CN101238716A - Apparatus for providing multiple screens and method of dynamically configuring multiple screens - Google Patents
Apparatus for providing multiple screens and method of dynamically configuring multiple screens Download PDFInfo
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- CN101238716A CN101238716A CNA200680028518XA CN200680028518A CN101238716A CN 101238716 A CN101238716 A CN 101238716A CN A200680028518X A CNA200680028518X A CN A200680028518XA CN 200680028518 A CN200680028518 A CN 200680028518A CN 101238716 A CN101238716 A CN 101238716A
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Abstract
The invention provides an apparatus for providing multiple screens and a method of dynamically configuring the multiple screens. The apparatus for providing multiple screens includes: a screen generating module for generating display service screen; and a service select module which connects said service with a screen generated by said screen generating module.
Description
Technical field
Apparatus and method according to the invention relates to configuring multiple screens, more specifically, relates to dynamic-configuration provides plurality of kinds of contents on the single one physical display unit multi-screen.
Background technology
The broadcasting receiver of prior art (such as Digital Television (TV) or top box of digital machine) only provides a content element on the single one physical display unit, or shows main screen and sub-screen on the single one physical display unit simultaneously.
Although the broadcasting receiver of prior art can show main screen and sub-screen simultaneously on same display screen, can only arrange main screen and sub-screen with limited mode.In main screen under the situation of content displayed, all elements of displaying contents, that is, and video data, voice data and other data.On the other hand, in sub-screen under the situation of content displayed, the part element of a displaying contents.
Content source comprises: such as satellite broadcasting, the broadcast service of terrestrial broadcasting or wired broadcasting is such as the storage medium of digital universal disc (DVD) or be connected to the external device (ED) of input terminal.Yet it is quite difficult using existing broadcasting receiver to be presented on the display screen by the content that these different content sources provide.
In interactive TV application environment, suppose and have only a screen to be output to physical display such as MHP (MHP), senior common application platform (ACAP) and open cable application platform (OCAP).
In interactive TV application environment, for example, be used based on the user interface (UI) of home audio/video interoperability (HAVi).According to HAVi UI standard, although the screen number that shows on physical display without limits generally only shows a screen on physical display.
Summary of the invention
Technical problem
In such environment, be difficult on content of multimedia being presented at independently screen in, to being presented at the operation of execution a such as decoding in the content of multimedia on the screen, Digital Signal Processing, user interaction process etc.In addition, also being difficult to the screen is the use of life cycle and resource of the dynamic controlling application program of unit.
Therefore, need method on a kind of screen that plurality of kinds of contents is presented at dynamic-configuration.
Technical scheme
The invention provides a kind of dynamic-configuration provides the multi-screen of plurality of kinds of contents on physical display equipment and method that be used for.
According to an aspect of the present invention, provide a kind of equipment that is used to provide multi-screen, this equipment comprises: the screen generation module generates the screen that shows service; With the services selection module, described service is connected to the screen that generates by described screen generation module.
According to a further aspect in the invention, provide a kind of method of dynamic-configuration multi-screen, this method comprises: generate the screen that shows service; With the screen that described service is connected to generation.
Description of drawings
By the reference accompanying drawing exemplary embodiment of the present is described in detail, above-mentioned and other aspects of the present invention will be clearer, wherein:
Figure 1A to Fig. 1 H is the diagrammatic sketch that illustrates according to the configuration of the PIP screen of exemplary embodiment of the present invention;
Fig. 2 illustrates according to the logical screen of exemplary embodiment of the present invention and the diagrammatic sketch of the relation between the display screen;
Fig. 3 A to Fig. 3 E is the diagrammatic sketch that illustrates according to the configuration of the screen that comprises mapping program (mapper) of exemplary embodiment of the present invention;
Fig. 4 is the block diagram that illustrates according to the service source of exemplary embodiment of the present invention;
Fig. 5 A and Fig. 5 B illustrate according to the non-abstract service of exemplary embodiment of the present invention and the diagrammatic sketch of abstract service;
Fig. 6 illustrates the attribute information of logical screen and display screen and the diagrammatic sketch of interface;
Fig. 7 is the diagrammatic sketch that the attribute " z-order (order) " according to the logical screen of exemplary embodiment of the present invention is shown;
Fig. 8 A and Fig. 8 B all are the diagrammatic sketch that illustrate according to the attribute " viewing area " of the logical screen of exemplary embodiment of the present invention;
Fig. 9 illustrates the restriction according to the services selection operation of exemplary embodiment of the present invention.
Figure 10 is the diagrammatic sketch that illustrates according to the method for display screen that two map of services are arrived of exemplary embodiment of the present invention;
Figure 11 is the block diagram of configuration of equipment that is used to provide multi-screen that illustrates according to exemplary embodiment of the present invention;
Figure 12 is the flow chart that illustrates according to the method for the dynamic-configuration multi-screen of exemplary embodiment of the present invention;
Figure 13 is the diagrammatic sketch of software architecture that is used to provide multi-screen that illustrates according to exemplary embodiment of the present invention;
Figure 14 is the diagrammatic sketch that illustrates according to the relation between the module of the formation application programming interfaces (API) of exemplary embodiment of the present invention layer;
Figure 15 illustrates passing through as shown in figure 14 module and will be presented at the flow chart that multinomial service on each self-corresponding logical screen is presented at the method on the screen according to exemplary embodiment of the present invention;
Embodiment
By with reference to following detailed description, can more easily understand advantages and features of the invention and realize method of the present invention exemplary embodiment and accompanying drawing.Yet the present invention can realize with many different forms, and should not be construed and be limited to the exemplary embodiment of setting forth here.On the contrary, provide these exemplary embodiments so that the disclosure is thorough and complete, and fully pass on design of the present invention to those skilled in the art, the present invention will only be defined by the claims.Run through specification, the identical identical parts of label indication.
Before explanation the present invention, now with the term that uses in this specification of brief description.Yet, it should be noted that unless otherwise stated, otherwise the use of any and whole example that provides here or exemplary term is only for illustrating the present invention better, and is not to limit the scope of the invention.
One group of content of multimedia of term " service " indication, that is, at least one service component forms single service.
Service component is the element of service, and service component comprises video component, audio component and data component.Video component and audio component comprise video information and audio-frequency information respectively.In addition, data component is meant the application program in the service, and data component comprises: the application program of Weather information is provided, the application program of stock information is provided, the application program of captions or electronic program guides (EPG) is provided.
The object of the execution of term " service context " indication may command service, and various resources, device and the execution state information that provides service required is provided.Can confirm the service component of the configuration element of conduct service by service context.
In fact term " physical display " indication shows physical unit, the external output port of output content or the storage device of memory contents of the content of service.
In fact term " display screen " indication is presented at the screen on the physical display.Any service can directly be set in display screen, and display screen can be presented on the physical display.Perhaps, at least one logical screen that is mapped to the specific region of display screen can be presented on the physical display.
Term " logical screen " indicated number is the space of service arbitrarily.Logical screen was virtual screen before being mapped to display screen, so logical screen is not displayed on the physical display.Therefore, by logical screen is mapped to display screen, logical screen can be outputed on the physical display.
Logical screen and display screen can be the combinations of stationary background image, video raster and figure grating.The figure grating can be the combination of text, lines, color and image, or the mixing of frame of video.
Term " main service " the such service of indication, this service is served by being presented at menu or the remote controller on the physical display or being chosen to be the master by application program by API by the user, and shows that the screen of main service is called as " main screen ".
The service that term " picture in picture service " (PIP service) indication is such, by being presented at menu on the physical display or remote controller or being chosen to be sub-services in the main service by application program by API, and the PIP service can be displayed on picture-in-picture screen (PIP screen) or the main screen by the user in this service.
The PIP screen comprise the screen of the part of occupying another screen shown in Figure 1A to Fig. 1 D and shown in Fig. 1 E to Fig. 1 F show simultaneously with another screen and with the nonoverlapping screen of this another screen.In this case, should be appreciated that, shown in Fig. 1 G and Fig. 1 H, the PIP screen can comprise that the optional position that is displayed in the physical display or zone are gone up or with the screen of another screen overlay.
In case of necessity, will the term that not have to describe in aforesaid description be described.Detailed description exemplary embodiment below with reference to accompanying drawings.
Fig. 2 illustrates according to the logical screen of exemplary embodiment of the present invention and the diagrammatic sketch of the relation between the display screen.
With reference to Fig. 2, can use logical screen 210,212 and 214 to show service.By mapping block 230 logical screen 210,212 and 214 is mapped to display screen 220,222 and 224.
At length, logical screen 210 and 212 is mapped to display screen 220, logical screen 212 and 214 is mapped to display screen 222, logical screen 210,212 and 214 is mapped to display screen 224.
In brief, by mapping block 230, be used to show that at least one logical screen of service is mapped to the arbitrary region of display screen.
Mapping block 230 is one group logical screen is mapped to the required multiple information of display screen.The example of described multiple information comprises: the coordinate information of the presumptive area on the display screen that each of a plurality of logical screens is mapped to, the identification information of logical screen and display screen, and specify the information of display logic screen on display screen in what order.
Mapping block 230 can change the size of logical screen, thereby logical screen is assigned to the arbitrary region of display screen.That is to say, but the distribution of the position of the convergent-divergent of mapping block 230 actuating logic screens and logical screen, and Fig. 3 A to Fig. 3 E illustrates to comprise the diagrammatic sketch of mapper as the configuration of the screen of mapping block.
With reference to Fig. 3 A, will comprise that by mapper the main screen of the combination of stationary background image B, video raster V and figure grating G is mapped to the entire display screen curtain with standard size.Be mapped to the entire display screen curtain with the size of dwindling by the PIP screen that mapper will include only video component.In this case, on main screen, this comes definite according to Z value with the PIP screen display of mapping.Reference character Z is meant after a while with the z-sequence valve of describing.Overlapping screen can combine with display screen.Overlapping screen is to be arranged in outermost specific screens, can work as and use overlapping screen when caption function is provided.The PIP screen can only have video component as shown in Figure 3A, also can have the combination of stationary background image B, video raster V and figure grating G shown in Fig. 3 B.
With reference to Fig. 3 C, will comprise that by mapper the main screen of the combination of stationary background image B, video raster V and figure grating G is mapped to the entire display screen curtain with standard size.To only have two PIP screen # 1 of video component and the arbitrary region that #2 is mapped to display screen with the size of dwindling by mapper.In this case, the PIP screen of mapping is disposed on the main screen, and can keep the Z value consistently.In addition, overlapping screen can combine with display screen.The configuration of screen can have a plurality of PIP screens that include only video component shown in Fig. 3 C, or has a plurality of PIP screens of the combination that comprises stationary background image B, video raster V and figure grating G shown in Fig. 3 D.
Picture out picture (POP) screen is shown in Fig. 3 E.Be appreciated that the PIP screen display in main screen, and the POP screen display is outside main screen.With reference to Fig. 3 E, will comprise a plurality of PIP screen # 1 of combination of stationary background image B, video raster V and figure grating G and the arbitrary region that #2 is mapped to display screen by mapper with the size of dwindling.In this case, can keep the POP screen # 1 that shines upon and the Z value of #2 consistently.In addition, overlapping screen can combine with display screen.
Can realize mapping block 230 by interface or the function worked out by various computer programming languages, and mapping block 230 can be by using above-mentioned information as the relation between parameter establishment or change logical screen and the display screen with being performed.
Also can realize mapping block 230, so that logical screen is mapped to display screen by hardware.
In addition, as shown in Figure 4, the service that is provided by various services source can be presented on the display screen, described display screen can be displayed on the physical display.
The service source that broadcast service is provided of existence such as terrestrial broadcasting 320 and wired broadcasting 330, provide the service source (showing among Fig. 4) of service such as the service source that the service that is stored in the storage medium is provided of individual video recorder (PVR) 340 with through cable network or wireless network.
Then, use the predetermined method or the method for user or application program setting that any service directly is set on the display screen that will be displayed on the physical display.Otherwise, at least one logical screen that is mapped to the arbitrary region of display screen is presented on the physical display 350.In brief, the service that terrestrial broadcasting 320, wired broadcasting 330 and PVR are provided is presented on the physical display 350.
Shown in Fig. 5 A and Fig. 5 B, service can be divided into abstract (abstract) service and non-abstract service according to an exemplary embodiment of the present invention.
Abstract service is the service that is independent of broadcasting channel, rather than the service that is provided by the broadcast singal of real-time transmission.Abstract service includes only data component, that is, and and application program, and do not comprise video component and audio component.The example of abstract service comprises the not service of binding (unbound) application program that has based on the OCAP standard.
Non-abstract service is understood that to be different from the service of abstract service.
According to current exemplary embodiment of the present invention, abstract service and non-abstract service all have independence.For example, can abstract service directly be set on physical display, and can on logical screen, show non-abstract service by logical screen.Then, logical screen can be mapped to the display screen that is provided with abstract service.After this, can pass through physical display output display screen curtain.Like this, abstract service can be independent of non-abstract service and is displayed on the display screen.In addition, abstract service can be mapped to different logical screens with non-abstract service.After this, logical screen can be mapped to the single display screen.In other words, abstract service can be independent of non-abstract service and is displayed on the display screen.
According to current exemplary embodiment of the present invention, logical screen can be classified as different objects with display screen.Perhaps, according to the attribute information of a screen object, screen can be used as logical screen or display screen.
That is to say, on the basis of the type information in the attribute information of screen object, can confirm that screen is logical screen or display screen.
The attribute information of screen object comprises a plurality of attributes " z-order ", " viewing area ", " observability ", " related display screen ", " related service context " and " output port ".
Fig. 6 illustrates the type of the interface of the attribute information of screen object and processing attribute information.
Attribute " type " the 505th, the indication screen is the logical screen or the attribute information of display screen.
Attribute " z-order " 510 is used for determining to arrange a plurality of logical screens along the z axle in what order.Fig. 7 illustrates the configuration of the logical screen on the combined physical display unit of value of the attribute that is used for logical screen " z-order ".
With reference to Fig. 7, respectively first logical screen 620 and second logical screen 630 are mapped to the presumptive area of display screen 610.At length, first logical screen 620 is displayed on the display screen 610, and second logical screen 630 and first logical screen 620 are presented on the display screen with overlapping.In other words, sequentially arrange display screen 610, first logical screen 620 and second logical screen 630 along the z direction of principal axis.In this case, the attribute " z-order " that the attribute of first logical screen 620 " z-order " can the value of being set to 1, the second logical screen 630 can the value of being set to 2.The attribute of first logical screen 620 and second logical screen 630 " z-order " can be set to Any Digit or character, as long as they can represent the particular order of arranging first logical screen 620 and second logical screen 630 along the z direction of principal axis.
Shown in Fig. 8 A and Fig. 8 B, attribute " viewing area " the 520th is about the information in the display screen zone of logical screen.
Fig. 8 A illustrates the whole zone that logical screen 710 is mapped to display screen 720, and Fig. 8 B illustrates the subregion that logical screen 730 is mapped to display screen 740.
Attribute " viewing area " can comprise specifies the information of logical screen with the two-dimensional coordinate of the predetermined portions of the display screen that is mapped to, can comprise that perhaps what deviant the information and the indication logical screen of specifying the precalculated position on the display screen have departed from from the precalculated position on the display screen.
Attribute " observability " 530 determine with logical screen visibly (visibly) still invisibly (invisibly) be presented on the display screen.By changing the value of attribute " observability " 530, logical screen is appeared on the display screen or from display screen disappear.
Attribute " related display screen " the 540th is about the information of the display screen related with logical screen.The logical screen that all has nothing to do with any display screen may not be displayed on the physical display, also is not sent to outside output device.
Attribute " related service context " the 550th is about the information of the service context that is connected to logical screen or display screen.The service that is arranged in such service context can be displayed on logical screen or the display screen.
Attribute " output port " the 560th, about the information with the device of output display screen curtain, this device comprises display screen, wire/wireless communication medium and various Storage Media.
Can be provided for discerning or changing the interface of the value of attribute as shown in Figure 6.With reference to Fig. 6, this interface can comprise: interface " setting " sets property or logical screen is connected to display screen; Interface " interpolation " adds property value or with the logical screen Connection Service; Interface " obtains ", the recognition property value; And interface " removal ", remove property value.These interfaces can comprise process, function, program or the method for carrying out its function respectively.
For example, method " getDisplayScreen (void) " is returned the display screen related with current screen.At length, if current screen is a logical screen, then method " getDisplayScreen (void) " is returned related display screen.If current screen is a display screen, then method " getDisplayScreen (void) " is returned the reference information about current screen.In addition, if current screen is a logical screen, but do not have related screen, then method " getDisplayScreen (void) " is returned " sky " value.
According to another example, method " public void setDisplayArea (HScreenRectangle rect) throws SecurityException, IllegalStateException " provides the function that current logical screen is mapped to the presumptive area of related display screen.The example that provides as parameter is the class " HScreenRectangle " of bag " org.havi.ui ", and this example has two-dimensional position information.It is processed that the execution of method " SecurityException " and " IllegalStateException " can be used as the abnormal operation of method " setDisplayScreen (HScreenscreen) ".When current screen is logical screen or when the part of the display screen related with current logical screen can not change owing to the characteristic of host platform, executing method " IllegalStateException ".
According to another example, method " getDisplayArea (void) " is returned the area information of current screen as HScreenRectangle information.If current screen is corresponding to display screen, then method " getDisplayArea (void) " is returned the HScreenRectangle information that has with the identical value of HScreenRectangle (0,0,1,1).If current screen is a logical screen, then method " getDisplayArea (void) " is returned the information about the zone on the display screen that is occupied by current screen.If current screen is logical screen but all has nothing to do with any display screen that then method " getDisplayArea (void) " is returned " sky " value.
Run through following description, some term is used with the expression special interface.Yet the name that it should be appreciated by those skilled in the art that specific function is just in order to indicate its function.The detailed description of this exemplary embodiment is not intended to distinguish the function of title difference (rather than function difference).
By service context is related with screen, the content in the service can be presented on the described screen.Below, the operation that service context is related with screen is meant services selection.In this case, can a screen is related with a plurality of service context.Can show service by described services selection operation.
The service context that is used for services selection can be used for abstract service or non-abstract service.In addition, the screen that is used for services selection can be logical screen or display screen.
Because the restriction of hardware or software is implemented device of the present invention (for example, after a while with the multi-screen generator of describing 700) and is had limited services selection operation.
For example, when service context is used for non-abstract service, exist not allow the restriction related of a plurality of service context with same screen.This restriction is used to reduce the complexity that occurs when being presented at two or more video components and background component on the screen.If similar service component is distributed to screen, then be difficult to specify the service component that will on screen, show.For example, as shown in Figure 9, when before related with screen 50 service context 60 comprises video component 62, do not allow to comprise that another service context 70 of new video component 72 is related with screen 50.
In addition, being used for the multinomial service context of abstract service can be related with single screen.For example, be connected in the state of described screen, provide second application program of weather information also can additionally be connected to described screen in first application program that stock information is provided.
In this exemplary embodiment, carry out the services selection operation in order to use application program, can use the interface of describing with reference to Fig. 6.More specifically, provide method " addServiceContext (ServiceContext) " to carry out related between service context and the screen.For example, when screen was displayed on the physical display, the content of given service context was displayed on the corresponding screen of described physical display.When described service context is related with described screen, be necessary to pre-determine described service and whether can be displayed on the described screen, that is, whether described services selection operation is owing to aforesaid restriction is limited.
Simultaneously, method " removeServiceContext (ServiceContext) " is removed the association of being carried out by method " addServiceContext (ServiceContext) ".In addition, method " getServiceContext (ServiceContext) " is determined the service context related with screen by means of described services selection operation.
In this exemplary embodiment, provide method " checkServiceContext (ServiceContext) " to check whether predetermined service context can be related with predetermined screen.
Figure 10 is illustrated in the diagrammatic sketch that the processing of two services is set with being mapped on two logical screens of single display screen.
With reference to Figure 10, first service comprises three all service component, that is, video component, audio component and data component, second service only comprises video component and audio component.Yet the present invention does not apply any restriction to service component, and as shown in Figure 8 first service and second service are exemplary.
As shown in figure 10, first service and second service are presented on the physical display with prior art mode much at one.According to current exemplary embodiment of the present invention, multinomial service can be presented on the physical display independently of one another, and the quantity that can be presented at the service on the single display screen not applied any restriction.
Figure 11 is the block diagram of equipment that is used to provide multi-screen according to exemplary embodiment of the present invention.With reference to Figure 11, be used to provide the equipment 900 of multi-screen to comprise digital signal processing module 940, screen generation module 950, services selection module 955, output module 960 and user/application interface module 965.
In addition, equipment 900 comprises broadcast singal receiver module 910, storage medium 920 and outside input module 930 as the service source, and comprises that physical display 970, storage medium 980 and outside output module 990 are as the service output medium.
Here the term of Shi Yonging " module " is meant the software or the nextport hardware component NextPort of (but being not limited to) execution particular task, such as field programmable gate array (FPGA) or application-specific integrated circuit (ASIC) (ASIC).Module can advantageously be configured to reside on addressable storage medium and be configured to and be carried out on one or more processor.Thereby, as example, module can comprise assembly, process, function, attribute, program, subprogram, program code segments, driver, firmware, microcode, circuit, data, database, data structure, table, array and the variable such as component software, OO component software, class component and task component.The function that provides in these assemblies and module can be combined into assembly and module still less, perhaps further is separated into other assembly and module.
Digital signal processing module 940 receives the various information (for example, video information, audio-frequency information or data message) of service (such as content of multimedia) from broadcast singal receiver module 910, storage medium 920 or outside input module 930.
Broadcast singal receiver module 910 receives satellite, ground or cable broadcasting signal, and the broadcast singal of transmission reception, video information, audio-frequency information or the data message of storage medium 920 stores service, outside input module 930 is from receiving video information, audio-frequency information or the data message of service such as the external device (ED) that is connected to the network of network interface module.
Digital signal processing module 940 uses the service component that receives to recover multinomial service.The service that recovers comprises abstract service or non-abstract service.
Here, phrase " multinomial service " is meant two or the more multinomial service that is sent by broadcast singal receiver module 910, or two or more multinomial service being sent by broadcast singal receiver module 910 and storage medium 920 respectively.
Digital signal processing module 940 can be according to the selection service of recovering by means of user/application interface module 965 of user or application program.In this case, user or application program can be selected being connected between arbitrarily service and the screen.
Screen generation module 950 formation logic screen and display screens are to show the service that is recovered by digital signal processing unit 940.
Services selection module 955 is carried out aforementioned services selection operation.At length, services selection module 955 determines whether any service can be displayed on the screen.If described service can be shown, then services selection module 955 can be presented at described service on the screen.On the contrary, if described service can not be displayed on the screen, then select the described service of service module 955 output notices can not be displayed on message on the screen.Described message can comprise the voice signal that is sent to the user by the loud speaker (not shown), or comprises the picture signal that is presented on the physical display 970.Therefore, can confirm whether the service of expecting is presented on the specific screen.
Can determine the service that will be shown and show the screen of described service through the selection of user/application interface module 965 by user or application program.Also can on PIP screen or POP screen, carry out services selection.
In the logical screen that output module 960 will be produced by screen generation module 950 at least one is mapped to display screen.Use predefined method or user can carry out the mapping area of logical screen to display screen by means of the method that user/application interface module 965 is provided with.
The service that digital signal processing module 940 recovers can be can't help screen generation module 950 and be handled.On the contrary, the service that is recovered by digital signal processing module 940 can directly be mapped to the specific part of the display screen that is produced by output module 960.
The display screen that is provided by output module 960 can be presented on the physical display 970 and maybe can be stored in the storage medium 980.The example of storage medium 980 comprises computer-readable floppy disk, hard disk, CD-ROM, DVD, DVD-ROM, BD (Blu-ray Disc) and semiconductor memory.
In addition, can will send to the external equipment that is connected to network by the display screen that output module 960 provides through outside output module 990.
For this reason, output module 960 can comprise a plurality of output ports, can provide display screen through described a plurality of output ports.In this case, can provide display screen through setting in advance to the output port of acquiescence or the output port of selecting by means of user/application interface module 965 by the user.
The service that user or application program can use user/application interface module 965 to select in the multinomial service or recover to expect.In addition, the user can use user/application interface module 965 to select in a plurality of display screens one.
Because module shown in Figure 11 is divided according to its function, therefore can be connected to other modules.
Figure 12 is the flow chart that illustrates according to the method for the dynamic-configuration multi-screen of exemplary embodiment of the present invention.
Usually, send video information, audio-frequency information and the data message that constitutes content of multimedia with predetermined form (for example, mpeg stream form).In operation S1010, digital signal processing module 940 receiver, video information, audio-frequency information and data message, and based on the video information that receives, audio-frequency information and data message recovery service.Here, can select or pre-determine the service that in operation S1010, recovers by user or application program.The user can use at the menu that shows on the display unit or remote controller and select connection between any screen and the screen.Application program can use API to select described connection.
In addition, data message comprises the application information about the application program that is used to serve, and these application informations comprise the signal message whether the indication application program can be carried out on the PIP screen.The example of application information comprises based on the application information table AIT of MHP standard with based on the application information table XAIT of the expansion of OCAP standard.Signal message can be added to application information.
After this, in operation S1020, screen generation module 950 generates the screen that shows the service that recovers.After this, in operation S1030, the service that services selection module 955 will be recovered is connected to the screen that is produced by screen generation module 950.This attended operation can be understood that the operation associated of service context and screen.
The screen that generates in operation S1020 comprises logical screen and display screen.Output module 960 is mapped to display screen with logical screen in operation S1040, and then, output module 960 provides display screen by physical display, storage medium or network in operation S1050.Even mapping logic screen not, output module 960 also can provide the display screen with the service that is connected by services selection module 955.
Although it is not shown in Figure 12, but in operation S1030, services selection module 955 determines whether service context can be related with screen, on the basis of determining the result, service context is connected to screen to services selection module 955 or output indicates described service context can not be connected to the signal of screen then.
When the user selects the PIP service, realize the PIP service with two kinds of patterns.In first pattern, need not to create the independent logical screen that is used for PIP service, i.e. PIP screen, the only video component of the PIP that is provided on main screen, selecting service.In second pattern, create the PIP service of independent logical screen that is used for the PIP service to select on the PIP screen that is provided at establishment.
For the sake of simplicity, Figure 12 illustrates only with the method for a map of services to display screen.Yet, can by or multinomial map of services is not arrived display screen by a plurality of logical screens.
When by this way display screen being offered the user, the user can carry out multinomial service.
Figure 13 is the diagrammatic sketch of software architecture that is used to provide multi-screen that illustrates according to exemplary embodiment of the present invention.
With reference to Figure 13, software architecture 1100 comprises device Drive Layer 1110, api layer 1120 and application layer 1130.
But thereby the logical screen that application layer 1130 provides interface user dynamic-configuration to show service, thereby or user command is sent to api layer 1120 api layers 1120 can carry out user command.
The user makes device Drive Layer 1110 display screen is provided or display screen is stored in the storage medium through physical display by means of application layer 1130.In addition, the user can make device Drive Layer 1110 display screen be sent to external device (ED) through network.
For this reason, device Drive Layer 1110 can comprise a plurality of output ports that display screen can be provided.Otherwise api layer 1120 can comprise a plurality of output ports.
For a plurality of logical screens of dynamic-configuration on display screen, api layer 1120 can comprise a plurality of software modules, for example, as shown in figure 15, multi-screen manager module " MultiScreenManager " 1210, multi-screen context module " MultiScreenContext " 1230, multi-screen context oracle listener module " MultiScreenContextListener " 1250, and multi-screen context events module " MultiScreenContextEvent " 1240.
When multi-screen context module 1230 changes the attribute information of screen object 1220, multi-screen context events module 1240 is as the reformed event class of attribute information of announcement screen object 1220, multi-screen context oracle listener module 1250 is as the oracle listener interface object, described oracle listener interface object can realize with predetermined application class, and described predetermined application class attempts to receive the incident by 1240 promptings of multi-screen context events module.
Application program 1260 is driven modules on application layer 1130.Application program 1260 allows the user to select the service of expecting and freely arrange a plurality of logical screens on display screen.
At length, application program 1260 will allow the various command of user's dynamic-configuration and management logic screen to send to multi-screen manager module 1210, and multi-screen manager module 1210 is performed by the operation of multi-screen context module 1230 controls corresponding to described various command.
Figure 15 illustrates to pass through as shown in figure 14 module at the flow chart that is presented at the multinomial service method that shows on each corresponding logical screen on the display screen according to exemplary embodiment of the present invention.
With reference to Figure 15, in operation S1310, multi-screen manager module 1210 produces display screen and a plurality of logical screens corresponding with the quantity of the service that will be performed.
In operation S1320, multi-screen manager module 1210 is connected to logical screen from the service of each correspondence of device Drive Layer 1110 receptions.Multi-screen manager module 1210 can be set to the parameter of logical screen service by the service context object of the service that receives and come each logical screen call method " addServiceContext ".Method " addServiceContext " is connected to service with logical screen, and can be provided by multi-screen context module 1230.
In operation S1330, in case logical screen is connected to each service, multi-screen manager module 1210 just is connected to display screen with logical screen.At this moment, multi-screen manager module 1210 can be set to parameter and comes each logical screen call method " setDisplayScreen " by the display screen object that logical screen is connected to.Method " setDisplayScreen " is connected to display screen with logical screen, and can be provided by multi-screen context module 1230.
Method " setDisplayScreen " can be set to " public void setDisplayScreen (HScreen screen) throws SecurityException; IllegalStateException ", it is related with current logical screen that this method allows to be provided as the example " HScreen " of parameter.In this case, example " HScreen " display screen preferably.
The parameter of method " setDisplayScreen (HScreen screen) " can comprise " sky " value.In this case, when no abnormal processing ground manner of execution " setDisplayScreen (HScreen screen) ", current logical screen is no longer related with display screen.
The execution of method " SecurityException " and " IllegalStateException " can be treated to the abnormal operation of method " setDisplayScreen (HScreen screen) ".
When current screen is logical screen or when the part of the display screen related with current logical screen can not change owing to the characteristic of host platform, executing method " IllegalStateException ".
At operation S1340, determine that logical screen is with the zone on the display screen that is mapped to respectively.At this moment, can call the predetermined method that provides by multi-screen context module 1230, to determine with the zone on the display screen of display logic screen.
Utilizability on the industry
According to the present invention, can use the multinomial service that the single one physical display screen is carried out in every way to be provided by each provenance such as wired broadcasting, terrestrial broadcasting, various storage medium and outside input.
Although specifically illustrate and described the present invention with reference to exemplary embodiment of the present invention, but will be understood by those skilled in the art that, under the situation that does not break away from the spirit and scope of the present invention that are defined by the claims, can carry out various changes in form and details.Therefore, should be appreciated that above-mentioned exemplary embodiment just is provided on descriptive sense, should not be understood that any restriction scope of the present invention.
Claims (24)
1, a kind of equipment that is used to provide multi-screen, described equipment comprises:
The screen generation module generates the screen that shows service; With
The services selection module is connected to described service the screen that is generated by described screen generation module.
2, equipment as claimed in claim 1, wherein, described services selection module will indicate the service context of information of described service related with described screen.
3, equipment as claimed in claim 1, wherein, described services selection module determines that can described service show on described screen, and based on definite result described service is connected to described screen.
4, equipment as claimed in claim 3, wherein, if described service is non-abstract service, then described services selection module determines that can described service show on described screen.
5, equipment as claimed in claim 3, wherein, if first service component of described service with before belonged to identical type, the connection between described screen of then described services selection limit module and the described service with related second service component of described screen.
6, equipment as claimed in claim 1, wherein, described screen comprises the display screen that logical screen and described logical screen are mapped to.
7, equipment as claimed in claim 6 also comprises:
Output module is mapped to described logical screen the optional position of described display screen.
8, equipment as claimed in claim 6 also comprises:
Export described display screen physical display, the described display screen of storage storage medium and described display screen is sent in the outside output module of external device (ED) at least one.
9, equipment as claimed in claim 1, wherein, described services selection module responds disconnects described screen and described service in the request of user or application program.
10, equipment as claimed in claim 1 also comprises:
Interface module receives the connection requests between described service and the described screen from user or application program.
11, equipment as claimed in claim 1, wherein, described service comprises at least one in video information, audio-frequency information and the data message.
12, equipment as claimed in claim 11, wherein, video information, audio-frequency information or data message are provided by broadcast singal, storage medium or network.
13, equipment as claimed in claim 12, wherein, data message comprises the application information about the application program that is used for described service, described application information comprises the information that can the described application program of indication be carried out on the picture-in-picture screen.
14, a kind of method of dynamic-configuration multi-screen, described method comprises:
Generate the screen that shows predetermined service; With
Described service is connected to described screen.
15, method as claimed in claim 14, wherein, the described step that described service is connected to described screen comprises the service context of the information of the described service of indication related with described screen.
16, method as claimed in claim 14, wherein, the described step that described service is connected to described screen comprises:
Determine that can described service show on described screen; With
Based on the result who determines described service is connected to described screen.
17, method as claimed in claim 16, described definite step comprises:
If described service is non-abstract service, determine that then can described service show on described screen.
18, method as claimed in claim 16, wherein, described definite step comprises:
If first service component of described service with before belonged to identical type with related second service component of described screen, then limit the connection between described screen and the described service.
19, method as claimed in claim 14, wherein, described screen comprises the display screen that logical screen and described logical screen are mapped to.
20, method as claimed in claim 19 also comprises: the optional position that described logical screen is mapped to described display screen.
21, method as claimed in claim 19 also comprises: described display screen is outputed in physical display, storage medium and the outside output module at least one.
22, method as claimed in claim 14 also comprises:
Request in response to user or application program disconnects described screen and described service.
23, method as claimed in claim 14, wherein, video information, audio-frequency information or data message are provided by broadcast singal, storage medium or network.
24, method as claimed in claim 23, wherein, data message comprises the application information about the application program that is used for described service, described application information comprises the information that can the described application program of indication be carried out on the picture-in-picture screen.
Applications Claiming Priority (10)
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| US60/705,491 | 2005-08-05 | ||
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| KR1020060073118 | 2006-08-02 | ||
| KR1020060073118A KR100791301B1 (en) | 2005-08-05 | 2006-08-02 | Apparatus for providing multiple screens and method for dynamic configuration of the same |
| KR10-2006-0073118 | 2006-08-02 | ||
| PCT/KR2006/003079 WO2007018382A1 (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
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| CN200680028909A Expired - Fee Related CN100581226C (en) | 2005-08-05 | 2006-08-03 | Apparatus for providing a plurality of screens and method of dynamically configuring a plurality of screens |
| CN2006800286553A Expired - Fee Related CN101238717B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800291848A Expired - Fee Related CN101238722B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
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| CN2006800283767A Expired - Fee Related CN101233750B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800285086A Expired - Fee Related CN101238715B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800282868A Expired - Fee Related CN101233747B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN200680028518XA Expired - Fee Related CN101238716B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800283663A Expired - Fee Related CN101233748B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800289316A Expired - Fee Related CN101238721B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800285207A Expired - Fee Related CN101238724B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800283860A Expired - Fee Related CN101233749B (en) | 2005-08-05 | 2006-08-05 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
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| CN200680028909A Expired - Fee Related CN100581226C (en) | 2005-08-05 | 2006-08-03 | Apparatus for providing a plurality of screens and method of dynamically configuring a plurality of screens |
| CN2006800286553A Expired - Fee Related CN101238717B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800291848A Expired - Fee Related CN101238722B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN200680028821XA Expired - Fee Related CN101238718B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800283767A Expired - Fee Related CN101233750B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800285086A Expired - Fee Related CN101238715B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800282868A Expired - Fee Related CN101233747B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
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| CN2006800289316A Expired - Fee Related CN101238721B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800285207A Expired - Fee Related CN101238724B (en) | 2005-08-05 | 2006-08-04 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
| CN2006800283860A Expired - Fee Related CN101233749B (en) | 2005-08-05 | 2006-08-05 | Apparatus for providing multiple screens and method of dynamically configuring multiple screens |
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- 2006-08-04 CN CN2006800286553A patent/CN101238717B/en not_active Expired - Fee Related
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- 2006-08-04 CN CN2006800285086A patent/CN101238715B/en not_active Expired - Fee Related
- 2006-08-04 CN CN2006800282868A patent/CN101233747B/en not_active Expired - Fee Related
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- 2006-08-04 CN CN2006800285207A patent/CN101238724B/en not_active Expired - Fee Related
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| CN104509123A (en) * | 2012-07-31 | 2015-04-08 | 三星电子株式会社 | Apparatus and method for providing n-screen service in broadcast system |
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| CN101233749A (en) | 2008-07-30 |
| CN101238718A (en) | 2008-08-06 |
| CN101238715A (en) | 2008-08-06 |
| CN101233747A (en) | 2008-07-30 |
| CN101238722A (en) | 2008-08-06 |
| CN101238717A (en) | 2008-08-06 |
| CN101238717B (en) | 2012-09-05 |
| CN101238719A (en) | 2008-08-06 |
| CN101233747B (en) | 2010-08-04 |
| CN101238719B (en) | 2012-05-30 |
| CN101233748B (en) | 2011-06-29 |
| CN101238715B (en) | 2013-03-27 |
| CN101233750B (en) | 2011-11-16 |
| CN101238722B (en) | 2011-09-14 |
| CN100581226C (en) | 2010-01-13 |
| CN101238718B (en) | 2012-05-30 |
| CN101238724A (en) | 2008-08-06 |
| CN101233749B (en) | 2011-11-16 |
| CN101238720A (en) | 2008-08-06 |
| CN101238724B (en) | 2012-05-23 |
| CN101233750A (en) | 2008-07-30 |
| CN101238721A (en) | 2008-08-06 |
| CN101233748A (en) | 2008-07-30 |
| CN101238716B (en) | 2012-05-23 |
| CN101238721B (en) | 2011-06-29 |
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