CN110267356B - Digital film release projection system based on 5G network - Google Patents
Digital film release projection system based on 5G network Download PDFInfo
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- CN110267356B CN110267356B CN201910407580.9A CN201910407580A CN110267356B CN 110267356 B CN110267356 B CN 110267356B CN 201910407580 A CN201910407580 A CN 201910407580A CN 110267356 B CN110267356 B CN 110267356B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- H—ELECTRICITY
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- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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Abstract
A digital cinema distribution projection system based on a 5G network, comprising: the server receives a content request from the client and sends a digital copy file to the integrated service platform node through analyzing a request message; the comprehensive service platform node is connected with the service end through the Internet, is used for storing a digital copy file issued by the service end and is connected with a local core network through the Internet; the local core network is used for transmitting data between the integrated service platform node and the client, and comprises a content distribution server and a 5G core network, wherein the content distribution server is connected with the 5G core network through a user edge router of an operator bearing network, and the 5G core network is also connected with a local 5G base station; and the client is connected with the local 5G base station and used for sending a content request to the server and receiving the digital copy file through a local core network. The invention can reduce the transmission cost from the remote service terminal to the user terminal and maintain high-speed and stable transmission.
Description
Technical Field
The invention relates to the technical field of digital film distribution, in particular to a digital film distribution and projection system.
Background
With the development of the film industry and the increase of the well-blowout type entertainment demand, the traditional digital film copy issuing mode has the problems of limited daily issuing quantity, inflexible issuing means and the like. Typically, a movie with a duration of 120min will reach a size of 200GB or more, and include multiple versions such as 2D, 3D, IMAX, macroscreen, etc. If a distributor plans to distribute a movie to theaters in various cities across the country using physical storage as a medium, about 2000 digital copies are required, totaling about 60 to 80 ten thousand yuan, with a large amount of work and low economic cost. In consideration of time cost, the period of disk mailing fluctuates widely between an online city and a remote area, and there is a risk of copyright leakage. If satellite transmission is used, it generally takes 6 hours to complete a transmission, which may result in data loss if severe weather is encountered, and additional requests for additional packets of data via an internet connection are required, which will certainly reduce transmission efficiency.
On the other hand, as can be seen from the current development situation of smart cities at home and abroad, the bottleneck problem of insufficient IP address resources in the Internet of things is not neglected, so that internet experts in China use foreign concepts and technologies for reference, an IPV9 protocol concept is provided, exploration and research for over ten years are carried out, finally breakthrough and substantial progress is achieved, and at present, related theories and technologies are developed and gradually popularized and commercialized. The IPV9 is no longer just a concept, a noun, but a core supporting technology for future network standards with proprietary intellectual property labels in our country. In the long run, the characteristics of rich address resources, high network bandwidth, high security and the like of the IPV9 undoubtedly provide a whole set of brand new innovative technical scheme for the development of new generation internet of things and for the intelligent network construction of cities.
Currently in the cinema field, the network still employs the conventional IPV4 technology. With the development of intelligent cities, the conventional IPV4 network technology has failed to satisfy the requirements of intelligence due to the problems of security and address, etc., and the IPV6 has not been popularized effectively due to insufficient compatibility. Cinema, a nationwide network entity, can be intelligentized by means of a new generation of internet technology IPV 9.
Disclosure of Invention
The purpose of the invention is realized by the following technical scheme.
The invention aims to provide a digital film issuing and showing method under a new generation network, and the method for solving the problems of digital film network issuing and showing mainly comprises the following two steps: firstly, a new generation network is adopted as a means for transmitting data at different places, so that the transmission cost from a different place service terminal to a local 5G core network can be reduced, and high-speed and stable transmission is kept; secondly, the 5G base station is used as a medium for local data transmission, so that the data transmission speed from the local 5G core network to the user terminal can be improved.
Specifically, the invention provides a digital movie distribution and projection system based on a 5G network, which comprises: the server receives a content request from the client and sends a digital copy file to the integrated service platform node through analyzing a request message; the comprehensive service platform node is connected with the service end through the Internet, is used for storing a digital copy file issued by the service end and is connected with a local core network through the Internet; the local core network is used for transmitting data between the integrated service platform node and the client, and comprises a content distribution server and a 5G core network, wherein the content distribution server is connected with the 5G core network through a user edge router of an operator bearing network, and the 5G core network is also connected with a local 5G base station; and the client is connected with the local 5G base station and used for sending a content request to the server and receiving the digital copy file through a local core network.
Preferably, the service end comprises a movie digital program management platform, a storage server and a tera dual-stack router, the tera dual-stack router is compatible with two protocol stacks of IPv4 and IPv9, and the movie digital program management platform is connected to the tera dual-stack router through a connecting optical fiber channel.
Preferably, the storage server is a disk array RAID-based secure slice source library for storing the digital cinema source master.
Preferably, there are two integrated service platform nodes, and both the two integrated service platform nodes are connected with the server side through an IPv9 network.
Preferably, each integrated service platform node comprises a video server and a gigabit dual-stack router, the outlet of the integrated service platform node is from an IPv9 network to an IPv4 network, and the compatibility of IPv9 and IPv4 is realized through the tunnel encapsulation of IPv9over IPv 4.
Preferably, the configuration mode of each integrated service platform node includes: configuring IPv9 addresses of network ports of the video server and the router; setting mapping rules of IPv4 and IPv9 protocol stacks of routers; adding and managing a tunnel connected with a remote IPv4 address; and setting the tunnel entrance/exit address to the IPv9 message, and sending the encapsulated data message along the tunnel link.
Preferably, the local core network further includes a router, where the router receives an IPv9 data packet from an integrated service platform node, unpacks the IPv9 data packet, and stores data content on the content distribution server.
Preferably, the user edge router of the local operator carrier network receives the IPv4 data packet from the content distribution server, and forwards the data packet to the 5G core network.
Preferably, the 5G core network is configured in a transmission loop networking manner in which the core ring is nested into the aggregation ring, and the aggregation ring is further nested into the access ring, and the access ring is connected to the local 5G base station.
Preferably, the client accesses the 5G CPE through a network cable, and receives a signal of the 5G local base station by configuring the 5G CPE as a micro base station.
The invention has the advantages that: the digital film issuing and showing scheme based on the 5G network can effectively solve the problem of limited user bandwidth, and meanwhile, the digital film issuing and showing scheme can configure an address which can be accessed by an external network and transmitted at high speed for a film management server of each cinema by combining with a new generation of internet, so that the real-time resource distribution, box office income and equipment condition can be uniformly monitored. In addition, in the network charge part, the local 5G core network and the CDN server are utilized to effectively reduce the monthly rental charge on a special line of a special network.
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Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 shows the overall networking structure of a digital cinema distribution projection system based on a 5G network;
fig. 2 shows a service-side access scheme of a digital cinema distribution presentation system based on a 5G network;
FIG. 3 shows a local core network design for a 5G network based digital cinema distribution projection system;
fig. 4 shows a client access scheme of a digital cinema distribution projection system based on a 5G network;
fig. 5 shows a hardware device configuration of a movie hall of a digital cinema distribution projection system based on a 5G network.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The invention discloses a digital film release projection system based on a 5G network, which comprises a system networking scheme based on the 5G network, release and projection clients, service terminals and 5G related equipment, and is suitable for setting urban hospital lines, rural hospital lines, on-demand hospital lines and personal family and political party military teaching systems. Specifically, as shown in fig. 1, the digital cinema distribution and projection system based on the 5G network provided by the present invention includes:
the server receives a content request from the client and sends a digital copy file to the integrated service platform node through analyzing a request message;
the comprehensive service platform node is connected with the service end through the Internet, is used for storing a digital copy file issued by the service end and is connected with a local core network through the Internet;
the local core network is used for transmitting data between the integrated service platform node and the client, and comprises a content distribution server and a 5G core network, wherein the content distribution server is connected with the 5G core network through a user edge router of an operator bearing network, and the 5G core network is also connected with a local 5G base station;
and the client is connected with the local 5G base station and used for sending a content request to the server and receiving the digital copy file through a local core network.
The invention provides a digital film issuing and showing method under a new generation network, which mainly solves the problems of digital film network issuing and showing and comprises the following two steps: firstly, a new generation network is adopted as a means for transmitting data at different places, so that the transmission cost from a different place service terminal to a local 5G core network can be reduced, and high-speed and stable transmission is kept; secondly, the 5G base station is used as a medium for local data transmission, so that the data transmission speed from the local 5G core network to the user terminal can be improved.
As shown in fig. 1 and fig. 2, the hardware structure and the work flow of the server are as follows:
in terms of hardware, the service end comprises a movie digital program management platform, a storage server and a tera dual-stack router, the tera dual-stack router is compatible with two protocol stacks of IPv4 and IPv9, and the movie digital program management platform is connected to the tera dual-stack router through a connecting optical fiber channel.
A1: firstly, the movie digital program service management platform is used as a server to receive a content request from a client, and is responsible for issuing movies and programs to the integrated service platform node by analyzing a request message.
The server is located in a film digital program center and consists of a film digital program management platform and a tera dual-stack router, wherein the film digital program management platform is a large-capacity storage server cluster embedded with a storage management software system. The main hardware devices are:
ten thousand dual-stack router: the film digital program management platform is compatible with two protocol stacks of IPv4 and IPv9, and mainly reaches a backbone router of the control node through a connecting optical fiber channel;
the storage server: the disk array RAID-based security film source bank is mainly used for storing digital film source mother plates DSM of various versions (such as 2D, 3D, 2K, 4K and the like) and sizes (such as macroscreen, IMAX, common view, wide view and the like) of a film digital program management center;
storage management system: responsible for managing the distribution of the film copies and keys of a plurality of cinemas, the supervision of showing, the statistics of earnings and the like;
a2: in terms of hardware, each integrated service platform node comprises a video server and a gigabit dual-stack router, an outlet of each integrated service platform node is from an IPv9 network to an IPv4 network, and compatibility of IPv9 and IPv4 is achieved through tunnel encapsulation of IPv9over IPv 4. The integrated service platform node is connected with the server through the Internet, is used for storing the digital copy file issued by the server, and is connected with the local core network through the Internet.
The comprehensive service platform node is connected with the movie digital program service management platform through a new generation of internet, and the node is a core transfer station of the region and is responsible for storing digital copy files issued by the movie digital program service management platform and processing access requests from other adjacent regions.
The two integrated service platform nodes are respectively positioned at the A place and the B place, are connected with a server of a movie digital program management center through an IPv9 network and are core transfer stations of a local area. The content request from site B can access the video server at site B and also access the distribution platform of the digital program management center of site a. The integrated service platform node is also composed of two parts, namely a video server and a gigabit dual-stack router.
A3: and the server network outlet is connected with other routers deployed in different places and a CDN content delivery server through a new generation network.
The exit of the integrated service platform node is from an IPv9 network to an IPv4 network, and the compatibility of IPv9 and IPv4 is realized through the tunnel encapsulation of IPv9over IPv 4. The main configuration modes are as follows:
IPv9 addresses configuring video server and router portals;
setting mapping rules of the IPv4 and IPv9 protocol stacks of the routers;
adding and managing tunnels connected to remote IPv4 addresses;
setting the tunnel entrance/exit address to the IPv9 message, and sending the encapsulated data message along the tunnel link;
as shown in fig. 1 and fig. 3, the local core network is used for transmitting data between the integrated service platform node and the client, and includes a content distribution server and a 5G core network, where the content distribution server is connected to the 5G core network through a user edge router of an operator bearer network, and the 5G core network is further connected to a local 5G base station. The local core network further comprises a router, wherein the router receives the IPv9 data message from the integrated service platform node, unpacks the IPv9 data message and stores the data content on the content distribution server. The hardware structure and the working flow of the local core network in the invention are as follows: b1: the local core network is provided with an interface facing a service end and a network, and mainly comprises a router with the speed reaching G level and a CDN content distribution server, and all content requests from the local are finally processed by the content distribution server through the local core network, so that data can flow locally.
A content distribution network CDN is arranged at the edge of a 5G core network subordinate to a local operator and mainly comprises two parts, namely a content distribution server and a router with the transmission rate reaching the G level. The router receives IPv9 data messages from the integrated service platform node, needs to unpack the data messages and stores the data content on a local content distribution server.
B2: the content distribution network is connected to the 5G core network through the customer edge routers of the carrier's carrier network.
The user edge router of the local operator bearing network receives the IPv4 data message from the local content delivery network CDN and forwards the data message to the 5G core network.
B3: the local 5G core network is directly connected with the local 5G base station.
The 5G core network is connected with the local base station and mainly comprises three parts, namely MME, PTN and SEA-GW:
the MME is a signaling entity, mainly responsible for mobility management, bearer management, authentication and authentication of the user, selection of SGW and PGW, etc.;
PTN is a packet transport network, an optical transport network architecture and specific technology;
SEA-GW is a combination of SGW and PGW, SGW is a serving gateway, PGW is a PDN gateway, both of which are important network elements in the EPC;
as shown in fig. 1 and 4, the client is connected to the local 5G base station, and is configured to send a content request to the server and receive the digital copy file through the local core network. The hardware structure and the working process of the client side are as follows:
c1: the 5G core network is configured in a transmission loop networking mode that the core ring is sleeved into the convergence ring, and the convergence ring is sleeved into the access ring.
The transmission loop networking is based on that a core ring is sleeved into a convergence ring, and the convergence ring is sleeved into an access ring, and mainly comprises the following components:
core ring: the PTN equipment is responsible for uniformly receiving or transmitting the PTN equipment to the 5G core network;
a convergent ring: the core ring is positioned between the core ring and the access ring and is responsible for completing the exchange and scheduling of services from the access to the core;
access ring: the system is responsible for hanging down the 5G base station;
c2: the access ring is connected with a local 5G base station. The local 5G base station is a hybrid network of an eNB and a gNB, the eNB and the gNB are commonly connected with a user equipment UE and an evolved core network EPC, and the eNB and the gNB are connected through an X2 interface.
C3: by configuring the 5G CPE as a micro base station to receive the 5G base station signal, the user terminal equipment can directly access the CPE by using the network cable. The cinema connects the subnet of each cinema hall under the cinema flag with the external network through the 5G CPE.
CPE: a terminal access device for receiving 5G signals mainly has the function of converting high-speed 5G signals into WiFi signals and is also responsible for accessing communication devices such as terminal devices and routers on a user side.
As shown in fig. 5, the movie hall hardware devices and the workflow connected to the client in the present invention are as follows:
16 portgigabit router: interconnection and access services can be provided for a plurality of terminal devices and a network at the same time;
20T storage Server: serves the receiving work of the film hall, acts as an hourglass function and is mainly used for temporarily storing the digital film copy to be shown;
digital cinema management system TMS: the system for carrying out comprehensive key management, content management and showing control on cinema showing work supports the operations of receiving movie resources, inserting advertisements before showing, butting a ticketing system, distributing and managing movie hall schedules and the like, and a Ubuntu 14.04 system desktop edition is embedded inside the system, so that the visual operation is facilitated;
the play control server: the system is responsible for receiving the digital film copy, analyzing the key and controlling the showing process;
others: including main channel and secondary woofers, surround sound, power amplifiers, cinema curtains, laser projectors, and so forth.
The digital film issuing and showing scheme based on the 5G network can effectively solve the problem of limited user bandwidth, and meanwhile, the digital film issuing and showing scheme can configure an address which can be accessed by an external network and transmitted at high speed for the film management server of each cinema by combining with the new generation of Internet, so that the real-time resource distribution, box office income and equipment condition can be uniformly monitored. In addition, in the network charge part, the local 5G core network and the CDN server are utilized to effectively reduce the monthly rental charge on a special line of a special network.
The above description is only for the preferred 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 appended claims.
Claims (9)
1. A digital cinema distribution projection system based on a 5G network, comprising:
the server receives a content request from the client and sends a digital copy file to the integrated service platform node through analyzing a request message;
the comprehensive service platform node is connected with the service end through the Internet, is used for storing a digital copy file issued by the service end and is connected with a local core network through the Internet;
the local core network is used for transmitting data between the integrated service platform node and the client, and comprises a content distribution server and a 5G core network, wherein the content distribution server is connected with the 5G core network through a user edge router of an operator bearing network, the 5G core network is also connected with a local 5G base station, the 5G core network is configured in a mode that a convergence ring is sleeved in the core ring, the convergence ring is sleeved in a transmission loop networking mode of an access ring, and the access ring is connected with the local 5G base station;
and the client is connected with the local 5G base station and used for sending a content request to the server and receiving the digital copy file through a local core network.
2. The digital cinema distribution and projection system based on the 5G network as claimed in claim 1,
the server side comprises a film digital program management platform, a storage server and a tera dual-stack router, the tera dual-stack router is compatible with an IPv4 protocol stack and an IPv9 protocol stack, and the film digital program management platform is connected to the tera dual-stack router through a connecting optical fiber channel.
3. The digital cinema distribution and projection system based on the 5G network according to claim 2,
the storage server is a disk array RAID-based security film source bank and is used for storing a digital movie source mother board.
4. The digital cinema distribution and projection system based on the 5G network as claimed in claim 1,
and two integrated service platform nodes are connected with the server side through an IPv9 network.
5. The digital cinema distribution and projection system based on the 5G network according to claim 4,
each integrated service platform node comprises a video server and a gigabit dual-stack router, an outlet of each integrated service platform node is from an IPv9 network to an IPv4 network, and compatibility of IPv9 and IPv4 is achieved through tunnel encapsulation of IPv9over IPv 4.
6. The digital cinema distribution and projection system based on the 5G network as claimed in claim 5,
the configuration mode of each integrated service platform node comprises the following steps: configuring IPv9 addresses of network ports of the video server and the router; setting mapping rules of IPv4 and IPv9 protocol stacks of routers; adding and managing a tunnel connected with a remote IPv4 address; and setting the tunnel entrance/exit address to the IPv9 message, and sending the encapsulated data message along the tunnel link.
7. The digital cinema distribution and projection system based on the 5G network as claimed in claim 1,
the local core network further comprises a router, wherein the router receives the IPv9 data message from the integrated service platform node, unpacks the IPv9 data message and stores data content on the content distribution server.
8. The digital cinema distribution and projection system based on the 5G network according to claim 7,
the user edge router of the local operator bearing network receives the IPv4 data message from the content distribution server and forwards the data message to the 5G core network.
9. The digital cinema distribution and projection system based on the 5G network as claimed in claim 1,
the client is accessed to the 5G CPE through a network cable, and the 5G CPE is configured to serve as a micro base station to receive signals of the 5G local base station.
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| CN112035212A (en) * | 2020-08-24 | 2020-12-04 | 广州数祺数字科技有限公司 | Cinema special effect regulation and control method and device based on 5G, computer equipment and storage medium |
| CN112469067B (en) * | 2020-10-27 | 2024-04-02 | 中国信息通信研究院 | Method and system for monitoring network batch service flow |
| CN115174999B (en) * | 2022-05-25 | 2023-12-19 | 楼培德 | Real 4K home theater 5G network on-demand system based on future network |
| CN115174955B (en) * | 2022-05-25 | 2023-11-17 | 楼培德 | Digital cinema nationwide high-speed distribution system based on future network |
| CN115174998A (en) * | 2022-05-25 | 2022-10-11 | 楼培德 | Future network-based broadcast system of real 4K home theater broadband metropolitan area network |
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| BR112018012185B1 (en) * | 2015-12-28 | 2024-03-12 | Nec Corporation | RADIO TERMINAL, METHOD IN A RADIO TERMINAL, NON-TRANSIENT COMPUTER READABLE MEDIUM AND RADIO STATION |
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| CN106603889A (en) * | 2017-02-08 | 2017-04-26 | 广州波视信息科技股份有限公司 | Ultra high-definition VR solid-state delayer based on FPGA chip |
| US10601710B2 (en) * | 2017-03-15 | 2020-03-24 | Qualcomm Incorporated | IP level multipath protocol |
| CN108667949B (en) * | 2018-03-15 | 2022-02-25 | 楼培德 | Digital film issuing and showing system based on novel network and working method thereof |
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