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CN101599805B - Method and device for calculating complete power consumption of CDMA mobile phone in real time - Google Patents

Method and device for calculating complete power consumption of CDMA mobile phone in real time Download PDF

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CN101599805B
CN101599805B CN2008100676432A CN200810067643A CN101599805B CN 101599805 B CN101599805 B CN 101599805B CN 2008100676432 A CN2008100676432 A CN 2008100676432A CN 200810067643 A CN200810067643 A CN 200810067643A CN 101599805 B CN101599805 B CN 101599805B
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mobile phone
current
determination module
power consumption
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CN101599805A (en
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汝俊岭
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ZTE Corp
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Abstract

The invention discloses a method and a device for calculating the complete power consumption of a CDMA mobile phone in real time, comprising the following steps: firstly, obtaining a voltage relative value Vbatt of a battery of the mobile phone; ensuring the voltage Vbatt of the battery of the mobile phone according to the voltage relative value; then, ensuring the output current Ibatt of the battery of the mobile phone according to the state of the mobile phone; and finally, calculating the real-time complete power consumption P=Vbatt*Ibatt of the mobile phone. The technical scheme of the invention realizes the real-time calculation of the complete power consumption of the CDMA mobile phone.

Description

A kind of real-time computing technique and device of CDMA mobile phone Overall Power Consumption
Technical field
The present invention relates to a kind of computational methods and device of mobile phone Overall Power Consumption, real-time computing technique and the device of especially a kind of CDMA (Code Division Multiple Access, code division multiple access) mobile phone Overall Power Consumption.
Background technology
At present, the CDMA mobile phone technique makes rapid progress, constantly perfect along with the CDMA cell-phone function, and its purposes in people's life is increasingly extensive, and the length of mobile phone communication and the stand-by time index that emphasis is considered when to be people select mobile phone.
Determine that in the many factors of mobile phone communication and stand-by time length, the Overall Power Consumption of mobile phone is of paramount importance one.The Overall Power Consumption that reduces mobile phone is the important means that improves mobile phone communication and stand-by time.At present, the method that reduces the mobile phone Overall Power Consumption is numerous, both can realize by software control, also can realize by hardware controls, but lack the method for calculating in real time the mobile phone Overall Power Consumption, the user can't understand the Overall Power Consumption situation of mobile phone in real time when using mobile phone, therefore often can not choose reasonable use cell-phone function, thereby finally can't realize saving the purpose of the conversation of cell-phone battery electric-charge quantity extending cell phone and stand-by time.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of real-time computing technique and device of CDMA mobile phone Overall Power Consumption, has realized the real-time calculating of CDMA mobile phone Overall Power Consumption.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of real-time computing technique of CDMA mobile phone Overall Power Consumption comprises the following steps:
A, obtain battery of mobile phone voltage correlation values VBATT, and determine described battery of mobile phone voltage Vbatt according to it;
B, determine described battery of mobile phone output current Ibatt according to described mobile phone status; Described Ibatt is quiescent current numerical value and dynamic current numerical value sum;
The real-time Overall Power Consumption P=Vbatt * Ibatt of c, the described mobile phone of calculating.
In such scheme, when described mobile phone was in talking state, described dynamic current numerical value was described mobile phone communication electric current I talk, otherwise described dynamic current numerical value is 0.
In such scheme, described Italk is determined by following steps:
(1), detect in real time described mobile phone transmission power Tx power;
(2), determine described Italk according to the functional relation of determining between described Italk and Tx power and the Tx power that detects.
In such scheme, the functional relation between described Italk and Tx power is Italk=m 1* Tx power+m 2, be one group of test value according to described Italk and Tx power, by least square fitting out, and the Tx power test value and the corresponding Italk test value thereof that are less than or equal to 12dBm are determined one group of m 1With m 2Tx power test value and corresponding Italk test value thereof more than or equal to 13dBm are determined another group m 1With m 2
in such scheme, according to described mobile phone status, LCD of mobile phone (the Liquid Crystal Display that described quiescent current numerical value obtains for the described data in mobile phone of inquiry, liquid crystal display) back facet current Ilcde, bell sound electric current I ring, motor vibrations electric current I vibrate, FM receiver electric current I radio, audio frequency power amplifier is opened electric current I audoipa, open flashlight electric current I flashlight, insert earphone standby current Iheadset, enter phone directory menu standby current Iphonebook, enter short message standby current Isms, enter telephony recording standby current Icallhistory, enter setup menu standby current Iset, entering tool menu standby current Iorganiser, enter contextual model menu standby current Iprofiles, enter in multimedia menu standby current Imultimedia and public network situation any one in standby current Iidle or any several.
In such scheme, in described step a, described VBATT obtains by the debugging menu of inquiring about described mobile phone.
A kind of real-time calculation element of CDMA mobile phone Overall Power Consumption comprises:
The cell voltage determination module is used for determining described battery of mobile phone voltage Vbatt according to described battery of mobile phone voltage correlation values VBATT; Battery output current determination module is used for determining described battery of mobile phone output current Ibatt according to described mobile phone status; Described battery output current determination module further comprises quiescent current numerical value determination module and dynamic current numerical value determination module; Described quiescent current numerical value determination module is used for according to described mobile phone status, inquires about the quiescent current that described data in mobile phone is determined described mobile phone; Described dynamic current numerical value determination module is used for determining described mobile phone communication electric current I talk according to described mobile phone status;
The Overall Power Consumption determination module is for determine the real-time Overall Power Consumption of described mobile phone according to definite result of described cell voltage determination module and described battery output current determination module.
In such scheme, described dynamic current numerical value determination module further comprises functional relation determination module, transmitting power detection module and audio-frequency current determination module; Described functional relation determination module is used for one group of test value according to described Italk and described mobile phone transmission power Tx power, goes out between the two functional relation by least square fitting; Described transmitting power detection module is used for detecting in real time the Tx power of described mobile phone; Described audio-frequency current determination module is used for determining described Italk according to definite result of described functional relation determination module and the testing result of described transmitting power detection module.
Beneficial effect of the present invention is mainly manifested in: technical scheme provided by the invention goes out the functional relation between Italk and Tx power and has determined in real time Italk by least square fitting, and then can determine in real time Ibatt, in conjunction with the Vbatt that determines, namely realized the real-time calculating of CDMA mobile phone Overall Power Consumption, make the user can understand in real time the mobile telephone power consumption situation, thereby choose reasonable use cell-phone function to reach the purpose of saving cell-phone battery electric-charge quantity, extending cell phone conversation and stand-by time.
Description of drawings
Fig. 1 is the real-time calculation flow chart of CDMA mobile phone Overall Power Consumption of the present invention;
Fig. 2 is the real-time computing device structure schematic diagram of CDMA mobile phone Overall Power Consumption of the present invention.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
With reference to Fig. 1, a kind of real-time computing technique of CDMA mobile phone Overall Power Consumption comprises the following steps:
S101: obtain battery of mobile phone voltage correlation values VBATT, and determine battery of mobile phone voltage Vbatt, i.e. Vbatt=k according to it 1* k 2* (VBATT/k 3), wherein, k 1, k 2, k 3Value determine after the typing of a CDMA Cell Phone Design, VBATT is kept under the debugging menu of mobile phone, can obtain by inquiry;
S102: determine battery of mobile phone output current Ibatt according to the mobile phone status, wherein, Ibatt is quiescent current numerical value and dynamic current numerical value sum;
after a CDMA Cell Phone Design typing, LCD of mobile phone back facet current Ilcde, bell sound electric current I ring, motor vibrations electric current I vibrate, FM receiver electric current I radio, audio frequency power amplifier is opened electric current I audoipa, open flashlight electric current I flashlight, insert earphone standby current Iheadset, enter phone directory menu standby current Iphonebook, enter short message standby current Isms, enter telephony recording standby current Icallhistory, enter setup menu standby current Iset, entering tool menu standby current Iorganiser, enter contextual model menu standby current Iprofiles, entering in multimedia menu standby current Imultimedia and public network situation the quiescent current data such as standby current Iidle has determined, it does not change with the variation of external condition, these data can be kept in mobile phone EMS memory, can obtain according to the inquiry of CDMA mobile phone status,
When mobile phone was not in talking state, dynamic current numerical value was 0; When mobile phone was in talking state, dynamic current numerical value was mobile phone communication electric current I talk, and the relation of itself and network condition is very large, will change with network condition is different; There is corresponding functional relation between Italk and mobile phone transmission power Tx power, be Italk=f (Tx power), therefore, after determining the functional relation between Italk and Tx power, can determine in real time Italk according to the real-time detected value of this functional relation and Tx power;
S103: the real-time Overall Power Consumption P=Vbatt * Ibatt that calculates mobile phone.
The below further describes the functional relation between Italk and Tx power is really tailor-made.Functional relation between described Italk and Tx power is Italk=m 1* Tx power+m 2, be one group of test value according to described Italk and Tx power, by least square fitting out.Wherein, the Tx power test value and the corresponding Italk test value thereof that are less than or equal to 12dBm are determined one group of parameter m 1With m 2Tx power test value and corresponding Italk test value thereof more than or equal to 13dBm are determined another group parameter m 1With m 2
Table 1 is depicted as one group of test value of a CDMA mobile phone Italk and Tx power.By shown in test value can determine functional relation between Italk and Tx power.
Figure GSB00000917840000051
Figure GSB00000917840000061
Table 1
This CDMA mobile phone Tx is power amplifier low gain district when power is less than or equal to 12dBm; Tx power is the power amplifier high gain region more than or equal to 13dBm the time.Take 12dBm, 13dBm as boundary, the functional relation of Italk and Tx power is divided into two sections functional relations that adopt least square fittings to go out between the two, obtain following result:
Mobile phone Tx power is less than or equal to the zone of 12dBm, Italk (mA)=2.451 * Tx power (mW)+176.19;
Mobile phone Tx power is more than or equal to the zone of 13dBm, Italk (mA)=0.9734 * Tx power (mW)+283.1.
Below, just take the residing several different conditions of this CDMA mobile phone as example, real-time computing technique to CDMA mobile phone Overall Power Consumption of the present invention is further described, wherein, table 2 is depicted as the quiescent current data of determining after this Cell Phone Design typing, and the Vbatt=2 of this mobile phone * 2.6 * (VBATT/255).
Figure GSB00000917840000071
Figure GSB00000917840000081
Table 2
1, mobile phone is in idle standby interface, the LCD state that goes out backlight
If the VBATT=180 that detects, Vbatt=2 * 2.6 * (180/255)=3.671 (V);
Ibatt=Iidle=5.48(mA);
P=Vbatt×Ibatt=3.671×5.48=20.117(mW);
Overall Power Consumption numerical value can be rounded on mobile phone screen after calculating and be shown as 20mW;
2, mobile phone is in idle standby, LCD bright state backlight
If the VBATT=205 that detects, Vbatt=2 * 2.6 * (205/255)=4.180 (V);
Ibatt=Ilcd+Iidle=100+5.48=105.48(mA);
P=Vbatt×Ibatt=4.180×105.48=440.906(mW);
Overall Power Consumption numerical value can be rounded on mobile phone screen after calculating and be shown as 441mW;
3, mobile phone is in FM receiver and opens, consults short message and LCD bright state backlight
If the VBATT=200 that detects, Vbatt=2 * 2.6 * (180/255)=4.078 (V);
Ibatt=Ilcd+Isms+Iradio=100+3.29+33=136.29(mA);
P=Vbatt×Ibatt=4.078×136.29=555.849(mW);
Overall Power Consumption numerical value can be rounded on mobile phone screen after calculating and be shown as 556mW;
4, mobile phone is in normal talking, LCD bright state backlight
If the VBATT=195 that detects, Vbatt=2 * 2.6 * (180/255)=3.976 (V);
If the Tx power=4dBm (2.512mW) that detects, Italk=2.45 * Txpower+176.19=2.45 * 2.512+176.19=182.347 (mA)
Ibatt=Ilcd+Italk=100+182.347=282.347(mA);
P=Vbatt×Ibatt=3.976×282.347=1122.612(mW);
Overall Power Consumption numerical value can be rounded on mobile phone screen after calculating and be shown as 1123mW;
5, mobile phone is in hand-free call, LCD bright state backlight
If the VBATT=190 that detects, Vbatt=2 * 2.6 * (180/255)=3.875 (V);
If the Tx power=15dBm (31.6mW) that detects, Italk=0.9734 * Txpower+283.1=0.9734 * 31.6+283.1=313.859 (mA);
Ibatt=Ilcd+Italk=100+313.859=413.859(mA);
P=Vbatt×Ibatt=3.875×413.895=1603.843(mW);
Overall Power Consumption numerical value can be rounded on mobile phone screen after calculating and be shown as 1604mW.
In above-mentioned various situation, the CDMA mobile phone screen can carry out refreshing of timing to screen, and is for reference to demonstrate real-time Overall Power Consumption.
With reference to Fig. 2, a kind of real-time calculation element of CDMA mobile phone Overall Power Consumption comprises:
Cell voltage determination module 1 is used for determining battery of mobile phone voltage Vbatt according to battery of mobile phone voltage correlation values VBATT;
Battery output current determination module 2 is used for determining battery of mobile phone output current Ibatt according to the mobile phone status; It further comprises quiescent current numerical value determination module 21 and dynamic current numerical value determination module 22; Quiescent current numerical value determination module 21 is used for according to the mobile phone status, and the inquiry mobile phone data are determined the quiescent current of mobile phone; Dynamic current numerical value determination module 22 is used for determining mobile phone communication electric current I talk according to the mobile phone status, it further comprises functional relation determination module 221, transmitting power detection module 222 and audio-frequency current determination module 223, wherein, functional relation determination module 221 is used for one group of test value according to Italk and mobile phone transmission power Tx power, goes out between the two functional relation by least square fitting; Transmitting power detection module 222 is used for the Tx power of real-time detection of handset; Audio-frequency current determination module 223 is used for determining Italk according to definite result of functional relation determination module 221 and the testing result of transmitting power detection module 222;
Overall Power Consumption determination module 3 is for determine the real-time Overall Power Consumption of mobile phone according to definite result of cell voltage determination module 1 and battery output current determination module 2.
The real-time result of calculation of above-mentioned real-time calculation element can be shown by the screen of CDMA mobile phone.
The above is only embodiments of the invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in claim scope of the present invention.

Claims (8)

1. the real-time computing technique of a CDMA mobile phone Overall Power Consumption, is characterized in that, comprises the following steps:
A, obtain battery of mobile phone voltage correlation values VBATT, and determine described battery of mobile phone voltage Vbatt according to it;
B, determine described battery of mobile phone output current Ibatt according to described mobile phone status; Described Ibatt is quiescent current numerical value and dynamic current numerical value sum;
The real-time Overall Power Consumption P=Vbatt * Ibatt of c, the described mobile phone of calculating.
2. the real-time computing technique of CDMA mobile phone Overall Power Consumption as claimed in claim 1, it is characterized in that: when described mobile phone was in talking state, described dynamic current numerical value was described mobile phone communication electric current I talk, otherwise described dynamic current numerical value is 0.
3. the real-time computing technique of CDMA mobile phone Overall Power Consumption as claimed in claim 2, is characterized in that, described Italk is determined by following steps:
(1), detect in real time described mobile phone transmission power Tx power;
(2), determine described Italk according to the functional relation of determining between described Italk and Tx power and the Tx power that detects.
4. the real-time computing technique of CDMA mobile phone Overall Power Consumption as claimed in claim 3, it is characterized in that: the functional relation between described Italk and Tx power is Italk=m 1* Tx power+m 2, be one group of test value according to described Italk and Tx power, by least square fitting out, and the Tx power test value and the corresponding Italk test value thereof that are less than or equal to 12dBm are determined one group of m 1With m 2Tx power test value and corresponding Italk test value thereof more than or equal to 13dBm are determined another group m 1With m 2
5. the real-time computing technique of CDMA mobile phone Overall Power Consumption as claimed in claim 1, it is characterized in that: according to described mobile phone status, the Mobile phone liquid crystal display back facet current Ilcde that described quiescent current numerical value obtains for the described data in mobile phone of inquiry, bell sound electric current I ring, motor vibrations electric current I vibrate, FM receiver electric current I radio, audio frequency power amplifier is opened electric current I audoipa, open flashlight electric current I flashlight, insert earphone standby current Iheadset, enter phone directory menu standby current Iphonebook, enter short message standby current Isms, enter telephony recording standby current Icallhistory, enter setup menu standby current Iset, entering tool menu standby current Iorganiser, enter contextual model menu standby current Iprofiles, enter in multimedia menu standby current Imultimedia and public network situation any one in standby current Iidle or any several.
6. the real-time computing technique of CDMA mobile phone Overall Power Consumption as claimed in claim 1, it is characterized in that: in described step a, described VBATT obtains by the debugging menu of inquiring about described mobile phone.
7. the real-time calculation element of a CDMA mobile phone Overall Power Consumption, is characterized in that, comprising:
The cell voltage determination module is used for determining described battery of mobile phone voltage Vbatt according to described battery of mobile phone voltage correlation values VBATT;
Battery output current determination module is used for determining described battery of mobile phone output current Ibatt according to described mobile phone status; Described battery output current determination module further comprises quiescent current numerical value determination module and dynamic current numerical value determination module; Described quiescent current numerical value determination module is used for according to described mobile phone status, inquires about the quiescent current that described data in mobile phone is determined described mobile phone; Described dynamic current numerical value determination module is used for determining described mobile phone communication electric current I talk according to described mobile phone status;
The Overall Power Consumption determination module is for determine the real-time Overall Power Consumption of described mobile phone according to definite result of described cell voltage determination module and described battery output current determination module.
8. the real-time calculation element of CDMA mobile phone Overall Power Consumption as claimed in claim 7, it is characterized in that: described dynamic current numerical value determination module further comprises functional relation determination module, transmitting power detection module and audio-frequency current determination module; Described functional relation determination module is used for one group of test value according to described Italk and described mobile phone transmission power Tx power, goes out between the two functional relation by least square fitting; Described transmitting power detection module is used for detecting in real time the Tx power of described mobile phone; Described audio-frequency current determination module is used for determining described Italk according to definite result of described functional relation determination module and the testing result of described transmitting power detection module.
CN2008100676432A 2008-06-06 2008-06-06 Method and device for calculating complete power consumption of CDMA mobile phone in real time Expired - Fee Related CN101599805B (en)

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CN101808165B (en) * 2010-04-12 2014-03-12 中兴通讯股份有限公司 Method and device for constructing power model of mobile terminal
CN101860623B (en) * 2010-06-12 2012-06-13 北京大学 Method and system for indicating service time of intelligent phone battery by sensing system context
CN105472151A (en) * 2015-11-25 2016-04-06 Tcl移动通信科技(宁波)有限公司 Prompting method of mobile terminal and system thereof
CN106093795B (en) * 2016-08-03 2019-03-29 北京品驰医疗设备有限公司 A kind of electric quantity monitoring method and electric quantity monitoring system of brain pacemaker

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