CN102917195A - Multimedia projector and operating method thereof - Google Patents

Multimedia projector and operating method thereof Download PDF

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Publication number
CN102917195A
CN102917195A CN2011102250385A CN201110225038A CN102917195A CN 102917195 A CN102917195 A CN 102917195A CN 2011102250385 A CN2011102250385 A CN 2011102250385A CN 201110225038 A CN201110225038 A CN 201110225038A CN 102917195 A CN102917195 A CN 102917195A
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Prior art keywords
picture
multimedia projector
file
medium
button
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CN2011102250385A
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Chinese (zh)
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郑连福
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Coretronic Corp
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Coretronic Corp
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Abstract

The embodiment of the invention provides a multimedia projector and an operating method of the multimedia projector. The multimedia projector comprises a plurality of operational keys and function switching keys. The operating method of the multimedia projector comprises the following steps of: detecting at least one storage medium coupled with the multimedia projector; projecting a source selection screen to display the storage medium and at least one browse paperwork file option; reading a selected paperwork file of the selected storage medium; generating display data according to the selected paperwork file; projecting a browse screen according to the display data; switching these operational keys in the browse screen by the function switching keys, wherein the plurality of operational keys correspond to a plurality of first operating functions or a plurality of second operating functions; and operating the display data of the browse screen according to these first operating functions and second operating functions.

Description

Multimedia projector and How It Works thereof
Technical field
The present invention relates to a kind of multimedia projector and How It Works thereof, and be particularly related to a kind of multimedia projector and How It Works thereof that can read digital document file.
Background technology
Along with the progress of science and technology, projection arrangement miscellaneous has been widely used in various occasions, such as bulletin, speech, theatre, audio-visual instruction, interactive teaching and family's theater group etc.At present, part projector has had memory card slot, USB (universal serial bus, USB) interface or other perimeter interface, and can directly read the image file in memory card or the peripheral equipment and carry out image projection, and not need external computer accessory and read image file by computer accessory.More the person though the projector of part not only can process image file, more can process the document file (such as PowerPoint file, Word file) of Microsoft.Yet, because the button on the remote controller of the button that arranges in the projector or corresponding projector is fixed function, to such an extent as to the user is comparatively not convenient in the projected picture operation meeting of browsing document file.
U.S.'s bulletin patent number 20040075815 discloses a kind of projector with micro treatment module, wherein the micro treatment module data-signal that will comprise image, file and digital audio-video file format is converted to output signal, projector receive output signal and accordingly output signal throw image.Control method and the system thereof of Presentation Function on the screen of a kind of multimedia optical projection system of U.S.'s bulletin patent number 20070245244 exposure, whether its wherein option according to display menu on the screen of optical projection system projection is selected to produce control command, and when judging that control command belongs to the first subset of instructions, then adjust the functional parameter of projecting cell according to control command, and when judging that control command belongs to the second subset of instructions, then adjust the functional parameter of multi-media player unit according to control command.
Summary of the invention
The present invention proposes a kind of multimedia projector and How It Works thereof, and it is by the corresponding operating function of predefined function switch key handover operation key, so that the user shows not data manipulation when browsing document file.
Other purpose of the present invention and advantage can be further understood from the disclosed technical characterictic of the present invention.
For reaching above-mentioned one or part or all of purpose or other purpose, one embodiment of the invention provide a kind of multimedia projector, comprise CPU, file process unit, projecting cell, a plurality of operation keys and function switch key, described a plurality of operation keyss and function switch key are control panel or the remote controller that is disposed at this multimedia projector.The file process unit couples CPU, and this CPU detects at least one medium that couples this document processing unit.When CPU execute file read functions, the file process unit is controlled by CPU in order to reading the selected document file of selected medium, and produces according to selected document file and to show data.Projecting cell couples CPU and file process unit, the projection source selects picture to browse option to show described medium and at least one document file, projecting cell receive to show data, and is controlled by central authorities and processes according to showing that data projection browses picture.A plurality of operation keyss couple CPU, described a plurality of operation keys is corresponding respectively to be shown in a plurality of the first operating functions or a plurality of the second operating function of browsing in the picture, and wherein these first operating functions and these the second operating functions are in order to the demonstration data of browsing picture.The function switch key couples CPU, is corresponding these first operating functions or corresponding these second operating functions in order to switch these operation keyss.
For reaching above-mentioned one or part or whole purposes or other purpose, one embodiment of the invention provide the How It Works of multimedia projector in addition, and multimedia projector comprises a plurality of operation keyss and function switch key.The How It Works of multimedia projector comprises the following steps:
Detection couples at least one medium of this multimedia projector;
The projection source selects picture to show described medium and at least one document file option of browsing;
Select the selected medium of one of them conduct of the described medium of picture and selecting by the source;
Detect a plurality of the first document files in the selected medium, wherein said a plurality of the first document files are the document file that multimedia projector is supported;
Select picture and selecting to browse the document file option by the source;
The projection file selects picture to show described a plurality of the first document file, described a plurality of the first document files are summarized in respectively under a plurality of catalogues according to its file format, and described a plurality of catalogue is shown in file and selects in the picture, and wherein each described a plurality of catalogue is denoted as corresponding file format title;
Select one of them conduct of described a plurality of the first document files of picture and selecting should select document file by this document;
Read the selected document file of selected medium, wherein selected document file is the office document file;
Produce the demonstration data according to selected document file;
Browse picture according to showing data projection;
Switch described a plurality of operation keys via the function switch key, described a plurality of operation keyss are corresponding a plurality of the first operating functions or corresponding a plurality of the second operating functions in browsing picture;
Browse display button hint image in the picture at this, to point out described a plurality of operation keys as corresponding described a plurality of the first operating functions or corresponding described a plurality of the second operating functions, wherein the button prompting picture is for showing Preset Time, when the button prompting picture disappears, via the function switch key with the display button hint image; And
Via the function switch key with display button hint image in browsing picture and via the function switch key take switch described a plurality of operation keys as the action of corresponding described a plurality of the first operating functions or corresponding described a plurality of the second operating functions for carrying out simultaneously or sequentially carrying out; Demonstration data according to described a plurality of the first operating functions and described a plurality of the second operating function browsing pictures.
In addition, the How It Works of the multimedia projector of one embodiment of the invention comprises: detect and couple at least one medium of multimedia projector, if detect medium, then show source selection picture; Wherein, the source selects picture to have at least one medium and at least one document file option of browsing, and selects to browse the document file option, to show the title of at least one document file.In addition, the How It Works of multimedia projector also comprises: judged whether at least one data, be stored at least one medium.The How It Works of the multimedia projector of one embodiment of the invention also comprises: open the power supply of multimedia projector and after this power supply of opening this multimedia projector, automatically detect at least one medium that couples this multimedia projector.Open the power supply of multimedia projector and by operating the control interface of multimedia projector, couple at least one medium of multimedia projector with start detection; Wherein control interface is the button on the remote controller of the button that arranges of multimedia projector or corresponding multimedia projector.In the How It Works of multimedia projector, judged whether at least one data, be stored at least one medium; If judging has at least one data, be stored at least one medium, then only can show the medium of data storage; But be not limited to this.If judge to be stored in the medium without at least one data, also can show at least one this medium in the source selection picture that couples multimedia projector.In addition, in the How It Works of multimedia projector, can directly read document file and directly show the document file content and do not need again through conversion.
Based on above-mentioned, in the above embodiment of the present invention, multimedia projector and How It Works thereof can directly read and show supported document file, and can pass through the corresponding operating function of function switch key handover operation key, so that the user shows the operation of data when browsing document file.
For above-mentioned feature and advantage of the present invention can be become apparent, a plurality of embodiment cited below particularly, and cooperation accompanying drawing are described in detail below.
Description of drawings
Fig. 1 is the system schematic according to the multimedia projector of one embodiment of the invention.
Fig. 2 is the schematic diagram according to an embodiment who browses picture of one embodiment of the invention.
Fig. 3 is the schematic diagram according to another embodiment that browses picture of one embodiment of the invention.
Fig. 4 selects picture view according to the source of one embodiment of the invention.
Fig. 5 selects picture view according to the file of one embodiment of the invention.
Fig. 6 is the schematic diagram of selecting another embodiment of picture according to the file of one embodiment of the invention.
Fig. 7 is the flow chart according to the How It Works of the multimedia projector of one embodiment of the invention.
Fig. 8 is the flow chart according to the How It Works of the multimedia projector of one embodiment of the invention.
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present invention, in the following detailed description that cooperates with reference to graphic a plurality of embodiment, can clearly present.The direction term of mentioning in following examples, such as " on ", D score, 'fornt', 'back', " left side ", " right side " etc., only be direction with reference to the accompanying drawings.Therefore, the direction term of use is explanation, but not is used for limiting the present invention.
Fig. 1 is the system schematic according to the multimedia projector of one embodiment of the invention.In the present embodiment, multimedia projector 100 comprises display module 110 and remote controller 120.Display module 110 comprises CPU 111, file process unit 113, projecting cell 115 and control panel 117.Control panel 117 disposes button 131,133,135,137 and 139.Remote controller 120 disposes button 121,123,125,127 and 129.Wherein, in the present embodiment, it is that four directionkeys and menu key are with explanation that button 121,123,125,127,129,131,133,135,137 and 139 illustrates respectively, but in other embodiments, reach the button and the quantity thereof that dispose on the remote controller 120 on the control panel 117 and then decide according to actual demand, the embodiment of the invention is not as limit.
File process unit 113 couples CPU 111 and projecting cell 115, and couple medium 10_1~10_n at least one of them.Wherein n is positive integer, and medium 10_1~10_n can in be built in multimedia projector 100 or be external in multimedia projector 100, the invention process is not as limit.Projecting cell 115 couples CPU 111.Button 131,133,135 on the control panel 117,137 and 139 couples CPU 111.The button 121,123,125 of remote controller 120,127 and 129 wireless connections CPU 111.
When CPU 111 execute file read functions, file process unit 113 is controlled by CPU 111 and reads the selected document file of selecting medium, and produces demonstration data DPD (Display data) according to selected document file.Wherein, selected medium for the user by button 131,133,135,137 and 139 (perhaps button 121,123,125,127 and 129) in the medium 10_1 that couples file process unit 113~10_n selected one of them, and selected document file be stored in selected medium (as among the 10_1~10_n) and be subjected in a plurality of document files of file process unit 113 supports selected one of them.For example, shown in Fig. 2,3, file process unit 113 is for supporting the office of Microsoft (Microsoft) document file (such as Word file or PowerPoint file), and then selected document file is the microsoft office document file.
Projecting cell 115 can be controlled by CPU 111 and browse picture 200,300 according to showing that data DPD throw after receiving demonstration data DPD.CPU 111 can preset button 131,133,135 on the control panel 117,137 and 139 one of them be function switch key (at this take button 139 as example).After picture 200,300 is browsed in projecting cell 115 projections, by the function switch key in order to all the other buttons on the switching controls panel 117 (such as 131,133,135,137, be operation keys) corresponding operating function, above-mentioned operating function mainly is in order to browsing picture 200,300 content, such as move on the picture, picture moves down or formfeed etc.
For instance, suppose corresponding two operating functions (i.e. the first operating function and the second operating function) of each button (such as 131,133,135 and 137).Before the function switch key was pressed, button 131,133,135 and 137 is corresponding a plurality of the first operating functions respectively, and described a plurality of the first operating function is presented at and browses on the picture 200; After the function switch key was pressed, button 131,133,135 and 137 is corresponding a plurality of the second operating functions respectively, and described a plurality of the second operating function is presented at and browses on the picture 300; After the function switch key was pressed again, button 131,133,135 and 137 can be switched back to respectively corresponding these first operating functions again, and all the other then by that analogy.Wherein, these first operating functions are different from these the second operating functions.In addition, in other embodiments, each button (such as 131,133,135 and 137) can corresponding three, four or more multioperation function, and can switch by predefined function switch key, so that more convenient picture 200,300 operating functions browsed to be provided.
On the other hand, after picture 200,300 is browsed in projecting cell 115 projections, CPU 111 also can preset button 121,123,125 on the remote controller 120,127 and 129 one of them can be function switch key (at this take button 129 as example), with the corresponding operating function of all the other buttons on the switching controls panel 117 (such as 121,123,125 and 127, i.e. operation keys).And button 121,123,125 and 127 operating function can with reference to button 131,133,135 and 137 explanation, then repeat no more at this.
In the present embodiment, suppose that CPU 111 controlling projection unit 115 are browsing respectively display button hint images 210 and 310 of picture 200 and 300.In the present embodiment, button prompting picture 210 and 310 is for laying respectively at the downside of browsing picture 200 and 300, but in other embodiments, button prompting picture 210 and 310 can be positioned at left side, upside or the right side of browsing picture 200 and 300, and embodiments of the invention are not as limit.
In button prompting picture 210 and 310, can point out the operating function of button 131,133,135 and 137 (or button 121,123,125 and 127).Take menu key 139 (or 129) as the function switch key in the present embodiment, therefore can be by whether display text " MENU " learns whether the corresponding operating function of button 131,133,135 and 137 (or button 121,123,125 and 127) is switched in the button prompting picture (such as 210 and 310).In other embodiments, above-mentioned literal " MENU " can diagram, literal or other symbolic, and this can set up on their own according to those skilled in the art, and embodiments of the invention are not to be limited.
According to above-mentioned, suppose button prompting picture 210 for pointing out button 131,133,135 and 137 (or button 121,123,125 and 127) corresponding operating function (i.e. the first operating function) before not switching, then button prompting picture 310 is the operating function (i.e. the second operating function) of prompting button 131,133,135 and 137 (or button 121,123,125 and 127) correspondence after switching.In button prompting picture 210, the operating function that button 131 (or button 121) is corresponding is to move on the picture, the operating function that button 133 (or button 123) is corresponding is that picture moves to left, the operating function that button 135 (or button 125) is corresponding is that picture moves down, and the operating function that button 137 (or button 127) is corresponding is that picture moves to right.In button prompting picture 310, the operating function of button 131 (or button 121) correspondence is for skipping to upper page or leaf, the operating function that button 133 (or button 123) is corresponding is that picture amplifies, the operating function of button 135 (or button 125) correspondence is for skipping to nextpage, and the operating function that button 137 (or button 127) is corresponding is that picture dwindles.
In addition and since button prompting picture 210 and 310 can occupy respectively part browse picture 200 and 300, succinct for picture can be set button prompting picture 210 and 310 and namely disappear after showing Preset Time (for example 5 seconds).In one embodiment of this invention, after button prompting picture 210 and 310 disappears, the user is again behind the pressing function switch key (such as button 129 or 139), meeting is display button hint image 210 and 310 in browsing picture (200 or 300) again, and pressing function switch key (such as button 129 or 139) switching key 131 then before button prompting picture 210 and 310 does not disappear, 133,135 and 137 (or buttons 121,123,125 and 127) corresponding operating function, that is pressing function switch key (such as button 129 or 139) can sequentially be carried out button prompting picture 210 and 310 and switching key 131,133,135 and 137 (or buttons 121,123,125 and 127) corresponding operating function.
In another embodiment of the present invention, after button prompting picture 210 and 310 disappears, the user is again behind the pressing function switch key (such as button 129 or 139), except meeting display button hint image 210 and 310 again, simultaneously can the corresponding operating function of switching key 131,133,135 and 137 (or button 121,123,125 and 127).For instance, after button prompting picture 210 disappeared, the pressing function switch key then can display button hint image 310 (being the button prompting picture after the respective operations function is switched) again.In other words, pressing function switch key (such as button 129 or 139) can be carried out button prompting picture (such as 210 and 310) and the corresponding operating function of switching key 131,133,135 and 137 (or button 121,123,125 and 127) simultaneously.
Fig. 4 selects picture view according to the source of one embodiment of the invention.Please refer to Fig. 1 and Fig. 4, when CPU 111 execute file read functions, CPU 111 can detect couple file process unit 113 which medium (10_1~10_n), and judge whether that data are stored in detected described a plurality of mediums (among the 10_1~10_n) arranged.When detecting data, CPU 111 is stored in described a plurality of medium (during 10_1~10_n), then select picture 400 by projecting cell 115 projection sources, to show described medium (410,420,430 and 440) and at least one document file option 450 of browsing, wherein picture 400 also can Show Picture option, music option or movie options (not label) are selected in this source.
For example, when multimedia projector 100 disposes hard disc, then illustrate 410 and can be shown on the source selection picture 400, select hard disc as selected medium for the user.In addition, when multimedia projector 100 disposed USB slot and USB slot and is inserted with USB Portable disk or card reader, then illustrating 420 can show, selects USB Portable disk or card reader as selected medium for the user.
When multimedia projector 100 disposed memory card slot (being different from the USB card reader in the path) and memory card slot and is inserted with memory card, then illustrating 430 can show, selects memory card as selected medium for the user.When multimedia projector 100 disposed signal connection end mouth and signal connection end mouth the signal input is arranged, then illustrating 440 can show, selects the signal connection end mouth to originate as multimedia for the user.Wherein, above-mentioned diagram 410,420,430 and 440 is in order to explanation, but those skilled in the art's designed, designed.
According to above-mentioned, the user can select picture 400 to select the selected medium of one of them conduct of a plurality of mediums (such as hard disc, USB Portable disk, USB card reader and memory card) by the source, perhaps select the signal connection end mouth to originate as multimedia, and select the signal connection end mouth to originate as multimedia the user, then CPU 111 can stop the execute file read functions.And, the source of present embodiment select picture 400 for illustrating so that illustrate that other embodiments of the invention are not as limit.
Fig. 5 selects picture view according to the file of one embodiment of the invention.Please refer to Fig. 1, Fig. 4 and Fig. 5, in the present embodiment, after selected medium determines, CPU 111 can detect a plurality of document files (i.e. the first document file) that selected medium File processing unit 113 is supported by file process unit 113, and select picture 400 to select to browse document file option 450 by this source, then projecting cell 115 can be selected the document file of pictures 500 to show that these are supported by the projection files.
Select in the picture 500 at file, can list at same picture the title (at this take Word file and PowrPoint file as example) of at least one supported document file, and sort with file name, but in other embodiments, can utilize different the arrangement to stipulate to sort all supported document files, embodiments of the invention are not as limit.By the demonstration of file selection picture 500, the user can select the selected document file of one of them conduct of all supported document files.
Please refer to Fig. 1, Fig. 5 and Fig. 6, in the present embodiment, CPU 111 also can be first the document file that all are supported classify, be summarized in respectively under the corresponding catalogue (such as Word and PowerPoint) according to its file format with the document file that these are supported, wherein each catalogue is denoted as corresponding file format title.Select in the picture 600 at file, file is selected the dendrogram of the left side framework meeting display file of picture 600, and can show a plurality of catalogues (such as Word and PowerPoint) with all supported document files of classifying, and file selects the right framework of picture 600 can show the document file of corresponding catalogue.For instance, when the user selected catalogue PowerPoint, then file selected the right framework of picture 600 can show all PowerPoint files of selecting in the medium.
In addition, in the present embodiment, file dendrogram and browsing file interface are for cutting apart demonstration, but in other embodiments, file dendrogram and browsing file interface can show for full frame, that is can first with full frame display file dendrogram, select to enter the browsing file interface after the catalogue.And above-mentioned file selects the file dendrogram in the picture 500 to illustrate that for illustrating embodiments of the invention are not as limit.Select in the picture 500 and 600 at above-mentioned file, its browsing file interface shows to illustrate with strip columnwise, but in other embodiments, its browsing file interface can illustrate demonstration, this can be according to those skilled in the art's designed, designed, and embodiments of the invention are not as limit.
Fig. 7 is the flow chart according to the How It Works of the multimedia projector of one embodiment of the invention.Please refer to Fig. 7, in the present embodiment, multimedia projector comprises a plurality of operation keyss and function switch key.And the How It Works of multimedia projector comprises the following steps.Detection couples at least one medium (step S701) of multimedia projector, and throw source selection picture with demonstration said storing medium and at least one document file option (step S703) of browsing, and medium (step S705) is selected in one of them conduct of selecting the picture and selecting said storing medium by originating.Then, detect a plurality of supported document file (step S707) in the selected medium, select picture and selecting to browse document file option (step S708) by the source, and the projection file selects picture showing these supported document files (step S709), and select these supported document files of picture and selecting by file one of them as selected document file (step S711).
Afterwards, read the selected document file (step S713) of selected medium, and the selected document file generation of foundation demonstration data (step S715), to browse picture (step S717) according to the demonstration data projection.Moreover, switch these operation keyss via the function switch key, described a plurality of operation keys is corresponding a plurality of the first operating functions or corresponding a plurality of the second operating functions (step S719) in browsing picture, and according to the demonstration data of these first operating functions and these the second operating function browsing pictures, wherein supported document file is the microsoft office document file.Wherein, the order of above-mentioned steps is in order to explanation, and does not limit embodiments of the invention with this.And the details of above-mentioned steps can referring to figs. 1 through the embodiment of Fig. 6, then repeat no more at this.
Fig. 8 is the flow chart according to the How It Works of the multimedia projector of one embodiment of the invention.In the present embodiment, the How It Works of multimedia projector can comprise: open the power supply (step S801) of multimedia projector and after the power supply of opening this multimedia projector; Detect whether at least one medium (step S803) that couples multimedia projector is arranged, judged whether that at least one data are stored at least one this medium (step S805); Show source selection picture; Wherein, this source selects picture to have at least one this medium and at least one document file option (step S807) of browsing; Select this to browse the document file option, with the title (step S809) that shows at least one document file.
Among above-mentioned steps S801 and the S803, when opening the power supply of multimedia projector, startup can detect at least one medium that whether has at least one medium of coupling multimedia projector or the control interface by the operation multimedia projector to come start detection whether to have to couple multimedia projector automatically; Wherein control interface can be the button on the remote controller of button that multimedia projector arranges or corresponding multimedia projector.
In above-mentioned steps S805 and S807, if judge that at least one data are arranged, be stored at least one medium, then only can show the medium of data storage; But be not limited to this, if judgement is stored in the medium without at least one data, also can show at least one this medium in the source selection picture that couples multimedia projector.
The How It Works of this multimedia projector can directly read document file and directly show the document file content and do not need through conversion again.
In sum, in an embodiment of the present invention, multimedia projector and How It Works thereof can directly read and show supported microsoft office document file, and can be by the corresponding operating function of predefined function switch key handover operation key, so that the user browses screen operation when browsing the microsoft office document file.And, classified by a document file of awarding, so that the document file that user's selection will be read.
The above only is the preferred embodiments of the present invention, and when not limiting scope of the invention process with this, the simple equivalence of generally doing according to claim of the present invention and invention description content changes and modifies, and all still belongs in the scope that patent of the present invention contains.In addition, arbitrary embodiment of the present invention or claim must not reached the disclosed whole purposes of the present invention or advantage or characteristics.In addition, summary part and title only are the usefulness of auxiliary patent document search, are not to limit interest field of the present invention.

Claims (23)

1. multimedia projector comprises:
CPU;
The file process unit couples described CPU; Wherein, when described CPU execute file read functions, described file process unit reads the selected document file of selected medium, and produces the demonstration data according to described selected document file;
Projecting cell, couple described CPU and described file process unit, and projection source selection picture, option browsed in order to show described medium and document file, described projecting cell receives described demonstration data, and browses picture according to described demonstration data projection.
2. multimedia projector as claimed in claim 1, also comprise a plurality of operation keyss, couple described CPU, described a plurality of operation keys respectively correspondence is shown in described a plurality of the first operating functions or a plurality of the second operating function of browsing in the picture, described a plurality of the first operating function and described a plurality of the second operating function are in order to operate the described described demonstration data of browsing picture; And
The function switch key couples described CPU, is corresponding described a plurality of the first operating functions or corresponding described a plurality of the second operating functions in order to switch described a plurality of operation keys.
3. multimedia projector as claimed in claim 2, the described projecting cell of wherein said central processing unit controls is browsed display button hint image in the picture described, to point out described a plurality of operation keys as corresponding described a plurality of the first operating functions or corresponding described a plurality of the second operating functions.
4. multimedia projector as claimed in claim 3, wherein said button prompting picture is for showing Preset Time.
5. multimedia projector as claimed in claim 4, wherein when described button prompting picture disappeared, described function switch key was in order to show described button prompting picture.
6. multimedia projector as claimed in claim 5, wherein via described function switch key with show described button prompting picture and via described function switch key take switch described a plurality of operation keys as the action of corresponding described a plurality of the first operating functions or corresponding described a plurality of the second operating functions for carrying out simultaneously or sequentially carrying out.
7. multimedia projector as claimed in claim 1, one of them that wherein select the described medium of picture and selecting by described source is as described selected medium.
8. multimedia projector as claimed in claim 7, wherein said CPU is by a plurality of the first document files in the described selected medium of described file process unit inspection, select the described document file option of browsing of picture and selecting by described source, and throw file by described projecting cell and select picture to show described a plurality of the first document file, and select described a plurality of the first document files of picture and selecting by described file one of them as described selected document file, wherein said a plurality of the first document files are the document file that described file process unit is supported.
9. multimedia projector as claimed in claim 8, wherein said CPU is summarized in described a plurality of the first document files respectively under a plurality of catalogues according to the file format of described a plurality of the first document files of correspondence, and described a plurality of catalogue is shown in described file and selects in the picture, and wherein each described a plurality of catalogue is denoted as corresponding file format title.
10. multimedia projector as claimed in claim 2, wherein said a plurality of operation keyss and described function switch key are the control panel that is disposed at described multimedia projector.
11. multimedia projector as claimed in claim 2, wherein said a plurality of operation keyss and described function switch key are the remote controller that is disposed at described multimedia projector.
12. multimedia projector as claimed in claim 1, wherein said selected document file is the office document file.
13. the How It Works of a multimedia projector, described multimedia projector comprise a plurality of operation keyss and function switch key, the How It Works of described multimedia projector comprises:
Read the selected document file of selected medium;
Produce the demonstration data according to described selected document file;
Browse picture according to described demonstration data projection;
Switch described a plurality of operation keys via described function switch key, described a plurality of operation keyss are corresponding to described a plurality of the first operating functions or corresponding a plurality of the second operating functions of browsing in the picture; And
According to described a plurality of the first operating functions and the described demonstration data of browsing picture of described a plurality of the second operating function operations.
14. the How It Works of multimedia projector as claimed in claim 13 also comprises:
Browse display button hint image in the picture described, to point out described a plurality of operation keys as corresponding described a plurality of the first operating functions or corresponding described a plurality of the second operating functions.
15. the How It Works of multimedia projector as claimed in claim 14, wherein said button prompting picture is for showing Preset Time.
16. the How It Works of multimedia projector as claimed in claim 15 also comprises:
When described button prompting picture disappears, via described function switch key to show described button prompting picture.
17. the How It Works of multimedia projector as claimed in claim 16, wherein via described function switch key with described browse in the picture show described button prompting picture and via described function switch key take switch described a plurality of operation keys as the action of corresponding described a plurality of the first operating functions or corresponding described a plurality of the second operating functions for carrying out simultaneously or sequentially carrying out.
18. the How It Works of multimedia projector as claimed in claim 17 also comprises:
One of them that select the described medium of picture and selecting by described source is as described selected medium;
Detect a plurality of the first document files in the described selected medium, wherein said a plurality of the first document files are the document file that described multimedia projector is supported;
Select at least one document file option of browsing of picture and selecting by described source;
The projection file selects picture to show described a plurality of the first document file; And
One of them that select described a plurality of the first document files of picture and selecting by described file is as described selected document file.
19. the How It Works of multimedia projector as claimed in claim 18 also comprises:
Described a plurality of the first document files are summarized in respectively under a plurality of catalogues according to the file format of described a plurality of the first document files of correspondence, and described a plurality of catalogue is shown in described file and selects in the picture, and wherein each described a plurality of catalogue is denoted as corresponding file format title.
20. a How It Works that is used for multimedia projector comprises:
Detection couples at least one medium of described multimedia projector;
If detect described medium, then show source selection picture; Wherein, described source selects picture to have at least one described medium and at least one document file option of browsing;
Select the described document file option of browsing, to show the title of at least one document file.
21. the How It Works for multimedia projector as claimed in claim 20 also comprises:
Judged whether at least one data, be stored at least one described medium.
22. the How It Works for multimedia projector as claimed in claim 20 also comprises:
Open the power supply of described multimedia projector; And
After the described power supply of opening described multimedia projector, automatically detect at least one medium that couples described multimedia projector.
23. the How It Works for multimedia projector as claimed in claim 20 also comprises:
Open the power supply of described multimedia projector; And
By operating the control interface of described multimedia projector, couple at least one described medium of described multimedia projector with start detection; Wherein said control interface is the button on the remote controller of the button that arranges of described multimedia projector or corresponding described multimedia projector.
CN2011102250385A 2011-08-01 2011-08-01 Multimedia projector and operating method thereof Pending CN102917195A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040075815A1 (en) * 2002-10-15 2004-04-22 Shin-Pin Huang Projection device with a microprocessor module
CN2876837Y (en) * 2005-12-28 2007-03-07 环达电脑(上海)有限公司 Portable projector with DVD playing function
US20070245244A1 (en) * 2006-04-13 2007-10-18 Coretronic Corporation Multimedia playback projection system and method of on-screen display control for multimedia playback projection system
CN101398596A (en) * 2007-09-25 2009-04-01 海尔集团公司 Projector
CN201673682U (en) * 2010-03-23 2010-12-15 北京华旗随身数码股份有限公司 Versatile multi-media player

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040075815A1 (en) * 2002-10-15 2004-04-22 Shin-Pin Huang Projection device with a microprocessor module
CN2876837Y (en) * 2005-12-28 2007-03-07 环达电脑(上海)有限公司 Portable projector with DVD playing function
US20070245244A1 (en) * 2006-04-13 2007-10-18 Coretronic Corporation Multimedia playback projection system and method of on-screen display control for multimedia playback projection system
CN101398596A (en) * 2007-09-25 2009-04-01 海尔集团公司 Projector
CN201673682U (en) * 2010-03-23 2010-12-15 北京华旗随身数码股份有限公司 Versatile multi-media player

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Application publication date: 20130206