CN105553487A - Software radio-based airborne navigation and communication processing module - Google Patents
Software radio-based airborne navigation and communication processing module Download PDFInfo
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- CN105553487A CN105553487A CN201510917856.XA CN201510917856A CN105553487A CN 105553487 A CN105553487 A CN 105553487A CN 201510917856 A CN201510917856 A CN 201510917856A CN 105553487 A CN105553487 A CN 105553487A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- Computer Networks & Wireless Communication (AREA)
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Abstract
The invention provides a software radio-based airborne navigation and communication processing module. The software radio-based airborne navigation and communication processing module includes a broadband integration radio frequency transceiver part and a data processing part which jointly complete the receiving and sending of navigation communication data; the radio frequency transceiver comprises a band shaping filter, a high-dynamic range ADC, a decimation filter, an FIR filter, an interpolation filter and a high-dynamic range DAC which are connected with one another sequentially, and complete frequency mixing, filtering and AD conversion; and the data processing part can realize multi-channel signal digital filtering, data modulation and demodulation and data packaging and analysis and complete a navigation communication data processing function. With the software radio-based airborne navigation and communication processing module of the invention adopted, the universality and flexibility of airborne equipment can be improved, the development and maintenance cycle of the airborne navigation and communications equipment can be shortened, and the reliability and scalability of the equipment can be improved.
Description
Technical field
The invention belongs to aircraft navigation communication scheme field, relate to a kind of airborne navigational communications processing module based on software radio.
Background technology
Type aircraft navigation communication system is made up of various airborne radio installation, comprises VOR, VHF, ILS etc.Because the design of conventional radio is core with hardware, function singleness and poor expandability, the equipment of difference in functionality needs different hardware designs, and R&D costs are high, and is difficult to expansion upgrading.Numerous discrete nav-com installation, cause airborne equipment volume weight and power consumption comparatively large, and lack versatility and flexibility, a kind of integrated, integrated solution needed badly by airborne nav-com installation.
Summary of the invention
In order to solve technical problem existing in background technology, the present invention proposes a kind of airborne navigational communications processing module based on software radio, improve versatility and the flexibility of airborne equipment, reduce the exploitation of airborne nav-com installation, maintenance period, improve reliability and the extensibility of equipment.
Technical solution of the present invention is: a kind of airborne navigational communications processing module based on software radio, is characterized in that: comprise the integrated radio-frequency (RF) transceiver part in broadband and data processing section, jointly complete reception and the sending function of navigational communications data;
Described radio-frequency (RF) transceiver comprises the band shaping filter, high dynamic range ADC, decimation filter, FIR filter, interpolation filter and the high dynamic range DAC that connect successively, completes mixing, filtering, AD conversion function;
Described data processing section comprises the packing of the digital filtering of multiple signals, data modem and data and resolves, and completes navigational communications data processing function.
Above-mentioned radio-frequency (RF) transceiver adopts the integrated process chip in broadband, realizes the front end transmitting-receiving conversion of 5GHz radiofrequency signal, Up/Down Conversion, AD/DA conversion.
Above-mentioned data processing section adopts very high speed digital process FPGA to complete the digital filtering of multichannel navigational communications link, modulation /demodulation and data packing analytical capabilities.
The integrated process chip in above-mentioned broadband adopts AD936X transponder chip.
Very high speed digital process FPGA adopts Zynq-7000 family chip.
Advantage of the present invention is: improve the versatility of airborne navigational communications processing module, flexibility and extensibility.The realization of this technology makes airborne nav-com installation adopt general hardware platform, the modes such as VOR, VHF, ILS, MKR can be configured to as required, upgrade and safeguard the configuration modification becoming application software, thus simplifying work, saving hardware cost and the human cost of expansion upgrading.
Accompanying drawing explanation
Fig. 1 is logical schematic of the present invention;
Embodiment
See Fig. 1, a kind of airborne navigational communications processing module based on software radio of the present invention, with the hardware of opening for general-purpose platform, the functional requirement under each period and environment for use is met as much as possible by scalable, reconfigurable application software, the new demand in user and market is met by developing new application software, adapt to the communication and navigation technological progress of development, and avoid changing hardware as far as possible.Module comprises with lower part:
(1) front-end processing of radiofrequency signal adopts the integrated process chip in broadband, and conversion, Up/Down Conversion, AD/DA transfer capability are received and dispatched in the front end that can realize up to 5GHz radiofrequency signal;
(2) data processing section adopts the highly-parallel framework FPGA of ultrahigh speed disposal ability, and the signal transacting completing multichannel multi tate is resolved, the functions such as modulation /demodulation.
The navigational communications functions such as airborne VOR, VHF, ILS are by the software of configuration module and carry corresponding antenna and complete.
The integrated process chip in broadband adopts ADI company AD936X transponder chip.Data processing section adopts very high speed digital process FPGA to complete the digital filtering of multichannel navigational communications link, and modulation /demodulation and data packing analytical capabilities, adopt Xilinx company Zynq-7000 family chip.
Below the present invention is described in further details, a kind of airborne navigational communications processing module based on software radio, take common hardware as platform, scalable, reconfigurable application software is adopted to meet the functional requirement of different mode airborne communication navigate mode, dealing with the new demand in future customer and market by developing new application software, adapting to the communication and navigation technological progress of development.Implementation step is as follows:
(1) radio-frequency (RF) transceiver reception antenna input signal, by low noise amplifier, frequency mixer and band shaping filter, then sample, filtering extraction and FIR digital filtering, the output data required for generation;
(2) after digital processing FPGA receives data, carry out further digital filtering, data demodulates and Data Analysis, obtain concrete navigation, communication data, and output to external interface; From the data of the needs transmission that external interface receives, packed by data, modulation, synthesis, is transferred to radio-frequency (RF) transceiver;
(3) radio-frequency (RF) transceiver carries out digital filtering, interpolation processing, then carries out DAC conversion, filtering, and passes through antenna transmission after transferring signals to power amplifier amplification.
Claims (5)
1. based on an airborne navigational communications processing module for software radio, it is characterized in that: comprise the integrated radio-frequency (RF) transceiver part in broadband and data processing section, jointly complete reception and the sending function of navigational communications data;
Described radio-frequency (RF) transceiver comprises the band shaping filter, high dynamic range ADC, decimation filter, FIR filter, interpolation filter and the high dynamic range DAC that connect successively, completes mixing, filtering, AD conversion function;
Described data processing section comprises the packing of the digital filtering of multiple signals, data modem and data and resolves, and completes navigational communications data processing function.
2. the airborne navigational communications processing module based on software radio according to claim 1, is characterized in that: described radio-frequency (RF) transceiver adopts the integrated process chip in broadband, realizes the front end transmitting-receiving conversion of 5GHz radiofrequency signal, Up/Down Conversion, AD/DA conversion.
3. the airborne navigational communications processing module based on software radio according to claim 1, it is characterized in that: described data processing section adopts very high speed digital process FPGA to complete the digital filtering of multichannel navigational communications link, modulation /demodulation and data packing analytical capabilities.
4. the airborne navigational communications processing module based on software radio according to claim 2, is characterized in that: the integrated process chip in described broadband adopts AD936X transponder chip.
5. the airborne navigational communications processing module based on software radio according to claim 3, is characterized in that: very high speed digital process FPGA adopts Zynq-7000 family chip.
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| CN201510917856.XA CN105553487A (en) | 2015-12-10 | 2015-12-10 | Software radio-based airborne navigation and communication processing module |
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| CN201510917856.XA CN105553487A (en) | 2015-12-10 | 2015-12-10 | Software radio-based airborne navigation and communication processing module |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106019320A (en) * | 2016-05-16 | 2016-10-12 | 华东师范大学 | Satellite navigation signal recording method based on universal software radio equipment |
| CN107147871A (en) * | 2017-04-26 | 2017-09-08 | 长春理工大学 | A kind of fire information real-time Transmission device based on radio |
| CN107769780A (en) * | 2016-08-19 | 2018-03-06 | 英飞凌科技股份有限公司 | Analog-digital converter and its operating method, the method and circuit that operate motor |
| CN107888207A (en) * | 2017-11-09 | 2018-04-06 | 中国电子科技集团公司第二十九研究所 | A kind of FM voice signals demodulating data Audio recovery method and recording method |
| CN107888206A (en) * | 2017-11-09 | 2018-04-06 | 中国电子科技集团公司第二十九研究所 | A kind of AM voice signals demodulating data Audio recovery method and recording method |
| CN108282168A (en) * | 2018-01-25 | 2018-07-13 | 成都航空职业技术学院 | VOR signal transmitters based on FPGA and its design method |
| CN109327254A (en) * | 2018-07-25 | 2019-02-12 | 南京航空航天大学 | ADS-B transceiver machine and method based on software radio |
| CN112073347A (en) * | 2020-08-19 | 2020-12-11 | 中国民用航空总局第二研究所 | Analysis system of DVOR signal based on software defined radio technology |
| CN109194366B (en) * | 2018-08-30 | 2020-12-29 | 杭州波拓科技有限公司 | Wireless ad hoc network frequency hopping radio station based on G3-PLC chip and radio frequency module |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106019320A (en) * | 2016-05-16 | 2016-10-12 | 华东师范大学 | Satellite navigation signal recording method based on universal software radio equipment |
| CN107769780A (en) * | 2016-08-19 | 2018-03-06 | 英飞凌科技股份有限公司 | Analog-digital converter and its operating method, the method and circuit that operate motor |
| CN107147871B (en) * | 2017-04-26 | 2023-11-24 | 左志权 | Fire control information real-time transmission device based on radio |
| CN107147871A (en) * | 2017-04-26 | 2017-09-08 | 长春理工大学 | A kind of fire information real-time Transmission device based on radio |
| CN107888207A (en) * | 2017-11-09 | 2018-04-06 | 中国电子科技集团公司第二十九研究所 | A kind of FM voice signals demodulating data Audio recovery method and recording method |
| CN107888206A (en) * | 2017-11-09 | 2018-04-06 | 中国电子科技集团公司第二十九研究所 | A kind of AM voice signals demodulating data Audio recovery method and recording method |
| CN107888206B (en) * | 2017-11-09 | 2019-11-19 | 中国电子科技集团公司第二十九研究所 | A kind of AM voice signal demodulation data audio restoration methods and recording method |
| CN108282168A (en) * | 2018-01-25 | 2018-07-13 | 成都航空职业技术学院 | VOR signal transmitters based on FPGA and its design method |
| CN108282168B (en) * | 2018-01-25 | 2020-01-21 | 成都航空职业技术学院 | FPGA-based VOR signal transmitter and design method thereof |
| CN109327254A (en) * | 2018-07-25 | 2019-02-12 | 南京航空航天大学 | ADS-B transceiver machine and method based on software radio |
| CN109194366B (en) * | 2018-08-30 | 2020-12-29 | 杭州波拓科技有限公司 | Wireless ad hoc network frequency hopping radio station based on G3-PLC chip and radio frequency module |
| CN112073347B (en) * | 2020-08-19 | 2023-02-28 | 中国民用航空总局第二研究所 | Analysis system of DVOR signal based on software defined radio technology |
| CN112073347A (en) * | 2020-08-19 | 2020-12-11 | 中国民用航空总局第二研究所 | Analysis system of DVOR signal based on software defined radio technology |
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Application publication date: 20160504 |