CN1420449A - Wireless projection system and method - Google Patents
Wireless projection system and method Download PDFInfo
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- CN1420449A CN1420449A CN 01135082 CN01135082A CN1420449A CN 1420449 A CN1420449 A CN 1420449A CN 01135082 CN01135082 CN 01135082 CN 01135082 A CN01135082 A CN 01135082A CN 1420449 A CN1420449 A CN 1420449A
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Abstract
A wireless projection system is composed of wireless projection box and at least one user computer consisting of input module, the first memory module, encoder module, user data information protocol transmission module, the first buffer, the first radio transceiver module and the first processing module. Said wireless projection box comprises the server computer and projection module. Said server computer consists of the second radio transceiver module, the second buffer, user data information protocol receive module, decoder module and the second processing module.
Description
Technical field
The present invention relates to projector's technology, particularly a kind of wireless display system and projecting method thereof.
Background of invention
Before projector does not come out as yet, people normally tell about the content of report of its desire or teaching on one side when carrying out bulletin or teaching, simultaneously and will report or the content of courses in emphasis write on so-called blackboard or blank, yet because writing rate is slow far beyond speech speed, and the area of blackboard or blank is limited, so make the efficient of bulletin or teaching can't greatly improve always.In order to improve the efficient of bulletin or teaching, people have invented projector, it uses optical principle, with the content of writing on the transparency of light transmission material, with optical form projection (if desire obtains drop shadow effect the most clearly, then the color of display screen or display board should adopt white certainly) on display screen or display board, thus, people can finish bulletin or teaching easily as long as the content of institute's desire report or teaching is write on transparency.
Visit the progress of electronics technology, developed at present can with the projector of computer wired connection, people can finish and build up the electronics shelves with being dissolved in desire bulletin or the teaching in advance in the computer, then when carrying out bulletin or teaching, computer is connected in the projector in wired mode, thus, by easy computation, can be easily and vivo finish bulletin or teaching.
Though by above-mentioned can with the projector of computer wired connection, people can be easily and are vivo finished bulletin or teaching.Yet because a projector can only be wired on the computer usually, so if run into when having multiple computers to store the different bulletins or the content of courses respectively, then need carry out line, broken string, line, the broken string of computer and projector repeatedly when the different bulletins in the multiple computers or content of courses projection are on display screen or display board if desire with a projector ...Again, require great effort and time-consumingly carry computer or projector, so that cable can the two couples together with computer and projector if run in order to connect the build-out deficiency of computer and projector, then to still need.
So, how to solve aforesaid problem, will be considerable.
Summary of the invention
The objective of the invention is to propose a kind of wireless display system and projecting method thereof, so that multiple computers can utilize wireless communication mode, the content of desire bulletin or teaching is sent on the wireless display equipment, and reach with the different bulletins or the content of courses stored in the multiple computers purpose of projection on display screen or display board easily.
The present invention proposes a kind of wireless display system, it comprises at least: an at least one user computer and a wireless display box, and the wireless display box comprises a projection module and one and the server-side computer that couples of projection module, wherein the projection module is desired the position of projection in order to data is projected to, and each user computer can the radio connecting mode, with server-side computer transinformation.
And each user computer comprises at least: an input module, in order to the input of giving information or instructing; One first stores module, in order to store data; One coding module is in order to data coding; One subscriber information message agreement transmits module, in order to according to the subscriber information message agreement, with a data enfeoffment package that pluralizes; One first impact damper is in order to temporary data; One first transceiving module is in order to launch or to receive radio signals; Reach one first and handle module, with the input module, first stores module, the coding module, the subscriber information message agreement transmits module, first impact damper, the first transceiving module couples mutually, in order to receive and to carry out the input information that module transmitted, store the data of taking out the desire coding the module from first, the data transmission of desire coding is carried out data coding to the module of encoding, enciphered data is sent in the subscriber information message agreement transmission module and carries out the package enfeoffment, packet information is sent in first impact damper, send the packet information in first impact damper to first transceiving module one by one, so that packet information is launched with radio signal one by one.
In addition, the server-side computer comprises at least: one second transceiving module, in order to launch or to receive radio signals; One second impact damper is in order to temporary data; The agreement of one subscriber information message receives module, in order to according to the subscriber information message agreement, packet information is recombinated; One decoding module is in order to decode data; Reach one second and handle module, with the second transceiving module, second impact damper, the subscriber information message agreement receives module, the decoding module, the projection module couples mutually, in order to the received packet information of the second radio reception module, transfer to one by one in second buffer, with the plurality of packets data in second impact damper, being sent to the subscriber information message agreement receives in the module to carry out the package reorganization, to finish the data transmission of package reorganization to the module of decoding, to carry out the data decoding, with decoded data transmission to the projection module, to carry out the data projection.
The wherein above-mentioned set data that can comprise the inner setting value of required set data of login server-side computer or change wireless display box by the data or the instruction of the place input of input module.And the inner setting value of wireless display box comprises the world-wide web communications protocol address or the transmission mode of wireless display box, and wherein the transmission mode of wireless display box includes infrastructure mode or foundation-free architecture mode.Again, the transmission of the radio signal between the first transceiving module and the second transceiving module comprises and utilizes the transmission mode of foundation-free architecture mode directly to transmit; Or utilize the transmission mode that infrastructure mode is arranged, transmit indirectly via wireless network acquisition point.In addition, above-mentioned wireless display system comprises by at least one network-coupled of wireless network acquisition point with the system outside, with the transmission packet information in this at least one network.
Again, the input module comprises keyboard, mouse, soft disc player or CD-ROM device etc.; The first storage module and second stores module and comprises Hard Disk Drive or non-volatility memorizer; First impact damper and second impact damper comprise volatile storage; The first processing module and second is handled module and is comprised central processing unit; The projection module comprises LCD projector.And coding module and subscriber information message agreement transmit the approach that obtains of module, can utilize the input module to be directly inputted in the user computer, or be sent it in the user computer with wireless transmission method by the server-side computer.
And above-mentioned coding module and subscriber information message agreement transmit the approach that obtains of module, if the server-side computer sends it in the user computer with wireless transmission method, then the server-side computer need comprise the second storage module that couples with the second processing module, and user computer need comprise and first handle that transmission control agreement that module couples transmits module and transmission control agreement receives module, wherein: second stores module, in order to store the related data that the agreement of coding module and this subscriber information message transmits module; Transmission control agreement transmits module, sends out in order to the signal that signal is changed into transmission control agreement form; Transmission is controlled agreement and is received module, controls the signal of agreement form in order to receive transmission, and it is reduced into prime information.
The present invention proposes a kind of wireless display method, but wherein the method phytyl is in above-mentioned wireless display system, and the method comprises the following step at least:
Start the line between user computer and the server-side computer; With the data of institute's desire coding in the user computer, store the module place by first and be sent to coding module place, to carry out data coding; Enciphered data is sent to the subscriber information message agreement by coding module place and transmits in the module, to carry out the package enfeoffment; With packet information, transmit the module place by the subscriber information message agreement and be sent in first impact damper temporary; Send this packet information in first impact damper to first transceiving module one by one, so that packet information is launched with radio signal one by one; Utilize the second transceiving module, to receive first radio signal transmitting-receiving radio signal that module was emitted; The packet information that the second transceiving module is received transfers in second impact damper one by one; Plurality of packets data transmission in second impact damper to subscriber information message agreement is received in the module, to carry out the package reorganization; With the data transmission of finishing package reorganization to the module of decoding, to carry out the data decoding; With decoded data transmission to the projection module, to carry out the data projection.
The transmission of the radio signal between wherein above-mentioned user computer and server-side computer comprises and utilizes the transmission mode of foundation-free architecture mode directly to transmit; Or utilize the transmission mode that infrastructure mode is arranged, transmit indirectly via wireless network acquisition point.And the input module comprises keyboard, mouse, soft disc player or CD-ROM device etc.; The first storage module and second stores module and comprises Hard Disk Drive or non-volatility memorizer; First impact damper and second impact damper comprise volatile storage; The first processing module and second is handled module and is comprised central processing unit; The projection module comprises LCD projector.In addition, coding module and subscriber information message agreement transmit the approach that obtains of module, can utilize the input module to be directly inputted in the user computer, or be sent it in the user computer with wireless transmission method by the server-side computer.
In addition, above-mentioned coding module and subscriber information message agreement transmit the approach that obtains of module, if the server-side computer sends it in the user computer with wireless transmission method, then the server-side computer need comprise the second storage module that couples with the second processing module, and user computer need comprise and first handle that transmission control agreement that module couples transmits module and transmission control agreement receives module, wherein: second stores module, in order to store the related data that the agreement of coding module and subscriber information message transmits module; Transmission control agreement transmits module, sends out in order to the signal that signal is changed into transmission control agreement form; Transmission is controlled agreement and is received module, controls the signal of agreement form in order to receive transmission, and it is reduced into prime information.
And above-mentioned server-side computer is with wireless transmission method, and coding module and subscriber information message agreement are transmitted the related data of module, is sent to the method in the user computer, comprises the following step:
Input coding module and subscriber information message agreement transmit the downloading request information of module in user computer; With downloading request information, change into the signal of transmission control agreement form; Signal with transmission control agreement form with the transmission mode of foundation-free architecture mode, directly is sent in the second transceiving module by the first transceiving module place; The signal of transmission control agreement form is sent in the second processing module; Second handles the signal of module according to the transmission control agreement form of being received, and in the second storage module, finds out the related data that the agreement of coding module and subscriber information message transmits module; Utilize the transmission mode of foundation-free architecture mode, the related data with coding module and subscriber information message agreement transmission module with transmission control agreement form, directly is sent in the first transceiving module by the second transceiving module place; The signal of the transmission control agreement form that the first transceiving module that reduces is received becomes prime information; According to the prime information of reduction back gained, build and put the coding module and the subscriber information message agreement transmits module in user computer.
Description of drawings
What Fig. 1 showed is according to a preferred embodiment of the present invention, the Organization Chart of wireless display system;
What Fig. 2 showed is according to a preferred embodiment of the present invention, the process flow diagram of wireless display method;
What Fig. 3 showed is according to a preferred embodiment of the present invention, by server-side computer place, with the related data of coding module and subscriber information message agreement transmission module, downloads to the process flow diagram of the method in the user computer.
Embodiment
The Organization Chart of the wireless display system that a foundation preferred embodiment of the present invention is proposed please refer to Fig. 1.As shown in Figure 1, wireless display of the present invention system 100 comprises wireless display box (Wireless Projector Box, WPB) 200 and at least one user computer 300 at least.Input module 310, first stores module 320, coding module 330, (User Datagram Protocol, UDP) transmission module 340, first impact damper 350, the first transceiving module 360 and first are handled module 370 in the subscriber information message agreement and each user computer 300 comprises at least.Again, the projection module 500 that wireless display box 200 comprises server-side computer 400 and couples with server-side computer 400, and server-side computer 400 comprises the second transceiving module 410, second impact damper 420, subscriber information message agreement reception module 430, decoding module 440, the second processing module 450 at least.Wherein each user computer 300 can the radio connecting mode, with server-side computer 400 transinformations.Wherein:
Input module 310: in order to user's input data or instruction to be provided, wherein the data that the user imported can comprise the required set data of login server-side computer 400.First stores module 320: in order to store data.Coding module 330: in order to data coding.Subscriber information message agreement transmits module 340: in order to according to the subscriber information message agreement, with a data enfeoffment package (packet) that pluralizes.First impact damper 350: in order to temporary data.The first transceiving module 360: in order to launch or to receive radio signals.
And the first processing module 370: with input module 310, first stores module 320, coding module 330, the subscriber information message agreement transmits module 340, first impact damper 350, the first transceiving module 360 couples mutually, in order to receive and to carry out the information that input module 310 is transmitted, store the data of taking out the desire coding the module 320 from first, the data transmission of desire coding is carried out data coding to the module 330 of encoding, enciphered data is sent in the subscriber information message agreement transmission module 340 and carries out the package enfeoffment, packet information is sent in first impact damper 350, send the packet information in first impact damper 350 to first transceiving module 360 one by one, so that packet information is launched with radio signal one by one.
Again, the second transceiving module 410: in order to launch or to receive radio signals.Second impact damper 420: in order to temporary data.The subscriber information message agreement receives module 430: in order to according to the subscriber information message agreement, packet information is recombinated.Decoding module 440: in order to data is decoded.Projection module 500: the position of desiring projection in order to data is projected to.
And the second processing module 450: with the second transceiving module 410, second impact damper 420, the subscriber information message agreement receives module 430, decoding module 440, the projection module 500 couples mutually, in order to the packet information that the second radio reception module 410 is received, transfer to one by one in second impact damper 420, with the plurality of packets data in second impact damper 420, being sent to the subscriber information message agreement receives in the module 430 to carry out the package reorganization, the data transmission of finishing the package reorganization is decoded to carry out data to the module 440 of decoding, with decoded data transmission to projection module 500, to carry out the data projection.
The process flow diagram of the wireless display method that a foundation preferred embodiment of the present invention is proposed please refer to Fig. 2.As shown in Figure 2, wireless display method of the present invention, but phytyl in above-mentioned wireless display system 100, it comprises the following step at least:
At first, start a user computer and server-side computer between line (step 10).With the data of institute's desire coding in this user computer, store the module place by first and be sent to coding module place, to carry out data coding (step 11).Enciphered data is sent to the subscriber information message agreement by coding module place and transmits in the module, to carry out package enfeoffment (step 12).With packet information, transmit the module place by the subscriber information message agreement and be sent to temporary (step 13) in first impact damper.Send the packet information in first impact damper to first transceiving module one by one, so that packet information is launched (step 14) with radio signal one by one.
Then, utilize the second transceiving module, to receive the first radio signal transmitting-receiving radio signal (step 15) that module was emitted.The packet information that the second transceiving module is received transfers in second impact damper (step 16) one by one.Plurality of packets data transmission in second impact damper to subscriber information message agreement is received in the module to carry out package reorganization (step 17).With the data transmission of finishing package reorganization to the module of decoding to carry out data decoding (step 18).With decoded data transmission to the projection module to carry out data projection (step 19).
Still see also Fig. 1, in the system embodiment and method embodiment of the invention described above, 360 emitted radio signal of the first transceiving module can be utilized the transmission mode of foundation-free architecture mode (adhoe mode), directly are sent in the second transceiving module 410; Perhaps utilize the transmission mode that infrastructure mode (infrastructure mode) arranged, (Access Point AP) 600 sends the second transceiving module 410 to indirectly via wireless network acquisition point.Certainly, 410 emitted radio signal of the second transceiving module can also be utilized above-mentioned foundation-free architecture mode or the transmission mode of infrastructure mode is arranged, and send the first transceiving module 360 to.
Again, if 360 emitted radio signal of the first transceiving module, utilization has the transmission mode of infrastructure mode, send the second transceiving module 410 indirectly to via wireless network acquisition point 600, then the work of wireless display not only can be done by this wireless display system 100, simultaneously also can be by wireless network acquisition point 600, be connected with other cable networks or wireless network, give other cable networks or wireless network (when for example carrying out bulletin on one side, receiving electronic mail (e-mail) or downloading some a large amount of data again) to transmit other packages that have nothing to do with above-mentioned wireless display work.
In addition, above-mentioned wireless display box 200 there is no the input that input media can be given information, it utilizes the mode of website access, change its inner setting value (world-wide web communications protocol (Internet Protocol of wireless display box 200 for example, IP) set of service of pattern of address, transmission (infrastructure mode or foundation-free architecture mode are for example arranged) and wireless network acquisition point 600 card number (Service Set identification, SSID).Generally speaking, all settings all are that user side is changed via the mode of website log, (CommonGateway Interface, CGI) calling of (CGI (Common Gateway Interface) is the standard that website servomechanism and external program are linked up) changes the setting value of wireless display box 200 inside via CGI (Common Gateway Interface).
Again, above-mentioned coding module 330 and subscriber information message agreement transmit the approach that obtains of module 340, can utilize input module 310 to be directly inputted in the user computer 300, or be sent it in the user computer 300 with wireless transmission method by server-side computer 400.Still see also Fig. 1, if coding module 330 and subscriber information message agreement transmit the approach that obtains of module 340, send it in the user computer 300 with wireless transmission method by server-side computer 400, then server-side computer 400 need comprise the second storage module 460 that couples with the second processing module 450, to store the related data that the agreement of coding module 330 and subscriber information message transmits module 340, and user computer 300 need comprise the transmission control agreement that couples with the first processing module 370, and (Transmission ControlProtocol, TCP) transmission module 380 and transmission are controlled agreement and are received module 390.
Wherein, transmission control agreement transmits module 380, sends out in order to the signal that signal is changed into transmission control agreement form; And agreement reception module 390 is controlled in transmission, controls the signal of agreement form in order to receive transmission, and it is reduced into prime information.Transmit the related data of module 340 as for server-side computer 400 module 330 and the subscriber information message agreement of will encoding, be sent to a preferred embodiment of the program in the user computer 300, can consult Fig. 3.As shown in Figure 3, according to a preferred embodiment of the present invention, by server-side computer 400 places, the related data with coding module 330 and subscriber information message agreement transmission module 340 downloads to the method in the user computer 300, comprises the following step:
Input coding module and subscriber information message agreement transmit the downloading request information (step 20) in user computer of module.With the downloading request information of coding module and subscriber information message agreement transmission module, change into the signal (step 21) of transmission control agreement form.Signal with transmission control agreement form with the transmission mode of foundation-free architecture mode, directly is sent in the second transceiving module (step 22) by the first transceiving module place.Signal with transmission control agreement form is sent to second and handles in the module (step 23).Second handles the signal of module according to the transmission control agreement form of being received, and in the second storage module, finds out the related data (step 24) that the agreement of coding module and subscriber information message transmits module.Utilize the transmission mode of foundation-free architecture mode, the related data with coding module and subscriber information message agreement transmission module with transmission control agreement form, directly is sent in the first transceiving module (step 25) by the second transceiving module place.The signal of the transmission control agreement form that the first transceiving module is received is reduced into prime information (step 26).According to the prime information of reduction back gained, build and put coding module and subscriber information message agreement transmission module (step 27) in user computer.
Wherein above-mentioned input module 310 comprises keyboard, mouse, soft disc player or CD-ROM device etc.And the first storage module 320 and the second storage module 460 comprise Hard Disk Drive or non-volatility memorizer (Non-Volatile Memory).First impact damper 350 and second impact damper 420 comprise volatile storage (Volatile Memory).The first processing module 370 and second is handled module 450 and is comprised central processing unit (CPU).Projection module 500 comprises LCD (Liquid CrystalDisplay) projector.
The above only is preferred embodiment of the present invention, and all other do not break away from the equivalence of being finished under the disclosed spirit and change or modification, all should be included in the claim of the present invention.
Claims (10)
1. wireless display system, it is characterized in that: this wireless display system comprises at least:
At least one user computer, and each this user computer comprises at least:
One input module is in order to the input of giving information or instructing;
One first stores module, in order to store data;
One coding module is in order to data coding;
One subscriber information message agreement transmits module, in order to according to the subscriber information message agreement, with a data enfeoffment package that pluralizes;
One first impact damper is in order to temporary data;
One first transceiving module is in order to launch or to receive radio signals; And
One first handles module, with this input module, this first storage module, this module of encoding, this subscriber information message agreement transmits module, this first impact damper, this first transceiving module couples mutually, in order to receive and to carry out the information that this input module is transmitted, the data of from this first storage module, taking out the desire coding, the data transmission of desire coding is carried out data coding to this coding module, enciphered data is sent in this subscriber information message agreement transmission module and carries out the package enfeoffment, packet information is sent in this first impact damper, send the packet information in this first impact damper to this first transceiving module one by one, so that this packet information is launched with radio signal one by one; And
One wireless display box, and this wireless display box comprises a projection module and one and the server-side computer that couples of this projection module, wherein this projection module is desired the position of projection in order to data is projected to, and each this user computer can the radio connecting mode, with this server-side computer transinformation, and this server-side computer comprises at least:
One second transceiving module is in order to launch or to receive radio signals;
One second impact damper is in order to temporary data;
The agreement of one subscriber information message receives module, in order to according to the subscriber information message agreement, packet information is recombinated;
One decoding module is in order to decode data; And
One second handles module, with this second transceiving module, this second impact damper, this subscriber information message agreement receives module, this module of decoding, this projection module couples mutually, in order to the received packet information of this second radio reception module, transfer to one by one in this second impact damper, with the plurality of packets data in this second impact damper, being sent to this subscriber information message agreement receives in the module to carry out the package reorganization, to finish the data transmission of package reorganization to this decoding module, to carry out the data decoding, with decoded data transmission to this projection module, to carry out the data projection.
2. wireless display as claimed in claim 1 system is characterized in that: can be comprised the required set data of this server-side computer of login or be changed the set data of the inner setting value of this wireless display box by this data of this input module place input or instruction; This inner setting value of this wireless display box comprises the world-wide web communications protocol address or the transmission mode of this wireless display box; This transmission mode of this wireless display box includes infrastructure mode or foundation-free architecture mode; This coding module and the agreement of this subscriber information message transmit the approach that obtains of module, can utilize this input module to be directly inputted in this user computer, or be sent it in this user computer with wireless transmission method by this server-side computer; The transmission of the radio signal between this first transceiving module and this second transceiving module, comprise and utilize the transmission mode of foundation-free architecture mode directly to transmit, perhaps utilize the transmission mode that infrastructure mode is arranged, transmit indirectly via wireless network acquisition point.
3. wireless display as claimed in claim 2 system is characterized in that: this system comprises by at least one network-coupled of this wireless network acquisition point with this system outside, with the transmission packet information in this at least one network.
4. wireless display as claimed in claim 2 system, it is characterized in that: this coding module and the agreement of this subscriber information message transmit the approach that obtains of module, if this server-side computer sends it in this user computer with wireless transmission method, then this server-side computer need comprise the second storage module that couples with this second processing module, and this user computer need comprise with this first handles that transmission control agreement that module couples transmits module and transmission control agreement receives module, wherein:
This second storage module is in order to store the related data that the agreement of this coding module and this subscriber information message transmits module;
This transmission control agreement transmits module, sends out in order to the signal that signal is changed into transmission control agreement form;
This transmission is controlled agreement and is received module, controls the signal of agreement form in order to receive transmission, and it is reduced into prime information.
5. wireless display as claimed in claim 1 system, it is characterized in that: this input module comprises keyboard, mouse, soft disc player or CD-ROM device etc.; This first storage module and this second storage module comprise Hard Disk Drive or non-volatility memorizer; This first impact damper and this second impact damper comprise volatile storage; This first processing module and this second processing module comprise central processing unit; This projection module comprises LCD projector.
6. the method for a wireless display, it is characterized in that: this method phytyl is in a wireless display system, and this wireless display system comprises a wireless display box and at least one user computer at least, and each this user computer comprises an input module at least, one first stores module, one coding module, the agreement of one subscriber information message transmits module, one first impact damper, one first transceiving module and one first is handled module, and the projection module that this wireless display box comprises a server-side computer and couples with this server-side computer, and this server-side computer comprises one second transceiving module at least, one second impact damper, the agreement of one subscriber information message receives module, one decoding module, one second handles module, wherein each this user computer can the radio connecting mode, with this server-side computer transinformation, and this method comprises the following step at least:
Start the line between this user computer and this server-side computer;
With the data of institute's desire coding in this user computer, be sent to this coding module place by this first storage module place, to carry out data coding;
Enciphered data is sent to this subscriber information message agreement by this coding module place and transmits in the module, to carry out the package enfeoffment;
With packet information, transmit the module place by this subscriber information message agreement and be sent in this first impact damper temporary;
Send this packet information in this first impact damper to this first transceiving module one by one, so that this packet information is launched with radio signal one by one;
Utilize this second transceiving module, to receive this first radio signal transmitting-receiving radio signal that module was emitted;
The packet information that this second transceiving module is received transfers in this second impact damper one by one;
Plurality of packets data transmission in this second impact damper to this subscriber information message agreement is received in the module, to carry out the package reorganization;
The data transmission of finishing package reorganization to this decoding module, is decoded to carry out data;
With decoded data transmission to this projection module, to carry out the data projection.
7. the method for wireless display as claimed in claim 6, it is characterized in that: the transmission of the radio signal between this user computer and this server-side computer, comprise and utilize the transmission mode of foundation-free architecture mode directly to transmit, perhaps utilize the transmission mode that infrastructure mode is arranged, transmit indirectly via wireless network acquisition point; This coding module and the agreement of this subscriber information message transmit the approach that obtains of module, can utilize this input module to be directly inputted in this user computer, or be sent it in this user computer with wireless transmission method by this server-side computer.
8. the method for wireless display as claimed in claim 6, it is characterized in that: this input module comprises keyboard, mouse, soft disc player or CD-ROM device etc.; This first storage module and this second storage module comprise Hard Disk Drive or non-volatility memorizer: this first impact damper and this second impact damper comprise volatile storage; This first processing module and this second processing module comprise central processing unit; This projection module comprises LCD projector.
9. the method for wireless display as claimed in claim 6, it is characterized in that: this coding module and the agreement of this subscriber information message transmit the approach that obtains of module, if this server-side computer sends it in this user computer with wireless transmission method, then this server-side computer need comprise the second storage module that couples with this second processing module, and this user computer need comprise with this first handles that transmission control agreement that module couples transmits module and transmission control agreement receives module, wherein:
This second storage module is in order to store the related data that the agreement of this coding module and this subscriber information message transmits module;
This transmission control agreement transmits module, sends out in order to the signal that signal is changed into transmission control agreement form;
This transmission is controlled agreement and is received module, controls the signal of agreement form in order to receive transmission, and it is reduced into prime information.
10. the method for wireless display as claimed in claim 6, it is characterized in that: this server-side computer is with wireless transmission method, related data with this coding module and this subscriber information message agreement transmission module is sent to the method in this user computer, comprises the following step:
Import the agreement of this coding module and this subscriber information message and transmit the downloading request information of module in this user computer;
With this downloading request information, change into the signal of transmission control agreement form;
Signal with this transmission control agreement form with the transmission mode of foundation-free architecture mode, directly is sent in this second transceiving module by this first transceiving module place;
With the signal of this transmission control agreement form, be sent in this second processing module;
This second processing module in this second storage module, is found out the related data of this coding module and this subscriber information message agreement transmission module according to the signal of this transmission control agreement form of being received;
Utilize the transmission mode of foundation-free architecture mode, the related data with this coding module and this subscriber information message agreement transmission module with transmission control agreement form, directly is sent in this first transceiving module by this second transceiving module place;
The signal of this transmission control agreement form that this first transceiving module is received is reduced into prime information;
According to this prime information of this reduction back gained, build and put this coding module and this subscriber information message agreement transmission module in this user computer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01135082 CN1206601C (en) | 2001-11-19 | 2001-11-19 | Wireless projection system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 01135082 CN1206601C (en) | 2001-11-19 | 2001-11-19 | Wireless projection system and method |
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| CN1420449A true CN1420449A (en) | 2003-05-28 |
| CN1206601C CN1206601C (en) | 2005-06-15 |
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| CN 01135082 Expired - Fee Related CN1206601C (en) | 2001-11-19 | 2001-11-19 | Wireless projection system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104618669A (en) * | 2013-11-01 | 2015-05-13 | 宏碁股份有限公司 | Projector, image output device and projector control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100501557C (en) * | 2005-07-29 | 2009-06-17 | 鸿富锦精密工业（深圳）有限公司 | Switching system for projector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104618669A (en) * | 2013-11-01 | 2015-05-13 | 宏碁股份有限公司 | Projector, image output device and projector control method |
| CN104618669B (en) * | 2013-11-01 | 2018-09-18 | 宏碁股份有限公司 | Projector, image output device and its control method |
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