CN112911406B - Broadcast type internet service distribution method, system and core network subsystem - Google Patents

Broadcast type internet service distribution method, system and core network subsystem Download PDF

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CN112911406B
CN112911406B CN202110304997.XA CN202110304997A CN112911406B CN 112911406 B CN112911406 B CN 112911406B CN 202110304997 A CN202110304997 A CN 202110304997A CN 112911406 B CN112911406 B CN 112911406B
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processing mode
transmission
broadcast
core network
information content
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CN112911406A (en
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归宇
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Guoan Jiuzhou Network Communication Co ltd
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Guoan Jiuzhou Network Communication Co ltd
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    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
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Abstract

The invention discloses a broadcast internet service distribution method, a system and a core network subsystem, which comprises the core network subsystem receiving a service request from a terminal system, the core network subsystem executing a first processing mode according to the service request, then sending information content processed by the first processing mode to a target transmission system, the core network subsystem generating a control signaling according to the service request and sending the control signaling to the terminal system, the terminal system executing a second processing mode according to the control signaling, and forwarding the information content processed by the second processing mode to a terminal user. The invention has the advantages of providing reliable, active and low-cost information sources for users on the basis of deploying networks in a large range and at low cost, and flexibly scheduling the information contents to be transmitted without setting the splitting and transmission modes of the information contents in advance.

Description

Broadcast type internet service distribution method, system and core network subsystem
[ field of technology ]
The invention relates to the technical field of information transmission, in particular to a broadcast type internet service distribution method and system.
[ background Art ]
The broadcast internet integrates the broadcast communication technology, the internet communication/cellular mobile communication technology, various local area networks and other access technologies, provides high-speed data service for users, and utilizes the content security broadcast control advantage of broadcast television and the service openness advantage of the internet.
The information content provided by the Internet is fragmented, the information screening capability of the user is limited, and the Internet technology on the market at present is firstly incapable of effectively helping the user to audit and control the content and incapable of eliminating false and harmful content on the Internet; secondly, the splitting and transmission modes of the information content in the broadcasting internet technology on the market at present are fixedly arranged in advance, and flexible scheduling of the information content to be transmitted cannot be performed.
[ invention ]
In order to solve the problems, the invention provides a broadcast type internet service distribution method and a system.
In order to solve the technical problems, the invention is solved by the following technical scheme:
a broadcast type Internet service distribution method comprises the following steps:
the core network subsystem receives a service request from the terminal system;
the core network subsystem executes a first processing mode according to the service request, and then sends the information content processed by the first processing mode to a target transmission system;
the core network subsystem generates a control signaling according to the service request and sends the control signaling to the terminal system;
and the terminal system executes a second processing mode according to the control signaling, and secondarily forwards the information content processed by the second processing mode to the terminal user.
Optionally, the method further comprises the steps of:
and the terminal system executes a third processing mode, reports the information content processed by the third processing mode to the core network subsystem through the target transmission system, and provides feedback for the core network subsystem to execute the first processing mode and generate control signaling.
Optionally, the first processing mode includes user demand analysis, information content decomposition, information content packaging, information level adjustment, information format adjustment, transmission resource allocation and network transmission status analysis.
Optionally, the second processing mode includes receiving information content of the target transmission system, and re-aggregating the information content according to an aggregation mode defined by the control signaling.
Optionally, the method further comprises the steps of:
the core network subsystem adapts the target transmission system, and the adaptation mode comprises one or more of information format adaptation, transmission mode adaptation, encryption and decryption adaptation and charging adaptation.
Optionally, the target transmission system includes a unidirectional transmission subsystem and a bidirectional transmission subsystem.
Optionally, the unidirectional transmission subsystem comprises one or more of a cable television network, a wireless television network, a frequency modulation broadcast network and a satellite broadcast network.
Optionally, the bidirectional transmission subsystem includes one or more of a wired internet system, a mobile communication network system, a satellite bidirectional communication network system and a cluster communication network system.
Further, the invention also provides a core network subsystem, which comprises a broadcast television side and an internet side, wherein the broadcast television side comprises a broadcast television side server, a broadcast service TS stream and a broadcast internet service adapter, the internet side comprises an internet side server, the broadcast television side server is respectively connected with the internet side server and the broadcast internet service adapter, and the broadcast television side server and the internet side server are connected through a special network.
Further, the invention also provides a broadcasting type internet service distribution system, which comprises a core network platform layer, a transmission layer and a terminal access layer;
the core network platform layer is used for receiving a service request from the terminal access layer, executing a first processing mode according to the service request and generating a control signaling, then sending the information content processed by the first processing mode to the transmission layer, and sending the control signaling to the terminal access layer;
the transmission layer is used for transmitting various data;
and the terminal access layer is used for executing a second processing mode according to the control signaling and secondarily forwarding the information content processed by the second processing mode to the terminal user.
Further, the present invention also provides a computer device comprising a memory storing a computer program and a processor running the computer program to implement the steps of the broadcast internet service distribution method as described above.
Further, the present invention also provides a computer readable storage medium having stored thereon computer instructions which when executed by a processor implement the steps of the broadcast internet service distribution method as described above.
The invention has the following beneficial effects:
according to the technical scheme, the core network subsystem can analyze the content of the transmission information, the user demand, the network transmission state and other information, analyze and split the information content to be transmitted, schedule the resources of various unidirectional transmission subsystems and bidirectional transmission subsystems, and command the terminal system to re-gather the transmitted information content and secondarily distribute the information content to the terminal user in a control signaling mode. The advantages of the existing various unidirectional broadcast communication systems and bidirectional communication systems are utilized, so that users are effectively helped to audit and control contents, and false and harmful contents on the Internet are removed. As a novel network construction and application mode, the splitting and transmission modes of the required information content do not need to be set in advance, and reliable, active and low-cost information sources are provided for users on the basis of deploying the network in a large scale and at low cost, so that the information content to be transmitted is flexibly scheduled.
Furthermore, the invention provides a computer device comprising a memory and a processor, the memory storing a computer program, the processor implementing the method of any of the above when executing the computer program.
Meanwhile, the present invention also provides a computer-readable storage medium, on which a computer program is stored, which when executed by a processor, implements the method of any one of the above.
These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings. The best mode or means of the present invention will be described in detail with reference to the accompanying drawings, but is not limited to the technical scheme of the present invention. In addition, these features, elements, and components are shown in plural in each of the following and drawings, and are labeled with different symbols or numerals for convenience of description, but each denote a component of the same or similar construction or function.
[ description of the drawings ]
The invention is further described below with reference to the accompanying drawings:
FIG. 1 is a flow chart of a broadcast Internet service distribution method;
fig. 2 is a schematic diagram of a broadcast internet service distribution method and system.
[ detailed description ] of the invention
The technical solutions of the embodiments of the present invention will be explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present invention.
Reference in the specification to "one embodiment" or "an example" means that a particular feature, structure, or characteristic described in connection with the embodiment itself can be included in at least one embodiment of the present patent disclosure. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment.
Embodiment one:
as shown in fig. 1, this embodiment provides a broadcast internet service distribution method, which includes the following steps: the core network subsystem receives the service request from the terminal system, and executes a first processing mode according to the service request, wherein the first processing mode comprises user demand analysis, information content decomposition, information content packaging, information level adjustment, information format adjustment, transmission resource allocation and network transmission state analysis, and then the information content processed by the first processing mode is sent to the target transmission system.
The core network subsystem generates control signaling according to the service request and sends the control signaling to the terminal system, the terminal system executes a second processing mode according to the control signaling, the second processing mode comprises receiving information content of the target transmission system, re-aggregating the information content according to an aggregation mode defined by the control signaling, and then secondarily forwarding the information content processed by the second processing mode to the terminal user.
Specifically, the convergence mode defined by the control signaling comprises three main functional modules of recording, slicing and on-demand server distribution. In addition, the system also has a plurality of functional modules of disk space management, review program effectiveness maintenance, error file fragment timing checking, EPG updating management, time automatic synchronization, APP interface, error log and the like to cooperate.
Specifically, the information content processed in the second processing mode is transmitted to the terminal user in an IP transmission mode through the secondary distribution network. The transmission form of the secondary distribution comprises a wired local area network, a wireless local area network and various private local area networks.
Specifically, the terminal system supports an N6 interface protocol of a 5G core network UPF service network element, and the terminal system is used as a mobile edge computing network element of the 5G network.
The method also comprises the steps of: the terminal system executes a third processing mode, wherein the third processing mode comprises the steps of collecting a user connection state, collecting client requirements, the type of transmission information, the statistical distribution of the requirements of the transmission information and the network transmission state, reporting the information content processed by the third processing mode to the core network subsystem through the target transmission system, and providing feedback for the core network subsystem to execute the first processing mode and generate control signaling, so that a closed loop for the transmission of the control information is formed between the core network subsystem and the terminal system.
The target transmission system comprises a unidirectional transmission subsystem and a bidirectional transmission subsystem. The unidirectional transmission subsystem comprises one or more of a cable television network, a wireless television network, a frequency modulation broadcast network and a satellite broadcast network. One or more broadcast transmission modes can be adopted to construct a unidirectional transmission subsystem at the same time, and the core network subsystem can perform centralized and unified scheduling on various unidirectional transmission resources. The bidirectional transmission subsystem comprises one or more of a wired internet system, a mobile communication network system, a satellite bidirectional communication network system and a cluster communication network system. One or more bidirectional transmission modes can be adopted to construct a bidirectional transmission subsystem at the same time, and the core network subsystem can perform centralized and unified scheduling on various bidirectional transmission resources.
The method also comprises the steps of: the core network subsystem adapts the target transmission system, and the adaptation mode comprises one or more of information format adaptation, transmission mode adaptation, encryption and decryption adaptation and charging adaptation. The core network subsystem is adapted to various unidirectional transmission subsystems, and the unidirectional transmission subsystems comprise digital transmission modes such as broadcast television audio and video broadcasting, data pushing and the like; the one-way transmission subsystem supports the functions of more flexible authentication, conditional access, decryption, charging and the like for broadcast transmission signals by utilizing the two-way transmission subsystem. The program source of the live program can be a broadcast service TS stream at the front end of the broadcast television, and the programs of a plurality of channels are contained.
As an optional implementation manner of this embodiment, the terminal system receives the control signaling of the core network subsystem, performs secondary transcoding on the audio and video format of the unidirectional transmission subsystem channel and the audio and video format of the bidirectional transmission subsystem according to the control signaling, and provides the indiscriminate audio and video service for the terminal in a unified standard format. The control signaling dynamically adjusts the format of the transcoding according to the transmission state of the forwarding network and the service requirements of different terminals. Specifically, the terminal system extracts a corresponding channel stream in a broadcast service TS stream according to program configuration in a control signaling, and the video and audio coding mode corresponding to the channel is in a format of non-H.264+ACC (such as video AVS, AVS+, audio DRA and the like required by national standards), so that transcoding is required to be performed to obtain a stream in the H.264+AAC format; if the video and audio coding mode corresponding to the channel meets the format requirement of H.264+AAC, the demultiplexing operation can be configured; generating multiple local program streams and transmitting the multiple local program streams to a streaming media server module.
As an optional implementation manner of this embodiment, the terminal system analyzes, merges and optimizes the information content of the received unidirectional transmission subsystem and the bidirectional transmission subsystem according to the control signaling sent by the core network subsystem, and performs IP conversion and analysis on the received non-IP TS broadcast information; aiming at different service characteristics, integrating broadcast information with common characteristics and bidirectional communication data with individual characteristics; the bidirectional transmission subsystem is utilized to carry out processing such as error correction and packet supplementing on transmission errors in the unidirectional transmission subsystem, so that the utilization efficiency of the communication bandwidth is improved; the unidirectional transmission subsystem is utilized to provide basic public welfare service, and then the bidirectional transmission subsystem is utilized to provide high-quality value-added service, so that the social benefit and economic benefit of the operation network are improved.
As an optional implementation manner of the embodiment, according to the coverage conditions of the unidirectional transmission subsystem and the bidirectional transmission subsystem, the splitting and converging modes of the information content can be flexibly adjusted. For the area which is not well covered by the unidirectional transmission subsystem, the information content merging and converging mode of the area is dynamically adjusted in the control signaling, and the bidirectional transmission subsystem is more depended on to transmit the information content. Similarly, for the area with poor coverage of the bidirectional transmission subsystem, a mode of dynamically adjusting information content combination and then aggregation in the control signaling is also needed, and more information is transmitted in the unidirectional transmission subsystem channel. The manner in which the information content is combined and aggregated is defined in control signaling, in which the control information is different, in different areas, in different terminals and in different time periods.
As an optional implementation manner of this embodiment, specifically, the terminal system collects the signal fed back by the user and the load condition of network transmission, where the above information content is reported to the core network subsystem through the target transmission system, and the core network subsystem ranks the video content formats, transmits the basic definition service in the unidirectional transmission subsystem channel, and provides the incremental definition service through the bidirectional transmission subsystem channel. Specifically, the core network subsystem performs statistical analysis on service types reported by the terminal system, wherein the service types comprise hot content, equipment upgrading content and the like, and then the processed information content is automatically transmitted in a broadcasting mode. The dividing and converging modes of the information content are defined and issued in the control signaling, different terminal systems may receive different control signaling, and the terminal systems do not need to set in advance what type of information content or transmission mode is received, but rather perform information convergence according to the received control signaling.
Embodiment two:
as shown in fig. 2, this embodiment provides a core network subsystem, including broadcast television side and internet side, broadcast television side includes broadcast television side server, broadcast service TS stream and broadcast internet service adapter, and the internet side includes internet side server, and broadcast television side server is connected with internet side server and broadcast internet service adapter respectively, and broadcast television side server and internet side server are connected through private network, have adopted this kind of divided mode to improve the security.
The embodiment also provides a broadcast type internet service distribution system, which comprises a core network platform layer, a transmission layer and a terminal access layer; the core network platform layer is used for receiving a service request from the terminal access layer, executing a first processing mode according to the service request and generating a control signaling, then sending the information content processed by the first processing mode to the transmission layer, and sending the control signaling to the terminal access layer; the transmission layer is used for transmitting various data; and the terminal access layer is used for executing a second processing mode according to the control signaling and secondarily forwarding the information content processed by the second processing mode to the terminal user.
As an optional implementation manner of this embodiment, the terminal access layer includes a terminal access node, an audio/video line and a terminal, where the terminal access node is connected to the terminal, the transmission layer and the core network platform layer, and the terminal access node is connected to the terminal through the audio/video line, and the terminal includes a television, a tablet computer, a mobile phone and so on.
The terminal access layer is a central link of various services and data interaction, is a main source of terminal acquisition service, and is an object of remote signaling control and operation maintenance function of the core network platform layer. The terminal access layer includes a variety of physical interfaces, software interfaces, and functional services to support the complex workflow of the broadcast internet service distribution system. The terminal access layer is distributed in the whole coverage area of the broadcast internet service distribution system, such as a bus subway, a building, an outdoor station board, personal carry-on space and the like, and provides wide service access for the terminal.
As an optional implementation manner of this embodiment, the contents of the terminal access layer and the core network platform layer are kept updated synchronously, the core network platform layer is deployed in the operator room, the core network platform layer and a large number of terminal access layers keep control signaling communication, and the transmission contents of the transmission layer are arranged, edited and transmitted according to the real-time service state of the terminal access layer. The terminal access layer supports adding, editing and deleting local information service contents on a local network page, and the local added information service contents can be uploaded through a local area network.
Embodiment III:
the embodiment of the invention also provides a computer readable storage medium, which stores a computer program for executing the steps of the method. The specific execution sequence of each step is detailed in the above embodiments, and is not repeated herein.
Further, an embodiment of the present invention also provides a computer device, including a memory and a processor, where the memory stores a computer program, and the processor implements the method in any embodiment described above when executing the computer program. Those skilled in the art will appreciate that implementing all or part of the processes in the methods of the embodiments described above may be accomplished by computer programs to instruct related hardware. Accordingly, the computer program may be stored in a non-volatile computer readable storage medium, which when executed, performs the method according to any one of the embodiments described above. Any reference to memory, storage, database, or other medium used in the various embodiments provided herein may include non-volatile and/or volatile memory. The nonvolatile memory can include Read Only Memory (ROM), programmable ROM (PROM), electrically Programmable ROM (EPROM), electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronous Link DRAM (SLDRAM), memory bus direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), among others.
The above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and it should be understood by those skilled in the art that the present invention includes but is not limited to the accompanying drawings and the description of the above specific embodiment. Any modifications which do not depart from the functional and structural principles of the present invention are intended to be included within the scope of the appended claims.

Claims (10)

1. A broadcast internet service distribution method, comprising the steps of:
the core network subsystem receives a service request from the terminal system;
the core network subsystem executes a first processing mode according to the service request, wherein the first processing mode comprises user demand analysis, information content decomposition, information content packaging, information level adjustment, information format adjustment, transmission resource allocation and network transmission state analysis, and then the information content processed by the first processing mode is sent to a target transmission system;
the core network subsystem generates a control signaling according to the service request and sends the control signaling to the terminal system;
and the terminal system executes a second processing mode according to the control signaling, wherein the second processing mode comprises the steps of receiving the information content of the target transmission system, re-aggregating the information content according to an aggregation mode defined by the control signaling, and secondarily forwarding the information content processed by the second processing mode to the terminal user.
2. The broadcast internet service distribution method as claimed in claim 1, further comprising the steps of:
the terminal system executes a third processing mode, wherein the third processing mode comprises a user connection state collection, a client requirement collection, a type of transmission information, a requirement statistical distribution of transmission information and a network transmission state, information content processed by the third processing mode is reported to the core network subsystem through the target transmission system, and feedback is provided for the core network subsystem to execute the first processing mode and generate control signaling.
3. The broadcast internet service distribution method as claimed in claim 1, further comprising the steps of:
the core network subsystem adapts the target transmission system, and the adaptation mode comprises one or more of information format adaptation, transmission mode adaptation, encryption and decryption adaptation and charging adaptation.
4. The broadcast internet service distribution method as claimed in claim 1, wherein,
the target transmission system comprises a unidirectional transmission subsystem and a bidirectional transmission subsystem.
5. The broadcast internet service distribution method as recited in claim 4, wherein,
the unidirectional transmission subsystem comprises one or more of a cable television network, a wireless television network, a frequency modulation broadcasting network and a satellite broadcasting network.
6. The broadcast internet service distribution method as recited in claim 4, wherein,
the bidirectional transmission subsystem comprises one or more of a wired internet system, a mobile communication network system, a satellite bidirectional communication network system and a cluster communication network system.
7. A core network subsystem for implementing the broadcast internet service distribution method according to claim 1 or 3, comprising a broadcast side and an internet side, wherein the broadcast side comprises a broadcast side server, a broadcast service TS stream and a broadcast internet service adapter, the internet side comprises an internet side server, the broadcast side server is respectively connected with the internet side server and the broadcast internet service adapter, and the broadcast side server and the internet side server are connected through a private network.
8. The broadcast type internet service distribution system is characterized by comprising a core network platform layer, a transmission layer and a terminal access layer;
the core network platform layer is used for receiving a service request from the terminal access layer, executing a first processing mode and generating a control signaling according to the service request, wherein the first processing mode comprises user demand analysis, information content decomposition, information content packaging, information grade adjustment, information format adjustment, transmission resource allocation and network transmission state analysis, and then sending the information content processed by the first processing mode to the transmission layer, and sending the control signaling to the terminal access layer;
the transmission layer is used for transmitting various data;
and the terminal access layer is used for executing a second processing mode according to the control signaling, wherein the second processing mode comprises the steps of receiving the information content of the target transmission system, re-aggregating the information content according to an aggregation mode defined by the control signaling, and secondarily forwarding the information content processed by the second processing mode to the terminal user.
9. A computer device comprising a memory and a processor, the memory storing a computer program, characterized in that the processor implements the method of any one of claims 1 to 6 when executing the computer program.
10. A computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the method of any one of claims 1 to 6.
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