CN107124667A - Multichannel fusion signal transmission system and method in a kind of Ethernet - Google Patents
Multichannel fusion signal transmission system and method in a kind of Ethernet Download PDFInfo
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- CN107124667A CN107124667A CN201710277431.6A CN201710277431A CN107124667A CN 107124667 A CN107124667 A CN 107124667A CN 201710277431 A CN201710277431 A CN 201710277431A CN 107124667 A CN107124667 A CN 107124667A
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- 230000008054 signal transmission Effects 0.000 title claims abstract description 71
- 230000004927 fusion Effects 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 45
- 238000012545 processing Methods 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 38
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000013307 optical fiber Substances 0.000 claims description 10
- 238000007500 overflow downdraw method Methods 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000004364 calculation method Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000005693 optoelectronics Effects 0.000 claims description 2
- 230000005622 photoelectricity Effects 0.000 claims 1
- 238000004088 simulation Methods 0.000 claims 1
- 238000007726 management method Methods 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
-
- 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 encoded video stream packets from an IP network
- H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Communication System (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention discloses Multichannel fusion signal transmission system and method in a kind of Ethernet, the system includes：Video and audio module, operational control indicator board, audio-frequency module, network exchange management module, signal transmission module and interface board；Video and audio module, for being sent after gathering audio-video signal coding to audio-frequency module；Audio-frequency module, for being sent after receiving the audio-video signal modulation after coding to signal transmission module；Network exchange management module, for being manipulated by indicator board reception external operation and producing control signal；Signal transmission module, include the signal transmission unit of N number of support different channels communication mode, for under control of the control signal, select one of signal transmission unit to receive the audio-video signal after modulation, and by the signal transmission unit selected processing is transmitted to audio-video signal after be transferred to interface board.By means of technical scheme, the use needs of various distances, various complex environments to channel can be met.
Description
Technical field
The present invention relates to field of mobile communication, Multichannel fusion signal transmission system and side in more particularly to a kind of Ethernet
Method.
Background technology
At present in the 10/100/1000Mbps Ethernets transmission of standard, most of communication unit can only realize a unit
The communication mode of one channel, it is impossible to realize the multi channel communication mode of a unit.However, in actual items, a unit one is believed
The communication mode in road can cause many inconvenience.Now analyzed in terms of two：On the one hand, may under complicated, severe working environment
Working site external communication device channel and the unmatched situation of entrained Communication unit channel occurs, so will be unable to set up
Play fast and effectively communication link.And during practical communication, apart from changeable, a certain channel can not be met at a distance
Data transfer, in the environment of without the switching of other channels, will cause that data or communication can not be transmitted.On the other hand, in building ring
In the case of border is preferable, i.e., it is necessary to select optimal in the case that external communication device used in any channel communication is complete
Channel communication mode carries out data transmission or communicated, if entrained communication unit and being unsatisfactory for such a optimal channel communication
Mode, so declining communication quality even can not be successfully established communication link.
So, how to design a kind of both can realize setting for accurate communication in the case where peripheral environment is relatively severe
It is standby, again can be in the case where external communication device be sufficient, according to specific environment from setting of preferably selecting that communication mode communicated
It is standby to become the purpose of the system research.
The content of the invention
In order to meet the use requirement of various distances, various complex environments to channel, the invention provides a kind of Ethernet
Interior Multichannel fusion signal transmission system and method.
Multichannel fusion signal transmission system in the Ethernet that the present invention is provided, including video and audio module, operational control refer to
Show plate, audio-frequency module, network exchange management module, signal transmission module and interface board；
The video and audio module, for gathering audio-video signal, sends to the sound after the audio-video signal is encoded
Frequency module；
The audio-frequency module, for receiving the audio-video signal after coding, sends to the signal transmission module after modulation；
The network exchange management module, for receiving external operation by the operational control indicator board, and according to institute
State external operation and produce control signal；
The signal transmission module, includes the signal transmission unit of N number of support different channels communication mode, for described
Under the control of control signal, one of signal transmission unit is selected to receive the audio-video signal after modulation, and the institute by selecting
State after signal transmission unit is transmitted processing to the audio-video signal and be transferred to the interface board；
The interface board, for the audio-video signal received to be sent to outer net.
Present invention also offers Multichannel fusion method for transmitting signals in a kind of Ethernet, comprise the following steps：
Audio-video signal is gathered, and is encoded and modulation treatment；
External operation is received, control signal is obtained according to the external operation；
Under the control of said control signal, select N number of signal transmission supported in different channels communication mode single
Member is sent to outer net after the audio-video signal after the modulation treatment is transmitted into processing.
The present invention has the beneficial effect that：
Use of the present invention for various distances, various complex environments to channel needs, it is proposed that one kind is compatible with many letters
The communication system of road transmission, suitable communication mode can be selected as needed.
Brief description of the drawings
Fig. 1 is the structural representation of Multichannel fusion signal transmission system in the Ethernet of apparatus of the present invention embodiment；
Fig. 2 is the structural representation of Multichannel fusion signal transmission system in the Ethernet of apparatus of the present invention examples Example 1
Figure；
Fig. 3 is the flow chart of Multichannel fusion method for transmitting signals in the Ethernet of the inventive method embodiment.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.
In order to meet the use requirement of various distances, various complex environments to channel, the invention provides a kind of Ethernet
Interior Multichannel fusion signal transmission system and method, below in conjunction with accompanying drawing and embodiment, are carried out further detailed to the present invention
Explanation.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, the present invention is not limited.
Apparatus according to the invention embodiment is there is provided Multichannel fusion signal transmission system in a kind of Ethernet, Fig. 1
The structural representation of Multichannel fusion signal transmission system in the Ethernet of apparatus of the present invention embodiment, as shown in figure 1, according to this
Multichannel fusion signal transmission system includes in the Ethernet of invention device embodiment：Video and audio module 10, operational control are indicated
Plate 11, audio-frequency module 12, network exchange management module 13, signal transmission module 14 and interface board 15, below to present invention implementation
The modules of example are described in detail.
Specifically, the video and audio module 10, for gathering audio-video signal, sends after the audio-video signal is encoded
To the audio-frequency module 12；
The audio-frequency module 12, for receiving the audio-video signal after coding, sends to the signal after modulation and transmits mould
Block 14；
The network exchange management module 13, for by the operational control indicator board receive external operation, and according to
The external operation produces control signal；
The signal transmission module 14, includes the signal transmission unit of N number of support different channels communication mode, in institute
Under the control for stating control signal, one of signal transmission unit is selected to receive the audio-video signal after modulation, and by selecting
The signal transmission unit is transferred to the interface board 15 after processing is transmitted to the audio-video signal；
The interface board 15, for the audio-video signal received to be sent to outer net.
Specifically, N number of signal transmission unit for supporting different channels communication mode includes：Optical transmission unit, answered
Line transmission unit and wireless broadband transmission unit：
The optical transmission unit, for passing through the interface after the audio-video signal after the modulation is carried out into opto-electronic conversion
Plate is sent to extraneous optical fiber cable；
The covered wire transmission unit, for the audio-video signal after the modulation to be carried out at digital analogue signal conversion
Sent after reason by the interface board to covered wire cable；
The wireless broadband transmission unit, for the audio-video signal modulation conversion after the modulation to be believed for high frequency electric
Number sent by the interface board to wireless antenna.
Specifically, the operational control indicator board 11, is additionally operable to the voice signal of collection and sends to the audio mould
Block；
The audio-frequency module 12, is additionally operable to receive the voice signal that the operational control indicator board is sent, after being modulated
Send to the signal transmission module；
The signal transmission module 14, is additionally operable to receive the voice signal after modulation by the signal transmission unit of selection,
And multiple connection is carried out to the voice signal after modulation and the audio-video signal after modulation by the signal transmission unit selected, and will
Signal after multiple connection is transmitted after processing, is sent to the interface board 15.
Multichannel fusion signal transmission system in the Ethernet of apparatus of the present invention embodiment, in addition to described calculate control mould
Block 16.
The signal transmission module 14, is additionally operable under the control of said control signal, select one of signal transmission
Unit receives extraneous audio-video signal by interface board, and the extraneous audio-video signal is carried out to send out after the second transmission process
Deliver to the audio-frequency module 12.
The audio-frequency module 12, is additionally operable to receive the extraneous audio-video signal that the signal transmission module is sent, carries out
Sent after demodulation to the calculation control module 16.
The calculation control module 16, for receiving the extraneous audio frequency and video letter after the processing that the audio-frequency module is sent
Number, and carry out decoding and show.
It is preferred that, the calculation control module 16, be additionally operable to monitor the optical fiber transmission unit, covered wire transmission unit,
And the use state of wireless broadband transmission unit, to carry out failture evacuation.
Further, the optical transmission unit, is additionally operable to receive what extraneous optical fiber cable was sent by the interface board
Signal is sent after being tapped to the audio-frequency module；
The covered wire transmission unit, is additionally operable to be simulated the signal that covered wire cable is sent by the interface board
Sent after data signal conversion process to the audio-frequency module；
The wireless broadband transmission unit, the signal for being additionally operable to send wireless antenna by the interface board carries out high frequency
(being converted to data signal) is sent to the audio-frequency module after signal conversion.
It is preferred that, Multichannel fusion signal transmission system also includes temperature treatment in the Ethernet of apparatus of the present invention embodiment
Module；
The temperature management module, is connected with the network exchange management module, for monitoring, detecting in the Ethernet
Temperature inside Multichannel fusion signal transmission system, controls the start-stop of fan.
For Multichannel fusion signal transmission system in the Ethernet of more detailed explanation apparatus of the present invention embodiment, give
Go out example 1.Fig. 2 is the structural representation of Multichannel fusion signal transmission system in the Ethernet of apparatus of the present invention examples Example 1
Figure, powers as shown in Fig. 2 PMU is each functional module.Light delivery module, covered wire transport module, without line width
Band transport module and interface board are connected to network exchange administrative unit, and network exchange administrative unit regards network allocation to network audio
Frequency coding module, calculation control unit are so as to realize data, video and the Tone Via under three kinds of modes.It is manipulated by referring to
Show that plate is switched between three kinds of modules, the signal transmission of different modes is realized, wherein can be with working optical transmission pattern
Realize and support Speech Communication all the way under 6 road Speech Communications, covered wire mode of operation, so as to realize the fusion of three kinds of communication modes.
Light delivery module includes kilomega network module, voice module, subdivision connection module, optical transceiver module.Wherein gigabit ether
Ethernet signal is converted to data signal by network interface by Ethernet chip.The design of covered wire module is passed using SHDSL
Transferring technology, using TC-PAM line codings, supporting rate 512kbps~10240kbps symmetrical figures are passed on single pair of twisted-pair feeder
Defeated, line transmission frequency spectrum is less than 1MHZ, with good Electro Magnetic Compatibility and strong antijamming capability.Covered wire module transfer speed
Rate uses adaptive working method, and suitable transmission rate is automatically selected according to transmission line situation by system.
Wireless data module uses embeded processor, carries internal memory (DDR2) and Nand Flash work, this three part
Constitute main control unit, main control unit is mainly responsible in the data forwarding of local area network to LTE regional networks, or by LTE
Data on regional network are dealt into the online equipment of local area.During data are transmitted, by data buffer storage to master control list
In the internal memory of member, then forward.
Use of the present invention for various distances, various complex environments to channel needs, it is proposed that one kind is compatible with many letters
The communication system of road transmission.The system not only can access private network by optical fiber, covered wire, wireless (TD-LTE), can also lead to
Wireless (3G) access public network is crossed, interconnecting in terms of data, speech, video and audio is supported with higher level；Not only have wireless
Broadband interface and optical fiber interface, while having two wires cable voice port and video interface.The system extends the letter of system communication
Road species, realizes the communication mode of a variety of channels of a unit, and radio communication mainly uses wireless broadband communication means, cable modem
Conveniently section mainly uses optical fiber, two kinds of wire communication means of covered wire.
Apparatus of the present invention embodiment can complete voice, number by optical fiber, covered wire or WiMAX and higher level equipment
According to the communication of the modes such as, video, while also contain local call, with multiplex telephony user, network user's access function, wherein
Fiber optic communication can support 90km overlength distances to transmit, and up to 1.25Gbps high-speed data handling capacity；Covered wire communicates
Be transferred through effective broadband that more than 1Mbps is still ensure that after 10km, it is ensured that speech quality and video image it is clear steady
It is fixed.
The method according to the invention embodiment is there is provided Multichannel fusion method for transmitting signals in a kind of Ethernet, Fig. 3
The flow chart of Multichannel fusion method for transmitting signals in the Ethernet of the inventive method embodiment, as shown in figure 3, according to the present invention
Multichannel fusion method for transmitting signals includes following processing in the Ethernet of embodiment of the method：
Step 301, audio-video signal is gathered, and is encoded and modulation treatment；
Step 302, external operation is received, control signal is obtained according to the external operation；
Step 303, under the control of said control signal, N number of letter supported in different channels communication mode is selected
Number transmission unit is sent to outer net after the audio-video signal after the modulation treatment is transmitted into processing.
Further, Multichannel fusion method for transmitting signals in the Ethernet of the inventive method embodiment, in addition to following
Step：
Voice signal is gathered, and carries out modulation treatment；
Under the control of said control signal, select N number of signal transmission supported in different channels communication mode single
Audio-video signal after audio-video signal after the modulation treatment and the modulation is carried out multiple connection by member, and by the letter after multiple connection
Sent after number being transmitted processing to outer net.
Further, Multichannel fusion method for transmitting signals in the Ethernet of the inventive method embodiment, in addition to following
Step：
Under the control of said control signal, N number of signal transmission supported in different channels communication mode is selected
Unit receives extraneous audio-video signal, and is transmitted processing to the extraneous audio-video signal；
Externally shown described after the extraneous audio-video signal of transmission process is demodulated and decoded.
Embodiments of the invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should be included within scope of the presently claimed invention.
Claims (10)
1. Multichannel fusion signal transmission system in a kind of Ethernet, it is characterised in that refer to including video and audio module, operational control
Show plate, audio-frequency module, network exchange management module, signal transmission module and interface board；
The video and audio module, for gathering audio-video signal, sends to the audio mould after the audio-video signal is encoded
Block；
The audio-frequency module, for receiving the audio-video signal after coding, sends to the signal transmission module after modulation；
The network exchange management module, for receiving external operation by the operational control indicator board, and according to described outer
Boundary's operation produces control signal；
The signal transmission module, includes the signal transmission unit of N number of support different channels communication mode, in the control
Under the control of signal, one of signal transmission unit is selected to receive the audio-video signal after modulation, and the letter by selecting
Number transmission unit is transferred to the interface board after processing is transmitted to the audio-video signal；
The interface board, for the audio-video signal received to be sent to outer net.
2. Multichannel fusion signal transmission system in Ethernet as claimed in claim 1, it is characterised in that N number of support
The signal transmission unit of different channels communication mode includes：Optical transmission unit, covered wire transmission unit and wireless broadband transmission list
Member：
The optical transmission unit, for being sent out after the audio-video signal after the modulation is carried out into opto-electronic conversion by the interface board
Deliver to the optical fiber cable in the external world；
The covered wire transmission unit, for the audio-video signal after the modulation to be carried out after digital analogue signal conversion process
Sent by the interface board to covered wire cable；
The wireless broadband transmission unit, for by the audio-video signal modulation conversion after the modulation be high-frequency current signal simultaneously
Sent by the interface board to wireless antenna.
3. Multichannel fusion signal transmission system in Ethernet as claimed in claim 1 or 2, it is characterised in that the operation
Indicator board is controlled, is additionally operable to the voice signal of collection and sends to the audio-frequency module；
The audio-frequency module, is additionally operable to receive the voice signal that the operational control indicator board is sent, sent after being modulated to
The signal transmission module；
The signal transmission module, is additionally operable to receive the voice signal after modulation by the signal transmission unit of selection, and by selecting
The signal transmission unit selected carries out multiple connection to the voice signal after modulation with the audio-video signal after modulation, and by after multiple connection
Signal be transmitted after processing, be sent to the interface board.
4. Multichannel fusion signal transmission system in Ethernet as claimed in claim 2, it is characterised in that：Also include：Calculate
Control module：
The signal transmission module, is additionally operable under the control of said control signal, select one of signal transmission unit to lead to
Cross interface board and receive extraneous audio-video signal, by by the signal transmission unit that selects to the extraneous audio-video signal
Sent after being transmitted processing to the audio-frequency module；
The audio-frequency module, is additionally operable to receive the extraneous audio-video signal that the signal transmission module is sent, after being demodulated
Send to the calculation control module；
The calculation control module, for receiving the extraneous audio-video signal after the demodulation that the audio-frequency module is sent, goes forward side by side
Row decoding display.
5. Multichannel fusion signal transmission system in Ethernet as claimed in claim 4, it is characterised in that
The optical transmission unit, is additionally operable to receive the signal progress photoelectricity turn that extraneous optical fiber cable is sent by the interface board
Sent after changing to the audio-frequency module；
The covered wire transmission unit, the signal for being additionally operable to send covered wire cable by the interface board carries out simulation numeral
Sent after signal conversion processes to the audio-frequency module；
The wireless broadband transmission unit, the signal for being additionally operable to send wireless antenna by the interface board carries out high-frequency signal
Sent after conversion to the audio-frequency module.
6. Multichannel fusion signal transmission system in Ethernet as claimed in claim 1, it is characterised in that also include：Temperature
Management module；
The temperature management module, is connected with the network exchange management module, for monitoring, detecting the Ethernet Nei Duotong
Temperature inside road fusion signal transmission system, controls the start-stop of fan.
7. Multichannel fusion signal transmission system in the Ethernet as described in claim 4 or 5, it is characterised in that
The calculation control module, is additionally operable to monitor the optical fiber transmission unit, covered wire transmission unit and wireless broadband transmission
The use state of unit, to carry out failture evacuation.
8. Multichannel fusion method for transmitting signals in a kind of Ethernet, it is characterised in that comprise the following steps：
Audio-video signal is gathered, and is encoded and modulation treatment；
External operation is received, control signal is obtained according to the external operation；
Under the control of said control signal, select N number of signal transmission unit supported in different channels communication mode will
Audio-video signal after the modulation treatment is sent to outer net after being transmitted processing.
9. Multichannel fusion method for transmitting signals in Ethernet as claimed in claim 8, it is characterised in that also including following step
Suddenly：
Voice signal is gathered, and carries out modulation treatment；
Under the control of said control signal, select N number of signal transmission unit supported in different channels communication mode will
Audio-video signal after the modulation treatment carries out multiple connection with the audio-video signal after the modulation, and the signal after multiple connection is entered
Sent after row transmission process to outer net.
10. Multichannel fusion method for transmitting signals in Ethernet as claimed in claim 8, it is characterised in that also including following
Step：
Under the control of said control signal, N number of signal transmission unit supported in different channels communication mode is selected
Extraneous audio-video signal is received, and processing is transmitted to the extraneous audio-video signal；
Externally shown described after the extraneous audio-video signal of transmission process is demodulated and decoded.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710277431.6A CN107124667A (en) | 2017-04-25 | 2017-04-25 | Multichannel fusion signal transmission system and method in a kind of Ethernet |
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| CN201710277431.6A CN107124667A (en) | 2017-04-25 | 2017-04-25 | Multichannel fusion signal transmission system and method in a kind of Ethernet |
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Cited By (1)
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| CN116886541A (en) * | 2023-08-04 | 2023-10-13 | 中国联合网络通信有限公司深圳市分公司 | Service broadband 5GCPE protection and bandwidth real-time allocation method and system |
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Application publication date: 20170901 |