CN103427867B - Shortwave based on industry ethernet transmitting-receiving integrated radio modules - Google Patents
Shortwave based on industry ethernet transmitting-receiving integrated radio modules Download PDFInfo
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- CN103427867B CN103427867B CN201310317000.XA CN201310317000A CN103427867B CN 103427867 B CN103427867 B CN 103427867B CN 201310317000 A CN201310317000 A CN 201310317000A CN 103427867 B CN103427867 B CN 103427867B
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Abstract
The present invention provides a kind of shortwave based on industry ethernet to receive and dispatch integrated radio modules, the RF receiving circuit including control circuit and being connected with control circuit respectively and radio-frequency (RF) excited circuit, wherein: control circuit receives control command by industry ethernet, and transmit the status information of shortwave transmitting-receiving integrated radio modules, RF receiving circuit, for short-wave radio frequency signal carries out frequency-conversion processing, produces intermediate-freuqncy signal；Radio-frequency (RF) excited circuit is for being amplified and Filtering Processing short-wave radio frequency signal.This shortwave transmitting-receiving integrated radio modules passes through the integrated of transceiving radio frequency circuit, it is achieved that the shortwave transceiving radio frequency signal of single module amplifies and frequency conversion, it is possible to save space, weight and cost for complete machine；And by using industry ethernet, the advantage that this module also has versatility, autgmentability is strong.
Description
Technical field
The present invention relates to short wave communication technical field, in particular to a kind of shortwave based on industry ethernet
Transmitting-receiving integrated radio modules.
Background technology
Existing short-wave radio frequency module receives and launches separate, and module volume and weight is bigger；But
In the equipment that some integration degree are higher, volume and weight is had higher requirement, it is therefore necessary to grind
The radio-frequency module that integrated level processed is high, autgmentability is strong.
Summary of the invention
Present invention aim at providing a kind of shortwave based on industry ethernet to receive and dispatch integrated radio modules, it is achieved
The shortwave transceiving radio frequency signal of single module amplifies and frequency conversion, it is achieved that transceiving radio frequency circuit integrated, it is possible to
Space, weight and cost is saved for complete machine.
For achieving the above object, the technical solution adopted in the present invention is as follows:
A kind of shortwave based on industry ethernet transmitting-receiving integrated radio modules, including control circuit and respectively with
The RF receiving circuit of control circuit connection and radio-frequency (RF) excited circuit, wherein: control circuit is total by Ethernet
Line reception control command, and transmit the status information of shortwave transmitting-receiving integrated radio modules, RF receiving circuit is used
In short-wave radio frequency signal being carried out frequency-conversion processing, produce intermediate-freuqncy signal；Radio-frequency (RF) excited circuit is for penetrating shortwave
Frequently signal is amplified and Filtering Processing.
Further, aforementioned control circuit employing ATmega16L is as kernel control chip, and passes through Ethernet
Interface chip LXT971AL communicates with industry ethernet, and ATmega16L kernel control chip is by also
Mouth controls RF receiving circuit and radio-frequency (RF) excited circuit.
Further, aforementioned RF receiving circuit include low-pass filter circuit, mixting circuit, intermediate frequency filtering circuit,
IF amplifier circuit, local oscillation circuit and single-chip microcomputer, the short-wave radio frequency of input is first believed by this low-pass filter circuit
Number make low-pass filtering treatment, then become intermediate-freuqncy signal through mixting circuit mixing, then by intermediate frequency filtering circuit,
IF amplifier circuit completes intermediate frequency filtering, gain amplifier processes, wherein: single-chip microcomputer receives changing of control circuit
Frequency is ordered and is processed into frequency code and gives local oscillation circuit, thus the local oscillation signal needed for producing mixing.
Further, aforementioned local oscillation circuit and single-chip microcomputer use unified reference clock, to reduce clock to radio frequency
The impact of passage.
Further, aforementioned radio-frequency (RF) excited circuit includes leading to for the band being filtered short-wave radio frequency signal processing
Filter circuit and the amplifying circuit for signal processing and amplifying.
Further, aforementioned strip bandpass filter circuit includes the wave filter of four wave bands and selects ripple by electrical switch
Section, aforementioned control circuit the Ctrl2-Ctrl0 signal provided controls each electrical switch, wherein four ripples respectively
The wave filter of section is respectively as follows: wave filter 1, and wavelength band is 10MHz；Wave filter 2, wavelength band is
10MHz～18MHz；Wave filter 3, wavelength band is 18MHz～24MHz；Wave filter 4, wave band model
Enclose for 24MHz～30MHz.
Further, aforementioned electronic switch is BGS12A radio-frequency (RF) switch.
Further, three negative feedback amplifier circuits that said amplifier circuitry is made up of MRF586 pipe form, and three
Individual negative feedback amplifier circuit provides the gain of 0dB ,+12dB ,+12dB respectively, and overall gain is+24dB, defeated
Entering to export impedance is 50 Ω.
From the above technical solution of the present invention shows that, shortwave based on the industry ethernet transmitting-receiving of the present invention is integrated
Radio-frequency module, it is possible to achieve the shortwave transceiving radio frequency signal of single module amplifies and frequency conversion, it is achieved that transceiving radio frequency
Circuit integrated, it is possible to save space, weight and cost for complete machine；And by using industry ethernet,
The advantage that this module also has versatility, autgmentability is strong.Therefore, may be used on integration degree higher,
Autgmentability requires stronger shortwave excitation or receives in unit, reduces module number and the weight of unit.
Accompanying drawing explanation
Fig. 1 is the module diagram of preferred embodiment shortwave of the present invention transmitting-receiving integrated radio modules.
Fig. 2 is the principle schematic of RF receiving circuit.
Fig. 3 is the principle schematic of radio-frequency (RF) excited circuit.
Fig. 4 is the theory diagram of bandwidth-limited circuit in radio-frequency (RF) excited circuit.
Fig. 5 is the theory diagram of amplifying circuit in radio-frequency (RF) excited circuit.
Detailed description of the invention
In order to know more about the technology contents of the present invention, especially exemplified by specific embodiment and coordinate institute's accompanying drawings to be described as follows.
As it is shown in figure 1, according to the preferred embodiment of the present invention, shortwave based on industry ethernet transmitting-receiving is integrated
Radio-frequency module, it is characterised in that include control circuit and the radio frequency reception electricity being connected respectively with control circuit
Road and radio-frequency (RF) excited circuit, wherein: control circuit receives control command by industry ethernet, and transmits short
The status information of ripple transmitting-receiving integrated radio modules, RF receiving circuit is for carrying out frequency conversion to short-wave radio frequency signal
Process, produce intermediate-freuqncy signal；Radio-frequency (RF) excited circuit is for being amplified and Filtering Processing short-wave radio frequency signal.
It is preferred that control circuit employing ATmega16L is as kernel control chip, and pass through Ethernet interface
Chip LXT971AL communicates with industry ethernet, and ATmega16L kernel control chip is controlled by parallel port
RF receiving circuit processed and radio-frequency (RF) excited circuit.
With reference to Fig. 2, RF receiving circuit include low-pass filter circuit, mixting circuit, intermediate frequency filtering circuit, in
Frequently amplifying circuit, local oscillation circuit and single-chip microcomputer, this low-pass filter circuit is first to the short-wave radio frequency signal inputted
Make low-pass filtering treatment, then become intermediate-freuqncy signal through mixting circuit mixing, then by intermediate frequency filtering circuit, in
Frequently amplifying circuit completes intermediate frequency filtering, gain amplifier processes, wherein: single-chip microcomputer receives changing frequently of control circuit
Order and be processed into frequency code and give local oscillation circuit, thus the local oscillation signal needed for producing mixing.
Such as Fig. 2, it is preferred that local oscillation circuit and single-chip microcomputer use unified reference clock, to reduce clock correlation
Frequently the impact of passage.
With reference to shown in Fig. 3-5, radio-frequency (RF) excited circuit includes for short-wave radio frequency signal is filtered the band processed
Bandpass filter circuit and the amplifying circuit for signal processing and amplifying.
Bandwidth-limited circuit includes the wave filter of four wave bands and passes through electrical switch selection wave band, wherein four
The wave filter of wave band is respectively as follows: wave filter 1, and wavelength band is 10MHz；Wave filter 2, wavelength band is
10MHz～18MHz；Wave filter 3, wavelength band is 18MHz～24MHz；Wave filter 4, wave band model
Enclose for 24MHz～30MHz.The Ctrl2-Ctrl0 signal provided by Atmega16L kernel control chip is respectively
Control each electrical switch.
It is preferred that electrical switch uses BGS12A radio-frequency (RF) switch.
As it is shown in figure 5, three negative feedback amplifier circuits that amplifying circuit is made up of MRF586 pipe form, three
Individual negative feedback amplifier circuit provides the gain of 0dB ,+12dB ,+12dB respectively, and overall gain is+24dB, defeated
Entering to export impedance is 50 Ω.
In order to improve the isolation between the transceiving radio frequency signal within circuit, at the radio frequency making circuit printing plate
Input and output side adds radome, thus can reduce the interference between mutual channel, improves electromagnetic compatibility
Property.
In sum, shortwave based on the industry ethernet transmitting-receiving integrated radio modules of the present invention, penetrated by transmitting-receiving
Frequency circuit integrated, it is achieved that the shortwave transceiving radio frequency signal of single module amplifies and frequency conversion, it is possible to for complete machine
Save space, weight and cost；And by use industry ethernet, this module also have versatility,
The advantage that autgmentability is strong.Therefore, may be used on the shortwave that integration degree is higher, autgmentability requirement is stronger to swash
Encourage or receive in unit, reduce module number and the weight of unit.
Although the present invention is disclosed above with preferred embodiment, so it is not limited to the present invention.The present invention
Art has usually intellectual, without departing from the spirit and scope of the present invention, each when making
The change planted and retouching.Therefore, protection scope of the present invention is when being as the criterion depending on those as defined in claim.
Claims (1)
1. shortwave based on an industry ethernet transmitting-receiving integrated radio modules, it is characterized in that, the RF receiving circuit including control circuit and being connected with control circuit respectively and radio-frequency (RF) excited circuit, wherein: control circuit receives control command by industry ethernet, and transmit the status information of shortwave transmitting-receiving integrated radio modules, RF receiving circuit, for short-wave radio frequency signal carries out frequency-conversion processing, produces intermediate-freuqncy signal；Radio-frequency (RF) excited circuit is for being amplified and Filtering Processing short-wave radio frequency signal；
Aforementioned control circuit employing ATmega16L is as kernel control chip, and is communicated with industry ethernet by Ethernet chip LXT971AL, and ATmega16L kernel control chip passes through parallel port control RF receiving circuit and radio-frequency (RF) excited circuit；
Aforementioned RF receiving circuit includes low-pass filter circuit, mixting circuit, intermediate frequency filtering circuit, IF amplifier circuit, local oscillation circuit and single-chip microcomputer, the short-wave radio frequency signal of input is first made low-pass filtering treatment by this low-pass filter circuit, intermediate-freuqncy signal is become again through mixting circuit mixing, complete intermediate frequency filtering by intermediate frequency filtering circuit, IF amplifier circuit again, gain amplifier processes, wherein: single-chip microcomputer receives the frequency that changes of control circuit and orders and be processed into frequency code and give local oscillation circuit, thus the local oscillation signal needed for producing mixing；
Aforementioned local oscillation circuit and single-chip microcomputer use unified reference clock, to reduce the clock impact on radio-frequency channel；
Aforementioned radio-frequency (RF) excited circuit includes the bandwidth-limited circuit for short-wave radio frequency signal is filtered process and the amplifying circuit for signal processing and amplifying；
Aforementioned strip bandpass filter circuit includes the wave filter of four wave bands and selects wave band by electrical switch, the Ctrl2-Ctrl0 signal provided by aforementioned control circuit controls each electrical switch respectively, wherein the wave filter of four wave bands is respectively as follows: wave filter 1, and wavelength band is 10MHz；Wave filter 2, wavelength band is 10MHz～18MHz；Wave filter 3, wavelength band is 18MHz～24MHz；Wave filter 4, wavelength band is 24MHz～30MHz；
Aforementioned electronic switch switchs for BGS12A；
Three negative feedback amplifier circuits that aforementioned IF amplifier circuit is made up of MRF586 pipe form, and these three negative feedback amplifier circuits provide the gain amplifier of 0dB ,+12dB ,+12dB respectively, and overall gain is+24dB, and input and output impedance is 50 Ω.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310317000.XA CN103427867B (en) | 2013-07-26 | 2013-07-26 | Shortwave based on industry ethernet transmitting-receiving integrated radio modules |
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| CN201310317000.XA CN103427867B (en) | 2013-07-26 | 2013-07-26 | Shortwave based on industry ethernet transmitting-receiving integrated radio modules |
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| CN103427867A CN103427867A (en) | 2013-12-04 |
| CN103427867B true CN103427867B (en) | 2016-08-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103763000A (en) * | 2014-01-07 | 2014-04-30 | 熊猫电子集团有限公司 | Short wave transmitting and receiving all-in-one module based on CPCI bus |
| CN105812226A (en) * | 2016-05-12 | 2016-07-27 | 石家庄开发区泰顺电子通讯有限公司 | Short wave communication management platform based on Ethernet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101635575A (en) * | 2009-08-26 | 2010-01-27 | 成都林海电子有限责任公司 | Four-channel shortwave digital signal processing platform based on software radio |
| CN101977070A (en) * | 2010-10-18 | 2011-02-16 | 南京大学 | Short-wave cooperative detection system |
| CN202750091U (en) * | 2012-06-30 | 2013-02-20 | 熊猫电子集团有限公司 | Short wave radiofrequency signal distribution unit remote controlled with multi modes |
| CN203377874U (en) * | 2013-07-26 | 2014-01-01 | 熊猫电子集团有限公司 | Ethernet bus-based short wave transmit-receive integrated radio frequency module |
-
2013
- 2013-07-26 CN CN201310317000.XA patent/CN103427867B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101635575A (en) * | 2009-08-26 | 2010-01-27 | 成都林海电子有限责任公司 | Four-channel shortwave digital signal processing platform based on software radio |
| CN101977070A (en) * | 2010-10-18 | 2011-02-16 | 南京大学 | Short-wave cooperative detection system |
| CN202750091U (en) * | 2012-06-30 | 2013-02-20 | 熊猫电子集团有限公司 | Short wave radiofrequency signal distribution unit remote controlled with multi modes |
| CN203377874U (en) * | 2013-07-26 | 2014-01-01 | 熊猫电子集团有限公司 | Ethernet bus-based short wave transmit-receive integrated radio frequency module |
Non-Patent Citations (1)
| Title |
|---|
| 短波接收机前端高中频电路的设计与实现;谢金娟;《中国优秀硕士学位论文全文数据库（电子期刊）信息科技辑》;20101215(第12期);I136-28页 * |
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Effective date of registration: 20240314 Address after: 210046 Within Nanjing Economic and Technological Development Zone, Jiangsu Province (No. 301 Zhongshan East Road, Xuanwu District) Patentee after: PANDA ELECTRONICS GROUP Co.,Ltd. Country or region after: China Address before: 210002 No. 301 East Zhongshan Road, Jiangsu, Nanjing Patentee before: PANDA ELECTRONICS GROUP Co.,Ltd. Country or region before: China Patentee before: NANJING PANDA HANDA TECHNOLOGY Co.,Ltd. |