CN105898349A - Data push method by combining broadcast and TV wired network with Internet - Google Patents
Data push method by combining broadcast and TV wired network with Internet Download PDFInfo
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- CN105898349A CN105898349A CN201410473386.8A CN201410473386A CN105898349A CN 105898349 A CN105898349 A CN 105898349A CN 201410473386 A CN201410473386 A CN 201410473386A CN 105898349 A CN105898349 A CN 105898349A
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Abstract
The invention discloses a data push method by a broadcast and TV wired network with the Internet. A file segmentation module in a front-end server segments a data file to be transferred into multiple data packets, and a digital TV play card in the front-end server broadcasts the data packets to multiple set terminal receivers cyclically sequentially via the wired network; terminal control play modules in the terminal receivers receive the data packets sequentially, and store data information in the data packets in corresponding mobile hard disks; the terminal receivers determines the completeness of the received data packets; and when certain data packet is incomplete, a big data sending module in the corresponding terminal receiver sends a packet reissue request to the front-end server via the Internet, the front-end server reissues packets to the terminal receivers via the Internet till the front-end server receives data packet completeness signals from all the terminal receivers, and cyclic broadcast is stopped. The method is rapid and economical in data transmission, and is more flexible in regional delivery.
Description
Technical field
The present invention relates to telecommunications transmission field, use wired radio and television network with mutual particularly to one
The method that networking is incorporated into row data-pushing.
Background technology
During the use of wired radio and television network, the mainly film that transmitted by this network,
The mass data files such as digital book, as a example by film, the mode of existing transmission film is main
There is a following several ways:
1) transmit by the way of express delivery hard disk
The method be first by film copy to hard disk, then hard disk is transferred to each by express delivery
Movie theatre.Primary disadvantage is that film copy is the longest to hard disk, equipment cost is high, and each movie theatre is taken
Time Inconsistency to film.For Inner Mongol, some remote districts in Xinjiang movie theatre from the point of view of,
Owing to having inconvenient traffic, bad environments, film copy often can not arrive in time, makes the local common people
Up-to-date film can not be watched in time.
2) transmitted by satellite
The method is that by satellite, film is transferred to each movie theatre, solves some remote districts
The problem of film distributor.But the resource-constrained of satellite channel, limits the biography of big data film
Defeated.
3) the Internet transmission is passed through
Some large size cities, owing to Internet technology quickly grows, a lot of places have reached
100M bandwidth, can realize transmission very easily.Shortcoming is costly, a 100M width
Band took around for 3 contingency years；The bandwidth of server can not meet the needs that multi-user downloads simultaneously,
Along with the increase of number of users, transmission speed can be decreased obviously.Some remote districts, bandwidth may
Also only having several M, downloading a film may need the time of one month.
Summary of the invention
The present invention is to solve the wired radio and television network delivery time length of traditional approach, skill that equipment cost is high
Art problem.For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of method using wired radio and television network and internet to be incorporated into row data-pushing, bag are provided
Include following steps:
Data to be transferred file is divided by the file division module in S10, front-end server by predetermined volumes
Cutting and be packaged into multiple packet, the DTV in front-end server plays card through cable network
Sequentially to the multiple terminal receiver broadcast (sites) in turn packets set；
Terminal management and control playing module received in-order packet in S20, terminal receiver, and by counting
According to pushing memory module, the data message in packet is preserved to corresponding portable hard drive；
The integrality of S30, the terminal receiver packet to receiving judges；
S40, when packet is complete, directly stop broadcast (sites) in turn；When packet is imperfect,
Big data transmission blocks in terminal receiver sends to mend to wrap through internet forward end server and asks
Asking, terminal receiver is carried out mending bag by front-end server through internet, and terminal receiver is receiving
Verify after mending bag and store, until front-end server receives the number that all terminal receiver send
After bag complete signal, stop broadcast (sites) in turn.
Preferably, as a kind of embodiment, step S10 particularly as follows:
If data file to be passed is sequentially divided into by S12, file division module according to predetermined volumes
Dry data block；
Wherein, also include in each data block that data to be transferred file is divided into the sum of data block
Value and the sequence number value of each data block；
S14, by packing device, data block is changed into the number of the section form meeting DVB standard
According to bag；
DTV in S16, front-end server plays the card segmentation order according to file by data
Bag passes sequentially through cable network to be repeated to broadcast to the multiple terminal receiver set.
Preferably, as a kind of embodiment, step S20 specifically includes following steps:
S24, by internet log in front-end server, and forward end receiver module send preset time
Between interval request signal, carry out data-pushing process；
Portable hard drive, according to the total value of reception packet, is divided into by S26, terminal receiver
Additional space, and packet qualified for verification is preserved to portable hard drive the space of corresponding sequence number
In.
Preferably, as a kind of embodiment,
Step S40 specifically includes following steps:
S42, terminal receiver according to data to be transferred file be divided into the total value of data block with
And the data in the sequence number value of each data block and the data to be transferred file of a circulation that receives
Bao Hou, the sequence number value in conjunction with the transmission error rates packet to losing is added up, and generation is lost
Bag sequence number statistical value；
S44, terminal receiver pass through internet communication, send packet loss sequence number statistical value to front end
Server；
S45, front-end server receive the packet loss sequence number statistical value that big data transmission blocks sends
After, the big data reception module in front-end server processes, the number will lost by internet
Send to sending the corresponding terminal receiver mending bag request according to bag；
After S46, terminal receiver receive the packet mending bag, will be met by data filter
The benefit bag Packet Filtering of the section form of DVB standard is in internal memory, and is resolved to
Corresponding file data blocks also verifies；
Benefit bag data block qualified for verification is preserved to corresponding with its sequence number by S48, terminal receiver
Hard drive space in, until big data transmission blocks receives complete data to be transferred file.
Preferably, as a kind of embodiment, predetermined volumes is 4064 bytes, when presetting
Between be spaced apart 1S, terminal receiver is provided with for wired radio and television network signal access DVB
The interface of standard, the RJ45 network interface accessed for internet signal and being used for accesses mobile hard
The USB interface of dish.
The employing wired radio and television network that the present invention provides and internet are incorporated into the side of row data-pushing
Method uses the data-pushing mode that wired radio and television network combines with internet, uses DVB standard
Section agreement translate the file into into the form that can transmit on digital TV network, pass through
DTV plays front end system, file content is pushed to Large Volume Data receiver, with band
The terminal receiver of digital TV middleware is by file reception and is saved in and receiver USB port phase
On hard disk even.The result feedback of file is received with the internet being connected with terminal receiver
To front end system, front end system is fed back by the information of terminal receiver, and reasonable, fair divides
Join bandwidth and the carousel time of transmission file, reliably transmit file.Improve broadcast bandwidth
Utilization rate and service efficiency.Also improve terminal receiver simultaneously and receive success rate and the reality of file
Showed to the managing of Large Volume Data receiver, controlled and safer when data are transmitted,
Coverage more extensively, more low-carbon (LC), it is possible to the more flexible control realizing data and transmission.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is that the employing wired radio and television network that the present invention provides is incorporated into row data-pushing with internet
The principle schematic of method；
Fig. 2 is that the employing wired radio and television network that the present invention provides is incorporated into row data-pushing with internet
The schematic flow sheet of front-end server of method；
Fig. 3 is that the employing wired radio and television network that the present invention provides is incorporated into row data-pushing with internet
The schematic flow sheet of terminal receiver of method.
Detailed description of the invention
As it is shown in figure 1, the employing wired radio and television network that the present invention provides is combined with internet and carries out
The step of the method for data-pushing is as follows:
Data to be transferred file is divided by the file division module in S10, front-end server by predetermined volumes
Cutting and be packaged into multiple packet, the DTV in front-end server plays card through cable network
Sequentially to the multiple terminal receiver broadcast (sites) in turn packets set, in S20, terminal receiver
Terminal management and control playing module received in-order packet, and by data-pushing memory module by packet
In data message preserve to corresponding portable hard drive, S30, terminal receiver are to receiving
The integrality of packet judges, S40, when packet is complete, directly stops broadcast (sites) in turn；
When packet is imperfect, the big data transmission blocks in terminal receiver is through internet forward end
Server sends mends bag request, and terminal receiver is carried out mending bag by front-end server through internet,
Until after front-end server receives the packet complete signal that all terminal receiver send, stopping
Only broadcast (sites) in turn.
As a kind of embodiment, step S10 particularly as follows:
If data file to be passed is sequentially divided into by S12, file division module according to predetermined volumes
Dry data block；
Wherein, also include in each data block that data to be transferred file is divided into the sum of data block
Value and the sequence number value of each data block；
S14, by packing device, data block is changed into the number of the section form meeting DVB standard
According to bag；
DTV in S16, front-end server plays the card segmentation order according to file by data
Bag passes sequentially through cable network to be repeated to broadcast to the multiple terminal receiver set.
As a kind of embodiment, step S20 specifically includes following steps:
S24, by internet log in front-end server, and forward end receiver module send preset time
Between interval request signal, carry out data-pushing process；
Portable hard drive, according to the total value of reception packet, is divided into by S26, terminal receiver
Additional space, and packet qualified for verification is preserved to portable hard drive the space of corresponding sequence number
In.
As a kind of embodiment, step S40 specifically includes following steps:
S42, terminal receiver according to data to be transferred file be divided into the total value of data block with
And the data in the sequence number value of each data block and the data to be transferred file of a circulation that receives
Bao Hou, the sequence number value in conjunction with the transmission error rates packet to losing is added up, and generation is lost
Bag sequence number statistical value；
S44, terminal receiver pass through internet communication, send packet loss sequence number statistical value to front end
Server；
S45, front-end server receive the packet loss sequence number statistical value that big data transmission blocks sends
After, the big data reception module in front-end server processes, the number will lost by internet
Send to sending the corresponding terminal receiver mending bag request according to bag；
After S46, terminal receiver receive the packet mending bag, will be met by data filter
The benefit bag Packet Filtering of the section form of DVB standard is in internal memory, and is resolved to
Corresponding file data blocks also verifies；
Benefit bag data block qualified for verification is preserved to corresponding with its sequence number by S48, terminal receiver
Hard drive space in, until big data transmission blocks receives complete data to be transferred file.
As a kind of embodiment, predetermined volumes is 4064 bytes, and prefixed time interval is
1S, terminal receiver is provided with connecing of the DVB standard for the access of wired radio and television network signal
Mouthful, the RJ45 network interface that accesses for internet signal and for accessing the USB of portable hard drive
Interface.
The most whole propelling movement process is broadly divided into the broadcast (sites) in turn of front end point-to-multipoint, terminal
Data receiver storage and the data-pushing sending and receiving of receiver process three bulks.
One, the broadcast (sites) in turn process of front end point-to-multipoint is as follows:
Data to be transferred file is sequentially divided into several according to predetermined volumes by front end center server
After packet, carry out packet by wired radio and television network to several terminal receiver set
Broadcast (sites) in turn.
Wherein, include in each packet that data to be transferred file is divided into the total quantity of data block
Value and the sequence number value of each data block.
Concretely comprising the following steps of this data push method:
Data file to be passed is sequentially divided into several according to predetermined volumes by file division module
Data block；
Wherein, also include in each data block that data to be transferred file is divided into the sum of data block
Value and the sequence number value of each data block；
By packing device, data block is changed into the packet of the section form meeting DVB standard；
DTV is play card and is passed sequentially through by packet according to the segmentation order of file division module
Wired radio and television network repeats to broadcast to several terminal receiver set.
Two, the process of the data receiver storage of terminal receiver is as follows:
Terminal receiver receives the step of data, i.e. Large Volume Data receiver and receives received in-order
After the packet of data to be transferred file, the data message in each packet is preserved to corresponding
Hard drive space in.
Concretely comprising the following steps of this data push method:
Terminal receiver is divided into the total value of data block and every according to data to be transferred file
The sequence number value of individual data block, by data filter according to meeting that order receipt one circulates
The Packet Filtering of the section form of DVB standard is in internal memory；
Section packet in terminal receiver is resolved to file data blocks the school of correspondence
Test；
Terminal receiver is according to the total value being divided into data block received and every number
According to the sequence number value of block, hard disk is divided into corresponding space according to the segmentation sequence number given by front end,
And the qualified data block after verification preserved to corresponding hard of the most above-mentioned and each data block sequence number
In disk space.
Three, send as follows with the process of the data-pushing process received:
Terminal sending module is logged in by the big data reception module of internet forward end, logs in
After completing, the big data reception module of front end receives terminal sending module by internet to preset
Time as the request signal sent interval time, carry out data-pushing process.
Lose when the data to be transferred file that terminal receiver is received by wired radio and television network exists
Packet, then sent by the server of internet forward end and mend bag request, by server pair
It carries out mending bag.
When all of reception terminal all after file reception to this, then united by data receiver
Under meter module notice data-pushing management module pushes according to the propelling movement order in file push list
One file.
Front-end server receives counterpart terminal receiver, and the packet sent by internet is complete
After the signal of whole reception, stop broadcast (sites) in turn.
As in figure 2 it is shown, the employing wired radio and television network for present invention offer is incorporated into internet
The schematic flow sheet of the front-end server of the method for row data-pushing, first front-end server receives
Terminal server transmits the request signal of coming, it may be judged whether have file to push.Now
File push has two kinds of situations.One is file push first, and two is the benefit propelling movement of file.Literary composition
When part pushes, when there being file push to ask, first data file to be sent is split
Packing processes, and employing during data conversion that a kind of privately owned agreement translates the file into into can be in numeral
The form of transmission on TV network, is then play card by the front end in front-end server and passes through broadcasting and TV
Cable network is sent to terminal receiver.When the packet that terminal receiver receives is imperfect
Can send benefit and wrap request, front-end server is the meeting packet to bag to be mended after receiving benefit bag request
Process, and add up the bar number of display data, then pass through internet communication and receive to terminal
Machine pushes the packet needing to mend bag, until front-end server receives terminal receiver and sends
Packet complete signal.Meanwhile, the process of data-pushing also can be supervised by front-end server
Control, when propelling movement process goes wrong, artificially processes the terminal broken down, and maintains
Being normally carried out of data-pushing.
As it is shown on figure 3, the employing wired radio and television network that the present invention provides is incorporated into line number with internet
According to the schematic flow sheet of the terminal receiver of the method pushed, terminal receiver first passes through interconnection
Net forward end server cycles through terminal logging request signal, until having logged in, then can
Receiving front-end server sends the packet file after the process come, and terminal receiver receives number
After bag, the packet mistake of the section form of DVB standard will be met by data filter
Filter in internal memory, and resolved to the file data blocks of correspondence and verify, will verify qualified after
Bag data block of mending preserve to the hard drive space the most corresponding with its sequence number.When terminal receiver is led to
Cross the packet that there is loss in the data to be transferred file that wired radio and television network receives, then by mutually
The server of networking forward end sends mends bag request, front-end server carry out mending bag to it, directly
All complete to this file reception to all of terminal receiver, then added up mould by data receiver
Block notice data-pushing management module pushes the next one according to the propelling movement order in file push list
File.
The employing wired radio and television network that the present invention provides and internet are incorporated into the side of row data-pushing
Method uses the data-pushing mode that wired radio and television network combines with internet, uses DVB standard
Section agreement translate the file into into the form that can transmit on digital TV network, pass through
DTV plays front end system, file content is pushed to Large Volume Data receiver, with band
The terminal receiver of digital TV middleware is by file reception and is saved in and receiver USB port phase
On hard disk even.The result feedback of file is received with the internet being connected with terminal receiver
To front end system, front end system is fed back by the information of terminal receiver, and reasonable, fair divides
Join bandwidth and the carousel time of transmission file, reliably transmit file.Improve broadcast bandwidth
Utilization rate and service efficiency.Also improve terminal receiver simultaneously and receive success rate and the reality of file
Show the managing of Large Volume Data receiver, controlled and safer when data are transmitted
Safety, coverage more extensively, more low-carbon (LC), it is possible to the more flexible control realizing data and biography
Defeated.
It can be that professional and technical personnel in the field realize or use that above-mentioned embodiment is intended to illustrate the present invention,
Above-mentioned embodiment is modified and will be apparent from for those skilled in the art, therefore this
Invention includes but not limited to above-mentioned embodiment, any meets the claims or specification describes, and meets
With principles disclosed herein and novelty, the method for inventive features, technique, product, each fall within this
Within bright protection domain.
Owing to Patent Law requires that patent application document must reach the degree of full disclosure, therefore would you please really
Determining the content in presents, those skilled in the art of the same trade can understand, understands and can be according to this paper
The record of part realizes this technology, otherwise needs provide more detailed explanation and supplement！
Especially note being designated as the part of band color font！
If there is english abbreviation, then must provide Chinese, only industry those skilled in the art are
Accessible english abbreviation can not provide Chinese.If file being not related to the content of English, the most not
Must process.
Claims (5)
1. use the method that wired radio and television network and internet are incorporated into row data-pushing, its
It is characterised by comprising the following steps:
Data to be transferred file is divided by the file division module in S10, front-end server by predetermined volumes
Cutting and be packaged into multiple packet, the DTV in described front-end server plays card through wired
Network is sequentially to the multiple terminal receiver broadcast (sites) in turn packets set；
Data described in terminal management and control playing module received in-order in S20, described terminal receiver
Bag, and by data-pushing memory module, the data message in described packet is preserved to correspondence
In portable hard drive；
The integrality of S30, the described terminal receiver described packet to receiving judges；
S40, when described packet is complete, directly stop broadcast (sites) in turn；When described packet not
Time complete, the big data transmission blocks in described terminal receiver takes to described front end through internet
Business device sends mends bag request, and described terminal receiver is carried out by described front-end server through internet
Mending bag, described terminal receiver is verified after receiving benefit bag and stores, until described front end services
After device receives the packet complete signal that all terminal receiver send, stop broadcast (sites) in turn.
Employing wired radio and television network the most according to claim 1 is combined with internet and carries out
The method of data-pushing, it is characterised in that step S10 particularly as follows:
Data file to be passed is sequentially split by S12, described file division module according to predetermined volumes
Become several data blocks；
Wherein, also include in each data block that data to be transferred file is divided into the sum of data block
Value and the sequence number value of each data block；
S14, by packing device data block changed into the section form meeting DVB standard
Packet；
It is suitable according to the segmentation of file that DTV in S16, described front-end server plays card
Packet is passed sequentially through cable network and repeats to broadcast to the multiple terminal receiver set by sequence.
Employing wired radio and television network the most according to claim 1 is combined with internet and carries out
The method of data-pushing, it is characterised in that:
Step S20 specifically includes following steps:
S24, logged in front-end server by internet, and send pre-to described front end receiver module
If the request signal of time interval, carry out data-pushing process；
S26, described terminal receiver are according to the total value of the described packet of reception, by described shifting
Dynamic hard disk is divided into additional space, and preserves packet qualified for verification to described portable hard drive
In the space of interior corresponding sequence number.
Employing wired radio and television network the most according to claim 1 and internet are incorporated into line number
According to the method pushed, it is characterised in that:
Step S40 specifically includes following steps:
S42, described terminal receiver are divided into the total quantity of data block according to data to be transferred file
In the data to be transferred file that the sequence number value of value and each data block and received are circulated
After packet, the sequence number value in conjunction with the transmission error rates packet to losing is added up, and produces
Raw packet loss sequence number statistical value；
S44, described terminal receiver pass through internet communication, are sent extremely by packet loss sequence number statistical value
Described front-end server；
S45, described front-end server receive the packet loss sequence number that described big data transmission blocks sends
After statistical value, the big data reception module in described front-end server processes, and passes through internet
The packet of loss is sent to sending the corresponding terminal receiver mending bag request；
After S46, described terminal receiver receive the packet mending bag, will by data filter
Meet the benefit bag Packet Filtering of section form of DVB standard in internal memory, and solved
Analyse into the file data blocks of correspondence and verify；
S48, described terminal receiver the qualified benefit bag data block of verification is preserved to its sequence number phase
In corresponding hard drive space, until big data transmission blocks receives complete data to be transferred file.
5. employing wired radio and television network as claimed in claim 1 is incorporated into row data with internet
The method pushed, it is characterised in that:
Described predetermined volumes is 4064 bytes, and described prefixed time interval is 1S, described end
The interface of DVB standard for the access of wired radio and television network signal, use it is provided with in end-receiver
In the RJ45 network interface of internet signal access with for accessing the USB interface of portable hard drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410473386.8A CN105898349A (en) | 2014-09-17 | 2014-09-17 | Data push method by combining broadcast and TV wired network with Internet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410473386.8A CN105898349A (en) | 2014-09-17 | 2014-09-17 | Data push method by combining broadcast and TV wired network with Internet |
Publications (1)
| Publication Number | Publication Date |
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| CN105898349A true CN105898349A (en) | 2016-08-24 |
Family
ID=57000852
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| CN201410473386.8A Pending CN105898349A (en) | 2014-09-17 | 2014-09-17 | Data push method by combining broadcast and TV wired network with Internet |
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Application publication date: 20160824 |