CN105847731A - Bidirectional broadband access and interaction demand system based on LTE and coaxial cable - Google Patents
Bidirectional broadband access and interaction demand system based on LTE and coaxial cable Download PDFInfo
- Publication number
- CN105847731A CN105847731A CN201610213322.3A CN201610213322A CN105847731A CN 105847731 A CN105847731 A CN 105847731A CN 201610213322 A CN201610213322 A CN 201610213322A CN 105847731 A CN105847731 A CN 105847731A
- Authority
- CN
- China
- Prior art keywords
- lte
- coaxial cable
- top box
- interactive vod
- broadband access
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
- H04N7/106—Adaptations for transmission by electrical cable for domestic distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/437—Interfacing the upstream path of the transmission network, e.g. for transmitting client requests to a VOD server
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6131—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via a mobile phone network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
- H04N21/6181—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via a mobile phone network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
Abstract
The invention relates to a bidirectional broadband access and interaction demand system based on LTE and a coaxial cable. The system comprises an LTE terminal, a user set top box and an interaction demand platform, wherein an Ethernet port of the user set top box is connected with an Ethernet port of the LTE terminal, the user set top box is in interconnection with the interaction demand platform through the LTE terminal, the LTE terminal and an LTE base station establish a wireless bidirectional data transmission channel used for carrying out communication with the interaction demand platform, the interaction demand platform is connected with the user set top box through a unidirectional coaxial cable network, a front-end system of the unidirectional coaxial cable network is provided with an edge modulator IPQAM used for modulating UDP data packets of video flows, and signals after modulation and radio frequency signals of a unidirectional broadcast system are mixed and are then transmitted to the user set top box. According to the system, the LTE base station and the terminal system are utilized to construct a wireless transparent data transmission link, and a problem that a unidirectional wired coaxial cable network can not develop Internet broadband and VOD demand services is solved.
Description
Technical field
The present invention relates to television network broadcast field, particularly relate to a kind of two-way broadband adding coaxial cable based on LTE
Access and interactive VOD system.
Background technology
Broadcast television technique is through the development of decades, and along with the raising of people's living standard, unidirectional is wide
Broadcast TV and can not meet the demand of user, the most on a large scale application VOD(video request program) technology, have based on wired
TV network and VOD based on the Internet application.Wherein VOD based on cable TV network application is experienced and best results, but
That cable TV network VOD to be realized must carry out bidirectional network Transformation, traditional unidirectional broadcast network is transformed into possess double
To the basic network of communication function.Current bidirectional network Transformation cost is high, and for the region of transformation, no matter user has not
Having bidirectional applications demand, it is necessary to all transform, in the case of penetration of service rate is low, investment will can not get return.
In order to utilize unidirectional broadcasting and TV cable TV network to provide broadband and interactive VOD service, can not transform unidirectional wired
TV network, directly utilizes the 4G LTE wireless network of technology maturation to solve two-way communication problem, utilizes this to be wirelessly transferred logical
Road provides broadband access and meets the signaling PORTAL page transmission demand of VOD system, utilizes the unidirectional biography of cable TV network
The video streaming content of defeated VOD order request.
The unidirectional coaxial cable network of current cable TV network, be not only capable of before bidirectional network Transformation unidirectional
Receive broadcast TV program, it is impossible to providing bilateral network service for terminal, the most significantly limit Consumer's Experience, user can not get width
Band business and video-on-demand service.Due to unidirectional coaxial cable network, covering huge numbers of families, bidirectional rebuilding to be carried out needs to put into
The noise situations of reverse return path is assessed in substantial amounts of fund and the replacing amplifier of the whole network, branch distributor, test；Carry out double
Long to the improvement project cycle, quantities is great.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of two-way broadband access and interaction adding coaxial cable based on LTE
VOD system, utilizes LTE base station and terminal system to build wireless transparent data transmission link, solves unidirectional wired coaxial electric cable network
The Internet broadband and VOD service can not be carried out.
The present invention uses below scheme to realize: a kind of two-way broadband access and interactive VOD adding coaxial cable based on LTE
System, including LTE terminal, subscriber computer top box and interactive VOD platform；The Ethernet interface of described subscriber computer top box and described LTE
The Ethernet interface of terminal is connected, and described subscriber computer top box is by the interconnection of described LTE terminal Yu described interactive VOD platform；Its
In, described LTE terminal and LTE base station set up wireless two-way data transmission channel, in order to described interactive VOD Platform communication；Institute
State interactive VOD platform to be connected with described subscriber computer top box by unidirectional coaxial cable net, the front end of described unidirectional coaxial cable net
System is provided with edge modulator IPQAM, and in order to be modulated the UDP message bag of video flowing, the signal after modulation is with unidirectional
The radiofrequency signal mixed transport of broadcast system is to described subscriber computer top box.
Further, described LTE base station uses 4G LTE technique construction wireless two-way data transmission system, and this system is passed through
Fiber-optic transfer resource interconnects with core network, possesses the function simultaneously creating multiple tunnel.
Further, described interactive VOD platform is after order request confirms, by video flowing by unidirectional coaxial cable QAM
Modulation system is transferred to described subscriber computer top box demodulating and decoding and plays.
Further, described LTE terminal is provided with 2 to 4 Ethernet interfaces.
Further, described LTE terminal is provided with a WIFI hot spot module, integrated wireless focus function.
Further, the LAN mouth of described LTE terminal is set to support the pattern of port isolation, bottom software part with
LTE base station system coordination works, and makes transmission system possess single terminal and supports the function of the multiple tunnel of transparent transmission, meets
Different business demand in application.
It is also preferred that the left the system of the present invention possesses following being served by: 1, broadband application: can be by the WIFI of LTE terminal
Focus or Ethernet interface provide；2, VOD application: use the Set Top Box possessing a multicast function, two-way interactive is by Set Top Box
Ethernet interface is connected with the Ethernet interface of LTE terminal, utilizes LTE terminal to get through the Set Top Box interconnecting channels to program request platform, and program request please
Ask confirmation rear video stream to pass to subscriber computer top box demodulating and decoding by unidirectional coaxial cable qam mode to play.
Compared with prior art, present invention have the advantage that
1) present invention utilizes LTE base station and terminal system to build wireless transparent data transmission link, solves unidirectional wired coaxial electrical
Cable net can not carry out the Internet broadband and VOD service.
2) apply this invention to solve transmitted in both directions problem, have the construction period short, invest little, the convenient feature of dilatation, can
Broadband, the demand of VOD value-added service is carried out with well solution broadcasting and TV wired Coaxial Network rapid deployment.
Accompanying drawing explanation
Fig. 1 is the system principle diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment the present invention will be further described.
The present embodiment provides a kind of two-way broadband access and interactive VOD system adding coaxial cable based on LTE, such as Fig. 1 institute
Show, including LTE terminal, subscriber computer top box and interactive VOD platform；The Ethernet interface of described subscriber computer top box is with described LTE eventually
The Ethernet interface of end is connected, and described subscriber computer top box is interconnected with described interactive VOD platform by described LTE terminal；Wherein, institute
State LTE terminal and LTE base station and set up wireless two-way data transmission channel, in order to described interactive VOD Platform communication；Described mutually
Dynamic program request platform is connected with described subscriber computer top box by unidirectional coaxial cable net, the front end system of described unidirectional coaxial cable net
It is provided with edge adjustor IPQAM, in order to the UD packet of video flowing is modulated, the signal after modulation and One-to-All Broadcast system
The radiofrequency signal mixed transport of system, to described subscriber computer top box, solves video flowing transmission problem, by video signal transmission to being covered
The region of lid.
In the present embodiment, described LTE base station uses 4G LTE technique construction wireless two-way data transmission system, this system
Interconnected with core network by fiber-optic transfer resource, create multiple tunnel.
In the present embodiment, described interactive VOD platform is after order request confirms, by video flowing by unidirectional coaxial electrical
Cable qam mode is transferred to described subscriber computer top box demodulating and decoding and plays.
In the present embodiment, described LTE terminal is provided with 2 to 4 Ethernet interfaces.
In the present embodiment, described LTE terminal is provided with a WIFI hot spot module, integrated wireless focus function.
In the present embodiment, the LAN mouth of described LTE terminal is set to support the pattern of port isolation, bottom software portion
Divide and work with LTE base station system coordination, make transmission system possess single terminal and support the function of the multiple tunnel of transparent transmission,
Meet the different business demand in application.
In the present embodiment, system possesses following being served by: 1, broadband application: can be by the WIFI heat of LTE terminal
Point or Ethernet interface provide；2, VOD application: using the Set Top Box possessing a multicast function, two-way interactive signaling passes through Set Top Box
Ethernet interface be connected with the Ethernet interface of LTE terminal, utilize LTE terminal to get through the Set Top Box interconnecting channels to program request platform, program request
Request confirms that rear video stream passes to subscriber computer top box demodulating and decoding by unidirectional coaxial cable qam mode and plays.
The foregoing is only presently preferred embodiments of the present invention, all impartial changes done according to scope of the present invention patent with
Modify, all should belong to the covering scope of the present invention.
Claims (7)
1. two-way broadband access and the interactive VOD system adding coaxial cable based on LTE, it is characterised in that: include that LTE is eventually
End, subscriber computer top box and interactive VOD platform；The Ethernet interface of described subscriber computer top box and the Ethernet interface of described LTE terminal
Being connected, described subscriber computer top box is interconnected with described interactive VOD platform by described LTE terminal；Wherein, described LTE terminal with
LTE base station sets up wireless two-way data transmission channel, in order to described interactive VOD Platform communication；Described interactive VOD platform leads to
Crossing unidirectional coaxial cable net to be connected with described subscriber computer top box, the front end system of described unidirectional coaxial cable net is provided with edge and adjusts
Device IPQAM processed, in order to the UDP message bag of video flowing is modulated, the radio frequency letter of the signal after modulation and one-way broadcast systems
Number mixed transport is to described subscriber computer top box.
A kind of two-way broadband access and interactive VOD system adding coaxial cable based on LTE the most according to claim 1, its
It is characterised by: described LTE base station uses 4G LTE technique construction wireless two-way data transmission system, and this system passes through fiber-optic transfer
Resource interconnects with core network, creates multiple tunnel for providing broadband and interactive VOD signaling and realizing logic isolation biography
Defeated.
A kind of two-way broadband access and interactive VOD system adding coaxial cable based on LTE the most according to claim 1, its
It is characterised by: described interactive VOD platform is after order request confirms, by video flowing by unidirectional coaxial cable IPQAM modulation methods
Formula is transferred to described subscriber computer top box demodulating and decoding and plays.
A kind of two-way broadband access and interactive VOD system adding coaxial cable based on LTE the most according to claim 1, its
It is characterised by: described LTE terminal is provided with 2 to 4 Ethernet interfaces.
A kind of two-way broadband access and interactive VOD system adding coaxial cable based on LTE the most according to claim 1, its
It is characterised by: described LTE terminal is configured with a WIFI hot spot module, integrated wireless focus function.
A kind of two-way broadband access and interactive VOD system adding coaxial cable based on LTE the most according to claim 1, its
It is characterised by: the LAN mouth of described LTE terminal is set to support the pattern of port isolation.
A kind of two-way broadband access and interactive VOD system adding coaxial cable based on LTE the most according to claim 1, its
It is characterised by: described LTE terminal supports transparent transmission multiple virtual logical passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610213322.3A CN105847731A (en) | 2016-04-07 | 2016-04-07 | Bidirectional broadband access and interaction demand system based on LTE and coaxial cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610213322.3A CN105847731A (en) | 2016-04-07 | 2016-04-07 | Bidirectional broadband access and interaction demand system based on LTE and coaxial cable |
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| Publication Number | Publication Date |
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| CN105847731A true CN105847731A (en) | 2016-08-10 |
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| CN201610213322.3A Pending CN105847731A (en) | 2016-04-07 | 2016-04-07 | Bidirectional broadband access and interaction demand system based on LTE and coaxial cable |
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Cited By (3)
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| CN106791556A (en) * | 2017-01-06 | 2017-05-31 | 广东金谷科技有限公司 | Two-way Network communication means and device based on LTE |
| CN111246310A (en) * | 2020-01-09 | 2020-06-05 | 湖北省广播电视信息网络股份有限公司 | 5G-based interactive television interactive network access method |
| CN111447477A (en) * | 2020-04-09 | 2020-07-24 | 桂林长海发展有限责任公司 | Coaxial bidirectional video-on-demand system for ships |
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| CN111447477A (en) * | 2020-04-09 | 2020-07-24 | 桂林长海发展有限责任公司 | Coaxial bidirectional video-on-demand system for ships |
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Application publication date: 20160810 |
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