CN102110430A - Method and system for multi-window display - Google Patents
Method and system for multi-window display Download PDFInfo
- Publication number
- CN102110430A CN102110430A CN2009102620563A CN200910262056A CN102110430A CN 102110430 A CN102110430 A CN 102110430A CN 2009102620563 A CN2009102620563 A CN 2009102620563A CN 200910262056 A CN200910262056 A CN 200910262056A CN 102110430 A CN102110430 A CN 102110430A
- Authority
- CN
- China
- Prior art keywords
- display
- windows
- video
- window
- nodes
- 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.)
- Pending
Links
Images
Landscapes
- User Interface Of Digital Computer (AREA)
Abstract
The invention discloses a method and a system for multi-window display. The system comprises a parameter storage unit and a video display unit. The parameter storage unit is used for storing display information respectively correlated to a plurality of display windows in the form of a link table, wherein the link table comprises a plurality of nodes respectively correlated to the plurality of display windows, and each of the plurality of nodes comprises the display information correlated to one corresponding display window in the plurality of display windows. The video display unit is used for obtaining the display information respectively correlated to the plurality of display windows from the plurality of nodes, and displaying video in the plurality of display windows in sequence according to the display information obtained in sequence, wherein after the video display unit completes the video display in the current display window in the plurality of display windows, the video display unit obtains the display information correlated to the next display window in the plurality of display windows from the next node in the plurality of nodes.
Description
Technical field
The present invention relates to field of video processing, relate more specifically to a kind of method and system that is used for windows display.
Background technology
In video and graphical application, demonstration is a kind of requisite function.Along with data handling system becomes from strength to strength, multi-channel video or figure signal can be exported simultaneously.Windows display becomes a kind of critical function of video and graphical application.
Generally, the grating display system comprises memory buffer and Video Controller.Wherein, memory buffer is used to store the pixel map (pixel map) that will show, Video Controller is used for forming vision signal by the scanning entire image.Term " window " is the rectangular area in the screen.Usually, video or graphical application are corresponding to a window.
At present, there are two kinds of methods that are used for windows display.A kind of is the method for using in the personal computer (PC).In this method, fixing storage area, i.e. frame buffer is used for storage will the window displayed data; Video Controller is used in this fixed area of full screen display.In order to show a plurality of windows, the pixel data of each window must be write the interior specific region of frame buffer by CPU (central processing unit) (CPU) usually.This method requires CPU enough powerful, and the frame buffer bandwidth is sufficient as far as possible.Usually, frame buffer is independent of the system storage that is used for other purposes.
Another kind is the method that is used in the SOC (system on a chip) (SoC), and wherein, the CPU of SOC (system on a chip) relatively fragility and bandwidth of memory is limited.In this method, there are several display engines.In these display engines each all is responsible for the demonstration of a window.The output of each display engine will be mixed into one tunnel vision signal.So this method needs more resources than first method.
Along with data handling system become become increasingly complex and performance high more, must consider the problem of power consumption aspect.A source that produces a large amount of power consumptions is memory access.In first method, whole memory buffer is with accessed.In the second approach, there only have window area to need to be accessed.So from the viewpoint of low-power consumption, second method is better than first method.But second method needs more hardware resource.
Summary of the invention
One or more problems in view of the above the invention provides a kind of method and system that is used for windows display of novelty.
The system that is used for windows display according to the embodiment of the invention comprises: parameter storage unit, be used for storing the display message that is associated with a plurality of display windows respectively with the form of chained list, wherein, described chained list comprises a plurality of nodes that are associated with described a plurality of display windows respectively, each node in described a plurality of nodes all comprise with described a plurality of display windows in a corresponding display message that display window is associated; Video display unit, be used for obtaining the display message that is associated with described a plurality of display windows respectively from described a plurality of nodes successively, and according to the display message of obtaining successively display video in described a plurality of display windows successively, wherein, described video display unit in finishing described a plurality of display window after the video in the previous display window shows, the next node from described a plurality of nodes obtains the display message that is associated with next display window in described a plurality of display windows.
The method that is used for windows display according to the embodiment of the invention comprises: the form with chained list is stored the display message that is associated with a plurality of display windows respectively, wherein, described chained list comprises a plurality of nodes that are associated with described a plurality of display windows respectively, each node in described a plurality of nodes all comprise with described a plurality of display windows in a corresponding display message that display window is associated; Obtain the display message that is associated with described a plurality of display windows respectively from described a plurality of nodes successively, and according to the display message of obtaining successively display video in described a plurality of display windows successively, wherein, in finishing described a plurality of display window after the video in the previous display window shows, the next node from described a plurality of nodes obtains the display message that is associated with next display window in described a plurality of display windows.
In the present invention, owing to can only pass through video display unit display video in a plurality of display windows, and can only obtain the video data that display window, to show from relational storage, so can be so that number of memory accesses is minimized, thereby can save hardware cost, and reduce power consumption.
Description of drawings
From below in conjunction with the present invention may be better understood the description of accompanying drawing to the specific embodiment of the present invention, wherein:
Fig. 1 shows the process flow diagram according to the method that is used for windows display of the embodiment of the invention;
Fig. 2 shows the block diagram according to the system that is used for windows display of the embodiment of the invention;
Fig. 3 shows the block diagram according to the system that is used for windows display of further embodiment of this invention;
Fig. 4 shows the block diagram of the hardware configuration of realizing system shown in Figure 3;
Fig. 5 shows the synoptic diagram that concerns between the chained list of the display message that is associated with display window of storage and the display window;
Fig. 6 shows the structural representation of the chained list of storing the display message that is associated with display window;
Fig. 7 shows the process flow diagram of the processing of the video display unit realization in Fig. 2 and the system shown in Figure 3.
Embodiment
To describe the feature and the exemplary embodiment of various aspects of the present invention below in detail.Many details have been contained in following description, so that complete understanding of the present invention is provided.But, it will be apparent to one skilled in the art that the present invention can implement under the situation of some details in not needing these details.Description to embodiment only is in order to provide the clearer understanding to the present invention by example of the present invention is shown below.Any concrete configuration and the algorithm that are proposed below the present invention never is limited to, but any modification, replacement and the improvement that have covered coherent element, parts and algorithm under the premise of without departing from the spirit of the present invention.
Fig. 1 shows the process flow diagram according to the method that is used for windows display of the embodiment of the invention.As shown in Figure 1, this method that is used for windows display comprises: S102, form with chained list is stored the display message that is associated with a plurality of display windows respectively, wherein, this chained list comprises a plurality of nodes that are associated with a plurality of display windows respectively, each node in these a plurality of nodes all comprise with a plurality of display windows in a corresponding display message that display window is associated; S104 obtains the display message that is associated with a plurality of display windows respectively from a plurality of nodes successively, and according to the display message of obtaining successively display video in a plurality of display windows successively.
Wherein, in step S104, in finishing a plurality of display windows after the video in the previous display window shows, the next node from a plurality of nodes obtains the display message that is associated with next display window in a plurality of display windows; And after the video in last display window in finishing a plurality of display windows shows, first node from a plurality of nodes begins to obtain successively the display message that is associated with a plurality of display windows respectively once more, and display video in a plurality of display windows successively.
Fig. 2 shows the block diagram according to the system that is used for windows display of the embodiment of the invention.As shown in Figure 2, this system that is used for windows display comprises parameter storage unit 202 and video display unit 204.Wherein, the display message that parameter storage unit 202 is associated with a plurality of display windows respectively with the storage of the form of chained list (promptly, execution in step S102), wherein, this chained list comprises a plurality of nodes that are associated with a plurality of display windows respectively, each node in these a plurality of nodes all comprise with a plurality of display windows in a corresponding display message that display window is associated.Video display unit 204 obtains the display message that is associated with a plurality of display windows respectively from a plurality of nodes successively, and according to the display message of obtaining successively display video (that is execution in step S104) in a plurality of display windows successively.
Wherein, in video display unit 204, in finishing a plurality of display windows after the video in the previous display window shows, the next node from a plurality of nodes obtains the display message that is associated with next display window in a plurality of display windows; And after the video in last display window in finishing a plurality of display windows shows, first node from a plurality of nodes begins to obtain successively the display message that is associated with a plurality of display windows respectively once more, and display video in a plurality of display windows successively.
Fig. 3 shows the block diagram according to the system that is used for windows display of further embodiment of this invention.In system shown in Figure 3, the parameter storage unit 202 and video display unit 204 that in Fig. 2, comprises, also comprise indicative control unit 206.This indicative control unit 206 is used for the control of video display unit to begin display video, stop display video or begins display video again from first display windows of a plurality of display windows.
Fig. 4 shows the block diagram of the hardware configuration of realizing system shown in Figure 3.As shown in Figure 4, be used to realize that the hardware configuration of system shown in Figure 3 comprises video display engine (VDE) 402, display-memory 404, CPU 406 and host interface (host interface) 408, they connect by bus 410.Wherein, VDE 402 is used to serve as video display unit 204.Display-memory 404 is used to serve as parameter storage unit 102 and the video data storage unit that is used to store the video data that is associated with a plurality of display windows respectively.Host interface 408 is used to serve as indicative control unit 206.
Particularly, VDE is according to the following display message of storage in the parameter storage unit 102, and generation will produce the vision signal of the real window image with specific size at the ad-hoc location on the screen: memory location, each display window display position in screen and the size of each display window of the video data that is associated with a plurality of display windows in the video data storage unit respectively.Generally, VDE works under the control of several display registers of the display message that is used to deposit display window, and host interface begins display video, stops display video or begin again from first display windows of a plurality of display windows working under the control of some control registers of display video being used for depositing the control of video display unit.CPU can visit these display registers and control register.Traditionally, display register and control register all are arranged in host interface.
In an embodiment of the present invention, for display video in display window, make following arrangement:
1) as shown in Figure 4, display register is arranged among the VDE.Store respectively video data memory location, each display window display position, the size of each display window and other parameters relevant in screen in the video data storage unit that are associated with a plurality of display windows in the display register with each display window.
2) store the display message that is associated with a plurality of display windows respectively with the form of chained list.Wherein, each node of chained list is corresponding to a display window.CPU creates chained list, and it is stored in the display-memory 404 (that is, parameter storage unit 202).
3) control register is arranged in the host interface, with control VDE.The field of control register comprises the head pointer (control of video display unit first display window from a plurality of display windows begins display video again) of replacement (the control of video display unit stops display video), unlatching (the control of video display unit begins display video) and the chained list of VDE.
Fig. 5 shows the synoptic diagram that concerns between the chained list of the display message that is associated with display window of storage and the display window.As shown in Figure 5, the chained list of the display message that storage is associated with display window (for convenience, hereinafter be called and show chained list) be circular linked list, its each node all comprises all parameters of a display window corresponding with this node, comprises video data memory location, this display window display position, the size of this display window and other parameters relevant with this display window in screen in the video data storage unit that are associated with this display window.
VDE is after being opened from the control signal of host interface, at first obtain show chained list first node place stored parameters so that display register is provided with, obtain corresponding video data with at first display window display video according to the display message of depositing in the display register then.When the video of finishing first window place showed, VDE obtained the next node place stored parameters that shows chained list, display register to be set once more and at next display window display video.By such processing, be presented at all display window place display videos one by one.
Show that all nodes in the chained list are with the order link of from top to bottom display window.For example, in demonstration chained list shown in Figure 5, first node includes a display window topmost (promptly, first display window) all parameters, a display window (promptly in the middle of second node included, second display window) all parameters, the 3rd node includes all parameters of a display window (that is the 3rd display window) bottom.After video in having finished a display window bottom showed, VDE will be once more at first display window display video.So, show that last node in the chained list points to first node.
Fig. 6 shows the structural representation of the chained list (that is, showing chained list) of storing the display message that is associated with display window.As shown in Figure 6, each the node place in showing chained list also stores the field NNA that represents the next node address except storage and all parameters that the corresponding display window of this node is associated.NNA will guide VDE where to get and obtain the display message of next node place storage.All nodes are by the NNA link of their storages.The NNA of last node points to first node.The head that shows chained list is the pointer that points to first node.Control register in the host interface is provided with the head pointer that shows chained list.
Fig. 7 shows the process flow diagram of the processing of the video display unit realization in Fig. 2 and the system shown in Figure 3.As shown in Figure 7, (that is, VDE) there are three kinds of modes of operation in video display unit: idle, obtain and show.In idle condition, VDE does not carry out any operation.After VED was unlocked, it entered the state of obtaining.Obtaining state, VDE obtains the display message of present node place storage, and with in the existing display register of display message.Then, VDE enters show state.At show state, VDE obtains the video data that will show according to the display message of being obtained and shows on screen.After the video of finishing current display window showed, VDE returned the display message that the state of obtaining obtains the next node place storage of display list, and showed the video of next display window.In order to stop to show that CPU can be provided with the replacement field of the VDE in the control register in the host interface, thereby makes VDE enter idle condition.
Like this, can finish the video demonstration of a plurality of display windows by a VDE, so reduced cost.And, do not need owing to only need to obtain video data in the effective coverage of display window and video data to obtain with display window between the relevant information in space, so memory access be minimized, thereby reduced power consumption.Based on above advantage of the present invention, the present invention can be used for mobile multimedia and use.
Below the present invention has been described with reference to specific embodiments of the invention, but those skilled in the art all understand, can carry out various modifications, combination and change to these specific embodiments, and can not break away from the spirit and scope of the present invention that limit by claims or its equivalent.
Can come execution in step with hardware or software as required.Notice that without departing from the scope of the invention, the process flow diagram that can provide adds step, therefrom removes step or revise wherein step in this instructions.In general, process flow diagram just is used to refer to a kind of possible sequence of the basic operation that is used to realize function.
Embodiments of the invention can utilize programming universal digital computer, utilize special IC, programmable logic device (PLD), field programmable gate array, light, chemistry, biological, system quantum or nanometer engineering, assembly and mechanism to realize.In general, function of the present invention can be realized by any means known in the art.Can use distributed or networked system, assembly and circuit.The communication of data or to transmit can be wired, wireless or by any other means.
Also will recognize, according to the needs of application-specific, one or more can perhaps even in some cases being removed or being deactivated in the key element shown in the accompanying drawing by more separating or more integrated mode realizes.Program or code that realization can be stored in the machine readable media are carried out above-mentioned any method to allow computing machine, also within the spirit and scope of the present invention.
In addition, it only is exemplary that any signal arrows in the accompanying drawing should be considered to, rather than restrictive, unless concrete indication is arranged in addition.Separate or the ability of combination when not knowing when term is also contemplated as to make, the combination of assembly or step also will be considered to put down in writing.
Claims (13)
1. system that is used for windows display comprises:
Parameter storage unit, be used for storing the display message that is associated with a plurality of display windows respectively with the form of chained list, wherein, described chained list comprises a plurality of nodes that are associated with described a plurality of display windows respectively, each node in described a plurality of nodes all comprise with described a plurality of display windows in a corresponding display message that display window is associated;
Video display unit is used for obtaining the display message that is associated with described a plurality of display windows respectively from described a plurality of nodes successively, and according to the display message of obtaining successively display video in described a plurality of display windows successively, wherein
Described video display unit in finishing described a plurality of display window when previous display window
After video in mouthful showed, the next node from described a plurality of nodes obtained with described many
The display message that next display window in the individual display window is associated.
2. the system that is used for windows display according to claim 1, it is characterized in that, after video in described video display unit last display window in finishing described a plurality of display window shows, first node from described a plurality of nodes begins to obtain successively the display message that is associated with described a plurality of display windows respectively once more, and display video in described a plurality of display windows successively.
3. the system that is used for windows display according to claim 1 is characterized in that described chained list is a circular linked list, and the described a plurality of nodes in the described chained list are with the order link of from top to bottom display window.
4. the system that is used for windows display according to claim 3 is characterized in that, last node in described a plurality of nodes points to first node in described a plurality of node.
5. the system that is used for windows display according to claim 1, it is characterized in that the display message that is associated with any one display window in described a plurality of display windows comprises at least: the memory location of the video data that a described display window will show, the display position of a described display window in screen, the size of a described display window.
6. the system that is used for windows display according to claim 5, it is characterized in that, also comprise the positional information of the node that is associated with next display window with respect to a described display window with a node in described a plurality of nodes that a described display window is associated.
7. the system that is used for windows display according to claim 1 also comprises:
Indicative control unit is used for controlling described video display unit and begins display video, stops display video or begin display video again from first display windows of described a plurality of display windows.
8. method that is used for windows display comprises:
Form with chained list is stored the display message that is associated with a plurality of display windows respectively, wherein, described chained list comprises a plurality of nodes that are associated with described a plurality of display windows respectively, each node in described a plurality of nodes all comprise with described a plurality of display windows in a corresponding display message that display window is associated;
Obtain the display message that is associated with described a plurality of display windows respectively from described a plurality of nodes successively, and according to the display message of obtaining successively display video in described a plurality of display windows successively,
Wherein, in finishing described a plurality of display window after the video in the previous display window shows, the next node from described a plurality of nodes obtains the display message that is associated with next display window in described a plurality of display windows.
9. the method that is used for windows display according to claim 8, it is characterized in that, after video in last display window in finishing described a plurality of display window shows, first node from described a plurality of nodes begins to obtain successively the display message that is associated with described a plurality of display windows respectively once more, and display video in described a plurality of display windows successively.
10. the method that is used for windows display according to claim 8 is characterized in that described chained list is a circular linked list, and the described a plurality of nodes in the described chained list are with the order link of from top to bottom display window.
11. the method that is used for windows display according to claim 10 is characterized in that, last node in described a plurality of nodes points to first node in described a plurality of node.
12. the method that is used for windows display according to claim 8, it is characterized in that the display message that is associated with any one display window in described a plurality of display windows comprises at least: the memory location of the video data that a described display window will show, the display position of a described display window in screen, the size of a described display window.
13. the method that is used for windows display according to claim 12, it is characterized in that, also comprise the positional information of the node that is associated with next display window with respect to a described display window with a node in described a plurality of nodes that a described display window is associated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009102620563A CN102110430A (en) | 2009-12-23 | 2009-12-23 | Method and system for multi-window display |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009102620563A CN102110430A (en) | 2009-12-23 | 2009-12-23 | Method and system for multi-window display |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102110430A true CN102110430A (en) | 2011-06-29 |
Family
ID=44174565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009102620563A Pending CN102110430A (en) | 2009-12-23 | 2009-12-23 | Method and system for multi-window display |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102110430A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103258522A (en) * | 2012-02-17 | 2013-08-21 | 上海智显光电科技有限公司 | Display window configuration type display system |
CN103744793A (en) * | 2014-01-20 | 2014-04-23 | 苏州壹世通科技有限公司 | Method and device for setting data display |
CN104391741A (en) * | 2014-11-06 | 2015-03-04 | 中国石油天然气集团公司 | Chain-based multi-window control and data processing method, device and system |
CN107748751A (en) * | 2017-09-04 | 2018-03-02 | 珠海格力电器股份有限公司 | window navigation method and device |
CN115802093A (en) * | 2023-02-06 | 2023-03-14 | 杭州阿启视科技有限公司 | Video playing method and device, electronic equipment and storage medium |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0840277A2 (en) * | 1996-11-01 | 1998-05-06 | Texas Instruments Incorporated | Window processing in an on screen display system |
CN1767601A (en) * | 2005-10-21 | 2006-05-03 | 西安交通大学 | Synchronous broadcast controlling method capable of supporting multi-source stream media |
CN1964442A (en) * | 2005-11-09 | 2007-05-16 | 上海奇码数字信息有限公司 | A control system for screen display |
CN101232383A (en) * | 2008-02-21 | 2008-07-30 | 中兴通讯股份有限公司 | System and method for sharing display unit |
CN101344847A (en) * | 2008-08-26 | 2009-01-14 | 北京中星微电子有限公司 | Graphical user interface system and message processing method |
-
2009
- 2009-12-23 CN CN2009102620563A patent/CN102110430A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0840277A2 (en) * | 1996-11-01 | 1998-05-06 | Texas Instruments Incorporated | Window processing in an on screen display system |
CN1767601A (en) * | 2005-10-21 | 2006-05-03 | 西安交通大学 | Synchronous broadcast controlling method capable of supporting multi-source stream media |
CN1964442A (en) * | 2005-11-09 | 2007-05-16 | 上海奇码数字信息有限公司 | A control system for screen display |
CN101232383A (en) * | 2008-02-21 | 2008-07-30 | 中兴通讯股份有限公司 | System and method for sharing display unit |
CN101344847A (en) * | 2008-08-26 | 2009-01-14 | 北京中星微电子有限公司 | Graphical user interface system and message processing method |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103258522A (en) * | 2012-02-17 | 2013-08-21 | 上海智显光电科技有限公司 | Display window configuration type display system |
CN103744793A (en) * | 2014-01-20 | 2014-04-23 | 苏州壹世通科技有限公司 | Method and device for setting data display |
CN103744793B (en) * | 2014-01-20 | 2017-03-01 | 苏州壹世通科技有限公司 | A kind of data display method to set up and device |
CN104391741A (en) * | 2014-11-06 | 2015-03-04 | 中国石油天然气集团公司 | Chain-based multi-window control and data processing method, device and system |
CN104391741B (en) * | 2014-11-06 | 2017-11-07 | 中国石油天然气集团公司 | A kind of multiwindow control and data processing method, apparatus and system based on chain type |
CN107748751A (en) * | 2017-09-04 | 2018-03-02 | 珠海格力电器股份有限公司 | window navigation method and device |
CN115802093A (en) * | 2023-02-06 | 2023-03-14 | 杭州阿启视科技有限公司 | Video playing method and device, electronic equipment and storage medium |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8018466B2 (en) | Graphics rendering on a network on chip | |
US20030011637A1 (en) | System, method, and computer program product for optimization of a scene graph | |
CN103380417B (en) | The method and system of the data for being stored from memory requests | |
CN102110430A (en) | Method and system for multi-window display | |
JP5600517B2 (en) | Information processing apparatus, information processing method, and program | |
US8713285B2 (en) | Address generation unit for accessing a multi-dimensional data structure in a desired pattern | |
JP2010118081A (en) | Array transformation in behavioral synthesis tool | |
US8166275B2 (en) | Method and apparatus for accessing a multi ordered memory array | |
Piccolboni et al. | Broadening the exploration of the accelerator design space in embedded scalable platforms | |
JP2021120849A (en) | Data processing method, apparatus, and related product | |
CN101236740B (en) | Display data transmission method and apparatus | |
US9003165B2 (en) | Address generation unit using end point patterns to scan multi-dimensional data structures | |
CN101127847A (en) | A screen display synthesis method and synthesis device | |
CN102105905B (en) | Semiconductor integrated circuit device, remote controller for air conditioner | |
US8041903B2 (en) | Processor and method for controlling memory | |
US6771271B2 (en) | Apparatus and method of processing image data | |
US20110307643A1 (en) | Memory Management Process and Apparatus for the Same | |
CN103136162B (en) | Cloud framework and the method for designing based on this framework in ASIC sheet | |
AU2010241218A1 (en) | Method, apparatus and system for associating an intermediate fill with a plurality of objects | |
CN114757159A (en) | Packaging development method and system of multifunctional data table component | |
US11030976B2 (en) | Image combination device and display system comprising the same | |
US20040017377A1 (en) | Method and apparatus for hardware acceleration of graphical fill in display systems | |
US8988444B2 (en) | System and method for configuring graphics register data and recording medium | |
CN101996142A (en) | Method and device for accessing storage | |
CN102184070A (en) | Method and device for displaying cursor of hardware support |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110629 |
|
WD01 | Invention patent application deemed withdrawn after publication |