CN215529141U - Distributed conference lifting screen image processing device - Google Patents
Distributed conference lifting screen image processing device Download PDFInfo
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- CN215529141U CN215529141U CN202120742556.3U CN202120742556U CN215529141U CN 215529141 U CN215529141 U CN 215529141U CN 202120742556 U CN202120742556 U CN 202120742556U CN 215529141 U CN215529141 U CN 215529141U
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Abstract
The utility model belongs to the technical field of office equipment, particularly relates to the technical field of distributed conference screen display equipment, and particularly relates to a distributed conference lifting screen image processing device which comprises two or more groups of sub-modules; the sub-modules include: the image on-screen processor is in communication connection with the display screen input interface, is provided with a network input port, a network output port, a built-in input port and an external input port, and provides video signals for the display screen. The distributed conference elevating screen image processing device integrates the functions of signal processing, switching, broadcasting, transmission, image segmentation and fusion and the like, uses double channels of optical fibers and network cables to carry out backup transmission technology connection, ensures that the image picture has no any compression, adopts a transmission mode of twisted-pair network cables or optical fiber hand-pulling hands (compatible node + host machine parallel framework), and can effectively solve the defects of complex wiring construction, unclear picture and overlong delay.
Description
Technical Field
The utility model belongs to the technical field of office equipment, particularly relates to the technical field of distributed conference screen display equipment, and particularly relates to a distributed conference lifting screen image processing device.
Background
The distributed conference lifting screen image processing device is mainstream application in the conference display and control industry, integrates the functions of signal processing, switching, broadcasting, transmission, image display, segmentation, fusion and the like, is compatible with the lifting operation function of a screen, can be applied to large and medium-sized conference systems, education training mechanisms, teaching systems and distributed multi-node information issuing and displaying systems, is easy to operate by a user, and enables multimedia information to be shared and interacted in real time without space limitation.
The simplest application of the lifting display screen of a common conference system is to display local video content, a PC host computer is installed locally, signals of a local signal source are directly displayed through a signal line, the display screen can be lifted to a conference desktop through a lifter and is lowered below the conference desktop after use, and the whole conference room layout is kept neat and reasonable after the display screen is hidden.
If the external video content of the participants needs to be pushed to the rest of the display screens in the conference system, a video matrix needs to be deployed in the whole project or a video codec needs to be used for switching and transmitting and pushing signals, so that the application requirements are met, and a set of solution is provided for a high-definition display and control system.
Generally, in the process of project installation and construction, the lifting display screen device is required to be provided with a video signal line, a power line and a control line, and a video matrix or a coder-decoder is also provided with a power line, a video signal line and a control line, so that in a large project, wiring is a huge project, and a large amount of manpower and material resources are required to be consumed.
If a video coding and decoding mode is adopted, the process that the image is compressed/decompressed by H.264/H.265 exists, the image picture is not clear after the image is compressed/decompressed, and the image has a great delay effect after the image is compressed, transmitted and decompressed. The real-time display requirement of the conference system is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a distributed conference elevating screen image processing device which integrates the functions of signal processing, switching, broadcasting, transmission, image display, segmentation and fusion and the like, uses optical fiber and network cable double channels to carry out backup transmission technology connection, ensures that the image picture has no any compression, adopts a transmission mode of a twisted-pair network cable or an optical fiber hand-in-hand (compatible node + host machine parallel framework), and can effectively solve the defects of complex wiring construction, unclear picture and overlong time delay.
In order to achieve the technical effects, the utility model adopts the following specific technical scheme:
a distributed conference lifting screen image processing device comprises two or more groups of sub-modules;
the sub-module includes:
the display screen is used for displaying image information;
the image on-screen processor is in communication connection with the display screen input interface, is provided with a network input port, a network output port, a built-in input port and an external input port, and is used for providing video signals for the display screen based on video coding image information of the network input port, the built-in input port and the external input port;
the built-in server is in communication connection with a built-in input port of the image on-screen processor and is used for transmitting video coding information of the built-in server to the image on-screen processor;
wherein: the external input port is used for transmitting video coding information of external equipment of the screen lifting system to the image on-screen processor; and connecting the sub-modules in signal series connection with each other through the network input port and the network output port.
Furthermore, the external input ports are two or more groups.
Further, the built-in input port is an HDMI or DVI input port.
Furthermore, the external input port is an HDMI or DVI input port.
Furthermore, the image on-screen processor is also used for converting the video coding information of the built-in input port and the external input port into video signals, combining the video signals into a group of video information and transmitting the group of video information to the display screen.
Furthermore, an FPGA chip is arranged in the image on-screen processor.
Further, the network input port comprises a network cable input port or a fiber input port.
Furthermore, the display screen is a liftable display screen.
Furthermore, the sub-module further comprises a control key, wherein the control key is in communication connection with the image on-screen processor and is used for controlling broadcast selection, locking, recovery and picture splicing fusion modes of video signals of a built-in input port and an external input port of the image on-screen processor.
Furthermore, OSD which is mutually matched is arranged in the built-in server and the display screen.
By adopting the technical scheme, the utility model can also bring the following beneficial effects:
the distributed conference lifting screen image processing device can push the local video to other lifting display screens in a conference system by one key; each lifting display screen can display the video content pushed by a local or other controller, and can display multi-channel video content at the same time in picture-in-picture or picture-out-picture without additionally configuring a video matrix or a coder-decoder, thereby effectively improving the conference efficiency and simultaneously reducing the deployment and control cost of the conference system.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic overall distribution diagram of a distributed conference elevating screen image processing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a sub-module of a distributed conference elevating screen image processing apparatus according to an embodiment of the present invention;
wherein: 1. a display screen; 2. an image on-screen processor; 3. a built-in server; 4. and controlling the keys.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. 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.
It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the disclosure, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number of the aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than the number, shape and size of the components in practical implementation, and the type, quantity and proportion of the components in practical implementation can be changed freely, and the layout of the components can be more complicated.
In addition, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
In an embodiment of the present invention, a distributed conference up-down screen image processing apparatus is provided, as shown in fig. 1, including two or more sets of sub-modules;
as shown in fig. 2, the sub-module includes:
a display screen 1 for displaying image information;
the image on-screen processor 2 is in communication connection with the input interface of the display screen 1, is provided with a network input port, a network output port, a built-in input port and an external input port, and is used for providing video signals for the display screen 1 based on video coding image information of the network input port, the built-in input port and the external input port;
the built-in server 3 is in communication connection with a built-in input port of the image on-screen processor 2 and is used for transmitting video coding information of the built-in server 3 to the image on-screen processor 2;
wherein: the external input port is used for transmitting video coding information of external equipment of the screen lifting system to the image on-screen processor 2; and all the submodules are connected in signal series through the network input port and the network output port.
In this embodiment, the number of the external input ports is two or more.
In this embodiment, the built-in input port is an HDMI or DVI input port.
In this embodiment, the external input port is an HDMI or DVI input port for connecting devices such as a notebook computer of the participant.
In this embodiment, the image on-screen processor 2 is further configured to convert video coding information of the internal input port and the external input port into video signals, combine the video signals into a set of video information, and transmit the set of video information to the display screen 1.
In this embodiment, the image on-screen processor 2 is built with an FPGA chip.
In this embodiment, the network input port includes a network cable input port or an optical fiber input port, the sub-modules of this embodiment are connected by using an optical fiber or a twisted pair network cable, the local sub-module receives an optical fiber or a network signal of a previous stage and transmits the optical fiber or the network signal to a next stage, and each stage is connected by using a hand-pulling method.
In this embodiment, the display screen 1 is a liftable display screen 1, and is installed on a conference table, and is extended out of the table top through a control device when necessary.
In this embodiment, as shown in fig. 2, the sub-module further includes a control key 4, where the control key 4 is in communication connection with the image on-screen processor 2, and is used to control broadcast selection, locking, recycling, and picture splicing and fusion modes of the video signal provided by the image on-screen processor 2. Through the operation of the control key 4, the video content broadcast of the local video and the external HDMI input video channel can be pushed to other sub-modules in the conference system, and meanwhile, the display of the picture-in-picture or picture-out-picture video content pushed by other sub-modules can be received.
In this embodiment, the built-in server 3 and the display screen 1 are provided with mutually matched OSDs (screen menu type adjustment), and the embedded OSD menu of this embodiment is superimposed with conference sign-in, call service, voting and chairman centralized control functions.
In this embodiment, the distributed conference screen image processing apparatus receives video encoding signals transmitted from other devices through an optical interface or a network interface, decodes the encoding signals through a FPGA chip by using a professional FPGA algorithm, and restores the encoded signals into standard video signals to display video contents.
After the distributed conference lifting screen image processing device is installed in a conference system, a local video can be pushed to a display screen 1 of each sub-module by one key; meanwhile, each submodule can display video content pushed by a local or other distributed conference lifting screen image processing device. And a video matrix or a coder-decoder does not need to be additionally configured, so that the conference efficiency is effectively improved, and the deployment cost of the conference system is reduced.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A distributed conference lifting screen image processing device is characterized by comprising two or more groups of sub-modules;
the sub-module includes:
the display screen is used for displaying image information;
the image on-screen processor is in communication connection with the display screen input interface, is provided with a network input port, a network output port, a built-in input port and an external input port, and is used for providing video signals for the display screen based on video coding image information of the network input port, the built-in input port and the external input port;
the built-in server is in communication connection with a built-in input port of the image on-screen processor and is used for transmitting video coding information of the built-in server to the image on-screen processor;
wherein: the external input port is used for transmitting video coding information of external equipment of the screen lifting system to the image on-screen processor; and connecting the sub-modules in signal series connection with each other through the network input port and the network output port.
2. The image processing apparatus according to claim 1, characterized in that: the external input ports are two or more groups.
3. The image processing apparatus according to claim 1, characterized in that: the built-in input port is an HDMI or DVI input port.
4. The image processing apparatus according to claim 1, characterized in that: the external input port is an HDMI or DVI input port.
5. The image processing apparatus according to claim 1, characterized in that: the image on-screen processor is also used for converting the video coding information of the built-in input port and the external input port into video signals, combining the video signals into a group of video information and transmitting the group of video information to the display screen.
6. The image processing apparatus according to claim 1, characterized in that: an FPGA chip is arranged in the image on-screen processor.
7. The image processing apparatus according to claim 1, characterized in that: the network input port comprises a network cable input port or a fiber input port.
8. The image processing apparatus according to claim 1, characterized in that: the display screen is a liftable display screen.
9. The image processing apparatus according to claim 1, characterized in that: the sub-module also comprises a control key which is in communication connection with the image on-screen processor and is used for controlling the broadcast selection, locking, recovery and picture splicing fusion modes of video signals of the built-in input port and the external input port of the image on-screen processor.
10. The image processing apparatus according to claim 1, characterized in that: OSD which is mutually matched is arranged in the built-in server and the display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120742556.3U CN215529141U (en) | 2021-04-13 | 2021-04-13 | Distributed conference lifting screen image processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120742556.3U CN215529141U (en) | 2021-04-13 | 2021-04-13 | Distributed conference lifting screen image processing device |
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| Publication Number | Publication Date |
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| CN215529141U true CN215529141U (en) | 2022-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120742556.3U Active CN215529141U (en) | 2021-04-13 | 2021-04-13 | Distributed conference lifting screen image processing device |
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| CN (1) | CN215529141U (en) |
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2021
- 2021-04-13 CN CN202120742556.3U patent/CN215529141U/en active Active
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