CN106066813A - Resource scheduling device, mobile terminal and resource regulating method - Google Patents

Resource scheduling device, mobile terminal and resource regulating method Download PDF

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Publication number
CN106066813A
CN106066813A CN201610363761.2A CN201610363761A CN106066813A CN 106066813 A CN106066813 A CN 106066813A CN 201610363761 A CN201610363761 A CN 201610363761A CN 106066813 A CN106066813 A CN 106066813A
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central processing
processing unit
frequency
curvature
temperature
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CN106066813B (en
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杨显钧
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Nubia Technology Co Ltd
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Nubia Technology Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46Multiprogramming arrangements
    • G06F9/50Allocation of resources, e.g. of the central processing unit [CPU]
    • G06F9/5061Partitioning or combining of resources
    • G06F9/5066Algorithms for mapping a plurality of inter-dependent sub-tasks onto a plurality of physical CPUs

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  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
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Abstract

The invention discloses a kind of resource regulating method, including: the curvature changed in obtaining the interior nuclear temperature at the appointed time section of mobile terminal central processing unit;The reference frequency that described central processing unit runs is regulated according to described curvature;Current operation frequency and the Current Temperatures of described kernel of described central processing unit is obtained every the first Preset Time;When described current operation frequency is more than described reference frequency, according to the magnitude relationship between described Current Temperatures and preset kernel closing temperature, the running frequency of described central processing unit is regulated accordingly, carries out application resource scheduling with the running frequency after regulating according to described central processing unit.The invention also discloses a kind of resource scheduling device and mobile terminal.The present invention improves utilization rate and the service life of the resource of mobile terminal.

Description

Resource scheduling device, mobile terminal and resource regulating method
Technical field
The present invention relates to mobile terminal device technical field, particularly relate to a kind of resource scheduling device, mobile terminal and money Source dispatching method.
Background technology
At present, along with the function of mobile terminal is more and more abundanter, the resource that relevant application program is operationally consumed Also getting more and more, meanwhile, people are more sensitive to the response speed of application program itself.At traditional mobile terminal In the scheduling of resource of system, it is contemplated that the factor such as power consumption, heat radiation, mostly use switch kernel or central processing unit (Central Processing Unit, CPU) limit method frequently, but this can reduce the response speed that application program runs.
When certain application program of running of mobile terminal consumes memory source very much, cause indivedual CPU to reach closedown threshold values and It is automatically switched off this CPU.For this situation, traditional solution includes: (1) is always maintained at CPU core standard-sized sheet, does not consider temperature Degree impact, even if temperature has exceeded closedown, threshold values is not closed.So can obtain higher response speed, but really with higher Power consumption, heating are cost, also reduce the service life of terminal unit simultaneously.(2) the temperature impact of each CPU is considered, when Exceed threshold values then to close, keep low-power consumption, heating to greatest extent, but this is to be reduced to cost with the performance of application, causes The utilization rate of resource is the highest.
Summary of the invention
A kind of resource scheduling device of offer, mobile terminal and resource regulating method are provided, it is intended to Improve resource utilization and the service life of mobile terminal.
For achieving the above object, the invention provides a kind of resource scheduling device, including:
Curvature acquisition module, change in the interior nuclear temperature at the appointed time section obtaining mobile terminal central processing unit Curvature;
Reference frequency adjustment module, for regulating, according to described curvature, the reference frequency that described central processing unit runs;
Frequency and temperature acquisition module, for obtaining currently running frequently of described central processing unit every the first Preset Time Rate and the Current Temperatures of described kernel;
Running frequency adjustment module, for when described current operation frequency is more than described reference frequency, works as according to described Magnitude relationship between front temperature and preset kernel closing temperature, is carried out the running frequency of described central processing unit accordingly Regulation, carries out application resource scheduling with the running frequency after regulating according to described central processing unit.
Alternatively, described reference frequency adjustment module is additionally operable to, when described curvature is more than the first preset curvature value, by institute The reference frequency stating central processing unit operation reduces the first preset value;When described curvature is less than the second preset curvature value, by institute The reference frequency stating central processing unit operation raises the second preset value;Described second preset curvature value presets song less than described first Rate value.
Alternatively, described running frequency adjustment module includes:
First regulation unit, for being more than described reference frequency when described current operation frequency, and described Current Temperatures reaches During to the first preset percentage of described kernel closing temperature, the running frequency of described central processing unit is reduced to described benchmark Frequency;
Second regulation unit, for obtaining the new temperature of described kernel, reduces to described kernel when described new temperature and closes temperature During the second preset percentage spent, the running frequency of described central processing unit is heightened predeterminated frequency every the second Preset Time Value.
Alternatively, described resource scheduling device also includes:
Processing module, for obtaining the total amount consumed of described mobile terminal resource every the 3rd Preset Time, disappears when described Consumption total amount, more than when presetting consumption, obtains the temperature in described kernel at the appointed time section.
Additionally, for achieving the above object, present invention also offers a kind of mobile terminal, described mobile terminal includes above-mentioned knot The resource scheduling device of structure.
Additionally, for achieving the above object, present invention also offers a kind of resource regulating method, including:
The curvature changed in obtaining the interior nuclear temperature at the appointed time section of mobile terminal central processing unit;
The reference frequency that described central processing unit runs is regulated according to described curvature;
Current operation frequency and the Current Temperatures of described kernel of described central processing unit is obtained every the first Preset Time;
When described current operation frequency is more than described reference frequency, close with preset kernel according to described Current Temperatures Magnitude relationship between temperature, regulates accordingly by the running frequency of described central processing unit, with according to described centre Running frequency after reason device regulation carries out application resource scheduling.
Alternatively, the described reference frequency run according to the described curvature described central processing unit of regulation includes:
When described curvature is more than the first preset curvature value, the reference frequency run by described central processing unit reduces by first Preset value;
When described curvature is less than the second preset curvature value, the reference frequency run by described central processing unit raises second Preset value;Described second preset curvature value is less than described first preset curvature value.
Alternatively, when described current operation frequency is more than described reference frequency, according to described Current Temperatures with preset Magnitude relationship between kernel closing temperature, regulates accordingly by the running frequency of described central processing unit, with according to institute State central processing unit regulation after running frequency carry out application resource scheduling include:
When described current operation frequency is more than described reference frequency, and described Current Temperatures reaches described kernel closing temperature The first preset percentage time, the running frequency of described central processing unit is reduced to described reference frequency;
Obtain the new temperature of described kernel, when described new temperature reduces to the second preset percentage of described kernel closing temperature Time, the running frequency of described central processing unit is heightened predeterminated frequency value every the second Preset Time.
Alternatively, in the interior nuclear temperature at the appointed time section of described acquisition mobile terminal central processing unit the curvature of change it Before include:
The total amount consumed of described mobile terminal resource is obtained, when described total amount consumed is more than presetting every the 3rd Preset Time During consumption, obtain the temperature in described kernel at the appointed time section.
Alternatively, include before the described reference frequency regulating the operation of described central processing unit according to described curvature:
3rd preset percentage of the maximum frequency of operation of described central processing unit is set as described reference frequency.
Embodiment of the present invention mobile terminal is by the curvature of change in the interior nuclear temperature at the appointed time section of central processing unit After the reference frequency running central processing unit is adjusted, the current fortune of central processing unit will be obtained every the first Preset Time Line frequency compares with reference frequency, and the Current Temperatures obtaining kernel compares with preset kernel closing temperature Relatively, according to comparative result, the running frequency of central processing unit is adjusted so that mobile terminal can according to regulation after in The running frequency of central processor carries out scheduling of resource.Achieve interior nuclear temperature to fluctuate in proper range, it is ensured that mobile terminal All kernels all in work, improve resource utilization and the service life of mobile terminal.
Accompanying drawing explanation
Fig. 1 is the hardware architecture diagram realizing each one optional mobile terminal of embodiment of the present invention;
Fig. 2 is the radio communication device schematic diagram of mobile terminal as shown in Figure 1;
Fig. 3 is the high-level schematic functional block diagram of resource scheduling device one embodiment of the present invention;
Fig. 4 is the curvature that nuclear temperature changes in different time sections in the present invention;
Fig. 5 is the high-level schematic functional block diagram of another embodiment of resource scheduling device of the present invention;
Fig. 6 is the schematic flow sheet of resource regulating method one embodiment of the present invention;
Fig. 7 is the schematic flow sheet of another embodiment of resource regulating method of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing.In follow-up description, use For representing the suffix explanation only for the beneficially present invention of such as " module ", " parts " or " unit " of element, itself Not specific meaning.Therefore, " module " can mixedly use with " parts ".
Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can include such as moving The mobile terminal of phone, notebook computer, PDA (personal digital assistant), PAD (panel computer), guider etc. and all Fixed terminal such as numeral TV, desk computer etc..Hereinafter it is assumed that terminal is mobile terminal.But, those skilled in the art It will be appreciated that, in addition to the element except being used in particular for mobile purpose, structure according to the embodiment of the present invention also is able to should Terminal for fixed type.
Fig. 1 is the hardware architecture diagram realizing each one optional mobile terminal of embodiment of the present invention.
Mobile terminal 100 can include wireless communication unit 110, interface unit 120, user input unit 130, output list Unit 140, memorizer 150, controller 160 and power subsystem 170 etc..Fig. 1 shows the mobile terminal with various assembly, but It is to it should be understood that, it is not required that implement all assemblies illustrated.Can alternatively implement more or less of assembly.Will under Face describes the element of mobile terminal in detail.
Wireless communication unit 110 generally includes one or more assembly, and it allows mobile terminal 100 and radio communication device Or the radio communication between network.Such as, wireless communication unit can include mobile communication module 111, wireless Internet mould At least one in block 112 and short range communication module 113.
Mobile communication module 111 sends radio signals to base station (such as, access point, node B etc.), exterior terminal And in server at least one and/or receive from it radio signal.Such radio signal can include that voice leads to Words signal, video calling signal or the various types of data sending according to text and/or Multimedia Message and/or receiving.
Wireless Internet module 112 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.This module can be internally or externally It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by this module can include WLAN (WLAN) (Wi-Fi), Wibro (WiMAX), Wimax (worldwide interoperability for microwave access), HSDPA (high-speed downlink packet access) etc..
Short range communication module 113 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant ToothTM, RF identification (RFID), Infrared Data Association (IrDA), ultra broadband (UWB), purple honeybeeTMEtc..
User input unit 130 can generate key input data to control each of mobile terminal according to the order of user's input Plant operation.User input unit 130 allows user to input various types of information, and can include keyboard, metal dome, triggering Plate (such as, detection due to touched and cause resistance, pressure, the sensitive component of change of electric capacity etc.), roller, rocking bar etc. Deng.Especially, when trigger board is superimposed upon on display unit 141 as a layer, triggering screen can be formed.
Interface unit 120 is used as at least one external device (ED) and is connected, with mobile terminal 100, the interface that can pass through.Such as, External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing Line FPDP, memory card port, for connect have the port of device of identification module, audio frequency input/output (I/O) end Mouth, video i/o port, ear port etc..Identification module can be that storage is for verifying that user uses each of mobile terminal 100 Kind of information and subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) can be included Etc..It addition, the device (hereinafter referred to as " identification device ") with identification module can be to take the form of smart card, therefore, know Other device can be connected with mobile terminal 100 via port or other attachment means.Interface unit 120 may be used for receive from The input (such as, data message, electric power etc.) of external device (ED) and the input received is transferred in mobile terminal 100 One or more elements or may be used between mobile terminal and external device (ED) transmit data.
It addition, when mobile terminal 100 is connected with external base, interface unit 120 can serve as allowing electricity by it Power provides the path of mobile terminal 100 from base or can serve as allowing from the various command signals of base input by it It is transferred to the path of mobile terminal.May serve as identifying that mobile terminal is from various command signals or the electric power of base input The no signal being accurately fitted within base.Output unit 140 is configured to provide defeated with vision, audio frequency and/or tactile manner Go out signal (such as, audio signal, video signal, vibration signal etc.).
Output unit 140 can include that display unit 141, display unit 141 may be displayed in mobile terminal 100 and process Information.Such as, when mobile terminal 100 is in telephone calling model, display unit 141 can show and lead to call or other Believe user interface (UI) or graphic user interface that (such as, text messaging, multimedia file download etc.) is relevant (GUI).When mobile terminal 100 is in video calling pattern or image capture mode, display unit 141 can show capture Image and/or the image of reception, UI or GUI illustrating video or image and correlation function etc..
Meanwhile, when display unit 141 and trigger board the most superposed on one another with formed trigger screen time, display unit 141 can serve as input equipment and output device.Display unit 141 can include liquid crystal display (LCD), thin film transistor (TFT) In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least A kind of.Some in these display may be constructed such that transparence is watched from outside with permission user, and this is properly termed as transparent Display, typical transparent display can for example, TOLED (transparent organic light emitting diode) display etc..According to specific The embodiment wanted, mobile terminal 100 can include two or more display units (or other display device), such as, move Dynamic terminal can include outernal display unit (not shown) and inner display unit (not shown).Trigger screen and can be used for detection triggering Input pressure and triggering input position and triggering input area.
Memorizer 150 can store the process performed by controller 160 and the software program controlling operation etc., or can Temporarily to store the data (such as, telephone directory, message, still image, video etc.) that oneself maybe will export through output.And And, memorizer 150 can with storage about when trigger be applied to trigger screen time the vibration of various modes of output and audio signal Data.
Memorizer 150 can include that the storage medium of at least one type, described storage medium include flash memory, hard disk, many Media card, card-type memorizer (such as, SD or DX memorizer etc.), random access storage device (RAM), static random-access store Device (SRAM), read only memory (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory (PROM), magnetic storage, disk, CD etc..And, mobile terminal 100 can be connected execution memorizer with by network The network storage device cooperation of the storage function of 150.
Controller 160 generally controls the overall operation of mobile terminal.Such as, controller 160 performs and voice call, data Control that communication, video calling etc. are relevant and process.It addition, controller 160 can include for reproducing (or playback) many matchmakers The multi-media module 161 of volume data, multi-media module 161 can construct in controller 160, or it is so structured that with control Device 160 separates.Controller 160 can perform pattern recognition process, will trigger the handwriting input or picture performed on screen Draw input and be identified as character or image.
Power subsystem 170 receives external power or internal power under the control of controller 160 and provides operation each unit Suitable electric power needed for part and assembly.
Various embodiment described herein can be to use such as computer software, hardware or its any combination of calculating Machine computer-readable recording medium is implemented.Implementing for hardware, embodiment described herein can be by using application-specific IC (ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can Program gate array (FPGA), processor, controller, microcontroller, microprocessor, be designed to perform function described herein At least one in electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 160. Software is implemented, the embodiment of such as process or function can with allow to perform the single of at least one function or operation Software module is implemented.Software code can be come by the software application (or program) write with any suitable programming language Implementing, software code can be stored in memorizer 150 and be performed by controller 160.
So far, oneself is through describing mobile terminal according to its function.Below, for the sake of brevity, will describe such as folded form, Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc. is as showing Example.Therefore, the present invention can be applied to any kind of mobile terminal, and is not limited to slide type mobile terminal.
As shown in Figure 1 mobile terminal 100 may be constructed such that utilize via frame or packet transmission data all if any Line and radio communication device and satellite-based communicator operate.
The communicator being wherein operable to according to the mobile terminal of the present invention is described referring now to Fig. 2.
Such communicator can use different air interfaces and/or physical layer.Such as, communicator use Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications dress Put (UMTS) (especially, Long Term Evolution (LTE)), global mobile communication device (GSM) etc..As non-limiting example, under The description in face relates to cdma communication device, but such teaching is equally applicable to other type of device.
With reference to Fig. 2, cdma wireless communication device can include multiple mobile terminal 100, multiple base station (BS) 270, base station Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN) 290 form interface.MSC280 is also structured to and the BSC275 formation interface that can be couple to base station 270 via back haul link. If back haul link can construct according to any one in the interface that Ganji knows, described interface includes such as E1/T1, ATM, IP, PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that device as shown in Figure 2 can include multiple BSC275.
Each BS270 can service one or more subregion (or region), by multidirectional antenna or the sky of sensing specific direction Each subregion that line covers is radially away from BS270.Or, each subregion can be by for two or more of diversity reception Antenna covers.Each BS270 may be constructed such that support multiple frequencies distribution, and the distribution of each frequency has specific frequency spectrum (such as, 1.25MHz, 5MHz etc.).
Intersecting that subregion and frequency are distributed can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver Device (BTS) or other equivalent terms.In this case, term " base station " may be used for broadly representing single BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or, each subregion of specific BS270 can be claimed For multiple cellular stations.
As shown in Figure 2, broadcast singal is sent in device the mobile terminal operated by broadcsting transmitter (BT) 295 100.In fig. 2 it is shown that several global pick devices (GPS) satellite 300.Satellite 300 helps to position multiple mobile terminals 100 In at least one.
In fig. 2, depict multiple satellite 300, but it is understood that, it is possible to use any number of satellite obtains Useful location information.Substitute GPS tracking technique or outside GPS tracking technique, it is possible to use mobile terminal can be followed the tracks of Other technology of position.Pass it addition, at least one gps satellite 300 can optionally or additionally process satellite dmb Defeated.
As a typical operation of radio communication device, BS270 receives the reverse link from various mobile terminals 100 Signal.Mobile terminal 100 generally participates in call, information receiving and transmitting communicates with other type of.Certain base station 270 receive each instead Processed in specific BS270 to link signal.The data obtained are forwarded to the BSC275 being correlated with.BSC provides call Resource distribution and the mobile management function of the coordination of soft switching process included between BS270.The number that BSC275 also will receive According to being routed to MSC280, it provides the extra route service for forming interface with PSTN290.Similarly, PSTN290 with MSC280 forms interface, MSC Yu BSC275 forms interface, and BSC275 correspondingly controls BS270 with by forward link signals It is sent to mobile terminal 100.
Based on above-mentioned mobile terminal hardware configuration, the structure of communicator, each embodiment of the inventive method is proposed.
As shown in Figure 3, it is shown that one resource scheduling device first embodiment of the present invention.The scheduling of resource dress of this embodiment Put and include:
Curvature acquisition module 10, change in the interior nuclear temperature at the appointed time section obtaining mobile terminal central processing unit Curvature;
In the present embodiment, can being configured according to actual needs of the type of mobile terminal, such as, mobile terminal mobile phone, Ipad etc..This mobile terminal includes resource scheduling device, mobile terminal use during, mobile terminal central processing unit At different usage time intervals, interior nuclear temperature may be there is and present different changes in interior nuclear temperature.Such as, in the first paragraph time In, user uses mobile terminal reading documents, and now the power consumption of mobile terminal is relatively low, and the interior nuclear temperature of central processing unit is relatively low. And within the second time period, user uses mobile terminal to play game, the power consumption of mobile terminal is higher, the kernel temperature of central processing unit Spend higher.
The reference frequency run central processing unit for convenience is adjusted, and in one embodiment, mobile terminal can be every Every certain time, detect the central processing unit interior nuclear temperature within certain period of time period, and according to the kernel within this period of time period Temperature obtains the curvature of kernel variations in temperature.In another embodiment, detection central processing unit is being specified in case of need Interior nuclear temperature in time period, such as, when running of mobile terminal is in the case of browsing pictures, and the consumption of mobile terminal resource is total Measure less, now need not obtain the curvature of kernel variations in temperature;When running of mobile terminal is in the case of scene of game, mobile The total amount consumed of terminal resource is more, now needs to obtain the curvature of kernel variations in temperature.Then curvature acquisition module 10 basis Interior nuclear temperature within this appointment time period, obtains this and specifies the curvature of kernel variations in temperature in time period.
As shown in Figure 4, in Fig. 4, transverse axis is the time to the curvature that interior nuclear temperature changes in different time sections, and the longitudinal axis is kernel Temperature, the curvature that k1, k2, k3 and k4 change in representing different time sections respectively, wherein, and k1 > k2 > k3 > k4, kernel variations in temperature Curvature the biggest, show interior nuclear temperature rise the fastest, arrive kernel closing temperature time point the shortest.Otherwise, interior nuclear temperature becomes The curvature changed is the least, shows that interior nuclear temperature rises the slowest, and the time point arriving kernel closedown is the longest.
Reference frequency adjustment module 20, for regulating, according to described curvature, the reference frequency that described central processing unit runs;
In the present embodiment, the reference frequency that central processing unit runs can be to run according to the reference frequency of acquiescence, it is possible to Pre-set the reference frequency that central processing unit runs.Alternatively, preset the 3rd of the maximum frequency of operation of central processing unit the Percentage ratio is set as reference frequency, and the 3rd preset percentage may be configured as 80%, it is also possible to be flexible as the case may be Arrange.Such as, when mobile terminal is to support 8 core central processing units, and the maximum frequency of operation of single central processing unit is 2000Hz Time, the reference frequency of central processing unit is set as 2000Hz*80%=1600Hz.
Obtaining in interior nuclear temperature at the appointed time section after the curvature of change above-mentioned, reference frequency adjustment module 20 is to curvature Size judge, according to judged result regulation central processing unit reference frequency.Such as, if curvature is in receivable interval In [a, b], then it is assumed that in the reasonable scope, it is not necessary to reference frequency is adjusted;If curvature is more than b, then central processing unit Reference frequency be set as on the basis of current operation frequency declining the x% of current operation frequency;If curvature is less than a, then in The reference frequency of central processor is set as on the basis of current operation frequency increasing the y% of current operation frequency.Need explanation , central processing unit operates under reference frequency, and mobile terminal all kernels are all in work, it is to avoid the wave of kernel resources Take.The concrete value of a, b, x and y can be configured according to practical situation.
Frequency and temperature acquisition module 30, for obtaining the current operation of described central processing unit every the first Preset Time Frequency and the Current Temperatures of described kernel;
After the reference frequency running central processing unit is adjusted, carry out application resource tune to meet mobile terminal Degree needs, and mobile terminal all kernels all work in the case of, interior nuclear temperature will not be too high, now needs root According to current operation frequency and the Current Temperatures of kernel of central processing unit, the running frequency of central processing unit is adjusted.First First, frequency and temperature acquisition module 30 obtain the current operation frequency of central processing unit and working as of kernel every the first Preset Time Front temperature, this first Preset Time can be arranged as the case may be and flexibly.
Running frequency adjustment module 40, for when described current operation frequency is more than described reference frequency, according to described Magnitude relationship between Current Temperatures and preset kernel closing temperature, is carried out the running frequency of described central processing unit accordingly Regulation, with according to described central processing unit regulate after running frequency carry out application resource scheduling.
In the present embodiment, mobile terminal presets kernel closing temperature, when the temperature of kernel reaches kernel closing temperature, Corresponding central processing unit can cut out, prevent interior nuclear temperature from continuing to rise.Obtaining the current operation of central processing unit After the Current Temperatures of frequency and kernel, running frequency adjustment module 40 is by the current operation frequency of central processing unit and said reference Carry out the comparison of magnitude relationship between frequency, will carry out between Current Temperatures and the preset kernel closing temperature of kernel meanwhile The comparison of magnitude relationship, is adjusted the running frequency of central processing unit according to both comparative results, to reach the most flat Weighing apparatus.Such as, if current operation frequency is more than reference frequency, and when the Current Temperatures of kernel reaches kernel closing temperature soon, reduce The running frequency of central processing unit, until temperature drops to certain scope;When the Current Temperatures of kernel is less than certain value, the most currently When difference comparsion between temperature and kernel closing temperature is big, improve the running frequency of central processing unit, allow system process more Task.So can not only ensure that the kernel of mobile terminal all central processing units is all working, interior nuclear temperature is at suitable model Enclose interior fluctuation, and make mobile terminal can carry out application resource scheduling according to the running frequency of central processing unit.Now real Having showed the impact of the temperature considering the running frequency of central processing unit and kernel, the software and hardware resources of system can obtain relatively High usage, has also taken into account the aspects such as power consumption, heating and mobile terminal performance simultaneously, has improved the routine processes ability of mobile terminal And response speed, improve Consumer's Experience.
Below it is illustrated, it is assumed that terminal is to support 8 core central processing units, and the kernel of each central processing unit is closed Temperature is 60 DEG C, and the maximum frequency of operation of single central processing unit is 2000Hz, the reference frequency that central processing unit runs is set It is set to 1600Hz, central processing unit 8 core standard-sized sheet.When under running of mobile terminal is at scene of game, mobile terminal is according to kernel temperature Spend after the reference frequency that central processing unit runs is adjusted to 1500Hz by the curvature of change at the appointed time section, acquisition centre The current operation frequency of reason device is 1700Hz, and the Current Temperatures of kernel is 55 DEG C.Then by the current fortune of central processing unit Line frequency compares with reference frequency, is compared with preset kernel closing temperature by the Current Temperatures of kernel simultaneously.This Time, the current operation frequency 1700Hz of central processing unit is more than reference frequency 1500Hz, and the Current Temperatures of kernel 55 DEG C is more than The 90% of kernel closing temperature, then be reduced to 1500Hz by the running frequency of central processing unit.Interior nuclear temperature can gradually under Fall, is down to the 80% of kernel closing temperature, when being i.e. down to 48 DEG C at a temperature of kernel, by the fortune of central processing unit at a temperature of kernel Line frequency is slowly raised by 1500Hz, such as, raises 50Hz every 1 minute, when the current operation frequency of central processing unit is more than Reference frequency, and when the Current Temperatures of kernel is more than kernel closing temperature, the running frequency of central processing unit is reduced to benchmark Frequency, so moves in circles.Make mobile terminal central processing unit can on the basis of frequency 1500Hz frequency, carry out frequency Float, it is ensured that all kernels are all in work, it is also possible on the basis of being guaranteed in the existing software and hardware resources of mobile terminal, take into account Power consumption, performance etc., improve the routine processes ability of terminal, response speed, improves the satisfaction that mobile terminal is used by user.
Embodiment of the present invention mobile terminal is by the curvature of change in the interior nuclear temperature at the appointed time section of central processing unit After the reference frequency running central processing unit is adjusted, the current fortune of central processing unit will be obtained every the first Preset Time Line frequency compares with reference frequency, and the Current Temperatures obtaining kernel compares with preset kernel closing temperature Relatively, according to comparative result, the running frequency of central processing unit is adjusted so that mobile terminal can according to regulation after in The running frequency of central processor carries out scheduling of resource.Achieve interior nuclear temperature to fluctuate in proper range, it is ensured that mobile terminal All kernels all in work, improve resource utilization and the service life of mobile terminal.
Further, based on above-mentioned resource scheduling device first embodiment, it is proposed that resource scheduling device second of the present invention Embodiment, the present embodiment with the difference of resource scheduling device first embodiment of the present invention is, said reference frequency in the present embodiment Adjustment module 20 is additionally operable to, when described curvature is more than the first preset curvature value, and the benchmark frequency that described central processing unit is run Rate reduces the first preset value;When described curvature is less than the second preset curvature value, the benchmark frequency that described central processing unit is run Rate raises the second preset value;Described second preset curvature value is less than described first preset curvature value.
In the present embodiment, after setting the reference frequency that central processing unit runs, reference frequency adjustment module 20 is in basis During the reference frequency that the curvature regulation central processing unit of kernel variations in temperature runs, in order to reference frequency is carried out Accurately regulation, can pre-set the mapping relations between curvature interval and the reference frequency amplitude of accommodation, becomes obtaining interior nuclear temperature After the curvature changed, curvature is mated with the curvature interval preset, determine that the curvature at this curvature place is interval, according to curvature district Between with the mapping relations of the reference frequency amplitude of accommodation, according to the amplitude of accommodation corresponding with this curvature interval, reference frequency is adjusted Joint.Such as, curvature being divided into three curvature intervals, first curvature interval is that curvature k is less than curvature a, corresponding benchmark frequency The rate amplitude of accommodation is for declining the first predeterminated frequency value;Second curvature interval is that curvature k is more than curvature a and less than curvature b, correspondence The reference frequency amplitude of accommodation be zero;3rd curvature interval is that curvature k is more than curvature b, the corresponding reference frequency amplitude of accommodation For raising the second predeterminated frequency value.
Specifically, when the curvature of kernel variations in temperature is more than the first preset curvature value, illustrate that in now, nuclear temperature rises Comparatively fast, the time arriving kernel closing temperature is shorter, and reference frequency adjustment module 20 needs the benchmark run by central processing unit Frequency reduces the first preset value, to increase the time arriving kernel closing temperature.This first preset curvature value and the first preset value Can arrange as the case may be and flexibly.Such as, the first preset value may be configured as the 10 of current base frequency, or is Fixing 100Hz etc..When the curvature of kernel variations in temperature is less than the second preset curvature value, illustrate that in now, nuclear temperature rises relatively Slowly, the time arriving kernel closing temperature is longer, the reference frequency that central processing unit can be run by reference frequency adjustment module 20 Raise the second preset value, allow system process more task, improve resource utilization.First preset curvature value is preset more than second Curvature value, this second preset curvature value and the second preset value can arrange as the case may be and flexibly, and the second preset value can be arranged For consistent with the first preset value or inconsistent.When the curvature of kernel variations in temperature is less than or equal to the first preset curvature value, and greatly In or equal to the second preset curvature value time, it is not necessary to central processing unit run reference frequency be adjusted.
The present embodiment is carried out by the curvature according to kernel variations in temperature, the reference frequency running central processing unit accordingly Regulation so that all kernels are all in work, it is to avoid the waste of kernel resources.And ensure that running of mobile terminal is in different merits Under the application of consumption, (such as, play game, reading etc.) corresponding reference frequency is set, makes interior nuclear temperature fluctuate in proper range, Improve resource utilization and the service life of mobile terminal.
Further, based on above-mentioned resource scheduling device first embodiment, it is proposed that resource scheduling device the 3rd of the present invention Embodiment, the present embodiment with the difference of resource scheduling device first embodiment of the present invention is, above-mentioned running frequency in the present embodiment Adjustment module 40 includes:
First regulation unit, for being more than described reference frequency when described current operation frequency, and described Current Temperatures reaches During to the first preset percentage of described kernel closing temperature, the running frequency of described central processing unit is reduced to described benchmark Frequency;
Second regulation unit, for obtaining the new temperature of described kernel, reduces to described kernel when described new temperature and closes temperature During the second preset percentage spent, the running frequency of described central processing unit is heightened predeterminated frequency every the second Preset Time Value.
In the present embodiment, mobile terminal is during being adjusted the running frequency of central processing unit, by centre The current operation frequency of reason device compares with reference frequency, meanwhile, with preset kernel, the Current Temperatures of kernel is closed temperature Degree compares, if current operation frequency is more than reference frequency, and Current Temperatures reaches the first of kernel closing temperature and presets hundred Proportion by subtraction, illustrates that the Current Temperatures of kernel reaches kernel closing temperature soon, and now the first regulation unit is by the operation of central processing unit Frequency is reduced to reference frequency, so that interior nuclear temperature can be gradually reduced.First preset percentage of this kernel closing temperature can set Being set to the 90% of kernel closing temperature, certainly, the first preset percentage is configured also dependent on practical situation.If currently running Frequency is less than or equal to reference frequency, or Current Temperatures is not up to the first preset percentage of kernel closing temperature, then need not Be adjusted the running frequency of central processing unit, i.e. central processing unit maintains current running frequency.
After the running frequency of regulation central processing unit, obtain the new temperature of kernel, reduce to kernel when this new temperature and close During the second preset percentage of temperature, illustrate that the temperature difference between Current Temperatures and kernel closing temperature is relatively big, the second regulation unit The running frequency of central processing unit is heightened predeterminated frequency value every the second Preset Time, slowly to improve the fortune of central processing unit Line frequency, allows system process more task.Second preset percentage of this kernel closing temperature may be configured as kernel and closes temperature The 80% of degree, certainly, the first preset percentage is configured also dependent on practical situation.Second Preset Time and predeterminated frequency value It is configured also dependent on practical situation, such as, raised 50Hz every 1 minute.When the current operation frequency of central processing unit is big In reference frequency, and when the Current Temperatures of kernel is more than kernel closing temperature, the running frequency of central processing unit is reduced to base Quasi-frequency, so moves in circles.
If it is understood that can also be that current operation frequency is closed less than kernel more than reference frequency, Current Temperatures The temperature difference between temperature, and Current Temperatures and kernel closing temperature is less than when presetting the temperature difference, by the running frequency of central processing unit Reducing predeterminated frequency, this default temperature difference and predeterminated frequency can be configured according to practical situation, it is also possible to the default temperature difference divided Interval for multiple temperature difference, the corresponding different predeterminated frequency in each temperature difference interval.
The present embodiment is according to the magnitude relationship between current operation frequency and reference frequency, and Current Temperatures is closed with kernel Magnitude relationship between temperature, regulates accordingly to the running frequency of central processing unit, can not only ensure mobile terminal The kernel of all central processing units is all in work, and interior nuclear temperature fluctuates in proper range, and considers central processing unit Running frequency and the impact of temperature of kernel, taken into account the aspects such as power consumption, heating and performance, improve the resource of mobile terminal Utilization rate, response speed and service life.
Further, as it is shown in figure 5, based on above-mentioned resource scheduling device first embodiment, it is proposed that resource of the present invention is adjusted Degree device the 4th embodiment, the present embodiment is to add process mould with the difference of resource scheduling device first embodiment of the present invention Block 50, in the present embodiment, above-mentioned resource scheduling device includes:
Curvature acquisition module 10, change in the interior nuclear temperature at the appointed time section obtaining mobile terminal central processing unit Curvature;
Reference frequency adjustment module 20, for regulating, according to described curvature, the reference frequency that described central processing unit runs;
Frequency and temperature acquisition module 30, for obtaining the current operation of described central processing unit every the first Preset Time Frequency and the Current Temperatures of described kernel;
Running frequency adjustment module 40, for when described current operation frequency is more than described reference frequency, according to described Magnitude relationship between Current Temperatures and preset kernel closing temperature, is carried out the running frequency of described central processing unit accordingly Regulation, with according to described central processing unit regulate after running frequency carry out application resource scheduling.
Processing module 50, for obtaining the total amount consumed of described mobile terminal resource, when described every the 3rd Preset Time Total amount consumed, more than when presetting consumption, obtains the temperature in described kernel at the appointed time section.
Hereinafter only difference to the present embodiment with resource scheduling device first embodiment of the present invention illustrates, other modules Can refer to the specific descriptions of first embodiment, do not repeat them here.
In the present embodiment, mobile terminal can be in the case of the total amount consumed of resource be higher, and in just obtaining, nuclear temperature is referring to Temperature in the section of fixing time, enters according to the reference frequency that central processing unit is run by the curvature of the variations in temperature in this period Row regulation.Specifically, first, mobile terminal calls processing module 50 and obtains the total amount consumed of resource every the 3rd Preset Time, And the total amount consumed of resource is compared with default consumption, the 3rd Preset Time and default consumption can be according to concrete feelings Condition and arrange flexibly.When total amount consumed is more than when presetting consumption, illustrate that the consumed resource that now mobile terminal is current is relatively big, System needs to process more task, and processing module obtains the temperature in kernel at the appointed time section, in order to mobile terminal according to In this appointment time period, the curvature of variations in temperature regulates the reference frequency that central processing unit runs, and this appointment time period may be configured as Detect that the total amount consumed of resource is more than in a period of time when presetting consumption.When total amount consumed consumes less than or equal to presetting During amount, illustrate that the total amount consumed of mobile terminal resource is less, now need not obtain the curvature of kernel variations in temperature to centre The reference frequency that reason device runs is adjusted.
The present embodiment mobile terminal, when the total amount consumed of resource is more than default consumption, just needs to obtain kernel and is specifying Temperature in time period, in order to the reference frequency of central processing unit is entered by the curvature obtaining the variations in temperature in this appointment time period Row regulation, improves the reasonability of the curvature of the interior change of nuclear temperature at the appointed time section in obtaining, and adjusts reference frequency Joint accuracy.
Accordingly, proposing one mobile terminal of the present invention, this mobile terminal includes the resource scheduling device of said structure, should The operation principle of resource scheduling device and implementation can refer to the embodiment of Fig. 3 to Fig. 5 and correspondence thereof, contain institute therein Having technical characteristic, therefore not to repeat here.This mobile terminal can be mobile phone, iPad etc..In mobile terminal embodiment of the present invention, due to There is above-mentioned mobile terminal by the curvature of change in the interior nuclear temperature at the appointed time section of central processing unit to central processing unit After the reference frequency run is adjusted, current operation frequency and the benchmark of central processing unit will be obtained every the first Preset Time Frequency compares, and the Current Temperatures obtaining kernel compares, according to comparing knot with preset kernel closing temperature The running frequency of central processing unit is adjusted by fruit so that mobile terminal can be according to the operation of the central processing unit after regulation Frequency carries out scheduling of resource.Achieve interior nuclear temperature to fluctuate in proper range, it is ensured that all kernels of mobile terminal are all in work Make, improve resource utilization and the service life of mobile terminal.
Accordingly, as shown in Figure 6, one resource regulating method first embodiment of the present invention is proposed.The present embodiment resource is adjusted Degree method is corresponding with above-mentioned resource scheduling device first embodiment, and the resource regulating method of this embodiment includes:
Step S10, the interior curvature changed of interior nuclear temperature at the appointed time section of acquisition mobile terminal central processing unit;
In the present embodiment, can being configured according to actual needs of the type of mobile terminal, such as, mobile terminal mobile phone, Ipad etc..This mobile terminal includes resource scheduling device, mobile terminal use during, mobile terminal central processing unit At different usage time intervals, interior nuclear temperature may be there is and present different changes in interior nuclear temperature.Such as, in the first paragraph time In, user uses mobile terminal reading documents, and now the power consumption of mobile terminal is relatively low, and the interior nuclear temperature of central processing unit is relatively low. And within the second time period, user uses mobile terminal to play game, the power consumption of mobile terminal is higher, the kernel temperature of central processing unit Spend higher.
The reference frequency run central processing unit for convenience is adjusted, and in one embodiment, mobile terminal can be every Every certain time, detect the central processing unit interior nuclear temperature within certain period of time period, and according to the kernel within this period of time period Temperature obtains the curvature of kernel variations in temperature.In another embodiment, detection central processing unit is being specified in case of need Interior nuclear temperature in time period, such as, when running of mobile terminal is in the case of browsing pictures, and the consumption of mobile terminal resource is total Measure less, now need not obtain the curvature of kernel variations in temperature;When running of mobile terminal is in the case of scene of game, mobile The total amount consumed of terminal resource is more, now needs to obtain the curvature of kernel variations in temperature.Then according in this appointment time period In interior nuclear temperature, obtain this and specify the curvature of kernel variations in temperature in time period.
As shown in Figure 4, in Fig. 4, transverse axis is the time to the curvature that interior nuclear temperature changes in different time sections, and the longitudinal axis is kernel Temperature, the curvature that k1, k2, k3 and k4 change in representing different time sections respectively, wherein, and k1 > k2 > k3 > k4, kernel variations in temperature Curvature the biggest, show interior nuclear temperature rise the fastest, arrive kernel closing temperature time point the shortest.Otherwise, interior nuclear temperature becomes The curvature changed is the least, shows that interior nuclear temperature rises the slowest, and the time point arriving kernel closedown is the longest.
Step S20, the reference frequency run according to the described curvature described central processing unit of regulation;
In the present embodiment, the reference frequency that central processing unit runs can be to run according to the reference frequency of acquiescence, it is possible to Pre-set the reference frequency that central processing unit runs.Alternatively, preset the 3rd of the maximum frequency of operation of central processing unit the Percentage ratio is set as reference frequency, and the 3rd preset percentage may be configured as 80%, it is also possible to be flexible as the case may be Arrange.Such as, when mobile terminal is to support 8 core central processing units, and the maximum frequency of operation of single central processing unit is 2000Hz Time, the reference frequency of central processing unit is set as 2000Hz*80%=1600Hz.
, the size of curvature is judged, root after the curvature of change above-mentioned obtain in interior nuclear temperature at the appointed time section It is judged that the reference frequency of result regulation central processing unit.Such as, if curvature is in receivable interval [a, b], then it is assumed that In zone of reasonableness, it is not necessary to reference frequency is adjusted;If curvature is more than b, then the reference frequency of central processing unit is set as The x% of current operation frequency is declined on the basis of current operation frequency;If curvature is less than a, then the benchmark frequency of central processing unit Rate is set as on the basis of current operation frequency increasing the y% of current operation frequency.It should be noted that central processing unit fortune Row is under reference frequency, and mobile terminal all kernels are all in work, it is to avoid the waste of kernel resources.A, b, x and y specifically take Value can be configured according to practical situation.
Step S30, obtain the current operation frequency of described central processing unit and described kernel every the first Preset Time Current Temperatures;
After the reference frequency running central processing unit is adjusted, carry out application resource tune to meet mobile terminal Degree needs, and mobile terminal all kernels all work in the case of, interior nuclear temperature will not be too high, now needs root According to current operation frequency and the Current Temperatures of kernel of central processing unit, the running frequency of central processing unit is adjusted.First First, mobile terminal obtains current operation frequency and the Current Temperatures of kernel of central processing unit every the first Preset Time, and this is the years old One Preset Time can be arranged as the case may be and flexibly.
Step S40, when described current operation frequency more than described reference frequency time, according to described Current Temperatures with preset Magnitude relationship between kernel closing temperature, regulates accordingly by the running frequency of described central processing unit, with according to institute State the running frequency after central processing unit regulation and carry out application resource scheduling.
In the present embodiment, mobile terminal presets kernel closing temperature, when the temperature of kernel reaches kernel closing temperature, Corresponding central processing unit can cut out, prevent interior nuclear temperature from continuing to rise.Obtaining the current operation of central processing unit After the Current Temperatures of frequency and kernel, mobile terminal will enter between current operation frequency and the said reference frequency of central processing unit The comparison of row magnitude relationship, meanwhile, will carry out magnitude relationship between Current Temperatures and the preset kernel closing temperature of kernel Relatively, according to both comparative results, the running frequency of central processing unit is adjusted, to reach dynamic equilibrium.Such as, if Current operation frequency is more than reference frequency, and when the Current Temperatures of kernel reaches kernel closing temperature soon, reduces central processing unit Running frequency, until temperature drops to certain scope;When the Current Temperatures of kernel is less than certain value, i.e. Current Temperatures and kernel When difference comparsion between closing temperature is big, improve the running frequency of central processing unit, allow system process more task.So Can not only ensure that the kernel of mobile terminal all central processing units is all working, interior nuclear temperature fluctuates in proper range, and And make mobile terminal can carry out application resource scheduling according to the running frequency of central processing unit.Now achieve and consider The running frequency of central processing unit and the impact of the temperature of kernel, the software and hardware resources of system can obtain relatively high usage, with Time also taken into account power consumption, heating and the aspect such as mobile terminal performance, improve routine processes ability and the response speed of mobile terminal, Improve Consumer's Experience.
Below it is illustrated, it is assumed that terminal is to support 8 core central processing units, and the kernel of each central processing unit is closed Temperature is 60 DEG C, and the maximum frequency of operation of single central processing unit is 2000Hz, the reference frequency that central processing unit runs is set It is set to 1600Hz, central processing unit 8 core standard-sized sheet.When under running of mobile terminal is at scene of game, mobile terminal is according to kernel temperature Spend after the reference frequency that central processing unit runs is adjusted to 1500Hz by the curvature of change at the appointed time section, acquisition centre The current operation frequency of reason device is 1700Hz, and the Current Temperatures of kernel is 55 DEG C.Then by the current fortune of central processing unit Line frequency compares with reference frequency, is compared with preset kernel closing temperature by the Current Temperatures of kernel simultaneously.This Time, the current operation frequency 1700Hz of central processing unit is more than reference frequency 1500Hz, and the Current Temperatures of kernel 55 DEG C is more than The 90% of kernel closing temperature, then be reduced to 1500Hz by the running frequency of central processing unit.Interior nuclear temperature can gradually under Fall, is down to the 80% of kernel closing temperature, when being i.e. down to 48 DEG C at a temperature of kernel, by the fortune of central processing unit at a temperature of kernel Line frequency is slowly raised by 1500Hz, such as, raises 50Hz every 1 minute, when the current operation frequency of central processing unit is more than Reference frequency, and when the Current Temperatures of kernel is more than kernel closing temperature, the running frequency of central processing unit is reduced to benchmark Frequency, so moves in circles.Make mobile terminal central processing unit can on the basis of frequency 1500Hz frequency, carry out frequency Float, it is ensured that all kernels are all in work, it is also possible on the basis of being guaranteed in the existing software and hardware resources of mobile terminal, take into account Power consumption, performance etc., improve the routine processes ability of terminal, response speed, improves the satisfaction that mobile terminal is used by user.
Embodiment of the present invention mobile terminal is by the curvature of change in the interior nuclear temperature at the appointed time section of central processing unit After the reference frequency running central processing unit is adjusted, the current fortune of central processing unit will be obtained every the first Preset Time Line frequency compares with reference frequency, and the Current Temperatures obtaining kernel compares with preset kernel closing temperature Relatively, according to comparative result, the running frequency of central processing unit is adjusted so that mobile terminal can according to regulation after in The running frequency of central processor carries out scheduling of resource.Achieve interior nuclear temperature to fluctuate in proper range, it is ensured that mobile terminal All kernels all in work, improve resource utilization and the service life of mobile terminal.
Further, based on above-mentioned resource regulating method first embodiment, it is proposed that resource regulating method second of the present invention Embodiment, the present embodiment resource regulating method is corresponding with above-mentioned resource scheduling device the second embodiment, the present embodiment and the present invention The difference of resource regulating method first embodiment is that in the present embodiment, above-mentioned steps S20 includes: when described curvature is pre-more than first If during curvature value, the reference frequency that described central processing unit runs is reduced the first preset value;When described curvature is pre-less than second If during curvature value, the reference frequency that described central processing unit runs is raised the second preset value;Described second preset curvature value is little In described first preset curvature value.
In the present embodiment, after setting the reference frequency that central processing unit runs, mobile terminal is becoming according to interior nuclear temperature During the reference frequency that the curvature regulation central processing unit changed runs, in order to reference frequency is accurately regulated, The mapping relations between curvature interval and the reference frequency amplitude of accommodation can be pre-set, in the curvature obtaining kernel variations in temperature After, curvature is mated with the curvature interval preset, determines that the curvature at this curvature place is interval, the interval and benchmark according to curvature The mapping relations of the frequency amplitude of accommodation, are adjusted reference frequency according to the amplitude of accommodation corresponding with this curvature interval.Such as, Curvature is divided into three curvature intervals, and first curvature interval is that curvature k is less than curvature a, corresponding reference frequency regulation width Degree is for declining the first predeterminated frequency value;Second curvature interval is that curvature k is more than curvature a and less than curvature b, corresponding benchmark frequency The rate amplitude of accommodation is zero;3rd curvature interval be curvature k more than curvature b, the corresponding reference frequency amplitude of accommodation is rising the Two predeterminated frequency values.
Specifically, when the curvature of kernel variations in temperature is more than the first preset curvature value, illustrate that in now, nuclear temperature rises Comparatively fast, the time arriving kernel closing temperature is shorter, needs the reference frequency by central processing unit runs to reduce the first preset value, To increase the time arriving kernel closing temperature.This first preset curvature value and the first preset value can be flexible as the case may be Arrange.Such as, the first preset value may be configured as the 10 of current base frequency, or is fixing 100Hz etc..Work as kernel When the curvature of variations in temperature is less than the second preset curvature value, illustrate that in now, nuclear temperature rises relatively slow, arrives kernel closing temperature Time longer, can by central processing unit run reference frequency raise the second preset value, allow system process more task, carry High resource utilization.First preset curvature value is more than the second preset curvature value, and this second preset curvature value and the second preset value can Arranging as the case may be and flexibly, the second preset value may be configured as consistent with the first preset value or inconsistent.When interior nuclear temperature The curvature of change is less than or equal to the first preset curvature value, and during more than or equal to the second preset curvature value, it is not necessary to central authorities The reference frequency that processor runs is adjusted.
The present embodiment is carried out by the curvature according to kernel variations in temperature, the reference frequency running central processing unit accordingly Regulation so that all kernels are all in work, it is to avoid the waste of kernel resources.And ensure that running of mobile terminal is in different merits Under the application of consumption, (such as, play game, reading etc.) corresponding reference frequency is set, makes interior nuclear temperature fluctuate in proper range, Improve resource utilization and the service life of mobile terminal.
Further, based on above-mentioned resource regulating method first embodiment, it is proposed that resource regulating method the 3rd of the present invention Embodiment, the present embodiment resource regulating method is corresponding with above-mentioned resource scheduling device the 3rd embodiment, the present embodiment and the present invention The difference of resource regulating method first embodiment is that in the present embodiment, above-mentioned steps S40 includes: when described current operation frequency is big In described reference frequency, and when described Current Temperatures reaches the first preset percentage of described kernel closing temperature, in described The running frequency of central processor is reduced to described reference frequency;
Obtain the new temperature of described kernel, when described new temperature reduces to the second preset percentage of described kernel closing temperature Time, the running frequency of described central processing unit is heightened predeterminated frequency value every the second Preset Time.
In the present embodiment, mobile terminal is during being adjusted the running frequency of central processing unit, by centre The current operation frequency of reason device compares with reference frequency, meanwhile, with preset kernel, the Current Temperatures of kernel is closed temperature Degree compares, if current operation frequency is more than reference frequency, and Current Temperatures reaches the first of kernel closing temperature and presets hundred Proportion by subtraction, illustrates that the Current Temperatures of kernel reaches kernel closing temperature soon, now the running frequency of central processing unit is reduced to base Quasi-frequency, so that interior nuclear temperature can be gradually reduced.First preset percentage of this kernel closing temperature may be configured as kernel and closes The 90% of temperature, certainly, the first preset percentage is configured also dependent on practical situation.If current operation frequency less than or etc. In reference frequency, or Current Temperatures is not up to the first preset percentage of kernel closing temperature, then need not central processing unit Running frequency be adjusted, i.e. central processing unit maintains current running frequency.
After the running frequency of regulation central processing unit, obtain the new temperature of kernel, reduce to kernel when this new temperature and close During the second preset percentage of temperature, illustrate that the temperature difference between Current Temperatures and kernel closing temperature is relatively big, by central processing unit Running frequency heighten predeterminated frequency value every the second Preset Time, slowly to improve the running frequency of central processing unit, allow and be System processes more task.Second preset percentage of this kernel closing temperature may be configured as the 80% of kernel closing temperature, when So, the first preset percentage is configured also dependent on practical situation.Second Preset Time and predeterminated frequency value are also dependent on reality Border situation is configured, and such as, raises 50Hz every 1 minute.When the current operation frequency of central processing unit is more than reference frequency, And the Current Temperatures of kernel more than kernel closing temperature time, the running frequency of central processing unit is reduced to reference frequency, so Move in circles.
If it is understood that can also be that current operation frequency is closed less than kernel more than reference frequency, Current Temperatures The temperature difference between temperature, and Current Temperatures and kernel closing temperature is less than when presetting the temperature difference, by the running frequency of central processing unit Reducing predeterminated frequency, this default temperature difference and predeterminated frequency can be configured according to practical situation, it is also possible to the default temperature difference divided Interval for multiple temperature difference, the corresponding different predeterminated frequency in each temperature difference interval.
The present embodiment is according to the magnitude relationship between current operation frequency and reference frequency, and Current Temperatures is closed with kernel Magnitude relationship between temperature, regulates accordingly to the running frequency of central processing unit, can not only ensure mobile terminal The kernel of all central processing units is all in work, and interior nuclear temperature fluctuates in proper range, and considers central processing unit Running frequency and the impact of temperature of kernel, taken into account the aspects such as power consumption, heating and performance, improve the resource of mobile terminal Utilization rate, response speed and service life.
Further, as it is shown in fig. 7, based on above-mentioned resource regulating method first embodiment, it is proposed that resource of the present invention is adjusted Degree method the 4th embodiment, the present embodiment resource regulating method is corresponding with above-mentioned resource scheduling device the 4th embodiment, this enforcement Example is to add step S50 with the difference of resource regulating method first embodiment of the present invention, resource regulating method in the present embodiment Including:
Step S50, every the 3rd Preset Time obtain described mobile terminal resource total amount consumed, when described total amount consumed More than when presetting consumption, obtain the temperature in described kernel at the appointed time section;
Step S10, the interior curvature changed of interior nuclear temperature at the appointed time section of acquisition mobile terminal central processing unit;
Step S20, the reference frequency run according to the described curvature described central processing unit of regulation;
Step S30, obtain the current operation frequency of described central processing unit and described kernel every the first Preset Time Current Temperatures;
Step S40, when described current operation frequency more than described reference frequency time, according to described Current Temperatures with preset Magnitude relationship between kernel closing temperature, regulates accordingly by the running frequency of described central processing unit, with according to institute State the running frequency after central processing unit regulation and carry out application resource scheduling.
Hereinafter only difference to the present embodiment with resource regulating method first embodiment of the present invention illustrates, other steps Can refer to the specific descriptions of first embodiment, do not repeat them here.
In the present embodiment, mobile terminal can be in the case of the total amount consumed of resource be higher, and in just obtaining, nuclear temperature is referring to Temperature in the section of fixing time, enters according to the reference frequency that central processing unit is run by the curvature of the variations in temperature in this period Row regulation.Specifically, first, mobile terminal obtains the total amount consumed of resource every the 3rd Preset Time, and by the consumption of resource Total amount compares with default consumption, and the 3rd Preset Time and default consumption can be arranged as the case may be and flexibly. When total amount consumed is more than when presetting consumption, illustrating that the consumed resource that now mobile terminal is current is relatively big, system needs to process More task, the temperature in acquisition for mobile terminal kernel at the appointed time section, in order to mobile terminal is according to this appointment time period The curvature of interior variations in temperature regulates the reference frequency that central processing unit runs, and this appointment time period may be configured as resource being detected Total amount consumed is more than in a period of time when presetting consumption.When total amount consumed is less than or equal to when presetting consumption, illustrate to move The total amount consumed of dynamic terminal resource is less, now need not obtain the base that central processing unit is run by the curvature of kernel variations in temperature Quasi-frequency is adjusted.
The present embodiment mobile terminal, when the total amount consumed of resource is more than default consumption, just needs to obtain kernel and is specifying Temperature in time period, in order to the reference frequency of central processing unit is entered by the curvature obtaining the variations in temperature in this appointment time period Row regulation, improves the reasonability of the curvature of the interior change of nuclear temperature at the appointed time section in obtaining, and adjusts reference frequency Joint accuracy.
Through the above description of the embodiments, those skilled in the art is it can be understood that arrive above-described embodiment side Method can add the mode of required general hardware platform by software and realize, naturally it is also possible to by hardware, but a lot of in the case of The former is more preferably embodiment.Based on such understanding, prior art is done by technical scheme the most in other words The part going out contribution can embody with the form of software product, and this computer software product is stored in a storage medium In (such as ROM/RAM, magnetic disc, CD), including some instructions with so that a station terminal equipment (can be mobile phone, computer, take Business device, air-conditioner, or the network equipment etc.) perform the method described in each embodiment of the present invention.
These are only the alternative embodiment of the present invention, not thereby limit the scope of the claims of the present invention, every utilize this Equivalent structure or equivalence flow process that bright description and accompanying drawing content are made convert, or are directly or indirectly used in other relevant skills Art field, is the most in like manner included in the scope of patent protection of the present invention.

Claims (10)

1. a resource scheduling device, it is characterised in that described resource scheduling device includes:
Curvature acquisition module, the song of change in the interior nuclear temperature at the appointed time section obtaining mobile terminal central processing unit Rate;
Reference frequency adjustment module, for regulating, according to described curvature, the reference frequency that described central processing unit runs;
Frequency and temperature acquisition module, for every first Preset Time obtain described central processing unit current operation frequency and The Current Temperatures of described kernel;
Running frequency adjustment module, for when described current operation frequency is more than described reference frequency, according to described current temperature Magnitude relationship between degree and preset kernel closing temperature, adjusts accordingly by the running frequency of described central processing unit Joint, carries out application resource scheduling with the running frequency after regulating according to described central processing unit.
2. resource scheduling device as claimed in claim 1, it is characterised in that described reference frequency adjustment module is additionally operable to, when When described curvature is more than the first preset curvature value, the reference frequency that described central processing unit runs is reduced the first preset value;When When described curvature is less than the second preset curvature value, the reference frequency that described central processing unit runs is raised the second preset value;Institute State the second preset curvature value less than described first preset curvature value.
3. resource scheduling device as claimed in claim 1, it is characterised in that described running frequency adjustment module includes:
First regulation unit, for being more than described reference frequency when described current operation frequency, and described Current Temperatures reaches institute When stating the first preset percentage of kernel closing temperature, the running frequency of described central processing unit is reduced to described benchmark frequency Rate;
Second regulation unit, for obtaining the new temperature of described kernel, when described new temperature reduces to described kernel closing temperature During the second preset percentage, the running frequency of described central processing unit is heightened predeterminated frequency value every the second Preset Time.
4. the resource scheduling device as described in any one of claim 1-3, it is characterised in that described resource scheduling device also wraps Include:
Processing module, for obtaining the total amount consumed of described mobile terminal resource, when described consumption is total every the 3rd Preset Time Amount, more than when presetting consumption, obtains the temperature in described kernel at the appointed time section.
5. a mobile terminal, it is characterised in that described mobile terminal includes the resource as according to any one of claim 1-4 Dispatching device.
6. a resource regulating method, it is characterised in that described resource regulating method comprises the following steps:
The curvature changed in obtaining the interior nuclear temperature at the appointed time section of mobile terminal central processing unit;
The reference frequency that described central processing unit runs is regulated according to described curvature;
Current operation frequency and the Current Temperatures of described kernel of described central processing unit is obtained every the first Preset Time;
When described current operation frequency is more than described reference frequency, according to described Current Temperatures and preset kernel closing temperature Between magnitude relationship, the running frequency of described central processing unit is regulated accordingly, with according to described central processing unit Running frequency after regulation carries out application resource scheduling.
7. resource regulating method as claimed in claim 6, it is characterised in that described according to the described curvature described centre of regulation The reference frequency that reason device runs includes:
When described curvature is more than the first preset curvature value, the reference frequency run by described central processing unit reduces by first and presets Value;
When described curvature is less than the second preset curvature value, the reference frequency run by described central processing unit raises second and presets Value;Described second preset curvature value is less than described first preset curvature value.
8. resource regulating method as claimed in claim 6, it is characterised in that when described current operation frequency is more than described benchmark During frequency, according to the magnitude relationship between described Current Temperatures and preset kernel closing temperature, by described central processing unit Running frequency regulates accordingly, carries out application resource scheduling bag with the running frequency after regulating according to described central processing unit Include:
When described current operation frequency is more than described reference frequency, and described Current Temperatures reaches the of described kernel closing temperature During one preset percentage, the running frequency of described central processing unit is reduced to described reference frequency;
Obtain the new temperature of described kernel, when described new temperature reduces to the second preset percentage of described kernel closing temperature, The running frequency of described central processing unit is heightened predeterminated frequency value every the second Preset Time.
9. the resource regulating method as described in any one of claim 6-8, it is characterised in that described acquisition mobile terminal centre Include before the curvature of change in the interior nuclear temperature at the appointed time section of reason device:
The total amount consumed of described mobile terminal resource is obtained, when described total amount consumed consumes more than presetting every the 3rd Preset Time During amount, obtain the temperature in described kernel at the appointed time section.
10. the resource regulating method as described in any one of claim 6-8, it is characterised in that described regulate according to described curvature Include before the reference frequency that described central processing unit runs:
3rd preset percentage of the maximum frequency of operation of described central processing unit is set as described reference frequency.
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