CN107786852A - A kind of submersible high-speed high capacity data transfer and storage system - Google Patents
A kind of submersible high-speed high capacity data transfer and storage system Download PDFInfo
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- CN107786852A CN107786852A CN201711148192.0A CN201711148192A CN107786852A CN 107786852 A CN107786852 A CN 107786852A CN 201711148192 A CN201711148192 A CN 201711148192A CN 107786852 A CN107786852 A CN 107786852A
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- board
- submersible
- storage system
- data transfer
- module
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2589—Bidirectional transmission
- H04B10/25891—Transmission components
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
-
- 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)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optical Communication System (AREA)
Abstract
The invention discloses a kind of submersible high-speed high capacity data transfer and storage system, the system includes underwater module and module waterborne;Some boards are respectively equipped with underwater module and module waterborne;Board includes core board and some expansion board clampings, and core board and expansion board clamping stack fixation in order, and expansion board clamping is connected respectively with core board.Expansion board clamping is connected with core board card by way of stack connects formula.Core board is arranged on the bottom, stacks gradually expansion board clamping thereon, and parallel and spacing is equal between board.The support fastener of metal or nylon is provided between board, mother daughter board connector is additionally provided between board.Core board is arranged with data processing chip and storage device, and expansion board clamping is respectively equipped with some interfaces.Submersible provided by the invention high-speed high capacity data transfer and storage system, it disclosure satisfy that the real-time Transmission of control data, high speed, the high capacity transmission requirement of video data and sonar data.
Description
Technical field
The present invention relates to a kind of for submersible digital data transmission and the system of storage, in particular it relates to a kind of diving
Device high-speed high capacity data transfer and storage system.
Background technology
Submersible is equipped with different classes of underwater camera on submersible and is swept survey sonar due to job requirements at present.
Camera mainly includes low-light camera, high-definition digital camera etc., and sonar mainly includes simple beam obstacle avoidance sonar, multi-beam image sound
, Multi-beam Echosounding System sonar etc..The common ground of the output data of these equipment is that data volume is big, real-time property requirement is high, number
Critically important according to being operated to submersible, manipulator is by judging that exporting the vision signal returned and Sonar Signal understands underwater work
Make situation, and send appropriate control instruction.For AUV, (autonomous underwater is dived device, Autonomous Underwater
Vehicle), the equipment such as glider, due to work when without umbilical cables, it is therefore desirable to a storage system, can protect in real time
Deposit the data collected.
The content of the invention
It is an object of the invention to provide one kind to be used for submersible vehicle control data, video data, sonar data transfer, stores
System, meet the real-time Transmission of control data, high speed, the high capacity transmission requirement of video data and sonar data.
In order to achieve the above object, it is with high-speed high capacity data transfer and storage the invention provides a kind of submersible
System, wherein, described system includes underwater module and module waterborne;If it is respectively equipped with described underwater module and module waterborne
Dry plate card;Described board includes core board and some expansion board clampings, described core board and expansion board clamping heap in order
Folded to fix, described expansion board clamping is connected respectively with core board.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, described expansion board clamping and core
Board connects by way of stack connects formula.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, described core board is arranged on
The bottom, stack gradually expansion board clamping thereon, parallel and spacing is equal between board, the distance between adjacent board be 1~
2cm, preferably 0.6 inch.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, gold is provided between described board
The support fastener of category or nylon, board are fixed one by one by it;Mother daughter board connector is additionally provided between board, expansion board clamping passes through
It is connected with core board.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, described board, its superiors
It is 1~1.2cm that the distance between top plate, the board and top plate of the superiors is provided with above board, preferably 0.435 inch.It is preferred that
Ground, top plate are fixed also by the support fastener of metal or nylon, and undermost board bottom is provided with bottom plate.Top plate and bottom plate are used
In protection board.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, described core board is arranged with number
According to process chip and storage device, for completing the function such as data processing and storage.Described expansion board clamping is respectively equipped with some
Interface, for functions such as data acquisition, receiving, transmissions, storage device can also be set on expansion board clamping.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, described core board, its data
Process chip includes fpga chip, and storage device includes internal memory and flash memory, preferably DDR3 internal memories and QSPI Flash.FPGA
(Field-Programmable Gate Array), i.e. field programmable gate array, it is programmable in PAL, GAL, CPLD etc.
The product further developed on the basis of device, be as a kind of semi-custom circuit in application specific integrated circuit (ASIC) field and
Occur, both solved the deficiency of custom circuit, and overcome the shortcomings that original programming device gate circuit number is limited again.DDR3 is
A kind of specification of calculator memory product, it belongs to the memory article of SDRAM families, there is provided higher compared to DDR2SDRAM
Operating ettectiveness and lower voltage, be that DDR2SDRAM (synchronous dynamic DRAM) succession (increases to eight
Times), and current popular memory article specification.QSPI is writing a Chinese character in simplified form for Queued SPI, is the SPI that motorola inc releases
The extension of interface, is more widely applied than SPI;SPI is serial peripheral interface, and serial peripheral equipment connects
Mouthful, it is a kind of common clock synchronous serial communication interface;Flash is one kind of storage chip, can be with by specific program
The data of the inside are changed, Flash often represents the Flash Memory meaning in electronics and semiconductor applications, i.e. usually institute
" flash memory " said, Flash EEPROM Memory are named as entirely.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, described expansion board clamping, its interface
Include serial ports, network interface, analog video interface, digital visual interface, and optical fiber interface.Serial line interface abbreviation serial ports, also referred to as goes here and there
Row communication interface or serial communication interface (being often referred to com interface), it is the expansion interface using serial communication mode.Network interface be with
Too network interface, include 100-M network Ethernet, gigabit network interface etc..Optical fiber interface is preferably SFP interfaces, SFP (Small Form-factor
Pluggable GBIC upgraded version) can be simply interpreted as;GBIC (Gigabit Interface Converter), it is
Kilomegabit electric signal is converted to the interface device of optical signal, can be that hot plug uses in design, be that one kind meets international mark
Accurate fungible product.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, described underwater module passes through spiral shell
Bolt is fixed in the pressure-resistant cabin of submersible, and described underwater module is connected with module waterborne by optical fiber and transmits data, under water
Module is data sending terminal, and module waterborne is data receiver.It can be transferred to according to the feature selecting of submersible by optical fiber
The water surface, or preserve in the storage device in data to submersible.
Above-mentioned submersible high-speed high capacity data transfer and storage system, wherein, described module-external waterborne is set
There is shell, described module waterborne is also connected with computer.
Submersible high-speed high capacity data transfer provided by the invention has advantages below with storage system:
The invention provides conventional underwater camera, the data transmission interface of sonar, is mainly regarded including serial communication, simulation
Frequency signaling interface, digital visual interface, 100-M network Ethernet, gigabit network interface etc..More underwater cameras, more sonars can be gathered in real time
Data.The water surface can be transferred to by optical fiber according to the feature selecting of submersible, or preserve data to storage device.The system
Submersible can be solved the problems, such as in terms of high-speed high capacity data are transmitted.
Brief description of the drawings
Fig. 1 is the submersible high-speed high capacity data transfer of the present invention and underwater module and the module waterborne of storage system
Board structure schematic diagram.
Fig. 2 is the submersible high-speed high capacity data transfer of the present invention and underwater module and the module waterborne of storage system
Board assembling schematic diagram.
Fig. 3 is the submersible high-speed high capacity data transfer of the present invention and the principle schematic of storage system.
Fig. 4 is the submersible high-speed high capacity data transfer of the present invention and the network interface design diagram of storage system.
Fig. 5 is that the optical fiber interface design of the submersible high-speed high capacity data transfer and storage system of the present invention is illustrated
Figure.
Wherein:1st, core board;2nd, expansion board clamping;3rd, fastener is supported;4th, mother daughter board connector;5th, top plate;6th, bottom plate.
Embodiment
The embodiment of the present invention is further described below in conjunction with accompanying drawing.
As shown in figure 1, submersible provided by the invention high-speed high capacity data transfer and storage system, include underwater mould
Block and module waterborne;Some boards are respectively equipped with underwater module and module waterborne;Board includes core board 1 and some extensions
Board 2, core board 1 and expansion board clamping 2 stack fixation in order, and expansion board clamping 2 is connected respectively with core board 1.Expansion board
Card 2 is connected with core board 1 by way of stack connects formula.
As shown in Fig. 2 core board 1 is arranged on the bottom, stack gradually expansion board clamping 2 thereon, it is parallel between board and
Spacing is equal, and the distance between adjacent board is 1~2cm, preferably 0.6 inch.Metal or nylon are provided between board
Fastener 3 is supported, board is fixed one by one by it;Mother daughter board connector 4 is additionally provided between board, expansion board clamping 2 passes through itself and core
Core card 1 connects.Be provided with above the boards of the board the superiors the distance between top plate 5, the board and top plate 5 of the superiors be 1~
1.2cm, preferably 0.435 inch.Preferably, top plate 5 is fixed also by the support fastener 3 of metal or nylon, undermost
Board bottom is provided with bottom plate 6.Top plate 5 and bottom plate 6 are used to protect board.
Core board 1 is provided with data processing chip and storage device, for completing the function such as data processing and storage.Extension
Board 2 is respectively equipped with some interfaces, for functions such as data acquisition, receiving, transmissions, can also be set on expansion board clamping 2
Storage device.It is shown in Figure 3.
The data processing chip of core board 1 includes fpga chip, and storage device includes internal memory and flash memory, preferably DDR3
Internal memory and QSPI Flash.FPGA (Field-Programmable Gate Array), i.e. field programmable gate array, it is
The product further developed on the basis of the programming devices such as PAL, GAL, CPLD, led as application specific integrated circuit (ASIC)
A kind of semi-custom circuit in domain and occur, both solved the deficiency of custom circuit, overcome original programming device door again
The shortcomings that circuit number is limited.DDR3 is a kind of specification of calculator memory product, and it belongs to the memory article of SDRAM families, carried
The Operating ettectiveness higher compared to DDR2SDRAM and lower voltage have been supplied, has been that DDR2SDRAM (deposit by synchronous dynamic dynamic random
Take internal memory) succession's (increase to octuple), and current popular memory article specification.QSPI is Queued SPI letter
Write, be the extension for the SPI interface that motorola inc releases, be more widely applied than SPI;SPI is serial peripheral
Interface, Serial Peripheral Interface, it is a kind of common clock synchronous serial communication interface;Flash is storage chip
One kind, the data of the inside can be changed by specific program, and Flash is often represented in electronics and semiconductor applications
The Flash Memory meaning, i.e., usually described " flash memory ", Flash EEPROM Memory are named as entirely.
The interface of expansion board clamping 2 includes serial ports, network interface, analog video interface, digital visual interface, and optical fiber interface.
Serial line interface abbreviation serial ports, also referred to as serial communication interface or serial communication interface (being often referred to com interface), it is to use serial communication
The expansion interface of mode.Network interface is Ethernet interface, includes 100-M network Ethernet, gigabit network interface etc..Optical fiber interface is preferably that SFP connects
Mouthful, SFP (Small Form-factor Pluggable) can simply be interpreted as GBIC upgraded version;GBIC
(Gigabit Interface Converter), is the interface device that kilomegabit electric signal is converted to optical signal, can in design
Think that hot plug uses, be a kind of fungible product for meeting international standard.
Underwater module is bolted in the pressure-resistant cabin of submersible, and underwater module is connected by optical fiber with module waterborne
And data are transmitted, underwater module is data sending terminal, and module waterborne is data receiver.Can be according to the feature selecting of submersible
The water surface is transferred to by optical fiber, or preserved in the storage device in data to submersible.Module-external waterborne is provided with shell, water
Upper module is also connected with computer.
Submersible provided by the invention is made more of high-speed high capacity data transfer and storage system with reference to embodiment
Further describe.
Embodiment 1
A kind of submersible high-speed high capacity data transfer and storage system, according to the operating characteristic of submersible, the system
It is designed as modular construction.Mainly include underwater module and water surface module, underwater module plays transmitting terminal in the entire system
Effect, there is provided serial ports, analog video interface, digital visual interface, 100-M network Ethernet, the interface such as gigabit network interface.Underwater module
Some interfaces, core board and extension are provided with the whole module of water surface module according to the pattern of core board+expansion board, expansion board
The method that plate connects formula by stack connects, and the spacing between each board is 0.6 inch, by the support of metal or nylon between board
The secure attachment one by one of fastener 3.According to the number of ports amount and type being actually needed, board expansion interface is added.So pass through spiral shell
Stack connection module can be fixed in the pressure-resistant cabin of submersible by bolt, only take up seldom space.Pass through the underwater mould of such mode
Block can is very easily embedded into system.The water surface can be transferred to by optical fiber according to the feature selecting of submersible, or
Data are preserved to storage device.Water surface module plays receiving terminal in systems, is designed as the form of standard 2U frames, can be with
Conveniently it is fixed in ROV (remotely pilotless submersible, Remote Operated Vehicle) Control Room.According to underwater module
The interface quantity used, adjust the type of expansion board clamping 2.And the data of various sensors are included in corresponding PC (personal
Computer, personal computer) on.
The system is designed using the pattern of core board+expansion board.Core board completes high-speed data processing using FPGA
With the function of storage.The functions such as expansion board data acquisition, receiving, transmission, different plates provide serial ports, network interface, SFP etc. and connect
Mouthful.Referring to shown in Fig. 4 and Fig. 5.The core board of water surface module has the function of receiving data, and the core board of underwater module has hair
The function of data is sent, connecing formula high speed mother daughter board connector 4 using stack between core board and expansion board connects.
Core board is mainly made up of FPGA+2 DDR3+QSPI FLASH, undertakes what FPGA high-speed datas were handled and stored
Function.Read and write plus the high-speed data between FPGA and two panels DDR3, data bit width is 32, and the bandwidth of whole system is up to
25Gb/s(800M×32bit);Other two panels DDR3 capacity is up to 8Gbit, meets in data handling procedure to high buffering area
Demand.The FPGA this time selected is the XC7A100T chips of XILINX companies ARTIX-7 series.Lead between XC7A100T and DDR3
The clock frequency of letter reaches 400Mhz, data rate 800Mhz, fully meets the demand of high-speed, multi-path data processing.FPGA
GTP passages be also coupled to SFP optical module interfaces, it is possible to achieve the data transfer of optical fiber.Memory plane is fast according to the storage of core board
The capacity of rate and data storage considers, has used the NAND Flash-K9K8G08UoI of 10 Samsang companies 8Gb capacity, often
The capacity of individual DDR chips is 8Gb.
Submersible provided by the invention high-speed high capacity data transfer and storage system, can effectively solve submersible in reality
When transmit, store great amount of images data message and the problem of during sonar information.And convenient expansion interface is provided, facilitate basis
Demand expansion board clamping, sensor interface is added, be easy to fixed, integrated, and provided output redundant interface, prevent loss of data.
Although present disclosure is discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read the above, for the present invention's
A variety of modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. a kind of submersible high-speed high capacity data transfer and storage system, it is characterised in that described system includes underwater
Module and module waterborne;
Some boards are respectively equipped with described underwater module and module waterborne;
Described board includes core board and some expansion board clampings, and described core board and expansion board clamping, which stack, to be fixed, institute
The expansion board clamping stated is connected respectively with core board.
2. submersible as claimed in claim 1 high-speed high capacity data transfer and storage system, it is characterised in that described
Expansion board clamping is connected with core board card by way of stack connects formula.
3. submersible as claimed in claim 2 high-speed high capacity data transfer and storage system, it is characterised in that described
Core board is arranged on the bottom, stacks gradually expansion board clamping thereon, and parallel and spacing is equal between board, adjacent board it
Between distance be 1~2cm.
4. submersible as claimed in claim 3 high-speed high capacity data transfer and storage system, it is characterised in that described
Support fastener is provided between board, board is fixed one by one by it;Mother daughter board connector, expansion board cartoon are additionally provided between board
It is crossed to be connected with core board.
5. submersible as claimed in claim 4 high-speed high capacity data transfer and storage system, it is characterised in that described
Board, it is 1~1.2cm that the board top of its superiors, which is provided with the distance between top plate, the board and top plate of the superiors,.
6. submersible as claimed in claim 4 high-speed high capacity data transfer and storage system, it is characterised in that described
Core board is arranged with data processing chip and storage device, and described expansion board clamping is respectively equipped with some interfaces.
7. submersible as claimed in claim 6 high-speed high capacity data transfer and storage system, it is characterised in that described
Core board, its data processing chip include fpga chip, and storage device includes internal memory and flash memory.
8. submersible as claimed in claim 6 high-speed high capacity data transfer and storage system, it is characterised in that described
Expansion board clamping, its interface include serial ports, network interface, analog video interface, digital visual interface, and optical fiber interface.
9. submersible as claimed in claim 1 high-speed high capacity data transfer and storage system, it is characterised in that described
Underwater module is bolted in the pressure-resistant cabin of submersible, and described underwater module is connected simultaneously by optical fiber with module waterborne
Data are transmitted, underwater module is data sending terminal, and module waterborne is data receiver.
10. submersible as claimed in claim 9 high-speed high capacity data transfer and storage system, it is characterised in that described
Module-external waterborne be provided with shell, described module waterborne is also connected with computer.
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CN201711148192.0A CN107786852A (en) | 2017-11-17 | 2017-11-17 | A kind of submersible high-speed high capacity data transfer and storage system |
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CN108959114A (en) * | 2018-05-22 | 2018-12-07 | 长沙金信诺防务技术有限公司 | A kind of sonar contact data recording equipment and recording method |
CN112816810A (en) * | 2020-12-28 | 2021-05-18 | 国网北京市电力公司 | Data acquisition device and data acquisition method |
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