CN102346538A - Computer system - Google Patents
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- CN102346538A CN102346538A CN2010102448071A CN201010244807A CN102346538A CN 102346538 A CN102346538 A CN 102346538A CN 2010102448071 A CN2010102448071 A CN 2010102448071A CN 201010244807 A CN201010244807 A CN 201010244807A CN 102346538 A CN102346538 A CN 102346538A
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Abstract
The invention discloses a computer system for saving power consumption in a reading mode. The computer system comprises a system end and a display end, wherein the system end runs normally in a normal working mode; when the computer system enters the reading mode, the system end converts the current processed data into N frame page data and then enters a sleep mode; the display end continuously runs in the reading mode; the display end comprises an image frame buffer, an input device, a display panel and an image transmitter, wherein the image frame buffer is connected with and used for temporarily storing the N frame page data sent by the system end; the input device is used for generating control signals; the image transmitter is electrically connected to the image frame buffer, the display panel and the input device; the image transmitter is used for displaying message frame page data in the display panel; and in the reading mode, the image transmitter receives the control signals of the input device, takes specific frame page data from the image frame buffer, and transmits the specific frame page data to the display panel for displaying.
Description
Technical field
The present invention relates to a kind of computer system, relate in particular to a kind of computer system that can the system end of computer system be got into sleep pattern and reach electricity-saving function of descending in reading model.
Background technology
Please with reference to Fig. 1, it is depicted as known electric brain system block schematic diagram.Known electric brain system 10 mainly comprises processor (processor) 122, north bridge chips (north bridge) 124, South Bridge chip (south bridge) 126, image frame buffers (video frame buffer) 142, image transmitter (transmitter) 144 and display panel (display panel) 146.Moreover north bridge chips 124 comprises Memory Controller Hub (memory controller) 152 and graphics controller (graphics controller) 154.Moreover north bridge chips 124 is connected between processor 122 and the South Bridge chip 126; Image frame buffers 142 is connected to Memory Controller Hub 152; Image transmitter 144 is connected to image frame buffers 142, graphics controller 154 and display panel 146.Certainly, also have keyboard (not shown) and mouse (not shown) to be connected in South Bridge chip 126 in the computer system, the running between itself and the computer system concerns repeats no more.
When computer system 10 starts (power on); Graphics controller 154 can at first be detected the various parameter values of display panel 146; Ultimate resolution (resolution) of supporting of display panel 146 etc. for example; And export display panel parameter signal to image transmitter 144, and then reach the communication of 146 of graphics controller 154 and display panels according to the result of detecting.As user during in operating computer system 10; Processor 122 can utilize keyboard or the operation of mouse on the operating system of computer system 10 according to the user; Frame page or leaf (frame page) data via Memory Controller Hub 152 will show in real time are temporary to image frame buffers 142, and wherein this frame page data is being represented the operation corresponding picture of user on operating system.Meanwhile; Image transmitter 144 also can synchronously point to the frame page data that (point) is temporary in image frame buffers 142; And, convert the frame page data that is read to fixedly viewdata signal to the display panel 146 of frame per second (frame rate) according to frame page data that is read and the display panel parameter signal that is received before.Include data such as RGB, Hsyn, Vsyn in its center page data, and image transmitter 144 can convert the frame page data into another specification, the viewdata signal of low-voltage differential signal (LVDS) for example, and be sent to the display panel of low-voltage differential signal (LVDS).
For instance; The resolution that detects display panel 146 as if graphics controller 154 when computer system 10 is started shooting is (800X600); After image transmitter 144 reads the frame page data that is temporary in the image frame buffers 142; Image transmitter 144 must convert the frame page data that is read the viewdata signal of resolution for (800X600) into, exports display panel 146 again to and supplies display panel 146 to show the pairing picture of this viewdata signal.
In sum; Through processor 122 via the Memory Controller Hub 152 frame page data in the update image frame buffer 142 constantly; And image transmitter 144 is the frame page data of reading images frame buffer 142 and be converted into viewdata signal and export display panel 146 to constantly also, and the user can synchronously learn the variation of on operating system, operating via display panel 146.
Yet; Suppose that the user utilizes the operating system of computer system 10 merely to read a certain document (for example Word, pdf document etc.); And need not edit this document the time; This moment, the user probably needed several minutes consuming time or tens of minutes when reading certain one page of this document, and can't do any operational variation to the operating system of computer system 10 between read period.Yet however; The user read this document same one page in consuming time several minutes or tens of minutes; The processor 122 of known electric brain system 10 still will be in normal duty, and keeps watch on the user and whether produce new operational order, and this will cause the waste of computer system 10 energy consumptions.
Summary of the invention
The present invention mainly is for improving the known electric brain system when the user reads a certain file in a long period, and the system end of known electric brain system is still in running order and cause waste of electric energy.
The present invention proposes a kind of computer system; Has a normal mode of operation and a reading model comprises: a system end; Normal operation under above-mentioned normal mode of operation; When above-mentioned computer system got into above-mentioned reading model, after the said system end became N frame page data with the data-switching handled instantly, the said system end got into a sleep pattern; And a display end, continuing running down in above-mentioned reading model, above-mentioned display end comprises: an image frame buffers connects and N frame page data that temporary said system end is seen off; One input media is in order to produce a control signal; One display panel; And an image transmitter, being electrically connected to above-mentioned image frame buffers, above-mentioned display panel and above-mentioned input media, above-mentioned image transmitter is shown in above-mentioned display panel with above-mentioned frame page data; Wherein, under above-mentioned reading model, above-mentioned image transmitter receives the above-mentioned control signal of above-mentioned input media, and after in above-mentioned image frame buffers, taking out a particular frame page data, is sent to above-mentioned display panel and shows above-mentioned particular frame page data.
In sum, because image frame buffers of the present invention can store N frame page data simultaneously, kept in to image frame buffers by north bridge chips when computer system operates under the reading model and when N frame page data, the system end of computer system promptly gets into sleep state.That is to say; When the image of user at the file N page or leaf of browsing this N frame page data representative; The system end of computer system is owing to got into sleep state, so the power consumption that it produced is relatively low, and then has reached computer system of the present invention energy-conservation under reading model.
Description of drawings
Shown in Figure 1 is known electric brain system synoptic diagram.
Shown in Figure 2 is the computer system synoptic diagram of tool electricity-saving function of the present invention.
Embodiment
Please with reference to Fig. 2, it is depicted as the computer system block schematic diagram of tool electricity-saving function of the present invention.Computer system 20 of the present invention mainly comprises processor 122, north bridge chips 124, South Bridge chip 126, image frame buffers 242, image transmitter 244, embedded controller 254, input media 248 and display panel 146.As previously mentioned, north bridge chips comprises Memory Controller Hub 152 and graphics controller 154.Moreover, the image frame buffers 242 that computer system 20 of the present invention is adopted, the size of its capacity can store N frame page data at least simultaneously.Moreover image transmitter 244 comprises micro-control unit (micro control unit, MCU) 246.As previously mentioned, north bridge chips 124 is connected between processor 122 and the South Bridge chip 126, and image frame buffers 242 is connected to Memory Controller Hub 152; Image transmitter 244 is connected to image frame buffers 242, graphics controller 154, embedded controller 254, input media 248 and display panel 146.
Moreover, be the principle of work of the computer system 20 of convenient explanation tool electricity-saving function of the present invention, processor 122, north bridge chips 124, may be defined as the system end 22 of computer system 20 with South Bridge chip 126; Image frame buffers 242, embedded controller 254, input media 248, image transmitter 244 and display panel 146 may be defined as the display end 24 of computer system 20.
Computer system 20 of the present invention can operate in a normal mode of operation and a reading model; When computer system 20 under reading model; System end 22 in the computer system 20 will get into sleep (suspend) pattern, and display end 24 still can receive standby power and operate as normal.
At first; When the user opens a certain data of handling instantly (for example document such as Word, pdf document) in computer system 20 of the present invention; And assert and in a period of time, only to read this file purely and can not take any action the time the operating system of computer system 20; The application software (application program, Fig. 2 is not shown) that the user can start computer system 20 makes computer system 20 of the present invention get into reading model.
Be the principle of work of convenient explanation computer system 20 of the present invention, suppose that document that the user opens is one to have 8 pages pdf document and the capacity of image frame buffers 242 can store 10 frame page data simultaneously.At first; When opening the pdf document with 8 pages and assert, the user in a period of time, only reads this file purely and can not take any action to the operating system of computer system 20 time, the user can start application software makes computer system 20 of the present invention get into reading models.
After computer system 20 gets into reading model; Application software can be controlled the 1st page of pdf document of graphics controller 154 acquisition (capture) these unlatchings to the 8th page of image (image), and respectively that the 1st page of this pdf document is temporary to image frame buffers 242 with the 1st to the 8th frame page data form to the 8th page of image (image).Subsequently, the system end 22 of computer system 20 promptly gets into sleep (suspend) state, so the system end 22 of computer system 20 can get into energy-conservation state.Because the 1st to the 8th frame page data of this pdf document is temporary to image frame buffers 242; Computer system 20 can be done through the 1st to the 8th frame page data in 244 pairs of image frame buffers of image transmitter 242 and read and convert into viewdata signal and be passed to display panel 146, makes the user can browse the 1st page to the 8th page image of this pdf document via display panel 146.
Moreover, the 1st page to the 8th page image of this pdf document of desiring to browse for the selection that lets the user can arbitrarily go up nextpage, computer system 20 be provided with in addition input media 248 can provide user's control signal carry out on the conversion of nextpage.Please refer again to accompanying drawing 2, the input media 248 of computer system 20 is connected to micro-control unit (MCU) 246, and wherein input media 248 includes page key (page-up) 250 and Page Down keys (page-down) 252.Moreover page key 250 can be arranged on the casing of computer system 20 with Page Down keys 252 on this.For instance; When opening pdf document and computer system 20 entering reading models with 8 pages, the user makes that the 1st to the 8th frame page data is temporary to image frame buffers 242; Under original state; Image transmitter 244 will point to the address (address) that (point) is temporary in the first stroke frame page data of image frame buffers 242, and convert viewdata signal into and be passed to display panel 146, make the user can browse first page of image of this pdf document through display panel 146.When the user desires to browse second page of image of pdf document; The user can and produce page signal by Page Down keys (page-down) 252; Micro-control unit this moment (MCU) 246 can be according to following page signal; And control chart points to the address (address) of second frame page data and converts viewdata signal into as transmitter 244 and is passed to display panel 146, makes the user can browse second page of image of pdf document via display panel 146.
In like manner; When the user desires to browse first page of image of pdf document once more; The user can and produce page signal on by last page key (page-up) 250; Micro-control unit this moment (MCU) 246 can be according to last page signal, and control chart points to the address (address) of first box page datas as transmitter 244, makes the user can browse first page of image of pdf document through display panel 146.Therefore, through pressing of last page key 250 and Page Down keys 252, the user can select desire to browse the 1st page to the 8th page image of this pdf document.
Moreover; Because the control to nextpage on the pdf document is to reach with Page Down keys 252 through the last page key 250 of input media 248 in the present invention; But not mouse or keyboard that the known electric brain system is adopted; And the micro-control unit (MCU) 246 that input media 248 is connected belongs to the display end 24 of computer system 20; Therefore the user through on page key 250 and Page Down keys 252 change display panel 146 when showing the not same page image of pdf document, can't cause system end 22 quilts of computer system 20 to be waken up.So can guarantee the user on page key 250 when doing operation with Page Down keys 252, the system end 22 of computer system 20 still is in sleep state, and then reaches the electricity-saving function of computer system 20 of the present invention.
Because when the user browses the 1st page to the 8th page image of this pdf document; The system end 22 of computer system 20 has been in sleep (suspend) state; This moment, system end 22 power consumption of computer system 20 were less relatively, and then reached the electricity-saving function of computer system 20 of the present invention under reading model.
Moreover, for guaranteeing that in computer system 20 of the present invention can store simultaneously under the situation of frame page data stroke count greater than 242 of image frame buffers in its number of pages of document that the user opened, computer system 20 of the present invention still has electricity-saving function.Shown in accompanying drawing 2, computer system 20 of the present invention is provided with an embedded controller (embedded controller) 254 in addition, is connected to north bridge chips 124 and micro-control unit (MCU) between 246.
Be the function of convenient explanation embedded controller 254 of the present invention, suppose that document that the user opens is one to have 45 pages pdf document and the capacity of image frame buffers 242 can store 10 frame page data simultaneously.As previously mentioned; When the user open have 45 pages pdf document and to make that via application software computer system 20 of the present invention gets into reading models after; Application software can be controlled the 1st page of graphics controller 154 acquisition (capture) these pdf documents of 45 pages to the 10th page of image (image), and temporary to image frame buffers 242 with the 1st to the 10th frame page data form respectively.Subsequently, the system end 22 of computer system 20 promptly gets into sleep (suspend) state.When the user was about to browse preceding ten pages of images of this pdf document of 45 pages, 124 of the north bridge chips of computer system 20 were temporary to image frame buffers 242 with several frame page datas after the 10th page of this pdf document of 45 pages again.For instance; Suppose temporary the 1st to the 10th the frame page data that this pdf document of 45 pages is arranged of image frame buffers 242; When the user has browsed so far the tenth page of content of pdf document of 45 pages; That is micro-control unit (MCU) 246 detects image transmitter 244 when pointing to the address (address) of the 10th frame page data of image frame buffers 242, and micro-control unit this moment (MCU) 246 is promptly controlled embedded controller 254 makes its system end that wakes computer system 20 up 22.After the system end 22 of computer system 20 is waken up; Except that the 10th page of image (or the tenth frame page data) of this pdf document of 45 pages of user's browsing is retained; The the 1st to the 9th frame page data will be cleared in image frame buffers 242 occupied spaces; Make application software control graphics controller 154 continue the 11st page of acquisition (capture) these pdf documents to the 19th page of image (image), and temporary with the 11st to the 19th frame page data form respectively to image frame buffers 242.Kept in to image frame buffers 242 when the 11st to the 19th frame page data, as previously mentioned, the system end 22 of computer system 20 will get into sleep state once more.That is to say; System end 22 entering sleep (suspend) states when computer system 20; This moment, system end 22 power consumption of computer system 20 were less relatively; And the user still can continue to browse the 10th page to the 19th page image of this pdf document, and then reaches the electricity-saving function of computer system 20 of the present invention under reading model.
Moreover; Micro-control unit of the present invention (MCU) 246 can write down computer system 20 when reading model; Before system end 22 is waken up; The user browses the last number of pages of this pdf document, that is the system end 22 of computer system 20 is by the FA final address (address) of image transmitter 244 image frame buffers 242 pointed before waking up.For instance; The tenth page of content just browsing this pdf document of 45 pages as the user makes system end 22 waken up and the 11st to 19 frame page data of this pdf document of 45 pages is temporary during to image frame buffers 242; Image transmitter 244 still can point to the address of image frame buffers 242 according to 246 images recorded transmitters of micro-control unit (MCU) 244; The 10th page of image of this pdf document of 45 pages is shown on the display panel 146; Therefore the user is in the process of browsing this pdf document of 45 pages; Can't cause new frame page data to be kept in to image frame buffers 242, the user reads the discontinuous of this pdf document of 45 pages on display panel 146.Therefore, the user can continue to browse through last page key 250 and Page Down keys 252 19 pages of images of the 10th page of image to the of this pdf document of 45 pages equally.
Moreover; Because the system end 22 of computer system 20 wakes up to being embedded into formula controller 254 from sleep state, to the 11st to the 19th frame page data is temporary to image frame buffers 242; System end 22 to computer system 20 gets into sleep state once more again; Its required time is quite of short duration, and the user can not discover easily, therefore can't influence the reading of user to this pdf document of 45 pages.
Moreover when computer system 20 operated in reading model, the user can finish application software of the present invention or make computer system 20 end operations in reading model through the system end 22 that initiatively wakes computer system 20 up.For instance; When computer system 20 operates in reading model and the user has read document; Or the user when just reading certain one page and this moment the user want to finish the reading of this document; The user can be through pushing mouse or keyboard, makes the system end 22 of computer system 20 initiatively waken up and finish application software of the present invention, or make computer system 20 end operations in reading model.
In sum; Because image frame buffers 242 of the present invention can store N frame page data simultaneously; Kept in to image frame buffers 242 by north bridge chips 124 when computer system 20 operates under the reading model and when N frame page data, the system end 22 of computer system 20 promptly gets into sleep state.That is to say; When the image of user at the file N page or leaf of browsing this N frame page data representative; The system end 22 of computer system 20 is owing to got into sleep state, so the power consumption that it produced is relatively low, and then has reached computer system 20 of the present invention energy-conservation under reading model.
In sum; Though the present invention discloses as above with preferred embodiments, so it is not that those skilled in the art are not breaking away from the spirit and scope of the present invention in order to qualification the present invention; When can doing various changes and retouching, so protection scope of the present invention is as the criterion when looking claims person of defining.
Claims (9)
1. a computer system has normal mode of operation and reading model, it is characterized in that, comprises:
System end, normal operation under above-mentioned normal mode of operation, when above-mentioned computer system got into above-mentioned reading model, after the data-switching that the said system end will be handled instantly became N frame page data, the said system end got into sleep pattern; And
Display end continues running down in above-mentioned reading model, and above-mentioned display end comprises:
Image frame buffers, N the frame page data that connection and temporary said system end are seen off;
Input media is in order to produce control signal;
Display panel; And
The image transmitter is electrically connected to above-mentioned image frame buffers, above-mentioned display panel and above-mentioned input media, and above-mentioned image transmitter is shown in above-mentioned display panel with above-mentioned frame page data;
Wherein, under above-mentioned reading model, above-mentioned image transmitter receives the above-mentioned control signal of above-mentioned input media, and after in above-mentioned image frame buffers, taking out the particular frame page data, is sent to above-mentioned display panel and shows above-mentioned particular frame page data.
2. computer system according to claim 1; It is characterized in that; Wherein, above-mentioned display end also comprises embedded controller, is electrically connected to above-mentioned image transmitter; When above-mentioned image transmitter is shown in above-mentioned display panel with last the frame page data in above-mentioned N the frame page data, controls above-mentioned embedded controller the said system end is got into above-mentioned normal mode of operation by above-mentioned sleep pattern.
3. computer system according to claim 2; It is characterized in that; Wherein, When above-mentioned normal mode of operation, the said system end page is converted into N-1 frame page data with the N continuous-1 after N the page or leaf of the above-mentioned data of handling instantly, and the said system end gets into above-mentioned sleep pattern after exporting above-mentioned N-1 frame page data.
4. computer system according to claim 1 is characterized in that, wherein, the said system end comprises:
Processor;
North bridge chips is connected to above-mentioned processor, and above-mentioned north bridge chips comprises: Memory Controller Hub and graphics controller; Wherein, when above-mentioned reading model, above-mentioned graphics controller is converted into N frame page data with N page or leaf of the above-mentioned data of handling instantly, and exports above-mentioned N frame page data via above-mentioned Memory Controller Hub; And
South Bridge chip is electrically connected to above-mentioned north bridge chips.
5. computer system according to claim 1 is characterized in that, also includes keyboard or mouse and is electrically connected to above-mentioned South Bridge chip, and when above-mentioned mouse or above-mentioned keyboard were pressed, the said system end got into above-mentioned normal mode of operation.
6. computer system according to claim 1 is characterized in that, also includes application software, when the said system end is opened the data of above-mentioned processing instantly, carries out above-mentioned application software and gets into above-mentioned reading model.
7. computer system according to claim 1; It is characterized in that; Wherein, Above-mentioned image transmitter comprises that micro-control unit receives last page signal that above-mentioned input media produces or page signal down, and controls above-mentioned image transmitter according to this previous frame page data of above-mentioned particular frame page data perhaps is shown in above-mentioned display panel with the next frame page data of above-mentioned particular frame page data.
8. computer system according to claim 1 is characterized in that, wherein above-mentioned input media comprises: go up page key, when pushing, produce the above-mentioned page signal of going up; And Page Down keys, when pushing, produce above-mentioned page signal down.
9. computer system according to claim 1 is characterized in that wherein above-mentioned input media is arranged at the casing of above-mentioned computer system.
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| CN201010244807.1A CN102346538B (en) | 2010-08-04 | 2010-08-04 | Computer system |
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| CN201010244807.1A CN102346538B (en) | 2010-08-04 | 2010-08-04 | Computer system |
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| CN102346538A true CN102346538A (en) | 2012-02-08 |
| CN102346538B CN102346538B (en) | 2014-11-26 |
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| CN104850417A (en) * | 2014-02-18 | 2015-08-19 | 联想(北京)有限公司 | Method for information processing and electronic equipment |
| CN105607725A (en) * | 2012-08-17 | 2016-05-25 | 宏碁股份有限公司 | Power management system and power management method |
| CN108228074A (en) * | 2018-02-02 | 2018-06-29 | 联想(北京)有限公司 | Show control method, display systems, electronic equipment and computer-readable medium |
| CN110415647A (en) * | 2014-09-02 | 2019-11-05 | 伊格尼斯创新公司 | System for driving display |
| CN110890059A (en) * | 2018-09-10 | 2020-03-17 | 联咏科技股份有限公司 | Image data processing method and image processing device thereof |
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| CN102346538B (en) | 2014-11-26 |
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