CN1828479A - Method and device for switching video card working frequency - Google Patents
Method and device for switching video card working frequency Download PDFInfo
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- CN1828479A CN1828479A CN 200510051063 CN200510051063A CN1828479A CN 1828479 A CN1828479 A CN 1828479A CN 200510051063 CN200510051063 CN 200510051063 CN 200510051063 A CN200510051063 A CN 200510051063A CN 1828479 A CN1828479 A CN 1828479A
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Abstract
The disclosed method comprises: storing the SDI frequency state for user selection; detecting current supported frequency; receiving user input information for selection; comparing the operating frequency of user's selection and the supported; if failed, outputting current frequency for selection again; or else, regulating the opposite attribution of display memory; finally, returning regulated information.
Description
Technical field
The present invention relates to data processing and display technique, especially relate to a kind of method and device of switching video card working frequency.
Background technology
Notebook computer is popularized day by day at present, and selected video card also is varied.The video card of different size has different acquiescence frequency of operation, such as: the model of NVIDIA company is that the maximum operation frequency of the video card of NV41M-U is exactly 450MHz, model is that the maximum operation frequency of the video card of NV43M is 375MHz, and model is that the maximum operation frequency of the video card of NV44M-V is 300MHz.Because the lifting that high-frequency can be brought performance realizes higher demonstration level, therefore more and more high-frequency video cards are applied on the notebook computer.
But, when we just utilize notebook computer to play common DVD film, perhaps when we just utilized notebook computer to write document, the frequency of operation of video card only need reach 200MHz, even 100MHz just can satisfy the application under these patterns fully.
Simultaneously, become one of the focus of public concern the service time of Notebook Battery.We wish that generally can reach optimum efficiency the service time of the Notebook Battery that oneself uses.The ATI company of leading firm and the NV company of video card have all released corresponding power-saving technique for this reason, by methods such as reduction frequencies, reduce the power consumption of video card.
But, the operation of these existing power-saving techniques all needs to dispose some special instruments and setting (as the POWERSTRIP instrument at the ATI card regulating frequency), work efficiency has much room for improvement, this is because the operation steps of prior art is many, can feel that to the unfamiliar user of system operation is very loaded down with trivial details, influence user's use experience.
Seeing also Fig. 1, is the process flow diagram that carries out the method that video card working frequency regulates in the traditional notebook computer.
Step S911, display device shows desktop; Step S912, user seek the video card frequency and adjust instrument; Step S913, user adopt the double-click mode to start the video card frequency and adjust instrument; Step S914, the user selects " setting " and clicks, and main frame is handled user's operation information, and the demonstration of control display device is provided with option; Step S915, the user selects video card working frequency; Step S916, user select corresponding video memory frequency of operation; Step S917, user confirm above-mentioned selection, determine the frequency of operation of video card.
But the method for adjustment of the prior art part that comes with some shortcomings: work efficiency has much room for improvement, and this is because its operation steps is many, and, can feel that to the unfamiliar user of system operation is very loaded down with trivial details, influence user's use experience; Need the user to select corresponding video memory frequency of operation, the adjusting that can't finish the video memory frequency of operation automatically maloperation occurs easily to adapt to the frequency of operation of video card, and is difficult to the display effect and the power savings that reach preferable.
Summary of the invention
The technical matters that the present invention solves is to provide a kind of method and device of switching video card working frequency, and it realizes simple, and can realize preferable display effect easily.
For this reason, the technical scheme of technical solution problem of the present invention is: a kind of method of switching video card working frequency is provided, comprises step:
1) storage can be for the video card frequency state of user's selection;
2) detect the frequency of operation that current video card is supported;
3) receive the input information that the user selects video card working frequency;
4) frequency of operation that the video card working frequency and the current video card of user's selection are supported compares, if can support user's selection, then enters step 5); If can not support user's selection, then export current video card working frequency, and return step 3);
5), adjust the association attributes of video memory according to the frequency of operation of selected video card;
6) return adjusted information, finish the switching of video card working frequency.
Preferably, described step 2) testing process specifically is the interface that driving and the VBIOS in conjunction with video card calls bottom and video card, the parameter of identification video card; The adjustment process of described step 5) specifically is to call VBIOS bottom parameter, revises parameter value; The return course of described step 6) is by Driver identification, with described information feedback to system.
Preferably, the receiving course in the described step 3) specifically is to receive the user to click the input information of frequency of operation drop-down menu generation or receive the selection instruction that the user sends by shortcut.
Preferably, described step 2) also comprise: receive the user and start the information that frequency of operation is regulated, show the frequency of operation of selecting for the user.
Preferably, the process of described reception log-on message specifically is to receive the scan code that the user uses shortcut to send by embedded controller.
Preferably, procedure for displaying described step 2) comprises: the frequency of operation that the frequency of operation of more described storage and current video card are supported demonstrates the frequency of operation that allows adjusting.
The present invention also provides a kind of device of switching video card working frequency, comprising: the user profile receiving element is used to receive the user and starts the information of frequency of operation adjustment process and the information that the user selects frequency of operation; Video card parameter recognition unit is used to obtain the frequency of operation that current video card is supported; Adjustment information is returned the unit, is used for returning selected video card working frequency and video memory attribute to system; Also comprise:
The frequency storage unit is used to store and can selects the video card frequency state used for the user;
The frequency display unit is used to show the frequency of operation for the video card of user's selection;
The frequency comparing unit is used for the frequency of operation that the frequency of operation and the video card of user's selection can be supported is compared;
Video memory attribute adjustment unit is used for regulating the working attributes of video memory under the frequency of operation of selected video card.
Preferably, described frequency storage unit, frequency display unit, frequency comparing unit, video memory attribute adjustment unit are discrete devices; Perhaps at least two unit integrate.
Preferably, described frequency storage unit, frequency display unit, frequency comparing unit, video memory attribute adjustment unit are the chips that includes solidification software, or operate in the software module of data processing equipment.
Preferably, described user profile receiving element is an embedded controller; Described video card parameter recognition unit comprises that video card drives and VBIOS; It is bottom layer driving that described adjustment information is returned the unit.
With respect to prior art, the invention has the beneficial effects as follows: at first, because the present invention can detect the frequency of operation that video card is supported automatically, compare to determine suitable frequency of operation with user's selection, after determining frequency of operation, can regulate the preferable display effect under this frequency of operation automatically, adapt to different working methods and environment for use very easily, user-friendly, prolong the service time under battery use pattern as far as possible.Therefore its realization is comparatively simple, the user only needs comparatively simple directly operation (for example adopting " key " or the mode of " Macintosh " to switch) can reach the purpose of switching video card working frequency, need not to grasp the knowledge of complicated relevant operating system, increase the new features of data processing equipment, more colourful experience is provided and is convenient to use to the user.Can make the clear and definite current frequency of operation of final user, adjust different frequency of operation, save the electric weight that consumes as much as possible, and prolong battery service time according to different task.
Secondly, owing to adopt button to switch, the user can finish whole change actions under situation that can't see or do not see Chu's demonstration.
Description of drawings
Fig. 1 is a process flow diagram of regulating video card working frequency in the prior art;
Fig. 2 is the process flow diagram of the method for switching video card working frequency of the present invention;
Fig. 3 is the synoptic diagram of user's operation in the inventive method;
Fig. 4 is the schematic representation of apparatus of switching video card working frequency of the present invention;
Fig. 5 is the synoptic diagram of embodiment of the device of switching video card working frequency of the present invention;
Fig. 6 is a fundamental diagram embodiment illustrated in fig. 5.
Embodiment
The present invention is applied to the frequency of operation of data processing equipment with the video card of adjusting data processing equipment.Described data processing equipment is meant the electronic equipment with data-handling capacity, includes but not limited to desk-top computer, notebook computer etc.
The present invention is under the situation of data processing equipment operation, needs according to the user can utilize shirtsleeve operation to finish the adjustment of video card working frequency, make data processing equipment can adapt to different working methods and environment for use very easily, user-friendly, prolong the service time of data processing equipment under battery use pattern as far as possible.
Seeing also Fig. 2, is the process flow diagram of the method for switching video card working frequency of the present invention.
Step S110, storage can be for the video card frequency state of user's selection.
Step S120 detects the frequency of operation that current video card is supported.
Step S130 receives the input information that the user selects video card working frequency.
Step S140, the frequency of operation that the video card working frequency and the current video card of user's selection are supported compares, if can satisfy user's support, then enters step S150; Otherwise execution in step S190 exports current video card working frequency, and returns step S130.
Step S150 confirms that video card can reach the frequency of operation that the user selects.
Step S160 judges whether the user regulates video card working frequency once more.
Step S170 according to the frequency of operation of selected video card, adjusts the association attributes of video memory, to reach best display effect.
Step S180, the parameter of feedback optimal display result is given system, finishes switching.
Wherein, the sequencing between step S120 and the step S130 can be adjusted according to actual conditions, also can carry out simultaneously.
Consult Fig. 3 in the lump, in the flow process of the present invention, for the user, the operation that need carry out only is following two steps: start the video card working frequency adjustment process, access the choice menus of video card working frequency; Carry out the selection of video card working frequency, input selection information.Remaining step is then carried out automatically by data processing equipment.
Seeing also Fig. 4, is the schematic representation of apparatus of switching video card working frequency of the present invention.
The inventive system comprises frequency storage unit 110, user profile receiving element 120, frequency display unit 130, video card parameter recognition unit 140, frequency comparing unit 150, video memory attribute adjustment unit 160 and adjustment information and return unit 170.
Wherein, frequency storage unit 110 can be selected the video card frequency state used for the user in storage.
User profile receiving element 120 is used to receive the user and starts information that frequency of operation regulates and the user selection information to frequency of operation.
Video card parameter recognition unit 140 is used for detecting the frequency of operation that current video card can be supported when the frequency of operation adjustment process.
Video memory attribute adjustment unit 160 is used for regulating the working attributes of video memory under the frequency of operation of selected video card, until reaching best display effect.
Adjustment information is returned unit 170 and is used to feed back final adjusting information, finishes the switching of the frequency of operation of video card.
Wherein, described frequency storage unit, frequency display unit, frequency comparing unit, video memory attribute adjustment unit are discrete devices; Perhaps at least two unit integrate.Described frequency storage unit, frequency display unit, frequency comparing unit, video memory attribute adjustment unit are the chips that includes solidification software, or operate in the software module of data processing equipment.
For understanding the present invention better, the present invention is introduced below in conjunction with embodiment.
See also Fig. 5, in one embodiment of the present of invention, comprise quick program module 200 in data processing equipment, storage can be for the video card working frequency of user's selection in the described quick program module 200.Described quick program module 200 receives the instruction and data that EC (embedded controller) 300 sends, and handles accordingly; Described quick program module 200 can also be carried out data interaction with the driving and the VBIOS 400 of video card.
See also Fig. 6, the principle of work of this embodiment is:
Step S510, during program module 200 quick for installation, the video card frequency state that real work is needed (only needing 200MHz, document function only to need industry such as 100MHz generally to define as DVD playing back) is stored in the system the required frequency of operation of video card under the quick program module 200 storage different modes;
Step S520, user use shortcut to call quick program module 200 under the OS (operating system) by EC 300;
Step S530, quick program module 200 identifies the parameters of current video card in conjunction with the interface that the driving and the VBIOS 400 of video card calls bottom and video card; By the data of quick program module 200 storages, quick program module 200 detects the frequency of operation of all supports of video card automatically;
Step S540, demonstration allows the menu of the frequency of operation of adjusting, and the user carries out the selection (select specifically can be that the user clicks frequency of operation drop-down menu generation input information or the user sends selection instruction by shortcut) of video card working frequency;
Step S550 is selected in the minimum video card working frequency that the user that supports in the reality needs, and quick program module 200 is called VBIOS bottom parameter, changes correlation, carries out adjustment such as video memory frequency of operation, selected automatically best display effect;
Step S560 after the bottom parameter change is finished, by Driver identification, feeds back to system with relevant information, and video card working frequency is changed to the needed frequency of operation of user.
Above operation is quick program module to be carried out automatically in conjunction with EC and VBIOS, and the operation that need carry out for the user is only for following two ones:
Use shortcut, access the menu that video card working frequency is adjusted;
Carry out the selection of video card working frequency.
Be understandable that the described quick program module that operates in the data processing equipment can be the software that is solidificated in the chip; Described chip can be the device in the available data treatment facility, also can be the device that increases on the basis of existing data processing equipment.Certainly, this quick program module also can adopt the form of hardware to realize.
Example
This example is the operable a kind of regulation scheme of notebook computer.The video card of notebook computer is configured to the NV-44m independence video card of NV company.The core work frequency of video card under default situations is 400MHz.In fact as long as frequency of operation just can smooth DVD playing back video disc when 200MHz.When doing document function, only need 100MHz just can reach good effect especially.Quick program module is in frequency of operation required under these two kinds of typicalnesses and need most between the frequency of operation of the highest 400MHz that emphasizes performance and switch fast.
Switching mode in this example adopts is that special key on the keyboard is sent composite key and called handoff functionality (or mode switch button).
For example, switch to " the 200MHz hard disc is play display mode " (in the lump with reference to figure 1 and Fig. 6) from " 400MHz Performance display mode ", can see use by this example, the operation that the user need carry out reduces greatly, reduce to only 2 steps of needs from original 6 steps, and owing to adopted the button switching, the user can finish whole change actions under situation that can't see or do not see Chu's demonstration.The most important thing is to prolong battery service time greatly, satisfy user's needs by reducing frequency.
In sum, the present invention calls the VBIOS bottom control technology of video card by shortcut, adjustment to video card working frequency, reach the quick switching of the video card working frequency of data processing equipment under the different operating environment, reach in the frequency adjustment under the situation of optimal display result, satisfy the client under varying environment to the different requirements of video card working frequency, reach the effect that reduces data processing equipment power consumption or can play the propaganda brand.And,, can finish switching by one step of shortcut if only at the switching between certain specific frequency of operation.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the method for a switching video card working frequency is characterized in that, comprises step:
1) storage can be for the video card frequency state of user's selection;
2) detect the frequency of operation that current video card is supported;
3) receive the input information that the user selects video card working frequency;
4) frequency of operation that the video card working frequency and the current video card of user's selection are supported compares, if can support user's selection, then enters step 5); If can not support user's selection, then export current video card working frequency, and return step 3);
5), adjust the association attributes of video memory according to the frequency of operation of selected video card;
6) return adjusted information, finish the switching of video card working frequency.
2. the method for switching video card working frequency according to claim 1 is characterized in that, described step 2) testing process specifically be the interface that driving and VBIOS in conjunction with video card call bottom and video card, the parameter of identification video card; The adjustment process of described step 5) specifically is to call VBIOS bottom parameter, revises parameter value; The return course of described step 6) is by Driver identification, with described information feedback to system.
3. the method for switching resolution of display system according to claim 1, it is characterized in that the receiving course in the described step 3) specifically is to receive the user to click the input information of frequency of operation drop-down menu generation or receive the selection instruction that the user sends by shortcut.
4. according to the method for each described switching resolution of display system of claim 1 to 3, it is characterized in that described step 2) also comprise: receive the user and start the information that frequency of operation is regulated, show the frequency of operation of selecting for the user.
5. the method for switching resolution of display system according to claim 4 is characterized in that, the process of described reception log-on message specifically is to receive the scan code that the user uses shortcut to send by embedded controller.
6. the method for switching resolution of display system according to claim 4 is characterized in that, described step 2) procedure for displaying comprise: the frequency of operation that the frequency of operation of more described storage and current video card are supported demonstrates the frequency of operation of allow regulating.
7. the device of a switching video card working frequency, comprising: the user profile receiving element is used to receive the user and starts the information of frequency of operation adjustment process and the information that the user selects frequency of operation; Video card parameter recognition unit is used to obtain the frequency of operation that current video card is supported; Adjustment information is returned the unit, is used for returning selected video card working frequency and video memory attribute to system; It is characterized in that, also comprise:
The frequency storage unit is used to store and can selects the video card frequency state used for the user;
The frequency display unit is used to show the frequency of operation for the video card of user's selection;
The frequency comparing unit is used for the frequency of operation that the frequency of operation and the video card of user's selection can be supported is compared;
Video memory attribute adjustment unit is used for regulating the working attributes of video memory under the frequency of operation of selected video card.
8. the device of switching video card working frequency according to claim 7 is characterized in that, described frequency storage unit, frequency display unit, frequency comparing unit, video memory attribute adjustment unit are discrete devices; Perhaps at least two unit integrate.
9. according to the device of claim 7 or 8 described switching video card working frequencies, it is characterized in that, described frequency storage unit, frequency display unit, frequency comparing unit, video memory attribute adjustment unit are the chips that includes solidification software, or operate in the software module of data processing equipment.
10. the device of switching video card working frequency according to claim 9 is characterized in that, described user profile receiving element is an embedded controller; Described video card parameter recognition unit comprises that video card drives and VBIOS; It is bottom layer driving that described adjustment information is returned the unit.
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| CNB2005100510630A CN100374984C (en) | 2005-03-01 | 2005-03-01 | Method and device for switching video card working frequency |
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Cited By (9)
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| CN100461065C (en) * | 2006-09-27 | 2009-02-11 | 威盛电子股份有限公司 | Frequency regulation method and device for clock/data restoring circuit |
| CN101206580B (en) * | 2006-12-18 | 2010-06-09 | 华硕电脑股份有限公司 | Method for adjusting working frequency of chip |
| CN101482804B (en) * | 2008-01-10 | 2011-07-06 | Lg电子株式会社 | Data processing unit with multi-graphic controller and method for processing data using the same |
| CN101546422B (en) * | 2008-03-28 | 2011-08-17 | 华硕科技（苏州）有限公司 | Overclocking display card and overclocking method |
| CN103902400A (en) * | 2012-12-26 | 2014-07-02 | 技嘉科技股份有限公司 | Over-frequency setting system and over-frequency setting method thereof |
| CN105843571A (en) * | 2016-03-18 | 2016-08-10 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN110673883A (en) * | 2019-09-24 | 2020-01-10 | 无锡睿勤科技有限公司 | Display card switching method, system, equipment and storage medium |
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| CN114116021A (en) * | 2020-08-27 | 2022-03-01 | 技嘉科技股份有限公司 | Mode switching device of display card |
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| KR920002600B1 (en) * | 1989-07-21 | 1992-03-30 | 삼성전자 주식회사 | Video board using both 1 bit and 2 bit |
| US5285197A (en) * | 1991-08-28 | 1994-02-08 | Nec Technologies, Inc. | Method and apparatus for automatic selection of scan rates for enhanced VGA-compatible monitors |
| JPH11184449A (en) * | 1997-12-24 | 1999-07-09 | Toshiba Corp | Display controller and computer system and method for controlling dynamic image display |
| CN1275138C (en) * | 2001-12-20 | 2006-09-13 | 技嘉科技股份有限公司 | Method of regulating VGA display card operation frequency |
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| CN100461065C (en) * | 2006-09-27 | 2009-02-11 | 威盛电子股份有限公司 | Frequency regulation method and device for clock/data restoring circuit |
| CN101206580B (en) * | 2006-12-18 | 2010-06-09 | 华硕电脑股份有限公司 | Method for adjusting working frequency of chip |
| CN101482804B (en) * | 2008-01-10 | 2011-07-06 | Lg电子株式会社 | Data processing unit with multi-graphic controller and method for processing data using the same |
| US8624905B2 (en) | 2008-01-10 | 2014-01-07 | Lg Electronics Inc. | Data processing unit with multi-graphic controller and method for processing data using the same |
| CN102231098B (en) * | 2008-01-10 | 2016-04-20 | Lg电子株式会社 | There is the data processing unit of multi-graphic controller and use the method for its process data |
| CN101546422B (en) * | 2008-03-28 | 2011-08-17 | 华硕科技（苏州）有限公司 | Overclocking display card and overclocking method |
| CN103902400A (en) * | 2012-12-26 | 2014-07-02 | 技嘉科技股份有限公司 | Over-frequency setting system and over-frequency setting method thereof |
| CN105843571A (en) * | 2016-03-18 | 2016-08-10 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN110673883A (en) * | 2019-09-24 | 2020-01-10 | 无锡睿勤科技有限公司 | Display card switching method, system, equipment and storage medium |
| CN114116021A (en) * | 2020-08-27 | 2022-03-01 | 技嘉科技股份有限公司 | Mode switching device of display card |
| CN112306213A (en) * | 2020-11-02 | 2021-02-02 | 上海闻泰电子科技有限公司 | Display card mode switching method and device based on terminal, storage medium and terminal |
| CN112306213B (en) * | 2020-11-02 | 2024-03-08 | 上海闻泰电子科技有限公司 | Display card mode switching method and device based on terminal, storage medium and terminal |
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