CN216819966U - Support clear full service relay car of 5G and 8K superelevation of satellite relay - Google Patents
Support clear full service relay car of 5G and 8K superelevation of satellite relay Download PDFInfo
- Publication number
- CN216819966U CN216819966U CN202123440302.5U CN202123440302U CN216819966U CN 216819966 U CN216819966 U CN 216819966U CN 202123440302 U CN202123440302 U CN 202123440302U CN 216819966 U CN216819966 U CN 216819966U
- Authority
- CN
- China
- Prior art keywords
- video
- signal
- signals
- equipment
- audio
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Radio Relay Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The utility model provides a 5G and 8K ultra-high definition full-service relay vehicle supporting satellite relay, wherein an 8K switching station in the relay vehicle switches and produces 8K video signals on site, and the obtained 8K video program signals are converted into an SDI format and then output to an 8K monitoring system, 5G communication equipment and satellite relay equipment; the 8K monitoring system monitors the 8K video program signals; the 5G communication equipment encodes the received 8K video program signal and then outputs the encoded signal; the rebroadcasting vehicle can encode the received 8K video program signals through satellite rebroadcasting equipment and transmit the encoded 8K video program signals through a satellite transmitting antenna. The mode provides an 8K full-service relay vehicle with 5G direct broadcasting and satellite relay functions, ultrahigh-definition video direct broadcasting is carried out through a wireless communication network, the number of connecting cables is reduced, programs which are manufactured are transmitted through the wireless communication network and a satellite transmission link, and the programs can be transmitted to a playing terminal more conveniently.
Description
Technical Field
The utility model relates to the technical field of signal processing, in particular to a 5G and 8K ultra-high definition full-service relay vehicle supporting satellite relay.
Background
At present, the overall manufacturing technology and the development of the live broadcast/rebroadcast technology of 4K and 8K ultra-high definition videos are still imperfect, the code rate of the ultra-high definition videos, especially 8K ultra-high definition videos, is high, the requirement on a transmission link is also high, and the capability of transmitting 8K ultra-high definition video programs is not achieved due to the fact that a cable television network is not transformed in a large scale at present. The 8K televisions at the application end are already put into mass production, meanwhile, outdoor large-screen display equipment capable of playing 8K ultrahigh-definition videos appears in large quantity, and the high-performance 5G mobile phone also supports receiving and playing the 8K ultrahigh-definition videos, so that solutions capable of transmitting the 8K/4K ultrahigh-definition videos to terminal playing equipment such as the 8K/4K televisions, the 8K/4K set top boxes, the outdoor large-screen display equipment and the 5G mobile phones more conveniently are urgently needed.
Meanwhile, various television relay carts that have been put into use at present do not have satellite relay capability basically, and when the television relay carts are in an external field, for example: when live broadcast/rebroadcast work is carried out in a stadium, a large performance activity site or a large conference site, a special satellite communication vehicle or a satellite rebroadcast vehicle is often required to be equipped at the same time to forward program signals output by the television rebroadcast vehicle to satellite receiving equipment in various places through a television rebroadcast satellite. Complicated on-site debugging work is performed between two vehicles, and the running of two vehicles also causes higher cost.
The above requirements all require a solution that can not only complete the production of 8K/4K ultra-high definition video rebroadcast program content, but also forward the program signal to various terminal playing devices through a 5G communication network or a rebroadcast satellite.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a 5G and 8K ultra-high-definition full-service rebroadcasting vehicle supporting satellite rebroadcasting, so as to perform on-site program production and retransmission through a wireless communication network and a satellite transmission link.
In a first aspect, the present invention provides a 5G and 8K ultra high definition full service relay vehicle supporting satellite relay, comprising: the system comprises an 8K switching station, an 8K monitoring system and 5G communication equipment which are connected with the 8K switching station; the 8K switching station is used for receiving the 8K video signals, switching and making the received 8K video signals on site and outputting 8K video program signals; the 8K video program signals are output to an 8K monitoring system and 5G communication equipment; the 8K monitoring system is used for displaying 8K video program signals; the 8K monitoring system supports monitoring of multiple paths of 8K video signals and simultaneously monitors the multiple paths of 8K video signals on the same screen after being reduced; the 5G communication equipment comprises a first 8K video input interface and 5G mobile communication network transmission equipment; the 5G communication device is used for: receiving an 8K video program signal through a first 8K video input interface, and encoding the 8K video program signal so as to output the encoded 8K video program signal through 5G mobile communication network transmission equipment;
in an optional embodiment, the relay truck further includes a satellite relay device connected to the 8K switching station, where the satellite relay device includes a second 8K video input interface and a satellite transmitting antenna; the satellite relay device is used for: and receiving the 8K video program signal through a second 8K video input interface, and encoding the 8K video program signal so as to forward the encoded 8K video program signal to a satellite television receiving terminal through a satellite transmitting antenna and an on-orbit communication repeater.
In an optional embodiment, the relay truck further includes a matrix module, a 4K switching station, and a 4K monitoring system, which are connected in sequence; the matrix module comprises a plurality of paths of 4K video signal input ports and a plurality of paths of 4K video signal output ports; the matrix module receives a plurality of paths of 4K video signals through a plurality of paths of 4K video signal input ports, and outputs a plurality of paths of 4K video signals to the 4K switching table through a plurality of paths of 4K video signal output ports; the matrix module is also used for outputting one path of 4K video signals of one path of specified 4K video signal input port through one or more paths of specified 4K video signal output ports; the 4K switching station is used for receiving the 4K video signals transmitted by the matrix module, switching and producing the received 4K video signals on site, and outputting the produced 4K video program signals to a 4K monitoring system and 5G communication equipment; the 4K monitoring system is used for displaying a 4K video program signal; the 4K monitoring system supports monitoring of multiple 4K video signals and simultaneous monitoring of the multiple 4K video signals on the same screen after being reduced.
In an optional embodiment, the 4K switching station is further connected to the satellite relay broadcasting equipment, and the 4K switching station outputs the produced 4K video program signal to the satellite relay broadcasting equipment.
In an optional embodiment, the relay truck further comprises an audio production system; the audio production system comprises a plurality of audio input interfaces and a plurality of audio output interfaces; the audio production system is used for receiving multi-channel audio signals through a multi-channel audio input interface, carrying out switching, synthesis and field production processing on the multi-channel audio signals, and outputting the processed audio signals through a multi-channel audio output interface; the audio production system is also used for recording the received audio signals and recording the multi-channel audio signals which are switched and produced.
In an optional embodiment, the audio production system is in communication connection with an 8K switching station, a 4K switching station, a first embedding module and a second embedding module respectively; the 8K switching station is used for carrying out site production on 8K video signals of a specified channel in the received multipath 8K video signals to obtain 8K video program signals, sending the channel serial number of the specified channel to the audio production system, and sending the 8K video program signals converted into the 8K video program signals to the first embedding module; the audio making system is used for receiving audio signals corresponding to the multiple paths of 8K video signals received by the 8K switching station and channel serial numbers of the appointed channels, switching, synthesizing and making the audio signals corresponding to the channel serial numbers of the appointed channels on site to obtain first audio, and sending the first audio to the first embedding module; the first embedding module embeds the first audio into the 8K video program signal and outputs the embedded 8K signal; the 4K switching station carries out on-site production on the 4K video signal of the target channel in the received multi-channel 4K video signals to obtain a 4K video program signal, sends the channel serial number of the target channel to an audio production system, and sends the 4K video program signal to the second embedding module; the audio making system is used for receiving audio signals corresponding to the multi-channel 4K video signals received by the 4K switching station and the channel serial number of the target channel, switching, synthesizing and making the audio signals corresponding to the channel serial number of the target channel on site to obtain second audio, and sending the second audio to the second embedding module; the second embedding module embeds the second audio into the 4K video program signal and outputs the embedded 4K signal.
In an optional embodiment, the relay truck further comprises an 8K video distribution amplifier and a 4K video distribution amplifier; the first embedding module copies the embedded 8K signals into multiple paths through an 8K video distribution amplifier and respectively sends the multiple paths of the embedded 8K signals to an 8K monitoring system, 5G communication equipment and a vehicle tail board; the second embedding module duplicates the embedded 4K signal into multiple paths through the 4K video distribution amplifier, and the multiple paths are respectively sent to the 4K monitoring system, the 5G communication equipment and the vehicle tail board, and under the condition that the relay vehicle comprises the satellite relay equipment, the duplicated 4K signal or 8K signal is also simultaneously sent to the satellite relay equipment.
In an optional embodiment, the relay truck further includes a call system; the call system includes a plurality of call terminals; each call terminal has a broadcast call with all call terminals or a point-to-point call with a designated terminal.
In an optional embodiment, the relay truck further includes an 8K multichannel on-site recording system; the 8K multichannel on-site recording system is used for receiving multiple channels of 8K video signals through multiple channels of 8K ultrahigh-definition video input interfaces, collecting, compressing and encoding the received multiple channels of 8K video signals, and recording the processed 8K video signals into corresponding multiple 8K video files in real time.
In an optional embodiment, the relay truck further includes an on-board data center system; the vehicle-mounted data center system comprises a large-scale shared on-site storage system, a general high-performance operation server and network switching equipment; the vehicle-mounted data center system is used for providing synchronous reading and writing of multi-path 8K video files, providing calculation support required by a vehicle-mounted coding system and a post-production system, and providing general network exchange service of vehicle-mounted equipment.
In an alternative embodiment, the 8K video signal received by the 8K switching station includes multiple types of signals selected from the following: the video signal that 8K camera gathered, the 8K caption machine signal of caption machine output, the 8K slow motion video signal of slow motion server output and the 8K online packing signal of online packaging system output.
In an alternative embodiment, the 4K video signal received by the matrix module includes a plurality of types selected from: the video signal that 4K camera gathered, the 4K caption machine signal of caption machine output, the 4K slow motion video signal of slow motion server output and the online packing signal of 4K of online packaging system output.
In an optional embodiment, the 4K switching station supports a 4-channel 4K signal binding creation mode, and completes on-site creation of an 8K video carried on a 4-channel 4K video signal through the 4-channel 4K signal binding creation mode.
In an optional embodiment, the relay truck further includes an 8K ultra high definition video down-conversion device in communication connection with the 8K switching station; the 8K ultra high definition video down-conversion device is used for down-converting a received 8K video program signal into a 4K ultra high definition video signal.
In an optional embodiment, the relay truck further includes a 4K ultra high definition video up-conversion device connected to the 4K switching station; the 4K ultra high definition video up-conversion device is used for up-converting a received 4K video program signal into an 8K ultra high definition video signal.
In an optional embodiment, the satellite broadcasting device includes an 8K coding device, a 4K coding device, a signal frequency conversion modulation device, a signal power amplification device, and a waveguide device; the 8K coding device is used for coding the received 8K video program signal to obtain an 8K ultra-high definition video TS (transport stream) signal and sending the 8K ultra-high definition video TS signal to the signal frequency conversion modulation device; the 4K coding device is used for coding the received 4K video program signal to obtain a 4K ultra-high definition video TS (transport stream) signal and sending the 4K ultra-high definition video TS signal to the signal frequency conversion modulation device; the signal frequency conversion modulation equipment is used for modulating and frequency converting the received 8K ultrahigh-definition video TS stream signal or 4K ultrahigh-definition video TS stream signal to obtain a processed TS stream signal and sending the processed TS stream signal to the signal power amplification equipment; the signal power amplification equipment is used for carrying out power amplification on the processed TS flow signal to obtain a power amplification signal and sending the power amplification signal to the waveguide equipment; the waveguide device is used for transmitting the power amplification signal to the satellite transmitting antenna so that the satellite transmitting antenna transmits the power amplification signal to the in-orbit repeater. In general, satellite television receiving devices in various places within the coverage area of the repeater can receive signals retransmitted after the gain of the repeater, and complete playing of video and audio contents after a series of processing such as receiving and demodulating.
The utility model brings the following beneficial effects:
the utility model provides a 5G and 8K ultra-high-definition full-service rebroadcasting vehicle supporting satellite rebroadcasting, which comprises: the system comprises an 8K switching station, an 8K monitoring system and 5G communication equipment, and can also comprise satellite relay equipment; the 8K switching station is used for receiving the 8K video signals, switching and making the received 8K video signals on site and outputting 8K video program signals; the 8K video program signal is output to an 8K monitoring system, 5G communication equipment and/or satellite rebroadcasting equipment; the 8K monitoring system is used for displaying an 8K video program signal in an SDI format; the 5G communication equipment comprises a first 8K video input interface and 5G mobile communication network transmission equipment; the 5G communication equipment is used for encoding the received 8K video program signal so as to output the encoded 8K video program signal through the 5G mobile communication network transmission equipment; the satellite relay broadcasting equipment is used for coding the received 8K/4K video program signal so as to forward the coded 8K/4K video program signal to the satellite television receiving terminal through the satellite transmitting antenna. The utility model discloses a 8K full-service rebroadcasting car that possesses 5G direct broadcast and satellite rebroadcasting function to carry out the direct broadcast of super high definition video through wireless communication network, reduced connecting cable quantity, still accessible satellite transmission link transmits the program that the preparation was accomplished, can be more convenient convey more extensive broadcast terminal with the program.
In addition, the rebroadcasting vehicle not only has the on-site rebroadcasting production capability of 8K and 4K ultra-high-definition programs, but also has the capability of carrying out 8K and 4K ultra-high-definition program live broadcast through a 5G mobile communication network. Because the cable television network has not been transformed on a large scale at present, does not have the ability of transmitting 8K ultrahigh-definition video programs, through the 5G live broadcast ability of the relay van, can conveniently transmit 8K ultrahigh-definition video to 5G mobile terminals all over the country through a 5G communication network, for example: 5G cell-phone, 5G panel computer and all kinds of broadcast terminals etc. of connecting through 5G CPE equipment play huge impetus to the development of 8K ultra-high definition video at present. Meanwhile, the rebroadcasting vehicle also has the satellite rebroadcasting capability, so that the rebroadcasting of major activities or sports events can be completed by one vehicle, and the television signal rebroadcasting vehicle and the satellite rebroadcasting vehicle are not matched to complete the operation as before, thereby greatly reducing the complexity and the cost of program rebroadcasting.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the utility model as set forth above.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a 5G and 8K ultra high definition full service relay vehicle supporting satellite relay provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another 5G and 8K ultra high definition full-service relay vehicle supporting satellite relay according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another 5G and 8K ultra high definition full service relay vehicle supporting satellite relay according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
Aiming at the background technology, the embodiment of the utility model provides a 5G and 8K ultra-high-definition full-service rebroadcasting vehicle supporting satellite rebroadcasting, and the technology can be applied to scenes of carrying out 5G live broadcast and satellite rebroadcasting on 8K video programs and 4K video programs through the rebroadcasting vehicle.
In order to facilitate understanding of the embodiment of the present invention, first, a detailed description is given of an 8K ultra high definition all-service relay vehicle that supports both 5G (5th Generation Mobile Communication Technology, fifth Generation Mobile Communication Technology) live broadcast and satellite relay, which is disclosed in the embodiment of the present invention; as shown in fig. 1, the relay truck includes: an 8K switching station 10, and an 8K monitoring system 11, a 5G communication device 12, and a satellite relay device 13 connected to the 8K switching station 10.
The 8K switching station is configured to receive an 8K video signal transmitted by an IP (Internet Protocol), switch and make a site for the received 8K video signal (the signal is in an IP format), and output an 8K video program signal; the 8K video program signal is output to the 8K monitoring system 11, the 5G communication device 12, and the satellite relay device 13.
In a specific implementation, the 8K switching station 10 includes multiple 8K video signal input channels and multiple 8K video signal output channels. The 8K switching station 10 may receive multiple channels of 8K video signals through multiple channels of 8K video signal input channels, switch and make on-site multiple channels of 8K video signals to obtain 8K video program signals, and output the 8K video program signals through the 8K video program signal output channels. A channel is also understood to be an interface or a port, etc.
The 8K video signal received by the 8K switching station includes a plurality of types of signals: the video signal that 8K camera gathered, the 8K caption machine signal of caption machine output, the 8K slow motion video signal of slow motion server output and the 8K online packing signal of online packaging system output.
The slow motion server comprises a plurality of 8K data input ports and a plurality of 8K data output ports, receives 8K video signals provided by the high-speed camera through the 8K data input ports, and outputs the 8K slow motion video signals through the 8K data output ports. Specifically, the slow motion server supports real-time recording of multiple 8K high-speed camera shooting signals, provides a slow motion playback function, and supports output of the slow motion playback signals through an 8K data output port of the slow motion server. In some embodiments, the slow motion server also supports down-conversion of an 8K video signal to a 4K video signal for real-time output.
The caption generator comprises a plurality of 8K video signal output ports, and the plurality of 8K video signal output ports are used for outputting 8K caption generator signals; wherein the 8K caption generator signal comprises an 8K video key signal and an 8K video foreground signal. Specifically, the 8K caption machine system can output 8K key signals and 8K caption machine signals, can edit caption templates and caption contents, and can add caption information such as captions, station captions, dialogues and the like to the 8K video signals; the caption machine is also used for inputting 8K caption information and making on site, and outputting a plurality of paths of 8K caption machine signals. The online packaging system can perform online trick packaging on the 8K video signal.
The 8K monitoring system 11 is configured to display an 8K video program signal; the 8K monitoring system 11 supports monitoring of multiple 8K video signals, and supports simultaneous monitoring of multiple 8K video signals on the same screen after being reduced. The screen is a screen included in the 8K monitoring system.
The 5G communication equipment 12 comprises a first 8K video input interface and 5G mobile communication network transmission equipment; the 5G communication device 12 is configured to: and receiving the 8K video program signal through the first 8K video input interface, and encoding the 8K video program signal so as to output the encoded 8K video program signal through the 5G mobile communication network transmission equipment. The 5G mobile communication network transmission equipment comprises a 5G mobile phone, a 5G tablet computer and the like. The 5G mobile communication network transmission equipment transmits the manufactured ultra-high definition program to a content distribution network, and the content distribution network is responsible for distributing the ultra-high definition program to each use terminal; the mobile phone terminal is accessed into the 5G mobile communication network, and can receive and watch the ultra-high definition program through the content distribution network.
The satellite relay device 13 comprises a second 8K video input interface and a satellite transmitting antenna; the satellite relay device 13 is configured to: and receiving the 8K video program signal through a second 8K video input interface, and encoding the S8K video program signal so as to forward the encoded 8K video program signal to a satellite television receiving terminal through a satellite transmitting antenna and an on-orbit communication repeater.
The utility model provides a 5G and 8K ultra-high-definition full-service rebroadcasting vehicle supporting satellite rebroadcasting, wherein an 8K switching station in the rebroadcasting vehicle switches and makes an 8K video signal on site, and outputs the obtained 8K video program signal to an 8K monitoring system, 5G communication equipment and satellite rebroadcasting equipment; the 8K monitoring system monitors the 8K video program signals; the 5G communication equipment encodes the received 8K video program signal and then outputs the encoded signal; the satellite retransmission equipment encodes the received 8K video program signals and retransmits the encoded 8K video program signals through a satellite transmitting antenna. The mode provides the 8K full-service rebroadcasting vehicle with the 5G direct broadcasting and satellite rebroadcasting functions, and carries out ultra-high-definition video direct broadcasting through the wireless communication network, so that the number of connecting cables is reduced, the manufactured programs are transmitted through the wireless communication network and the satellite transmission link, and the programs can be more conveniently transmitted to the playing terminal.
On the basis of the above-mentioned embodiment of the relay truck, another 5G and 8K ultra high definition all-service relay truck supporting satellite relay is provided in the embodiment of the present invention, as shown in fig. 2, the relay truck includes an 8K switching station 10, and an 8K monitoring system 11, a 5G communication device 12 and a satellite relay device 13 connected to the 8K switching station 10.
Specifically, the relay truck further includes a matrix module 20, a 4K switching station 21, and a 4K monitoring system 22, which are connected in sequence; the 4K switching station 21 is also communicatively connected to the 5G communication device 12 and the satellite relay device 13. The matrix module 20 comprises a plurality of 4K video signal input ports and a plurality of 4K video signal output ports; the matrix module 20 receives multiple paths of 4K video signals through multiple paths of 4K video signal input ports, and outputs multiple paths of 4K video signals to the 4K switching station 21 through multiple paths of 4K video signal output ports; the matrix module 20 is further configured to output one path of 4K video signals of one path of specified 4K video signal input ports through one or more paths of specified 4K video signal output ports.
The 4K video signal received by the matrix module 20 includes a plurality of kinds of the following: the video signal that 4K camera gathered, the 4K caption machine signal of caption machine output, the 4K slow motion video signal of slow motion server output and the online packing signal of 4K of online packaging system output.
In a specific implementation, the slow motion server includes multiple 4K data input ports and multiple 4K data output ports, and the slow motion server receives a 4K video signal provided by the 4K high-speed camera through the 4K data input port and outputs the 4K slow motion video signal through the 4K data output port. The caption generator comprises a plurality of paths of 4K video signal output ports, and the plurality of paths of 4K video signal output ports are used for outputting 4K caption generator signals; wherein the 4K caption signal includes a 4K video key signal and a 4K video foreground signal. Specifically, the caption machine can output 4K key signals and 4K caption machine signals, can edit caption templates and caption contents, and can add caption information such as captions, station captions and dialogue to the 4K video signals; the caption machine is also used for inputting and on-site making of 4K caption information and outputting a plurality of paths of 4K caption machine signals. The online packaging system can perform online special packaging on the 4K video signal.
The 4K switching station 21 is configured to receive the 4K video signal transmitted by the matrix module 20, switch and create the received 4K video signal on site, and output the created 4K video program signal to the 4K monitoring system 22, the 5G communication device 12, and the satellite relay device 13. Specifically, the formats of the above-described 4K video signal and 4K video program signal are both 12G SDI signals. In some embodiments, the 4K video signal and the 4K video program signal may also be in IP format.
In a specific implementation, the 4K switching station 21 includes multiple 4K video signal input channels and multiple 4K video signal output channels; the 4K switching station 21 receives the multiple 4K video signals through the multiple 4K video signal input channels, and performs on-site authoring and rebroadcasting on the received multiple 4K video signals to output 4K video program signals through the 4K video signal output channels.
The 4K monitoring system 22 is used for displaying 4K video program signals; the 4K monitoring system supports monitoring of multiple 4K video signals and simultaneous monitoring of the multiple 4K video signals on the same screen after being reduced.
In some embodiments, the 4K switching station supports a 4-channel 4K signal binding creation mode, and completes on-site creation of an 8K video carried on a 4-channel 4K video signal through the 4-channel 4K signal binding creation mode. That is, after the 8K video signal enters the 4K switching station, the 4K switching station binds each 4 channels of 4K video signal input channels into a group of synchronous processing and output, and finally the 4K switching station outputs a group of 8K video program signals composed of 4 channels of 4K signals.
In a specific implementation, in a 4-channel 4K signal binding production mode, an 8K video signal provided by an 8K high-speed camera can be received through a plurality of 4K video input ports included in a slow motion server, and the 8K slow motion video signal is output to a 4K switching station through a 4K video output port included in the slow motion server.
In some embodiments, the relay truck further comprises a call system; the call system comprises a plurality of call terminals; each call terminal has a broadcast call with all call terminals or a point-to-point call with a designated terminal. The communication system can provide the voice communication function of personnel at each station on the rebroadcasting car and outside the rebroadcasting car.
In some embodiments, the relay truck further comprises an 8K multichannel live recording system; the 8K multichannel on-site recording system is used for receiving multiple channels of 8K video signals through multiple channels of 8K ultrahigh-definition video input interfaces, collecting, compressing and encoding the received multiple channels of 8K video signals, and recording the processed 8K video signals into corresponding multiple 8K video files in real time.
Further, the relay truck further comprises a vehicle-mounted data center system; the vehicle-mounted data center system comprises a large-scale shared on-site storage system, a general high-performance operation server and network switching equipment; the vehicle-mounted data center system is used for providing synchronous reading and writing of multi-path 8K video files, providing calculation support required by a vehicle-mounted coding system and a post-production system, and providing general network exchange service of vehicle-mounted equipment.
In some embodiments, the relay truck further comprises an 8K ultra high definition video down-conversion device communicatively connected to the 8K switching station 10; the 8K ultra high definition video down-conversion device is used for down-converting the received 8K video program signal into a 4K ultra high definition video signal and outputting the 4K ultra high definition video signal. That is, the 8K ultra high definition video down-conversion apparatus may down-convert an 8K video signal into a 4K video signal.
In some embodiments, the relay truck further includes a 4K ultra high definition video up-conversion device connected to the 4K switching station 21; the 4K ultra-high-definition video up-conversion equipment is used for up-converting a received 4K video program signal into an 8K ultra-high-definition video signal and outputting the 8K ultra-high-definition video signal. That is, the 4K ultra high definition video down-conversion apparatus may up-convert a 4K video signal into an 8K video signal.
According to the 5G and 8K ultra-high-definition full-service rebroadcasting vehicle supporting satellite rebroadcasting, the vehicle not only has the on-site rebroadcasting production capacity of 8K and 4K ultra-high-definition programs, but also has the capacity of carrying out 8K and 4K ultra-high-definition program live broadcast through a 5G mobile communication network. Because the existing cable television network is not transformed on a large scale and does not have the capacity of transmitting 8K ultrahigh-definition video programs, the 8K ultrahigh-definition video can be conveniently transmitted to 5G mobile terminals all over the country through a 5G communication network through the 5G live broadcast capacity of the rebroadcast vehicle, and the method plays a great promoting role in the development of the 8K ultrahigh-definition video at the present stage. Meanwhile, the rebroadcasting vehicle also has the satellite rebroadcasting capability, so that the rebroadcasting of major activities or sports events can be completed by one vehicle without needing the cooperation of a television signal rebroadcasting vehicle and a satellite rebroadcasting vehicle in the prior art, and the complexity and the cost of program rebroadcasting are greatly reduced.
On the basis of the foregoing relay truck embodiment, another 5G and 8K ultra high definition all-service relay truck supporting satellite relay is provided in the embodiment of the present invention, as shown in fig. 3, the relay truck includes an 8K switching station 10, an 8K monitoring system 11, a 5G communication device 12, a satellite relay device 13, a matrix module 20, a 4K switching station 21, and a 4K monitoring system 22.
Specifically, the broadcast van further includes an audio production system 30; the audio production system 30 includes a plurality of audio input interfaces and a plurality of audio output interfaces; the audio production system 30 is configured to receive multiple audio signals through multiple audio input interfaces, perform switching, synthesis and field production processing on the multiple audio signals, and output the processed audio signals through multiple audio output interfaces; the audio production system 30 is also used for recording the received audio signals and recording the switched and produced multiple audio signals.
In a specific implementation, the audio producing system 30 is respectively in communication connection with the 8K switching station 10, the 4K switching station 21, the first embedding module 31 and the second embedding module 32; the 8K switching station 10 is configured to perform on-site creation on an 8K video signal of a specified channel in the received multiple paths of 8K video signals to obtain an 8K video program signal, send a channel number of the specified channel to the audio creation system 30, and send the 8K video program signal to the first embedding module 31.
The audio producing system 30 is configured to receive audio signals corresponding to multiple channels of 8K video signals received by the 8K switching station 10 and other audio signals of more multiple channels, perform switching, synthesis and on-site production on the audio signals to obtain a first audio, and send the first audio to the first embedding module 31; the first embedding module 31 embeds the first audio into the 8K video program signal and outputs the embedded 8K signal.
The 4K switching station 21 performs on-site creation on the 4K video signal of the target channel in the received multi-channel 4K video signals to obtain a 4K video program signal, and sends the 4K video program signal to the second embedding module 32. The audio producing system 30 is configured to receive audio signals corresponding to multiple paths of 4K video signals received by the 4K switching station and multiple paths of other audio signals, perform switching, synthesis and on-site production on the audio signals to obtain a second audio, and send the second audio to the second embedding module 32. The second embedding module 32 embeds the second audio into the 4K video program signal and outputs the embedded 4K signal.
In a specific implementation, the relay truck further includes an 8K video distribution amplifier 33 connected to the first embedding module 31, and a 4K video distribution amplifier 34 connected to the second embedding module 32. The embedded 8K signal is copied into multiple paths by the first embedding module 31 through the 8K video distribution amplifier 33, and the multiple paths are respectively sent to the 8K monitoring system 11, the 5G communication device 12, the satellite relay device 13 and the vehicle tail board.
The second embedding module 32 multiplexes the embedded 4K signal into multiple paths through the 4K video distribution amplifier 34, and sends the multiple paths to the 4K monitoring system 22, the 5G communication device 12, the satellite relay device 13, and the vehicle tail panel, respectively.
In the relay truck shown in fig. 3, the 8K signal source may provide an SDI format 8K video signal and transmit the SDI format 8K video signal to the 5G backpack, and then the 8K encoder in the 5G backpack encodes the SDI format 8K video signal and outputs the encoded signal to the 5G transmission device in the 5G backpack, the 5G transmission device transmits the encoded signal to the 5G terminal (corresponding to 5Gcpe in fig. 3) through the 5G mobile communication network, the 5G terminal transmits the encoded signal to the decoding server, the decoding server decodes the encoded signal and transmits the encoded signal to the ultra high definition IP-SDI converter 2 (corresponding to IPG2 in fig. 3) in the form of SDI signal, so that the IPG2 converts the received video signal into an IP format 8K video signal and transmits the IP format 8K video signal to the 8K switching station 10, and the 8K switching station may create the received 8K video signal, and sends the produced 8K video program signal to an ultra high definition IP-SDI converter 1 (equivalent to the IPG1 in fig. 3), so that the 8K video program signal in the IP format is converted into the 8K video program signal in the SDI format and then transmitted to the first embedding module 31.
The 8K signal source may also directly send an 8K video signal in an IP format to the 8K switching station, so that the 8K switching station performs on-site production on the received 8K video signal to obtain an 8K video program signal, and sends the 8K video program signal converted into an SDI format to the first embedding module 31. The 8K signal source may also send an IP format 8K video signal to the IPG1, where the 8K video signal includes an audio signal at the same time, the IPG1 may convert the IP format video signal into an SDI format 8K video signal, and the SDI format 8K video signal is de-embedded to obtain an audio signal separated from the 8K video signal and send the audio signal to the audio production system 30.
Likewise, the 4K signal source may provide a 4K video signal in SDI format and transmit the 4K video signal in SDI format to the 5G backpack, and then the 4K encoder in the 5G backpack encodes the 4K video signal in SDI format and outputs the encoded signal to the 5G transmission device in the 5G backpack, and the 5G transmission device outputs the encoded signal (the signal is in SDI format) to the matrix module 20. The 4K signal source may also directly send a 4K video signal in SDI format to the 4K switching station, where the 4K video signal includes both a video signal and an audio signal, and the 4K video signal in SDI format is subjected to de-embedding to obtain an audio signal separated from the 4K video signal, and the audio signal is sent to the audio producing system 30.
In specific implementation, the satellite relay equipment comprises 8K coding equipment, 4K coding equipment, signal frequency conversion modulation equipment, signal power amplification equipment and waveguide equipment; the 8K coding equipment is used for coding the received 8K video program signal to obtain an 8K ultra-high definition video TS (transport stream) signal and sending the 8K ultra-high definition video TS signal to the signal frequency conversion modulation equipment; the 4K coding device is used for coding the received 4K video program signal to obtain a 4K ultra-high definition video TS (transport stream) signal and sending the 4K ultra-high definition video TS signal to the signal frequency conversion modulation device; the signal frequency conversion modulation equipment is used for modulating and frequency converting the received 8K ultrahigh-definition video TS stream signal or 4K ultrahigh-definition video TS stream signal to obtain a processed TS stream signal and sending the processed TS stream signal to the signal power amplification equipment; the signal power amplification equipment is used for carrying out power amplification on the processed TS flow signal to obtain a power amplification signal and sending the power amplification signal to the waveguide equipment; the waveguide device is used for transmitting the power amplification signal to the satellite transmitting antenna, so that the satellite transmitting antenna transmits the power amplification signal to a satellite for being forwarded by a transponder on the satellite.
Specifically, the above-mentioned 5G communication device 12 further includes an 8K encoding device, a 4K encoding device, and a 5G terminal (equivalent to 5Gcpe in fig. 3); the 8K coding equipment is used for coding the received 8K video program signal and sending the coded signal to the 5G terminal for outputting; the 4K coding device is used for coding the received 4K video program signal and sending the coded signal to the 5G terminal.
The 5G and 8K ultra-high-definition full-service rebroadcasting vehicle supporting satellite rebroadcasting can be used for making and retransmitting field programs through a wireless communication network and a satellite transmission link. The relay broadcasting vehicle comprises an 8K switching station based on a VOIP protocol and a plurality of paths of 4K switching stations based on SDI signal link, can simultaneously produce two paths of different 8K programs and 4K programs, and can also use the 4K switching stations as backup equipment of the 8K switching stations. The ultra-high-definition full-service relay car can receive video signals collected by the camera through a wireless communication network, support the encoding of programs into video code streams with different resolutions such as 8K ultra-high definition, 4K ultra-high definition, high definition and the like, transmit the video code streams to a playing terminal through the wireless communication network and a content distribution network, and transmit the programs through a satellite transmission link. The ultrahigh-definition live video broadcast is carried out through the wireless communication network, the number of connecting cables is greatly reduced, and the programs which are manufactured are transmitted through the wireless communication network and the satellite transmission link, so that the programs can be more conveniently transmitted to the playing terminal.
Under the current situation, due to the fact that the data volume of the 8K/4K ultrahigh-definition video signals is large, the IP protocol is adopted in many application occasions to transmit the 8K/4K ultrahigh-definition video signals, and when some equipment does not support the 8K/4K ultrahigh-definition video signals in the IP format, the video signals in the IP format can be converted into the video signals in the SDI format through the ultrahigh-definition IP-SDI converter. Meanwhile, the ultra-high definition IP-SDI converter may also convert a video signal in SDI format into a video signal in IP format.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (15)
1. A 5G and 8K ultra high definition full service relay truck supporting satellite relay, said relay truck comprising: the system comprises an 8K switching station, an 8K monitoring system, 5G communication equipment and satellite rebroadcasting equipment, wherein the 8K monitoring system, the 5G communication equipment and the satellite rebroadcasting equipment are connected with the 8K switching station;
the 8K switching station is used for 8K video signals, switching and on-site making are carried out on the received 8K video signals, and 8K video program signals are output; the 8K video program signal is output to the 8K monitoring system, the 5G communication equipment and the satellite broadcasting equipment;
the 8K monitoring system is used for 8K video program signals; the 8K monitoring system supports monitoring of multiple paths of 8K video signals and simultaneously monitors the multiple paths of 8K video signals on the same screen after being reduced;
the 5G communication equipment comprises a first 8K video input interface and 5G mobile communication network transmission equipment; the 5G communication device is configured to: receiving the 8K video program signal through the first 8K video input interface, and encoding the 8K video program signal so as to output the encoded 8K video program signal through the 5G mobile communication network transmission equipment;
the satellite relay broadcasting equipment comprises a second 8K video input interface and a satellite transmitting antenna; the satellite relay device is used for: and receiving 8K video program signals through the second 8K video input interface, encoding the 8K video program signals, and forwarding the encoded 8K video program signals to a satellite television receiving terminal through the satellite transmitting antenna and the on-orbit communication transponder.
2. The relay truck according to claim 1, characterized in that it further comprises a matrix module, a 4K switching station and a 4K monitoring system connected in sequence;
the matrix module comprises a plurality of paths of 4K video signal input ports and a plurality of paths of 4K video signal output ports; the matrix module receives a plurality of paths of 4K video signals through the plurality of paths of 4K video signal input ports, and outputs the plurality of paths of 4K video signals to the 4K switching table through the plurality of paths of 4K video signal output ports; the matrix module is also used for outputting one path of 4K video signals of one path of specified 4K video signal input port through one or more paths of specified 4K video signal output ports;
the 4K switching station is used for receiving the 4K video signals transmitted by the matrix module, switching and on-site making the received 4K video signals, and outputting the made 4K video program signals to the 4K monitoring system and the 5G communication equipment;
the 4K monitoring system is used for displaying the 4K video program signals; the 4K monitoring system supports monitoring of multiple paths of 4K video signals and supports simultaneous monitoring of the multiple paths of 4K video signals on the same screen after being reduced.
3. The relay truck according to claim 2, further comprising a satellite relay device; the 4K switching station is connected with the satellite rebroadcasting equipment, and the 4K switching station outputs the made 4K video program signals to the satellite rebroadcasting equipment.
4. The relay truck according to claim 1, further comprising an audio production system;
the audio production system comprises a plurality of audio input interfaces and a plurality of audio output interfaces; the audio production system is used for receiving multi-channel audio signals through the multi-channel audio input interface, carrying out switching, synthesis and field production processing on the multi-channel audio signals, and outputting the processed audio signals through the multi-channel audio output interface; the audio production system is also used for recording the received audio signals and recording the switched and produced multi-channel audio signals.
5. The relay truck according to claim 4, wherein the audio production system is communicatively connected to the 8K switching station, the 4K switching station, the first embedding module and the second embedding module, respectively;
the 8K switching station is used for carrying out site production on 8K video signals of a specified channel in the received multipath 8K video signals to obtain 8K video program signals, sending the channel serial number of the specified channel to the audio production system and sending the 8K video program signals to the first embedding module;
the audio making system is used for receiving audio signals corresponding to the multiple paths of 8K video signals received by the 8K switching station and the channel serial number of the appointed channel, switching, synthesizing and making the audio signals corresponding to the channel serial number of the appointed channel on site to obtain first audio, and sending the first audio to the first embedding module;
the first embedding module embeds the first audio into the 8K video program signal and outputs the embedded 8K signal;
the 4K switching station carries out on-site production on a 4K video signal of a target channel in the received multi-channel 4K video signals to obtain a 4K video program signal, sends a channel serial number of the target channel to the audio production system, and sends the 4K video program signal to the second embedding module;
the audio making system is used for receiving audio signals corresponding to the multi-channel 4K video signals received by the 4K switching station and the channel serial number of the target channel, switching, synthesizing and making the audio signals corresponding to the channel serial number of the target channel on site to obtain second audio, and sending the second audio to the second embedding module;
and the second embedding module embeds the second audio into the 4K video program signal and outputs the embedded 4K signal.
6. The relay truck according to claim 5, further comprising an 8K video distribution amplifier and a 4K video distribution amplifier;
the first embedding module copies the embedded 8K signals into multiple paths through the 8K video distribution amplifier and respectively sends the multiple paths of the embedded 8K signals to the 8K monitoring system, the 5G communication equipment, the satellite relay equipment and the vehicle tail board;
and the second embedding module is used for duplicating the embedded 4K signals into multiple paths through the 4K video distribution amplifier and respectively sending the multiple paths to a 4K monitoring system, the 5G communication equipment, satellite relay equipment and a vehicle tail board.
7. The relay truck according to claim 1, further comprising a telephony system;
the call system comprises a plurality of call terminals; and each call terminal carries out broadcast call with all the call terminals or carries out point-to-point call with a designated terminal.
8. The relay truck according to claim 1, further comprising an 8K multichannel live listing system;
the 8K multichannel on-site recording system is used for receiving a plurality of channels of 8K video signals through a plurality of channels of 8K ultrahigh-definition video input interfaces, collecting and compressing and encoding the received plurality of channels of 8K video signals, and recording the processed 8K video signals into a plurality of corresponding 8K video files in real time.
9. The relay truck according to any one of claims 1-8, further comprising an on-board data center system;
the vehicle-mounted data center system comprises a large-scale shared on-site storage system, a general high-performance operation server and network switching equipment; the vehicle-mounted data center system is used for providing synchronous reading and writing of multi-path 8K video files, providing calculation support required by a vehicle-mounted coding system and a post-production system, and providing general network exchange service of vehicle-mounted equipment.
10. The relay truck according to claim 1, wherein the 8K video signals received by the 8K switching station include a plurality of: the video signal that 8K camera gathered, the 8K caption machine signal of caption machine output, the 8K slow motion video signal of slow motion server output and the 8K online packing signal of online packaging system output.
11. The relay truck according to claim 2, wherein the 4K video signals received by the matrix module include a plurality of: the video signal that 4K camera gathered, the 4K caption machine signal of caption machine output, the 4K slow motion video signal of slow motion server output and the online packing signal of 4K of online packaging system output.
12. The relay truck according to claim 2, wherein the 4K switching station supports a 4-channel 4K signal binding production mode, and field production of 8K video carried on 4-channel 4K video signals is completed through the 4-channel 4K signal binding production mode.
13. The relay truck according to claim 1, further comprising an 8K ultra high definition video down-conversion device communicatively connected to said 8K switching station;
the 8K ultra high definition video down-conversion device is used for down-converting the received 8K video program signal into a 4K ultra high definition video signal.
14. The relay truck according to claim 2, further comprising a 4K ultra high definition video up-conversion device connected to the 4K switching station;
the 4K ultra-high-definition video up-conversion equipment is used for up-converting the received 4K video program signal into an 8K ultra-high-definition video signal.
15. The relay truck according to claim 3, wherein the satellite relay equipment comprises 8K coding equipment, 4K coding equipment, signal frequency conversion modulation equipment, signal power amplification equipment and waveguide equipment;
the 8K coding device is used for coding the received 8K video program signal to obtain an 8K ultra high definition video TS (transport stream) signal and sending the 8K ultra high definition video TS signal to the signal frequency conversion modulation device;
the 4K coding device is used for coding the received 4K video program signal to obtain a 4K ultra high definition video TS stream signal and sending the 4K ultra high definition video TS stream signal to the signal frequency conversion modulation device;
the signal frequency conversion modulation equipment is used for modulating and frequency converting the received 8K ultra-high definition video TS stream signal or the received 4K ultra-high definition video TS stream signal to obtain a processed TS stream signal, and sending the processed TS stream signal to the signal power amplification equipment;
the signal power amplification equipment is used for carrying out power amplification on the processed TS flow signal to obtain a power amplification signal and sending the power amplification signal to the waveguide equipment;
the waveguide device is used for transmitting the power amplification signal to a satellite transmitting antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123440302.5U CN216819966U (en) | 2021-12-31 | 2021-12-31 | Support clear full service relay car of 5G and 8K superelevation of satellite relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123440302.5U CN216819966U (en) | 2021-12-31 | 2021-12-31 | Support clear full service relay car of 5G and 8K superelevation of satellite relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216819966U true CN216819966U (en) | 2022-06-24 |
Family
ID=82062265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123440302.5U Active CN216819966U (en) | 2021-12-31 | 2021-12-31 | Support clear full service relay car of 5G and 8K superelevation of satellite relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216819966U (en) |
-
2021
- 2021-12-31 CN CN202123440302.5U patent/CN216819966U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114286022A (en) | Support direct broadcast of 5G's 8K super high definition video full service rebroadcasting car | |
| US7542511B2 (en) | Wireless RF link for uncompressed transmission of HDTV signals | |
| CN111726700A (en) | Video relay system and video receiving system | |
| CN106804014A (en) | A kind of medium living broadcast method based on 4G wireless private networks | |
| WO2014162713A1 (en) | Ip uncompressed video encoder and decoder | |
| CN102291399B (en) | Streaming media switching platform | |
| CN213094332U (en) | Rebroadcasting vehicle and cloud rebroadcasting vehicle | |
| CN113507574A (en) | System for processing and playing ultrahigh-definition video | |
| Dambacher | Digital Terrestrial Television Broadcasting: Designs, Systems and Operation | |
| CN101547341B (en) | Method and device for realizing intercommunication of video monitoring system and video service system | |
| CN202095010U (en) | 3rd generation (3G) or 4th generation (4G) television live broadcast vehicle with base station | |
| CN105007114A (en) | Dual-mode satellite mobile broadcast system with two-channel return link, and transmission method | |
| CN216819966U (en) | Support clear full service relay car of 5G and 8K superelevation of satellite relay | |
| CN112672223B (en) | High-reliability distribution method for ultra-high definition video satellite transmission | |
| CN104410869B (en) | Cloud broadcast system, mixing broadcast system and cloud broadcasting method | |
| CN213186288U (en) | Video live broadcast system | |
| CN115938373A (en) | Audio transmission coding and decoding processing method and system for manned aircraft and ground station | |
| CN213693842U (en) | Video rebroadcasting system | |
| CN211266898U (en) | Tally-based multi-channel high-definition video wireless transmission system | |
| CN101810005A (en) | Method of transmitting, to heterogeneous terminals and via a TDM/TDMA type multiplexing infrastructure, layered multimedia contents, and associated processing device and decoder | |
| CN202043215U (en) | Mobile live broadcast car | |
| CN216565377U (en) | Dual-switching-table heterogeneous multi-backup ultrahigh-definition video relay truck | |
| CN101742253A (en) | Microwave digital image transmission system for mobile command of power emergency repair work | |
| CN114302061B (en) | 8K and 4K synchronous mixed manufactured ultra-high definition video rebroadcasting vehicle and rebroadcasting method | |
| CN111770065A (en) | Uplink transmission method and downlink transmission method of ultra-high definition video signal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |