Further, it described first obtains in module 20, the step of acquisition GPS time includes:
Whether the current time mode for detecting the wearable device is GPS time mode；
It is GPS time mode by the current time pattern switching when the current time mode is not GPS mode,
And obtain GPS time.
The difference of the time of GPS time and wearable device is obtained by calculation in this implementation, and by the difference to acquisition
GPS time compensate calculating and be consistent it with mobile phone time.By compensated GPS time to the wearable device
Local zone time be corrected, to make the local zone time and mobile phone time of wearable device, i.e., kept with the time of personal habits
Unanimously.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (8)
1. a kind of time synchronism calibration method of wearable device, the wearable device are provided with GPS module, which is characterized in that packet
It includes:
When receiving the time signal of mobile terminal, when the current time mode of the wearable device is determined as mobile terminal
Between mode, obtain the time of the mobile terminal, and set by the standard synchronisation correction wearing of the time of the mobile terminal
Standby local zone time；
GPS time is obtained under the mobile terminal time mode, and calculates the GPS time and passes through the mobile terminal
The difference of local zone time after time synchronism calibration, the mobile terminal time mode are the wearable device with from the movement
The time that terminal obtains is the mode that standard synchronizes calibration；
When can not be from the acquisition for mobile terminal time, the GPS time be obtained, and by the difference to the institute got
It states GPS time and is corrected compensation, the time consistency of the GPS time after making the rectification building-out and the mobile terminal；
The local zone time of the wearable device is corrected using the GPS time after the rectification building-out as standard synchronisation.
2. time synchronism calibration method as described in claim 1, which is characterized in that described in the mobile terminal time mode
Lower acquisition GPS time, and the step of calculating the difference of the GPS time and the local zone time includes:
With preset frequency acquisition GPS time under the mobile terminal time mode；
The difference for calculating the GPS time Yu the local zone time saves the difference.
3. time synchronism calibration method as claimed in claim 2, which is characterized in that after the step of the preservation difference
Include:
The difference currently saved is replaced into the last difference saved.
4. time synchronism calibration method as described in claim 1, which is characterized in that described to work as and be obtained from the mobile terminal
When taking the time, the step of obtaining the GPS time comprising steps of
Whether the current time mode for detecting the wearable device is GPS time mode；
It is GPS time mode by the current time pattern switching, and obtain when the current time mode is not GPS mode
Take GPS time.
5. a kind of time synchronism calibration device of wearable device, the wearable device are provided with GPS module, which is characterized in that packet
It includes:
Second obtains module, for when receiving the time signal of mobile terminal, by the current time mould of the wearable device
Formula is determined as mobile terminal time mode, obtains time and the GPS time of the mobile terminal, the mobile terminal time mode
The mode for being the wearable device to synchronize calibration from the time of the acquisition for mobile terminal as standard；
Second correction module, for the local zone time of wearable device described in the time synchronism calibration of the mobile terminal；
Computational submodule, for calculating the GPS time and by the local zone time after the time adjustment of the mobile terminal
Difference；
First obtains module, for the GPS time being obtained, by described when can not be from the acquisition for mobile terminal time
Difference is corrected compensation to the GPS time, the time one of the GPS time after making the rectification building-out and the mobile terminal
It causes；
First correction module, for correcting the sheet of the wearable device using the GPS time after the rectification building-out as standard synchronisation
The ground time.
6. time synchronism calibration device as claimed in claim 5, which is characterized in that described second obtains in module, described to obtain
The step of taking GPS time includes: with preset frequency acquisition GPS time；
The computational submodule is specifically used for, after calculating the GPS time and the time adjustment by the mobile terminal
Local zone time difference, save the difference.
7. time synchronism calibration device as claimed in claim 5, which is characterized in that the computational submodule is also used to will be current
The last difference saved of difference replacement saved.
8. time synchronism calibration device as claimed in claim 5, which is characterized in that described first obtains in module, described to obtain
The step of taking the GPS time include:
Whether the current time mode for detecting the wearable device is GPS time mode；
It is GPS time mode by the current time pattern switching, and obtain when the current time mode is not GPS mode
Take the GPS time.
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| CN110953682B (en) * | 2019-12-17 | 2021-05-11 | 珠海格力电器股份有限公司 | Air conditioning system and time correction method of GPRS module thereof |
| CN112286039A (en) * | 2020-12-30 | 2021-01-29 | 深圳市越芯电子有限责任公司 | Clock calibration method and device and readable storage medium |
| CN115242345B (en) * | 2022-07-28 | 2023-07-28 | 广西自贸区见炬科技有限公司 | Thermoelectric device system time synchronization and real-time resolving processing system |
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| CN102238719B (en) * | 2010-04-27 | 2014-10-08 | 中国移动通信集团公司 | Time synchronization method and device and distributed time synchronization system |
| CN102497665B (en) * | 2011-12-28 | 2014-12-03 | 深圳市五巨科技有限公司 | Mobile terminal time correction method and apparatus thereof |
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