CN202003343U - Display system - Google Patents
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- CN202003343U CN202003343U CN2010206396175U CN201020639617U CN202003343U CN 202003343 U CN202003343 U CN 202003343U CN 2010206396175 U CN2010206396175 U CN 2010206396175U CN 201020639617 U CN201020639617 U CN 201020639617U CN 202003343 U CN202003343 U CN 202003343U
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- mnemon
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- image map
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Abstract
The utility model provides a display system, comprising a host and a display device in electric connection with the host. The host comprises a first memory unit for storing application programs including instruction sets, an image map volume label table and an image map characteristic value table; a second memory unit for storing multiple first image map data; and a first processing unit, which, connected with the first memory unit and the second memory unit, performs operational processing of the first image map data via the instruction sets and then modifies multiple label values of the image map volume label table in need of modification. The display device comprises a third memory unit for storing multiple second image map data; a display unit for presenting the second image map data; and a second processing unit which is connected with the display unit and the third memory unit to present the second image map data on the display unit. The utility model enables to only update maps with unusual volume label values and different characteristic values.
Description
Technical field
The utility model relates to a kind of display system, especially a kind of display system of utilizing the access in advance of virtual image internal memory.
Background technology
At present, real making has image memory (GRAM, Graphic Random AccessMemory) LCD (LCD), and various electronic equipments have been widely used in, more and more are embedded into formula equipment and use, but during the image memory in the embedded device renewal LCD, many chips in LCD read the access speed that external data speed of image memory in the LCD often all is slower than the self EMS memory of embedded device, therefore are slower than the renewal of central processing unit internal storage certainly.
And this class problem is considered in the design of some central processing units, therefore added the synchronized function of figure internal memory in design with LCD, the practice is to have added a buffer synchronous with LCD at central processing unit, buffer is set to internal memory or the internal storage identical with the figure memory size, monitor the graph data block that will change in advance, if change to some extent, then can synchronization figure internal memory, carry out display frame synchronously.
But most low price central processing unit there is no the buffer that specialized designs is used in the figure internal memory of synchronous LCD, can design class yet like synchronization mechanism.Therefore a lot of embedded devices then are to utilize embedded system directly to connect the figure internal memory of LCD, when needs change display frame, then directly by changing the figure internal memory of LCD, but the figure internal memory of at present most LCD and the data transfer rate of embedded system are all slow, therefore can have influence on the execution speed of application program.As e-dictionary or e-book when data are checked in page turning continuously, because the reason that the part that shows changes, so change content displayed, and because system to write the figure memory speed of LCD slow, if but main frame is also cooked up one section memory block, and set up a virtual pattern internal memory (VGRAM, Virtual Graphic Random Access Memory), between synchronous virtual pattern internal memory regularly and the figure internal memory, also be a kind of method of solution, but regular renewal add the excessive velocities of renewal with synchronously, can increase power consumption, if use the mode of non-direct memory access to upgrade, also can expend the resource of central processing unit more, upgraded slow, also may cause showing slowly, situation such as suspend during broadcast.
The utility model content
The utility model is read electronic installation for solving the above-mentioned technical matters that exists in the background technology and propose classification.
Technical solution of the present utility model is that the utility model is a kind of display system, its special character is: this system comprises: main frame, comprise: first mnemon, be used for storage application program, image block label table and the image block list of feature values, application program comprises instruction set; Second mnemon is used for storing a plurality of first image block data; First processing unit connects first mnemon and second mnemon, and utilizes instruction set after the first image block data are made calculation process, revises a plurality of label values that image block label table need change again; Display device electrically connects with main frame, and comprise: the 3rd mnemon is used for storing a plurality of second image block data; Display unit presents the second image block data; Second processing unit connects display unit and the 3rd mnemon, and the second image block data are presented on the display unit; Wherein, first processing unit is compared the corresponding image block list of feature values with the amended label value that waits, to draw an eigenwert comparison result, revise the part first image block data that need change according to the eigenwert comparison result, upgrade the second image block data.
The complete image picture segmentation of above-mentioned display unit is a plurality of blocks, the data storing of block is the first image block data and the second image block data, the complete image picture of the first image block data and second image block data one-tenth display unit output also capable of being combined.
The corresponding respectively first image block data of above-mentioned image block label table field wherein cut apart number, be used for noting down the part that the first image block data will be repainted after computing.
The corresponding respectively first image block data of above-mentioned image block list of feature values field wherein cut apart number, be used for storing the eigenwert that the first image block data draw with image analysis algorithm respectively.
Above-mentioned instruction set comprises that segment fills up instruction and position piece transfer instruction.
A kind of display system that the utility model provides, make calculation process by application program in the first image block data, judge a plurality of label values that need change in the image block label table, and according to the label value, eigenwert with the first image block data is compared after the previous content of the image block list of feature values, obtain the eigenwert comparison result,, upgrade the second image block data again according to the eigenwert comparison result.So, display device is only upgraded the label value has unusual fluctuation and blocks that eigenwert is different.
Description of drawings
Fig. 1 is the Organization Chart of the utility model display system;
Wherein, 10-main frame, 11-display device, 12-first mnemon, 120-application program, 121-image block label table, 122-image block eigenwert, 13-second mnemon, the 130-first image block data, 14-first processing unit, 15-the 3rd mnemon, the 150-second image block data, 16-display unit, 17-second processing unit.
Embodiment
Referring to Fig. 1, the utility model display system architecture figure, it comprises main frame 10 and display device 11, and main frame 10 comprises first mnemon 12, second mnemon 13 and first processing unit 14.Wherein, first mnemon 12 is used for storage application program 120, image block label table 121 and the image block list of feature values 122, and application program 120 comprises instruction set.Second mnemon 13 is used for storing a plurality of first image block data 130.First processing unit 14 connects first mnemon 12 and second mnemon 13, and utilizes instruction set after the first image block data 130 are made calculation process, revises a plurality of label values that image block label table 121 needs change again.
Display device 11 comprises the 3rd mnemon 15, display unit 16 and second processing unit 17, the 3rd mnemon 15 is in order to store a plurality of second image block data 150, display unit 16 presents the second image block data 150, second processing unit 17 connects display unit 16 and the 3rd mnemon 15, and the second image block data 150 are presented on the display unit 16.
With the e-dictionary is embodiment, main frame 11 is the fuselage of general e-dictionary, display device 12 is the screen of general e-dictionary, first mnemon 13 is internal memory built-in in the e-dictionary, wherein deposit application program in, the image block label table and the image block list of feature values, comprise instruction set in the application program, the instruction of doing access at the image block data is also included within this instruction set, and the most frequently used instruction is that segment fills up instruction and is a piece transfer instruction in handling image, segment fills up instruction and be the square that fills up that draws on picture, and position piece transfer instruction does not have the square frame that fills up for drawing on picture, therefore, by these two instructions collocation mutually, most figure can draw, second mnemon 13 is used for storing the first image block data 130, this second mnemon 13 can be for being split by first mnemon 12, or be arranged on specially in the main frame 11, its size is identical with the capacity image size that display unit 16 can show at least, first processing unit 14 is the central processing unit of main frame 10, the 3rd mnemon 15 is the figure internal memory in the display device 11, provide and deposit the second image block data 150 for display unit 16 uses, display unit 16 is small-sized liquid crystal panel, and second processing unit 17 is built in the graphic process unit in the display device in being.
Display system in the previous image 31, the image that display unit 16 in its display device 11 shows only has a delegation's literal and a pictures, and after change in the image 32, increase to a triplex row literal and a pictures, if image renewal technology formerly, when in the image processing computing, increasing a literal, just upgrade one time screen at once, therefore the burden of system and the time of clear screen have been increased, but in this technology, 11 of display device need to wait for that the first image block data 130 are finished by complete calculation process, upgrading the second image block data 150 again needs the part of renewal, therefore, only need update displayed unit 16 to present subregion in the picture in this embodiment.
Claims (1)
1. display system, it is characterized in that: this system comprises: main frame comprises: first mnemon, be used for storage application program, image block label table and the image block list of feature values, application program comprises instruction set; Second mnemon is used for storing a plurality of first image block data; First processing unit connects first mnemon and second mnemon, and utilizes instruction set after the first image block data are made calculation process, revises a plurality of label values that image block label table need change again; Display device electrically connects with main frame, and comprise: the 3rd mnemon is used for storing a plurality of second image block data; Display unit presents the second image block data; Second processing unit connects display unit and the 3rd mnemon, and the second image block data are presented on the display unit; Wherein, first processing unit is compared the corresponding image block list of feature values with the amended label value that waits, to draw an eigenwert comparison result, revise the part first image block data that need change according to the eigenwert comparison result, upgrade the second image block data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206396175U CN202003343U (en) | 2010-12-02 | 2010-12-02 | Display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206396175U CN202003343U (en) | 2010-12-02 | 2010-12-02 | Display system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202003343U true CN202003343U (en) | 2011-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206396175U Expired - Fee Related CN202003343U (en) | 2010-12-02 | 2010-12-02 | Display system |
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| Country | Link |
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| CN (1) | CN202003343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012799A (en) * | 2010-12-02 | 2011-04-13 | 无敌科技(西安)有限公司 | Display system and accelerated display method thereof |
-
2010
- 2010-12-02 CN CN2010206396175U patent/CN202003343U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012799A (en) * | 2010-12-02 | 2011-04-13 | 无敌科技(西安)有限公司 | Display system and accelerated display method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20141202 |
|
| EXPY | Termination of patent right or utility model |