CN101221743B - Display apparatus and control method thereof - Google Patents
Display apparatus and control method thereof Download PDFInfo
- Publication number
- CN101221743B CN101221743B CN2008100040785A CN200810004078A CN101221743B CN 101221743 B CN101221743 B CN 101221743B CN 2008100040785 A CN2008100040785 A CN 2008100040785A CN 200810004078 A CN200810004078 A CN 200810004078A CN 101221743 B CN101221743 B CN 101221743B
- Authority
- CN
- China
- Prior art keywords
- image
- external unit
- storage unit
- display device
- change
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
A display apparatus, is provided, including an image processor which processes an image received from an external apparatus; a display unit which displays the image processed by the image processor; and a controller which, if an attribute of the image being displayed needs to be changed, provides the external apparatus display information on the attribute of the image to be changed.
Description
Technical field
Relate to display device and control method thereof according to equipment of the present invention and method, and more specifically, relate to display device and the control method thereof of a kind of demonstration from the image of external unit input.
Background technology
For example the display device of monitor receives image from the external unit of for example computer system, and shows the image that is received.
Institute's images displayed has the for example attribute of resolution.Typically, display device comes display image according to the reception attributes of images.In some cases, need to change the attributes of images that receives.
Yet, if display device at random changes the attributes of images that receives, for example, reducing the resolution of the image that receives, the information of the image that receives possibly be destroyed, and the readability of literal also possibly reduce.Like this, the total quality of image worsens.
Summary of the invention
Therefore, illustrative aspects of the present invention provides a kind of display device and control method thereof, even changed the attributes of images that receives from external unit, this display device also keeps the quality of image.
Other aspects of the present invention and/or advantage part is set forth in the following description, and part will be obviously from this description, maybe can recognize through putting into practice the present invention.
Aforementioned and/or other aspects of the present invention can realize that this display device comprises through a kind of display device is provided: image processor, and it handles the image that receives from external unit; Display unit, it shows the image of being handled by image processor; And controller, changing the attribute of wanting images displayed if desired, it provides the display message about the attributes of images that will change to external unit.
According to an aspect of the present invention, display device also comprises the storage unit of storing display message, and its middle controller change is stored in the attribute that the display message in the storage unit will change with reflection, and this display message of notice external unit changes.
According to an aspect of the present invention, if receive control signal from display device, then external unit is based on the display message of storing in the storage unit of display device and generates image.
According to an aspect of the present invention; Display device also comprises switch; Be used for connecting or disconnecting external equipment and storage unit between communication capacity; Switch is broken off in its middle controller control, when changing with the display message in being stored in storage unit, and the communication linkage between disconnecting external equipment and the storage unit.
According to an aspect of the present invention, controller is controlled switch closure, after accomplishing with the change of the display message in being stored in storage unit, allows the communication linkage between external unit and the storage unit.
According to an aspect of the present invention; Storage unit is through second communication circuit and external device communication from the first communication line branch; Wherein first communication line is between controller and external unit; And, switch is arranged on first communication line of external unit one side with respect to the second communication circuit slave controller of storage unit and the take-off point of the first communication line branch between the external unit.
According to an aspect of the present invention; Storage unit comprises the write-protect pin; Forbidding writing to storage unit according to input signal, and if the display message that is stored in the storage unit do not change, then controller control is input to input signal the write-protect pin of storage unit.
According to an aspect of the present invention, when showing second image with this image simultaneously, controller confirms to need to change attributes of images.
According to an aspect of the present invention, display device also comprises user input unit, and it receives user command, and wherein when display image, controller shows this image and second image simultaneously according to user's order.
According to an aspect of the present invention, attributes of images comprises the resolution of image.
According to an aspect of the present invention, external unit comprises the computer system that generates image.
Aforesaid and/or other aspects of the present invention realize through a kind of method of controlling display device is provided; Wherein this display device shows the image that is generated by external unit; This image has attribute, and this method comprises: whether decision need change the attribute of wanting images displayed; And change attributes of images if desired, then the display message about the attributes of images that will change is provided to external unit.
According to an aspect of the present invention, this method also comprises changing and is stored in the display message in the storer, the attribute that will change with reflection, and this display message of notice external unit changes.
According to an aspect of the present invention, this method also comprises when the display message in being stored in storer changes, the communication link between disconnecting external equipment and the storer.
According to an aspect of the present invention, this method also is included in after the change of accomplishing the display message of storing in the storer, recovers the communication link between external unit and the storer.
According to an aspect of the present invention, if receive control signal from display device, then external unit generates image based on the display message of being stored.
According to an aspect of the present invention, this method comprises that also the while shows second image with this image.
According to an aspect of the present invention, receive user command when this method also is included in display image, and show this image and second image simultaneously according to user's order.
According to an aspect of the present invention, attributes of images comprises the resolution of image.
According to an aspect of the present invention, external unit comprises the computer system that generates image.
Description of drawings
According to the following description of the exemplary embodiment that combines accompanying drawing, above-mentioned and/or other illustrative aspects of the present invention will become clear and be more readily understood, in the accompanying drawing:
Fig. 1 is the example according to the screen that display device showed of the present invention's first exemplary embodiment;
Fig. 2 is the calcspar according to the display device of the present invention's first exemplary embodiment;
Fig. 3 shows the storage unit according to the display device of the present invention's first exemplary embodiment;
Fig. 4 is the process flow diagram of description according to the operation of the display device of the present invention's first exemplary embodiment;
Fig. 5 is the calcspar according to the display device of the present invention's second exemplary embodiment;
Fig. 6 is the process flow diagram of description according to the operation of the display device of the present invention's second exemplary embodiment; And
Fig. 7 is the example according to the screen that display device showed of the present invention's first exemplary embodiment.
Embodiment
Hereinafter, will illustrate and describe exemplary embodiment of the present invention, wherein same symbol refers to same element and will avoid where necessary being repeated in this description.Fig. 2 is according to the display device 100 of exemplary embodiment of the present invention and the calcspar of external unit 200.
The image that external unit 200 generates has attribute.For example, attributes of images can comprise the resolution of image.
When needs changed from attributes of images that external unit 200 receives, display device 100 notice external units 200 should change attributes of images, and to external unit 200 display message about the attributes of images that will change are provided.External unit 200 changes attributes of images according to the display message about the attributes of images that will change.Display device 100 receives the image that attributes have changed and shows this image from external unit 200.
For example, with reference to Fig. 7, display device 100 can show the first image 2a that receives from external unit 200.Can on the whole screen 1 of display device 100, the resolution with maximum show the first image 2a.
When showing the first image 2a, display device 100 can attempt showing together simultaneously the first image 2a and second image.Second image comprises from the image of another external unit or broadcasting station reception and the image that is generated by display device 100.Display device 100 can show first and second images 2 and 3 simultaneously according to the mode shown in Fig. 1.In this case, need to change the attribute of the first image 2a, for example, need to reduce by the resolution of the first image 2a.In this exemplary embodiment, the resolution of first image 2 and 2a can be reduced to 960 * 1200 resolution from 1920 * 1200 resolution of initial reception.
As stated, change the attributes of images that receives from external unit 200 if desired, display device 100 changes attributes of images according to controlling external unit 200 about the image information of the attribute that will change.
As shown in Figure 2, display device 100 comprises: image processor 110, and it handles the image that is generated by external unit 200; Display unit 120, it shows the image of being handled by image processor 110; And controller 130, when needs changed attributes of images, it provided the display message about the attributes of images that will change to external unit 200.
When display device 100 was connected with external unit 200, the graphics card 220 of external unit 200 read in the display message of storing in the storage unit 140 of display device 100.
Can provide I2C bus (with reference to DDC_SCL among Fig. 2 and DDC_SDA) between the graphics card 220 of storage unit 140 and external unit 200, to transmit display message.The display data channel version 2 (DDC2) of VESA (VESA) has defined the transmission of EDID through I2C bus DDC_SCL and DDC_SDA.
The operating system 210 of external unit 200 can change attributes of images based on the display message that receives from display device 100 with graphics card 220.
For example; If the display message of storage comprises 1920 * 1200 resolution of display device 100 in the storage unit 140, then the operating system 210 of external unit 200 and graphics card 220 can generate the image that has corresponding to 1920 * 1200 resolution of the resolution of display device.
Change the attributes of images that receives from external unit 200 if desired, then the display message of controller 130 change storages in storage unit 140 is to reflect the attribute that will change.
For example, if the resolution of first image 2 and 2a need become 960 * 1200 (with reference to Fig. 1 and Fig. 7) from 1920 * 1200, then controller 130 changes into 960 * 1200 with the resolution information in the display message of storage in the storage unit 140 from 1920 * 1200.
After the display message of storage, controller 130 transmits control signals to external unit 200 in changing storage unit 140, makes the display message that external unit 200 can obtain to have changed.
When from display device 100 reception control signals, external unit 200 reads in the display message that has changed of storage in the storage unit 140.Then, external unit 200 changes the resolution of image based on the display message that has changed.For example, external unit 200 can become the resolution 960 * 1200 after the change from original resolution 1920 * 1200 with image.
Fig. 3 shows the storage unit 140 according to the display device 100 of exemplary embodiment of the present invention.Storage unit 140 comprises the power pins Vcc that is used to provide driving voltage, two DDC pin DDC_SCL that will be connected with the I2C bus and DDC_SDA and write-protect pin W/P.If low signal is imported into write-protect lead-in wire W/P, then storage unit 140 preparations are written into.If high signal is imported into write-protect lead-in wire W/P, then storage unit 140 forbids being written into.
If require to change the display message of storage in the storage unit 140, then controller 130 controls are input to write-protect pin W/P with low signal.On the contrary, controller 130 is controlled in other cases high signal is input to write-protect pin W/P, prevents that thus the display message of storage in the storage unit 140 is damaged.
Fig. 4 describes the process flow diagram of the operation of display device 100 according to an exemplary embodiment of the present invention.At operation S101, controller 130 control image processors 110 are to handle the image that receives from external unit 200 and to show this image.
At operation S102, controller 130 determines whether to need to change the attributes of images that receives from external unit 200.If confirm need not change attributes of images at operation S102, then repetitive operation S101.
If confirm to change attributes of images at operation S102 place, then at operation S103, controller 130 changes the display message of storage in storage unit 140 to reflect the attribute that will change.
After the display message of storage, at operation S104, controller 130 transmits the change of control signal with indicated number information to external unit 200 in changing storage unit 140.When receiving control signal, external unit 200 reads in the display message of storage in the storage unit 140, and changes attributes of images according to the display message that has changed.
At operation S105, controller 130 control image processors 110 to be handling by external unit 200 images that receive, that its attribute has changed, and show this image.
Fig. 5 is the calcspar according to the display device 100a of the present invention's second exemplary embodiment.Below, will be as required, omit about with being repeated in this description of display device 100 same or analogous configurations shown in Figure 2.
Except the configuration among Fig. 2, display device 100a also comprises switch 170.Switch 170 is provided on the communication line (with reference to ' 171 ' among Fig. 2 and ' 172 ') between storage unit 140 and the external unit 200, and makes storage unit 140 can be connected to external unit 200 or break off from external unit 200.In other words, whether switch 170 control external units 200 have the path of storage unit access 140.
Carry out the communication between storage unit 140 and the external unit 200 through I2C bus (with reference to ' 171 ' among Fig. 2 and ' 172 '), and switch 170 breaks off at least one corresponding circuit in (open) or closed (close) and DDC_SCL line 171 and the DDC_SDA line 172.
Particularly, storage unit 140 comes to communicate with external unit 200 through the communication line (with reference to ' 173 ' among Fig. 2 and ' 174 ') of the communication line between slave controller 130 and the external unit 200 (with reference to ' 171 ' among Fig. 2 and ' 172 ') branch.In addition, with respect to communication line 173 and the communication line 171 between 174 slave controllers 130 and the external unit 200 and the take-off point of 172 branches of storage unit 140, switch 170 is set on the communication line of external unit 200 1 sides, but not controller one side.Therefore, even being the storage unit 140 that also therefore make of breaking off, switch 170 breaks off the also communication between retentive control device 130 and the storage unit 140 constantly from external unit 200.
By controller 130 CSs 170.In other words, switch 170 slave controllers 130 receiving key control signals, and based on this switch controlling signal and control store unit 140 is connected to external unit 200 or break off from external unit 200.For example, can be by mos field effect transistor (MOSFET) or comprise that the chip that has with the device of the same or similar function of MOSFET realizes switch 170.
During canned data, controller 130 cut-off switch 170 are with the communication between blocking-up external unit 200 and the storage unit 140 in being accessed in storage unit 140.The display message that changes image attributes if desired and need to change storage in storage unit 140 is to reflect the attribute that will change, and then controller 130 can be accessed in the display message of storage in the storage unit 140.
Fig. 6 is the process flow diagram of description according to the operation of the display device 100a of the present invention's second exemplary embodiment.Below, will be as required, omit about with the description of display device 100 same or analogous operations shown in Figure 4.
At operation S201, controller 130 Closing Switch 170 are so that external unit 200 can storage unit access 140.
At operation S101, controller 130 control image processors 110 are handled from the image of external unit 200 receptions and are shown this image.
At operation S102, controller 130 determines whether to need to change the attributes of images that receives from external unit 200.If confirm need not change attributes of images, then repetitive operation S101.
If confirm to need to change attributes of images at operation S102, then at operation S202, controller 130 cut-off switch 170 make that external unit 200 can not storage unit access 140.
At operation S103, when switch 170 broke off, controller 130 changed the display message of storage in storage unit 140, to reflect the attribute that will change.
At operation S203, whether the change of controller 130 inspections display message of storage in storage unit 140 is accomplished.Do not accomplish if change, then repetitive operation S103.
On the other hand, accomplish if change, then at operation S204, controller 130 is Closing Switch 170 once more, and at operation S104, controller 130 transmits the change of control signal with indicated number information to external unit 200.
Because switch 170 is closed at operation S104, so allow external unit 200 storage unit access 140 and read the display message that has changed from storage unit 140.Therefore, external unit 200 changes the display message of attributes of images to reflect that this has changed.
At operation S105, controller 130 receives the image that attribute has changed from external unit 200, and control is to show the image that is received.
According to this exemplary embodiment, controller 130 and external unit 200 communicate with storage unit 140 through I2C etc., communicate the same like two main frames (master) with a subsidiary engine (slave).
In the case, between two main frames communication contention aware possibly take place.If communication contention aware has taken place, then because error in data, garble or operating mistake (like locking (1atch-up)) are difficult to guarantee stability.
In order to solve such problem, be configured to external unit 200 broken off from storage unit 140 when the positive storage unit access 140 of controller according to the controller 130 of this exemplary embodiment, thereby prevent two communication contention aware and enhanced stability between the main frame.As stated, exemplary embodiment of the present invention provides a kind of display device and control method thereof, and this display device keeps from the quality image of external unit input, that possibly reduce owing to the change of image attributes.
In addition; Exemplary embodiment of the present invention provides a kind of display device and control method thereof; Wherein when changing the display message in storer, store when changing attribute; Prevent the external device access storer, thereby predict and prevent the communication contention aware between display device and the external unit, and therefore strengthen the stability of display device.
Though illustrated and described certain exemplary embodiment of the present invention; But one skilled in the art will recognize that; Under the situation that does not break away from principle of the present invention and spirit; Can change these exemplary embodiments, in accompanying claims and equivalent thereof, limit scope of the present invention.
Claims (19)
1. display device comprises:
Image processor, it handles the image that receives from external unit;
Display unit, it shows the image of being handled by said image processor;
Controller changes the attribute of positive images displayed if desired, and then said controller provides the display message about the attributes of images that will change to said external unit;
Storage unit is used to store said display message; And
Switch, its connection or break off said external unit and said storage unit between communication link,
Wherein, when visiting the display message of in said storage unit, storing, said switch is broken off in controller control, to break off the communication link between said external unit and the said storage unit.
2. display device as claimed in claim 1, wherein, said controller changes the said display message of in said storage unit, storing, the said attribute that will change with reflection, and notify said display message to be changed to said external unit.
3. display device as claimed in claim 2, wherein, when changing the display message of in said storage unit, storing, said switch is broken off in said controller control, to break off the said communication link between said external unit and the said storage unit.
4. display device as claimed in claim 3, after the change of the display message of wherein in accomplishing said storage unit, storing, said controller control is with switch closure, to connect the said communication link between said external unit and the said storage unit.
5. display device as claimed in claim 3; Be included between said controller and the said external unit first communication line and from the second communication circuit of the first communication line branch, this second communication circuit provides the said communication link between said storage unit and the said external unit.
6. display device as claimed in claim 3, wherein said switch are disposed on first communication line between take-off point and the said external unit, the second communication circuit of wherein said storage unit at said take-off point place from the said first communication line branch.
7. display device as claimed in claim 1, wherein when showing second image with said image simultaneously, said controller confirms to need to change said attributes of images.
8. display device as claimed in claim 7 also comprises user input unit, and it receives user command,
Wherein when showing said image, said controller shows said image and said second image simultaneously according to said user command.
9. display device as claimed in claim 1, the said attribute of wherein said image comprises the resolution of said image.
10. display device as claimed in claim 1, wherein said external unit comprises the computer system that is used to generate said image.
11. a display device comprises:
Image processor, it handles the image that receives from external unit;
Display unit, it shows the image of being handled by said image processor;
Controller changes the attribute of positive images displayed if desired, and then said controller provides the display message about the attributes of images that will change to said external unit; And
Storage unit is used to store said display message;
Wherein, said controller changes the said display message of in said storage unit, storing, the said attribute that will change with reflection, and notify said display message to be changed to said external unit,
Wherein, said storage unit comprises the write-protect pin, and it forbids writing to said storage unit according to input signal, and
Wherein, if there is not to change the display message of in said storage unit, storing, then said controller control is input to said input signal the write-protect pin of said storage unit.
12. a method of controlling display device, this display device shows the image that is generated by external unit, and this image has attribute, and this method comprises:
Determine whether to need to change the said attribute of the said image that is just showing; And
Change the said attribute of said image if desired, then the display message about the said attribute of the said image that will change be provided to said external unit,
When the said display message of access stored in storer, break off the communication link between said external unit and this storer.
13. method as claimed in claim 12 also comprises
The said display message that change is stored in storer is to reflect the said attribute that will change; And
Notify the said display message of said external unit to be changed.
14. method as claimed in claim 13 also comprises: when changing the said display message of in said storer, storing, break off the communication link between said external unit and the said storer.
15. method as claimed in claim 14 also comprises: after the change of the said display message of in accomplishing said storer, storing, connect the communication link between said external unit and the said storer again.
16. method as claimed in claim 12 also comprises: show second image with said image simultaneously.
17. method as claimed in claim 16, wherein said demonstration also comprises:
When showing said image, receive user command; And
According to said user command, show said image and said second image simultaneously.
18. method as claimed in claim 12, the said attribute of wherein said image comprises the resolution of said image.
19. method as claimed in claim 12, wherein said external unit comprises the computer system that is used to generate image.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20070003510 | 2007-01-11 | ||
| KR3510/07 | 2007-01-11 | ||
| KR1020070059116A KR20080066525A (en) | 2007-01-11 | 2007-06-15 | Display apparatus and control method thereof |
| KR59116/07 | 2007-06-15 | ||
| KR123853/07 | 2007-11-30 | ||
| KR1020070123853A KR20080066543A (en) | 2007-01-11 | 2007-11-30 | Display apparatus and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101221743A CN101221743A (en) | 2008-07-16 |
| CN101221743B true CN101221743B (en) | 2012-02-29 |
Family
ID=39631536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100040785A Expired - Fee Related CN101221743B (en) | 2007-01-11 | 2008-01-11 | Display apparatus and control method thereof |
Country Status (2)
| Country | Link |
|---|---|
| KR (2) | KR20080066525A (en) |
| CN (1) | CN101221743B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130078675A (en) * | 2011-12-30 | 2013-07-10 | 삼성전자주식회사 | Display apparatus, upgrading apparatus, display system and control method of the same |
| KR20140060141A (en) * | 2012-11-09 | 2014-05-19 | 삼성전자주식회사 | Display apparatus and method for controlling thereof |
| CN106847163A (en) * | 2017-04-19 | 2017-06-13 | 惠科股份有限公司 | A kind of display panel control circuit, display device and its control method |
| KR102290328B1 (en) * | 2020-11-16 | 2021-08-18 | 코리아에프티 주식회사 | Video output device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1592922A (en) * | 2002-09-11 | 2005-03-09 | 索尼株式会社 | Video display |
-
2007
- 2007-06-15 KR KR1020070059116A patent/KR20080066525A/en unknown
- 2007-11-30 KR KR1020070123853A patent/KR20080066543A/en not_active Application Discontinuation
-
2008
- 2008-01-11 CN CN2008100040785A patent/CN101221743B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1592922A (en) * | 2002-09-11 | 2005-03-09 | 索尼株式会社 | Video display |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20080066525A (en) | 2008-07-16 |
| KR20080066543A (en) | 2008-07-16 |
| CN101221743A (en) | 2008-07-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3336686B1 (en) | Display apparatus configuring multi display system and method for controlling the same | |
| CN111954061B (en) | Electronic device and control method thereof | |
| US20060092152A1 (en) | Display apparatus and control method thereof | |
| EP2200013A1 (en) | A data reading method, and a video transmitter and a video receiver using the same | |
| EP2230840A2 (en) | Apparatus to process signal of digital interface and method thereof | |
| CN100382140C (en) | Display apparatus | |
| WO2017134522A2 (en) | Display system for an array of video displays | |
| CN101221743B (en) | Display apparatus and control method thereof | |
| EP2731100A2 (en) | Display apparatus and method for controlling thereof | |
| US20190286404A1 (en) | Image display device, connection method of image display device, and multi-display system | |
| WO2014049686A1 (en) | Hdmi device, communication system, and hot-plug control method | |
| CN112073659B (en) | HDMI (high-definition multimedia interface) control method and device and display equipment | |
| EP1868180A2 (en) | Display apparatus and control method thereof | |
| EP1833044B1 (en) | Display device and driving method thereof | |
| US11818499B2 (en) | Reception device, method for controlling reception device, and transmission/reception system | |
| CN106937071A (en) | A kind of EDID adaptive approach and system | |
| CN101315761B (en) | Display apparatus and control method of the same | |
| US11216213B2 (en) | Transmission apparatus, method of controlling transmission apparatus, and cable | |
| EP1944685A2 (en) | Display apparatus and control method thereof | |
| CN101393732A (en) | Interface device and method for writing spreading display recognition data | |
| US20090153467A1 (en) | System and method for connection detection | |
| KR20150095051A (en) | Display device and method for image update of the same | |
| US20030189562A1 (en) | Device and method for repeatedly updating the function of a LCD monitor | |
| KR20090040489A (en) | Edid download apparatus and method of controlling the same | |
| US8421778B2 (en) | Modification device and method for selectively modifying transmission performance of image frame data |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120229 Termination date: 20160111 |