CN103856936A - Method and apparatus for updating time of mobile terminal - Google Patents

Method and apparatus for updating time of mobile terminal Download PDF

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Publication number
CN103856936A
CN103856936A CN201210496982.9A CN201210496982A CN103856936A CN 103856936 A CN103856936 A CN 103856936A CN 201210496982 A CN201210496982 A CN 201210496982A CN 103856936 A CN103856936 A CN 103856936A
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Prior art keywords
identification card
time
available subscribers
communication network
subscribers identification
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CN201210496982.9A
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CN103856936B (en
Inventor
阮诗林
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Xin Xin finance leasing (Beijing) Co., Ltd.
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Spreadtrum Communications Shanghai Co Ltd
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Abstract

The invention discloses a method and apparatus for updating the time of a mobile terminal. The method comprises: selecting a currently available SIM card from the SIM cards which already register to a communication network in the mobile terminal; attaching the currently available SIM card to the registered communication network; obtaining time information from the communication network through the currently available SIM card; if the currently available SIM card does not successfully obtain the time information, sequentially selecting a next available SIM card as the currently available SIM card until the mobile terminal obtains the time information from the communication terminal; and setting the time information to be the system time of the mobile terminal. The method and apparatus provided by the invention can improve the success rate of the mobile terminal in updating the time, and can timely and conveniently get the time of the mobile terminal updated.

Description

A kind of method and device that upgrades the mobile terminal time
Technical field
The present invention relates to moving communicating field, particularly a kind of method and device that upgrades the mobile terminal time.
Background technology
Exist in the market the mobile communications network of multiple types, as General Packet Radio System (GPRS, General Packet Radio System), code division multiple access (CDMA, Code Division Multiple Access) communication network, Time Division-Synchronous Code Division Multiple Access (TD-SCDMA, Time Division-Synchronous CDMA) communication network etc.
Because different mobile communications networks need to use different Subscriber Identity Modules, so exist in the market a lot of multi-card multi-standby mobile terminal products and meet the demand of different mobile communications networks.
People are in the time using these mobile terminal product; often can check temporal information with it; such as checking temporal information with mobile phone; but when some abnormal operations occur the mobile terminals such as mobile phone; as pull out the operations such as battery; can cause the temporal information of mobile terminal to be reset to the initial value of system default while dispatching from the factory, now need user to reset the time, both inconvenience was also inaccurate.
The technology that at present the mobile terminal product such as mobile phone used when information in update time is generally to carry out acquisition time information by NITZ (Ne twork Identity and Time Zone, network identity and time zone) information.With NITZ temporal information come update time be at present in the world the general one of mobile communications network to time mode.For example U.S. Patent Application Publication No. is just to have disclosed a kind of method and apparatus that upgrades the mobile terminal standard time in the patent documentation of US2008081612 (A1).In the disclosed method of this patent documentation, by calling out base station, obtain NITZ temporal information from base station, be then set to time of mobile terminal system.
But, in practice, still exist the acquisition for mobile terminal time inaccurate, not in time, even cannot obtain from mobile communications network the phenomenon of temporal information.Especially the mobile terminal of some double-card dual-standbies, multi-card multi-standby, this kind of defect is more obvious.
Therefore, need those skilled in the art to find another and can solve this problem by technical method convenient, fast and that success rate is high.
Summary of the invention
Solved by the invention is the problem that cannot promptly and accurately upgrade system time that current mobile terminal often occurs.
For solving problem above, the invention provides a kind of method and device that upgrades the mobile terminal time.
Technical solution of the present invention provides a kind of method of upgrading the mobile terminal time, comprising:
Registered to the Subscriber Identity Module of communication network in described mobile terminal, choose current available subscribers identification card; Described current available subscribers identification card is attached on the communication network of its registration; By described current available subscribers identification card from communication network acquisition time information; If the unsuccessful acquisition time information of described current available subscribers identification card, chooses next available subscribers identification card successively as current available subscribers identification card, until described mobile terminal obtains the temporal information from communication network; Described temporal information is set to the system time of described mobile terminal.
Alternatively, describedly comprise from communication network acquisition time information by current available subscribers identification card: receive the message that communication network that described available subscribers identification card adheres to sends, acquisition time information from described message.
Alternatively, the unsuccessful acquisition time information of described current available subscribers identification card refers to that described current available subscribers identification card is attached to after described communication network, time of receipt (T of R) information in the message not sending at described communication network within the time limiting.
Alternatively, describedly choose current available subscribers identification card selection rule and be: according to described Subscriber Identity Module current system sequential search available subscribers identification card, choose first available subscribers identification card, and the available subscribers identification card described in this is labeled as and is used.
Alternatively, described in, choosing available subscribers identification card that current available subscribers identification card selection rule searches described in also comprising or not and is labeled as the Subscriber Identity Module having used.
Alternatively, described system user identification card current system order refers to according to the order of the draw-in groove determining positions at Subscriber Identity Module place.
Alternatively, described in, choosing current available subscribers identification card is to start to choose after all Subscriber Identity Modules succeed in registration.
Alternatively, described available subscribers identification card refers to Subscriber Identity Module that can usage data business.
Alternatively, describedly refer to and obtain NITZ temporal information from communication network acquisition time information.
Alternatively, described mobile terminal can at any time start by menu the function of upgrading time of mobile terminal system.
The embodiment of the present invention also provides a kind of device that upgrades the mobile terminal time, comprising: choose unit, linkage unit, time acquisition unit, setting unit.
The described unit of choosing, at the registered Subscriber Identity Module to communication network of described mobile terminal, chooses current available subscribers identification card;
Described linkage unit, for being attached to the described current available subscribers identification card of choosing unit selection the communication network of its registration;
Described time acquisition unit, for from the accompanying communication network acquisition time information of described linkage unit;
Described setting unit, the system time that is described mobile terminal for the set of time that described time acquisition unit is obtained.
Wherein, if the unsuccessful acquisition time information of described time acquisition unit choose unit and choose successively next available subscribers identification card as current available subscribers identification card, until described mobile terminal obtains from the temporal information of communication network.
Alternatively, described in described time acquisition unit, the unsuccessful acquisition time information of current available subscribers identification card refers to that described current available subscribers identification card is attached to after described communication network, time of receipt (T of R) information in the message not sending at described communication network within the time limiting.
Alternatively, describedly choose the current available subscribers identification card of unit selection specifically: according to described Subscriber Identity Module current system sequential search available subscribers identification card, choose first available subscribers identification card, and the available subscribers identification card described in this is labeled as and is used.
Alternatively, described in, choosing the selected available subscribers identification card in unit does not comprise and is labeled as the Subscriber Identity Module having used.
Alternatively, described in, choose available subscribers identification card described in unit refer to can usage data business Subscriber Identity Module.
Alternatively, described in described time acquisition unit, refer to and obtain NITZ temporal information from communication network acquisition time information.
Compare in prior art, technical solution of the present invention at least has the following advantages:
Registered to the Subscriber Identity Module of communication network in described mobile terminal, choose current available subscribers identification card; Described current available subscribers identification card is attached on the communication network of its registration; By described current available subscribers identification card from communication network acquisition time information; If the unsuccessful acquisition time information of described current available subscribers identification card, chooses next available subscribers identification card successively as current available subscribers identification card, until described mobile terminal obtains the temporal information from communication network; Described temporal information is set to the system time of described mobile terminal.Can effectively avoid upgrading at present the prior appointment available subscribers identification card that the mobile terminal time is used, use described available subscribers identification card to adhere to its communication network, if the Subscriber Identity Module of described appointment does not successfully upgrade system time, just finish this and upgrade, thereby cause cannot upgrade in time the problem of system time of mobile terminal.The present invention can effectively improve the success rate of upgrading time of mobile terminal system, makes update time timely, accurate, convenient.
Accompanying drawing explanation
Fig. 1 is method and the device embodiment applied environment schematic diagram that the present invention upgrades the mobile terminal time;
Fig. 2 is that the embodiment of the present invention is upgraded mobile terminal time flow schematic diagram;
Fig. 3 is the schematic flow sheet that the embodiment of the present invention is upgraded cell phone system time method;
Fig. 4 is the structural representation that the present invention upgrades the embodiment of the device of mobile terminal time.
Embodiment
Through research, inventor finds: generally speaking, NITZ packets of information includes network indicates and temporal information.In actual applications, whether the message that mobile communications network sends to mobile terminal contains NITZ temporal information is to be determined by the operator of this mobile communications network, that is to say, in the message that part mobile communications network sends, does not comprise NITZ temporal information.
And for existing double-card dual-standby and multi-card multi-standby mobile terminal, normally adopt acquiescence card to obtain NITZ information from mobile communications network, once blocking corresponding mobile communications network, this acquiescence do not provide temporal information, the phenomenon that just there will be the system time of mobile terminal to upgrade.
In view of this, inventor proposes a kind of scheme of renewal mobile terminal of innovation, to solve this technical problem.
For above-mentioned purpose of the present invention, feature and advantage can more be become apparent, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Set forth detail in the following description so that fully understand the present invention.But the present invention can be different from alternate manner described here and implements with multiple, and those skilled in the art can do similar popularization without prejudice to intension of the present invention in the situation that.Therefore the present invention is not subject to the restriction of following public embodiment.
Fig. 1 is that the present invention upgrades the method for mobile terminal time and the embodiment applied environment schematic diagram of device.As shown in Figure 1, in an embodiment of the present invention, mobile terminal 110 obtains temporal information from communication network 120.
Wherein, described mobile terminal 110 can be the mobile terminal device with time display function, and described mobile terminal device contains one or more Subscriber Identity Module.Described Subscriber Identity Module can be SIM(Subscriber Identity Module, client identification module) card, USIM(Universal Subscriber Identity Module, whole world Subscriber Identity Module) card or UIM(User Identity Module, subscriber identification module) card etc.
Particularly, described mobile terminal 110 can be the electronic equipment that mobile phone, panel computer, notebook computer etc. possess radio communication function.
Described communication network 120, for to described adhering to (Attach) mobile terminal 110 on this communication network temporal information is provided.Described communication network can comprise the communication network of multiple current existence, as communication network 1, communication network 2 etc.
What those skilled in the art will recognize that when adhering to registration is the mobile data packet network of this mobile terminal institute registering communication network, for example GPRS.Be attached to after communication network, described communication network can send location updating message to mobile terminal, and this information contains temporal information.
Particularly, in an embodiment of the present invention, described communication network 120 can comprise TD-SCDMA network, GPRS network, cdma network etc.
Fig. 2 is that the embodiment of the present invention is upgraded mobile terminal time flow schematic diagram.As shown in Figure 2, the method for the renewal mobile terminal time that the embodiment of the present invention provides comprises:
Step S1, registered to the Subscriber Identity Module of communication network in described mobile terminal, choose current available subscribers identification card.
In an embodiment of the present invention, described mobile terminal, after its all Subscriber Identity Modules succeed in registration, is searched first available subscribers identification card in order.Described available subscribers identification card refers to Subscriber Identity Module that can usage data business.Data service can refer to the data service that 3G etc. can provide.The described available subscribers identification card of searching in order refers to all and is not denoted as in the Subscriber Identity Module having used, and searches available subscribers identification card.Described sequential search can adopt multiple sortord.For example a kind of mode can be according to the order of the Subscriber Identity Module by current described mobile terminal draw-in groove location positioning, for another example also can adopt random mode, or adopt the mode of according to number size sequence, or according to modes such as registered mobile communications network sequences.
Step S2, is attached to described current available subscribers identification card on the communication network of its registration.
In an embodiment of the present invention, use the available subscribers identification card finding described in step S1, be attached to the communication network of its registration.
Communication network described here can be GPRS, CDMA, TD-SCDMA.
Step S3, by described current available subscribers identification card from communication network acquisition time information.
Wherein, if the unsuccessful acquisition time information of described current available subscribers identification card is chosen next available subscribers identification card successively as current available subscribers identification card, until described mobile terminal obtains the temporal information from communication network.
In an embodiment of the present invention, receive the message of described communication network by described available subscribers identification card, judgement receives in the message that described communication network sends whether contain temporal information, if had, obtains described message, and acquisition time information therefrom.
If do not contain temporal information in the message that described communication network sends in the time range limiting, conclude the unsuccessful acquisition time information of described current available subscribers identification card, disconnect (Detach) described Current Communication Network network, and described current available subscribers identification card is denoted as and is used.
Those skilled in the art will recognize that disconnection generally can be described as again attachment removal.Described in attachment removal, after communication network, described communication network can not send location updating message to mobile terminal.
Then continue the process of repeating step S1, S2, search in order next available subscribers identification card as current available subscribers identification card, all cannot obtain the temporal information from communication network until described mobile terminal obtains from temporal information or all Subscriber Identity Modules of communication network.
The time range of described restriction need and require according to the concrete condition of mobile communications network to determine.Generally speaking, can be within 3-8 second.
Described can be to obtain NITZ temporal information from communication network acquisition time information.Certainly, the communication protocol that can obtain temporal information from communication network by other is also fine, and should not carry out too much restriction at this.
Step S4, described temporal information is set to the system time of described mobile terminal.
In an embodiment of the present invention, by the temporal information obtaining in step S3, be set to the system time of described mobile terminal, concrete method to set up, knows for those skilled in the art, can adopt existing various means, does not repeat them here.
For the ease of understanding, as an example of mobile phone example, the method for the time of upgrading mobile terminal is elaborated below.
Fig. 3 is the schematic flow sheet that the embodiment of the present invention is upgraded cell phone system time method.As shown in Figure 3, the method for embodiment of the present invention renewal cell phone system time comprises:
Step S301, starts and upgrades cell phone system time function.
When concrete enforcement, can start this function by number of ways.For example can, in the time of mobile phone power-on, directly start this function; Also can, by add the function menu of update time in cell phone system, at any time start by menu the function of upgrading the cell phone system time.
Step S302, waits for that all Subscriber Identity Modules all succeed in registration.
When concrete enforcement, check the state of all Subscriber Identity Modules of described mobile phone, wait for that all Subscriber Identity Modules of described mobile phone are all searched and netted successfully.
Step S303, is not denoted as all Subscriber Identity Modules and does not use.
When concrete enforcement, after all Subscriber Identity Modules of described step S302 are all searched and netted successfully, all Subscriber Identity Modules of described mobile phone are increased to a flag bit, and all flag bits are not denoted as and are not used, particularly, the value of flag bit can be set to 0 or 1 etc. and represent that it does not use.
Step S304, searches first available subscribers identification card described in being denoted as untapped Subscriber Identity Module.
When concrete enforcement, after step S303 carries out, search first available subscribers identification card in being denoted as untapped Subscriber Identity Module described in all in order.
Described looked-up sequence can be according to the order of the determined Subscriber Identity Module in described mobile phone draw-in groove position.Described available subscribers identification card, refer to can usage data business Subscriber Identity Module.
Step S305, is attached to described current available subscribers identification card on the communication network of its registration.
When concrete enforcement, use the available subscribers identification card finding described in step S304, be attached on the communication network of its registration.
Communication network described here can be GPRS, CDMA, TD-SCDMA.
Step S306, judges whether to obtain temporal information.
When concrete enforcement, after described step S305, the message that the communication network adhering to described in reception sends, judges in its message, whether to contain NITZ temporal information.
The described message that carries NITZ temporal information, can initiatively be sent by communication network; Or issued from the request of mobile phone by communication network basis.
If described message contains temporal information, from described message acquisition time information.
If described message is come in not free information in the time range limiting, disconnect the communication network that described current available subscribers identification card adheres to, the flag bit of described current available subscribers identification card is denoted as and is used, then return to execution step S304.
Particularly, the value of the flag bit of described current available subscribers identification card can be set to 1 or 0 and represent that it uses.
Particularly, the time range of restriction described here need and require according to the concrete condition of mobile communications network to determine.Generally speaking, can be within 3-8 second.
Step S307, described temporal information is set to the system time of described mobile phone.
When concrete enforcement, by the temporal information obtaining described in step S306, use and be set to system time for the known existing various technological means of those skilled in the art.
Compared with the technology of upgrading system time with existing mobile phone, the present invention has following beneficial effect:
By registered to the Subscriber Identity Module of communication network at mobile phone, choose current available subscribers identification card and be attached on the communication network of its registration, and communication network acquisition time information from adhering to; If the unsuccessful acquisition time information of current available subscribers identification card, chooses successively next available subscribers identification card and go to obtain temporal information, until mobile phone obtains the temporal information from communication network, and described temporal information is set to the system time of mobile phone.Can effectively avoid upgrading at present the Subscriber Identity Module that prior specify default that the cell phone system time uses connects communication network, if the Subscriber Identity Module of specifying does not successfully upgrade system time, just finish this and upgrade, thereby cause cannot upgrade in time the problem of system time of mobile phone.The present invention can effectively improve the success rate of upgrading time of mobile terminal system.
Correspondingly, the embodiment of the present invention also provides a kind of device that upgrades the mobile terminal time.
Take mobile phone as example, set forth the course of work of the device that upgrades the mobile terminal time below.
With reference to figure 4, show the structural representation of the device of embodiment of the present invention renewal cell phone system time.
The device of described renewal cell phone system time comprises: start unit 101, choose unit 102, linkage unit 103, time acquisition unit 104, setting unit 105.
Start unit 101, for starting the function of upgrading the described mobile terminal time.
In concrete enforcement, wait for that all Subscriber Identity Modules of mobile phone all succeed in registration, and all Subscriber Identity Modules of described mobile phone are increased to a flag bit, and all flag bits are not denoted as and are not used, then start and choose unit 102.
Choose unit 102, at the registered Subscriber Identity Module to communication network of described mobile terminal, choose current available subscribers identification card.
When concrete enforcement, can be in order search first available subscribers identification card all described in start unit 101 in being denoted as untapped Subscriber Identity Module.Described looked-up sequence is according to the order of the determined Subscriber Identity Module in described mobile phone draw-in groove position, described available subscribers identification card, refer to can usage data business Subscriber Identity Module.
Linkage unit 103, for by the described communication network of choosing the current available subscribers identification card of choosing unit 102 and be attached to its registration.
When concrete enforcement, the available subscribers identification card finding described in use, is attached to the communication network of its registration.Communication network described here can be GPRS, CDMA, TD-SCDMA.
Time acquisition unit 104, for from the accompanying communication network acquisition time information of described linkage unit 103.
If the unsuccessful acquisition time information of described current available subscribers identification card, chooses unit 102 and chooses successively next available subscribers identification card as current available subscribers identification card, until described mobile terminal obtains the temporal information from communication network.
When concrete enforcement, the message that the communication network adhering to described in time acquisition unit 104 receives sends, judges in its message, whether to contain NITZ temporal information.If described message contains temporal information, from described message acquisition time information.If described message is come in not free information in the time range limiting, notify linkage unit 103 to disconnect the communication network that described current available subscribers identification card adheres to, and abandon using described current available subscribers identification card information update time, the flag bit of described current available subscribers identification card is denoted as and is used.Enable and choose unit 102 and choose next available subscribers identification card as current available subscribers identification card.
Setting unit 105, the system time that is described mobile terminal for the set of time that described time acquisition unit 104 is obtained.
When concrete enforcement, by the temporal information obtaining described in time acquisition unit 104, use and be set to the cell phone system time for the known existing various technological means of those skilled in the art.
To sum up, the method for renewal mobile phone time information provided by the invention and device, at least have following beneficial effect:
By registered to the Subscriber Identity Module of communication network in described mobile terminal, choose current available subscribers identification card and be attached on the communication network of its registration, and communication network acquisition time information from adhering to.If the unsuccessful acquisition time information of described current available subscribers identification card, choose successively next available subscribers identification card as current available subscribers identification card, until described mobile terminal obtains the temporal information from communication network, described temporal information is set to the system time of described mobile terminal.Can effectively avoid upgrading at present the prior appointment available subscribers identification card that the cell phone system time is used, use available subscribers identification to adhere to its communication network, if the Subscriber Identity Module of specifying does not successfully upgrade system time, just finish this and upgrade, thereby cause cannot upgrade in time the problem of system time of mobile phone.The present invention can effectively improve the success rate of upgrading time of mobile terminal system, makes update time timely, accurate, convenient.
The application can be used in numerous general or special purpose calculation element environment or configuration.For example: personal computer, server computer, handheld device or portable set, plate equipment, multi-processor device, comprise distributed computing environment (DCE) of above any device or equipment etc.
The application can describe in the general context of the computer executable instructions of being carried out by computer, for example program module.Usually, program module comprises and carries out particular task or realize routine, program, object, assembly, data structure of particular abstract data type etc.Also can in distributed computing environment (DCE), put into practice the application, in these distributed computing environment (DCE), be executed the task by the teleprocessing equipment being connected by communication network.In distributed computing environment (DCE), program module can be arranged in the local and remote computer-readable storage medium including memory device.
Although the present invention with preferred embodiment openly as above; but it is not for limiting the present invention; any those skilled in the art without departing from the spirit and scope of the present invention; can utilize method and the technology contents of above-mentioned announcement to make possible variation and modification to technical solution of the present invention; therefore; every content that does not depart from technical solution of the present invention; any simple modification, equivalent variations and the modification above embodiment done according to technical spirit of the present invention, all belong to the protection range of technical solution of the present invention.

Claims (16)

1. a method of upgrading the mobile terminal time, is characterized in that, comprising:
Registered to the Subscriber Identity Module of communication network in described mobile terminal, choose current available subscribers identification card;
Described current available subscribers identification card is attached on the communication network of its registration;
By described current available subscribers identification card from communication network acquisition time information;
If the unsuccessful acquisition time information of described current available subscribers identification card, chooses next available subscribers identification card successively as current available subscribers identification card, until described mobile terminal obtains the temporal information from communication network;
Described temporal information is set to the system time of described mobile terminal.
2. method according to claim 1, it is characterized in that, describedly comprise from communication network acquisition time information by current available subscribers identification card: receive the message that communication network that described available subscribers identification card adheres to sends, acquisition time information from described message.
3. method according to claim 1, it is characterized in that, the unsuccessful acquisition time information of described current available subscribers identification card refers to that described current available subscribers identification card is attached to after described communication network, time of receipt (T of R) information in the message not sending at described communication network within the time limiting.
4. method according to claim 1, it is characterized in that, describedly choose current available subscribers identification card selection rule and be: according to described Subscriber Identity Module current system sequential search available subscribers identification card, choose first available subscribers identification card, and the available subscribers identification card described in this is labeled as and is used.
5. method according to claim 1, is characterized in that, described in choose available subscribers identification card that current available subscribers identification card selection rule searches described in also comprising and do not comprise and be labeled as the Subscriber Identity Module having used.
6. method according to claim 4, is characterized in that, described system user identification card current system order refers to according to the order of the draw-in groove determining positions at Subscriber Identity Module place.
7. method according to claim 1, is characterized in that, described in to choose current available subscribers identification card be to start to choose after all Subscriber Identity Modules succeed in registration.
8. method according to claim 1, is characterized in that, described available subscribers identification card refers to Subscriber Identity Module that can usage data business.
9. method according to claim 1, is characterized in that, describedly refers to and obtains NITZ temporal information from communication network acquisition time information.
10. method according to claim 1, is characterized in that, described mobile terminal can at any time start by menu the function of upgrading time of mobile terminal system.
11. 1 kinds are upgraded the device of mobile terminal time, it is characterized in that, comprising:
Choose unit, at the registered Subscriber Identity Module to communication network of described mobile terminal, choose current available subscribers identification card;
Linkage unit, for being attached to the described current available subscribers identification card of choosing unit selection the communication network of its registration;
Time acquisition unit, for from the accompanying communication network acquisition time information of described linkage unit;
Setting unit, the system time that is described mobile terminal for the set of time that described time acquisition unit is obtained;
Wherein, if the unsuccessful acquisition time information of described time acquisition unit choose unit and choose successively next available subscribers identification card as current available subscribers identification card, until described mobile terminal obtains from the temporal information of communication network.
The device of the time of 12. renewal mobile terminals according to claim 11, it is characterized in that, the unsuccessful acquisition time information of described time acquisition unit refers to that described current available subscribers identification card is attached to after described communication network, time of receipt (T of R) information in the message not sending at described communication network within the time limiting.
The device of the time of 13. renewal mobile terminals according to claim 11, it is characterized in that, describedly choose the current available subscribers identification card of unit selection specifically: according to described Subscriber Identity Module current system sequential search available subscribers identification card, choose first available subscribers identification card, and the available subscribers identification card described in this is labeled as and is used.
The device of the time of 14. renewal mobile terminals according to claim 11, is characterized in that, described in choose the selected available subscribers identification card in unit and do not comprise and be labeled as the Subscriber Identity Module having used.
The device of the time of 15. renewal mobile terminals according to claim 11, is characterized in that, described in choose available subscribers identification card described in unit refer to can usage data business Subscriber Identity Module.
The device of 16. renewal mobile terminal times according to claim 11, is characterized in that, refers to and obtains NITZ temporal information described in described time acquisition unit from communication network acquisition time information.
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CN106791112A (en) * 2016-12-23 2017-05-31 深圳市万普拉斯科技有限公司 Time zone automatic update method, system and mobile terminal
WO2019041187A1 (en) * 2017-08-30 2019-03-07 深圳传音通讯有限公司 Method for determining device selling time, intelligent device, and storage medium
CN107682569A (en) * 2017-11-20 2018-02-09 深圳市万普拉斯科技有限公司 Time information renovation method, apparatus, mobile terminal and readable storage medium storing program for executing

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