CN101944004A - Display system and operating method thereof - Google Patents
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- CN101944004A CN101944004A CN2009101589417A CN200910158941A CN101944004A CN 101944004 A CN101944004 A CN 101944004A CN 2009101589417 A CN2009101589417 A CN 2009101589417A CN 200910158941 A CN200910158941 A CN 200910158941A CN 101944004 A CN101944004 A CN 101944004A
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Abstract
The invention relates to a display system and an operating method thereof. The display system is connected with an electronic device; the display system comprises a data control device, a display device and a far-end remote control unit, wherein the data control device is electrically connected with the electronic device, transmits data with the electronic device and receives an image signal from the electronic device; the display device displays the image signal; the far-end remote control unit comprises a radio-frequency signal transmitting module and a plurality of input modules, the plurality of input modules generate different instruction signals respectively, and the radio-frequency signal transmitting module transmits the instruction signals to the data control device; and after receiving the instruction signals, the data control device selectively transmits the received instruction signals to the electronic device or the display device according to the attributes of the instruction signals. The invention also provides the operating method for the display system. The problem of inconvenient operation of a user when the user uses two input devices to control a display picture at the same time can be solved.
Description
Technical field
The present invention relates to a kind of display system and method for operating thereof, particularly relate to a kind of display system and method for operating thereof of utilizing the wireless communication mode move instruction to display device or electronic installation.
Background technology
At present, portable apparatus is one of popular information product that uses, as mobile phone, notebook computer or personal digital assistant (Personal Digital Assistant, PDA) etc.Its characteristics of portable apparatus are that volume is little, easy to carry.For the clear picture that shows portable apparatus, need to increase the screen size of portable apparatus, yet this measure causes portable apparatus to lose portability.
In order to satisfy user's demand, the user can play the shown picture of portable apparatus by projector, as film or bulletin data etc.The user connects projector and portable apparatus by the USB interface, and by this, the user can watch the shown content of portable apparatus by the picture of institute of projector projection.
When user's desire changes the display frame of portable apparatus, need control the input media of portable apparatus.For instance, when portable apparatus was notebook computer, the user was by the mouse control notebook computer.When the user when controlling projector, the user controls projected picture by the telepilot of projector, however the user need use a teleswitch and mouse control display frame simultaneously, this measure will cause user's operation inconvenience.
This shows that the display system of above-mentioned existing portable apparatus and method of operating thereof obviously still have inconvenience and defective, and demand urgently further being improved in product structure, method and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product and method do not have appropriate structure and method to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found a kind of new display system and method for operating thereof, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Summary of the invention
The objective of the invention is to, overcome the display system of existing portable apparatus and the defective that method of operating exists thereof, and provide a kind of new display system and method for operating thereof, technical matters to be solved is to make it solve the user to use two kinds of input media control display frames simultaneously, cause the unhandy problem of user, be very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.A kind of display system according to the present invention's proposition, it connects an electronic installation, and this display system comprises: a data control unit electrically connects this electronic installation, and carry out data between this electronic installation and transmit, and this data control unit receives the signal of video signal from this electronic installation; One display device shows this signal of video signal; And a far-end remote control unit, comprising a radiofrequency signal sending module, a plurality of load module, these a plurality of load modules produce different command signals respectively, and this radiofrequency signal sending module is sent to this data control unit with this command signal; Wherein, after this data control unit received this command signal, according to the attribute of this command signal, selectivity was sent to this electronic installation or this display device with this command signal that is received.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid display system, wherein said a plurality of load modules comprise a vernier control module and a projection control module, and this vernier control module produces a vernier control command signal, and this projection control module produces a projection control command signal.
Aforesaid display system, wherein said data control unit is sent to this electronic installation with this received vernier control command signal.
Aforesaid display system, wherein said far-end remote control unit more can be as the wireless mouses of this electronic installation.
Aforesaid display system, wherein said data control unit more comprise an infrared signal receiver module, and this far-end remote control unit more comprises an infrared signal sending module.
Aforesaid display system, wherein said data control unit is sent to this display device with this received projection control command signal.
Aforesaid display system, wherein said data control unit comprises a radio receiving transmitting module and a radiofrequency signal receiver module, and this radio receiving transmitting module is to carry out wireless signal with this electronic installation to transmit, and this radiofrequency signal receiver module is this command signal that receives from this radiofrequency signal sending module.
Aforesaid display system, wherein said radio receiving transmitting module are one 802.11 transceiver modules.
Aforesaid display system, the operation frequency range of wherein said radiofrequency signal receiver module are 2.4G.
Aforesaid display system, wherein said display device are a projection arrangement, a flat display apparatus or a television equipment.
The object of the invention to solve the technical problems also realizes by the following technical solutions.According to a kind of display system method of operating that the present invention proposes, this display system connects an electronic installation, and it may further comprise the steps: utilize a data control unit and this electronic installation to carry out data and transmit; By the signal of video signal of this data control unit reception from this electronic installation; Show this signal of video signal by a display device; Utilize a plurality of load modules of a far-end remote control unit, produce different command signals respectively; And this command signal is sent to this data control unit by a radiofrequency signal sending module of this far-end remote control unit; Wherein, utilize the attribute of this data control unit according to this command signal, selectivity is sent to this electronic installation or this display device with this command signal that is received.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid display system method of operating, wherein said a plurality of load module comprises a vernier control module and a projection control module, produce a vernier control command signal by this vernier control module, and utilize this projection control module to produce a projection control command signal.
Aforesaid display system method of operating wherein is sent to this electronic installation by this data control unit with this received vernier control command signal.
Aforesaid display system method of operating, wherein said far-end remote control unit more can be as the wireless mouses of this electronic installation.
Aforesaid display system method of operating, wherein said data control unit more comprise an infrared signal receiver module, and this far-end remote control unit more comprises an infrared signal sending module.
Aforesaid display system method of operating wherein utilizes this data control unit that this received projection control command signal is sent to this display device.
Aforesaid display system method of operating, wherein said data control unit comprises a radio receiving transmitting module and a radiofrequency signal receiver module, carry out the wireless signal transmission by this radio receiving transmitting module and this electronic installation, and utilize this radiofrequency signal receiver module reception this command signal from this radiofrequency signal sending module.
Aforesaid display system method of operating, wherein said radio receiving transmitting module are one 802.11 transceiver modules.
Aforesaid display system method of operating, the operation frequency range of wherein said radiofrequency signal receiver module are 2.4G.
Aforesaid display system method of operating, wherein said display device are a projection arrangement, a flat display apparatus or a television equipment.
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, major technique of the present invention thes contents are as follows:
For achieving the above object, the invention provides a kind of display system, it connects electronic installation, and this display system comprises a data control unit, a display device and a far-end remote control unit.Data control unit electrically connects electronic installation, and carries out data between the electronic installation and transmit, and data control unit receives the signal of video signal from electronic installation.Display device show image signal.The far-end remote control unit comprises radiofrequency signal sending module and a plurality of load module, and a plurality of load modules produce different command signals respectively, and the radiofrequency signal sending module is sent to data control unit with command signal.After data control unit received command signal, according to the attribute of command signal, selectivity was sent to electronic installation or display device with the command signal that is received.
Wherein, a plurality of load modules comprise vernier control module and projection control module, and the vernier control module produces the vernier control command signal, and the projection control module produces the projection control command signal.
Wherein, data control unit is sent to electronic installation with received vernier control command signal.
Wherein, data control unit is sent to display device with received projection control command signal.
Wherein, data control unit comprises radio receiving transmitting module and radiofrequency signal receiver module, and radio receiving transmitting module and electronic installation carry out wireless signal and transmit, and the radiofrequency signal receiver module receives the command signal from the radiofrequency signal sending module.
Wherein, data control unit more comprises the infrared signal receiver module, and the far-end remote control unit more comprises the infrared signal sending module.
Wherein, radio receiving transmitting module is 802.11 transceiver modules.
Wherein, the operation frequency range of radiofrequency signal receiver module is 2.4G.
Wherein, display device is projection arrangement, flat display apparatus or television equipment.
In addition, for achieving the above object, the present invention also provides a kind of display system method of operating, and this display system connects electronic installation, and it comprises the following step.At first, utilizing data control unit and electronic installation to carry out data transmits.Then, by the signal of video signal of data control unit reception from electronic installation.Then, by display device show image signal.Then, utilize a plurality of load modules of far-end remote control unit, produce different command signals respectively.At last, the radiofrequency signal sending module by the far-end remote control unit is sent to data control unit with command signal.Wherein, utilize the attribute of data control unit according to command signal, selectivity is sent to electronic installation or display device with the command signal that is received.
Wherein, a plurality of load modules comprise vernier control module and projection control module, and the vernier control module produces the vernier control command signal, and the projection control module produces the projection control command signal.
Wherein, by data control unit received vernier control command signal is sent to electronic installation.
Wherein, by data control unit received projection control command signal is sent to display device.
Wherein, data control unit comprises radio receiving transmitting module and radiofrequency signal receiver module, utilizes radio receiving transmitting module and electronic installation to carry out wireless signal and transmits, by the command signal of radiofrequency signal receiver module reception from the radiofrequency signal sending module.
Wherein, data control unit more comprises the infrared signal receiver module, and the far-end remote control unit more comprises the infrared signal sending module.
Wherein, radio receiving transmitting module is 802.11 transceiver modules.
Wherein, the operation frequency range of radiofrequency signal receiver module is 2.4G.
Wherein, display device is projection arrangement, flat display apparatus or television equipment.
By technique scheme, display system of the present invention and method of operating thereof have following advantage and beneficial effect at least: the present invention can solve the user and use two kinds of input media control display frames simultaneously, causes the unhandy problem of user.
In sum, the invention relates to a kind of display system and method for operating thereof.Wherein, display system connects electronic installation, and this display system comprises data control unit, display device and far-end remote control unit.Carry out data between data control unit and the electronic installation and transmit, and data control unit receives the signal of video signal from electronic installation.Display device show image signal.The far-end remote control unit comprises radiofrequency signal sending module and a plurality of load module.A plurality of load modules produce different command signals respectively, and the radiofrequency signal sending module is sent to data control unit with command signal.After data control unit received command signal, according to the attribute of command signal, selectivity was sent to electronic installation or display device with the command signal that is received.The present invention also provides a kind of display system method of operating.The present invention has obvious improvement technically, and has tangible good effect, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the block scheme of display system of the present invention.
Fig. 2 is the synoptic diagram of first preferred embodiment of display system of the present invention.
Fig. 3 is the synoptic diagram of second preferred embodiment of display system of the present invention.
Fig. 4 is the process flow diagram of display system method of operating of the present invention.
1: display system 11: data control unit
Wireless transmitter 112 in 111: the first: control module
113: radiofrequency signal receiver module 114: the infrared signal receiver module
12: display device 13: the far-end remote control unit
131: radiofrequency signal sending module 132: the vernier control module
133: projection control module 134: the infrared signal sending module
14: general asynchronous receiving-transmitting transmitter 15:USB connectivity port
2: 21: the second wireless transmitters of electronic installation
S1-S5: step
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to display system and its embodiment of method of operating, structure, method, step, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.By the explanation of embodiment, when can being to reach technological means that predetermined purpose takes and effect to obtain one more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, be not to be used for the present invention is limited.
Seeing also shown in Figure 1ly, is the block scheme of display system of the present invention.The display system 1 of preferred embodiment of the present invention connects electronic installation 2, and this display system 1 can comprise data control unit 11, display device 12 and far-end remote control unit 13.Data control unit 11 electrically connects electronic installation 2, and data control unit 11 has first wireless transmitter 111, and electronic installation 2 has second wireless transmitter 21, therefore display system 1 can be carried out the transmission of wireless signal data by first wireless transmitter 111 and second wireless transmitter 21, when display system 1 received the signal of video signal of electronic installation 2 by data control unit 11, then control module 112 control display device 12 showed this signal of video signal.
Far-end remote control unit 13 can comprise a plurality of load modules and radiofrequency signal sending module 131, and for instance, load module can be vernier control module 132 and projection control module 133.When load module is a vernier control module 132, and when vernier control module 132 produces the vernier control command signal, then radiofrequency signal sending module 113 is sent to data control unit 11 with the vernier control command signal, also can the vernier control command signal that receive be sent to electronic installation 2 by control module 112.When load module is a projection control module 133, and when projection control module 133 produces the projection control command signal, then radiofrequency signal sending module 113 also can be sent to data control unit 11 with this command signal according to the command signal that projection control module 133 is produced, after control module 112 receives the projection control command signal, the projection control command signal is sent to display device 12, with the show image signal.In this embodiment, far-end remote control unit 13 comprises projection control module 133, so display device 12 can be used as a projection arrangement, but not as limit, also can be flat display apparatus or television equipment etc.
When far-end remote control unit 13 has infrared signal sending module 134, and data control unit 11 can optionally be sent to electronic installation 2 or display device 12 with command signal by the infrared transmission mode when also being provided with infrared ray receiver module 114.
Seeing also shown in Figure 2ly, is the synoptic diagram of first preferred embodiment of display system of the present invention.Among the figure, display system 1 electrically connects electronic installation 2, and this electronic installation 2 can be a computer, and this display system 1 can comprise display device 12, data control unit 11 and far-end remote control unit 13.When data control unit 11 has infrared signal receiver module 114, and far-end remote control unit 13 is when having infrared signal sending module 134, and display system 1 can be by infrared signal sending module 134 and infrared signal receiver module 114 receiving and transmitting signals.When far-end remote control unit 13 comprises vernier steering order module 132, vernier steering order module 132 can produce the vernier control command signal, and by radiofrequency signal sending module 131 and Receiver Module 113 command signal is sent to data control unit 11, so far-end remote control unit 13 can be as the wireless mouse move instruction signal of computer to computer and display device 12.
Wherein, Data Control module 11 can connect radiofrequency signal receiver module 113 by usb connecting port 15, when far-end remote control unit 13 has radiofrequency signal sending module 131, and display system 1 also can be passed through radiofrequency signal sending module 131 and Receiver Module 113 receiving and transmitting signals.This radiofrequency signal receiver module 113 can be 2.4G with the operation frequency range of radiofrequency signal sending module 131, so the control module 112 of data control unit 11 can be sent to the signal that is received display device 12 or computer.
Computer can be provided with one second wireless transmitter 21, it can be one 802.11 transceiver module, when data control unit 11 also is provided with first wireless transmitter 111, can carry out data by first wireless transmitter 111 and second wireless transmitter 21 between computer and the display system 1 and transmit, as transmitting signal of video signal or message data etc.Wherein, display system 1 more comprises general asynchronous receiving-transmitting transmitter a 14 (Universal Asynchronous Receiver/Transmitter, UART), control module 112 can be changed data by general asynchronous receiving-transmitting transmitter 14 in serial transmission (SerialCommunication) and parallel transmission (Parallel Communication) intercropping transmission, and data are sent to display device 12.
Seeing also shown in Figure 3ly, is the synoptic diagram of second preferred embodiment of display system of the present invention.Among the figure, display system 1 can comprise data control unit 11, display device 12 and far-end remote control unit 13.Wherein, data control unit 11 can comprise first radio receiving transmitting module 111 and radiofrequency signal receiver module 113.The radiofrequency signal receiver module can be connected to control module 112 by usb connecting port 15.When far-end remote control unit 13 is provided with radiofrequency signal sending module 131, data control unit 11 and far-end remote control unit 13 can carry out data and transmit, control module 112 can be sent to the data that received display device 12 showing, or the data that received is sent to the electronic installation 2 of electric connection.This electric connection mode can be at electronic installation 2 second radio receiving transmitting module 21 is set, so electronic installation 2 can be controlled with input control order as the mouse or the keyboard of electronic installation 2 in far-end remote control unit 13.
Seeing also shown in Figure 4ly, is the process flow diagram of display system method of operating of the present invention.This display system can connect electronic installation, and it comprises the following step.Step S1 utilizes data control unit and electronic installation to carry out data and transmits.Step S2 is by the signal of video signal of data control unit reception from electronic installation.Step S3 is by display device show image signal.Step S4 utilizes a plurality of load modules of far-end remote control unit, produces different command signals respectively.Step S5 is sent to data control unit by the radiofrequency signal sending module of far-end remote control unit with command signal.Wherein, utilize the attribute of data control unit according to command signal, selectivity is sent to electronic installation or display device with the command signal that is received.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the method that can utilize above-mentioned announcement and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (20)
1. a display system is characterized in that it connects an electronic installation, and this display system comprises:
One data control unit electrically connects this electronic installation, and carries out data between this electronic installation and transmit, and this data control unit receives the signal of video signal from this electronic installation;
One display device shows this signal of video signal; And
One far-end remote control unit comprises a radiofrequency signal sending module, a plurality of load module, and these a plurality of load modules produce different command signals respectively, and this radiofrequency signal sending module is sent to this data control unit with this command signal;
Wherein, after this data control unit received this command signal, according to the attribute of this command signal, selectivity was sent to this electronic installation or this display device with this command signal that is received.
2. display system according to claim 1, it is characterized in that wherein said a plurality of load module comprises a vernier control module and a projection control module, and this vernier control module produces a vernier control command signal, and this projection control module produces a projection control command signal.
3. display system according to claim 2 is characterized in that wherein said data control unit is sent to this electronic installation with this received vernier control command signal.
4. display system according to claim 3 is characterized in that wherein said far-end remote control unit is more as the wireless mouse of this electronic installation.
5. display system according to claim 4 it is characterized in that wherein said data control unit more comprises an infrared signal receiver module, and this far-end remote control unit more comprises an infrared signal sending module.
6. display system according to claim 2 is characterized in that wherein said data control unit is sent to this display device with this received projection control command signal.
7. display system according to claim 1, it is characterized in that wherein said data control unit comprises a radio receiving transmitting module and a radiofrequency signal receiver module, and this radio receiving transmitting module is to carry out wireless signal with this electronic installation to transmit, and this radiofrequency signal receiver module is this command signal that receives from this radiofrequency signal sending module.
8. display system according to claim 7 is characterized in that wherein said radio receiving transmitting module is one 802.11 transceiver modules.
9. display system according to claim 7, the operation frequency range that it is characterized in that wherein said radiofrequency signal receiver module is 2.4G.
10. display system according to claim 1 is characterized in that wherein said display device is a projection arrangement, a flat display apparatus or a television equipment.
11. a display system method of operating is characterized in that this display system connects an electronic installation, it may further comprise the steps:
Utilizing a data control unit and this electronic installation to carry out data transmits;
By the signal of video signal of this data control unit reception from this electronic installation;
Show this signal of video signal by a display device;
Utilize a plurality of load modules of a far-end remote control unit, produce different command signals respectively; And
Radiofrequency signal sending module by this far-end remote control unit is sent to this data control unit with this command signal;
Wherein, utilize the attribute of this data control unit according to this command signal, selectivity is sent to this electronic installation or this display device with this command signal that is received.
12. display system method of operating according to claim 11, it is characterized in that wherein said a plurality of load module comprises a vernier control module and a projection control module, produce a vernier control command signal by this vernier control module, and utilize this projection control module to produce a projection control command signal.
13. display system method of operating according to claim 12 is characterized in that wherein by this data control unit this received vernier control command signal being sent to this electronic installation.
14. display system method of operating according to claim 13 is characterized in that wherein said far-end remote control unit is more as the wireless mouse of this electronic installation.
15. display system method of operating according to claim 14 it is characterized in that wherein said data control unit more comprises an infrared signal receiver module, and this far-end remote control unit more comprises an infrared signal sending module.
16. display system method of operating according to claim 12 is characterized in that wherein utilizing this data control unit that this received projection control command signal is sent to this display device.
17. display system method of operating according to claim 11, it is characterized in that wherein said data control unit comprises a radio receiving transmitting module and a radiofrequency signal receiver module, carry out the wireless signal transmission by this radio receiving transmitting module and this electronic installation, and utilize this radiofrequency signal receiver module reception this command signal from this radiofrequency signal sending module.
18. display system method of operating according to claim 17 is characterized in that wherein said radio receiving transmitting module is one 802.11 transceiver modules.
19. display system method of operating according to claim 17, the operation frequency range that it is characterized in that wherein said radiofrequency signal receiver module is 2.4G.
20. display system method of operating according to claim 11 is characterized in that wherein said display device is a projection arrangement, a flat display apparatus or a television equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101589417A CN101944004A (en) | 2009-07-08 | 2009-07-08 | Display system and operating method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101589417A CN101944004A (en) | 2009-07-08 | 2009-07-08 | Display system and operating method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN101944004A true CN101944004A (en) | 2011-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101589417A Pending CN101944004A (en) | 2009-07-08 | 2009-07-08 | Display system and operating method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186358A (en) * | 2011-12-27 | 2013-07-03 | 和鑫光电股份有限公司 | Hand-held electronic equipment capable of wirelessly transmitting pictures and multimedia system composed of same |
| CN106899740A (en) * | 2015-12-17 | 2017-06-27 | 北京传送科技有限公司 | A kind of mobile phone box |
| CN106897038A (en) * | 2015-12-17 | 2017-06-27 | 北京传送科技有限公司 | One kind throws screen system |
| CN109871190A (en) * | 2015-06-16 | 2019-06-11 | 广州视睿电子科技有限公司 | A kind of wireless screen transmission method, expansion equipment and wireless screen transmission system |
-
2009
- 2009-07-08 CN CN2009101589417A patent/CN101944004A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103186358A (en) * | 2011-12-27 | 2013-07-03 | 和鑫光电股份有限公司 | Hand-held electronic equipment capable of wirelessly transmitting pictures and multimedia system composed of same |
| CN103186358B (en) * | 2011-12-27 | 2016-03-16 | 和鑫光电股份有限公司 | Hand-held electronic equipment capable of wirelessly transmitting pictures and multimedia system composed of same |
| CN109871190A (en) * | 2015-06-16 | 2019-06-11 | 广州视睿电子科技有限公司 | A kind of wireless screen transmission method, expansion equipment and wireless screen transmission system |
| CN106899740A (en) * | 2015-12-17 | 2017-06-27 | 北京传送科技有限公司 | A kind of mobile phone box |
| CN106897038A (en) * | 2015-12-17 | 2017-06-27 | 北京传送科技有限公司 | One kind throws screen system |
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Application publication date: 20110112 |