CN102184715A - Screen refreshing device and method based on syncretic communication terminal - Google Patents

Screen refreshing device and method based on syncretic communication terminal Download PDF

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Publication number
CN102184715A
CN102184715A CN201110032263.7A CN201110032263A CN102184715A CN 102184715 A CN102184715 A CN 102184715A CN 201110032263 A CN201110032263 A CN 201110032263A CN 102184715 A CN102184715 A CN 102184715A
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China
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brush
lcd
screen
module
brush screen
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CN201110032263.7A
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CN102184715B (en
Inventor
伍木飞
李三零
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Guangdong Jiami Technology Co ltd
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GUANGDONG JIAHE COMMUNICATION TECHNOLOGY Co Ltd
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Publication of CN102184715A publication Critical patent/CN102184715A/en
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Abstract

The invention discloses a screen refreshing device and a method based on a syncretic communication terminal, belonging to the technical field of the structure of the screen refreshing device and the screen refreshing method which are based on the syncretic communication terminal and can improve the procedure response speed in the information or communication technology. The screen refreshing device comprises a GUI (graphic user interface) module, an LCD (liquid crystal display) screen refreshing module and an LCD drive module; through increasing the LCD screen refreshing module, the screen area needing to be refreshed is cut into a plurality of small rectangular areas, and the dot matrix data of the small areas are written into the LCD one by one through the LCD drive module at regular time. Since the screen area needing to be refreshed is cut into a plurality of small rectangular areas, the time for refreshing the small areas cannot influence the processing on other service modules, thus promoting the procedure response speed.

Description

A kind of brush screen device and method based on converged communication terminal
Technical field
The present invention relates to a kind of brush screen device and method based on converged communication terminal, the technical field that belongs to the apparatus and method of the information or the communication technology belongs to the structure and the technical field of brushing the screen method that can improve the brush screen device of program response speed in the information or the communication technology based on converged communication terminal specifically.
Background technology
Along with the arrival in converged communication epoch, the transmission that enterprise can carry out information by converged communication terminal with exchange.Converged communication terminal will be responsible for handling communication protocol, voice and graphical interfaces and show.Wherein graphical interfaces shows and to be handled by special GUI module that (GUI is the abbreviation of Graphical User Interface-graphic user interface, claims graphical user interface to be meant the computer operation user interface that adopts graphics mode to show again.Compare with the Command Line Interface that early stage computing machine uses, graphical interfaces visually is easier to accept for the user; ), GUI module invokes shape library generates the graphical interfaces of rectangle, and the dot array data of graphical interfaces, writes LCD by the LCD driver, realizes the demonstration of graphical interfaces.But, when the dot array data that will write LCD is bigger, the GUI module can take CPU (central processing unit) for a long time, and other business module will can not get timely processing at this moment, the business module (such as speech processing module) that has real-time to require is produced influence, thereby directly influenced the response speed of whole procedure.
In order to address the above problem, common way is to change more high performance CPU to improve brush screen speed, need change hardware design like this, causes hardware cost to increase, and the construction cycle prolongs greatly.
Summary of the invention
The invention provides a kind of brush screen device and method,, need not to change more high performance CPU, can guarantee the purpose of program response speed for will write bigger LCD dot array data the time to be implemented in during graphical interfaces shows based on converged communication terminal.
For reaching described purpose technical scheme of the present invention be:
A kind of brush screen device based on converged communication terminal is based upon on the basis of existing converged communication terminal, comprising: a GUI module, a LCD brush panel module and a LCD driver module;
Described GUI module as the request of a brush screen, is issued LCD brush panel module to the dot array data in graphical interfaces brush screen zone;
Described LCD brush panel module, to receive that brush screen request adding to the LCD from the GUI module brushes in the brush screen request queue of panel module inside, and after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the screen request of brushing, periodically in proper order dot array data is write successively the display buffer of LCD according to system clock singly by this brush screen request;
Described LCD driver module is called by this LCD brush panel module, and the dot array data of LCD display buffer is write in the video memory.
This LCD brush panel module comprises interpolation module, Region Segmentation module and writes panel module;
Described interpolation module is in brush screen request adding to the brush screen request queue of receiving from the regional dot array data of the graphical interfaces brush screen of GUI module;
Described Region Segmentation module, after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the request of brush screen, evenly cut apart lcd screen and become at least one rectangular area, the described rectangular area of contrast, brush screen zone that will refresh is divided at least one rectangle zonule;
The described panel module of writing periodically shields the display buffer that request writes the dot array data of these rectangle zonules LCD singly in proper order successively by brush according to system clock.
This brush screen zone is less than the lcd screen zone; This rectangular area is less than described brush screen zone.
A kind of brush screen method based on converged communication terminal comprises the steps:
(300), the GUI module as the request of a brush screen, is issued LCD brush panel module to the dot array data in graphical interfaces brush screen zone;
(301), LCD brush panel module will receive that brush screen request adding to the LCD from the GUI module brushes in the brush screen request queue of panel module inside;
(302), LCD brush panel module is after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the request of brush screen, evenly cut apart lcd screen and become at least one rectangular area, the described rectangular area of contrast, brush screen zone that will refresh is divided at least one rectangle zonule;
(303), LCD brush panel module periodically writes the LCD display buffer to the dot array data of these rectangle zonules by the LCD driver module singly in proper order according to system clock.
The described lcd screen of this step 302 zone is 160 * 96 lcd screen zone, and described lcd screen zone leveling is divided into the rectangular area of 6 54 * 48 sizes.
A described rectangular area of the described system clock periodic refreshing of this step 303 required time is less than 10ms.
The described brush of this step 300 shields the rectangular shape that is shaped as of regional structure.
Adopt brush screen device provided by the invention and method,, replace GUI resume module brush screen by increasing a LCD brush panel module; The GUI module as the request of a brush screen, is issued LCD brush panel module to the dot array data of graphical interfaces; LCD brush panel module will receive that brush screen request adding to the LCD from the GUI module brushes in the brush screen request queue of panel module inside; LCD brush panel module is after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the request of brush screen, and the screen area that will refresh (brush screen zone) is divided into a plurality of rectangles zonule, regularly the dot array data of these zonules is write LCD by the LCD driver module singly.
Because the screen area that will refresh (brush screen zone) is divided into a plurality of (rectangle) zonule, can not influence the processing of other business module and refresh the required time of zonule, and be regularly to carry out, so whole brush screen process can not take CPU for a long time, can not influence other business module, the processing of the business module of real-time requirement is particularly arranged, thereby improved the response speed of program.
Description of drawings
Fig. 1 brushes the structural representation of screen device for the present invention;
Fig. 2 is the process flow diagram of the present invention to lcd screen brush screen;
Fig. 3 is the structural representation of preferred embodiment of the present invention;
The process flow diagram that Fig. 4 handles for preferred embodiment brush screen of the present invention.
The number in the figure explanation
10, brush screen zone 11, lcd screen
12, rectangular area
20, LCD brush panel module 200, interpolation module
210, Region Segmentation module
220, write panel module
30, LCD driver module
100, GUI module
Embodiment
Below in conjunction with accompanying drawing brush screen device of the present invention and brush screen method are described in further detail below.
As shown in Figure 1, brush the structural representation of screen device for the present invention;
A kind of brush screen device based on converged communication terminal is based upon on the basis of existing converged communication terminal, comprising: GUI module 100, LCD brush panel module 20 and LCD driver module 30;
Described GUI module 100 as the request of a brush screen, is issued LCD brush panel module 20 to the dot array data in graphical interfaces brush screen zone 10;
Described LCD brush panel module 20, to receive that brush screen request adding to the LCD from GUI module 100 brushes in the brush screen request queue of panel module 20 inside, and after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the screen request of brushing, periodically in proper order dot array data is write successively the display buffer of LCD according to system clock singly by this brush screen request;
This LCD brush panel module 20 further comprises interpolation module 200, Region Segmentation module 210 and writes panel module 220; Described interpolation module 200 is in brush screen request adding to the brush screen request queue of receiving from the dot array data in the graphical interfaces of GUI module brush screen zone 10;
Described Region Segmentation module 210, after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out brush screen request (brush screen zone 10), evenly cut apart 11 one-tenth at least one rectangular areas 12 of lcd screen, the described rectangular area 12 of 10 contrasts, the brush that will refresh screen zone is divided at least one rectangle zonule;
The described panel module 220 of writing periodically shields the display buffer that request (brush screen zone 10) writes the dot array data of these rectangle zonules LCD singly in proper order successively by brush according to system clock.
Described LCD driver module 30 is called by this LCD brush panel module 20 (write panel module 220), and the dot array data of LCD display buffer is write in the video memory.
Described video memory full name video card internal memory, its major function is to be used for being responsible for the handled various data of storage display chip, display chip can be saved in data in the video memory after handling data, from video memory, read out data and digital signal is converted to simulating signal by RAMDAC (digital to analog converter) then, come out by screen display at last.The picture that we see on display screen is to be made of one by one pixel, and each pixel is all controlled its brightness and color with 4 to 32 even 64 data, these data must be preserved by video memory, transfer to display chip and CPU allotment again, at last operation result is converted into figure and outputs on the display.Video memory storage to similarly being the information that video card outputs to each pixel on the display.
This brush screen zone 10 is less than lcd screen 11 zones; This rectangular area 12 is less than described brush screen zone 10.
As shown in Figure 2, be the process flow diagram of the present invention to lcd screen brush screen;
A kind of brush screen method based on converged communication terminal comprises the steps:
Step 300, GUI module as the request of a brush screen, are issued LCD brush panel module to the dot array data in graphical interfaces brush screen zone 10 (described brush shields the rectangular shape that is shaped as of regional 10 structures);
Step 301, LCD brush panel module 20 will receive that brush screen request adding to the LCD from GUI module 100 brushes in the brush screen request queue of panel module 20 inside;
Step 302, LCD brush panel module 20 are after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the request of brush screen, evenly cut apart 11 one-tenth at least one rectangular areas 12 of lcd screen, the described rectangular area 12 of 10 contrasts, the brush that will refresh screen zone is divided at least one rectangle zonule;
Step 303, LCD brush panel module 20 write the LCD display buffer to the dot array data of these rectangle zonules by LCD driver module 30 according to the order singly of system clock timing (a described rectangular area of described system clock periodic refreshing 12 required times are less than 10ms).
Below, by specific embodiment the present invention is described in detail.
As shown in Figure 3, be the structural representation of preferred embodiment of the present invention; At the lcd screen of 160*96 (or 160 * 96), lcd screen 11 on average is divided into the rectangular area 12 (for example, the numbering as 6 rectangular areas of Fig. 3 is respectively 1,2,3,4,5,6) of 6 54*48 (or 54 * 48) size.The purpose of dividing is to provide reference for cutting apart brush screen zone 10 when handling the request of brush screen, each rectangle zonule after cutting apart is the subclass of the screen rectangular area (being described rectangular area 12) of correspondence respectively, to brush screen zone 10 as Fig. 3 and be divided into a, b, c, four rectangle zonules of d, they are respectively numbering 2, the subclass of 3,5,6 rectangular area.So divide and to satisfy the principle of cutting apart,, and refresh a required time of screen rectangle zonule and do not influence the processing of other business module, the business module that especially has real-time to require because the area of a screen rectangular area 12 determines.In this preferred embodiment, the business module that has real-time to require is a speech processing module, require every 10ms (millisecond) to handle a packet, therefore requiring to refresh a screen rectangular area required time must be less than 10ms, through the reality test, the regional required time that refreshes a 54*48 size can meet the demands.Therefore, specifically dividing number will determine according to lcd screen size and the cpu performance that reality is used.
As shown in Figure 4, the process flow diagram of handling for preferred embodiment brush screen of the present invention (brush screen zone 10).
Step 400, GUI module 100 as the request of a brush screen, are issued LCD brush panel module 20 to the dot array data in brush screen zone 10.
Step 401, LCD brush panel module 20 is with in the brush screen request queue of receiving from brush screen request adding to LCD brush panel module 20 inside in the brush screen zone 10 of GUI module 100.
Step 402, LCD brush panel module is after the trigger pip of receiving from operating system, from the request queue of brush screen, take out the brush screen request in brush screen zone 10, and with reference to the screen rectangular area (lcd screen 11 on average is divided into 160*96 the rectangular area of 6 54*48 sizes as shown in Figure 3, the numbering of 6 rectangular areas is respectively 1,2,3,4,5,6), brush screen zone 10 is divided into a, b, c, four rectangle zonules of d, a, b, c, d rectangle zonule is dropped on respectively and is numbered 2,3,5, (or drop on respectively and be numbered 2 in the 6 screen rectangular areas 12,3,5, in the subclass of 6 screen rectangular areas 12).
Step 403, LCD brush panel module 20 writes LCD every 20ms (because clock of every response is 10 milliseconds, for abdicating cpu resource, 10 milliseconds of the clock times of sleeping again) singly with the dot array data of a, b, c, four rectangle zonules of d.Will satisfy the setting principle of timing interval time, promptly do not influence the processing of other business module, the business module that especially has real-time to require.
Step 404, the brush screen Request Processing in brush screen zone 10 finishes.

Claims (7)

1. the brush screen device based on converged communication terminal is based upon on the basis of existing converged communication terminal, it is characterized in that, comprising: a GUI module, a LCD brush panel module and a LCD driver module;
Described GUI module as the request of a brush screen, is issued LCD brush panel module to the dot array data in graphical interfaces brush screen zone;
Described LCD brush panel module, to receive that brush screen request adding to the LCD from the GUI module brushes in the brush screen request queue of panel module inside, and after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the screen request of brushing, periodically in proper order dot array data is write successively the display buffer of LCD according to system clock singly by this brush screen request;
Described LCD driver module is called by this LCD brush panel module, and the dot array data of LCD display buffer is write in the video memory.
2. the brush screen device based on converged communication terminal as claimed in claim 1 is characterized in that this LCD brush panel module comprises interpolation module, Region Segmentation module and writes panel module;
Described interpolation module is in brush screen request adding to the brush screen request queue of receiving from the regional dot array data of the graphical interfaces brush screen of GUI module;
Described Region Segmentation module, after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the request of brush screen, evenly cut apart lcd screen and become at least one rectangular area, the described rectangular area of contrast, brush screen zone that will refresh is divided at least one rectangle zonule;
The described panel module of writing periodically shields the display buffer that request writes the dot array data of these rectangle zonules LCD singly in proper order successively by brush according to system clock.
3. the brush screen device based on converged communication terminal as claimed in claim 1 or 2 is characterized in that this brush screen zone is less than the lcd screen zone; This rectangular area is less than described brush screen zone.
4. the brush screen method based on converged communication terminal is characterized in that comprising the steps:
(300), the GUI module as the request of a brush screen, is issued LCD brush panel module to the dot array data in graphical interfaces brush screen zone;
(301), LCD brush panel module will receive that brush screen request adding to the LCD from the GUI module brushes in the brush screen request queue of panel module inside;
(302), LCD brush panel module is after the trigger pip of receiving from operating system, press first-in first-out and from the request queue of brush screen, take out the request of brush screen, evenly cut apart lcd screen and become at least one rectangular area, the described rectangular area of contrast, brush screen zone that will refresh is divided at least one rectangle zonule;
(303), LCD brush panel module periodically writes the LCD display buffer to the dot array data of these rectangle zonules by the LCD driver module singly in proper order according to system clock.
5. the brush screen method based on converged communication terminal as claimed in claim 4, it is characterized in that the described lcd screen of this step (302) zone is 160 * 96 lcd screen zone, described lcd screen zone leveling is divided into the rectangular area of 6 54 * 48 sizes.
6. the brush screen method based on converged communication terminal as claimed in claim 4 is characterized in that a described rectangular area of the described system clock periodic refreshing of this step (303) required time is less than 10ms.
7. the brush screen method based on converged communication terminal as claimed in claim 4 is characterized in that the described brush of this step (300) shields the rectangular shape that is shaped as of regional structure.
CN2011100322637A 2011-01-30 2011-01-30 Screen refreshing device and method based on syncretic communication terminal Expired - Fee Related CN102184715B (en)

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Cited By (4)

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Publication number Priority date Publication date Assignee Title
CN103035219A (en) * 2012-12-25 2013-04-10 广东威创视讯科技股份有限公司 Read-write method and read-write device of dot matrix type liquid crystal display (LCD)
CN105096365A (en) * 2014-05-16 2015-11-25 Tcl集团股份有限公司 3D interface local refreshing method and system
CN106775545A (en) * 2017-02-10 2017-05-31 泰凌微电子（上海）有限公司 The method and its device of a kind of node updates
CN114203127A (en) * 2021-12-16 2022-03-18 东风电子科技股份有限公司 Improved method, device and processor for data output display of dot matrix liquid crystal display and computer readable storage medium thereof

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CN101895634A (en) * 2010-07-15 2010-11-24 中兴通讯股份有限公司 Method and device for realizing dynamic switching of mobile terminal interface
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CN1630371A (en) * 2003-12-19 2005-06-22 联想(北京)有限公司 A method of lossless image compression applied to real time transmission
US20090172086A1 (en) * 2007-09-28 2009-07-02 Xcerion Ab Network operating system
CN101808203A (en) * 2009-02-13 2010-08-18 沈阳晨讯希姆通科技有限公司 Mobile phone CMMB system and implementation method thereof
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103035219A (en) * 2012-12-25 2013-04-10 广东威创视讯科技股份有限公司 Read-write method and read-write device of dot matrix type liquid crystal display (LCD)
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CN106775545A (en) * 2017-02-10 2017-05-31 泰凌微电子（上海）有限公司 The method and its device of a kind of node updates
CN106775545B (en) * 2017-02-10 2020-06-02 泰凌微电子（上海）有限公司 Method and device for updating node
CN114203127A (en) * 2021-12-16 2022-03-18 东风电子科技股份有限公司 Improved method, device and processor for data output display of dot matrix liquid crystal display and computer readable storage medium thereof

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