CN101719964B - Mobile terminal and Power management method thereof - Google Patents
Mobile terminal and Power management method thereof Download PDFInfo
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- CN101719964B CN101719964B CN200910189572A CN200910189572A CN101719964B CN 101719964 B CN101719964 B CN 101719964B CN 200910189572 A CN200910189572 A CN 200910189572A CN 200910189572 A CN200910189572 A CN 200910189572A CN 101719964 B CN101719964 B CN 101719964B
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- power supply
- power
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
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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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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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Abstract
本发明涉及无线通信技术领域，提供了一种移动终端电源管理方法。所述移动终端包括用于管理电源的电源管理芯片，所述电源管理芯片设有用于控制供电电源输出的晶体电源，所述电源管理方法包括以下步骤：根据控制信号控制晶体电源，使其开启或关闭；晶体电源响应控制进行开启或关闭，并产生相应的提示信号；根据所述提示信号控制供电电源的输出，使系统处于工作状态或深度睡眠状态。本发明还提供了一种移动终端的电源管理装置及设有该电源管理装置的移动终端。本发明简化了移动终端供电电源的控制流程，提高了移动终端系统在正常工作状态和深度睡眠状态之间控制的效率。
The invention relates to the technical field of wireless communication, and provides a mobile terminal power management method. The mobile terminal includes a power management chip for managing power, and the power management chip is provided with a crystal power supply for controlling the output of the power supply. The power management method includes the following steps: controlling the crystal power supply according to the control signal to turn it on or Turn off; the crystal power supply is turned on or off in response to the control, and generates a corresponding prompt signal; the output of the power supply is controlled according to the prompt signal, so that the system is in a working state or a deep sleep state. The invention also provides a power management device of a mobile terminal and a mobile terminal provided with the power management device. The invention simplifies the control flow of the power supply of the mobile terminal, and improves the control efficiency of the mobile terminal system between the normal working state and the deep sleep state.
Description
Technical field
The present invention relates to wireless communication technology field, more particularly, relate to a kind of portable terminal method for managing power supply and a kind of portable terminal.
Background technology
Along with popularizing of portable terminal (for example mobile phone, palmtop PC etc.) and becoming stronger day by day of function, the external equipment of portable terminal is more and more, and is also just increasingly high to the requirement of power management.Present terminal power management scheme need be controlled power management chip through baseband chip and successively relevant power-off perhaps changed supply voltage before getting into deep sleep; , deep sleep need wake baseband chip earlier up when getting into normal operating conditions; Successively line related is opened or is changed supply voltage through baseband chip control power management chip again; This scheme need be waken baseband chip earlier up the terminal is transformed into the process of normal operating conditions from deep sleep; Remove to control power management chip through baseband chip again, conversion speed is slow, efficient is low.
Summary of the invention
Main purpose of the present invention is to the prior art defective; A kind of terminal power control method is provided; To simplify the control flow of portable terminal power supply in the prior art, improve the efficient that mobile terminal system switches between normal operating conditions and deep sleep.
Portable terminal of the present invention comprises the power management chip that is used for the control system power supply, and wherein, said power management chip is provided with the crystal power supply that is used to control power supply output, and said method for managing power supply may further comprise the steps:
Control crystal power supply makes its unlatching or closes;
Crystal power supply response control is opened or is closed, and produces the corresponding prompt signal;
Output according to said cue control power supply makes the in running order or deep sleep of system.
Preferably, said output according to said cue control power supply makes in the step of the in running order or deep sleep of system to comprise:
The cue of receiving crystal electric power starting, and, make system in running order according to the output of opening power supply in the cue control system; With
The cue of receiving crystal power-off, and, make system be in deep sleep according to the output of closing power supply in the cue control system.
The present invention also provides a kind of portable terminal electric power controller, and said portable terminal is provided with BBP and to system the power supply of electric energy is provided, and said portable terminal electric power controller comprises power management chip and crystal energy supply control module, wherein,
Said crystal energy supply control module is used to control the crystal power supply, makes its unlatching or closes;
Said power management chip is provided with:
The crystal power supply, the control of response crystal energy supply control module is opened or is closed and produce the corresponding prompt signal and passes to the power supply output control module;
The power supply output control module is used for the output according to the cue control power supply of said crystal power supply, makes the in running order or deep sleep of system.
Preferably, said power supply output control module comprises:
The first power supply register is used for the cue of receiving crystal electric power starting, and according to this output of opening power supply in the cue control system, makes system in running order; With
The second source register is used for the cue of receiving crystal power-off, and according to this output of closing power supply in the cue treatment system, makes system be in deep sleep.
Preferably, above-mentioned BBP can comprise that control word is provided with module, is used for the control word of said first power supply register and second source register is provided with, and controls for the first power supply register and second source register pair power supply.
Preferably, said crystal energy supply control module comprises general programmable input/output port GPIO, is used for the level controling signal that sends according to BBP, the unlatching of control crystal power supply or close.
The present invention also provides a kind of portable terminal, comprises above-mentioned portable terminal electric power controller.
By on can know that power management chip is provided with the crystal energy supply control module among the present invention, the unlatching of may command crystal power supply or close; Also be provided with the first power supply register and second source register; Can or close the cue control power supply On/Off that is produced according to the unlatching of crystal power supply; Perhaps change the output voltage of power supply; Thereby realize only needing to open or close the crystal power supply to make system be in normal operating conditions or deep sleep, simplified the control flow of portable terminal power supply, improved the efficient that mobile terminal system switches between normal operating conditions and deep sleep.
Description of drawings
Fig. 1 is the structural representation of portable terminal electric power controller in an embodiment of the invention;
Fig. 2 is the structural representation of power supply output control module among the embodiment of above-mentioned execution mode;
Fig. 3 is the structural representation of portable terminal in an embodiment of the invention;
Fig. 4 is a portable terminal method for managing power supply flow chart in the another embodiment of the invention;
Fig. 5 be among the embodiment of above-mentioned execution mode according to cue control power supply, make the particular flow sheet of the in running order or deep sleep step of system.
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Fig. 1 shows the structural representation of portable terminal electric power controller 10 of the present invention, and is as shown in Figure 1, and this electric power controller 10 comprises power management chip 11 and crystal energy supply control module 12.Power management chip 11 is provided with crystal power supply 111 and power supply output control module 112.
BBP 13 is the control chip of portable terminal, and is read-write and send various control signals, for example high level signal or low level signal etc.Power supply can be the power supply of the inner external equipment of portable terminal, also can comprise the power supply that guarantees the normal operation of inner each chip.Power management chip 11 is used to control the operating state of these a plurality of power supplies; Crystal power supply 111 is arranged in the power management chip 11, can point out power management chip 11, for the operating state of power management chip 11 control power supplies; Crystal energy supply control module 12 can be the switch of control crystal power supply 111 unlatchings or closed condition.In one embodiment; When crystal energy supply control module 12 is opened crystal power supply 111; Crystal power supply 111 can produce the unlatching cue and export power supply output control module 112 to; After this power supply output control module 112 receives this unlatching cue, open the output voltage of respectively organizing power supply or change part power supply, make system be in normal operating conditions; When crystal energy supply control module 12 is closed crystal power supply 111; Crystal power supply 111 can produce closes cue and exports power supply output control module 112 to; But the output voltage of power supply output control module 112 closed portion power supplies or change part power supply, thereby make system be in deep sleep.
In one embodiment; Crystal energy supply control module 12 can be general programmable input/output port (General Purpose Input Output; GPIO); Crystal power supply 111 is opened or closed to the control signal (for example high level signal or low level signal) that this GPIO can be sent according to BBP 13, makes it produce the corresponding prompt signal.
As shown in Figure 2, above-mentioned power supply output control module 112 can comprise the first power supply register 113 and second source register 114.Wherein, the first power supply register 113 links to each other with crystal power supply 111, the unlatching cue of receiving crystal power supply 111, and according to this output voltage of opening cue each power supply of unlatching or changing the part power supply, thereby make system in running order.Second source register 114 links to each other with crystal power supply 111, receiving crystal power supply 111 close cue, and close the output voltage of cue closed portion power supply or change part power supply, thereby make system be in deep sleep according to this.
In one embodiment, all power supplies of the first power supply register, 113 may command comprise ON/OFF and output voltage of every group of power supply etc.After whole system powered on, power management chip 11 acquiescences were operated in the first power supply register 113 times, and system is in running order; Second source register 114 can be controlled all power supplies equally, comprises ON/OFF and output voltage of every group of power supply etc.Two groups of registers all can be provided with respectively through BBP 13 in the system back that power on, and ON/OFF and output voltage etc. that content can comprise each power supply are set.
The cue that crystal power supply 111 is produced also can be high level signal or low level signal, and power supply output control module 112 can be according to the output of high level signal or low level signal control power supply.For example, the control of above-mentioned first power supply register 113 and second source register 114 can realize through control word, and control word can be provided with module 131 through the control word in the above-mentioned BBP 13 shown in Figure 1 and is provided with.In one embodiment; BBP 13 can the level difference when opening or closing according to crystal power supply 111 be provided with the first power supply register 113 and has the Different control word with second source register 114; Thereby control each power supply unlatching, close or change the output voltage of power supply, the realization system controls between work/deep sleep.The process that the output voltage of power supply was opened, closed or changed to control word is that those skilled in the art institute is known, does not give unnecessary details at this.
When system is in operating state and need switches to deep sleep; Can close crystal power supply 111 through crystal energy supply control module 12; Crystal power supply 111 can produce cue to the power supply output control module 112 that a crystal power supply 111 is closed; Make the first power supply register, 113 closed portion power supplies close or reduce the output voltage of power supply, thereby make system switch to deep sleep; When system need be when deep sleep switches to operating state; Can open crystal power supply 111 through crystal energy supply control module 12; Cue to power supply output control module 112 is opened in 111 outputs one of crystal power supply; Make second source register 114 power supply of closing opened again or supply power voltage is drawn high, system gets into operating state.
The present invention through control crystal power supply 111 unlatching or close, the system that makes can control between normal operating conditions and deep sleep neatly, has simplified the control program of power supply, and has improved control efficiency.
The present invention also provides a kind of portable terminal.As shown in Figure 3, this portable terminal comprises above-mentioned BBP 13 and electric power controller 10 at least.In one embodiment, this electric power controller 10 comprises above-mentioned power management chip 11 and crystal energy supply control module 12 at least.Power management chip 11 is provided with crystal power supply 111 and power supply output control module 112.Wherein, the control signal that said crystal energy supply control module 12 can send according to BBP 13, control crystal power supply 111 is opened or is closed.For example; In one embodiment; Crystal energy supply control module 12 can be a GPIO, can receive high level or low level signal, and BBP 13 can be write high level or low level signal and be sent to crystal current source control module 12 so that the unlatching of control crystal power supply 111 or close.Crystal power supply 111 can respond the control of crystal energy supply control module 12; Open or close; And produce corresponding prompt signal prompt power management chip 11, so that power supply output control module 112 control power supplies make the in running order or deep sleep of system.Crystal energy supply control module 12 links to each other with power management chip 11, is used to control the unlatching or the closed condition of crystal power supply 111, makes it produce cue.
Fig. 4 has gone out the flow process of portable terminal method for managing power supply of the present invention.This method flow is based on the electric power controller 10 of above-mentioned portable terminal.As shown in Figure 4, this method for managing power supply comprises following concrete steps:
Step S10 according to control signal control crystal power supply, makes its unlatching or closes;
Step S20, crystal power supply response control is opened or is closed, and produces the corresponding prompt signal;
Step S30, the output according to said cue control power supply makes the in running order or deep sleep of system.
In step S10; Can open through crystal energy supply control module 12 control crystal power supplys 111; It is produced open cue and export power management chip 11 to, also can close through crystal energy supply control module 12 control crystal power supplys 111, crystal power supply 111 produces the cue of closing;
In step S20; Power supply output control module 112 in power management chip 11 receives the cue that crystal power supply 111 is opened; Be that 11 pairs of power supplies of may command power management chip carry out certain operation; For example, open the output voltage of power supply or change power supply etc., make power supply be in normal operating conditions.
When power supply output control module 112 receive crystal power supply 111 close cue the time, according to the output voltage of this signal at stop part power supply or change part power supply, make its control power supply be in deep sleep.
Particularly, as shown in Figure 5, can comprise among the above-mentioned steps S20:
Step S21 is provided with the control word of the first power supply register 113 and second source register 114, for the power management chip managing electrical power;
Step S22, the cue that the first power supply register, 113 receiving crystal power supplys 111 are opened, and open cue according to this and open power supply, make system in running order;
Step S23, the cue that second source register 114 receiving crystal power supplys 111 are closed, and, make system be in deep sleep according to this output voltage of closing cue closed portion power supply or change part power supply.
In one embodiment; The said method flow process can for: when system powers on, after each power supply starts, power management chip 11 work; Crystal power supply 111 is opened; To system system clock is provided, system works is in normal operating conditions at this moment, and power management chip 11 is operated under the default value of the first power supply register 113; Can be provided with the relevant control word of the first power supply register 113 and second source register 114 this moment through BBP 13, and the state (for example organizing ON/OFF and the output voltage of power supply etc.) of every group of power supply is set.
When the needs control system when normal condition gets into deep sleep; Can close crystal power supply 111 through control crystal energy supply control module 12; This moment, power management chip 11 received the cue that crystal power supply 11 is closed; Control to 114 times work of second source register, the low perhaps major part of power supply output voltage is in closed condition, and system gets into battery saving mode.
When needs control power supply when deep sleep comes back to normal operating conditions; Can open crystal power supply 111 through control crystal current source module 12; This moment, power management chip 11 received the cue that crystal power supply 11 is opened; Control to 113 times work of the first power supply register, system comes back to normal operating conditions.
When switching that system need not stop between deep sleep and normal operating conditions; Only need to control the unlatching of crystal power supply 111 or close; Power management chip 11 can be controlled between the first power supply register 113 and second source register 114, thereby reaches the purpose of power saving and quick control.
In sum, in the time of system start-up, power management chip 11 provides according to the default value of the first power supply register 113 and respectively organizes power supply, after system starts fully, can be provided with respectively with second source register 114 the first power supply register 113; , system only need get final product when need controlling between deep sleep and normal operating conditions through crystal energy supply control module 12 opening/closing crystal power supplys 111.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910189572A CN101719964B (en) | 2009-11-27 | 2009-11-27 | Mobile terminal and Power management method thereof |
| PCT/CN2010/076947 WO2011063680A1 (en) | 2009-11-27 | 2010-09-15 | Power management method for mobile terminal and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910189572A CN101719964B (en) | 2009-11-27 | 2009-11-27 | Mobile terminal and Power management method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101719964A CN101719964A (en) | 2010-06-02 |
| CN101719964B true CN101719964B (en) | 2012-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910189572A Expired - Fee Related CN101719964B (en) | 2009-11-27 | 2009-11-27 | Mobile terminal and Power management method thereof |
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| CN (1) | CN101719964B (en) |
| WO (1) | WO2011063680A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101719964B (en) * | 2009-11-27 | 2012-10-10 | 中兴通讯股份有限公司 | Mobile terminal and Power management method thereof |
| CN103076867B (en) * | 2012-12-28 | 2015-12-02 | 广州杰赛科技股份有限公司 | Possess cloud terminal processing method and the system of power button action recognition function |
| CN105050172B (en) * | 2015-08-03 | 2018-09-18 | Tcl移动通信科技（宁波）有限公司 | A kind of configuration method of power management chip, system and mobile terminal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101064894A (en) * | 2006-04-25 | 2007-10-31 | 联发科技股份有限公司 | Apparatus and method for reducing power consumption of a system |
| CN201063829Y (en) * | 2007-06-15 | 2008-05-21 | 东莞市广讯光电科技有限公司 | Bluetooth earphone |
| CN201226450Y (en) * | 2008-07-04 | 2009-04-22 | 郴州高斯贝尔数码科技有限公司 | Mobile phone and pre-charging circuit therefore |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002196846A (en) * | 2000-12-26 | 2002-07-12 | Mitsubishi Electric Corp | LSI leakage current reduction method |
| US7369815B2 (en) * | 2003-09-19 | 2008-05-06 | Qualcomm Incorporated | Power collapse for a wireless terminal |
| CN100568993C (en) * | 2007-09-18 | 2009-12-09 | 中兴通讯股份有限公司 | A power management method for a multi-mode mobile terminal and the multi-mode mobile terminal |
| CN101719964B (en) * | 2009-11-27 | 2012-10-10 | 中兴通讯股份有限公司 | Mobile terminal and Power management method thereof |
-
2009
- 2009-11-27 CN CN200910189572A patent/CN101719964B/en not_active Expired - Fee Related
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2010
- 2010-09-15 WO PCT/CN2010/076947 patent/WO2011063680A1/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101064894A (en) * | 2006-04-25 | 2007-10-31 | 联发科技股份有限公司 | Apparatus and method for reducing power consumption of a system |
| CN201063829Y (en) * | 2007-06-15 | 2008-05-21 | 东莞市广讯光电科技有限公司 | Bluetooth earphone |
| CN201226450Y (en) * | 2008-07-04 | 2009-04-22 | 郴州高斯贝尔数码科技有限公司 | Mobile phone and pre-charging circuit therefore |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011063680A1 (en) | 2011-06-03 |
| CN101719964A (en) | 2010-06-02 |
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