CN101686493A - System and method for controlling energy consumption of mobile equipment - Google Patents

System and method for controlling energy consumption of mobile equipment Download PDF

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Publication number
CN101686493A
CN101686493A CN200810149818A CN200810149818A CN101686493A CN 101686493 A CN101686493 A CN 101686493A CN 200810149818 A CN200810149818 A CN 200810149818A CN 200810149818 A CN200810149818 A CN 200810149818A CN 101686493 A CN101686493 A CN 101686493A
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energy consumption
compression
load
mobile equipment
type
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薛伟
向哲
付荣耀
赵邑新
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International Business Machines Corp
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International Business Machines Corp
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

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Abstract

The invention relates to a system and a method for controlling energy consumption of mobile equipment. In the embodiment of the invention, the system for controlling the energy consumption of the mobile equipment comprises a load determining device, an environmental characteristic quantity determining device, a compression judging device and a compression executing device, wherein the load determining device is used for determining the types and the sizes of loads to be sent by the mobile equipment; the environmental characteristic quantity determining device is used for determining the environmental characteristic quantity of the mobile equipment; the compression judging device is used for the compression judgment of the loads to be sent according to the determined types and sizes of theloads and the environmental characteristic quantity of the mobile equipment; and the compression executing device is used for executing the compression for the loads according to the judgment result of the compression judging device so as to send the output. By the system and the method, the energy consumption of the mobile equipment can be improved, thereby prolonging the standby time of the mobile equipment.

Description

The system and method that is used for the controlling mobile equipment energy consumption
Technical field
The present invention relates to mobile device, more specifically, relate to a kind of system and method that is used for the controlling mobile equipment energy consumption.
Background technology
Along with development of wireless communication devices, the user can cooperate with each other by radio communication by various mobile data terminals, and the contact that keeps unimpeded has high importance.
And the stand-by time of portable terminal is to weigh an important indicator of the communication that can keep unimpeded.In order to obtain long stand-by time, common way is to improve the energy consumption of hardware, for example increase battery performance, use the power programming mechanism of low-power consumption hardware or operating system grade etc.The shortcoming of this way is to overcome the cost of this defective than higher.Therefore, need a kind of new mode, come under the constant situation of hardware condition, to improve stand-by time.
Summary of the invention
According to a first aspect of the invention, provide a kind of system that is used for the controlling mobile equipment energy consumption, having comprised:
Load is determined device, the type and size of the load that is used for determining that described mobile device will send;
The environmental characteristic amount is determined device, is used for determining the environmental characteristic amount of described mobile device;
The compression determination device is used for according to the environmental characteristic amount of determined load type and size and described mobile device the described load that will send being carried out compression determination; And
The compression final controlling element is used for the court verdict according to described compression determination device, carries out the compression to described load, so that described output is sent.
Thereby according to embodiments of the invention, energy consumption that can the optimization mobile device, and then the stand-by time that prolongs mobile device.
According to a further aspect in the invention, provide a kind of method that is used for the controlling mobile equipment energy consumption, having comprised:
Determine the type and size of the load that described mobile device will send;
Determine the environmental characteristic amount of described mobile device;
Environmental characteristic amount according to determined load type and size and described mobile device is carried out compression determination to the described load that will send;
According to the court verdict of described decision steps, carry out compression to described load; And
The output of described compression step is sent.
Description of drawings
In conjunction with the accompanying drawings, purpose of the present invention, characteristics and advantage will be apparent from following detailed description to embodiments of the invention, wherein:
Fig. 1 illustration be used for the block diagram of the system of controlling mobile equipment energy consumption according to an embodiment of the invention;
Fig. 2 illustration the schematic diagram of each parts in the system of Fig. 1; And
Fig. 3 illustration be used for the flow chart of the method for controlling mobile equipment energy consumption according to an embodiment of the invention.
Embodiment
Below, embodiments of the present invention is described in detail in conjunction with the accompanying drawings.
For portable terminal, quite a few consumption of its energy is being carried out on the wireless data transmission.The energy that one time wireless data transmission consumed also depends on transmission rate and through-put power.Those skilled in the art are readily appreciated that for a wireless data transmission, data quantity transmitted is big more, and then the energy of this time transmission consumption is just big more.Therefore, a kind of direct idea is that before carrying out transfer of data, elder generation compresses data to be transmitted, thereby reduces the energy consumption of this time wireless data transmission.
But the present inventor found through experiments, and merely data to be transmitted is compressed the energy consumption that can not guarantee to reduce wireless data transmission, the energy consumption when table 1 compresses wireless data transmission for not having under various transmission rates and the through-put power.Energy consumption when table 2 compresses wireless data transmission for having under various transmission rates and the through-put power.Wherein, be purposes of simplicity of explanation, suppose following preset parameter: original document text-only file size for 2MB (promptly 16,777,216bit).Its compression ratio of the compression of indication is 1/2 o'clock in the table 2, promptly the file size that obtains of compression be 1MB (8,388,608bit).
Transmission rate (bps)
20Kbps 50kbps 80kbps 110kbps
Transmit 1,000 800,000 320,000 200,000 145455
Power 500 400,000 160,000 100,000 72727
(mW) 100 80000 32000 20000 14545
50 40000 16000 10000 7273
10 8000 3200 2000 1455
1 800 320 200 145
Table 1 does not have compression transmission energy consumption (mWs)
Transmission rate (bps)
20Kbps 50kbps 80kbps 110kbps
Transmit 1,000 450,000 210,000 150,000 122727
Power 500 250,000 130,000 100,000 86364
(mW) 100 90000 66000 60000 57273
50 70000 58000 55000 53636
10 54000 51600 51000 50727
1 50400 50160 50100 50073
Table 2 has compression transmission energy consumption (mWs), compression ratio 1/2
By table 1 and table 2 as can be seen, transmitting power be 1000mW, transmission rate be under the 20Kbps situation compression transmission energy consumption be 800000mWs, and the transmission energy consumption is 450000mWs after the same terms lower compression, has as seen reduced energy consumption, thereby can prolong the stand-by time of this mobile device.
Yet, transmitting power be 50mW, transmission rate be under the 20Kbps situation compression transmission energy consumption be 40000, and the transmission energy consumption is 70000 after the same terms lower compression, adopts this operation to increase system energy consumption on the contrary, has worsened stand-by time.
What the present inventor had drawn after above result has been carried out analyzing is interpreted as, when the compression wireless data transmission is arranged, the energy consumption that mobile device relates in transmitting the process of load can be divided into two parts, is used to carry out the energy consumption that compressed file consumes and is used to send the energy consumption that file consumes.Under certain transmission rate, directly transmit not carry out compressing and then prolonged transmitting time, will increase the energy consumption of process of transmitting; Though shortened transmitting time and transmit through overcompression, reduced the energy consumption of process of transmitting, yet, carried out the operation of packed data, therefore increased the energy consumption of this part.
Based on above experiment and analysis result, embodiments of the invention provide a kind of not to be increased equipment cost and improves total system energy consumption, prolongs the system and method for mobile device stand-by time.
Fig. 1 is the block diagram of the system that is used for the controlling mobile equipment energy consumption in the embodiment of the invention.As shown in Figure 1, this system 10 comprises:
Load is determined device 11, the type and size of the load that is used for determining that mobile device will send; The environmental characteristic amount is determined device 12, is used for determining the environmental characteristic amount of this mobile device; Compression determination device 13 is used for according to the environmental characteristic amount of determined load type and size and this mobile device this load that will send being carried out compression determination; Compression final controlling element 14 is used for the court verdict according to compression determination device 13, carries out the compression to this load, so that described output is sent.
In an embodiment of the present invention, squeeze operation is not a kind of special shape of squeeze operation, and its compression ratio is 1.
For simplicity, in the embodiments of the invention below, be that text-only file is an example with the load that will send, yet embodiments of the invention are not limited to this text-only file, can also be applicable to the file of other type, for example audio file, video file etc.
As mentioned above, the energy consumption that mobile device relates in the process that transmits load can be divided into two parts, is used to carry out the energy consumption that compressed file consumes and is used to send the energy consumption that file consumes.
In order to improve the stand-by time of mobile device, embodiments of the invention need be obtained equilibrium between this two parts energy consumption, thereby make the total energy consumption of mobile device be minimum, the total inventive concept that is embodiments of the invention is an environment of considering this mobile device, in an embodiment of the present invention, can be with transmitting power (signal strength signal intensity), characterize the characteristic quantity of this environment with the bandwidth of being distributed, send or select which kind of compression type to send thereby determine whether the load that will take place compressed, thereby make the energy consumption of this mobile device be minimum, thereby can prolongs standby time.
For example, suppose the portable terminal that uses the GSM standard, consider the variable element of following environmental characteristic amount:
Transmitting power (be signal strength signal intensity, signal strength signal intensity is poor more, and transmitting power is high more), it can be 1mW (milliwatt), 10mW, 50mW, 100mW, 500mW, 1000mW etc.;
Bandwidth can be 20kbps, 50kbps, 80kbps, 110kbps etc.
Table 3 is the difference that had compression transmission energy consumption and nothing to compress the transmission energy consumption at 1/2 o'clock for compression ratio.
Transmission rate (bps)
20Kbps 50kbps 80kbps 110kbps
Transmission merit 1000-350000-110000-50000-22727
Rate (mW) 500-150000-30,000 0 13636
100 10000 34000 40000 42727
50 30000 42000 45000 46364
10 46000 48400 49000 49273
1 49600 49840 49900 49927
Table 3 energy consumption poor (compression ratio 1/2 compress-does not compress)
As shown in table 3, under various speed and transmitting power, the file that the transmission size is identical, type is identical, its compression transmission energy consumption is not with the value of the difference of compression transmission energy consumption can be for negative, also can for negative just meaning compressed total transmission energy consumption afterwards less than total transmission energy consumption of not compressing, thereby should compress for just, make total energy consumption reduce prolongs standby time; And this difference is that canonical explanation compression total transmission energy consumption afterwards is greater than total transmission energy consumption of not compressing, so should not compress; Its difference is 0, and to compress transmission be identical with not compressing the energy consumption of transmitting, and for the sake of simplicity, do not compress and transmit with regard to stipulating.
When compression ratio is 1/4, similarly, can obtain total energy consumption abridged table of compression transmission in this case.Energy consumption when table 4 compresses wireless data transmission for having under various transmission rates and the through-put power.Its compression ratio of the compression of indication is 1/4.Be original document text-only file size for 2MB (promptly 16,777,216bit), compress the file size that obtains and be 0.5MB (4,194,304bit).Table 5 is the difference that had compression transmission energy consumption and nothing to compress the transmission energy consumption at 1/4 o'clock for compression ratio.
Transmission rate (bps)
20Kbps 50kbps 80kbps 110kbps
Transmit 1,000 300,000 180,000 150,000 136364
Power 500 200,000 140,000 125,000 118182
(mW) 100 120000 108000 105000 103636
50 110000 104000 102500 101818
10 102000 100800 100500 100364
1 100200 100080 100050 100036
Table 4 has compression transmission energy consumption (mWs), compression ratio 1/4
Transmission rate (bps)
20Kbps 50kbps 80kbps 110kbps
Transmission merit 1000-500000-140000-50000-9091
Rate (mW) 500-200000-20,000 25,000 45455
100 40000 76000 85000 89091
50 70000 88000 92500 94545
10 94000 97600 98500 98909
1 99400 99760 99850 99891
Table 5 energy consumption poor (compression ratio 1/4 compress-does not compress)
Similarly, table 5 transmits the poor of energy consumption for the compression transmission energy consumption and the non-compression of file under identical transmitting power and various speed big identical little, that type is identical with 1/4 compression ratio.Comparison sheet 5 and table 3, as can be seen, under the different situation of compression ratio, mobile device carries out squeeze operation and the corresponding difference of energy consumption transmitted.For example, be 1/4 o'clock at compression ratio, be 20Kbps and transmitting power is under the 1000mW situation in transmission rate, the difference of total energy consumption is-500000mW, and be 1/2 at compression ratio, the difference of total energy consumption is-350000mW under the situation that other condition is identical.
As seen, based on above-mentioned abridged table, be 20Kbps and transmitting power is to compress transmission under the 1000mW situation in transmission rate, preferred, carry out compression ratio and be 1/4 compression transmission, can reduce the energy consumption of mobile device, thereby prolong the mobile device stand-by time.
More than consider transmitting power and bandwidth as the environmental characteristic amount, one of ordinary skill in the art will readily recognize that other any environmental characteristic amounts that may influence the transmission energy consumption, for example wireless communication protocol etc. can take in when specifying the energy consumption table.
Can retrieve this energy consumption abridged table by the type and size of the load that will send, also can retrieve this energy consumption abridged table by the signal strength signal intensity of mobile device, even can also pass through the bandwidth of being distributed and specific compression type (for example specific compression ratio or specific compression algorithm) is retrieved this energy consumption abridged table, be about to above listed every inlet that all can be used as the energy consumption abridged table.These principles are same as described above, do not repeat them here.
As shown in Figure 2, in an embodiment of the present invention, the environmental characteristic amount determines that device 12 can comprise the device 121 of the signal strength signal intensity that is used for determining described mobile device, also can comprise the device 122 of the bandwidth that is used for determining that described mobile device is distributed.
And compression determination device 13 can comprise energy consumption deriving means 131, and it is used for obtaining corresponding to described load type and big or small predetermined compression energy consumption and unpressed energy consumption according to the environmental characteristic amount of the described mobile device of determine; With comparison means 132, be used for relatively more predetermined compression energy consumption and do not compress energy consumption determining whether to compress, and/or select which kind of compression type.
In an embodiment of the present invention, energy consumption deriving means 131 can further be configured to comprise that by retrieval the energy consumption abridged table of the environmental characteristic amount of described mobile device obtains predetermined compression energy consumption and do not compress energy consumption, for example, transmit energy consumption and compress the transmission energy consumption thereby obtain predetermined compression by key table 1 and table 2.
And comparison means 132 can calculate the poor of total transmission energy consumption based on transmitting energy consumption and compress the transmission energy consumption by the compression of table 1 and table 2 or table 1 and table 4 acquisition, determines whether to compress transmission in view of the above, perhaps carries out the transmission of which kind of compression.In addition, can also perhaps table 5 and table 1 and/or table 4 be linked, thereby direct key 3 of comparison means and/or table 5 determine whether to compress and carry out which kind of compression by table 3 and table 1 and/or table 2 are linked.
In an embodiment of the present invention, except obtaining the transmission energy consumption of mobile device, can also implement by the method for curve fit by the form of abridged table.
In an embodiment of the present invention, can adopt compression energy consumption function f (S, R), the variable that wherein relates to is as follows: P represents that transmitting power (signal strength signal intensity), B represent bandwidth; R represents compression ratio; And the size of the load that S indicates to send.This function can be surveyed match by mobile device manufacturers and be obtained before equipment dispatches from the factory.In theory, different compression algorithms can obtain different functions.The method that the discrete data point that obtains according to test simulates function is a lot, for example least square method and particle group optimizing, and those skilled in the art all can realize not repeating them here curve fit in view of the above.
And, suppose that the energy consumption function of compression transmission is not based on above-mentioned variable and function:
g(P,B,R,S)=P*S/B (1)
The energy consumption function of compression back transmission is:
h(P,B,R,S)-P*S*R/B+f(S,R) (2)
Therefore, total energy consumption difference computing formula is: h (P, B, R, S)-g (P, B, R, S)=(R-1) * P*S/B+f (S, R).(3)
Need to prove that above-mentioned energy consumption function is as just example, those skilled in the art can also adopt other energy consumption functions under inspiration of the present invention.
And in an embodiment of the present invention, energy consumption deriving means 131 can also further be configured to:
Obtain described predetermined compression energy consumption and do not compress energy consumption by the type and size of the environmental characteristic amount of mobile device, described load and the matched curve of energy consumption, wherein the variable of this matched curve comprise following one of at least:
The type and size of the load that sends, signal strength signal intensity, the bandwidth of being distributed and specific compression type.
And comparison means 132 can determine described total energy consumption difference is for just still judging whether compress and carry out which kind of compression for bearing according to above-mentioned total energy consumption difference computing formula (3).
In an embodiment of the present invention, above-mentioned abridged table can obtain by test, the curve of this abridged table or match or formula can be solidificated in before mobile device dispatches from the factory in this mobile device by the mobile device manufacturer, perhaps can be carried in this mobile device by network before carrying out transmit operation.
As shown in Figure 2, compression final controlling element 14 further comprises: direct output device 141 is used for when 13 judgements of compression determination device are not compressed described load, directly with described load output; With compression output device 142, be used for described load being carried out the compression of selected type according to the court verdict of compression determination device 13, and with compressed load output.
For example, when compression determination device 13 passes through key 1, table 2 and table 3 and table 4 and table 5, judgement is carried out compression ratio when being 1/4 compression transmission to the load that will take place, it is sent to compression final controlling element 14 with operating parameter, carrying out compression ratio by compression 142 pairs of these load of compression output device in the final controlling element 14 is 1/4 compression, and the load that will compress is exported so that send.
If judge when not compressing, then the load output that will send by direct output device 141 at compression final controlling element 14 places is so that send.
It should be noted that the mobile device in the embodiments of the invention is not limited to the portable terminal of GSM standard, can also comprise the terminal of CDMA standard or have the PDA of wireless Internet card or portable computer etc.
Under same inventive concept, Fig. 3 shows the flow chart that is used for the method for controlling mobile equipment energy consumption according to an embodiment of the invention.
In the present embodiment, identical with previous embodiment principle part will suitably be omitted its explanation.Below in conjunction with accompanying drawing, present embodiment is described in detail.
At step S310, carry out initialization, for example load each energy consumption abridged table and energy consumption difference abridged table, perhaps load the curve of match, this step can be carried out by the manufacturer before mobile device dispatches from the factory, and also can download by network.
Then, at step S320, the type and size of definite load that will take place for example are plain text or audio frequency or video etc.
At step S330, determine the environmental characteristic amount of the residing environment of mobile device, for example its signal strength signal intensity and the bandwidth of being distributed etc.
So, at step S340, the load that send is carried out compression determination, even carries out the judgement of carrying out which kind of compression.
If compress (being-step),, the load that sent is carried out selected compression and output so that send then at step S360.
If do not compress (not-and step), then the load that directly will send at step S350 is exported so that send.
In an embodiment of the present invention, compression determination step S340 further comprises:
Obtain corresponding to this load type and big or small predetermined compression energy consumption and unpressed energy consumption according to the environmental characteristic amount of determined described mobile device; And
Yu Ding compression energy consumption and do not compress energy consumption and determine whether to compress relatively, and/or select which kind of compression type.
Wherein, this obtaining step further comprises:
Comprise that by retrieval the energy consumption abridged table of the environmental characteristic amount of described mobile device obtains described predetermined compression energy consumption and do not compress energy consumption.
Wherein, the list item of this energy consumption abridged table inlet comprises one of following at least:
The type and size of the load that sends, signal strength signal intensity, the bandwidth of being distributed and specific compression type (for example specific compression ratio or specific compression algorithm).
Alternatively, this obtaining step can also comprise:
The type and size of the environmental characteristic amount by mobile device, the load that will send and the matched curve of energy consumption are obtained described predetermined compression energy consumption and are not compressed energy consumption.
And the variable of this matched curve comprise following one of at least:
The type and size of the load that sends, signal strength signal intensity, the bandwidth of being distributed and specific compression type.
Those having ordinary skill in the art will appreciate that can use a computer executable instruction and/or be included in the processor control routine of above-mentioned method and system realizes, for example on such as the mounting medium of disk, CD or DVD-ROM, such as the programmable memory of read-only memory (firmware) or data medium, provide such code such as optics or electronic signal carrier.The system that is used for the controlling mobile equipment energy consumption of present embodiment and assembly thereof can be by such as very lagre scale integrated circuit (VLSIC) or gate array, realize such as the semiconductor of logic chip, transistor etc. or such as the hardware circuit of the programmable hardware device of field programmable gate array, programmable logic device etc., also can use the software of carrying out by various types of processors to realize, also can by the combination of above-mentioned hardware circuit and software for example firmware realize.
Though below in conjunction with specific embodiments the system and method that is used for the controlling mobile equipment energy consumption of the present invention is described in detail, but the present invention is not limited to this, and those of ordinary skills can understand and can carry out multiple conversion, substitutions and modifications and without departing from the spirit and scope of the present invention to the present invention; Protection scope of the present invention is limited by claims.

Claims (19)

1. system that is used for the controlling mobile equipment energy consumption comprises:
Load is determined device, the type and size of the load that is used for determining that described mobile device will send;
The environmental characteristic amount is determined device, is used for determining the environmental characteristic amount of described mobile device;
The compression determination device is used for according to the environmental characteristic amount of determined load type and size and described mobile device the described load that will send being carried out compression determination; And
The compression final controlling element is used for the court verdict according to described compression determination device, carries out the compression to described load, so that described output is sent.
2. it is one of following that the system that is used for the controlling mobile equipment energy consumption according to claim 1, wherein said environmental characteristic amount determine that device comprises at least:
The device that is used for the signal strength signal intensity of definite described mobile device; With
The device of the bandwidth that is used for determining that described mobile device is distributed.
3. the system that is used for the controlling mobile equipment energy consumption according to claim 1, wherein said compression determination device further comprises:
The energy consumption deriving means is used for obtaining corresponding to described load type and big or small predetermined compression energy consumption and unpressed energy consumption according to the environmental characteristic amount of the described mobile device of determine; And
Comparison means is used for relatively more predetermined compression energy consumption and does not compress energy consumption determining whether to compress, and/or selects which kind of compression type.
4. the system that is used for the controlling mobile equipment energy consumption according to claim 3, wherein said energy consumption deriving means further is configured to:
Comprise that by retrieval the energy consumption abridged table of the environmental characteristic amount of described mobile device obtains described predetermined compression energy consumption and do not compress energy consumption.
5. the system that is used for the controlling mobile equipment energy consumption according to claim 4, it is one of following that the list item of wherein said energy consumption abridged table inlet comprises at least:
The type and size of the load that sends, signal strength signal intensity, the bandwidth of being distributed and specific compression type.
6. the system that is used for the controlling mobile equipment energy consumption according to claim 3, wherein said energy consumption deriving means further is configured to:
Obtain described predetermined compression energy consumption and do not compress energy consumption by the type and size of the environmental characteristic amount of described mobile device, described load and the matched curve of energy consumption.
7. the system that is used for the controlling mobile equipment energy consumption according to claim 6, the variable of wherein said matched curve comprise following one of at least:
The type and size of the load that sends, signal strength signal intensity, the bandwidth of being distributed and specific compression type.
8. according to the system that is used for the controlling mobile equipment energy consumption described in one of claim 1-7, it is one of following that wherein said environmental characteristic amount comprises at least:
Signal strength signal intensity and the bandwidth of being distributed.
9. according to the described system that is used for the controlling mobile equipment energy consumption among one of claim 1-7, wherein said compression final controlling element further comprises:
Direct output device, when being used for court verdict according to described compression determination device described load not compressed directly with described load output; With
The compression output device is used for according to the court verdict of described compression determination device described load being carried out the compression of selected type, and with compressed load output.
10. method that is used for the controlling mobile equipment energy consumption comprises:
Determine the type and size of the load that described mobile device will send;
Determine the environmental characteristic amount of described mobile device;
Environmental characteristic amount according to determined load type and size and described mobile device is carried out compression determination to the described load that will send; And
According to the court verdict of described decision steps, carry out compression, so that described output is sent to described load.
11. the method that is used for the controlling mobile equipment energy consumption according to claim 10, wherein said compression step further comprises:
If described court verdict is not for compressing, then directly with described load output.
12. according to claim 10 or the 11 described methods that are used for the controlling mobile equipment energy consumption, it is one of following that the wherein said step of determining the environmental characteristic amount of described mobile device comprises at least:
Determine the signal strength signal intensity of described mobile device; With
Determine the bandwidth that described mobile device distributes.
13. according to claim 10 or the 11 described methods that are used for the controlling mobile equipment energy consumption, the step of wherein said compression determination further comprises:
Obtain corresponding to described load type and big or small predetermined compression energy consumption and unpressed energy consumption according to the environmental characteristic amount of the described mobile device of determine; And
Yu Ding compression energy consumption and do not compress energy consumption and determine whether to compress relatively, and/or select which kind of compression type.
14. the method that is used for the controlling mobile equipment energy consumption according to claim 13, wherein said obtaining step further comprises:
Comprise that by retrieval the energy consumption abridged table of the environmental characteristic amount of described mobile device obtains described predetermined compression energy consumption and do not compress energy consumption.
15. it is one of following that the method that is used for the controlling mobile equipment energy consumption according to claim 14, the list item of wherein said energy consumption abridged table inlet comprise at least:
The type and size of the load that sends, signal strength signal intensity, the bandwidth of being distributed and specific compression type.
16. the method that is used for the controlling mobile equipment energy consumption according to claim 13, wherein said obtaining step further comprises:
Obtain described predetermined compression energy consumption and do not compress energy consumption by the type and size of the environmental characteristic amount of described mobile device, described load and the matched curve of energy consumption.
17. the method that is used for the controlling mobile equipment energy consumption according to claim 16, the variable of wherein said matched curve comprise following one of at least:
The type and size of the load that sends, signal strength signal intensity, the bandwidth of being distributed and specific compression type.
18. according to the method that is used for the controlling mobile equipment energy consumption described in one of claim 10-17, it is one of following that wherein said environmental characteristic amount comprises at least:
Signal strength signal intensity and the bandwidth of being distributed.
19. according to the described method that is used for the controlling mobile equipment energy consumption among one of claim 10-17, wherein said compression execution in step further comprises:
When described load not being compressed according to the court verdict of described compression determination step directly with described load output; Or
Court verdict according to described compression determination step carries out the compression of selected type to described load, and with compressed load output.
CN200810149818A 2008-09-27 2008-09-27 System and method for controlling energy consumption of mobile equipment Pending CN101686493A (en)

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CN103119990A (en) * 2010-07-26 2013-05-22 惠普发展公司,有限责任合伙企业 Method and system for compressing bitplanes based on bit position
CN108683603A (en) * 2018-05-14 2018-10-19 广州经传多赢投资咨询有限公司 A kind of efficient binary transmissions agreement based on real-time streams compress technique

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103119990A (en) * 2010-07-26 2013-05-22 惠普发展公司,有限责任合伙企业 Method and system for compressing bitplanes based on bit position
CN108683603A (en) * 2018-05-14 2018-10-19 广州经传多赢投资咨询有限公司 A kind of efficient binary transmissions agreement based on real-time streams compress technique

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Application publication date: 20100331