CN103414484B - Short-wave four-channel integrated channel machine - Google Patents
Short-wave four-channel integrated channel machine Download PDFInfo
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Abstract
The invention provides a short-wave four-channel integrated channel machine which comprises a receiving channel module, a photoelectric conversion module, a channel digital signal processing module, a business digital signal processing module, a frequency synthesizer module, a main control module, a front panel module, a power module, a CPCI bus, and a CPCI expansion slot. Four kinds of reception and a business control channel are integrated, so as to realize the advantages that: the quantity and the volume of equipment are reduced; the weight is saved; since the main control module employs the CPCI bus to communicate with eah CPCI module, the bus transmission rate is high and the anti interference performance is good; at the same time, since the data transmission between the short-wave four-channel integrated channel machine and the transmitter is carried out through the optical fiber, the transmission rate is high, and the broadband data is supported in addition to the original narrowband data; and the optical cable transmission is used so that the anti interference performance of the information transmission is good.
Description
Technical field
The present invention relates to Shortwave Communication System field, and relate to a kind of shortwave four-way integration channel device especially.
Background technology
Receiver in the past and controller can only realize reception or the Service control effect of single passage, and realize four channel reception and Service control effect, then need the drawer of multiple receiver unit and controller unit, quantity is many, volume is large, and weight is also large.Only be connected with tone frequency channel wire with general between Time Controller with transmitter, the shortcomings such as transmission rate is low, anti-jamming effectiveness is poor will be there is.
Summary of the invention
The object of the invention is to provide a kind of shortwave four-way integration channel device, can be used as multifunctional controller and receiver, achieve four receive and Service control passage integrated, number of devices and volume can be reduced, saved weight, and bus transfer rate is high, good in anti-interference performance.
For reaching above-mentioned purpose, the present invention proposes a kind of shortwave four-way integration channel device, comprise collection of letters channel module, channel digital signal processing module, service digital signal processing module, photoelectric conversion module, frequency synthesizer module, main control module, front panel module, power module, cpci bus, wherein: power module provides the direct voltage of all modules in cabinet; Collection of letters channel module comprises four collection of letters channels, and four collection of letters channels receive the short-wave signal from quaternary antenna array respectively, when sharing a local oscillator, carries out mixing, filtering and amplification process respectively to four road signals; Frequency synthesizer module provides digital signal processing module, mark needed for channel digital signal processing module signal frequently, also provides four road mixed frequency signals to collection of letters channel simultaneously; Four road Received signal strength are through mixing and after being converted to high intermediate-freuqncy signal, A/D respectively with 16 in channel digital signal processing module carries out analog to digital conversion, obtain four railway digital signals and do narrowband diversity synthesis process again, be do digital demodulation again after a road in-phase digital signal by four road signal syntheses according to composition algorithm, the signal after demodulation becomes audio frequency to send by the D/A digital to analog conversion in channel digital signal processing module; Service digital signal processing module is for realizing the miscellaneous service function of short wave communication; Aforementioned main control module is connected by the signal of cpci bus with channel digital signal processing module and service digital signal processing module and is realized controlling the operation of the integrated channel device of shortwave four-way.
Further, aforementioned shortwave four-way integration channel device also comprises CICP expansion slot, is connected, in order to insert other CPCI module with cpci bus.
Further, aforementioned Photon-Electron modular converter is used for conversion and the transmission of light signal, its data transmission procedure is as follows: data transmission procedure is as follows: do baseband modulation by channel digital signal processing module dsp chip wherein to the audio digital signals after A/D, then FIR digital filtering is done in fpga chip to digital signal after modulation, then the inclined code of 8B/10B is done, and compound four road signal is a road, finally do and parallel/serially convert LvpEcL high-speed differential signal to, give photoelectric conversion module and be converted to optical signal transmission.
Further, aforementioned power source module samples linear power supply, its inside has radiator and drawer blower fan to carry out double-radiation function.
Therefore, from the above technical solution of the present invention shows that, beneficial effect of the present invention be to achieve four receive and Service control passage integrated, such advantage to reduce number of devices and volume, saved weight.Main control module adopts cpci bus and each CPCI module communication, and bus transfer rate is high, good in anti-interference performance.Pass through Optical Fiber Transmission data with transmitter, transmission rate is high, except supporting original narrow band data, also supports wideband data simultaneously, owing to being optical cable transmission, and the good in anti-interference performance of this information transmission.Therefore, the present invention can the developing direction of, short-wave reception controller that transmission rate high high as integrated level of new generation.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of shortwave four-way of the present invention integration channel device.
Fig. 2 is the schematic diagram of four-way high speed data transfer.
Embodiment
In order to more understand technology contents of the present invention, institute's accompanying drawings is coordinated to be described as follows especially exemplified by specific embodiment.
With reference to the circuit diagram shown in figure 1, according to preferred embodiment of the present invention, shortwave four-way integration channel device comprises collection of letters channel module, photoelectric conversion module, channel digital signal processing module, service digital signal processing module, frequency synthesizer module, main control module, front panel module, power module, cpci bus, and aforementioned all modules are all positioned at cabinet.
Wherein: collection of letters channel module comprises four collection of letters channels, power module provides the direct voltage of all modules in cabinet, and preferably, because integrated channel device module is many, in order to reduce the interference to collection of letters passage, the present embodiment adopts linear power supply.Power module will drive four collection of letters channel modules, channel digital signal processing module, service digital signal processing module and main control module etc. simultaneously, add the processing speeds such as CPU and DSP that inside modules uses fast and cause power consumption high, so the power consumption of complete machine is large; And the caloric value of linear power supply itself is comparatively large, therefore power supply heat sinking is just particularly crucial.We have employed large area high-efficiency radiator in power module, utilize drawer blower fan exhausting to carry out air blast cooling simultaneously and reduce power source temperature, carry out double-radiation function like this.
Four collection of letters channels receive the short-wave signal from quaternary antenna array respectively, when sharing a local oscillator, carry out the process such as mixing, filtering and amplification respectively to four road signals.
Frequency synthesizer module provides digital signal processing module and the mark needed for channel digital signal processing module signal frequently, also provides four road mixed frequency signals to collection of letters channel simultaneously.After four road Received signal strength are converted to high intermediate-freuqncy signal after mixing, A/D respectively with 16 in channel digital signal processing module carries out analog to digital conversion, obtaining four railway digital signals and do narrowband diversity synthesis process again, is do digital demodulation again after a road in-phase digital signal by four road signal syntheses according to composition algorithm.Signal after demodulation becomes audio frequency to send by the D/A digital to analog conversion in channel digital signal processing module.
Complete the operation of front panel module to shortwave four-way integration channel device by main control module and operation interface to control, main control module can load Windows XP or vxworks operating system.Main control software is responsible for display and control, and main control software is developed under Windows XP or under vxworks operating system.Need in different system different CPCI drivers is installed.Main control module, simultaneously also can the state of monitoring modular by cpci bus control channel digital signal processing module and service digital signal processing module.Owing to adopting cpci bus, autgmentability is strong, therefore, is preferably also provided with CPCI expansion slot, is connected with cpci bus in the present embodiment, to insert other CPCI module.
No. four antennas receive the short-wave signal of coming and deliver in 4 collection of letters channels respectively, high intermediate-freuqncy signal is fixed by up-conversion, then after the process such as filter and amplification, be sent to channel digital signal processing module and do demodulation process, the base band data that demodulation produces gives service digital signal processing module by High Speed Serial bus, and this service digital signal processing module is used for realizing the miscellaneous service functions such as the self adaptation of short wave communication.
As shown in Figure 1, shortwave four-way integration channel device also can provide digital intermediate frequency, the control information of No. four transmitters of far-end, is that optical signal transmission is gone out by aforementioned Photon-Electron module converts.Four-way high speed data transfer schematic diagram as shown in Figure 2.Its data transmission procedure is as follows: data transmission procedure is as follows: do baseband modulation by channel digital signal processing module dsp chip wherein to the audio digital signals after A/D, then FIR digital filtering is done in fpga chip to digital signal after modulation, then the inclined code of 8B/10B is done, and compound four road signal is a road, finally do and parallel/serially convert LvpEcL high-speed differential signal to, give photoelectric conversion module and be converted to optical signal transmission.
In sum, shortwave four-way of the present invention integration channel device as multifunctional controller and receiver, achieve four receive and Service control passage integrated, such advantage to reduce number of devices and volume, saved weight.Main control module adopts cpci bus and each CPCI module communication, and bus transfer rate is high, good in anti-interference performance.Pass through Optical Fiber Transmission data with transmitter, transmission rate is high, except supporting original narrow band data, also supports wideband data simultaneously.Owing to being optical cable transmission, the good in anti-interference performance of this information transmission.Therefore, the present invention can the developing direction of, short-wave reception controller that transmission rate high high as integrated level of new generation.
Although the present invention with preferred embodiment disclose as above, so itself and be not used to limit the present invention.Persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when being used for a variety of modifications and variations.Therefore, protection scope of the present invention is when being as the criterion depending on those as defined in claim.
Claims (1)
1. a shortwave four-way integration channel device, it is characterized in that, comprise collection of letters channel module, channel digital signal processing module, service digital signal processing module, photoelectric conversion module, frequency synthesizer module, main control module, front panel module, power module, cpci bus, wherein: power module provides the direct voltage of all modules in cabinet; Collection of letters channel module comprises four collection of letters channels, and four collection of letters channels receive the short-wave signal from quaternary antenna array respectively, when sharing a local oscillator, carries out mixing, filtering and amplification process respectively to four road signals; Frequency synthesizer module provides service digital signal processing module, mark needed for channel digital signal processing module signal frequently, also provides four road mixed frequency signals to collection of letters channel simultaneously; Four road Received signal strength are through mixing and after being converted to high intermediate-freuqncy signal, A/D respectively with 16 in channel digital signal processing module carries out analog to digital conversion, obtain four railway digital signals and do narrowband diversity synthesis process again, be do digital demodulation again after a road in-phase digital signal by four road signal syntheses according to composition algorithm, the signal after demodulation becomes audio frequency to send by the D/A digital to analog conversion in channel digital signal processing module; Service digital signal processing module is for realizing the miscellaneous service function of short wave communication; Aforementioned main control module is connected by the signal of cpci bus with channel digital signal processing module and service digital signal processing module and is realized controlling the operation of the integrated channel device of shortwave four-way;
Aforementioned shortwave four-way integration channel device also comprises CICP expansion slot, is connected, in order to insert other CPCI module with cpci bus;
Aforementioned power source module adopts linear power supply, and its inside has radiator and drawer blower fan to carry out double-radiation function;
Aforementioned Photon-Electron modular converter is used for conversion and the transmission of light signal, its data transmission procedure is as follows: do baseband modulation by channel digital signal processing module dsp chip wherein to the audio digital signals after A/D, then FIR digital filtering is done in fpga chip to digital signal after modulation, then 8B/10B coding is done, and compound four road signal is a road, finally do and parallel/serially convert LvpEcL high-speed differential signal to, give photoelectric conversion module and be converted to optical signal transmission.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110620590A (en) * | 2019-08-14 | 2019-12-27 | 熊猫电子集团有限公司 | Serialized short-wave communication platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103973404A (en) * | 2014-04-04 | 2014-08-06 | 熊猫电子集团有限公司 | CPCI (compact peripheral component interconnect) bus based network code controller |
| CN106714009A (en) * | 2016-12-15 | 2017-05-24 | 陕西烽火实业有限公司 | Shortwave radio station optical fiber communication system and method |
| CN114598348B (en) * | 2022-02-21 | 2023-06-30 | 西安烽火电子科技有限责任公司 | Universal hardware platform for short wave communication technology verification and signal processing method thereof |
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| CN103067058A (en) * | 2012-12-25 | 2013-04-24 | 熊猫电子集团有限公司 | Short wave receiving and sending integration digital signal processing module based on delayed diversity |
| CN103067059A (en) * | 2012-12-25 | 2013-04-24 | 熊猫电子集团有限公司 | Short wave receiving and sending communication channel process device based on delayed diversity and compact peripheral component interconnect (CPCI) bus |
| CN103078650A (en) * | 2013-01-06 | 2013-05-01 | 中国电子科技集团公司第十研究所 | High speed data transmission receiver |
| CN103346813A (en) * | 2013-06-28 | 2013-10-09 | 熊猫电子集团有限公司 | Short-wave four-channel narrow-band diversity reception system |
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| KR101188640B1 (en) * | 2011-02-24 | 2012-10-09 | 엘에스산전 주식회사 | Gateway for substation automation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103067058A (en) * | 2012-12-25 | 2013-04-24 | 熊猫电子集团有限公司 | Short wave receiving and sending integration digital signal processing module based on delayed diversity |
| CN103067059A (en) * | 2012-12-25 | 2013-04-24 | 熊猫电子集团有限公司 | Short wave receiving and sending communication channel process device based on delayed diversity and compact peripheral component interconnect (CPCI) bus |
| CN103078650A (en) * | 2013-01-06 | 2013-05-01 | 中国电子科技集团公司第十研究所 | High speed data transmission receiver |
| CN103346813A (en) * | 2013-06-28 | 2013-10-09 | 熊猫电子集团有限公司 | Short-wave four-channel narrow-band diversity reception system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110620590A (en) * | 2019-08-14 | 2019-12-27 | 熊猫电子集团有限公司 | Serialized short-wave communication platform |
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