CN104270499B - A kind of monitoring method of bluetooth earphone state, device and mobile terminal - Google Patents
A kind of monitoring method of bluetooth earphone state, device and mobile terminal Download PDFInfo
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- CN104270499B CN104270499B CN201410440479.0A CN201410440479A CN104270499B CN 104270499 B CN104270499 B CN 104270499B CN 201410440479 A CN201410440479 A CN 201410440479A CN 104270499 B CN104270499 B CN 104270499B
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- bluetooth earphone
- mobile terminal
- status information
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The present invention is applied to bluetooth earphone field, there is provided a kind of monitoring method of bluetooth earphone state, device and mobile terminal, methods described include：Step A, mobile terminal and bluetooth earphone establish bluetooth connection；Step B, mobile terminal sends the instruction for obtaining status information to bluetooth earphone；Step C, mobile terminal receives the current state information that bluetooth earphone is sent；Step D, mobile terminal is according to the value and the highest threshold value of default state difference value registration status information and the lowest threshold of status information of the current state information；Step E, mobile terminal receives the state information change notice that bluetooth earphone is sent, and return to step B, wherein, it is more than the highest threshold value or during less than the lowest threshold in the value of the current state information of bluetooth earphone, bluetooth earphone sends state information change and notified to mobile terminal.The present invention, the power consumption of mobile terminal and bluetooth earphone can be saved.
Description
Technical field
The invention belongs to bluetooth earphone field, more particularly to a kind of monitoring method of bluetooth earphone state, device and movement
Terminal.
Background technology
At present, the various bluetooth earphones occurred on the market, it can not all show the status informations such as electricity, signal intensity to use
Family.
After bluetooth alliance GAIA agreement appearance, mobile terminal and bluetooth earphone follow GAIA agreements, support GAIA
Storehouse.Mobile terminal can get the state of bluetooth earphone by two ways, and a kind of mode is：Mobile terminal, which is sent, obtains shape
The order of state information goes to obtain the status information of bluetooth earphone to bluetooth earphone.Another way is：Set in bluetooth earphone end
One state threshold, when the value of status information is above/below the condition threshold, bluetooth earphone sends a notification message to mobile whole
End, after mobile terminal receives the notification message, the order for obtaining status information is sent to bluetooth earphone, goes to obtain bluetooth earphone
Status information.
However, there is following defect in above two mode：
1st, accuracy, the real-time of the state of the bluetooth earphone got are ensured, mobile terminal must read indigo plant always
The state of tooth earphone, and refreshing in real time, bluetooth earphone must also send the status information of itself always to mobile terminal, both sides'
Power consumption is very big.
2nd, described according to problem 1, it is desirable to by setting some threshold values in bluetooth earphone end, when the state of bluetooth earphone
When changing, bluetooth earphone notice mobile terminal, mobile terminal reads the state of bluetooth earphone.But GAIA is provided, in indigo plant
Tooth earphone end can only set a state threshold.
The content of the invention
The embodiments of the invention provide a kind of monitoring method of bluetooth earphone state, device and mobile terminal, it is intended to solves
The monitoring method for the bluetooth earphone state that prior art provides, the problem of power consumption is bigger.
On the one hand, there is provided a kind of monitoring method of bluetooth earphone state, methods described include：
Step A, mobile terminal and bluetooth earphone establish bluetooth connection；
Step B, mobile terminal sends the instruction for obtaining status information to bluetooth earphone；
Step C, mobile terminal receives the current state information that bluetooth earphone is sent；
Step D, value and default state difference value registration status information of the mobile terminal according to the current state information
Highest threshold value and status information lowest threshold；
Step E, mobile terminal receives the state information change notice that bluetooth earphone is sent, and return to step B, wherein,
When the value of the current state information of bluetooth earphone is more than the highest threshold value or less than the lowest threshold, bluetooth earphone is sent
State information change is notified to mobile terminal.
Further, the status information is the information about power of bluetooth earphone or the signal strength information of bluetooth earphone.
Further, after the step B, in addition to：
Mobile terminal sends the time for the instruction for obtaining status information in mobile terminal storing step B；
After the step E, in addition to：
Whether the difference for monitoring the time that mobile terminal sends the instruction for obtaining status information in current time and step B is equal to
Default interval time, if it is, return to step B.
Further, the highest threshold value of the status information is equal to the value of the current state information and default state difference
It is worth sum, the minimum of the status information is equal to the value of the current state information and the difference of default state difference value.
On the other hand, there is provided a kind of monitoring device of bluetooth earphone state, described device include：
Connection establishment unit, for establishing bluetooth connection with bluetooth earphone；
Instruction sending unit, the instruction of status information is obtained for sending to bluetooth earphone；
Status information receiving unit, for receiving the current state information of bluetooth earphone transmission；
Threshold value register unit, believe for the value according to the current state information and default state difference value login state
The highest threshold value of breath and the lowest threshold of status information；
Notification receiving unit, for receiving the state information change notice of bluetooth earphone transmission, and call instruction sends list
Member, the instruction for obtaining status information is sent again to bluetooth earphone, wherein, it is more than in the value of the current state information of bluetooth earphone
The highest threshold value or during less than the lowest threshold, bluetooth earphone sends state information change and notified to bluetooth earphone state
Monitoring device.
Further, the status information is the information about power of bluetooth earphone or the signal strength information of bluetooth earphone.
Further, described device also includes：
Time memory cell, the time for the instruction for obtaining status information is sent for storing the instruction sending unit；
Time supervision unit, for monitoring the instruction of current time and instruction sending unit transmission acquisition status information
The difference of time whether be equal to default interval time, if it is, call instruction transmitting element, sends acquisition state letter again
The instruction of breath is to bluetooth earphone.
Further, the highest threshold value of the status information is equal to the value of the current state information and default state difference
It is worth sum, the minimum of the status information is equal to the value of the current state information and the difference of default state difference value.
Another aspect, there is provided a kind of mobile terminal, the mobile terminal include the prison of bluetooth earphone state as described above
Survey device.
In the embodiment of the present invention, after mobile terminal obtains the value of the current state information of bluetooth earphone transmission, according to described
The lowest threshold of the highest threshold value and status information of the value of current state information and default state difference value registration status information,
After the state information change notice of bluetooth earphone transmission is received, the current state information of bluetooth earphone is just obtained again, its
In, when the value of the current state information of bluetooth earphone is more than the highest threshold value or during less than the lowest threshold, bluetooth ear
Machine sends state information change and notified to mobile terminal.Because mobile terminal is when the state of bluetooth earphone changes,
The current state information of acquisition bluetooth earphone can be removed again, and mobile terminal does not have to state, the bluetooth ear for reading bluetooth earphone always
Machine can save the power consumption of mobile terminal and bluetooth earphone without the status information of itself is sent always to mobile terminal.Separately
Outside, when the state of bluetooth earphone changes, mobile terminal can go to obtain the current state of bluetooth earphone again, it is ensured that
Accuracy, the real-time of the status information of the bluetooth earphone got.
Brief description of the drawings
Fig. 1 is the implementation process figure of the monitoring method for the bluetooth earphone state that the embodiment of the present invention one provides；
Fig. 2 is the structured flowchart of the monitoring device for the bluetooth earphone state that the embodiment of the present invention two provides.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In embodiments of the present invention, after mobile terminal obtains the value for the current state information that bluetooth earphone is sent, according to institute
State the value and the highest threshold value of default state difference value registration status information and the minimum threshold of status information of current state information
Value, after the state information change notice of bluetooth earphone transmission is received, the current state information of bluetooth earphone is just obtained again,
Wherein, when the value of the current state information of bluetooth earphone is more than the highest threshold value or less than the lowest threshold, bluetooth
Earphone sends state information change and notified to mobile terminal.Due to mobile terminal be when the state of bluetooth earphone changes,
The current state information of acquisition bluetooth earphone can be just removed again, and mobile terminal does not have to state, the bluetooth for reading bluetooth earphone always
Earphone can save the power consumption of mobile terminal and bluetooth earphone without the status information of itself is sent always to mobile terminal.
It is described in detail below in conjunction with realization of the specific embodiment to the present invention：
Embodiment one
Fig. 1 shows the implementation process of the monitoring method for the bluetooth earphone state that the embodiment of the present invention one provides, and is described in detail such as
Under：
In step S101, mobile terminal establishes bluetooth connection with bluetooth earphone.
In embodiments of the present invention, bluetooth earphone and mobile terminal support GAIA storehouses.Bluetooth earphone and mobile terminal it
Between establish bluetooth connection, if linked successfully, GAIA profile start, followed between bluetooth earphone and mobile terminal
Profile specification is communicated.
In step s 102, mobile terminal sends the instruction for obtaining status information to bluetooth earphone.
In embodiments of the present invention, the status information of bluetooth earphone can be bluetooth earphone information about power or
The signal strength information of bluetooth earphone.For convenience, in the subsequent step of this step and the embodiment of the present invention with
Illustrated exemplified by information about power.
After mobile terminal and bluetooth earphone establish bluetooth connection, it can send and obtain the instruction of information about power to bluetooth ear
Machine, request bluetooth earphone send information about power.
In step s 103, mobile terminal receives the current state information that bluetooth earphone is sent.
In embodiments of the present invention, after bluetooth earphone receives the instruction of acquisition information about power of mobile terminal transmission, obtain
Current electric quantity information is taken, and sends current electric quantity information to mobile terminal., can be with after mobile terminal receives current electric quantity information
It is shown to user so that user can understand the information about power of bluetooth earphone in time.
Preferably, two power thresholds can also be set, one is electricity high threshold, and another is electricity Low threshold, when
When the value of current electric quantity is less than the electricity Low threshold higher than the value of the electricity high threshold or current electric quantity, current electricity is represented
The value of amount is too high or too low, and user at this moment can be prompted in the form of alarm.
In step S104, mobile terminal registers shape according to the value of the current state information and default state difference value
The highest threshold value of state information and the lowest threshold of status information.
In embodiments of the present invention, the highest threshold value of status information is equal to the value of current state information and default state difference
It is worth sum, the minimum of status information is equal to the value of current state information and the difference of default state difference value.
After mobile terminal receives the current electric quantity information of bluetooth earphone transmission, according to the value Bat_ of current electric quantity information
The Now and default electricity difference Interval registrations electricity highest threshold value Bat_Max and minimum threshold values Bat_Min of electricity.
Specifically, Bat_Max=Bat_Now+Interval, Bat_Min=Bat_Now-Interval.
Wherein, Interval removes the charge value of setting according to the grade of electricity, and Interval can meet：Interval=
Why (the maximum electricity ÷ charge levels of bluetooth earphone) -1, specific Interval settings are worth, are not provided in the present embodiment.
In step S105, mobile terminal receives the state information change notice that bluetooth earphone is sent, and return to step
S102, wherein, it is more than the highest threshold value or during less than the lowest threshold in the value of the current state information of bluetooth earphone,
Bluetooth earphone sends state information change and notified to mobile terminal.
In embodiments of the present invention, bluetooth earphone monitors that the electricity of itself changes, such as, the value of current electric quantity is high
The notice of state information change is sent when the value of Bat_Max or current electric quantity is less than Bat_Min to mobile terminal, mobile terminal
It can return and continue executing with step S102, obtain the information about power of bluetooth earphone again, and show the charge value after renewal to use
Family.
Specifically, there is special interface in the code library of GAIA agreements, the electricity to be monitored is have registered in mobile terminal side
Afterwards, bluetooth earphone side can actively send notification to mobile terminal according to the change of self electric quantity.
Preferably, in embodiments of the present invention, after step s 102, it can also carry out following step：
Mobile terminal sends the time for the instruction for obtaining status information in mobile terminal storing step S102；
After step S105, following step can also carry out：
Monitor mobile terminal in current time and step S102 send acquisition status information instruction time difference whether
Equal to default interval time, if it is, return to step S102, obtains the status information of bluetooth earphone again, and show more
The value of status information after new is to user.
Wherein, default interval time Fresh_Interval is set according to specific actual conditions, to consider indigo plant
The battery capacity of tooth earphone, the factor of signal update time, the electricity renewal of battery is slow, signal intensity updating decision, therefore, is supervising
When surveying the information about power of bluetooth earphone, interval time long point can be set.Within the Fresh_Interval times, the change of electricity
If between Bat_Max and Bat_Min, it can quickly be caught by mobile terminal, ensure minimum refreshing frequency, most in time
Electricity renewal.
The present embodiment, because mobile terminal is when the state of bluetooth earphone changes, it can just go to obtain bluetooth again
The current state information of earphone, mobile terminal do not have to read the state of bluetooth earphone, bluetooth earphone always without sending always
The status information of itself can save the power consumption of mobile terminal and bluetooth earphone to mobile terminal.In addition, in the shape of bluetooth earphone
When state changes, mobile terminal can go to obtain the current state of bluetooth earphone again, it is ensured that the bluetooth earphone got
Status information accuracy, real-time.In addition, within the default Fresh_Interval times, the change of status information is such as
Fruit can quickly be caught by mobile terminal between lowest threshold and max-thresholds, ensure minimum refreshing frequency, most in time
State renewal.
Can one of ordinary skill in the art will appreciate that realizing that all or part of step in the various embodiments described above method is
To instruct the hardware of correlation to complete by program, corresponding program can be stored in a computer read/write memory medium
In, described storage medium, such as ROM/RAM, disk or CD.
Embodiment two
Fig. 2 shows the concrete structure block diagram of the monitoring device for the bluetooth earphone state that the embodiment of the present invention two provides, and is
It is easy to illustrate, illustrate only the part related to the embodiment of the present invention.The device 2 can be built in bluetooth equipment, such as
The unit of software unit, hardware cell or software and hardware combining in mobile terminal, the device 2 include：Connection establishment unit 21,
Instruction sending unit 22, status information receiving unit 23, threshold value register unit 24 and notification receiving unit 25.
Wherein, connection establishment unit 21, for establishing bluetooth connection with bluetooth earphone；
Instruction sending unit 22, the instruction of status information is obtained for sending to bluetooth earphone；
Status information receiving unit 23, for receiving the current state information of bluetooth earphone transmission；
Threshold value register unit 24, for the value according to the current state information and default state difference value login state
The highest threshold value of information and the lowest threshold of status information；
Notification receiving unit 25, for receiving the state information change notice of bluetooth earphone transmission, and call instruction is sent
Unit 22, the instruction for obtaining status information is sent again to bluetooth earphone, wherein, in the value of the current state information of bluetooth earphone
During more than the highest threshold value or less than the lowest threshold, bluetooth earphone sends state information change and notified to bluetooth earphone
The monitoring device 2 of state.
Specifically, the status information is the information about power of bluetooth earphone or the signal strength information of bluetooth earphone.
Further, described device 2 also includes：
Time memory cell, the time for the instruction for obtaining status information is sent for storing the instruction sending unit 22；
Time supervision unit, for monitoring the finger of current time and the instruction sending unit 22 transmission acquisition status information
Whether the difference of the time of order is equal to default interval time, if it is, call instruction transmitting element 22, sends obtain shape again
The instruction of state information is to bluetooth earphone.
Further, the highest threshold value of the status information is equal to the value of the current state information and default state difference
It is worth sum, the minimum of the status information is equal to the value of the current state information and the difference of default state difference value.
The monitoring device of bluetooth earphone state provided in an embodiment of the present invention can be applied to be implemented in foregoing corresponding method
In example one, details will not be repeated here referring to the description of above-described embodiment one.
It is worth noting that, in said apparatus embodiment, included unit is simply drawn according to function logic
Point, but above-mentioned division is not limited to, as long as corresponding function can be realized；In addition, each functional unit is specific
Title is also only to facilitate mutually distinguish, the protection domain being not intended to limit the invention.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (5)
1. a kind of monitoring method of bluetooth earphone state, it is characterised in that methods described includes：
Step A, mobile terminal and bluetooth earphone establish bluetooth connection, and the bluetooth earphone and mobile terminal support GAIA to assist
View；
Step B, mobile terminal sends the instruction for obtaining status information to bluetooth earphone, and the status information is the electricity of bluetooth earphone
Measure the signal strength information of information or bluetooth earphone；
Step C, mobile terminal receives the current state information that bluetooth earphone is sent；
Step D, mobile terminal according to the value of the current state information and default state difference value registration status information most
The lowest threshold of high threshold and status information；The highest threshold value of the status information be equal to the value of the current state information with it is pre-
If state difference value sum, the minimum of the status information is equal to the value of the current state information and default state difference value
Difference, default state difference value=(the maximum electricity ÷ charge levels of bluetooth earphone) -1；
Step E, mobile terminal receives the state information change notice that bluetooth earphone is sent, and return to step B, wherein, in bluetooth
When the value of the current state breath of earphone is more than the highest threshold value or less than the lowest threshold, bluetooth earphone sends state letter
Change notification is ceased to mobile terminal, has special interface in the code library of GAIA agreements, have registered in mobile terminal side to monitor
Electricity after, bluetooth earphone side can actively send notification to mobile terminal according to the change of self electric quantity.
2. the method as described in claim 1, it is characterised in that after the step B, in addition to：Mobile terminal storage step
Mobile terminal sends the time for the instruction for obtaining status information in rapid B；
After the step E, in addition to：
The difference of the time of the instruction of mobile terminal transmission acquisition status information in current time and step B is monitored whether equal to default
Interval time, if it is, return to step B.
3. a kind of monitoring device of bluetooth earphone state, it is characterised in that described device includes：
Connection establishment unit, for establishing bluetooth connection, the monitoring of the bluetooth earphone and bluetooth earphone state with bluetooth earphone
Device supports GAIA agreements；
Instruction sending unit, the instruction of status information is obtained for sending to bluetooth earphone；
Status information receiving unit, for receiving the current state information of bluetooth earphone transmission, the status information is bluetooth ear
The information about power of machine or the signal strength information of bluetooth earphone；
Threshold value register unit, for the value according to the current state information and default state difference value registration status information
The lowest threshold of highest threshold value and status information；The highest threshold value of the status information be equal to the current state information value with
Default state difference value sum, the minimum of the status information are equal to the value of the current state information and default state difference
The difference of value, default state difference value=(the maximum electricity ÷ charge levels of bluetooth earphone) -1；
Notification receiving unit, for receiving the state information change notice of bluetooth earphone transmission, and call instruction transmitting element, then
It is secondary to send the instruction for obtaining status information to bluetooth earphone, wherein, it is more than in the value of the current state information of bluetooth earphone described
Highest threshold value or during less than the lowest threshold, bluetooth earphone sends state information change and notified to the prison of bluetooth earphone state
Device is surveyed, has special interface in the code library of GAIA agreements, have registered and to monitor in the monitoring device side of bluetooth earphone state
Electricity after, bluetooth earphone side can actively send notification to the monitoring device of bluetooth earphone state according to the change of self electric quantity.
4. device as claimed in claim 3, it is characterised in that described device also includes：
Time memory cell, the time for the instruction for obtaining status information is sent for storing the instruction sending unit；
Time supervision unit, for monitor current time and the instruction sending unit send obtain status information instruction when
Between difference whether be equal to default interval time, if it is, call instruction transmitting element, send obtain status information again
Instruct to bluetooth earphone.
5. a kind of mobile terminal, it is characterised in that the mobile terminal includes the bluetooth as described in any one of claim 3 to 4
The monitoring device of earphone state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410440479.0A CN104270499B (en) | 2014-09-01 | 2014-09-01 | A kind of monitoring method of bluetooth earphone state, device and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410440479.0A CN104270499B (en) | 2014-09-01 | 2014-09-01 | A kind of monitoring method of bluetooth earphone state, device and mobile terminal |
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| CN104270499A CN104270499A (en) | 2015-01-07 |
| CN104270499B true CN104270499B (en) | 2018-01-16 |
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| CN201410440479.0A Expired - Fee Related CN104270499B (en) | 2014-09-01 | 2014-09-01 | A kind of monitoring method of bluetooth earphone state, device and mobile terminal |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106304287B (en) * | 2016-08-08 | 2020-01-10 | Oppo广东移动通信有限公司 | Method for reducing standby power consumption of mobile terminal and mobile terminal |
| CN106210951A (en) * | 2016-08-15 | 2016-12-07 | 广东欧珀移动通信有限公司 | The adaptation method of a kind of bluetooth earphone, device and terminal |
| CN108600940A (en) * | 2018-03-30 | 2018-09-28 | 苏州小鱼信息科技有限公司 | A kind of system and device and method carrying out electricity maintenance to iBeacons equipment |
| CN108901006B (en) * | 2018-06-15 | 2021-06-08 | Oppo广东移动通信有限公司 | Wireless earphone pairing method and electronic equipment |
| US11191024B2 (en) | 2018-11-08 | 2021-11-30 | Google Llc | Method for power-saving for wirelessly paired devices |
| CN111182125B (en) * | 2018-11-13 | 2021-07-30 | 深圳市知赢科技有限公司 | Prompting method for playing tone quality of wireless earphone, mobile terminal and storage medium |
| CN109596989B (en) * | 2018-12-29 | 2021-01-01 | 出门问问信息科技有限公司 | Method and device for displaying electric quantity of electronic equipment and electronic equipment |
| CN110267145A (en) * | 2019-07-09 | 2019-09-20 | 维沃移动通信有限公司 | A kind of state display method and terminal device |
| CN116887388B (en) * | 2023-09-06 | 2023-12-01 | 荣耀终端有限公司 | Communication processing method, electronic device and storage medium |
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| CN102073577A (en) * | 2011-01-17 | 2011-05-25 | 惠州Tcl移动通信有限公司 | System for displaying electrical quantity of bluetooth headset on portable electronic device and method thereof |
| CN103037493A (en) * | 2012-12-14 | 2013-04-10 | 中兴通讯股份有限公司 | Method and device and intelligent terminal capable of dynamically regulating transmitting power |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102073577A (en) * | 2011-01-17 | 2011-05-25 | 惠州Tcl移动通信有限公司 | System for displaying electrical quantity of bluetooth headset on portable electronic device and method thereof |
| CN103037493A (en) * | 2012-12-14 | 2013-04-10 | 中兴通讯股份有限公司 | Method and device and intelligent terminal capable of dynamically regulating transmitting power |
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Granted publication date: 20180116 |