CN213094332U - Rebroadcasting vehicle and cloud rebroadcasting vehicle - Google Patents
Rebroadcasting vehicle and cloud rebroadcasting vehicle Download PDFInfo
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- CN213094332U CN213094332U CN202120444422.3U CN202120444422U CN213094332U CN 213094332 U CN213094332 U CN 213094332U CN 202120444422 U CN202120444422 U CN 202120444422U CN 213094332 U CN213094332 U CN 213094332U
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Abstract
The utility model provides a rebroadcasting car comprises vehicle, radio cassette recorder, encoder, synchronous ware and signal transceiver for the video signal's of multichannel camera radio cassette recorder, code and retransmission. The utility model also provides a cloud relaying car, including relaying car and cloud platform, relaying car and cloud platform pass through internet access, the relaying car is used for the radio-recorder of the video signal of multichannel camera, code and retransmission, the code signal that the cloud platform retransmitted to the relaying car of receiving is directed and is made. The rebroadcasting vehicle and the cloud rebroadcasting vehicle are small in size and low in cost.
Description
Technical Field
The utility model relates to a relaying technical field, more specifically relates to a relaying car and cloud relaying car.
Background
The conventional rebroadcast car utilizes equipment on the rebroadcast car to perform on-site programming. When the sports event, the concert and other activities are rebroadcast, the traditional rebroadcast vehicle needs to be driven to the site to produce programs, the site staff collects the programs, the program guide and the program production can be completed on the vehicle body, and then the programs are transmitted back to the television station to be broadcast. The traditional rebroadcasting car mainly comprises a car body, a video system, an audio system, a slow motion playback system, a two-way call system, a transmission system and the like. From broadcasting to broadcasting, the cost is high, one 4K ultra-high definition marathon game is rebroadcast, and the actual rebroadcast cost is about 70 ten thousand. A 16 channel 4K conventional rebroadcast car currently sells at a price of about 3 to 5 million. When a rebroadcast vehicle is upgraded, such as from high definition to 4K, or from 4K to 8K, all video equipment and interfaces on the vehicle need to be replaced, in effect, a new vehicle is reassembled.
The traditional rebroadcasting vehicle equipment has limited computing capability and storage capability, adopts the traditional baseband equipment and is difficult to combine with new technologies such as AI, big data, 5G and the like.
In order to produce a broadcast signal, a broadcast signal production team must go to a program shooting site to produce the broadcast signal, and a sufficient space is required in the broadcast vehicle for at least 5 workers to use, so that a vehicle body of the conventional broadcast vehicle must be large enough. In addition, the labor cost and the traffic cost of the manufacturer to the shooting site are high.
In summary, the conventional relay truck is expensive, the depreciation cost of upgrading and updating is very high, and the technology upgrading speed is slow. The labor cost of program production is high, and the program production is not easy to combine with a new technology.
Disclosure of Invention
In view of the above problems, the present invention is to provide a low-cost and small-sized relay truck and a cloud relay truck.
According to an aspect of the utility model, a rebroadcast car is provided, comprises vehicle, radio cassette recorder, encoder, synchronizer and signal transceiver for the video signal's of multichannel camera radio cassette recorder, coding and retransmission, radio cassette recorder, encoder, synchronizer and signal transceiver set up in the vehicle, the radio cassette recorder is used for receiving and saves the video signal of multichannel camera, the encoder encodes the video signal of every way camera, generates multichannel coded signal, the synchronizer is right multichannel coded signal carries out the clock time service, signal transceiver is used for receiving and sending coded signal.
The relay station is characterized in that the encoder encodes the video signal of each camera into a plurality of encoded signals with different delays and different resolutions.
The relay truck is characterized in that the encoder comprises a plurality of encoders, and the delay and the resolution of the encoded signals output by different encoders are different.
The relay truck, wherein the synchronizer comprises one or more of a GPS and NTP server.
The utility model also provides a cloud relaying car, including above-mentioned relaying car and cloud platform, relaying car and cloud platform pass through internet access, the relaying car is used for the radio-recorder of the video signal of multichannel camera, encodes and transmits, the code signal that the cloud platform forwarded the relaying car of receiving carries out the director preparation.
The cloud relay broadcasting vehicle is characterized in that the cloud platform sends a scheduling instruction to the corresponding camera through the coded signal with the lowest time delay, the scheduling instruction comprises an identifier of the camera corresponding to each frame, the cloud platform conducts broadcast guiding manufacture on the coded signal with the lowest time delay, conducts broadcast guiding manufacture on the coded signal meeting the resolution requirement of the client according to the manufacture information of the coded signal with the lowest time delay, and issues the coded signal meeting the resolution requirement after the broadcast guiding manufacture to the client.
The cloud relay station comprises a plurality of cameras, wherein the cameras comprise cameras with fixed machine positions and cameras with movable machine positions, the cameras with the fixed machine positions refer to the cameras which are fixed relative to the shooting scene direction, and the cameras with the movable machine positions refer to the cameras which are not fixed relative to the shooting scene direction.
The cloud relay station vehicle further comprises a mobile encoder, the mobile encoder is used for encoding the camera of the mobile station and transmitting the encoded signal to the relay station vehicle or the cloud platform.
The cloud relay broadcasting vehicle is characterized in that the cloud relay broadcasting vehicle is used for manufacturing high-definition videos, 4k videos or 8k videos by replacing the radio recorder and the encoder.
The cloud relay van is characterized in that baseband transmission or/and IP transmission is performed between the camera and the radio cassette recorder, between the camera and the encoder and between the encoder and the signal transceiver.
The rebroadcasting vehicle does not comprise video and audio production equipment, only comprises a vehicle, a radio recorder, an encoder, a synchronizer and a signal transceiver, and has small volume and low cost. The cloud rebroadcasting vehicle can record, encode, receive and send the encoded signals through the rebroadcasting vehicle, can be manufactured through a cloud platform cloud rebroadcasting, can be manufactured through a radio recorder in an off-line mode, is low in manufacturing cost, can be used for remotely and simultaneously manufacturing videos of a plurality of shooting scenes by a plurality of people, and enables the rebroadcasting cost to be reduced.
Drawings
Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:
fig. 1 is a schematic view of a block diagram of the relay truck according to the present invention;
fig. 2 is a schematic diagram of a block diagram of the cloud relay cart according to the present invention.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 is a schematic diagram of a constitution block diagram of a relay truck, as shown in fig. 1, the relay truck 1 is used for recording, encoding and forwarding video signals of a multichannel camera 10, and is composed of a vehicle 11, a recorder 12, an encoder 13, a synchronizer 14 and a signal transceiver 15, the recorder, the encoder, the synchronizer and the signal transceiver are arranged in the vehicle, the recorder is used for receiving and storing the video signals of the multichannel camera, the encoder encodes the video signals of each channel of camera to generate multichannel encoded signals, the synchronizer is used for carrying out clock time service on the multichannel encoded signals, and the signal transceiver is used for sending the encoded signals after the clock time service.
In one embodiment, the encoder encodes the video signal of each camera into a plurality of encoded signals of different delays and different resolutions.
In one embodiment, the encoder includes a plurality of encoders, and the encoded signals output by different encoders differ in delay and resolution.
In one embodiment, the synchronizer includes one or more of a GPS and NTP server.
The function such as the shooting of video signal, radio and recorder is mainly accomplished to the relay truck owner to the function is uploaded to the code of newly-increased signal, does not include the equipment of video, audio preparation, for example, does not include equipment on traditional relay trucks such as video system, audio system, slow motion playback system, two-way conversation system, need not make on-the-spot on relay truck to the video, has reduced personnel's cost, compares with traditional relay truck, the utility model discloses the relay truck automobile body reduces to 1/4 of current relay truck, the utility model discloses a relay truck only carries equipment such as shooting, code, signal transceiver, radio and recorder, cable, stand-by power supply, accessory, carries out the code transmission to video signal, and is with low costs, small, and video signal after the code transmits to local relay station or cloud relay station and makes.
In one embodiment, the baseband transmission or/and IP transmission is performed between the camera and the radio cassette recorder, between the camera and the encoder, and between the encoder and the signal transceiver.
In one embodiment, the relay truck is provided with a first interface for connecting the camera with the radio cassette recorder, a second interface for connecting the camera with the encoder and a third interface for connecting the encoder with the signal transceiver
Rebroadcasting car of rebroadcasting car can direct high definition video, 4k video and 8k video through changing first interface, radio cassette recorder, second interface and encoder, combining cloud directing broadcast platform or/and local directing broadcast platform, and the upgrading is updated conveniently, and the upgrading is fast, depreciation with low costs.
In one embodiment, the vehicle includes power supply equipment, cabinets, cable winches, lockers, equipment accessories, and the like; the signal transceiver comprises a gateway (5G/4G aggregation gateway) and a stream pushing device, wherein the gateway is used for uploading the coded signals, the signal transceiver also comprises WiFi, and the signal transceiver also comprises a stream pulling device, and the uploaded coded signals are pulled down from the cloud platform for monitoring.
The foregoing embodiments show the main components of the relay truck, but the present invention is not limited thereto, and may further include a monitor for monitoring the encoded signal of the uploaded cloud platform.
Fig. 2 is a schematic diagram of a constitution block diagram of the cloud relay car, as shown in fig. 1, the cloud relay car, relay car 1 and cloud platform 2 including above-mentioned each embodiment, relay car 1 and cloud platform 2 pass through network connection, radio recording, code and the retransmission of the video signal that relay car 1 is used for the multichannel camera, cloud platform 2 carries out the guide preparation to the coded signal that received relay car forwarded.
In one embodiment, the cloud platform sends a scheduling instruction to a corresponding camera through a lowest-delay coded signal, where the scheduling instruction includes an identifier of the camera corresponding to each frame of picture, that is, which camera is selected to play the picture shot by which frame, the cloud platform performs the director making on the lowest-delay coded signal, performs the director making on the coded signal meeting the resolution requirement of the client according to the making information of the lowest-delay coded signal, and issues the coded signal meeting the resolution requirement after the director making to the client.
In one embodiment, the multiple cameras include a fixed-position camera, which is fixed with respect to the direction of the scene being captured, and a mobile-position camera, which is not fixed with respect to the direction of the scene being captured.
Optionally, the cloud relay car further includes a mobile encoder 3, which encodes the camera of the mobile station, and transmits the encoded signal to the relay car or the cloud platform through 5G/4G/Wifi, for example, the mobile encoder and the 5G/4G transmission module form a 5G/4G backpack (e.g., a 5G-4K backpack), and the encoded signal is transmitted to the cloud platform or the cloud relay car through the 5G base station, or transmitted to the cloud relay car through Wifi.
In one embodiment, the relay truck is provided with a first interface for connecting the camera with the radio cassette recorder, a second interface for connecting the camera with the encoder, and a third interface for connecting the encoder with the signal transceiver.
In one embodiment, the cloud broadcasting van can broadcast and produce high-definition video, 4k video or 8k video by replacing the recorder and the encoder.
Optionally, the relay car produces a high-definition video, a 4k video or an 8k video by replacing the first interface, the radio cassette recorder, the second interface and the encoder in combination with the cloud platform director.
In one embodiment, the baseband transmission or/and IP transmission is performed between the camera and the radio cassette recorder, between the camera and the encoder, and between the encoder and the signal transceiver.
In one embodiment, the cloud relay vehicle is a high-definition cloud relay vehicle, and the first interface and the second interface are 3G-SDI baseband transmission interfaces.
In one embodiment, the cloud relay vehicle is a 4K cloud relay vehicle, and the first interface and the second interface are 12G-SDI baseband transmission interfaces.
In one embodiment, the cloud relay vehicle is an 8K cloud relay vehicle, and the first interface and the second interface are 4 × 12G-SDI baseband transmission interfaces, that is, because devices such as an encoder cannot transmit through 1 interface support 48G, the first interface and the second interface each include four parallel 12G-SDI baseband transmission interfaces.
In one embodiment, the cloud relay vehicle is an IP transport cloud relay vehicle, the first interface and the second interface are optical network ports, and the optical network ports are 25G, 50G or 100G optical network ports.
Cloud relaying car is except baseband transmission, can also carry out IP transmission. Present rebroadcasting car upgrades to 4K from the high definition and can only buy new car, because the equipment of directing broadcasting (control cabinet, monitor etc.) of current rebroadcasting car can't reach the 4K standard, and the equipment that will change is very many, consequently updates usually, needs all equipment to change, the utility model discloses a cloud rebroadcasting car, encoder and radio cassette recorder generally are 1U to 4U's size, only change other unnecessary changes of encoder and radio cassette recorder.
Cloud relaying car mainly divides two parts, and one is the cloud platform for video instructor in broadcasting or live, one is vehicle-mounted system and relays the car promptly, and the work of mutually supporting of two parts accomplishes video signal relaying function, and replaces current traditional relaying car mode completely, can increase new functions such as interdynamic, AI, 5G, reaches the effect of replacing and upgrading.
The cloud platform mainly completes program production functions of directing, scheduling, caption, packaging, slow motion and the like, and finally the produced signals are transmitted back to a studio or a master controller of a television station/media fusion center for further processing. Or the signal is distributed to the user for direct viewing.
When a cloud platform rebroadcasting signal of the cloud rebroadcasting vehicle is produced, only the rebroadcasting vehicle and a shooting team arrive at the site, a camera signal shot by a shooting person is transmitted to the rebroadcasting vehicle through a cable, the signal of a fixed station is recorded, and simultaneously, a video signal is subjected to time service by an encoder and an NTP server to serve as frame synchronization information, a time code is added to a frame or a TS stream, and the frame or the TS stream is uploaded to a broadcasting/live broadcasting system on the cloud platform after being coded by AVS3, AVS2, 265, 264 and the like. The video signal of the camera of the mobile station is encoded by a mobile encoder, time service is carried out by an NTP server, the time code is added into a frame or TS stream to be uploaded to a broadcasting/live broadcasting system on a cloud platform after being encoded by AVS3, AVS2, 265, 264 and the like or uploaded to the broadcasting/live broadcasting system on the cloud platform through a broadcasting vehicle. The director team does not need to arrive at the scene, and the signal production is carried out remotely through the director/live broadcast system on the cloud platform. The signals recorded by the recorder can also be uploaded to a cloud platform for remote production and use, such as collection, film cutting and the like.
The cloud relay broadcasting vehicle of the utility model removes the huge directing station, monitor, caption machine and other devices on the prior relay broadcasting vehicle, all the operations are put in the cloud, the producer does not need to be restricted by the relay broadcasting vehicle, the vehicle body can be reduced to 1/4, the cost of the whole vehicle is low, and the cost performance is high; because the personnel can not arrive at the site, the site manufacturing cost of travelling and the like is saved, the cost is low, the remote manufacturing can be realized, and a plurality of people can simultaneously manufacture. Taking the example of rebroadcasting a 4K ultra-high-definition marathon game, the actual rebroadcasting cost is about 70 thousands of RMB from rebroadcasting to broadcasting by using a traditional rebroadcasting vehicle; by using the cloud rebroadcasting vehicle, the actual rebroadcasting cost is about 35 ten RMB, and nearly half of the actual rebroadcasting cost is saved. The use cost is low, field manufacturing personnel can be reduced, the regeneration can be realized, the old can be used, only relevant equipment is updated, and parts such as a vehicle body, a transmitting and receiving system and the like do not need to be updated; the service modes are various, the butt joint of new technologies such as 5G, big data, AI, interaction and the like is easy, and new media applications such as multi-view angles and the like can be manufactured.
While the foregoing disclosure shows illustrative embodiments of the invention, it should be noted that various changes and modifications could be made herein without departing from the scope of the invention as defined by the appended claims. Furthermore, although elements of the invention may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
Claims (9)
1. The rebroadcasting vehicle is characterized by comprising a vehicle, a radio cassette recorder, an encoder, a synchronizer and a signal transceiver, and is used for recording, encoding and forwarding video signals of multiple cameras, wherein the radio cassette recorder, the encoder, the synchronizer and the signal transceiver are arranged in the vehicle, the radio cassette recorder is used for receiving and storing the video signals of the multiple cameras, the encoder encodes the video signals of each camera to generate multiple encoded signals, the synchronizer is used for carrying out clock time service on the multiple encoded signals, and the signal transceiver is used for receiving and transmitting the encoded signals.
2. The relay truck according to claim 1, wherein the encoder encodes the video signal of each camera into a plurality of encoded signals of different delays and different resolutions.
3. The relay truck according to claim 2, wherein the encoder comprises a plurality of encoders, and wherein the encoded signals output by different encoders differ in delay and resolution.
4. The relay truck of claim 1, wherein the synchronizer comprises one or more of a GPS and NTP server.
5. A cloud relay broadcasting vehicle, characterized by comprising the relay broadcasting vehicle and a cloud platform of any one of claims 1 to 4, wherein the relay broadcasting vehicle and the cloud platform are connected through a network, the relay broadcasting vehicle is used for recording, encoding and forwarding video signals of multiple paths of cameras, and the cloud platform is used for conducting broadcast making on received encoded signals forwarded by the relay broadcasting vehicle.
6. The vehicle of claim 5, wherein the plurality of cameras comprise a fixed-position camera and a mobile-position camera, the fixed-position camera is a camera fixed relative to a direction of a scene to be photographed, and the mobile-position camera is a camera unfixed relative to the direction of the scene to be photographed.
7. The cloud relay cart of claim 6, further comprising a mobile encoder for encoding a camera of the mobile station and transmitting the encoded signal to the relay cart or the cloud platform.
8. The cloud relay cart of claim 6, wherein said cloud relay cart produces high definition video, 4k video, or 8k video by replacing a recorder and an encoder.
9. The cloud broadcasting vehicle of claim 6, wherein baseband transmission or/and IP transmission is performed between the camera and the radio cassette recorder, between the camera and the encoder, and between the encoder and the signal transceiver.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120444422.3U CN213094332U (en) | 2021-03-02 | 2021-03-02 | Rebroadcasting vehicle and cloud rebroadcasting vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120444422.3U CN213094332U (en) | 2021-03-02 | 2021-03-02 | Rebroadcasting vehicle and cloud rebroadcasting vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113301270A (en) * | 2021-05-24 | 2021-08-24 | 北京壹思达惟信息技术有限公司 | System and method for synchronously transmitting cloud rebroadcast signals |
| CN113507574A (en) * | 2021-06-15 | 2021-10-15 | 中央广播电视总台 | System for processing and playing ultrahigh-definition video |
| CN114286023A (en) * | 2021-12-31 | 2022-04-05 | 北京中联合超高清协同技术中心有限公司 | 8K ultra-high-definition rebroadcasting vehicle supporting multi-scene multi-mode switching and rebroadcasting method |
| CN114630142A (en) * | 2022-05-12 | 2022-06-14 | 北京汇智云科技有限公司 | Large-scale sports meeting rebroadcast signal scheduling method and broadcasting production system |
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2021
- 2021-03-02 CN CN202120444422.3U patent/CN213094332U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113301270A (en) * | 2021-05-24 | 2021-08-24 | 北京壹思达惟信息技术有限公司 | System and method for synchronously transmitting cloud rebroadcast signals |
| CN113301270B (en) * | 2021-05-24 | 2023-03-21 | 北京壹思达惟信息技术有限公司 | System and method for synchronously transmitting cloud rebroadcast signals |
| CN113507574A (en) * | 2021-06-15 | 2021-10-15 | 中央广播电视总台 | System for processing and playing ultrahigh-definition video |
| CN114286023A (en) * | 2021-12-31 | 2022-04-05 | 北京中联合超高清协同技术中心有限公司 | 8K ultra-high-definition rebroadcasting vehicle supporting multi-scene multi-mode switching and rebroadcasting method |
| CN114286023B (en) * | 2021-12-31 | 2023-08-29 | 北京中联合超高清协同技术中心有限公司 | 8K ultra-high definition rebroadcasting vehicle supporting multi-scene multi-mode switching and rebroadcasting method |
| CN114630142A (en) * | 2022-05-12 | 2022-06-14 | 北京汇智云科技有限公司 | Large-scale sports meeting rebroadcast signal scheduling method and broadcasting production system |
| CN114630142B (en) * | 2022-05-12 | 2022-07-29 | 北京汇智云科技有限公司 | Large-scale sports meeting rebroadcast signal scheduling method and broadcasting production system |
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