CN108134782A - A kind of method based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations - Google Patents
A kind of method based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations Download PDFInfo
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- CN108134782A CN108134782A CN201711348407.3A CN201711348407A CN108134782A CN 108134782 A CN108134782 A CN 108134782A CN 201711348407 A CN201711348407 A CN 201711348407A CN 108134782 A CN108134782 A CN 108134782A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/80—Responding to QoS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/35—Switches specially adapted for specific applications
- H04L49/351—Switches specially adapted for specific applications for local area network [LAN], e.g. Ethernet switches
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/35—Switches specially adapted for specific applications
- H04L49/356—Switches specially adapted for specific applications for storage area networks
- H04L49/357—Fibre channel switches
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- Signal Processing (AREA)
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- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a kind of method based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, including：Video interface transition components, FPGA module, Ethernet optical module；Video interface transition components are used to the standard video format data that video card exports being converted to parallel RGB data, and data processing is carried out for FPGA module；FPGA module is handled and is encapsulated to parallel RGB data, and Ethernet optical module is sent to by high-speed transceiver；Ethernet optical module completes 10,000,000,000 network datas and is converted to optical signal, carries out data transmission in 10,000,000,000 fiber optic networks.The present invention solves the problems, such as that high-bandwidth video is remote, stablizes transmission, substantially increases video display efficiency；Ethernet protocol and FC agreements have been merged in same optical fiber, has saved use cost, maintenance cost that two kinds of buses connect up respectively；The interface standard of transmission of video use is unified, original detecting devices is suitble to be integrated with calculating control system.
Description
Technical field
The invention belongs to the high-bandwidth video transmission technique fields based on efficient video transport protocol, are related to one kind and are based on
The method of 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations.
Background technology
At present in military electronic information system, the transmission of video image is often transmitted by Ethernet.And ether
FidonetFido mainly carries out data transfer using udp protocol, and udp protocol does not ensure the sequence of data and accurate arrival recipient, can
Can there is a situation where to lose datagram.And video shows the interim card that can't stand data transmission, delay and loss of data, particularly
In military electronic information system, video, which is shown, is related to the key tasks such as operational commanding, less there may be the above situation.And
FC-AV agreements are that the agreement of video stream data is specially used for transmission in FC protocol suites, support the data transmission of high-bandwidth video, special
The high-bandwidth videos flow data such as 1080p, 2K, 4K Shi He not transmitted.
Currently, for the network architecture of military electronic information system mainly using based on Ethernet, ten thousand mbit ethernets are main
FCoE agreements and 10,000,000,000 networks are combined by the channel of high speed data delivery, you can ensure the continuous-stable of video flowing, and can
The efficiency, cost-effective of transmission of video is improved, is transmitted for military electronic information system high-bandwidth video and excellent solution party is provided
Method.
Invention content
(1) goal of the invention
The purpose of the present invention is：The defects of overcoming in the prior art provides one kind by FCoE agreements in ten thousand mbit ethernets
The method that high-bandwidth video is transmitted in network.
(2) technical solution
In order to solve the above technical problem, the present invention provides one kind to be based on 10,000,000,000 network transmission high bandwidth of FCoE protocol realizations
The method of video, which is characterized in that including：Video interface transition components, FPGA module, Ethernet optical module；Video interface turns
Component is changed for the standard video format data that video card exports to be converted to parallel RGB data, is carried out at data for FPGA module
Reason；FPGA module is handled and is encapsulated to parallel RGB data, and Ethernet optical module is sent to by high-speed transceiver；Ether
Net optical module completes 10,000,000,000 network datas and is converted to optical signal, carries out data transmission in 10,000,000,000 fiber optic networks.
Wherein, it further includes：DDR data buffers connect FPGA module, the RGB data that FPGA module receives are flowed into
Row data buffer storage waits for FPGA processing.
Wherein, it further includes：Clock-reset power supply circuit, for FPGA module provide work clock, electrification reset control,
Code is downloaded, power supply function of supplying power.
Wherein, it further includes：Logical design, logical design include RGB data receiving module, ddr interface logic, FC-AV associations
View processing logic, FCoE mapping processing logic, 10,000,000,000 network MACs/PHY function logics, high-speed transceiver logic.
Wherein, RGB data stream is carried out data buffer storage, and by number by the RGB data receiving module by ddr interface logic
According to format conversion is carried out, FC-AV protocol processing logics are sent to fixed form.
Wherein, the ddr interface logic be used to, to the access controls of DDR data cache modules, realize data caching and
It reads.
Wherein, the FC-AV protocol process module completes the FC data frames that video data is encapsulated as FC-AV forms, and will
Data frame is transmitted to next stage processing module.
Wherein, the FCoE mappings processing logic completes the FC-2 layers of association for arriving Ethernet protocol MAC link layers in FC agreements
View mapping, FC-4 layers of realization FC-AV agreements, video data is packaged according to FC video frame formats；FC-3 layers of realization FC frames
Network management, routing iinformation management function；FC-2 layers are completed the processing of FC signaling protocols；FC-4, FC-3, FC-2 layer protocol are realized
FC-AV upper-layer protocols, the physical layer of FC agreements, link layer realization are mapped to by FCoE MAC layer, the PHY layer of Ethernet.
Wherein, 10,000,000,000 network MACs/PHY logics complete by the data of protocol conversion according to Ethernet protocol standard into
The processing of row MAC/PHY layer functions, and give data after processing to high-speed transceiver；High-speed transceiver completes the transmission of high speed signal
And reception.
The present invention also provides a kind of method based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, based on upper
System realization is stated, process is：The hardware circuit of 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations is powered up first, depending on
Frequency interface conversion component decodes each road video received, restores raw image data, store in DDR data buffers；
Fpga logic reads the data in DDR data buffers, carries out format conversion；Data are subjected to FCoE protocol processes again,
FCoE agreements remain the protocol stack of more than FC-2, and FC-4 layer protocols use FC-AV agreements, and data are carried out with the envelope of FC video frame
Dress；Packaged data are handled by FCoE mappings, are sent to ten thousand mbit ethernet MAC/PHY processing logics, are completed Ethernet protocol
Encapsulation and processing；The data encapsulated by Ethernet protocol are sent to Ethernet optical module by high-speed transceiver, are converted to ten thousand
Million network optical signals, are sent in 10,000,000,000 fiber optic networks.
(3) advantageous effect
The method based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations that above-mentioned technical proposal is provided solves
High-bandwidth video is remote, stablizes the problem of transmission, substantially increases video display efficiency；Merged in same optical fiber with
Too fidonetFido and FC agreements save use cost, maintenance cost that two kinds of buses connect up respectively；Transmission of video use is unified
Interface standard, there is to be easier to transplanting for the Military Application of demand multitude of video processing, original detect is suitble to set
Standby (such as radar, sonar, infrared, photoelectricity) is integrated with calculating control system.
Description of the drawings
Fig. 1 is the system hardware block diagram the present invention is based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations.
Fig. 2 is the layering logic layers schematic diagram of FCoE protocol realizations of the present invention.
Fig. 3 is the logic theory block diagram of FCoE protocol processes of the present invention.
Specific embodiment
To make the purpose of the present invention, content and advantage clearer, with reference to the accompanying drawings and examples, to the present invention's
Specific embodiment is described in further detail.
With reference to shown in Fig. 1, system of the present embodiment based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations includes：
Video interface transition components, FPGA module, Ethernet optical module；Video interface transition components are used to regard the standard that video card exports
Frequency formatted data is converted to parallel RGB data, and data processing is carried out for FPGA module；FPGA module carries out parallel RGB data
Processing and encapsulation, Ethernet optical module is sent to by high-speed transceiver；Ethernet optical module completes the conversion of 10,000,000,000 network datas
For optical signal, carry out data transmission in 10,000,000,000 fiber optic networks.
The present embodiment system further includes：DDR data buffers connect FPGA module, the RGB numbers that FPGA module is received
Data buffer storage is carried out according to stream, waits for FPGA processing.
Clock-reset power supply circuit, for providing FPGA module work clock, electrification reset control, code download, electricity
Source function of supplying power.
The present embodiment system further includes：Logical design, logical design mainly includes RGB data receiving module, ddr interface is patrolled
It collects, FC-AV protocol processing logics, FCoE mapping processing logic, 10,000,000,000 network MACs/PHY function logics, high-speed transceiver logic.
RGB data stream is carried out data buffer storage, and data are carried out lattice by RGB data receiving module by ddr interface logic
Formula is converted, and FC-AV protocol processing logics are sent to fixed form.
Ddr interface logic completes the access control to DDR data cache modules, realizes caching and the reading of data.
FC-AV protocol process module completes video data and is encapsulated as the FC data frames of FC-AV forms, and data frame is passed
It is delivered to next stage processing module.
FCoE mapping processing logics are completed the FC-2 layers of agreement to Ethernet protocol MAC link layers in FC agreements and are mapped.Such as
Shown in Fig. 2 and Fig. 3, video data is packaged by FC-4 layers of realization FC-AV agreements according to FC video frame formats；FC-3 layers real
The network management of existing FC frames, routing iinformation management function；FC-2 layers are completed the processing of FC signaling protocols；FC-4, FC-3, FC-2 layers of association
View realizes FC-AV upper-layer protocols, the physical layer of FC agreements, link layer realize by FCoE be mapped to Ethernet MAC layer,
PHY layer.
10000000000 network MACs/PHY logics are completed the data of protocol conversion carrying out MAC/PHY according to Ethernet protocol standard
Layer function processing, and give data after processing to high-speed transceiver.
High-speed transceiver is the logical resource inside FPGA, is a kind of hardware circuit, completes the transmission of high speed signal
And reception.
In the present embodiment, FGPA is high-speed field programmable gate array, and logic gate array is carried out with hardware description language
Programming realizes that FC-AV protocol conversions are transmitted to Ethernet protocol.
Based on system above, the mistake of method of the present embodiment based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations
Cheng Wei：The hardware circuit of 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations is powered up first, video interface transition components,
Each road video received is decoded, restores raw image data, stores in DDR data buffers；Fpga logic is by DDR numbers
It is read according to the data in buffer, carries out format conversion；Data are subjected to FCoE protocol processes again, FCoE agreements remain FC-2
Above protocol stack, FC-4 layer protocols use FC-AV agreements, and data are carried out with the encapsulation of FC video frame；Packaged data are led to
FCoE mappings processing is crossed, ten thousand mbit ethernet MAC/PHY processing logics is sent to, completes Ethernet protocol encapsulation and processing；By with
The data of too fidonetFido encapsulation are sent to Ethernet optical module by high-speed transceiver, are converted to 10,000,000,000 network optical signals, send
Into 10,000,000,000 fiber optic networks.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformation can also be made, these are improved and deformation
Also it should be regarded as protection scope of the present invention.
Claims (10)
- A kind of 1. method based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, which is characterized in that including：Video connects Mouth transition components, FPGA module, Ethernet optical module；Video interface transition components are used for the standard video format for exporting video card Data are converted to parallel RGB data, and data processing is carried out for FPGA module；FPGA module to parallel RGB data carry out processing and Encapsulation, Ethernet optical module is sent to by high-speed transceiver；Ethernet optical module completes 10,000,000,000 network datas and is converted to light letter Number, carry out data transmission in 10,000,000,000 fiber optic networks.
- 2. the method as described in claim 1 based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, feature exist In further including：DDR data buffers connect FPGA module, and the RGB data stream that FPGA module is received carries out data buffer storage, Wait for FPGA processing.
- 3. the method as claimed in claim 2 based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, feature exist In further including：Clock-reset power supply circuit, for FPGA module provide work clock, electrification reset control, code download, Power supply function of supplying power.
- 4. the method as claimed in claim 3 based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, feature exist In further including：Logical design, logical design include RGB data receiving module, ddr interface logic, FC-AV protocol processing logics, FCoE mapping processing logic, 10,000,000,000 network MACs/PHY function logics, high-speed transceiver logic.
- 5. the method as claimed in claim 4 based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, feature exist RGB data stream is carried out data buffer storage by ddr interface logic in, the RGB data receiving module, and by data into row format Conversion, FC-AV protocol processing logics are sent to fixed form.
- 6. the method as claimed in claim 5 based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, feature exist In the ddr interface logic is used for the access control to DDR data cache modules, realizes caching and the reading of data.
- 7. the method as claimed in claim 6 based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, feature exist In the FC-AV protocol process module completes video data and is encapsulated as the FC data frames of FC-AV forms, and data frame is transmitted To next stage processing module.
- 8. the method as claimed in claim 7 based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, feature exist In the FCoE mappings processing logic is completed the FC-2 layers of agreement to Ethernet protocol MAC link layers in FC agreements and mapped, FC-4 Layer realizes FC-AV agreements, and video data is packaged according to FC video frame formats；The network management of FC-3 layers of realization FC frames, Routing iinformation management function；FC-2 layers are completed the processing of FC signaling protocols；FC-4, FC-3, FC-2 layer protocol realize FC-AV upper stratas Agreement, the physical layer of FC agreements, link layer realization are mapped to MAC layer, the PHY layer of Ethernet by FCoE.
- 9. the method as claimed in claim 8 based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, feature exist In 10,000,000,000 network MACs/PHY logics are completed the data of protocol conversion carrying out MAC/PHY layers according to Ethernet protocol standard Function treatment, and give data after processing to high-speed transceiver；High-speed transceiver completes sending and receiving for high speed signal.
- A kind of 10. method based on 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations, which is characterized in that will based on right The system in 9 is asked to realize that process is：The hardware circuit of 10,000,000,000 network transmission high-bandwidth video of FCoE protocol realizations is added first Electricity, video interface transition components decode each road video received, restore raw image data, storage to DDR data buffer storages In device；Fpga logic reads the data in DDR data buffers, carries out format conversion；Data are carried out at FCoE agreements again Reason, FCoE agreements remain the protocol stack of more than FC-2, and FC-4 layer protocols use FC-AV agreements, and FC video frame is carried out to data Encapsulation；Packaged data are handled by FCoE mappings, are sent to ten thousand mbit ethernet MAC/PHY processing logics, are completed Ethernet Protocol encapsulation and processing；The data encapsulated by Ethernet protocol are sent to Ethernet optical module by high-speed transceiver, convert For 10,000,000,000 network optical signals, it is sent in 10,000,000,000 fiber optic networks.
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Application publication date: 20180608 |