CN102455963A - Computer system, and method for accessing display identification data and control system thereof - Google Patents
Computer system, and method for accessing display identification data and control system thereof Download PDFInfo
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- CN102455963A CN102455963A CN2010105294874A CN201010529487A CN102455963A CN 102455963 A CN102455963 A CN 102455963A CN 2010105294874 A CN2010105294874 A CN 2010105294874A CN 201010529487 A CN201010529487 A CN 201010529487A CN 102455963 A CN102455963 A CN 102455963A
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Abstract
A computer system, and a method for accessing display identification data and a control system thereof are disclosed, wherein the computer system is used for connection with a display device in which the display identification data is not recorded, and comprises a nonvolatile storage unit and a basic output/input system, wherein the nonvolatile storage unit records a control code for indicating the display device; the basic output/input system further comprises a video basic output/input system and a display control module; the video basic output/input system records a plurality of identification codes and each identification code corresponds to a piece of display identification data; and the display control module is used for reading the control code and comparing the plurality of identification codes when the computer system is started up, thus obtaining an identification code in accordance with the control code, wherein the display control module loads the display identification data corresponding to the identification code in accordance with the control code into a main storage unit of the computer system. The method is capable of enabling the computer system to provide correct display identification data effect according to the display device connected with the computer system.
Description
Technical field
The present invention relates to a kind of computer system, particularly a kind of in order to connect the computer system that self does not write down the display device that shows recognition data.
Background technology
Most computer monitors record relevant identifying information voluntarily, therefore can connect with different computer systems arbitrarily, to export and to present the handled data of computer system, picture or video, can be described as universal display device.
As shown in Figure 1, said universal display device 10 comprises a storage unit 100, in order to write down the demonstration recognition data that this display device 10 is suitable for, comprises the data such as length and wide, screen updates frequency of its model, indication range.Storage unit 100 commonly used is like electronics Erasable Programmable Read Only Memory EPROM (EEPROM).After computer system 12 starts; When ROM-BIOS 126 is carried out power-on management program (Bootloader); Can be via logic control element 122 to the display device that is connected 10 reading displayed recognition data, so that transfer to indicative control unit 124 according to the demonstration operation that shows recognition data control display device 10.Wherein, described logic control element 122 can be south, north bridge integral chip, and indicative control unit 124 then can be video-stream processor (GPU) or independent displaying expansion board (Graphic card).Computer system 12 can be passed through like internal integration circuit (I
2C) linkage unit such as bus 120 connects and the demonstration recognition data of reading cells 100 records.
And when embedded system or special computer system (like point of sales system); This type computer system often combines (as it is interior to be fixed in same casing) with display device; Promptly do not adopt the above-mentioned practice to store the demonstration recognition data of display device; And directly write down one group with the special-purpose demonstration recognition data of the display device of its integration in computer system, to save cost of manufacture.
Yet; When manufacturer produces hundreds of or thousand computer system in a large number; These computer systems possibly be used to integrate different display device respectively in batches; For example wherein 1/3rd in order to integrate 10 inches display screen, 1/3rd integrate 12 inches display screens in addition, residue three/first need be integrated the display screen of other specifications.At this moment; If the matching computer system the different display device that will arrange in pairs or groups; Then need issue the demonstration recognition data of a plurality of different editions; And be burnt to respectively in the appointed computer system, except producing the burden and puzzlement that versions of data safeguards, cause also that operating personnel need carry out the inconvenience of extra check work and the raising of production cost on the production line.
Summary of the invention
The method that the present invention provides a kind of computer system and access thereof to show recognition data, and a control system of controlling computer system are to solve existing the problems referred to above that exist.
For reaching target of the present invention and spirit, the present invention provides a kind of computer system, is used to connect a not display device of record demonstration recognition data.Wherein an embodiment comprises: a non-volatile memory cells and a ROM-BIOS.The non-volatile memory cells record is in order to indicate a control code of display device.ROM-BIOS also comprises a video ROM-BIOS and a display control module.The video ROM-BIOS writes down a plurality of identification codes, and each identification code corresponding shows recognition data; And display control module is when being used to computer system and starting; Read control code and compare a plurality of identification codes; With one of them identification code that obtains to conform to control code; Wherein, the display control module pairing demonstration recognition data of identification code that will conform to control code is written into a main memory unit of computer system.
The present invention also provides another to be used to connect the not computer system embodiment of the display device of record demonstration recognition data, comprising: a ROM-BIOS, a main memory unit and a processing unit.ROM-BIOS also comprises video ROM-BIOS and display control module.The video ROM-BIOS writes down a plurality of identification codes, and each identification code corresponding shows recognition data; Display control module is then in order to choose one of them of a plurality of demonstration recognition data.Processing unit is carried out the demonstration steering order of display control module, to be written into selected demonstration recognition data to main memory unit; Wherein, display control module reads a control code comparing a plurality of identification codes, and chooses the pairing demonstration recognition data of the identification code that conforms to control code, so as to according to the display environment that is written into the demonstration recognition data initialization display device of main memory unit.
For reaching target of the present invention and spirit, the present invention provides the control system of a kind of controlling computer system in addition, and wherein a control system embodiment comprises a writing station.The writing station of control system will write the non-volatile memory cells of computer system in order to the control code of indicating this display device.
For reaching target of the present invention and spirit; The present invention more provides a kind of computer system access to show the method for recognition data; Wherein an embodiment comprises: computer system starts a display control module; With the control code of reading and recording in computer system, wherein, control code in order to indicate computer system the display device that will connect; According to control code comparison a plurality of identification codes that computer system write down, wherein, each identification code corresponding shows recognition data; Choose the pairing demonstration recognition data of the identification code that conforms to control code; And, be written into the main memory unit of selected demonstration recognition data to this computer system.
The present invention is in order to realizing that computer system can be connected does not show the display device of recognition data from line item, and makes computer system voluntarily according to the display device that it connected, and the effect of correct demonstration recognition data is provided.
About other characteristics of the present invention and detailed technology means, see also the explanation of accompanying drawing and following embodiment.
Description of drawings
Fig. 1: known computer system and the block scheme that shows the display device of recognition data from line item;
Fig. 2: the block scheme of a kind of computer system embodiment provided by the invention;
Fig. 3: the block scheme of the control system embodiment of a kind of controlling computer provided by the invention system;
Fig. 4: a kind of computer system access provided by the invention shows the process flow diagram of the method embodiment of recognition data; And
Fig. 5: another computer system access provided by the invention shows the process flow diagram of the method embodiment of recognition data.
Description of reference numerals in the above-mentioned accompanying drawing is following:
10 display device
100 storage unit
12 computer systems
120 linkage units
122 logic control elements
124 indicative control units
126 ROM-BIOSs
2 control system
20 computer systems
200 ROM-BIOSs
202 display control modules
204 video ROM-BIOSs
206 identification codes
208 show recognition data
210 processing units
220 non-volatile memory cells
222 control codes
230 main memory units
22 writing stations
3 display device
The S401-S411 process step
The S501-S505 process step
Embodiment
Computer system provided by the present invention is applicable to multiple different size and does not write down the display device that shows recognition data; And by computer system when judging its particular display device that connects; The demonstration recognition data of the display device that is suitable for being connected is provided; So that after computer system starts; Must manual operation or the setting of change start menu (BIOS menu), can correct demonstration recognition data be corresponded to described display device, make literal, image or video data can correctly output to the display device that is connected.
Fig. 1 illustrates a kind of embodiment of computer system, and described computer system can connect and not show the display device of recognition data from line item, and the demonstration recognition data corresponding to the display device that is connected is provided, so that the correct display frame of display device.
When computer system 20 starts; Processing unit 210 at first can read the program of ROM-BIOS 200 to carry out boot program, comprising: the inlet point that reads ROM-BIOS storer (BIOS ROM) could normally connect and operate with each element of check system with procedure code storage address, the selftest of starting shooting (POST) that obtains ROM-BIOS 200.After accomplishing the start selftest; Processing unit 210 can be according to the programmed instruction of ROM-BIOS 200; Continue to implement the demonstration steering order of the display control module 202 relevant with demonstration work; And, show that control data is to main memory unit 230 so that be written into according to showing that steering order reads the content of VBIOS 204.
This routine demonstration steering order can be the video breaks service (Int 15h) in ROM-BIOS 200 programs; When ROM-BIOS 200 is carried out the video breaks service; Video breaks service will be called the VBIOS 204 that is recorded in the ROM-BIOS 200, to read a plurality of identification codes 206 of being write down among the VBIOS 204 and corresponding to a plurality of demonstration recognition data 208 of identification code.
In addition, processing unit 210 is also according to showing a control code 222 that is write down in the steering order reading non-volatile memory cells 220.Described control code 222 can be the wherein part of the system numbering of computer system 20.For example: system numbering is made up of the character that 10 English, number mix, and the memory address that in non-volatile memory cells 220, promptly takies 10 bits is record in addition.The fabricator of computer system 20 can be according to the needs of reality, specify the described control code 222 that is encoded to that the address of a particular offset (offset) wherein writes down, for example the 3rd in 10 bit data.
This routine described system numbering or control code 222 can be followed the standard of system management ROM-BIOS (to call SMBIOS in the following text) and put down in writing.System management ROM-BIOS system is the record of each item system information and the standard of display mode on a kind of standard computer system 20.Processing unit 210 can obtain the management of product information of manufacturer's login of many computer systems 20 (particularly motherboard) relevant for computer system 20 through the content of reading system management ROM-BIOS, comprises the included control code 222 of system's numbering in this example.
In this example, Different control sign indicating number 222 corresponds to the display device of different size, and each computer system 20 writes down a control code 222 in non-volatile memory cells 220, with the display device specification that determines that each computer system 20 is suitable for connecting.The actual visual range of different size display device (maximum image size), the resolution of being supported (resolution), frame updating frequency information such as (timing frequency) possibly all there are differences.
Carry out when processing unit 210 and to show steering orders and after reading control code 222 respectively and calling VBIOS 204; Continue again according to a plurality of identification codes 206 that show that steering order comparison control code 222 and VBIOS 204 are write down, with the identification code 206 that obtains to conform to control code 222.When comparing out the identification code 206 that conforms to, processing unit 210 more reads the said identification code that conforms to control code 222 206 pairing specific and shows recognition data 208, and it is written into main memory unit 230.
Demonstration recognition data 208 described in this example can be extension of displaying identified data (Extended Display Identification Data; EDID); It is in order to the data of record display device; Comprise: but model, resolution apparent size, unit (Detailed Timing Descriptor, information such as DTD) are described in timing in detail.When computer system 20 will output to display device 3 with data such as literal, image or videos; The mode of promptly coming configuration data to appear according to the extension of displaying identified data that reads; Particularly unit is described in wherein detailed timing, so that on display device 3, demonstrate the output data of suitable size and position.
Because processing unit 210 is according to showing that the identification code 206 that steering order is compared out conforms to control code 222; And control code 222 corresponds to the display device 3 that is connected with computer system 20; Therefore; Corresponding to the demonstration recognition data 208 of the identification code 206 that conforms to control code 222 after being written into main memory unit 230, the contrasting data when promptly becoming processing unit 210 configurations and outputing to the data of display device 3.
The manufacturer of computer system 20 can plan identification code 206 that will be recorded among the VBIOS 204 and the quantity that shows recognition data 208 in advance; The quantity of record is many more, and the computer system of producing 20 promptly has the ability to provide the needed extension of displaying identified data of display device of many more different sizes.Manufacturer only needs pre-designed each identification code 206 and shows the corresponding relation of recognition data 208 and display device specification; And, the control code 222 of correspondence is recorded in the non-volatile memory cells 220 to establish specific one shows the related of recognition data 208 and display device 3 according to the specification of the display device 3 that will be connected with computer system 20.Whereby, after specified display device 3 was connected to computer system 20 and starts computer system 20, display device 3 can correct display frame.
As for how according to 20 of the computer systems of specification decision of the display device that will the connect demonstration recognition data that should read, then see also block scheme and the following explanation of a control system embodiment shown in Figure 3.
Control system shown in Figure 32 for a kind of in order to controlling computer system as shown in Figure 2 20, the system of the demonstration recognition data that should read with 20 of designated computer systems.Control system 2 also has a writing station 22 except that comprising described computer system 20.Writing station 22 can be a bar code scanner (bar code scanner).
The manufacturer of computer system 20 can design and develop a ROM-BIOS 200 in advance, so that write the ROM-BIOS storer (BIOS ROM) in the computer system 20.Can comprise in the described ROM-BIOS 200 in order to carrying out procedure code, demonstration steering order, VBIOS 204 data of boot program in order to the initialization display environment, and by many group identification codes 206 that manufacturer planned and show recognition data 208.
For example: record three group identification codes 206 among the VBIOS 204, be respectively " 0 ", " 2 ", " 8 ".Aforementioned three group identification codes 206 correspond to first extension of displaying identified data, second extension of displaying identified data and the 3rd extension of displaying identified data more respectively.Wherein, first extension of displaying identified data writes down the recognition data that actual visual range is 10 inches a display device; The recognition data of 12 inches display device of second extension of displaying identified data record; The 3rd extension of displaying identified data then writes down the recognition data of 8 inches display device.Because each display device specification is different, therefore, the resolution of height, width, X axle and the Y axle of the indication range of each group extension of displaying identified data record, the renewal frequency of support etc. are set all maybe be different.Each group extension of displaying identified data can correspond to a kind of display device, and for example in this example, first to the 3rd extension of displaying identified data can be distinguished the display device of corresponding 10 inches, 12 inches and 8 inches.
When production computer system 20; Having many group identification codes 206 in the above-mentioned same version promptly writes among the BIOS ROM with the ROM-BIOS 200 that shows recognition data 208; And be assembled on the motherboard of each computer system 20; Its each computer system 20 of producing is all had can provide the ability that shows required demonstration recognition data so that with show that from line item the display device of recognition data integrates or be connected running.
These record the computer system 20 of a plurality of demonstration recognition data 208, can be according to the production demands of manufacturer, specify respectively in order to connecting 8 inches, 10 inches, or 12 inches display device.
At this moment, can respectively each computer system 20 be connected with writing station 22, and the system numbering that will include a control code 222 writes the non-volatile memory cells 220 of computer system 20 through writing station 22.
Wherein a kind of mode of enforcement for example: be connected to the computer system 20 of treating appointment with bar code scanner, and scanning is printed on and is burnt in the electronics Erasable Programmable Read Only Memory EPROM particular address behind the system label of system numbering or records in the system management ROM-BIOS.
Suppose that with the 3rd character in the system numbering as control code 222, then the 3rd character of each system's numbering promptly can be " 0 ", " 2 " or " 8 ".After computer system 20 is burnt to storage unit with system's numbering; More can further the above-mentioned system label that is printed on system's numbering be attached to burning identical systems numbering computer system 20 is arranged; For example system label is pasted on the shell of motherboard or computer system 20, to discern.
After a large amount of computer system 20 is accomplished the write-in program of control code 222 according to above-mentioned means; When assembling or integrate display device, also can judge the specification of 20 display device that should dispose of each computer system according to the system label that computer system 20 is attached to computer system 20.And computer system 20 with its after the display device that should dispose integrates or is connected completion; When computer system 20 is activated; Promptly can control code 222 compare identification codes 206; And select the corresponding demonstration recognition data 208 of the identification code that conforms to 206, and being written into main memory unit 230, and correct in demonstration recognition data 208 video data on display device that is written into.
Whereby; No matter each computer system 20 should dispose the display device of which kind of specification according to the planning of manufacturer; All can obtain to support in the ROM-BIOS 200 of same version; On production line, promptly be not required to be let different computer systems 20 corresponding different sizes display device and take the different production program, computer system 20 will be chosen suitable demonstration recognition data to handle.
Fig. 4 is the method embodiment process flow diagram that a kind of computer system access shows recognition data, please consults element shown in Figure 2 simultaneously in order to understanding.
In the present embodiment, when starting in computer system 20 acquisition power supply supplies (S401), processing unit 210 promptly begins to read ROM-BIOS 200 to carry out boot program (S403).
When processing unit 210 is carried out in the process of boot program, through store address, start selftest supervisor like the procedure code that obtains ROM-BIOS 200 after, implement the demonstration steering order in regular turn, for example: the video breaks service.Processing unit 210 comprises and reads a plurality of identification codes 206 and each identification code 206 pairing demonstration recognition data 208 that VBIOS 204 is write down according to showing that steering order calls the content of VBIOS 204.Simultaneously, processing unit 210 is also according to a control code 222 that shows that steering order reading non-volatile memory cells 220 is write down, and with control code 222 and a plurality of identification codes 206 compare one by one (S405).
What deserves to be mentioned is that the control code 222 that is stored in the computer system 20 indicates the display device 3 that is connected with computer system 20.Different control sign indicating number 222 is in order to the display device of indication different size, for example indication range size or the different display device of indication range height and the width.
When processing unit 210 is compared out a specific identification code 206 that conforms to control code 222 from a plurality of identification codes 206, and choose this and decide identification code 206 pairing demonstration recognition data (S407).
For example: identification code 206 comprises that " 0 ", " 2 " reach " 8 ", and control code 222 is " 2 ", and processing unit 210 can be chosen the demonstration recognition data of identification code 206 for " 2 " according to the result of comparison.Wherein, described demonstration recognition data can be extension of displaying identified data, comprises also that wherein detailed timing description is first, in order to describe resolution and the screen updates frequency that relevant display device is supported.
The demonstration recognition data that processing unit 210 will be selected is loaded into main memory unit 230 (S409), so that continue the display environment (S411) according to the demonstration recognition data initialization display device 3 that is written into.For instance, processing unit 210 can be controlled the position big or small or that on display device 3, show of the image of output according to resolution preset in the extension of displaying identified data.
Whereby; When computer system 20 and display device 3 integrated or be connected; And this display device 3 is from line item during its demonstration recognition data that is suitable for, computer system 20 can through with display device 3 corresponding control codes 222, from the multiple demonstration recognition data of VBIOS 204 records; Select voluntarily and be applicable to that specific one of display device 3 shows recognition data, literal, image or video after letting computer system 20 handle can correctly appear in display device 3.
In another embodiment; Computer system 20 is according to before showing that steering order begins to read the demonstration recognition data corresponding with display device 3; Also comprise computer system 20 is set up related program with the demonstration recognition data that is applicable to display device 3, see also Fig. 5, and please be simultaneously referring to Fig. 2 and Fig. 3.
At first in computer system 20, store a plurality of identification codes 206 and each identification code 206 pairing demonstration recognition data 208 (S501).These identification codes 206 and show that recognition data 208 is contained in the ROM-BIOS 200 are stored in the ROM-BIOS ROM (read-only memory) with other program and instructions (as 202) of ROM-BIOS 200, as the firmware of computer system 20 in the lump.
Then, utilize a writing station 22 will write the non-volatile memory cells 220 (S503) of computer system 20 with display device 3 corresponding control codes 222 then according to 20 particular display device that will connect 3 of computer system.In the present embodiment, control code 222 is the wherein part of system's numbering of computer system 20; For example: system is numbered the data that 10 characters are formed, and wherein the 3rd character is control code 222.Described system numbering can be printed on the system label, and writing station 22 can be a bar code scanner, by bar code scanner system label is scanned, so that the system on the writing system label numbers computer system 20.Whereby; Processing unit 210 is (referring to Fig. 4 S405) when reading control code 222, only needs according to showing the steering order indication, in 10 bit addresses of non-volatile memory cells 220 register systems numbering; Read the value of the 3rd bit, can obtain described control code 222.
The specification of the display device 3 that identification computer system for ease 20 is connected also can further attach to computer system 20 (S505) with the above-mentioned system label that is printed on system's numbering and control code 222.
So promptly accomplished computer system 20 program corresponding with the demonstration recognition data of display device 3.After in a single day computer system 20 is activated, can be written into correct demonstration recognition data according to described each step of Fig. 4 again, so that computer system 20 and display device 3 operate swimmingly.
The explanation of comprehensive above-mentioned each embodiment, the present invention disclosed in detail a kind of can be in order to connecting the computer system that shows the display device of recognition data from line item, and the method for the required demonstration recognition data of said how access display device of computer system.Through the disclosed means of the present invention; Even different computer systems maybe be according to the planning of manufacturer respectively in order to connecting the display device of different size, the ROM-BIOS that a version only need be disengaged in the manufacturer of system can meet the demand of different display device.
Disclosed means have: computer system need not rely on display device the version number of times that shows recognition data, reduces firmware development is provided; And during a large amount of production computer system; Need not to consider the specification of display device and increase or change advantage such as assembling formality etc., reduce the cost of production computer system effectively.
Yet project and element in the middle of above-mentioned each embodiment are merely and set forth the illustration that the present invention lifted, and the intention of unrestricted scope of asking for protection.Allly follow spirit of the present invention and, and carry out modification or change a little, the category that also belongs to the present invention and protected according to disclosed technological means.
Claims (12)
1. a computer system is used to connect the not display device of record demonstration recognition data, it is characterized in that comprising:
Non-volatile memory cells, record is in order to indicate the control code of this display device; And
ROM-BIOS comprises:
The video ROM-BIOS comprises a plurality of identification codes, and each identification code corresponding shows recognition data; And
Display control module when being used to this computer system startup, reading this control code and compares said identification code, with one of them identification code that obtains to conform to this control code;
Wherein, pairing this demonstration recognition data of this identification code that this display control module will conform to this control code is written into the main memory unit of this computer system.
2. computer system as claimed in claim 1 is characterized in that, this control code is the wherein part of system's numbering of this computer system.
3. computer system as claimed in claim 1 is characterized in that, said demonstration recognition data is an extension of displaying identified data.
4. computer system as claimed in claim 1 is characterized in that, this computer system is controlled this display device whereby and correctly exported video data according to the display environment of this this display device of demonstration recognition data initialization that is written into.
5. the control system of a control computer system as claimed in claim 1 is characterized in that comprising writing station, will write this non-volatile memory cells of this computer system in order to this control code of indicating this display device.
6. control system as claimed in claim 5 is characterized in that also comprising:
System label is attached at this computer system and identifies the system numbering of this computer system, and wherein, this control code is wherein a part of for this system's numbering.
7. a computer system is used to connect the not display device of record demonstration recognition data, it is characterized in that comprising:
ROM-BIOS comprises:
The video ROM-BIOS writes down a plurality of identification codes, and each identification code corresponding shows recognition data; And
Display control module, in order to choose said demonstration recognition data one of them;
Main memory unit; And
Processing unit is carried out the demonstration steering order of this display control module, to be written into this selected demonstration recognition data to this main memory unit;
Wherein, This display control module reads control code to compare said identification code; And choose pairing this demonstration recognition data of this identification code that conforms to this control code, be written into the display environment of this this display device of demonstration recognition data initialization of this main memory unit so as to basis.
8. computer system as claimed in claim 7 is characterized in that also comprising:
Non-volatile memory cells writes down this control code by writing station write;
Wherein, this control code in order to indicate this computer system this display device that will connect.
9. a computer system access shows the method for recognition data, it is characterized in that this method comprises:
This computer system starts display control module, with the control code of reading and recording in this computer system, wherein, this control code in order to indicate this computer system the display device that will connect;
According to these control code comparison a plurality of identification codes that this computer system write down, wherein, each identification code corresponding shows recognition data;
Choose pairing this demonstration recognition data of this identification code that conforms to this control code; And
Be written into the main memory unit of this selected demonstration recognition data to this computer system.
10. computer system access as claimed in claim 9 shows the method for recognition data, it is characterized in that, is written into after this demonstration recognition data, also comprises:
This computer system is according to the display environment of this this display device of demonstration recognition data initialization that is written into.
11. computer system access as claimed in claim 9 shows the method for recognition data, it is characterized in that, this computer system starts before this display control module, also comprises:
Store the pairing said demonstration recognition data of said identification code and said identification code to this computer system;
According to this computer system this display device that will connect write corresponding this control code to this computer system; And
Applicator system is numbered this computer system, and wherein, this control code is the wherein part of this system's numbering.
12. computer system access as claimed in claim 9 shows the method for recognition data, it is characterized in that this demonstration recognition data is an extension of displaying identified data.
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| CN201010529487.4A CN102455963B (en) | 2010-10-29 | 2010-10-29 | Computer system, and control system for accessing display identification data |
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| CN201010529487.4A CN102455963B (en) | 2010-10-29 | 2010-10-29 | Computer system, and control system for accessing display identification data |
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Cited By (1)
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| CN106647402A (en) * | 2016-12-27 | 2017-05-10 | 深圳创维－Rgb电子有限公司 | System of bar code programming, verification and pasting based on IR and control method thereof |
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| TWI560691B (en) * | 2016-04-07 | 2016-12-01 | Mstar Semiconductor Inc | Method for reading identification data from display and associated processing circuit |
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| CN1375815A (en) * | 2001-03-20 | 2002-10-23 | 三星电子株式会社 | Method and systme for automatically setting display mode of display device, and recording medium thereof |
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| CN101582033A (en) * | 2008-05-16 | 2009-11-18 | 研祥智能科技股份有限公司 | Configuration method for display adapter and computer system applying same |
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| CN1375815A (en) * | 2001-03-20 | 2002-10-23 | 三星电子株式会社 | Method and systme for automatically setting display mode of display device, and recording medium thereof |
| CN1595353A (en) * | 2003-09-09 | 2005-03-16 | 研扬科技股份有限公司 | Method for changing extended display identification data (EDID) in memory by using software program |
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Effective date of registration: 20170126 Address after: Nanshan District high tech Industrial Zone, Shenzhen City, Guangdong province Sheng Electronics Park Patentee after: USI ELECTRONICS (SHENZHEN) CO., LTD. Address before: 201203 Shanghai Zhangjiang hi tech park, Zhang Road No. 1558 Patentee before: Huanxu Electronics Co., Ltd. Patentee before: Universal Global Scientific Industries Co., Ltd. |