CN102469562A - Method and device for controlling power consumption of mobile terminal - Google Patents

Method and device for controlling power consumption of mobile terminal Download PDF

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Publication number
CN102469562A
CN102469562A CN2010105498053A CN201010549805A CN102469562A CN 102469562 A CN102469562 A CN 102469562A CN 2010105498053 A CN2010105498053 A CN 2010105498053A CN 201010549805 A CN201010549805 A CN 201010549805A CN 102469562 A CN102469562 A CN 102469562A
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data
portable terminal
type
sampling rate
unit
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CN102469562B (en
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张勇浩
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China Mobile Communications Co Ltd
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China Mobile Communications Co Ltd
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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 invention discloses a method and device for controlling power consumption of a mobile terminal, aiming to control the power consumption of a mobile terminal in a wireless multimedia transmission technology and reduce the power consumption of the mobile terminal. The method comprises the following steps of determining the type of an application program for running data to be transmitted by a mobile terminal, and selecting a data sampling rate corresponding to the determined type from the corresponding relationship between the preset application program type and the data sampling rate; and sampling the data to be transmitted according to the selected data sampling rate, and sending the data obtained by sampling to a receiving device.

Description

The power consumption control method of portable terminal and device
Technical field
The present invention relates to communication technical field, relate in particular to a kind of power consumption control method and device of portable terminal.
Background technology
Radio multimedium tranmission techniques to portable terminal is a kind of technology that realizes point-to-point ground wireless transmission audio, video data between portable terminal and other equipment; It can realize that the multi-screen of the display device of portable terminal and television set, projector equipment, other portable terminals shares interactively, realizes with the portable terminal being " the three screen unifications " business experience at center.The sketch map of " three screen unifications " business is as shown in Figure 1.
In above-mentioned technology, share the application program of moving on the portable terminal on other equipment in order to be implemented in, portable terminal need send some data of application program to other equipment, and this can cause the power consumption of portable terminal bigger.In order to utilize portable terminal to realize the radio multimedium tranmission techniques better, need control the power consumption of portable terminal, reduce the power consumption of portable terminal, prolong the portable terminal purpose of service time thereby reach as far as possible.
Summary of the invention
The embodiment of the invention provides a kind of power consumption control method and device of portable terminal, in order to the power consumption of the portable terminal in the radio multimedium tranmission techniques is controlled, reduces the power consumption of portable terminal.
The embodiment of the invention adopts following technical scheme:
A kind of power consumption control method of portable terminal; Comprise: portable terminal is confirmed the type of application of the data that the operation tendency to develop is defeated; And from the corresponding relation of preset Application Type and data sampling rate, choose and the corresponding data sampling rate of confirming of said type; And the defeated data of said tendency to develop are sampled, and the data that sampling obtains are sent to receiver equipment according to the data sampling rate of choosing.
Preferably, after the data that sampling is obtained send to receiver equipment, also comprise: said portable terminal receives after receiver equipment successfully receives the notification message of data, carries out the operation of the display screen power supply that cuts off said portable terminal.
Preferably, the data that said portable terminal obtains sampling send to receiver equipment and are specially: said portable terminal is chosen and the said type corresponding codes compression ratio of confirming from the corresponding relation of preset Application Type and compression rates; According to the compression rates of choosing, the data that said sampling obtains are carried out sending to receiver equipment behind the compressed encoding.
Preferably, said portable terminal is confirmed also to comprise before the type of application: said portable terminal detects the long-range indicative control unit that is preset in the said portable terminal and has sent and be used to indicate the message of sending data to receiver equipment.
Preferably, in said corresponding relation, according to the Refresh Data rate of demand by big to the Application Type of arranging for a short time successively with by big corresponding to little data sampling rate.
A kind of power consumption control apparatus of portable terminal comprises: Application Type is confirmed the unit, is used for confirming to move the type of application of the defeated data of tendency to develop; Data sampling rate is chosen the unit, is used for from the preset Application Type and the corresponding relation of data sampling rate, chooses with Application Type and confirms the corresponding data sampling rate of type that the unit is confirmed; Sampling unit is used for choosing according to data sampling rate the data sampling rate of unit selection, and the data that said tendency to develop is defeated are sampled; Transmitting element is used for the data that the sampling unit sampling obtains are sent to receiver equipment.
The beneficial effect of the embodiment of the invention is following:
The scheme that the embodiment of the invention provides is sampled to the defeated data of tendency to develop through the choice of dynamical data sampling rate corresponding with the type of application of service data and is transmitted; And need not to adopt the highest data sampling rate to carry out data sampling always; Therefore; Satisfying under the prerequisite of user experience, can reduce the conveying capacity of data, thereby reach the purpose that reduces mobile terminal power consumption.Further, receive after receiver equipment successfully receives the notification message of data, carry out the power consumption that the operation of cutting off the mobile terminal display screen power supply can also be moved further the terminal at portable terminal.
Description of drawings
Fig. 1 is " three screen unifications " professional sketch map;
The idiographic flow sketch map of the power consumption control method of a kind of portable terminal that Fig. 2 provides for the embodiment of the invention;
The concrete structure sketch map of the power consumption control apparatus of a kind of portable terminal that Fig. 3 provides for the embodiment of the invention;
The application flow sketch map of scheme in reality that Fig. 4 provides for the embodiment of the invention.
Embodiment
In order to realize that the power consumption of the portable terminal in the radio multimedium tranmission techniques is controlled, reduce the power consumption of portable terminal, the inventor has carried out following analysis to a plurality of application programs commonly used in the portable terminal:
At first, to the different application that is used to move different pieces of information, in wireless transport process, the data volume that transmits there is different requirement.
Such as; Application program to this type of browser; When used for mobile terminal browser browsing page, except comprising some embedded flash animations, the other guide that comprises basically all is static in the webpage of demonstration; At this moment, portable terminal and carry out other equipment that radio multimedium transmits as long as the refreshing frequency that satisfies data is the demand that 15 frames/s just can reach the user with this portable terminal.
Application program to this type of audio player; When with the audio player plays voice data; The interface of player remains unchanged basically; At this moment, as long as portable terminal and to carry out the refreshing frequency that other equipment that radio multimedium transmits satisfy data with this portable terminal be that 10 frames/s just can reach user's request.
Similarly, to the application program of this type of video player, portable terminal and to carry out the refreshing frequency that other equipment that radio multimedium transmits need satisfy data with this portable terminal be 30 frames/s just can make the shake of the imperceptible picture of user.For the such application program of recreation, refreshing frequency generally also is 30 frames/s.
The inventor finds that through above-mentioned analysis different application programs is different to the requirement of the refreshing frequency of display screen.The refreshing frequency that application program requires is high more, means that the interior data conveying capacity of unit interval of requirement will be big more; Otherwise the refreshing frequency of requirement is low more, means that the interior data conveying capacity of unit interval of requirement will be less.In the prior art, in order to satisfy user experience, adopt a bigger data sampling frequency to the highest refreshing frequency often, and decide corresponding data conveying capacity according to this sample frequency.Yet through above-mentioned analysis, the inventor thinks, if can realize dynamically adjusting data sampling rate according to the required refreshing frequency of different application, just can be so that the data conveying capacity reduce, and further make the power consumption of mobile terminal reduction.
Based on above-mentioned thinking; The inventor proposes a kind of power consumption controlling schemes of portable terminal; Through dynamically adjust the data volume of transmission to the different application program of moving on the portable terminal; Satisfying under the prerequisite of user experience, reduce the transmission of data as far as possible, thereby reach the purpose that reduces power consumption.
Below in conjunction with accompanying drawing, the scheme that the embodiment of the invention is provided is described in detail.The embodiment of the invention at first provides a kind of power consumption control method of portable terminal, and the idiographic flow sketch map of this method is as shown in Figure 2, may further comprise the steps:
Step 21; Portable terminal is confirmed the type of application of the data that the operation tendency to develop is defeated; Because the defeated data of tendency to develop generally are the data that the current application program started of portable terminal is being moved, therefore, portable terminal can pass through to detect the type information of the application program started of the application loader broadcasting in self; Confirm the type of the data owning application that tendency to develop is defeated; Such as, have only an application program in operation if portable terminal is current, being that then this unique type of application information of application loader broadcasting is indicated needs definite type of application;
Step 22; Portable terminal is from the corresponding relation of preset Application Type and data sampling rate; Choose and the corresponding data sampling rate of confirming of type of application, wherein, in this corresponding relation; Can look actual demand; Make the corresponding higher data sample rate of the high one or more Application Types of the Refresh Data frequency of demand, and the low corresponding lower data sampling rate of one or more Application Types of the Refresh Data frequency of demand, also can according to the Refresh Data rate of demand by big to the Application Type of arranging for a short time successively with by big corresponding to little data sampling rate;
Step 23; Portable terminal is sampled to the defeated data of tendency to develop according to the data sampling rate of choosing; And the data that sampling obtains are sent to receiver equipment; Can display device of the television set partly mentioned in background technology, projector equipment, other portable terminals etc. such as, the receiver equipment here.
The such scheme that provides through the embodiment of the invention; Portable terminal can dynamically choose data sampling rate to different Application Types the defeated data of tendency to develop are sampled; And need not to adopt the highest data sampling rate to carry out data sampling as prior art, therefore, satisfying under the prerequisite of user experience; always The such scheme that adopts the embodiment of the invention to provide can reduce the conveying capacity of data, thereby reaches the purpose that reduces mobile terminal power consumption.
In embodiments of the present invention; After data that portable terminal obtains sampling send to receiver equipment; In order further to save power consumption of mobile terminals; Can also receive after receiver equipment successfully receives the notification message of data at portable terminal, carry out the operation of cutting off the mobile terminal display screen power supply by portable terminal.Particularly, can be that (such as being 5 minutes that are receiving behind this notification message) cut off the display screen power supply on the predetermined point of time after portable terminal receives this notification message.
In addition, in order to save power consumption of mobile terminals, the data that portable terminal can also further obtain sampling are carried out compressed encoding, to reduce the data volume of sending.Such as; Portable terminal is when the data that the transmission sampling obtains; Can be earlier from the corresponding relation of preset Application Type and compression rates, choose with step 21 in definite type corresponding codes compression ratio, then; According to the compression rates of choosing, the data that sampling obtains are carried out sending to receiver equipment behind the compressed encoding again.Wherein, require the high Application Type of Refresh Data frequency can corresponding bigger compression rates, and require the low application program of Refresh Data frequency can corresponding less compression rates.Promptly corresponding successively by the big Application Type of extremely arranging for a short time by big extremely little compression rates according to the Refresh Data rate of demand.
In embodiments of the present invention; Long-range indicative control unit can be set in portable terminal; The effect of this unit is; Be used for when the operation of (or touching) this unit is pressed in user's execution, send a message that is used for indicating mobile terminal to receiver equipment transmission data, this message is used for triggering mobile terminals and begins to carry out above-mentioned steps 21～23.
The said method that provides corresponding to the embodiment of the invention; The embodiment of the invention also provides a kind of power consumption control apparatus of portable terminal; In order to the power consumption of the portable terminal in the radio multimedium tranmission techniques is controlled, reduce the power consumption of portable terminal.The concrete structure sketch map of this device is as shown in Figure 3, comprises following functional unit:
Application Type is confirmed unit 31, is used for confirming to move the type of application of the defeated data of tendency to develop;
Data sampling rate is chosen unit 32, is used for from the preset Application Type and the corresponding relation of data sampling rate, chooses with Application Type and confirms the corresponding data sampling rate of type that unit 31 is confirmed;
Sampling unit 33 is used for choosing the data sampling rate that unit 32 is chosen according to data sampling rate, and the data that said tendency to develop is defeated are sampled;
Transmitting element 34 is used for the data that sampling unit 33 samplings obtain are sent to receiver equipment.
In embodiments of the present invention; In order further to reduce the power consumption of portable terminal; The said apparatus that the embodiment of the invention provides can further include the display screen power switching unit; It is used for receive successfully receiving the notification message that sends after the data that transmitting element 34 sends to by receiver equipment after, carry out the operation of the display screen power supply that cuts off portable terminal.
In addition, from the consideration of further practicing thrift power consumption of mobile terminal, in a preferred embodiment, said apparatus can also carry out sending behind the compressed encoding to the data that sampling obtains.Carry out compressed encoding for the data that sampling is obtained, above-mentioned transmitting element can further be divided into following functional module:
Compression rates is chosen module, is used for from the preset Application Type and the corresponding relation of compression rates, chooses with Application Type and confirms the type corresponding codes compression ratio that unit 31 is confirmed; The compressed encoding module is used for choosing the compression rates that module is chosen according to compression rates, and the data that sampling obtains are carried out compressed encoding; Sending module is used for the data of carrying out obtaining behind the compressed encoding through the compressed encoding module are sent to receiver equipment.
This device that the embodiment of the invention provides can also comprise a long-range indicative control unit; It can be hardware cell; Also can be one on the optional menu of the portable terminal dummy unit of realizing by software; The user can trigger its transmission and be used to indicate the message of sending data to receiver equipment through pressing or choose this unit.In this case; This device can further include detecting unit; It was used for before Application Type confirms that type of application are confirmed in unit 31, detected this long-range indicative control unit that is preset in the portable terminal and had sent and be used to indicate the message to receiver equipment transmission data.
Below the such scheme that provides with the embodiment of the invention in reality, be applied as example, specify the application flow of such scheme.
Particularly, when such scheme is applied to mobile phone when television set sends the scene of data, an application flow sketch map of this scheme is as shown in Figure 4, comprises the steps:
Step 41; " long-range display client " this software client is set in the software platform of mobile phone; This client can be to accomplish a server of such scheme, and it can realize the function of dynamic-configuration encryption algorithm, and possesses the request that different application is sent in the mobile phone that receives.
Step 42; In the application menu of mobile phone, increase the option of " the long-range demonstration of opening/closing "; The user can select " opening long-range demonstration " to trigger corresponding program to send and be used to indicate mobile phone to send the message (promptly starting the function that mobile phone remote shows) of data to receiver equipment, also can select " closing long-range demonstration " to close the function that mobile phone remote shows.
Step 43; Sent and be used to indicate mobile phone to send the message of data to receiver equipment when mobile phone detects corresponding program; " long-range display client " starts as background process; It starts the encryption algorithm module in the mobile phone, and the encryption algorithm module is carried out initialization operation, and this encryption algorithm block configuration is become to sample, encode and transmit by the default frequencies of 15 frames/s.Wherein, the default frequencies of 15 frames/s is used to guarantee desired basic picture quality when data that mobile phone sends show on receiving equipments such as television set.
Step 44; " long-range display client " is when starting; Can send a broadcast to the application loader of mobile phone and process scheduling device, after application loader and process scheduling device are received this message, when when the new application program of startup or with the application program on backstage, switching to the foreground; Send message can for " long-range display client ", can the current type of application information of launching or switch to the foreground in the message.Be appreciated that step 44 can carry out with the initialization operation in the step 43 synchronously.
Step 45; " long-range display client " is according to the Application Type in application loader or the process scheduling device message; Call bsp driver, dispose the sample frequency of respective coding algorithm, and the sample frequency of configuration is sent to the encryption algorithm module.Particularly, to the application program of browser type, can dispose corresponding sample frequency is 15 frames/s; To the application program of music player type, can dispose corresponding sample frequency is 10 frames/s, to the application program of video player type; Can dispose corresponding sample frequency is 30 frames/s; To the application program of type of play, can dispose corresponding sample frequency is 30 frames/s ....
Step 46 after the encryption algorithm module is received sample frequency, is sampled according to the data that this sample frequency is being moved corresponding application; Such as; To the application program of video player type, need video data be sampled according to the sample frequency of 30 frames/s.
Step 47 after the data that mobile phone obtains sampling are carried out compressed encoding, through wireless transmission, sends to television set, such as, mobile phone can be after the sampling of accomplishing frame data, and the frame data that sampling is obtained carry out sending to television set behind the compressed encoding.
Step 48, television set is decoded to the data that receive and is shown.
Step 49; When the user selects " closing long-range demonstration "; The operation that " long-range display client " can be carried out encryption algorithm module out of service and be used for sending to receiving equipment the related hardware setting of data; Simultaneously, " long-range display client " can send a broadcast, closes to notify long-range Presentation Function.Afterwards, " long-range display client " can be out of service automatically, reaches the purpose of further saving power consumption of terminal.After this, after application loader in the mobile phone and process scheduling device received this broadcast, in the startup of application program or when AM/BAM taking place switching, they can not give " long-range display client " transmission type of application message again.
Below in conjunction with concrete application scenarios, the positive technique effect that the such scheme that the embodiment of the invention is provided can reach in practical application describes:
After mobile phone screen institute content displayed is presented on the television set synchronously, concerning the application program of some type of play, can strengthen user's experience greatly.Such as to utilizing the such somatic sensation television game of mobile phone bowl, if the displaying contents of mobile phone can not show by television set, then the user be in one's hands mobile phone accomplish once throw after, need check the throwing result who shows on the mobile phone screen immediately.But if after realizing that mobile phone screen institute content displayed is presented on the television set synchronously, the user whenever holding mobile phone accomplish once throw after, no longer need check mobile phone screen, and only need see directly that television screen just can know the throwing result.Under this scene; The data sampling rate that adopts can be 30 frames/s; And when accomplish mobile phone screen institute's content displayed and television set content displayed synchronously after because the user temporarily need not to check the terminal, power supply that at this moment just can the temporary close mobile phone screen; Make it " blank screen ", to practice thrift the power consumption of mobile phone.
For another example; When the user utilized surfing Internet with cell phone, if set up the synchronous of mobile phone screen institute's content displayed and television set displaying contents this moment, then the user generally can not carry out operation such as click and then look up the demonstration of video screen on mobile phone; Operate but can directly light video screen; Therefore, also be temporarily to make mobile phone screen " blank screen " this moment, to practice thrift the power consumption of mobile phone.Under this scene, the data sampling rate of employing can be 15 frames/s.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.

Claims (10)

1. the power consumption control method of a portable terminal is characterized in that, comprising:
Portable terminal is confirmed the type of application of the data that the operation tendency to develop is defeated, and from the corresponding relation of preset Application Type and data sampling rate, chooses and the corresponding data sampling rate of confirming of said type; And
According to the data sampling rate of choosing the defeated data of said tendency to develop are sampled, and the data that sampling obtains are sent to receiver equipment.
2. the method for claim 1 is characterized in that, after the data that sampling is obtained send to receiver equipment, also comprises:
Said portable terminal receives after receiver equipment successfully receives the notification message of data, carries out the operation of the display screen power supply that cuts off said portable terminal.
3. according to claim 1 or claim 2 method is characterized in that the data that said portable terminal obtains sampling send to receiver equipment and are specially:
Said portable terminal is chosen and the said type corresponding codes compression ratio of confirming from the corresponding relation of preset Application Type and compression rates;
According to the compression rates of choosing, the data that said sampling obtains are carried out sending to receiver equipment behind the compressed encoding.
4. according to claim 1 or claim 2 method is characterized in that said portable terminal is confirmed also to comprise before the type of application:
Said portable terminal detects the long-range indicative control unit that is preset in the said portable terminal and has sent and be used to indicate the message of sending data to receiver equipment.
5. according to claim 1 or claim 2 method is characterized in that, in said corresponding relation, according to the Refresh Data rate of demand by big to the Application Type of arranging for a short time successively with by big corresponding to little data sampling rate.
6. the power consumption control apparatus of a portable terminal is characterized in that, comprising:
Application Type is confirmed the unit, is used for confirming to move the type of application of the defeated data of tendency to develop;
Data sampling rate is chosen the unit, is used for from the preset Application Type and the corresponding relation of data sampling rate, chooses with Application Type and confirms the corresponding data sampling rate of type that the unit is confirmed;
Sampling unit is used for choosing according to data sampling rate the data sampling rate of unit selection, and the data that said tendency to develop is defeated are sampled;
Transmitting element is used for the data that the sampling unit sampling obtains are sent to receiver equipment.
7. device as claimed in claim 6 is characterized in that, also comprises:
The display screen power switching unit is used for carrying out the operation of the display screen power supply that cuts off said portable terminal receiving after said receiver equipment successfully receives the notification message of data.
8. like claim 6 or 7 described devices, it is characterized in that said transmitting element specifically comprises:
Compression rates is chosen module, is used for from the preset Application Type and the corresponding relation of compression rates, chooses with Application Type and confirms the type corresponding codes compression ratio that the unit is confirmed;
The compressed encoding module is used for choosing the compression rates that module is chosen according to compression rates, and the data that said sampling obtains are carried out compressed encoding;
Sending module is used for the data of carrying out obtaining behind the compressed encoding through the compressed encoding module are sent to receiver equipment.
9. like claim 6 or 7 described devices, it is characterized in that, also comprise:
Detecting unit was used for before Application Type confirms that type of application is confirmed in the unit, detected the long-range indicative control unit that is preset in the portable terminal and had sent and be used to indicate the message of sending data to receiver equipment.
10. like claim 6 or 7 described devices, it is characterized in that, in said corresponding relation, according to the Refresh Data rate of demand by big to the Application Type of arranging for a short time successively with by big corresponding to little data sampling rate.
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CN108924110A (en) * 2012-06-12 2018-11-30 华为技术有限公司 The processing method and system and equipment of data packet
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CN106375842A (en) * 2016-09-29 2017-02-01 努比亚技术有限公司 Image sharing device and method
CN108446007A (en) * 2018-02-02 2018-08-24 华东师范大学 A kind of mobile phone browser power consumption reduction method based on the study of gesture event frequency
CN108446007B (en) * 2018-02-02 2020-11-20 华东师范大学 Power consumption saving method for mobile phone browser based on gesture event frequency learning
CN109271396A (en) * 2018-09-27 2019-01-25 杭州数梦工场科技有限公司 A kind of processing method, device, equipment and the storage medium of call chain data
CN109271396B (en) * 2018-09-27 2020-06-12 杭州数梦工场科技有限公司 Processing method, device and equipment for call chain data and storage medium

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