CN113050826A - Digital screen connected with cloud - Google Patents
Digital screen connected with cloud Download PDFInfo
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- CN113050826A CN113050826A CN202110259257.9A CN202110259257A CN113050826A CN 113050826 A CN113050826 A CN 113050826A CN 202110259257 A CN202110259257 A CN 202110259257A CN 113050826 A CN113050826 A CN 113050826A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- User Interface Of Digital Computer (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Controls And Circuits For Display Device (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention provides a digital screen connected with a cloud terminal, which comprises an input unit, a multimedia chip, a network unit and a display unit, wherein the input unit generates an input signal, the multimedia chip receives the input signal and encodes and outputs the input signal, the network unit receives the encoded input signal and outputs the encoded input signal to the cloud terminal, the cloud terminal processes the input signal to generate a feedback signal and feeds the feedback signal back to the network unit, the multimedia chip receives the feedback signal transmitted by the network unit and decodes and transcodes the feedback signal, and the display unit receives and displays the transcoded feedback signal. The digital screen connected with the cloud end has good portability and usability.
Description
Technical Field
The invention relates to the technical field of computer input, in particular to a digital screen connected with a cloud.
Background
The digital screen is a product which changes the use mode of a computer and revolutionarily changes the office environment, and can completely change the use mode of a traditional computer with a display matched with a mouse and a keyboard.
The digital screen can display the content input by the user in real time, and the input mode is intuitive and efficient, is widely applied to various application fields such as finance, medical treatment, multimedia manufacturing, building drawing, design publishing and the like, and is more and more widely used in art designers.
The digital screen in the prior art can not be directly connected with the cloud end, and the digital screen can be connected with the cloud end through the cloud terminal, so that the digital screen can be used together with the cloud terminal during use, cannot be used independently, and is poor in portability and usability.
Disclosure of Invention
The invention provides a cloud-connected digital screen with good portability and usability, which aims to solve the problems of poor portability and usability.
A digital screen connected with a cloud terminal comprises an input unit, a multimedia chip, a network unit and a display unit, wherein the input unit generates an input signal, the multimedia chip receives the input signal and encodes the input signal and then outputs the encoded input signal, the network unit receives the encoded input signal and outputs the encoded input signal to the cloud terminal, the cloud terminal processes the input signal and then generates a feedback signal to feed back the feedback signal to the network unit, the multimedia chip receives the feedback signal transmitted by the network unit and decodes and transcodes the feedback signal, and the display unit receives the transcoded feedback signal and displays the feedback signal.
Preferably, the digital screen is connected with the wireless screen projection device through the network unit, an input signal generated by the input unit is encoded by the multimedia chip and transmitted to the wireless screen projection device, the wireless screen projection device processes the input signal to generate a feedback signal and feeds the feedback signal back to the network unit, and after the feedback signal is decoded and transcoded by the multimedia chip, the feedback signal is received and transcoded by the display unit and displayed.
Preferably, the network unit includes one or two of a WIFI module and an ethernet module, and receives a feedback signal from a cloud, decodes and transcodes the feedback signal by the multimedia chip, and transmits the decoded feedback signal to the display unit for display.
Preferably, the network unit further includes a bluetooth module, and the bluetooth module, the WIFI module and the ethernet module can be integrated into a network chip.
Preferably, the input unit includes a chip switch and a hub, the chip switch is connected to the multimedia chip and the hub at the same time, and the input signal is transmitted to the multimedia chip through the hub and the chip switch in sequence.
Preferably, the display device further comprises a display driving chip, and the display driving chip is connected with the display unit and the multimedia chip at the same time.
Preferably, still include TYPE-C interface, TYPE-C interface simultaneously with the chip switch show that driver chip and external equipment connect, input signal passes through in proper order the concentrator the chip switch reaches TYPE-C interface exports extremely external equipment, external equipment is right produce feedback signal after the input signal processing, feedback signal warp TYPE-C interface transmission extremely show driver chip, it is right to show driver chip feedback signal decodes the transcoding after, the transmission extremely the display element is in order to show.
Preferably, still include TYPE-B interface, TYPE-B interface simultaneously with chip switch and external equipment connect, the incoming signal warp TYPE-B interface output extremely external equipment.
Preferably, the input unit still includes electromagnetism handwriting input system, electromagnetism handwriting input system with the concentrator is connected, the concentrator includes many TYPE-A interface, TYPE-A interface can be connected with input device, electromagnetism handwriting input system reaches input device produces input signal.
Preferably, the multimedia chip further includes a display input interface, the display input interface is connected to an external device and receives feedback information of the external device, and the display input interface includes one or more of SDIO, USB, HDMI, LVDS, eDP, DDR, and SPI.
Compared with the prior art, the digital screen connected with the cloud end is directly connected with the cloud end, does not need to be matched with a cloud terminal for use, and is good in portability and usability.
Meanwhile, the digital screen can directly realize a wireless screen projection function with the screen projection equipment.
Finally, the digital screen provided by the invention can realize various connection modes of wireless network, wired network, wireless video, wired video and Bluetooth connection.
Drawings
FIG. 1 is a block diagram of a digital screen connected to a cloud according to a first embodiment of the present invention;
FIG. 2 is a block diagram of a digital screen connected to a cloud end according to a second embodiment of the present invention;
FIG. 3 is a block diagram of a digital screen connected to a cloud according to a third embodiment of the present invention;
fig. 4 is a frame diagram of a digital screen connected to a cloud according to a fourth embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
First embodiment
Fig. 1 is a block diagram of a digital screen connected to a cloud according to a first embodiment of the present invention. The digital screen 10 can be connected with a cloud, a wireless screen projection device and an input device, wherein the input device comprises one or two of a mouse and a keyboard. The digital screen 10 includes an input unit 11, a network unit 13, a multimedia chip 15 and a display unit 17. The multimedia chip 15 is connected to the input unit 11, the network unit 13 and the display unit 17 at the same time.
The input unit 11 includes a hub 111, an electromagnetic handwriting input system 113 and a chip switch 115, the hub 111 simultaneously respectively with the chip switch 115 and the electromagnetic handwriting input system 113 are connected, the hub 111 includes a multi-TYPE-a interface 1111, the mouse and the keyboard pass through the TYPE-a interface 1111 with the hub 111 is connected, the handwriting input system 113, the mouse and the keyboard generate input signals.
The network unit 13 includes one or two of a WIFI module 131 and an ethernet module 133, and in this embodiment, the network unit 13 includes the WIFI module 131 and the ethernet module 133, as a further improvement of this embodiment, a bluetooth module may be further added, and the bluetooth module and the WIFI module 131 and/or the ethernet module 133 are integrated into a network chip and connected to the multimedia chip 15.
When the digital screen 10 is connected with the cloud and the input device, the working principle is as follows:
the electromagnetic handwriting input system 113 and the input device generate input signals;
the input signal is transmitted to the chip switch 115 through the hub 111;
the chip switch 115 transmits the input signal to the multimedia chip 15;
the multimedia chip 15 receives the input signal, encodes the input signal, and outputs the encoded input signal to the network unit 13;
if the digital screen 10 is connected to the cloud terminal through the WIFI module 131 through a network, the WIFI module 131 receives the encoded input signal and outputs the encoded input signal to the cloud terminal, the cloud terminal processes the input signal and generates a feedback signal, the feedback signal is encoded according to a cloud protocol, and the WIFI module 131 receives the feedback signal and transmits the feedback signal to the multimedia chip 15;
if the digital screen 10 is connected to the cloud terminal through the ethernet module 133 by a network, the ethernet module 133 receives the encoded input signal and outputs the encoded input signal to the cloud terminal, the cloud terminal processes the input signal to generate a feedback signal, the feedback signal is encoded according to a cloud protocol, and the ethernet module 133 receives the feedback signal and transmits the feedback signal to the multimedia chip 15;
the multimedia chip 15 decodes and transcodes the received feedback signal;
the display unit 17 receives the decoded and transcoded feedback signal and displays the feedback signal.
When the digital screen 10 is connected with the wireless screen projection device and the input device, the working principle is as follows:
the electromagnetic handwriting input system 113 and the input device generate input signals;
the input signal is transmitted to the chip switch 115 through the hub 111;
the chip switch 115 transmits the input signal to the multimedia chip 15;
the multimedia chip 15 receives the input signal, encodes the input signal, and outputs the encoded input signal to the network unit 13;
the digital screen 10 is connected with the wireless screen projection equipment through the WIFI module 131 through a network, and the WIFI module 131 receives the coded input signal and outputs the coded input signal to the wireless screen projection equipment;
the wireless screen projection equipment processes the input signal and then generates a feedback signal, the feedback signal is encoded according to a wireless screen projection protocol, and the WIFI module 131 receives the feedback signal and transmits the feedback signal to the multimedia chip 15;
the multimedia chip 15 decodes and transcodes the received feedback signal;
the display unit 17 receives the decoded and transcoded feedback signal and displays the feedback signal.
When the multimedia chip 15 decodes the feedback signal, software decoding and hardware decoding are simultaneously adopted. By adopting software decoding wireless screen projection and a cloud protocol, the method can be conveniently expanded and upgraded so as to adapt to more cloud services. And by adopting hardware decoding, the decoding delay can be shortened. The multimedia chip 15 supports high definition video encoding and decoding of multiple formats such as H.265/HEVC, H.264/AVC, AVS +, MVC, MPEG2, MPEG4, VC-1, VP6, VP8, VP9 and the like, and a software system of the multimedia chip 15 is provided with an embedded operating system which comprises one or two of Android and Linux and can run a wireless screen projection protocol and a cloud protocol.
Second embodiment
Fig. 2 is a frame diagram of a digital screen connected to a cloud according to a second embodiment of the present invention. The digital screen 20 can be connected with a cloud end, a wireless screen projection device, an external device and an input device, the external device includes one or more of a computer, a tablet computer and an embedded system, and the digital screen 20 includes an input unit 21, a TYPE-B interface 22, a network unit 23, a multimedia chip 25 and a display unit 27. This embodiment is substantially the same as the first embodiment except that: the digital screen 20 is additionally provided with the TYPE-B interface 22, the TYPE-B interface 22 is connected with a chip switch 215, and the external equipment is connected with the digital screen 20 through the TYPE-B interface 22; the multimedia chip 25 includes a display input interface, the display input interface includes one or more of SDIO, USB, HDMI, LVDS, eDP, DDR, and SPI, and the external device is connected to the digital screen 20 through the display input interface.
When the digital screen 20 is connected to the external device and the input device, the working principle is as follows:
the electromagnetic handwriting input system 213 and the input device generate input signals;
the input signal is transmitted to the chip switch 215 through the hub 211;
the chip switch 215 transmits the input signal to the external device through the TYPE-B interface 22;
the external device processes the input signal to generate the feedback signal, and the feedback signal is transmitted to the multimedia chip 25 through the display input interface;
the display unit 27 receives the feedback signal from the multimedia chip 25 and displays the feedback signal.
As in the first embodiment, the bluetooth module may be added in this embodiment, and integrated with the WIFI module 231 and/or the ethernet module 233 into a network chip.
Third embodiment
Fig. 3 is a frame diagram of a digital screen connected to a cloud according to a third embodiment of the present invention. The digital screen 30 may be connected to a cloud, a wireless screen projection device, an external device, and an input device. The digital screen 30 includes an input unit 31, a network unit 33, a TYPE-C interface 34, a multimedia chip 35, a display unit 37, and a display driving chip 39. The multimedia chip 35 is connected to the input unit 31, the network unit 33 and the display driving chip 39 at the same time. The external equipment is connected with the digital screen 30 through the TYPE-C interface 34.
The input unit 31 is the same as the input unit 11 of the first embodiment.
The network unit 33 is identical to the network unit 13 of the first embodiment.
TYPE-C interface 34 respectively simultaneously with external device, chip switch 315 and display driver chip 39 connects.
The working principle of the digital screen 30 when connected with the cloud or wireless screen projection device is basically the same as that of the first embodiment, but the differences are as follows:
the multimedia chip 35 receives the feedback signal, decodes and transcodes the feedback signal, and transmits the feedback signal to the driving display chip 39;
the display driver chip 39 decodes and transcodes the feedback signal again, and outputs the decoded feedback signal to the display unit 37 for display.
When the digital screen 30 is connected to the external device and the input device, the working principle is as follows:
the electromagnetic handwriting input system 313 and the input device generate input signals;
the input signal is transmitted to the chip switch 315 through the hub 311;
the chip switch 315 transmits the input signal to the external device through the TYPE-C interface 34;
the external device processes the input signal to generate the feedback signal, and the feedback signal is transmitted to the display driving chip 39 through the TYPE-C interface 34;
the display driver chip 39 decodes and transcodes the feedback signal, and outputs the decoded feedback signal to the display unit 37 for display.
As in the first embodiment, the bluetooth module may be added in this embodiment, and integrated with the WIFI module 331 and/or the ethernet module 333 as a network chip.
Fourth embodiment
Fig. 4 is a frame diagram of a digital screen connected to a cloud according to a fourth embodiment of the present invention. The digital screen 40 can be connected with a cloud end, a wireless screen projection device, an external device and an input device, and the digital screen 40 comprises an input unit 41, a TYPE-B interface 42, a network unit 43, a TYPE-C interface 44, a multimedia chip 45, a display unit 47 and a display driving chip 49.
This embodiment combines the second embodiment with the third embodiment, and sets the TYPE-B interface 42 and the TYPE-C interface 44 at the same time.
When the digital screen 40 is connected to the cloud or the wireless screen projection device, the working principle is the same as that of the third embodiment.
When the digital screen 40 is connected with the external device through the TYPE-C interface 44, the working principle is the same as that of the third embodiment.
When the digital screen 40 is connected with the external device through the TYPE-B interface 42, the working principle is basically the same as that of the second embodiment, and the difference is that:
after receiving the feedback signal, the multimedia chip 45 transmits the feedback signal to the driving display chip 49;
the display driver chip 49 decodes and transcodes the feedback signal, and outputs the decoded feedback signal to the display unit 47 for display.
As in the first embodiment, the bluetooth module may be added in this embodiment, and integrated with the WIFI module 431 and/or the ethernet module 433 into a network chip.
Compared with the prior art, the digital screen 40 connected with the cloud end provided by the invention is directly connected with the cloud end, does not need to be matched with a cloud terminal for use, and is good in portability and usability.
Meanwhile, the digital screen 40 is directly connected with the screen projection device, so that a wireless screen projection function is realized.
Finally, the digital screen 40 of the present invention simultaneously implements a plurality of connection modes of wireless network, wired network, wireless video, wired video and bluetooth connection.
The above description is only for four embodiments of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or applied directly or indirectly to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A digital screen connected with a cloud end, comprising:
an input unit generating an input signal;
the multimedia chip receives the input signal, encodes the input signal and outputs the encoded input signal;
the network unit receives the coded input signal and outputs the coded input signal to a cloud end, the cloud end processes the input signal and then generates a feedback signal to feed back the feedback signal to the network unit, and the multimedia chip receives the feedback signal transmitted by the network unit and decodes and transcodes the feedback signal;
and the display unit is used for receiving and displaying the decoded and transcoded feedback signal.
2. The digital screen according to claim 1, wherein the digital screen is connected to a wireless screen projection device through the network unit, an input signal generated by the input unit is encoded by the multimedia chip and transmitted to the wireless screen projection device, the wireless screen projection device processes the input signal to generate a feedback signal to be fed back to the network unit, the feedback signal is decoded and transcoded by the multimedia chip, and the display unit receives and displays the decoded and transcoded feedback signal.
3. The digital screen of claim 1, wherein the network unit comprises one or both of a WIFI module and an ethernet module, and receives a feedback signal from a cloud, decodes and transcodes the feedback signal by the multimedia chip, and transmits the decoded feedback signal to the display unit for display.
4. The digital screen of claim 3, wherein the network unit further comprises a Bluetooth module, and the Bluetooth module is integrated with the WIFI module and/or the Ethernet module into a network chip.
5. The digital screen of claim 1, wherein the input unit comprises a chip switch and a hub, the chip switch is connected to the multimedia chip and the hub simultaneously, and the input signal is transmitted to the multimedia chip through the hub and the chip switch in sequence.
6. The digital screen of claim 5, further comprising a display driver chip, the display driver chip being connected to both the display unit and the multimedia chip.
7. The digital screen of claim 6, further comprising a TYPE-C interface, wherein the TYPE-C interface is connected to the chip switch, the display driver chip and the external device, the input signal sequentially passes through the concentrator, the chip switch and the TYPE-C interface output to the external device, the external device is right to generate a feedback signal after the input signal is processed, the feedback signal is transmitted to the display driver chip through the TYPE-C interface, and the display driver chip is right to transmit to the display unit for display after the feedback signal is decoded and transcoded.
8. The digital screen of claim 5, further comprising a TYPE-B interface, wherein the TYPE-B interface is connected to the chip switch and the external device at the same time, and the input signal is output to the external device through the TYPE-B interface.
9. The digital screen of claim 5, wherein the input unit further comprises an electromagnetic handwriting input system, the electromagnetic handwriting input system being connected to the hub, the hub comprising a multiple TYPE-a interface, the TYPE-a interface being connectable to an input device, the electromagnetic handwriting input system and the input device generating the input signal.
10. The digital screen of claim 1, wherein the multimedia chip further comprises a display input interface, the display input interface is connected to an external device and receives feedback information from the external device, and the display input interface comprises one or more of SDIO, USB, HDMI, LVDS, eDP, DDR, and SPI.
Priority Applications (3)
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| CN202110259257.9A CN113050826A (en) | 2021-03-10 | 2021-03-10 | Digital screen connected with cloud |
| KR1020220029681A KR102707877B1 (en) | 2021-03-10 | 2022-03-08 | Digital display connected with cloud |
| JP2022035937A JP7371153B2 (en) | 2021-03-10 | 2022-03-09 | Digital tablet device connected to the cloud |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110259257.9A CN113050826A (en) | 2021-03-10 | 2021-03-10 | Digital screen connected with cloud |
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| CN113050826A true CN113050826A (en) | 2021-06-29 |
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| CN202110259257.9A Pending CN113050826A (en) | 2021-03-10 | 2021-03-10 | Digital screen connected with cloud |
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| JP (1) | JP7371153B2 (en) |
| KR (1) | KR102707877B1 (en) |
| CN (1) | CN113050826A (en) |
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Also Published As
| Publication number | Publication date |
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| JP2022140375A (en) | 2022-09-26 |
| JP7371153B2 (en) | 2023-10-30 |
| KR102707877B1 (en) | 2024-09-23 |
| KR20220127172A (en) | 2022-09-19 |
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