CN204481804U - A kind of multi-frequency high-frequency ground wave radar receiver network communication system - Google Patents
A kind of multi-frequency high-frequency ground wave radar receiver network communication system Download PDFInfo
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- CN204481804U CN204481804U CN201520106601.0U CN201520106601U CN204481804U CN 204481804 U CN204481804 U CN 204481804U CN 201520106601 U CN201520106601 U CN 201520106601U CN 204481804 U CN204481804 U CN 204481804U
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Abstract
The utility model provides a kind of multi-frequency high-frequency ground wave radar receiver network communication system.System comprises digital signal processor, ethernet control module, physical layer transceiver module, ethernet interface module, IO port switching module, power down memory module; The TMS320C6748 of TI company selected by digital signal processor, this processor inside is integrated with ethernet control module, common I/O interface module, external memory interface module, can be connected respectively with physical layer transceiver module, IO port switching module, power down memory module, physical layer transceiver module is connected with ethernet interface module.Master system completes the control to receiver system by Ethernet, and receiver system according to the initialization of control command completion system, and can upload radar sampling data to host computer timing.
Description
Technical field
The utility model belongs to high-frequency ground wave radar technical field, is specifically related to a kind of multi-frequency high-frequency ground wave radar receiver network communication system.
Background technology
High-frequency ground wave radar HF GWR (HF Ground Wave Radar), be also called high frequency surface wave radar HF SWR (HF Surface Wave Radar) on marine environmental monitoring, have original advantage,, large area remote to ocean and round-the-clock Real-Time Monitoring can be realized, can the simultaneously marine physics key element such as probe wind, wave, stream, and than other high-tech monitoring equipment small investments, be the important detecting devices of remote collection ocean surface kinetic parameter.Be operated in the system for high-frequency earth wave radar on single frequency point, the ocean surface kinetic parameter information detected is abundant not, and antijamming capability is also relatively weak.Be operated in the multi-frequency high-frequency ground wave radar system on multiple frequency, the ocean wave parameter information in echo is abundanter, and antijamming capability and self-correcting (between different frequency) ability all significantly strengthen.Therefore, compared to the system for high-frequency earth wave radar be operated on single-frequency point, the requirement of multi-frequency high-frequency ground wave radar receiver to the correlation properties such as message transmission rate, reliability, compatibility (being applicable to the frequency characteristic of multiband) of data transmission interface is higher.At present, the domestic recent design about multi-frequency high-frequency ground wave radar receiver communication system is many based on LXI(LAN extension for instrumentation) bus, LXI bus have data transmission rate high, connect and easy to use, reduce system cost, the advantages such as distributed testing mode be provided.But, due to the restriction of hardware condition, communication system based on LXI bus adopts kernel control chip to be the mode of external hardware platform in conjunction with ethernet control chip and high speed dual port RAM chip usually, builds the communication bridge between master system and receiver device.Such mode is because of many restrictions such as resource utilization ratio are low, and its message transmission rate usually cannot close to its ideal value, simultaneously reduce the cost of system and system integrated in still have much room for improvement.In addition, before multi-frequency high-frequency ground wave radar system works, host computer is utilized to arrange/check the facility information of each equipment in radar system, to distinguish each equipment in the course of the work; Utilize each equipment in host computer surveillance radar system, conveniently each equipment in radar system is operated respectively, make the use of radar system flexibly convenient.
Utility model content
The utility model, in order to overcome the deficiencies in the prior art, provides a kind of multi-frequency high-frequency ground wave radar receiver network communication system.
For achieving the above object, the technical solution adopted in the utility model is: a kind of multi-frequency high-frequency ground wave radar receiver network communication system, comprises digital signal processor, IP port switching module, physical layer transceiver module, ethernet interface module and host computer; Described digital signal processor comprises ethernet control module and common I/O interface module; Described common I/O interface module and IP port switching model calling, described ethernet control module is connected with physical layer transceiver module, ethernet interface module, host computer successively; Multi-frequency high-frequency ground wave radar receiver directly carries out network service by ethernet interface module and master system.
Further, described digital signal processor comprises external memory storage, and described external memory storage is connected with power down memory module.
As preferably, the model of described digital signal processor is TMS320C6748.
As preferably, the model of described physical layer transceiver module is LAN8710A-EZK.
As preferably, the model of described Ethernet interface is RJ45.
As preferably, described power down memory module comprises NAND flash storage, and the model of NAND flash storage is MT29F4G16ABADAH4-IT:D.
The beneficial effects of the utility model are: a kind of multi-frequency high-frequency ground wave radar receiver network communication system can realize the high speed processing to radar sampling data, radar sampling data can be uploaded to host computer timing by Ethernet interface, support that master system controls receiver system by Ethernet, and by specific design, have the following advantages and effect:
1. the utility model have employed the digital signal processor TMS320C6748 of TI company, and dominant frequency reaches as high as 456MHz, has powerful floating-point operation ability, can complete the high speed processing to radar sampling data.Meanwhile, this device has an adaptive ethernet interface of 10/100 Mb/s, achieves the interface of high-speed communication between receiver device and host computer.
2. the utility model have employed the NAND Flash device MT29F4G16ABADAH4-IT:D of Micron company, and this device has the internal memory of 4G, facilitates the facility information preserving receiver device during device looses power.
3. the utility model is provided with IP port switching module on hardware, when radar receiver device power resets, by reading the value of IP port switching, determines whether change facility information.。
4. the utility model system achieves reception and uploading device informational function, responds online equipment function of search and regularly uploads the function of radar sampling data.
5, the utility model directly can be connected by network with master system, and receiver device information and radar sampling data are uploaded to host computer by Ethernet, supports the facility information of receiver to be formed record document, for checking at any time simultaneously.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the utility model embodiment.
Embodiment
The invention provides a kind of multi-frequency high-frequency ground wave radar receiver network communication system, when specifically implementing, can by the utility model provide system to be placed on radar system Digital Down Convert device after run, to obtain radar sampling signal.Below in conjunction with accompanying drawing, preferred embodiment of the utility model is described in further detail.
As shown in Figure 1, the system that the utility model embodiment provides comprises digital signal processor, IP port switching module, physical layer transceiver module, ethernet interface module and host computer; Described digital signal processor comprises ethernet control module and common I/O interface module; Described common I/O interface module and IP port switching model calling, described ethernet control module is connected with physical layer transceiver module, ethernet interface module, host computer successively; Multi-frequency high-frequency ground wave radar receiver directly carries out network service by ethernet interface module and master system.
Digital signal processor comprises external memory storage, and described external memory storage is connected with power down memory module.
The model of digital signal processor is TMS320C6748.
The model of described physical layer transceiver module is LAN8710A-EZK.
The model of described Ethernet interface is RJ45.
Described power down memory module comprises NAND flash storage, and the model of NAND flash storage is MT29F4G16ABADAH4-IT:D.
During concrete enforcement, the system that the utility model embodiment provides, as lower computer system, can coordinate master system work.Master system can be directly connected with lower computer system by network.Digital signal processor receives the radar sampling data from Digital Down Convert device, and these data are processed, then under the control of the inner integrated ethernet controller of processor, radar sampling data after process are uploaded to master system via physical layer transceiver module, and master system receives these data and shows original waveform and the multiple spectrum shape after processing.Meanwhile, master system can control the work of receiver system by Ethernet.Receiver system can realize preserving, changing facility information according to the control command of master system, responds the functions such as online equipment search.Further, receiver system when electrification reset, by reading the facility information in NAND Flash, can carry out the initialization of system.
During concrete enforcement, those skilled in the art can select concrete device as required.In embodiment, the model of digital signal processor is TMS320C6748, inside is integrated with ethernet control module, common I/O interface module, external memory interface module etc., and its inner integrated ethernet control module can directly and physical layer transceiver model calling; The model of physical layer transceiver is LAN8710A-EZK, and its operation level value is 1.6V to 3.6V, can carry out level match well with the Ethernet control interface of digital signal processor; The model of Ethernet interface is RJ45, is directly connected with host computer by network, and as the network communication interface of receiver system and master system, the timing completing radar sampling data is uploaded and the reception of master system control command; NAND flash storage, model is MT29F4G16ABADAH4-IT:D, and it possesses 4G memory space, for preserving the control command that master system sends during receiver device power down; Digital signal processor common I/O port is set to IP port switching, when receiver device electrification reset, determines whether change facility information by the level reading this port.
The utility model provides hardware device design, meets the demand of multi-frequency high-frequency ground wave radar system.
Above content is the further description done the utility model in conjunction with concrete preferred implementation, is convenient to these those skilled in the art and can understands and apply the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, some simple deduction or replace can also be made without departing from the concept of the premise utility, and need not through performing creative labour.Therefore, those skilled in the art are according to announcement of the present utility model, and the simple modifications made the utility model all should within protection range of the present utility model.
Claims (6)
1. a multi-frequency high-frequency ground wave radar receiver network communication system, is characterized in that: comprise digital signal processor, IP port switching module, physical layer transceiver module, ethernet interface module and host computer; Described digital signal processor comprises ethernet control module and common I/O interface module; Described common I/O interface module and IP port switching model calling, described ethernet control module is connected with physical layer transceiver module, ethernet interface module, host computer successively; Multi-frequency high-frequency ground wave radar receiver directly carries out network service by ethernet interface module and master system.
2. a kind of multi-frequency high-frequency ground wave radar receiver network communication system according to claim 1, it is characterized in that: described digital signal processor comprises external memory storage, described external memory storage is connected with power down memory module.
3. a kind of multi-frequency high-frequency ground wave radar receiver network communication system according to claim 1, is characterized in that: the model of described digital signal processor is TMS320C6748.
4. a kind of multi-frequency high-frequency ground wave radar receiver network communication system according to claim 1, is characterized in that: the model of described physical layer transceiver module is LAN8710A-EZK.
5. a kind of multi-frequency high-frequency ground wave radar receiver network communication system according to claim 1, is characterized in that: the model of described Ethernet interface is RJ45.
6. a kind of multi-frequency high-frequency ground wave radar receiver network communication system according to claim 2, is characterized in that: described power down memory module comprises NAND flash storage, and the model of NAND flash storage is MT29F4G16ABADAH4-IT:D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520106601.0U CN204481804U (en) | 2015-02-11 | 2015-02-11 | A kind of multi-frequency high-frequency ground wave radar receiver network communication system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520106601.0U CN204481804U (en) | 2015-02-11 | 2015-02-11 | A kind of multi-frequency high-frequency ground wave radar receiver network communication system |
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| CN204481804U true CN204481804U (en) | 2015-07-15 |
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| CN201520106601.0U Expired - Fee Related CN204481804U (en) | 2015-02-11 | 2015-02-11 | A kind of multi-frequency high-frequency ground wave radar receiver network communication system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110381173A (en) * | 2019-06-26 | 2019-10-25 | 惠州市德赛西威智能交通技术研究院有限公司 | A kind of method of trailer-mounted radar dynamic IP address allocation |
| CN113015175A (en) * | 2021-02-24 | 2021-06-22 | 湖北中南鹏力海洋探测系统工程有限公司 | Method and equipment for synchronous networking of any working period of high-frequency ground wave radar |
-
2015
- 2015-02-11 CN CN201520106601.0U patent/CN204481804U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110381173A (en) * | 2019-06-26 | 2019-10-25 | 惠州市德赛西威智能交通技术研究院有限公司 | A kind of method of trailer-mounted radar dynamic IP address allocation |
| CN113015175A (en) * | 2021-02-24 | 2021-06-22 | 湖北中南鹏力海洋探测系统工程有限公司 | Method and equipment for synchronous networking of any working period of high-frequency ground wave radar |
| CN113015175B (en) * | 2021-02-24 | 2022-05-03 | 湖北中南鹏力海洋探测系统工程有限公司 | Method and device for any-duty-cycle synchronous networking of high-frequency ground wave radar |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20200211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |