CN107168644B - High-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces - Google Patents
High-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces Download PDFInfo
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- CN107168644B CN107168644B CN201710217506.1A CN201710217506A CN107168644B CN 107168644 B CN107168644 B CN 107168644B CN 201710217506 A CN201710217506 A CN 201710217506A CN 107168644 B CN107168644 B CN 107168644B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/061—Improving I/O performance
- G06F3/0611—Improving I/O performance in relation to response time
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
- G06F13/4204—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus
- G06F13/4221—Bus transfer protocol, e.g. handshake; Synchronisation on a parallel bus being an input/output bus, e.g. ISA bus, EISA bus, PCI bus, SCSI bus
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
- G06F3/061—Improving I/O performance
- G06F3/0613—Improving I/O performance in relation to throughput
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0655—Vertical data movement, i.e. input-output transfer; data movement between one or more hosts and one or more storage devices
- G06F3/0656—Data buffering arrangements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
- G06F3/0671—In-line storage system
- G06F3/0673—Single storage device
- G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
- G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
- G06F5/065—Partitioned buffers, e.g. allowing multiple independent queues, bidirectional FIFO's
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2213/00—Indexing scheme relating to interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F2213/0024—Peripheral component interconnect [PCI]
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- Information Transfer Systems (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
The present invention relates to data record fields, propose a kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces, including data record control module, embedded computer board, solid state disk memory module, touch display and power management module, the data record control module includes triggering administrative unit, main control unit, fiber data receiving unit, DDR3 data buffer storage units, PCI-E interface control unit；The input terminal of the triggering administrative unit is connect with digital signal receiver, output end is connect with main control unit, the main control unit is connect with fiber data receiving unit, the fiber data receiving unit includes multiple SFP fiber interface modules, and the PCI-E interface control unit is connect by PCI-E interface with the solid state disk memory module and embedded computer board；The high-speed transfer and record of data may be implemented in the present invention, can be widely applied to the fields such as broadcast, mobile communication, aerospace and national defence and automobile industry.
Description
Technical field
The present invention relates to data loggers, and in particular to a kind of high-speed high capacity broadband I/Q numbers based on SFP optical fiber interfaces
According to recorder.
Background technology
In the related fields such as broadcast, mobile communication, aerospace and national defence and automobile industry, the nothing of real time digital signal
Loss record, storage and playback directly determine the height of testing level, affect equipment performance and the degree of reliability.With China's phase
The rapid development in pass field, equipment performance is continuously improved, while equipping complexity and also rapidly increasing.Only test equipment is fast
Defect is equipped in the more test datas of offer of speed, discovery that could promptly and accurately, and the reliability to improve equipment shortens equipment
R&D cycle.Therefore, it is necessary to develop a kind of broadband I/Q data receivers of high-speed high capacity to equip to meet the survey to associated equipment
Examination requires.
The domestic progress in terms of foundation class test equipment is very big at present.Although in terms of obtaining high-speed data in real time
Functional similar instrument, but the versatility of instrument is bad, message transmission rate is not big enough, cannot be satisfied detected with high accuracy dress
Standby long-time testing requirement.Therefore, either the presence states inspection, maintenance or the development of detection equipment of signal equipment,
Production all proposes demand to the high-speed high capacity data logger for recording and handling digital signal in real time.
Invention content
The present invention is to solve the problems, such as that data logger recording rate is relatively low in the prior art and lack of memory capacity
Meet test equipment to full-featured, transmission rate is high, the requirement of the big data logger of memory capacity, provides a kind of collection
Record, data processing and high-speed high capacity are stored in the integrated high-speed high capacity broadband I/Q numbers based on SFP optical fiber interfaces in real time
According to recorder.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：A kind of high speed based on SFP optical fiber interfaces
Large capacity broadband I/Q data loggers, including data record control module, embedded computer board, solid state disk store mould
Block, touch display and power management module, the data record control module include triggering administrative unit, main control unit, light
Fine data receipt unit, DDR3 data buffer storage units, PCI-E interface control unit；It is described triggering administrative unit input terminal with
Digital signal receiver connects, and output end is connect with main control unit, the trigger signal for receiving data signal receiver transmission,
And triggering response signal is generated after being handled and is sent to the main control unit；The main control unit and fiber data receiving unit
Connection, the triggering response signal for being sent according to triggering administrative unit control the fiber data receiving unit and carry out data
It receives；The fiber data receiving unit includes multiple SFP fiber interface modules, for being believed from number by SFP optical fiber interfaces
Number receiver, which receives, to be sent to DDR3 data buffer storage units after data and carries out data buffer storage；The PCI-E interface control unit is logical
It crosses PCI-E interface to connect with the solid state disk memory module and embedded computer board, be used for DDR3 data buffer storages
The data of unit caches are transferred to solid state disk memory module by PCI-E interface, and realize data note by PCI-E interface
Record the communication connection between control module and embedding assembly machine host；The embedded computer board is used for the data
It records control module and carries out parameter configuration, Data Management Analysis；The touch display is logical with the embedded computer board
Serial ports connection is crossed, for the trigger signal types of input selection and the recording process of display data.
The fiber data receiving unit include four SFP fiber interface modules, four high speed gigabit transceivers and
Position matching fifo module, the input terminal difference one of high speed gigabit transceiver described in the output end of the SFP fiber interface modules
One is correspondingly connected with, and the output end of the high speed gigabit transceiver is connect with position matching fifo module, and institute's rheme matches FIFO moulds
The output end of block is connect with the input terminal of DDR3 data buffer storage units.
The triggering administrative unit includes trigger signal selecting unit, trigger condition judging unit, triggering response signal production
Raw unit；The output end of the trigger signal selecting unit is connect with the input terminal of trigger condition judging unit, and trigger condition is sentenced
The output end of order member generates unit with the triggering response signal and connect.
The triggering administrative unit, main control unit, high speed gigabit transceiver GTX0, GTX1, GTX2, GTX3 and position
It being integrated in fpga chip with fifo module and DDR3 data buffer storage units, the main control unit is fpga logic control module,
The fpga chip by fpga logic control module realize data unpack, data be packaged, clock compensation, position match FIFO and
Data buffer storage.
The PCI-E interface control unit is integrated in fpga chip, and the PCI-E interface control unit includes PCI-E
Send engine, PCI-E receives engine and clock correcting module, the clock correcting module and the PCI-E send engine and
PCI-E receives engine connection, and the PCI-E sends engine and PCI-E receives engine and stored by PCI-E interface and solid state disk
Module connects.
The embedded computer board include microprocessor, internal storage location, display control unit and PCI-E, USB,
LAN, SATA, VGA general-purpose interface.
The DDR3 data buffer storage units are DDR3 SODIMM storage chips, and the data record control module is FPGA
Chip, the data record control module are delayed data by soft cores of DDR3 controllers IP built in fpga chip and MCB stones
There are DDR3 SODIMM storage chips.
A kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces, further include GPS positioning
Module, GPS positioning module are connect with the main control unit, and the main control unit is additionally operable to read from the GPS positioning module and sit
Information is marked, and it is written together with record data in data buffer storage unit and solid state disk memory module.
The present invention has the advantages that compared with prior art：A kind of height based on SFP optical fiber interfaces of the present invention
Fast large capacity broadband I/Q data loggers, including the storage of data record control module, embedded computer board, solid state disk
Module, touch display and power management module, data record control module pass through a PCI-E bus and embedded computer
High-speed data is stored in solid state disk by high-speed communication between mainboard by another PCI-E bus；Data record control module packet
Multigroup SFP optic fiber transceiver modules are included, there is multigroup fiber data transceiver channel, valid data bit wide 128bit, the maximum data note
Record rate 20Gbps, sample range 1kSa/s~500MSa/s, solid state disk memory module can reach 2TB capacity storage skies
Between, it can be with real-time storage high-speed data；In addition, the high-speed high capacity broadband I/Q data records in SFP optical fiber interfaces of the present invention
Instrument has the function of data management function, the modification of data time information；In addition, the present invention has the standard interfaces such as LAN, USB, VGA,
GPS coordinate record can be carried out, and will be in coordinate information mark to record data with external GPS positioning module.
Description of the drawings
Fig. 1 is a kind of high-speed high capacity broadband I/Q data records based on SFP optical fiber interfaces that the embodiment of the present invention proposes
The general structure schematic diagram of instrument；
Fig. 2 is SFP optical fiber interface data transmission principle figures；
Fig. 3 is the schematic diagram of data reception module in the embodiment of the present invention；
Fig. 4 is the attachment structure schematic diagram of pci interface control unit and solid state disk memory module in the embodiment of the present invention；
Fig. 5 is complete machine software level block diagram in the embodiment of the present invention.
Specific implementation mode
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described, it is clear that described embodiment be the present invention a part of the embodiment, without
It is whole embodiment；Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
The every other embodiment obtained is put, shall fall within the protection scope of the present invention.
It is a kind of high-speed high capacity broadband I/ based on SFP optical fiber interfaces provided in an embodiment of the present invention as shown in Fig. 1 ~ 4
Q data recorder, including data record control module, embedded computer board, solid state disk memory module, touch display
And power management module, the data record control module include triggering administrative unit, main control unit, fiber data reception list
Member, DDR3 data buffer storage units, PCI-E interface control unit；The input terminal and digital signal reception of the triggering administrative unit
Machine connects, and output end connect with main control unit, the trigger signal transmitted for receiving data signal receiver, and after being handled
It generates triggering response signal and is sent to the main control unit；The main control unit is connect with fiber data receiving unit, is used for root
According to the triggering response signal that triggering administrative unit is sent, controls the fiber data receiving unit and carry out data receiver；The light
Fine data receipt unit includes multiple SFP fiber interface modules, for being received from digital signal receiver by SFP optical fiber interfaces
It is sent to DDR3 data buffer storage units after data and carries out data buffer storage；The PCI-E interface control unit passes through PCI-E interface point
It is not connect with solid state disk memory module and embedded computer board, the data for caching DDR3 data buffer storage units are led to
It crosses PCI-E interface and is transferred to solid state disk memory module, the PCI-E interface control unit is additionally operable to through PCI-E interface reality
Existing communication connection between data record control module and embedding assembly machine host；The embedded computer board for pair
The data record control module carries out parameter configuration and Data Management Analysis；The touch display and the embedded meter
It calculates mainboard to connect by serial ports, for the trigger signal types of input selection and the recording process of display data.
Specifically, as shown in Figure 1, the fiber data receiving unit include four SFP fiber interface modules SFP0,
SFP1, SFP2, SFP3, four high speed gigabit transceiver GTX0, GTX1, GTX2, GTX3 and position match fifo module, SFP
The input terminal of the output end high speed gigabit transceiver of fiber interface module connects one to one respectively, high speed gigabit transceiver
Output end and position matching fifo module connect, institute's rheme matches the defeated of the output end of fifo module and DDR3 data buffer storage units
Enter end connection.As shown in Fig. 2, for the data receiver schematic diagram of SFP optic modules, SFP fiber interface modules are using inside FPGA
The parallel transceiving data of high speed gigabit transceiver, gigabit transceiver use CML（Current Mode Logic）Logic level,
The technologies such as line coding and preemphasis can greatly reduce clock skew, signal decaying and circuit noise to receptivity
It influences, therefore, may be implemented to dock with external equipment and to height with SFP optic modules using multi-channel high-speed gigabit transceiver
The transmitting-receiving of fast data, single-channel data rate 6.25Gbps, rate 25Gbps on four path parallel line, in order to ensure data transmission
It is reliably encoded using 8B/10B, therefore rate is 20Gbps on active line.In addition, data may be implemented in DDR3 data buffer storage units
Cache.
Specifically, as shown in Figure 1, the triggering administrative unit includes trigger signal selecting unit, trigger condition judgement list
Member, triggering response signal generate unit；The input of the output end and trigger condition judging unit of the trigger signal selecting unit
End connection, the output end of trigger condition judging unit generate unit with the triggering response signal and connect.When receiving data, it touches
It signals to be sent into trigger signal administrative unit by trigger port, which is responsible for and decision signal arrival time and triggering
Then the priority of device generates triggering response signal.Triggering response signal is transferred to the master control of high-speed data recording control module
Unit processed, to realize that the record to high-speed data triggers.Specifically, user is defeated to trigger signal selecting unit by touch screen
The trigger signal types for entering selection are specifically as follows I/Q level triggers, external signal triggering, clocked flip, Ethernet remotely touch
Any one or a few of hair and manually triggering etc. input after trigger signal selecting unit receives trigger signal according to user
Trigger signal types are selected, and the trigger signal that selection obtains is sent to trigger condition judging unit, trigger condition
Whether judging unit judgement trigger signal meets condition, and trigger signal, hair are generated if satisfied, then triggering response signal and generating unit
It is sent to main control unit；Main control unit control SFP optical fiber interface data receipt units start to receive data and are written into DDR3 numbers
According to buffer unit, solid state disk memory module is written to by PCI-E interface under the control of host computer by the data of caching
In.
Specifically, the triggering administrative unit, main control unit, high speed gigabit transceiver GTX0, GTX1, GTX2, GTX3
And position matching fifo module and DDR3 data buffer storage units can be integrated in fpga chip, as shown in figure 3, main control unit is
For fpga logic control module, the fpga chip realizes that data unpack by fpga logic control module, and data are packaged, clock
Compensation, position match FIFO and data buffer storage.
Specifically, as shown in Figure 1, the embedded computer board includes microprocessor, internal storage location, display control list
Member is additionally provided with PCI-E, USB, LAN, SATA, VGA general-purpose interface, embedding assembly owner on the embedded computer board
Data between plate and data record control module are communicated to be realized by PCI-E bus registers, and control command passes through PIO moulds
Formula is transmitted, and data are transmitted with DMA mode.The embedded computer board that the embodiment of the present invention uses is not only highly integrated
Change, and has the characteristics that operation is low in energy consumption, structure size is small, peripheral components can need customization according to user.The embedded master
Plate for users to use, can pass through PCI-E interface and data equipped with many generals such as PCI-E, USB, LAN, SATA, VGA interface
Control module docking is recorded, touch display screen can be connected by universal serial bus.The company of production embedded main board has very in the market
It is more, the abundant source of goods can be provided, flexibly apolegamy can be needed according to user, the ability of maintenance of data logger is enhanced and can expand
Malleability.
Specifically, as shown in figure 4, the PCI-E interface control unit can also be integrated in fpga chip, the PCI-
E interface control unit includes that PCI-E sends engine, PCI-E receives engine and clock correcting module, the clock correcting module with
The PCI-E sends engine and PCI-E receives engine, and the PCI-E sends engine and PCI-E receives engine and connect by PCI-E
Mouth is connect with solid state disk memory module.Since conventional hard volume is big, power consumption is high, cannot meet requirement to access speed,
And the solid state disk based on Flash chip framework has the good characteristics such as fast read or write speed, anti-vibration low in energy consumption, small, this
Invention is by design for the PCI-E of solid state disk storage mode（x8）Interface realizes FPGA to the number of solid state disk memory module
According to storage.PCI-E（x8）Interface supports the data transmission rate of highest 40GT/s.The present invention is real using FPGA control PCI-E interfaces
Existing high-speed high capacity data storage completes data storage together with data cache module cooperation.The memory space of solid state disk
2T can be reached, data storage capacity is big, and storage speed is fast.
Specifically, a kind of high-speed high capacity broadband I/Q data note based on SFP optical fiber interfaces that the embodiment of the present invention proposes
Instrument is recorded, the DDR3 data buffer storage units can be DDR3 SODIMM storage chips, and the data record control module is FPGA
Chip, the data record control module are delayed data by soft cores of DDR3 controllers IP built in fpga chip and MCB stones
There are DDR3 SODIMM storage chips.The memory of DDR3 SODIMM storage chips can be 4G, be deposited by broken DDR3 SODIMM
Storage chip can easily realize that buffer memory capacity extends.
Further, a kind of high-speed high capacity broadband I/Q data based on SFP optical fiber interfaces that the embodiment of the present invention proposes
Recorder can also include GPS positioning module, and GPS positioning module is connect with the main control unit, and the main control unit is additionally operable to
Coordinate information is read from the GPS positioning module, and data buffer storage unit and solid state disk is written into together with record data in it
In memory module.
Further, the embedded computer board in the embodiment of the present invention can be adopted with embedded software, complete machine software
Use Win 7 as development platform, to provide power identical with desktop PC.The high-speed high capacity broadband of the present invention
Data logger is one based on hardware, the entirety that software, hardware are combined closely, while having data receiver, time letter
Cease the functions such as mark, file management, interactive operation guidance.The purpose of Software for Design is made by the control to hardware circuit
It can record data in a particular manner.As shown in figure 5, Software for Design level is broadly divided into：Human-computer interaction layer, logic control
Layer, bus interface layer, PCI-E drive layer.Application program main interface design is the region of several functional independences, from up to down successively
For work(parameter setting area, status display area, data analysis area, function menu area.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (7)
1. a kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces, which is characterized in that remember including data
Record control module, embedded computer board, solid state disk memory module, touch display and power management module, the number
According to record control module include triggering administrative unit, main control unit, fiber data receiving unit, DDR3 data buffer storage units,
PCI-E interface control unit；
The input terminal of the triggering administrative unit is connect with digital signal receiver, and output end is connect with main control unit, for connecing
The trigger signal of data signal receiver transmission is received, and generates triggering response signal after being handled and is sent to the master control list
Member；The main control unit is connect with fiber data receiving unit, the triggering response signal for being sent according to triggering administrative unit,
It controls the fiber data receiving unit and carries out data receiver；The fiber data receiving unit includes four SFP optical fiber interfaces
Module, four high speed gigabit transceivers and position match fifo module, high described in the output end of the SFP fiber interface modules
The input terminal of fast gigabit transceiver connects one to one respectively, and the output end of the high speed gigabit transceiver is matched with position
Fifo module connects, and the output end of institute's rheme matching fifo module is connect with the input terminal of DDR3 data buffer storage units, the light
Fine data receipt unit is used to be sent to DDR3 data buffer storages after receiving data from digital signal receiver by SFP optical fiber interfaces
Unit carries out data buffer storage；The PCI-E interface control unit by PCI-E interface and the solid state disk memory module and
Embedded computer board connects, and the data for caching DDR3 data buffer storage units are transferred to solid-state by PCI-E interface
Hard-disc storage module, and leading between data record control module and embedding assembly machine host is realized by PCI-E interface
Letter connection；
The embedded computer board is used to carry out parameter configuration, Data Management Analysis to the data record control module；
The touch display is connect with the embedded computer board by serial ports, and the trigger signal types of input selection are used for,
And the recording process of display data.
2. a kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces according to claim 1,
It is characterized in that, the triggering administrative unit includes trigger signal selecting unit, trigger condition judging unit, triggering response signal production
Raw unit；The output end of the trigger signal selecting unit is connect with the input terminal of trigger condition judging unit, and trigger condition is sentenced
The output end of order member generates unit with the triggering response signal and connect.
3. a kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces according to claim 1,
It is characterized in that, the triggering administrative unit, main control unit, high speed gigabit transceiver GTX0, GTX1, GTX2, GTX3 and position
Matching fifo module and DDR3 data buffer storage units are integrated in fpga chip, and the main control unit is that fpga logic controls mould
Block, the fpga chip realize that data unpack by fpga logic control module, and data are packaged, clock compensation, and position matches FIFO
And data buffer storage.
4. a kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces according to claim 3,
It is characterized in that, the PCI-E interface control unit is integrated in fpga chip, and the PCI-E interface control unit includes PCI-E
Send engine, PCI-E receives engine and clock correcting module, the clock correcting module and the PCI-E send engine and
PCI-E receives engine connection, and the PCI-E sends engine and PCI-E receives engine and stored by PCI-E interface and solid state disk
Module connects.
5. a kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces according to claim 1,
Be characterized in that, the embedded computer board include microprocessor, internal storage location, display control unit and PCI-E,
USB, LAN, SATA, VGA general-purpose interface.
6. a kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces according to claim 1,
It is characterized in that, the DDR3 data buffer storage units are DDR3 SODIMM storage chips, and the data record control module is FPGA
Chip, the data record control module are delayed data by soft cores of DDR3 controllers IP built in fpga chip and MCB stones
There are DDR3 SODIMM storage chips.
7. a kind of high-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces according to claim 1,
Be characterized in that, further include GPS positioning module, GPS positioning module is connect with the main control unit, the main control unit be additionally operable to from
The GPS positioning module reads coordinate information, and data buffer storage unit is written together with record data in it and solid state disk is deposited
It stores up in module.
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| CN2016205292119 | 2016-06-03 | ||
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| CN201610726996.3A Active CN106406751B (en) | 2016-06-03 | 2016-08-26 | High-speed high capacity I/Q data loggers based on multichannel LVDS interface |
| CN201710217506.1A Active CN107168644B (en) | 2016-06-03 | 2017-04-05 | High-speed high capacity broadband I/Q data loggers based on SFP optical fiber interfaces |
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| CN108280038B (en) * | 2017-12-07 | 2021-05-07 | 山东超越数控电子股份有限公司 | High-speed recording board card management system and method |
| CN109783418B (en) * | 2018-12-21 | 2020-05-01 | 中北大学 | High-speed acquisition and waveform storage analysis system for broadband signals |
| CN109710186A (en) * | 2018-12-21 | 2019-05-03 | 南京理工大学 | A kind of high-speed data processing and Transmission system based on eMMC array |
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| CN106406751A (en) | 2017-02-15 |
| CN106406751B (en) | 2018-10-30 |
| CN107168644A (en) | 2017-09-15 |
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