CN101321249A - System for broadcasting far-end computer generated output signal by television, and its broadcasting method - Google Patents
System for broadcasting far-end computer generated output signal by television, and its broadcasting method Download PDFInfo
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- CN101321249A CN101321249A CNA2008101501399A CN200810150139A CN101321249A CN 101321249 A CN101321249 A CN 101321249A CN A2008101501399 A CNA2008101501399 A CN A2008101501399A CN 200810150139 A CN200810150139 A CN 200810150139A CN 101321249 A CN101321249 A CN 101321249A
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Abstract
The invention relates to a system of output signal generated by television playing remote computer and the playing method thereof; the system of the output signal of the television playing remote computer comprises a first signal transmit receive device and a second transmit receive device; one end of the first signal transmit receive device is connected with the computer; the other end is connected with the television by the second signal transmit receive device. The invention provides a system of output signal generated by television playing remote computer and the playing method thereof, which is capable of realizing the efficacy of playing the sound and image generated by the computer on the television, conquering the problem that compared with the computer, the function of the device generating the signal using the embedded system is not easy to enlarge; and the invention has simple structure, low cost, convenient application and is easy to popularize.
Description
Technical field
The present invention relates to a kind of system and method thereof of playing the output signal that computer produces, especially a kind of system and player method thereof of the output signal that produces by the far-end computer of televising.
Background technology
The function of computer has enough been dealt with the various application in the general family at present, but the mode of operation of computer and outward appearance, various wiring etc., make general computer, no matter be desktop computer or portable computer, can be placed on the TV next door in parlor by the user, therefore general computer all is difficult to become an one's share of expenses for a joint undertaking in parlor.Many manufacturers also find out this problem already, the various solutions of therefore numerous and confused proposition, for example: box (set top box on multimedia hub (media center), digital home center (digital home) or the machine of various Mobynebs; STB), above-mentioned various solutions mostly are to use the framework of embedded system (embedded system), but, though the device volume of the framework of use embedded system is less, outward appearance can design arbitrarily, and multiple function can be integrated, but it can't be compatible with other manufacturers, the system of that is to say seals, the function that can only use this device to provide, unless make the manufacturer of this device what's new is arranged, otherwise, the user can't expand voluntarily, and especially the technology of multimedia integration utilization is maked rapid progress, at any time all have new function or new technology and import, use Embedded device often to use in the near future and just need renew machine.
In sum, background technology has existed difficult expansion of the device that uses embedded system and the difficult problem of being accepted by the user of general computer always since the midium or long term as can be known, therefore is necessary to propose improved technological means, solves this problem.
Summary of the invention
Computer is placed on and is not easy the problem accepted by the user around the TV for the device that solves the generation output signal that exists in the background technology uses embedded system to be difficult for extended function than computer, and the present invention proposes a kind of system of the output signal that is produced by the computer of the far-end of televising.
Technical solution of the present invention is: a kind of system of output signal of the computer by the far-end of televising, it comprises first signal transmitting/receiving device, second signal transmitting/receiving device, described first signal transmitting/receiving device, one end is connected with computer, and the other end is connected with TV by second signal transmitting/receiving device.
Above-mentioned first signal transmitting/receiving device comprises first receiver module and first wireless transport module, and described first wireless transport module is connected with computer by first receiver module.
Above-mentioned first signal transmitting/receiving device also includes first output module, second output module and signal modular converter, described signal modular converter one end is connected with computer by first receiver module, and the other end is connected with first wireless transport module, first output module; Described second output module, one end is connected with computer, the other end is connected with first wireless transport module.
Above-mentioned second signal transmitting/receiving device comprises second wireless transport module and the 3rd output module, and described second wireless transport module is connected with TV by the 3rd output module.
Above-mentioned second signal transmitting/receiving device also comprises second receiver module, and described second receiver module is connected with the 3rd output module by second wireless transport module.
Be equiped with DVB-T receiver or TV card on the above-mentioned computer.
The system of the output signal of above-mentioned computer by the far-end of televising also includes computer monitor, and described computer monitor is connected with first signal transmitting/receiving device.
The system of the output signal of above-mentioned computer by the far-end of televising also includes the remote controller that is used to control TV.
The first above-mentioned signal transmitting/receiving device is provided with diverter switch.
A kind of method of output signal of the computer by the far-end of televising, its special character is: this method may further comprise the steps:
710) computer will be play video/audio archive earlier, produces the output signal that can show on TV by the film on the external storage device;
720) output signal that produces is outputed to the source of sound delivery outlet on videl signal and the sound card with audio signal the receiver module of first signal transmitting/receiving device by the VGAD-type joint on the display card;
730) first wireless transport module of first signal transmitting/receiving device is given second wireless transport module of second signal transmitting/receiving device by its output signal that receives of ad hoc technology transfer in step;
740) after second wireless transport module of second signal transmitting/receiving device received the output signal that first wireless transport module of first signal transmitting/receiving device sends, the 3rd output module of second signal transmitting/receiving device can transmit the received output signal of second wireless transport module and give TV;
750) TV is play this output signal behind the output signal that the 3rd output module that receives second signal transmitting/receiving device is transmitted, and makes TV screen can demonstrate the television image that the user desires to watch.
When the user pressed [FF] key and wishes to change soon the video/audio archive that computer 100 play, this method was further comprising the steps of:
760) remote controller transmits second receiver module of controlling signal to the second signal transmitting/receiving device that contains [Fast Forward];
770) second wireless transport module of second signal transmitting/receiving device is with first wireless transport module of this controlling signal to the first signal transmitting/receiving device of technology transfer of ad hoc;
780) first wireless transport module of first signal transmitting/receiving device is after the controlling signal that contains [Fast Forward] that second wireless transport module that receives by second signal transmitting/receiving device is transmitted, and the controlling signal that can transmit [Fast Forward] by second output module in first signal transmitting/receiving device is to computer;
790) computer is after the controlling signal that receives second output module transmission [Fast Forward], just can play video/audio archive fast, the output signal that computer is produced changes, and then the received signal of the receiver module that changes first signal transmitting/receiving device, the beginning repeating step 730), 740) and 750).
Since first signal transmitting/receiving device of connection computer of the present invention not necessarily need to be arranged on second signal transmitting/receiving device that is connected with TV around, make the user do not need with computer be placed on TV around, just can realize playing the sound of computer generation and the effect of picture on TV, overcome the device that produces output signal and used the problem that embedded system is compared with computer, function is difficult for expansion; And simple in structure, with low cost, application convenience of the present invention, be easy to promote.
Description of drawings
Fig. 1 is a structured flowchart of the present invention.
Fig. 2 is the structured flowchart of first signal transmitting/receiving device of the present invention.
Fig. 3 is the structured flowchart of second signal transmitting/receiving device of the present invention.
Fig. 4 is the flow chart of output signal of the present invention.
Embodiment
Referring to Fig. 1, computer 100, first signal transmitting/receiving device 200, second signal transmitting/receiving device 300, TV 500, computer monitor 400 and the remote controller 600 of comprising of the present invention; Computer 100 is connected with first signal transmitting/receiving device 200, and responsible generation offers the output signal that TV 500 shows, and output signal is exported to first signal transmitting/receiving device 200; Wherein, output signal can be by being installed in numerical digit that DVB-T receiver on the computer 100 or traditional TV card receive or similar television signal, or playing the modes such as video/audio archive that are stored on hard disk, CD (DVD, VCD etc.) or other storage device (as: dish, memory card etc. with oneself) by playout software produces.
Generally speaking, computer and 200 of first signal transmitting/receiving devices are to use the VGA connecting line of standard to transmit videl signal (being contained in the output signal), and the standard of use sound source wire transmits audio signal (being contained in the output signal), other as DVI connecting line etc. also can transmit numerical digit or similarly the connected mode of videl signal also be used for connecting the computer and first signal transmitting/receiving device 200, same also can transmit audio signal with other the connected mode of transmitted source of sound signal.
Referring to Fig. 2, first signal transmitting/receiving device 200 mainly comprises the output signal that first receiver module 210 and first wireless transport module, 220, the first receiver modules, 210 responsible reception computers 100 are produced; First wireless transport module 220 is responsible for sending the output signal that receives to second signal transmitting/receiving device 300 after first receiver module 210 receives the output signal of computer 100.
Referring to 3, second signal transmitting/receiving device 300 is connected with TV 500, second signal transmitting/receiving device 300 mainly comprises second wireless transport module 310 and the 3rd output module 320, second wireless transport module 310 is responsible for receiving the output signal that first wireless transport module 220 by first signal transmitting/receiving device 200 is transmitted, first wireless transport module 220 and second wireless transport module 310 are to use wireless technology (technology such as wireless, microwave that for example comprises WiFi, adhoc) to be connected, certainly, the user also can use the grid line of entity to connect.The 3rd output module 320 is responsible for after second wireless transport module 310 receives the output signal that first wireless transport module 220 transmitted, transmit output signal and give TV 500, second signal transmitting/receiving device 300 can use general coaxial wire, AV terminal, S terminal or HDMI connecting line etc. with TV 500 ways of connecting, also can use other can transmit the connected mode of output signal.TV 500 is responsible for after receiving the output signal that is transmitted by the secondth signal transmitting/receiving device 300, and playing the output signal that receives is image and sound.
Referring to Fig. 4, in the present embodiment, can be provided with common VGAD-type joint on first signal transmitting/receiving device 200, this joint connects the VGA connecting line of standard, and being connected to the VGAD-type joint of the display card of computer (computer 100), first signal transmitting/receiving device 200 sound source wire of also using two ends to be all 3.5 cun earphone heads connects first signal transmitting/receiving device 200 and computer 100 simultaneously; First wireless transport module 220 of first signal transmitting/receiving device 200 uses the ad hoc technology of WiFi and second wireless transport module, the 310 exchange signals of second signal transmitting/receiving device 300.
Wherein, because standard WiPi system needs just can use after the complicated setting, this is a burden for general user, therefore present embodiment uses and can just first signal transmitting/receiving device 200 and second signal transmitting/receiving device 300 be set in pairs and the ad hoc technology of independent (signal does not interfere with each other) before dispatching from the factory, simultaneously, because ad hoc does not need access point (access point; AP), therefore can also reduce cost.
When user's desire uses the present invention to watch the video/audio archive film, need through step once:
By step 710: computer 100 will be play the video/audio archive on hard disk or DVD earlier, produces the output signal (as: the carry-on dish of USB, SD card etc.) that can show on TV 500 by the film on VCD or other external storage device.
Step 720: the output signal that step 710 produces is outputed to the source of sound delivery outlet on videl signal and the sound card receiver module 210 of first signal transmitting/receiving device 200 with audio signal by the VGAD-type joint on the display card.
Step 730: first wireless transport module 220 of first signal transmitting/receiving device 200 is given second wireless transport module 310 of second signal transmitting/receiving device 300 by its output signal that receives of ad hoc technology transfer in step 720.
Wherein, if output signal is a digital signals, then first wireless transport module 220 can directly send output signal to second wireless transport module 310 of second signal transmitting/receiving device 300; If output signal is and the similar signal of digital signals, after then needing additionally similar output signal to be converted to the output signal of numerical digit, send second wireless transport module 310 of second signal transmitting/receiving device 300 to by first wireless transport module 220 by signal modular converter 250.
Step 740: after second wireless transport module 310 of second signal transmitting/receiving device 300 received the output signal that first wireless transport module 220 of first signal transmitting/receiving device 200 sends, the 3rd output module 320 of second signal transmitting/receiving device 300 can transmit second wireless transport module, 310 received output signals and give TV 500.
Wherein, if second signal transmitting/receiving device 300 transmits output signal to TV 500 in the mode of numerical digit, then the 3rd output module 320 will directly transmit the output signal that receives; If second signal transmitting/receiving device 300 transmits output signal to TV 500 in the mode of analogy, then the 3rd output module 320 sends TV 500 to after output signal will being converted to the signal of analogy again.
Step 750: TV 500 is play this output signal behind the output signal that the 3rd output module 320 that receives second signal transmitting/receiving device 300 is transmitted, make TV screen can demonstrate the television image that the user desires to watch.
In sum, gap between the present invention and the background technology is that first signal transmitting/receiving device 200 does not need around second signal transmitting/receiving device 300 as can be known, still the output signal that computer 100 is produced can be sent to second signal transmitting/receiving device 300, and play the received output signal of second signal transmitting/receiving device 300 by TV 500, thereby the device of existing generation output signal uses embedded system to be difficult for extended function than computer 100 in the solution background technology, and computer is placed on and is not easy the problem accepted by the user around the TV, and then reaches and can play the sound that computer produces and the effect of picture on TV.
In fact, when the user watches film archive, also need the television image of reality is done some controls, for example: suspend (pause), regeneration broadcast (play), fast (the Fast Forward of commentaries on classics; FF), reversing (backward) etc., such action is not operated before should not allowing the user before TV 500 get back to computer 100, therefore second signal transmitting/receiving device 300 of the present invention also includes second receiver module 330 of being responsible for receiving controlling signal, the user can press the operation that button on the remote controller 600 carries out corresponding control, specifically can realize by following steps:
Step 760: when the user pressed [FF] key and wishes to change soon the video/audio archive that computer 100 play, remote controller 600 contained second receiver module 330 of controlling signal to the second signal transmitting/receiving device 300 of transmission [Fast Forward]; Generally speaking, remote controller 600 can transmit controlling signal to the second receiver module 330 in the mode of RF, but the present invention is as limit, and all modes that can transmit controlling signal all can be used herein.
Step 770: after remote controller 600 transmitted second receiver module 330 of controlling signal to the second signal transmitting/receiving device 300, second wireless transport module, the 310 same meetings of second signal transmitting/receiving device 300 were with first wireless transport module 220 of technology transfer controlling signal to the first signal transmitting/receiving device 200 of ad hoc.
Step 780: first wireless transport module 220 of first signal transmitting/receiving device 200 can be by being additional to controlling signal that second output module 240 in first signal transmitting/receiving device 200 transmits [Fast Forward] to computer 100 after the controlling signal of [Fast Forward] that second wireless transport module 310 that receives by second signal transmitting/receiving device 300 is transmitted.
Step 790: computer 100 is after the controlling signal that receives 240 transmission [Fast Forward] of second output module, just can play video/audio archive fast, the output signal that computer 100 is produced changes, and then the received signal of the receiver module 210 that changes first signal transmitting/receiving device 200, beginning repeating step 730, step 740, step 750.
Second output module 240 of first signal transmitting/receiving device 200 must transmit controlling signal in the mode that can provide the program that produces output signal to receive controlling signal, for example, the input unit that second output module 240 is connected with computer 100 with the USB interface simulation (for example keyboard), and produce input signal and control the program that produces output signal and rotate work soon; For example second output module 240 is connected with computer 100 with network again, when the program that produces output signal receive that second output module 240 transmitted [Fast Forward " controlling signal after, change the output signal that film changes generation soon.
If the user is at the mains switch of pressing under the situation that computer 100 is closed on the remote controller 600, be bound to this moment to such an extent that computer 100 startups just can be produced output signal, therefore, first signal transmitting/receiving device 200 can the using system outside power supply, also can obtain power supply by the interfaces such as USB of computer 100 connections and not outage, so, when second signal transmitting/receiving device 300 transmits controlling signal to first signal transmitting/receiving device 200 (step 770), first signal transmitting/receiving device 200 still can receive controlling signal (step 780) normally, and wake (wake up) program (for example using modes such as network connector or RS232) up with the standard of computer 100 and allow computer 100 start, make computer 100 can produce output signal.
In addition, in order to accelerate the transfer rate of signal, when first wireless transport module 220 of first signal transmitting/receiving device 200 transmits second wireless transport module 310 of output signal to the second signal transmitting/receiving devices 300 (step 730), first signal transmitting/receiving device 200 can be with after the output signal compression, be sent to second wireless transport module 310 by first wireless transport module 220 again, and behind the output signal of second wireless transport module 310 after receiving compression, second signal transmitting/receiving device 300 is delivered to output signal TV 500 (step 740) after can earlier the output signal that receives being decompressed again.
In addition, first signal transmitting/receiving device 200 of the present invention also can comprise responsible first output module 230 that is connected with computer monitor 400, make computer monitor 400 can show the output signal that computer 100 is produced simultaneously, wherein, first wireless transport module 220 and first output module 230 will shared same temporary output signal the working area (when signal modular converter 250, this working area is present in the signal modular converter 250, otherwise then be present in first receiver module 210), make the wireless transport module 220 of winning transmit identical output signal with first output module 230, if need only when using TV to show output signal, can interrupt being connected of first output module 230 and this working area, and when only using computer monitor 400, also can interrupt being connected of first wireless transport module 220 and this working area, in fact, above-mentioned interrupt action can be by being arranged on diverter switch on first signal transmitting/receiving device 200 or being controlled the connection status in first output module 230 or first wireless transport module 220 and this working area by the button of remote controller 600.
Generally speaking, the connected mode of first signal transmitting/receiving device 200 and computer monitor 400 is same as the connected mode of first signal transmitting/receiving device 200 and computer 100, that is to say, if first signal transmitting/receiving device 200 uses the standard VGA connecting line to be connected with computer 100, then first signal transmitting/receiving device 200 can be connected with the VGA connecting line of standard equally with computer monitor 400, but when also comprising a signal modular converter 250 as if first signal transmitting/receiving device 200, then transmit output signal to computer monitor 400 at first output module 230, it is corresponding to the form of first signal transmitting/receiving device 200 with the connected mode of computer monitor 400 that signal modular converter 250 will be changed output signal, so, the connected mode of first signal transmitting/receiving device 200 and computer monitor 400 does not just need to be same as the connected mode of first signal transmitting/receiving device 200 and computer 100.
Claims (10)
1, a kind of system of output signal of the computer by the far-end of televising, it is characterized in that: it comprises first signal transmitting/receiving device, second signal transmitting/receiving device, described first signal transmitting/receiving device, one end is connected with computer, and the other end is connected with TV by second signal transmitting/receiving device.
2, the system of the output signal of the computer by the far-end of televising according to claim 1, it is characterized in that: described first signal transmitting/receiving device comprises first receiver module and first wireless transport module, and described first wireless transport module is connected with computer by first receiver module.
3, the system of the output signal of the computer by the far-end of televising according to claim 2, it is characterized in that: described first signal transmitting/receiving device also includes first output module, second output module and signal modular converter, described signal modular converter one end is connected with computer by first receiver module, and the other end is connected with first wireless transport module, first output module; Described second output module, one end is connected with computer, the other end is connected with first wireless transport module.
4, according to the system of the output signal of claim 1 or 2 or 3 described computers by the far-end of televising, it is characterized in that: described second signal transmitting/receiving device comprises second wireless transport module and the 3rd output module, and described second wireless transport module is connected with TV by the 3rd output module.
5, the system of the output signal of the computer by the far-end of televising according to claim 4, it is characterized in that: described second signal transmitting/receiving device also comprises second receiver module, and described second receiver module is connected with the 3rd output module by second wireless transport module.
6, the system of the output signal of the computer by the far-end of televising according to claim 5 is characterized in that: be equiped with DVB-T receiver or TV card on the described computer.
7, the system of the output signal of the computer by the far-end of televising according to claim 5 is characterized in that: the system of the output signal of described computer by the far-end of televising also includes the remote controller that is used to control TV.
8, the system of the output signal of the computer by the far-end of televising according to claim 3, it is characterized in that: described first signal transmitting/receiving device is provided with diverter switch.
9, a kind of method of output signal of the computer by the far-end of televising, it is characterized in that: this method may further comprise the steps:
710) computer will be play video/audio archive earlier, produces the output signal that can show on TV by the film on the external storage device;
720) output signal that produces is outputed to the source of sound delivery outlet on videl signal and the sound card with audio signal the receiver module of first signal transmitting/receiving device by the VGAD-type joint on the display card;
730) first wireless transport module of first signal transmitting/receiving device is given second wireless transport module of second signal transmitting/receiving device by its output signal that receives of ad hoc technology transfer in step;
740) after second wireless transport module of second signal transmitting/receiving device received the output signal that first wireless transport module of first signal transmitting/receiving device sends, the 3rd output module of second signal transmitting/receiving device can transmit the received output signal of second wireless transport module and give TV;
750) TV is play this output signal behind the output signal that the 3rd output module that receives second signal transmitting/receiving device is transmitted, and makes TV screen can demonstrate the television image that the user desires to watch.
10, the method for the output signal of a kind of computer by the far-end of televising according to claim 9 is characterized in that: when the user pressed [FF] key and wishes to change soon the video/audio archive that computer 100 play, this method was further comprising the steps of:
760) remote controller transmits second receiver module of controlling signal to the second signal transmitting/receiving device that contains [Fast Forward];
770) second wireless transport module of second signal transmitting/receiving device is with first wireless transport module of this controlling signal to the first signal transmitting/receiving device of technology transfer of ad hoc;
780) first wireless transport module of first signal transmitting/receiving device is after the controlling signal that contains [Fast Forward] that second wireless transport module that receives by second signal transmitting/receiving device is transmitted, and the controlling signal that can transmit [Fast Forward] by second output module in first signal transmitting/receiving device is to computer;
790) computer is after the controlling signal that receives second output module transmission [Fast Forward], just can play video/audio archive fast, the output signal that computer is produced changes, and then the received signal of the receiver module that changes first signal transmitting/receiving device, the beginning repeating step 730), 740) and 750).
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008101501399A CN101321249A (en) | 2008-06-26 | 2008-06-26 | System for broadcasting far-end computer generated output signal by television, and its broadcasting method |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008101501399A CN101321249A (en) | 2008-06-26 | 2008-06-26 | System for broadcasting far-end computer generated output signal by television, and its broadcasting method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104077902A (en) * | 2013-09-06 | 2014-10-01 | 苏州天趣信息科技有限公司 | Remote control device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104077902A (en) * | 2013-09-06 | 2014-10-01 | 苏州天趣信息科技有限公司 | Remote control device |
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