CN104965681A - Multi-screen electronic device and multi-screen display method - Google Patents
Multi-screen electronic device and multi-screen display method Download PDFInfo
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Abstract
The invention relates to a multi-screen display technology, and discloses a multi-screen electronic device and a multi-screen display method. According to the invention, the multi-screen electronic device comprises: a master processor, a plurality of display screens, a data temporary memory and a display control unit, wherein an input terminal of the data temporary memory connects with the master processor, and output terminals of the data temporary memory connect with a plurality of display screens; and the display control unit is connected between the master processor and the data temporary memory, wherein the data temporary memory receives and temporarily stores at least one to-be-displayed data transmitted by the master processor, the display control unit transmits the at least one to-be-displayed data to at least one of the display screens according to a current display mode transmitted by the master processor. The multi-screen electronic device and the multi-screen display method provided by the invention enable multiple display screens to display simultaneously, so that each display screen can be flexibly used, and user experience is enhanced.
Description
Technical field
The present invention relates to multidisplay technology, particularly a kind of multi-screen electronic installation and multi-display method.
Background technology
Along with the development of computer technology, people for the structural design of mobile phone and the requirement of functional diversities more and more higher.At present, a lot of mobile phone is all designed to double screen structure, and namely case for mobile telephone is containing two display screens, and can switch display.The clamshell phone of such as Nokia, except main display, phone cover also has a secondary display screen, but the shuangping san of Nokia's system is by switching different system to realize, and when two screens switchs, possibility time of occurrence is poor.
Although there is single system seamless switching at present, multi-platform greatly (such as andriod system) has just achieved the switching Presentation Function of double screen by digital-to-analogue mipi switch.That is, any time only has a display image screen, so just significantly limit the development of Dual-band Handy Phone functional diversities.
Summary of the invention
The object of the present invention is to provide a kind of multi-screen electronic installation and multi-display method, show while multiple display screen can be realized, each display screen can be used flexibly, thus promote the experience of user.
For solving the problems of the technologies described above, embodiments of the present invention provide a kind of multi-screen electronic installation, comprise: primary processor, multiple display screen, Data buffer and indicative control unit; The input end of described Data buffer is connected to described primary processor, and the output terminal of described Data buffer is connected to described multiple display screen; Described indicative control unit is connected between described primary processor and described Data buffer; Wherein, described Data buffer receives and keeps at least one group of data to be displayed of described primary processor transmission, the current display mode that described indicative control unit transmits according to described primary processor, described at least one group of data to be displayed is sent to described multiple display screen at least one of them.
Embodiments of the present invention additionally provide a kind of multi-display method, be applied to the multi-screen electronic installation comprising primary processor, multiple display screen, Data buffer and indicative control unit, described multi-display method comprises following steps: described Data buffer receives and keeps at least one group of data to be displayed of described primary processor transmission; The current display mode that described indicative control unit transmits according to described primary processor, described at least one group of data to be displayed is sent to described multiple display screen at least one of them.
Embodiment of the present invention in terms of existing technologies, Data buffer receives and keeps at least one group of data to be displayed of primary processor transmission, the current display mode that indicative control unit transmits according to primary processor, at least one group of data to be displayed is sent to multiple display screen at least one of them.Multi-screen electronic installation of the present invention and multi-display method, show while can realizing multiple display screen, each display screen can be used flexibly, thus promote the experience of user.
In addition, described current display mode be single screen display, multi-screen synchronous display, multi-screen asynchronous display one of them.That is, the multi-screen electronic installation of present embodiment has multiple different display mode.
In addition, described multi-screen electronic installation also comprises: input block, is connected to described primary processor, and described primary processor receives the described current display mode of user's setting by described input block.Thus user can switch display mode as required at any time, improve the experience of user.
Accompanying drawing explanation
Fig. 1 is the block scheme of the multi-screen electronic installation according to first embodiment of the invention;
Fig. 2 is the block scheme of the multi-screen electronic installation according to second embodiment of the invention;
Fig. 3 is the schematic diagram according to the gating subelement in second embodiment of the invention;
Fig. 4 is the process flow diagram of the multi-display method according to third embodiment of the invention;
Fig. 5 is the process flow diagram of the multi-display method according to four embodiment of the invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the embodiments of the present invention are explained in detail.But, persons of ordinary skill in the art may appreciate that in each embodiment of the present invention, proposing many ins and outs to make reader understand the application better.But, even without these ins and outs with based on the many variations of following embodiment and amendment, each claim of the application technical scheme required for protection also can be realized.
First embodiment of the present invention relates to a kind of multi-screen electronic installation, be described for the Dual-band Handy Phone comprising two display screens in present embodiment, but the concrete number of present embodiment to the display screen that the particular type of electronic installation and electronic installation comprise does not impose any restrictions.
As shown in Figure 1, Dual-band Handy Phone 1 comprises primary processor 10, first display screen 11, second display screen 12, Data buffer 13, indicative control unit 14, input block 15 and storer 16, the input end of Data buffer 13 is connected to primary processor 10, and output terminal is connected to the first display screen 11 and second display screen 12, indicative control unit 14 is connected between primary processor 10 and Data buffer 13, and primary processor 10 is also connected to input block 15 and storer 16.
In present embodiment, the output terminal of Data buffer 13 has multiple data pin, i.e. the first data pin and the second data pin, the output terminal of Data buffer 13 is connected to the first display screen 11 by the first data pin, and is connected to second display screen 12 by the second data pin.Wherein, the first display screen 11 is the main display of Dual-band Handy Phone 1, and second display screen 12 is the secondary display screen of Dual-band Handy Phone 1; Those skilled in the art can arrange the position of secondary display screen according to actual needs, such as, when Dual-band Handy Phone 1 is clamshell phone, and the outside surface renovated that secondary display screen can be arranged at.
In the procedure for displaying of Dual-band Handy Phone, primary processor 10 obtains data to be displayed and current display mode, and data to be displayed and current display mode is sent to respectively Data buffer 13 and indicative control unit 14.
Specifically, store optional multiple display file in storer 16, each display file can be the file layout that any one Dual-band Handy Phones 1 such as text formatting, picture format, video format are supported.Primary processor 10 selects at least one display file according to current task, and this display file is converted to the data to be displayed that can be shown by the first display screen and second display screen.Wherein, data to be displayed comprises the multiple data cells be arranged in order, and each data cell represents a display frame.Such as, after the data to be displayed that the display file of text formatting converts to, each data cell represents one page word, and the multiple data cells be arranged in order represent continuous print multipage word.
Dual-band Handy Phone 1 in present embodiment supports plurality of display modes, at least comprises single screen display mode, multi-screen synchronous display mode and multi-screen asynchronous display pattern.Wherein, single screen display mode refers to that any time only has a display screen (the first display screen 11 or second display screen 12) to be in display state; Multi-screen synchronous display mode refers to that any time has multiple display screen (the first display screen 11 and second display screen 12) to be in display state simultaneously, and multiple display screen display identical content; Multi-screen asynchronous display pattern refers to that any time has multiple display screen to be in display state simultaneously, and has two display screen display different contents at least.Wherein, different display modes uniquely can be represented by different explicit identifications.That is, primary processor interior reservoir has display mode-explicit identification table of comparisons, as shown in table 1:
Table 1
| Display mode | Explicit identification |
| Single screen display mode, and only have the first display screen to be in display state | A1 |
| Single screen display mode, and only have second display screen to be in display state | A2 |
| Multi-screen synchronous display mode | B |
| Multi-screen asynchronous display pattern | C |
Therefore, the current display mode that primary processor 10 sets according to user, searches display mode-explicit identification table of comparisons to obtain explicit identification corresponding to current display mode, and this display is indicated indicative control unit 14 in transmission.
Corresponding, indicative control unit 14 interior reservoir has explicit identification-control information table of comparisons, namely, after indicative control unit 14 receives the explicit identification of primary processor 10 transmission, search this explicit identification-control information table of comparisons and indicate corresponding control information, the control information that namely current display mode is corresponding to obtain the display received.As follows: table 2 is depicted as explicit identification-control information table of comparisons, wherein, control information comprises data pin information.
Table 2
Therefore, indicative control unit 14 is according to the explicit identification received, search explicit identification-control information table of comparisons to obtain control information corresponding to explicit identification received, thus indicative control unit 14 controls data to be displayed according to the control information inquired and is sent to the first display screen or/and second display screen.
Such as, when the file of Dual-band Handy Phone display text formatting, if current display mode is multi-screen asynchronous display pattern (corresponding explicit identification is C), then, when starting to show, indicative control unit 14 controls first data cell and is sent to the first display screen 11 and second data cell is sent to second display screen 12, and namely the first display screen 11 shows first page word, second page word respectively with second display screen 12; First page turning moment, indicative control unit 14 controls the 3rd data cell and is sent to the first display screen 11 and the 4th data cell is sent to second display screen 12, and namely the first display screen 11, second display screen 12 show the 3rd page of word, the 4th page of word respectively; Second page turning moment, indicative control unit 14 controls the 5th data cell and is sent to the first display screen 11 and the 6th data cell is sent to second display screen 12, and namely the first display screen 11, second display screen 12 show the 5th page of word, the 6th page of word respectively; By that analogy.Wherein, primary processor 10 can judge the arrival in each page turning moment according to user command (such as user is given an order by page turning key or default gesture).
In addition, the control information corresponding to multi-screen asynchronous display pattern can also comprise pin sequencing information, and indicative control unit 14 can perform corresponding control according to pin sequencing information.Such as, when pin sequencing information be the first data pin prior to the second data pin time, then, when starting to show, indicative control unit 14 controls second display screen 12, first display screen 11 and shows first page word, second page word respectively; First page turning moment, indicative control unit 14 controls second display screen 12, first display screen 11 and shows the 3rd page of word, the 4th page of word respectively; By that analogy.
In addition, if current display mode is multi-screen asynchronous display pattern, and when Dual-band Handy Phone 1 needs the file of display video form, primary processor obtains the file of two video formats from storer according to the selection of user, primary processor converts the file of these two video formats to two groups of data to be displayed respectively and these two groups of data to be displayed are sent to Data buffer 13.These two groups of data to be displayed are sent to the first display screen 11 and second display screen 12 by indicative control unit 14 respectively, and namely the first display screen 11 and second display screen 12 show video image corresponding to one group of data to be displayed respectively.
It should be noted that, the data cell shown corresponding to image can not be removed by Data buffer 13 automatically, that is, only have when again receiving the data to be displayed that primary processor 10 transmits, the data to be displayed again received just can be covered original data to be displayed by Data buffer 13.
In present embodiment, primary processor 10 receives the current display mode of user's setting by input block 15.That is, primary processor 10 interior reservoir has current display mode, and according to the current display mode that the input real-time update of user stores.Wherein, input block is such as the wherein a kind of of Touch control key, mechanical key and gesture sensor, or combination in any.Thus user can change current display mode in real time by input block 15, to change display mode at any time according to current needs, improve the dirigibility that screen uses.
Second embodiment of the present invention relates to a kind of multi-screen electronic installation, as shown in Figure 2,3.Second embodiment is roughly the same with the first embodiment, key distinction part is: in first embodiment of the invention, the output terminal of Data buffer 13 has the first data pin 131 and the second data pin 132, and indicative control unit 14 interior reservoir has explicit identification-control information table of comparisons (table 2).But in second embodiment of the invention, the output terminal of Data buffer 13 only comprises a data pin; Indicative control unit 14 comprises control subelement 141 and gating subelement 142, controlling subelement 141 is connected between primary processor 10 and gating subelement 142, one end of gating subelement 142 is connected to the data pin of the output terminal of Data buffer 13, and the other end is connected to the first display screen 11 and second display screen 12.
Specifically, gating subelement 142 comprises the first electronic switch 142-1 and the second electronic switch 142-2, and the first electronic switch 142-1 and the second electronic switch 142-2 has a first end 142a.The first end 142a of the first electronic switch 142-1 and the second electronic switch 142-2 is connected to the data pin of the output terminal of Data buffer 13, the second end 142c that the second end 142b of the first electronic switch 142-1 is connected to the first display screen 11, second electronic switch 142-2 is connected to second display screen 12.Wherein, first, second electronic switch is such as diode or triode.
Further, indicative control unit 14 interior reservoir in present embodiment has explicit identification-gated information table of comparisons, as follows, and table 3 is depicted as explicit identification-control information table of comparisons:
Table 3
| Explicit identification | Gated information |
| A1 | Open the first electronic switch and close the second electronic switch |
| A2 | Close the first electronic switch and open the second electronic switch |
| B | Open the first electronic switch and open the second electronic switch |
| C | Open the first electronic switch and the second electronic switch successively and circulate and perform |
Therefore, control subelement 141 according to the explicit identification received, search explicit identification-gated information table of comparisons to obtain the gated information corresponding to explicit identification of reception; The data pin of the output terminal of Data buffer 12 is electrically connected to the first display screen 11 or/and second display screen 12 according to current gated information by gating subelement 142.
Such as: when the file of Dual-band Handy Phone display text formatting, if current display mode is multi-screen asynchronous display pattern (corresponding explicit identification is C), then, when starting to show, indicative control unit 14 controls to open the first electronic switch 142-1 and closes the second electronic switch 142-2 so that first data cell is sent to the first display screen 11, then control closedown first electronic switch 142-1 and open the second electronic switch 142-2 so that second data cell is sent to second display screen 12, i.e. the first display screen 11, second display screen 12 shows first page word respectively, second page word, first page turning moment, indicative control unit 14 controls to open the first electronic switch 142-1 and closes the second electronic switch 142-2 so that the 3rd data cell is sent to the first display screen 11, then control closedown first electronic switch 142-1 and open the second electronic switch 142-2 so that the 4th data cell is sent to second display screen 12, namely the first display screen 11, second display screen 12 show the 3rd page of word, the 4th page of word respectively, second page turning moment, indicative control unit 14 controls to open the first electronic switch 142-1 and closes the second electronic switch 142-2 so that the 5th data cell is sent to the first display screen 11, then control closedown first electronic switch 142-1 and open the second electronic switch 142-2 so that the 6th data cell is sent to second display screen 12, namely the first display screen 11, second display screen 12 show the 5th page of word, the 6th page of word respectively, by that analogy.
In addition, gated information corresponding to multi-screen asynchronous display pattern can also comprise pin sequencing information, pin sequencing information is such as that the first data pin is prior to the second data pin, or the second data pin is prior to the first data pin, the control that indicative control unit 14 performs according to pin sequencing information and the first embodiment similar, repeat no more herein.
In addition, if current display mode is multi-screen asynchronous display pattern, and when Dual-band Handy Phone 1 needs the file of display video form, primary processor obtains the file of two video formats from storer according to the selection of user, primary processor converts the file of these two video formats to two groups of data to be displayed respectively and these two groups of data to be displayed are sent to Data buffer 13.Indicative control unit 14 is opened the first electronic switch 142-1 and is closed the second electronic switch 142-2 so that first data cell in first group of data to be displayed is sent to the first display screen 11, then closes the first electronic switch 142-1 and opens the second electronic switch 142-2 so that first data cell in second group of data to be displayed is sent to second display screen 12; Indicative control unit 14 is opened the first electronic switch 142-1 and is closed the second electronic switch 142-2 so that second data cell in first group of data to be displayed is sent to the first display screen 11, then closes the first electronic switch 142-1 and opens the second electronic switch 142-2 so that second data cell in second group of data to be displayed is sent to second display screen 12; , by that analogy.Namely, each data cell that indicative control unit 14 controls first group of data to be displayed and second group of data to be displayed is transferred into the first display screen 11 and second display screen 12 respectively, utilize persistance of human vision, user can the first display screen 11 with second display screen 12 is watched respectively synchronous two video images play.
It is worth mentioning that, each module involved in present embodiment is logic module, and in actual applications, a logical block can be a physical location, also can be a part for a physical location, can also realize with the combination of multiple physical location.In addition, in order to outstanding innovative part of the present invention, the unit not too close with solving technical matters relation proposed by the invention is not introduced in present embodiment, but this does not show the unit that there is not other in present embodiment.
Third embodiment of the invention relates to a kind of multi-display method, is applied to the multi-screen electronic installation comprising primary processor, multiple display screen, Data buffer and indicative control unit.As shown in Figure 4, multi-display method comprises following steps:
Step S1: primary processor receives the current display mode of user's setting by input block.
Step S2: Data buffer receives and keeps at least one group of data to be displayed of primary processor transmission.
Step S3: the current display mode that indicative control unit transmits according to primary processor, at least one group of data to be displayed is sent to multiple display screen at least one of them.
The step of various method divides above, just in order to be described clearly, can merge into a step or splitting some step, being decomposed into multiple step, when realizing as long as comprise identical logical relation, all in the protection domain of this patent; To adding inessential amendment in algorithm or in flow process or introducing inessential design, but the core design not changing its algorithm and flow process is all in the protection domain of this patent.
Be not difficult to find, present embodiment is the embodiment of the method corresponding with the first embodiment, and present embodiment can be worked in coordination with the first embodiment and be implemented.The relevant technical details mentioned in first embodiment is still effective in the present embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the relevant technical details mentioned in present embodiment also can be applicable in the first embodiment.
Four embodiment of the invention relates to a kind of multi-display method, as shown in Figure 5.4th embodiment is roughly the same with the 3rd embodiment, key distinction part is: in four embodiment of the invention, indicative control unit comprises control subelement and gating subelement, controlling subelement is connected between primary processor and gating subelement, and gating subelement is connected between the output terminal of Data buffer and multiple display screen.Step S3 comprises following sub-step:
Sub-step S31: control subelement and produce gated information according to current display mode.
Sub-step S32: gating subelement according to gated information the output terminal of Data buffer is electrically connected to multiple display screen at least one of them, to transmit at least one group of data to be displayed.
Be not difficult to find, present embodiment is the embodiment of the method corresponding with the second embodiment, and present embodiment can be worked in coordination with the second embodiment and be implemented.The relevant technical details mentioned in second embodiment is still effective in the present embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the relevant technical details mentioned in present embodiment also can be applicable in the second embodiment.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above realize specific embodiments of the invention, and in actual applications, various change can be done to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (9)
1. a multi-screen electronic installation, is characterized in that, comprises: primary processor, multiple display screen, Data buffer and indicative control unit;
The input end of described Data buffer is connected to described primary processor, and the output terminal of described Data buffer is connected to described multiple display screen;
Described indicative control unit is connected between described primary processor and described Data buffer;
Wherein, described Data buffer receives and keeps at least one group of data to be displayed of described primary processor transmission, the current display mode that described indicative control unit transmits according to described primary processor, described at least one group of data to be displayed is sent to described multiple display screen at least one of them.
2. multi-screen electronic installation according to claim 1, is characterized in that, the output terminal of described Data buffer has multiple data pin, corresponds respectively to described multiple display screen; Wherein, described at least one group of data to be displayed is at least sent to display screen corresponding to this data pin by a data pin by described indicative control unit.
3. multi-screen electronic installation according to claim 1, it is characterized in that, described indicative control unit comprises control subelement and gating subelement, described control subelement is connected between described primary processor and described gating subelement, and described gating subelement is connected between the output terminal of described Data buffer and described multiple display screen; Wherein, described control subelement produces gated information according to described current display mode, described gating subelement according to described gated information the output terminal of described Data buffer is electrically connected to described multiple display screen at least one of them, to transmit described at least one group of data to be displayed.
4. multi-screen electronic installation according to claim 3, is characterized in that, described gating subelement comprises multiple electronic switch, corresponds respectively to described multiple display screen.
5. multi-screen electronic installation according to claim 1, is characterized in that, described current display mode be single screen display mode, multi-screen synchronous display mode, multi-screen asynchronous display pattern one of them.
6. multi-screen electronic installation according to claim 1, is characterized in that, described multi-screen electronic installation also comprises: input block, is connected to described primary processor, and described primary processor receives the described current display mode of user's setting by described input block.
7. a multi-display method, is characterized in that, be applied to the multi-screen electronic installation comprising primary processor, multiple display screen, Data buffer and indicative control unit, described multi-display method comprises following steps:
Described Data buffer receives and keeps at least one group of data to be displayed of described primary processor transmission;
The current display mode that described indicative control unit transmits according to described primary processor, described at least one group of data to be displayed is sent to described multiple display screen at least one of them.
8. multi-display method according to claim 7, it is characterized in that, described indicative control unit comprises control subelement and gating subelement, described control subelement is connected between described primary processor and described gating subelement, described gating subelement is connected between the output terminal of described Data buffer and described multiple display screen, the current display mode that described indicative control unit transmits according to described primary processor, described at least one group of data to be displayed is sent at least one of them the step of described multiple display screen, comprises following sub-step:
Described control subelement produces gated information according to described current display mode;
Described gating subelement according to described gated information the output terminal of described Data buffer is electrically connected to described multiple display screen at least one of them, to transmit described at least one group of data to be displayed.
9. multi-display method according to claim 7, it is characterized in that, described multi-screen electronic installation also comprises input block, before described Data buffer receives and keeps in the step of at least one group of data to be displayed that described primary processor transmits, also comprises step:
Described primary processor receives the described current display mode of user's setting by described input block.
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