CN201622855U

CN201622855U - Handheld wireless multifunctional playing system

Info

Publication number: CN201622855U
Application number: CN2010201097957U
Authority: CN
Inventors: 李长云; 邹豪杰; 果鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-02-08
Filing date: 2010-02-08
Publication date: 2010-11-03
Anticipated expiration: 2020-02-08

Abstract

The utility model relates to a handheld wireless multifunctional playing system, which comprises a handheld indicator, a handheld multifunctional player, an application program, an application program manager and an operating system. The handheld indicator and the handheld multifunctional player are connected in a wireless way; wherein the handheld multifunctional player is provided with a VGA interface and a video interface to output audio and video signals to a projector and a television and can substitute general-purpose computer equipment in the playing function and support presentation of electronic teaching plans, playing of multimedia files and reading of electronic books; the handheld indication integrates a laser pen and a wireless air mouse for wireless radio-frequency remote control and wireless mouse operation of the player and also for laser indication on a projection screen or the television; and the user can adopt the handheld indicator to freely write and mark on the screen during playing. With the audio and video output interface, the utility model has the advantages of convenient carrying, low cost and perfect playing function, and has a special function for teaching presentation.

Description

A kind of hand-hold wireless multifunctional performing system

Technical field

The utility model relates to a kind of hand-hold wireless multifunctional performing system, especially relates to a kind of hand-hold wireless multifunctional performing system that is used for multimedia and e-teaching plan demonstration.

Background technology

The electronic lantern sheet becomes the effective carrier of electronic teaching, meeting speech, product demonstration and exploitation because high interactive, the convenience of controlling of the multimedia of content, use, the simplification of making have replaced traditional film lantern slide rapidly.The PPT file that present the most widely used electronic lantern form is a Microsoft and the SWF file of Adobe company, and no matter be PPT file or SWF file, generally all be to play and demonstrating (for example POWERPOINT software demonstration under the PPT file use WINDOWS operating system on the multi-purpose computer, the SWF file generally uses FLASH software to play), and by the VGA interface on the computing machine, video interface, audio interface (as LINE OUT) output to projector, televisor, audio amplifier is imparted knowledge to students and give a lecture.Multi-purpose computer, even notebook computer, although it is powerful, but electronic tools such as relative mobile phone, camera, exist and carry inconvenience, the more high shortcoming of cost, especially in broadcasting the process of drilling, controlling of user can not cause the inconvenience in teaching, the speech process away from computer equipment.Though the multimedia file of forms such as other audio/video file such as MP3, MPEG4, RMVB has some proprietary small-sized players, as MP3, MP5 player.These special player function on the market are too simple at present, generally do not support PPT, broadcasting of SWF file to drill but on the one hand; On the other hand, do not possess the interface that outputs to projector, televisor, more not at the dedicated functions of teaching speech etc., as laser indication, screen mark etc.

The utility model content

The purpose of this utility model is to overcome the above-mentioned defective that prior art exists, a kind of VGA of carrying interface, video interface and audio interface are provided, easy to carry, with low cost, broadcast and drill powerfully, and possess specially hand-hold wireless multifunctional performing system again at teaching speech function.

The purpose of this utility model is achieved by the following technical programs:

It comprises hand-held indicator, the multi-functional machine of drilling, application program, application manager and the operating system broadcast of hand held, and multi-functional the broadcasting of hand-held indicator and hand held drilled the machine wireless connections.

Described hand-held indicator comprises mouse module, Keysheet module, micro controller module, wireless communication module, laser indicating module, and mouse module all is connected with micro controller module with Keysheet module, and micro controller module is connected with wireless communication module.

The multi-functional machine of drilling of broadcasting of hand held comprises input block, signal processing unit, audio unit, display unit, storage unit, communication unit.Signal processing unit comprises central processing unit, multimedia coding-decoder, and multimedia coding-decoder links to each other with central processing unit; Input block links to each other with central processing unit, and input block comprises wireless receiver, touch-screen, panel and keypad; Central processing unit links to each other with display unit, and display unit comprises video interface, VGA interface, LCDs; Storage unit is connected with central processing unit is two-way, and storage unit comprises flash memory, random access memory and storage card; Communication unit is connected with central processing unit is two-way, and communication unit comprises usb host, USB device; Audio unit comprises acoustic pickup, note amplifier, earpiece/speaker, audio converter, acoustic pickup is connected with note amplifier, note amplifier is connected with audio converter is two-way, and note amplifier is connected with earpiece/speaker, and audio converter is connected with central processing unit is two-way.

Application program comprises that lantern slide is broadcast and drills device, multimedia player, E-book reader, the screen marking software, broadcast to drill and record software and screen switcher, lantern slide is broadcast and is drilled device and be used to play PPT form slide file, multimedia player is used to play audio/video file and (supports MP4, MP3, RMVB, WAV and other Voice ﹠ Video form commonly used) and the Flash file, E-book reader is used to play PDF, TXT, CHM, HTML and DOC formatted file, screen switcher is used at this machine LCDs and external picture output device (as projector, televisor or display) between switch, the screen marking software is used for carrying out the hand-written and mark of full frame freedom by the hand-held indicator broadcasting the process of drilling, and broadcasts to drill and records software and be used for recording displaying contents and the sound of broadcasting the process of drilling.

Application manager comprises application controller and regulation engine, and application controller mainly is that application programs is controlled and managed; Regulation engine is used for the operation rule of the application program of process user definition, and then guarantee that wireless multifunctional broadcasts the performance index of the system of drilling, or avoid different application when operation that peripheral hardware takes place and share conflict, for example this engine can detect the lantern slide playing device and whether multimedia player moves simultaneously, and handles this conflict according to the set processing mode of user.

The control method of hand-hold wireless multifunctional performing system may further comprise the steps: (1) starts the operating system, and the loading application programs manager; (2) enter master menu; (3) select required broadcasting to drill function; Whether (4) detect broadcasting of having selected drills function and conflicts with the application program of having moved; (5) if the result of step (4) for not, then selects to broadcast the file of drilling; (6) if the result of step (4) is for being that then whether selection need close the application program of having moved; (7) if the result of step (6) for not, then returns step (2); (8), and select to broadcast the file of drilling if the result of step (6) for being, then closes the application program of having moved; (9) broadcast in the process of drilling, can select to carry out the screen mark, broadcast to drill and record, return master menu or withdraw from the system of drilling of broadcasting.

The control flow of the application manager of hand-hold wireless multifunctional performing system may further comprise the steps: at first, beginning, start application manager, finish the loading of application controller and regulation engine, then, load the operation rule of the application program that the user pre-defines by regulation engine, then, the operation requests of circular wait application program, if application manager receives the operation requests of application program, then detect by regulation engine whether working procedure operation conflict is arranged,, then manage conflict according to the good processing rule of user definition if conflict is arranged, and then the operation requests of coming the response application program to send by application controller, if there is not conflict, the operation requests of response application program then, afterwards, continue to enter the circular wait state, select to log off operation up to the user, withdraw from application manager, to finishing.

The utility model volume is little, easy to carry, with low cost, by multi-functional video interface, the VGA interface of broadcasting the built-in display unit of the machine of drilling of hand held, can be with displaying contents difference output video to projector, televisor, have broadcasting of multimedia file such as broadcast PPT, SWF, MP3, MP4 and RMVB and drill function, to the read function of electronic book documentaries such as TXT, PDF, DOC; By multi-functional usb host, the USB device of broadcasting the built-in communication unit of the machine of drilling of hand held, the memory device of extrapolating USB flash disk and other tool USB interface, also have simultaneously at teaching speech and wait applications and the laser of special setting is indicated, screen marks and broadcast to drill and function such as record, be suitable for fields such as electronic teaching, meeting speech, academic exchange and product demonstration.The hand-held indicator is integrated laser pen and wireless air mouse, can carry out long distance wireless operation to the multi-functional machine of drilling of broadcasting of hand held, can e-teaching plan, PDF and WORD such as wireless remote remote control PPT, SWF etc. electronic document easy on and off page turning and to the Play Control (as volume control, broadcast and time-out etc.) of multimedia file.The user uses the hand-held indicator to drill machine operation screen marking software by multi-functional the broadcasting of hand held, in broadcasting the process of drilling, can carry out full frame Free Writing, on screen, freely mark, be used for imparting knowledge to students, the additional explanation of speech, academic exchange and product demonstration.The hand-held indicator can carry out aided education and carry out the laser indication in the speech process by the laser pen that carries.

Description of drawings

Fig. 1 is the utility model hand-hold wireless multifunctional performing system structured flowchart;

Fig. 2 is the utility model hand-held indicator hardware block diagram;

Fig. 3 drills the machine hardware block diagram for multi-functional the broadcasting of the utility model hand held;

Fig. 4 is the utility model hand-hold wireless multifunctional performing system software block diagram;

Fig. 5 is the control method process flow diagram of the utility model hand-hold wireless multifunctional performing system;

Fig. 6 is the utility model hand-hold wireless multifunctional performing system application manager software flow pattern.

Embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

With reference to Fig. 1, hand-hold wireless multifunctional performing system comprises hand-held indicator 1 and the multi-functional machine of drilling 2 of broadcasting of hand held, and hand-held indicator 1 and hand held be multi-functional broadcasts the machine of drilling 2 wireless connections.

Hand-held indicator 1 is the multi-functional wireless controller of broadcasting the machine of drilling 2 of hand held, adopts wireless radio frequency mode and the multi-functional machine of drilling 2 of broadcasting of hand held to communicate, and the multi-functional machine of drilling 2 of broadcasting of hand held is controlled.

With reference to Fig. 2, hand-held indicator 1 comprises mouse module 11, Keysheet module 12, micro controller module 13, wireless communication module 14, laser indicating module 15, mouse module 11 all is connected with micro controller module 13 with Keysheet module 12, and micro controller module 13 is connected with wireless communication module 14.

Mouse module 11 comprises mouse right and left key and mouse displacement detecting device, the pressure of the rolling of mouse roller or mouse rocking bar is converted to the displacement information of X-axis, Y-axis by the mouse displacement detecting device, the displacement information of X-axis, Y-axis reaches micro controller module 13, simultaneously the state of micro controller module 13 scanning mouse right and left keys; X-axis, Y-axis displacement information and mouse right and left key status information be at first according to the mouse protocol encapsulation, according to custom protocol package once more, is transmitted into the multi-functional machine of drilling 2 of broadcasting of hand held by wireless communication module 14 at last then.

Micro controller module 13 continuous keyboard scan modules 12 when having detected button and pressing, parse corresponding key assignments and according to the custom protocol encapsulation, the key assignments packet after the encapsulation is transmitted into the multi-functional machine of drilling 2 of broadcasting of hand held by wireless communication module 14.

Laser indicating module 15 can be controlled the emission of laser, is beneficial to auxiliary demonstrator and explains.

With reference to Fig. 3, the multi-functional machine of drilling 2 of broadcasting of hand held comprises input block 21, signal processing unit 22, audio unit 23, display unit 25, storage unit 24, communication unit 26; Signal processing unit 22 comprises central processing unit 221, multimedia coding-decoder 222, and multimedia coding-decoder 222 links to each other with central processing unit 221; Input block 21 links to each other with central processing unit 221, and input block 21 comprises wireless receiver 211, touch-screen 212, panel and keypad 213; Central processing unit 221 links to each other with display unit 25, and display unit 25 comprises video interface 251, VGA interface 252, LCDs 253;

Storage unit

24 and 221 two-way connections of central processing unit, storage unit 24 comprises flash memory 241, random access memory 242 and storage card 243;

Communication unit

26 and 221 two-way connections of central processing unit, communication unit 26 comprises usb host 261, USB device 262; Audio unit 23 comprises acoustic pickup 231, note amplifier 234, earpiece/speaker 232, audio converter 235, acoustic pickup 231 is connected with note amplifier 234,

note amplifier

234 and 235 two-way connections of audio converter, note amplifier 234 is connected with earpiece/speaker 232,

audio converter

235 and 221 two-way connections of central processing unit.

Central processing unit 221 is embedded microprocessor, and is low in energy consumption; Multimedia file for high-quality compressed encoding form, particularly high-resolution multimedia file need take huge resource and decompress, and the flush bonding processor performance is on the low side, the phenomenon of frame losing and obstruction takes place in multimedia file easily when decoding, utilize multimedia coding-decoder 222 to carry out hard decoder to media file, prevent the generation of frame losing and choking phenomenon, accelerate the broadcasting speed of multimedia file.Multi-functional broadcasting drilled platform 223 and is the multi-functional software platform of broadcasting the machine of drilling of hand held, and the response of user's input, the displaying of presentation file, playback of media files and demonstration assistant software screen mark and broadcasting drilled the realization of recording and drilled platform and realize by multi-functional broadcasting.

Wireless receiver 211 is corresponding with hand-held indicator 1, and both are in conjunction with solving the multi-functional technical matters of broadcasting the machine of drilling of demonstrator's Long-distance Control hand held; Broadcast in the machine of drilling 2 multi-functional broadcasting and drill platform 223 bsp drivers by hand held is multi-functional, wireless receiver 211 is packaged into standard mouse and keyboard, the operation of hand-held indicator 1 is mapped to standard mouse and KeyEvent, realizes that the demonstrator is to the multi-functional Long-distance Control of broadcasting the machine of drilling 2 of hand held; Touch-screen 212 provides a kind of mode of operation intuitively for the operator; Panel and keypad 213 has the multi-functional common function button of broadcasting the machine of drilling of hand held, for the operation of common function provides mode of operation efficiently.

Video interface 251 is encoded into the compound full television video frequency signal of PAL, NTSC with the digital rgb tristimulus signals of central processing unit 221 output, realizes that palm is multi-functional to broadcast being connected of the machine of drilling 102 and televisor; VGA interface 252 is converted to the analog rgb signal with the digital rgb tristimulus signals of central processing unit 221 output, realizes that hand held is multi-functional to broadcast being connected of the machine of drilling 2 and projector; The multi-functional machine of drilling 2 of broadcasting of hand held is connected with televisor, projector by video interface 251, VGA interface 252 respectively, presents required content displayed.

Audio unit 23 is realized the input and the output of audio frequency; During recording, external voice picks up through acoustic pickup 231, and note amplifier 234 amplifies, audio converter 235 coding back input central processing units 221; During playback, media file sound intermediate frequency data stream outputs to audio converter 235 under the control of central processing unit 221, input earpiece/speaker 232 sounding after note amplifier 234 amplifies.

Storage card 243 is the expansions to flash memory 241, when user resources more for a long time, by the multi-functional memory capacity of broadcasting the machine of drilling 2 of the extendible hand held of storage card.

Interface by USB device 262 is communicated by letter with multi-purpose computer, and multi-purpose computer is by USB device interface refresh routine, synchrodata, reference-to storage; Can visit external USB flash disk, USB mouse, USB keyboard even USB bluetooth module, USB wireless network card by usb host 261 ports, expand the multi-functional function of broadcasting the machine of drilling of hand held.

With reference to Fig. 4, hand-hold wireless multifunctional performing system also comprises application program 31, application manager 32, operating system 33.

Application program 31 comprises that lantern slide is broadcast and drills device 311, multimedia player 312, E-book reader 313, screen marking software 314, broadcasts to drill and record software 315 and screen switcher 316.Lantern slide in the application program 31 is broadcast and is drilled device 311 and be used to play PPT form slide file, multimedia player 312 is used to play audio/video file and (supports MP4, MP3, RMVB, WAV and other Voice ﹠ Video form commonly used) and the Flash file, E-book reader 313 is used to play PDF, TXT, CHM, HTML and DOC formatted file, screen switcher 316 is used at this machine LCDs and external picture output device (as projector, televisor or display) between switch, screen marking software 314 is used for carrying out the hand-written and mark of full frame freedom by the hand-held indicator broadcasting the process of drilling, and broadcasts to drill and records software 315 and be used for recording displaying contents and the sound of broadcasting the process of drilling; Resource and program that application program may be called in operational process in the operating system are its service.

Application manager 32 comprises application controller 321 and regulation engine 322.Application manager 32 mainly is that application programs 31 is controlled and managed; Application controller 321 is main be responsible for application programs startup, open, close and finish, regulation engine 322 is used for the operation rule of the application program of process user definition, and then guarantee that wireless multifunctional broadcasts the performance index of the system of drilling, or avoid different application when operation that peripheral hardware takes place and share conflict, for example this engine can detect lantern slide playing device 311 and whether multimedia player 312 moves simultaneously, and handles this conflict according to the set processing mode of user.

Operating system 33 comprises driven management device 331, management of process device 332, power supervisor 333, hardware driving 334, and hardware driving 334 comprises that audio driven 3341, button driving 3342, radio-frequency driven 3343, touch-screen driving 3344, power drives 3345, USB driving 3346, display screen driving 3347, VGA drive 3348.Driven management device 331 is finished the loading of hardware driving 334, to the difference between the operating system shielding distinct device; Power supervisor 333 carries out power management according to the characteristic of application program.

With reference to Fig. 5, the control method of hand-hold wireless multifunctional performing system may further comprise the steps: at first execution in step 450 beginnings, carry out the initialization operation before operating system loads; Execution in step 451 starts the operating system then; Next execution in step 452 loading application programs managers, this process at first loads and starts application manager, start regulation engine then, the personalized interface that loads the user at last is provided with parameter, after the execution of step 452, the resource distribution of system and necessary base facility are built substantially and are finished; Then execution in step 453 enters the master menu of application program, for the user provides a navigation application program interface; Function is drilled in broadcasting that execution in step 454 selections need again; The user select a certain broadcast drill function after, application manager calls regulation engine execution in step 455 and judges whether the program that starts has with the application program of having moved and conflict; If not conflict, then execution in step 457, allow the user select to broadcast the file of drilling; If conflict is arranged, then whether execution in step 456 prompting users close the current program of having moved, if user's selection is that then execution in step 457, otherwise jump back to step 453; After the user had selected corresponding broadcasting to drill file, execution in step 458 operating files were broadcast and are drilled function; In broadcasting the process of drilling, user's execution in step 459 selects arbitrary operation to carry out.

If the user need carry out the screen mark in broadcasting the process of drilling, then can select execution in step 460 beginning screen marks, whether system at first can open in invocation step 461 detection screen mark services, if open, then execution in step 463 startup screens mark is served, execution in step 462 is carried out the screen mark again, if open, then directly execution in step 462 is carried out the screen mark, in the mark process, the user opens other interface if desired, then can execution in step 464 suspend or stop mark; After the execution of step 464, system returns step 459, and the user can restart mark or enter other function items.

If the user need broadcast to drill in broadcasting the process of drilling and record, the user also can select execution in step 467 to broadcast to drill to record, whether system at first can invocation step 468 detects and records service and open, if do not open, then execution in step 470 starts the service of recording of drilling of broadcasting, execution in step 469 is broadcast to drill and is recorded again, if open, then direct execution in step 469 is broadcast to drill and recorded; In recording process, the user suspends or stops to record with execution in step 471, and after the execution of step 471, system also can return step 459, and the user can restart mark or enter other function items; In broadcasting the process of drilling, the user can also select step 463 to return master menu, re-executes to select required broadcasting to drill function after step 453 enters master menu; In broadcasting the process of drilling, the user can also select step 465 to withdraw to broadcast to drill, and then execution in step 466 withdraws from operating system, and last execution in step 480 finishes.

With reference to Fig. 6, the control flow of the application manager of hand-hold wireless multifunctional performing system may further comprise the steps: at first begun by step 500, execution in step 501 starts application manager, mainly finish the loading of application controller and regulation engine, execution in step 502 is loaded the operation rule of the application program that the user pre-defines by regulation engine then, then enter the operation requests of step 503 circular wait application program, if application manager receives the operation requests of application program, then execution in step 504 detects by regulation engine whether working procedure operation conflict is arranged, if conflict is arranged, then execution in step 506 manages conflict according to the good processing rule of user definition, and then execution in step 507 operation requests of coming the response application program to send by application controller, if there is not conflict, the direct operation requests of execution in step 507 response application programs then, after the execution of step 507, continue to enter the circular wait state, select to log off operation up to the user, execution in step 508 withdraws from application manager then, and final execution in step 509 finishes the control flow of whole application manager.

Claims

1. hand-hold wireless multifunctional performing system, it is characterized in that: comprise hand-held indicator, the multi-functional machine of drilling, application program, application manager and the operating system broadcast of hand held, multi-functional the broadcasting of hand-held indicator and hand held drilled the machine wireless connections.

2. hand-hold wireless multifunctional performing system according to claim 1, it is characterized in that: the hand-held indicator comprises mouse module, Keysheet module, micro controller module, wireless communication module, laser indicating module, mouse module all is connected with micro controller module with Keysheet module, and micro controller module is connected with wireless communication module.

3. hand-hold wireless multifunctional performing system according to claim 1 and 2 is characterized in that: the multi-functional machine of drilling of broadcasting of hand held comprises input block, signal processing unit, audio unit, display unit, storage unit, communication unit; Signal processing unit comprises central processing unit, multimedia coding-decoder, and multimedia coding-decoder links to each other with central processing unit; Input block links to each other with central processing unit, and input block comprises wireless receiver, touch-screen, panel and keypad; Central processing unit links to each other with display unit, and display unit comprises video interface, VGA interface, LCDs; Storage unit is connected with central processing unit is two-way, and storage unit comprises flash memory, random access memory and storage card; Communication unit is connected with central processing unit is two-way, and communication unit comprises usb host, USB device; Audio unit comprises acoustic pickup, note amplifier, earpiece/speaker, audio converter, acoustic pickup is connected with note amplifier, note amplifier is connected with audio converter is two-way, and note amplifier is connected with earpiece/speaker, and audio converter is connected with central processing unit is two-way.