CN205910335U - Radar terminal signal acquisition system - Google Patents
Radar terminal signal acquisition system Download PDFInfo
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- CN205910335U CN205910335U CN201620945379.8U CN201620945379U CN205910335U CN 205910335 U CN205910335 U CN 205910335U CN 201620945379 U CN201620945379 U CN 201620945379U CN 205910335 U CN205910335 U CN 205910335U
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Abstract
The utility model belongs to the technical field of the radar detection technique and specifically relates to a radar terminal signal acquisition system is related to, including detecting video receiving arrangement, background video receiving arrangement, FPGA treater, PCIPCIE bus interface circuit, embedded calculation module, admission tracking module, cache module and display terminal, it is connected with FPGA treater driving isolation to detect video receiving arrangement, background video receiving arrangement and cache module respectively with the FPGA treater is connected, the FPGA treater passes through PCIPCIE bus interface circuit with embedded calculation module connects, embedded calculation module respectively with the module is trailed in the admission and display terminal connects through communication network. The utility model discloses based on the transmission of PCIPCIE bus interface circuit realization radar terminal signaling, and then transmit admission tracking module and display terminal to, when the data transmission who satisfies radar display terminal requires, realize high -performance data recording and follow the tracks of.
Description
Technical field
This utility model is related to the radar exploration technique field, especially relates to a kind of radar terminal signal acquiring system.
Background technology
At present, the development with the present computer technology and popularization, is existed using pc machine as platform radar simulation system
It is widely used in Radar Technology Training and Learning.But in traditional design, using pc machine as the radar mould of platform
The communication modes intending device generally adopt pc internal bus, such as isa bus.
But, the message transmission rate of isa data/address bus is very low, and such as rs232 transfer rate is typically smaller than 115kbps, and one
As be only applicable to low-speed interface, and the volume of transmitted data in radar system is big, and requirement of real-time high it is clear that isa bus
Radar terminal signal acquiring system cannot meet the demand of radar system.
Therefore, it is badly in need of providing one kind to disclosure satisfy that radar data high speed, real-time Transmission for the problems referred to above this utility model
Radar terminal signal acquiring system.
Utility model content
The purpose of this utility model is to provide a kind of radar terminal signal acquiring system, by pci/pcie EBI
To solve, isa data bus transmission efficiency in existing signal acquiring system is low, poor real technical problem for the design of circuit.
A kind of radar terminal signal acquiring system that this utility model provides, regards including detection video receiving apparatus, background
Frequency receiver, fpga processor, pci/pcie bus interface circuit, embedding assembly module, admission tracking module, caching mould
Block and display terminal, described detection video receiving apparatus drive isolation to be connected with described fpga processor, described background video
Reception device and cache module are connected with described fpga processor respectively, and described fpga processor is by described pci/pcie bus
Interface circuit is connected with described embedding assembly module, described embedding assembly module respectively with described admission tracking module and show
Show that terminal is attached by communication network.
Further, described background video reception device includes background video receiver module, pulse signal trigger module, p
Aobvious synchronizing signal tfi module, bearing signal tfi module and a/d modular converter, described background video receiver module, pulse letter
Number trigger module, p are shown synchronizing signal trigger module and are connected with described a/d modular converter respectively, described a/d modular converter and described
Bearing signal tfi module is connected with described fpga processor respectively.
Further, described bearing signal tfi module includes the bearing signal trigger module being sequentially connected and azimuthal component
Signal conversion module, described azimuthal component signal conversion module is connected with described fpga processor.
Further, described system also includes external input device, and described external input device is with described display terminal even
Connect.
Further, described pci/pcie bus interface circuit adopts multi-serial extension plate to realize.
Further, described pci/pcie bus interface circuit includes pci/pcie bus module, pci/pcie drives mould
Block and dma data transmission module, described, it is embedded with described that pci/pcie bus module passes through described dma data transmission module
Computing module connect, described pci/pcie drive module respectively with described pci/pcie bus module, described dma data transfer mould
Block and described embedding assembly module connect.
Further, described system also includes lightning-protection module, and described lightning-protection module is electrically connected with described embedding assembly module
Connect.
Further, described system also includes a yard sound module, and described code sound module is electrically connected with described admission tracking module.
Further, described system also includes print signal output module, described print signal output module and described record
Tracking module is taken to electrically connect.
Further, described embedding assembly module is assisted by udp with described admission tracking module and display terminal respectively
View carries out network connection.
The radar terminal signal acquiring system that this utility model provides, realizes radar based on pci/pcie bus interface circuit
The transmission of terminal signaling, can by the radar video collecting data high-speed, be transferred to embedding assembly module in real time, and then
It is transferred to admission tracking module and display terminal, while meeting the data transportation requirements of Radar Display Terminal, realize high property
The data recording of energy is followed the tracks of.
Brief description
In order to be illustrated more clearly that this utility model specific embodiment or technical scheme of the prior art, below will be right
In specific embodiment or description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, below describe
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the circuit connection diagram (block diagram) of the radar terminal signal acquiring system of this utility model embodiment；
Fig. 2 is the circuit connection diagram (frame of the radar terminal signal acquiring system of another embodiment of this utility model
Figure).
Specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is clearly and completely described it is clear that described
Embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, this
The every other embodiment that field those of ordinary skill is obtained under the premise of not making creative work, broadly falls into this practicality
Novel protected scope.
In description of the present utility model, " " center ", " on ", D score, "left", "right", " perpendicular it should be noted that term
Directly ", the orientation of instruction such as " level ", " interior ", " outward " or position relationship are based on orientation shown in the drawings or position relationship, are only
For the ease of description this utility model with simplify description, rather than instruction or the hint device of indication or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or hint relative importance.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly
Connect；Can be to be mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning in this utility model for the language.
Shown in Figure 1, the radar terminal signal acquiring system that this utility model provides, including detection video reception dress
Put, background video reception device, fpga processor, pci/pcie bus interface circuit, embedding assembly module, admission follow the tracks of mould
Block, cache module and display terminal；
Wherein, described detection video receiving apparatus are attached by the way of driving isolation with described fpga processor,
Described background video reception device and cache module are connected with described fpga processor respectively, and described fpga processor passes through described
Pci/pcie bus interface circuit is connected with described embedding assembly module, described embedding assembly module respectively with described admission
Tracking module and display terminal are attached by communication network.Embedding assembly module receive from radar analog video,
Digital video and trigger pulse are simultaneously processed accordingly, send admission tracking module, admission tracking module and display terminal to
It is attached by communication network, to receive display digit video and the track data that admission module is sent, complete radar once
Video and the display of secondary information.Wherein, display module completes the presentation control function that high-resolution shows.
In the present embodiment, admission tracking module admission mode has automatic admission, Semiautomatic extraction, manually admission, region control
System admission.
Automatically enroll: targetpath automatically initiates, automatically compiles flight path number, from motion tracking；
Semiautomatic extraction: targetpath first point is by manually initial, automatic or manual volume flight path number, from motion tracking；
Enroll manually: targetpath first point is compiled flight path number, manually followed the tracks of by manually initial, artificial；
Region control is enrolled: can arrange the automatic sintering of flight path, semi-automatic sintering and manual areas, realize admission mode group
Close work.
Traditional radar terminal signal acquiring system is embedded system, and feature is low in energy consumption, good stability, and shortcoming is
Function restriction is many, software development, maintenance difficulties are big.The present embodiment is to solve this problem, and hardware adopts the Duo of x86 framework to move
Moving platform, operating system adopts the embedded version of windows xpe, and software is developed under windows platform, and exploitation, maintenance will
Extremely convenient, and hardware versatility is good, autgmentability is strong, can preferably solve foregoing problems, and mobile computing platform is low in energy consumption,
Use advantageous in adverse circumstances.
The radar terminal signal acquiring system that this utility model provides, realizes radar based on pci/pcie bus interface circuit
The transmission of terminal signaling, can by the radar video collecting data high-speed, be transferred to embedding assembly module in real time, and then
It is transferred to admission tracking module and display terminal, while meeting the data transportation requirements of Radar Display Terminal, realize high property
The data recording of energy is followed the tracks of.
And, the radar terminal signal acquiring system that this utility model embodiment provides, using pci/pcie EBI
Circuit carries out basic read-write operation by pci/pcie bus to internal memory and i/o, gathers primary video data, and to collection
Data carries out multicast.Due to directly reading primary video data from internal memory without cpu, largely alleviate cpu money
Source occupation rate, greatlys save system resource.
Shown in Figure 2, in the radar terminal signal acquiring system that this utility model provides, described background video receives dress
Put and show synchronizing signal tfi module, bearing signal tfi module including background video receiver module, pulse signal trigger module, p
With a/d modular converter, described background video receiver module, pulse signal trigger module, p show synchronizing signal trigger module respectively with
Described a/d modular converter connects, described a/d modular converter and described bearing signal tfi module respectively with described fpga processor
Connect.Further, described bearing signal tfi module includes the bearing signal trigger module being sequentially connected and azimuthal component letter
Number modular converter, described azimuthal component signal conversion module is connected with described fpga processor.
Wherein, bearing signal trigger module receives the artificial antenna bearing signal from radar, through Axial angle conversion bunchiness
Line number word bearing signal, to send admission tracking module, terminal display module to.
In this utility model embodiment, the background video of radar terminal is analogue signal, needs individually to carry out a/d conversion.
Sdc bearing signal needs independent azimuthal component signal conversion module and completes sdc signal to the conversion of component signal.Wherein,
A/d conversion adopts independent clock, to improve conversion quality.Specifically, it is that a/d conversion is carried out to data according to sampling clock first
The conversion of a/d, the cycle t1 of change data is assigned to a/d transducer according to maximum range.Data after conversion, by fpga process
Device and bearing data are contrasted and are processed, and finally give pci/pcie bus interface circuit, through driver and application journey
Sequence completes to communicate.
Wherein, control module produces the simulated target video trigger pulse under simulation work and bearing signal.
Wherein, fpga processor is additionally operable to the data process real time signal processing after ad is changed, e.g., Dynamic Clutter figure
Become, offseting of static target is processed with CFAR, completes Targets Dots detection ＆ extraction.
In the present embodiment, described system also includes external input device, described external input device and described display terminal
Connect.External input device described in the present embodiment is used for being manually entered director data, realizes system parameter setting, function control
Enroll with manual, complete the labor management to admission tracking module.Wherein, external input device described in the present embodiment includes point
The mouse not electrically connected with described display terminal and keyboard.
In this utility model embodiment, by arranging external input device, and it is connected to described display terminal input, with
Record data by the defeated manual intervention order of display terminal and handss, realize whole plane or subregion to many batches of targets manual, half
Automatically or automatically enroll.
The display module of radar terminal is the command centre of whole system.By receiving the manual intervention life of keyboard, mouse
Order, realizes parameter setting, function control and manual admission, completes docking port module, the management of admission module.
In the present embodiment, described system also includes lightning-protection module, and described lightning-protection module is electric with described embedding assembly module
Connect.Described lightning-protection module protects described radar terminal signal acquiring system from thunderbolt for precision.
In the present embodiment, described system also includes a yard sound module, and described code sound module is electrically connected with described admission tracking module
Connect.Radar signal R-T unit described in the present embodiment also includes a yard sound module, described code sound module；Electrically connect described radar letter
Number admission module, described code sound module embedded code sound device, its volume and speed are adjustable, for by the target bearing signal of object
Automatically reported in the way of code acoustical signal；Whether the form of code sound module scalable code acoustical signal, interval and certain batch target are broadcast
Report code sound.
In the present embodiment, described system also includes print signal output module, described print signal output module with described
Admission tracking module electrical connection.Described print signal output module is electrically connected with described admission tracking module, for printing letter
Number export external printing equipment.
In the present embodiment, described pci/pcie bus interface circuit adopts multi-serial extension plate to realize.
Shown in Figure 2, described pci/pcie bus interface circuit includes pci/pcie bus module, pci/pcie drives
Module and dma data transmission module, described, it is embedded with described that pci/pcie bus module passes through described dma data transmission module
Formula computing module connect, described pci/pcie drive module respectively with described pci/pcie bus module, described dma data transfer
Module and described embedding assembly module connect.
In the present embodiment, pci/pcie bus interface circuit using the multi-serial extension plate meeting picmg 2.3 specification, by
8 asynchronous serial ports of pci/pcie bus extension, expand two same/asynchronous serial ports respectively by two usb mouths and a can connect
Mouthful.
In the present embodiment, described embedding assembly module passes through udp with described admission tracking module and display terminal respectively
Agreement carries out network connection.
In the present embodiment, realize admission module, display module, interface module, dma module, pfga module using socket
Deng communication.Specifically, realized by calling the api interface of the socket that Microsoft provides, can bus uses usb, and to turn can total
Line, it is respectively started a thread to can bus and socket, monitors the data that other modules send and puts in data buffer storage.
The data of caching, and the source destination address providing according to data head are provided using another thread, corresponding data is activation is arrived
Other modules.
The radar terminal signal acquiring system that this utility model provides, realizes radar based on pci/pcie bus interface circuit
The transmission of terminal signaling, can by the radar video collecting data high-speed, be transferred to embedding assembly module in real time, and then
It is transferred to admission tracking module and display terminal, while meeting the data transportation requirements of Radar Display Terminal, realize high property
The data recording of energy is followed the tracks of.
Last it is noted that various embodiments above is only in order to illustrating the technical solution of the utility model, rather than it is limited
System；Although being described in detail to this utility model with reference to foregoing embodiments, those of ordinary skill in the art should
Understand: it still can be modified to the technical scheme described in foregoing embodiments, or to wherein some or all of
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of type each embodiment technical scheme.
Claims (10)
1. a kind of radar terminal signal acquiring system is it is characterised in that include detection video receiving apparatus, background video receives dress
Put, fpga processor, pci/pcie bus interface circuit, embedding assembly module, admission tracking module, cache module and aobvious
Show terminal, described detection video receiving apparatus drive isolation to be connected with described fpga processor, described background video reception device
It is connected with described fpga processor respectively with cache module, described fpga processor passes through described pci/pcie bus interface circuit
It is connected with described embedding assembly module, described embedding assembly module is led to described admission tracking module and display terminal respectively
Cross communication network to be attached.
2. according to claim 1 radar terminal signal acquiring system it is characterised in that described background video reception device bag
Include background video receiver module, pulse signal trigger module, the aobvious synchronizing signal tfi module of p, bearing signal tfi module and a/d
Modular converter, described background video receiver module, pulse signal trigger module, p show synchronizing signal trigger module respectively with described
A/d modular converter connects, and described a/d modular converter and described bearing signal tfi module are respectively with described fpga processor even
Connect.
3. according to claim 2 radar terminal signal acquiring system it is characterised in that described bearing signal tfi module bag
Include the bearing signal trigger module being sequentially connected and azimuthal component signal conversion module, described azimuthal component signal conversion module with
Described fpga processor connects.
4. according to claim 1 radar terminal signal acquiring system it is characterised in that described system also includes external input
Device, described external input device is connected with described display terminal.
5. according to claim 1 radar terminal signal acquiring system it is characterised in that described pci/pcie EBI is electric
Road adopts multi-serial extension plate to realize.
6. according to claim 1 radar terminal signal acquiring system it is characterised in that described pci/pcie EBI is electric
Road includes pci/pcie bus module, pci/pcie drive module and dma data transmission module, described, pci/pcie bus mould
Block is connected with described embedding assembly module by described dma data transmission module, described pci/pcie drive module respectively with
Described pci/pcie bus module, described dma data transmission module and described embedding assembly module connect.
7. according to any one of claim 1-6 radar terminal signal acquiring system it is characterised in that described system also includes
Lightning-protection module, described lightning-protection module is electrically connected with described embedding assembly module.
8. according to any one of claim 1-6 radar terminal signal acquiring system it is characterised in that described system also includes
Code sound module, described code sound module is electrically connected with described admission tracking module.
9. according to any one of claim 1-6 radar terminal signal acquiring system it is characterised in that described system also includes
Print signal output module, described print signal output module is electrically connected with described admission tracking module.
10. according to claim 1 radar terminal signal acquiring system it is characterised in that described embedding assembly module is divided
With described admission tracking module and display terminal, network connection is not carried out by udp agreement.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620945379.8U CN205910335U (en) | 2016-08-25 | 2016-08-25 | Radar terminal signal acquisition system |
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| CN201620945379.8U CN205910335U (en) | 2016-08-25 | 2016-08-25 | Radar terminal signal acquisition system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108614790A (en) * | 2018-05-03 | 2018-10-02 | 济南浪潮高新科技投资发展有限公司 | A kind of vehicle computing unit, vehicle and Vehicular automatic driving method |
| CN110596654A (en) * | 2019-10-18 | 2019-12-20 | 富临精工先进传感器科技(成都)有限责任公司 | Data synchronous acquisition system based on millimeter wave radar |
-
2016
- 2016-08-25 CN CN201620945379.8U patent/CN205910335U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108614790A (en) * | 2018-05-03 | 2018-10-02 | 济南浪潮高新科技投资发展有限公司 | A kind of vehicle computing unit, vehicle and Vehicular automatic driving method |
| CN108614790B (en) * | 2018-05-03 | 2021-02-05 | 浪潮集团有限公司 | Vehicle-mounted computing unit, vehicle and automatic vehicle driving method |
| CN110596654A (en) * | 2019-10-18 | 2019-12-20 | 富临精工先进传感器科技(成都)有限责任公司 | Data synchronous acquisition system based on millimeter wave radar |
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