CN207649624U - A kind of aircraft navigation instrument and its landing comprehensive tester - Google Patents
A kind of aircraft navigation instrument and its landing comprehensive tester Download PDFInfo
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- CN207649624U CN207649624U CN201721618826.XU CN201721618826U CN207649624U CN 207649624 U CN207649624 U CN 207649624U CN 201721618826 U CN201721618826 U CN 201721618826U CN 207649624 U CN207649624 U CN 207649624U
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- 230000010354 integration Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 230000003139 buffering effect Effects 0.000 claims description 8
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
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Abstract
The utility model proposes a kind of aircraft navigation instrument and its landing comprehensive testers, including：The localizer test device includes：Localizer tests antenna, the first 150Hz signal generators, the first 150Hz modulators, the first 90Hz signal generators, the first 90Hz modulators, the first VHF oscillators；The glide-path localizer test device includes：Glide-path localizer tests antenna, the 2nd 150Hz signal generators, the 2nd 150Hz modulators, UHF oscillators, the 2nd 90Hz signal generators, the 2nd 90Hz modulators；The marker beacon test device includes：Modulator and the 2nd VHF oscillators, the input terminal of the modulator are connect with the 2nd VHF oscillators and externally input beacon frequency signal.The utility model effectively realizes that the landing to flight navigator is tested, and improves measuring accuracy, is convenient for follow-up work.
Description
Technical field
The utility model is related to flight navigation technical field, more particularly to a kind of aircraft navigation instrument and its landing integration test
Instrument.
Background technology
In order to realize the landing test to flight navigator, meets aviation operating specification requirement, need in advance to lead flight
The landing of boat instrument is tested.It is currently the technology solved to be needed to ask for this purpose, how to provide a kind of equipment for test of landing
Topic.
Utility model content
The purpose of this utility model aims to solve at least one of described technological deficiency.
For this purpose, the purpose of this utility model is that proposing a kind of aircraft navigation instrument and its landing comprehensive tester.
To achieve the goals above, the embodiment of the utility model one side provides a kind of landing synthesis of aircraft navigation instrument
Test equipment, including：Localizer test device, glide-path localizer test device and marker beacon test device, wherein
The localizer test device includes：Localizer tests antenna, the first 150Hz signal generators, first
150Hz modulators, the first 90Hz signal generators, the first 90Hz modulators, the first VHF oscillators, wherein the localizer
Test antenna be mounted on the runway elongated central line of landing direction runway distal end, the first 150Hz modulators it is defeated
Enter end to connect with the first 150Hz signal generators and the first VHF oscillators respectively, the first 90Hz modulators point
It is not connect with the first 90Hz signal generators and the first VHF oscillators,
The glide-path localizer test device includes：Glide-path localizer tests antenna, the 2nd 150Hz signal generators, second
150Hz modulators, UHF oscillators, the 2nd 90Hz signal generators, the 2nd 90Hz modulators, wherein the glide-path localizer test
Antenna is mounted on the side at runway threshold, is mounted on bar perpendicular to the ground, including multiple levels in different height are shaken
The input terminal of sub-antenna, the 2nd 150Hz modulators is vibrated with the 2nd 150Hz signal generators and the UHF respectively
Device connects, and the 2nd 90Hz modulators are connect with the first 90Hz signal generators and the UHF oscillators respectively,
The marker beacon test device includes：Modulator and the 2nd VHF oscillators, the input terminal of the modulator and institute
The 2nd VHF oscillators are stated to connect with externally input beacon frequency signal,
Wherein, the first 150Hz signal generators, the first 150Hz modulators, the first 90Hz signal generators, first
90Hz modulators, the first VHF oscillators, the 2nd 150Hz signal generators, the 2nd 150Hz modulators, UHF oscillators, second
90Hz signal generators, the 2nd 90Hz modulators, modulator and the 2nd VHF oscillators are realized using following structures：
FPGA module, DSP computing modules, ARM modules, wherein the work method control execution module unidirectionally connects respectively
The transmitting-receiving control module, ranging integration module, frequency measurement module, A/D buffering fifo modules are connect, the ranging integration module is surveyed
Frequency module, A/D buffering fifo modules unidirectionally connect the DSP computing modules respectively, and bidirectional data buffer module is bi-directionally connected DSP
The button of computing module, peripheral hardware unidirectionally connects the FPGA module, and the ARM modules are bi-directionally connected the working method control respectively
Execution module processed and bidirectional data buffer module.
Further, further include：Display screen, the display screen are connect with the ARM modules.
Further, the display screen uses LED liquid crystal displays.
Further, the DSP computing modules use the dsp chip of model TMS32020.
Further, work method control execution module, transmitting-receiving control module, ranging synthesis are integrated in the FPGA module
Module, frequency measurement module, A/D buffering fifo modules and bidirectional data buffer module.
Further, the FPGA module uses the fpga chip of model EP2C5Q208C8N.
Further, the first 150Hz signal generators and the 2nd 150Hz signal generators can merge into a 150Hz
Signal generator is realized；
The first 150Hz signal generators and the 2nd 150Hz signal generators can merge into a 150Hz signal and generate
Device is realized；
The first 150Hz modulators and the 2nd 150Hz modulators can merge into a 150Hz modulator and realize；
The first 90Hz signal generators and the 2nd 90Hz signal generators can merge into a 90Hz signal generator
It realizes；
The first 90Hz modulators and the 2nd 90Hz modulators can merge into a 90Hz modulator and realize.
The utility model also proposes a kind of aircraft navigation instrument, including：The landing for the aircraft navigation instrument that above-described embodiment provides
Comprehensive tester.
According to the aircraft navigation instrument and its landing comprehensive tester of the utility model embodiment, FPGA module, ARM are utilized
The connection of module and DSP module can effectively remove the influence of multiple harmonic, whole to improve operational precision, and using collection
Become second nature chip, reduces the volume of instrument.
The additional aspect of the utility model and advantage will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is the structure chart according to the landing comprehensive tester of the aircraft navigation instrument of the utility model embodiment；
Fig. 2 is the structure chart according to the localizer test device of the utility model embodiment；
Fig. 3 is the structure chart according to the glide-path localizer test device of the utility model embodiment；
Fig. 4 is the structure chart according to the marker beacon test device of the utility model embodiment.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
As shown in Figure 1, the landing comprehensive tester of the aircraft navigation instrument of the utility model embodiment, including：Heading device
Mark test device 1, glide-path localizer test device 2 and marker beacon test device 3.
As shown in Fig. 2, localizer test device 1 includes：Localizer test antenna, the first 150Hz signal generators,
First 150Hz modulators, the first 90Hz signal generators, the first 90Hz modulators, the first VHF oscillators, wherein localizer
It tests antenna to be mounted on the runway elongated central line of landing direction runway distal end, the input terminal of the first 150Hz modulators
Connect respectively with the first 150Hz signal generators and the first VHF oscillators, the first 90Hz modulators respectively with the first 90Hz signals
Generator and the connection of the first VHF oscillators.
As shown in figure 3, glide-path localizer test device 2 includes：Glide-path localizer test antenna, the 2nd 150Hz signal generators,
2nd 150Hz modulators, UHF oscillators, the 2nd 90Hz signal generators, the 2nd 90Hz modulators, wherein glide-path localizer is tested
Antenna is mounted on the side at runway threshold, is mounted on bar perpendicular to the ground, including multiple levels in different height are shaken
The input terminal of sub-antenna, the 2nd 150Hz modulators is connect with the 2nd 150Hz signal generators and UHF oscillators respectively, and second
90Hz modulators are connect with the first 90Hz signal generators and UHF oscillators respectively.
As shown in figure 4, marker beacon test device 3 includes：Modulator and the 2nd VHF oscillators, the input terminal of modulator
It is connect with the 2nd VHF oscillators and externally input beacon frequency signal.
In one embodiment of the utility model, the first 150Hz signal generators, the first 150Hz modulators, first
90Hz signal generators, the first 90Hz modulators, the first VHF oscillators, the 2nd 150Hz signal generators, the 2nd 150Hz modulation
Device, UHF oscillators, the 2nd 90Hz signal generators, the 2nd 90Hz modulators, modulator and the 2nd VHF oscillators are using following
Structure is realized：
Work method control execution module, transmitting-receiving control module, ranging integration module, frequency measurement module, A/D buffer FIFO
FPGA module, DSP computing modules, the ARM modules of module and bidirectional data buffer module composition, wherein work method control is held
Unidirectional connection transmitting-receiving control module, ranging integration module, frequency measurement module, A/D buffer FIFO modules to row module respectively, and ranging is comprehensive
Mold block, frequency measurement module, A/D bufferings fifo module unidirectional connection DSP computing modules respectively, the two-way company of bidirectional data buffer module
DSP computing modules are connect, the button of peripheral hardware unidirectionally connects FPGA module, and ARM modules are bi-directionally connected work method control execution respectively
Module and bidirectional data buffer module, wherein the transmitting-receiving that transmitting-receiving control module receives input controls signal, and ranging integration module connects
Ranging transponder pulse and the distance measurement inquiring pulse signal of input are received, frequency measurement module receives the frequency signal to be measured of input.
In one embodiment of the utility model, the utility model further includes：Display screen, the display screen and ARM modules
Connection.Wherein, display screen uses LED liquid crystal displays.
In one embodiment of the utility model, DSP computing modules use the dsp chip of model TMS32020.
In addition, be integrated in FPGA module work method control execution module, transmitting-receiving control module, ranging integration module,
Frequency measurement module, A/D buffering fifo modules and bidirectional data buffer module.
In one embodiment of the utility model, FPGA module uses the fpga chip of model EP2C5Q208C8N.
It should be noted that the first 150Hz signal generators and the 2nd 150Hz signal generators can merge into one
150Hz signal generators are realized；
It is real that first 150Hz signal generators and the 2nd 150Hz signal generators can merge into a 150Hz signal generator
It is existing；
First 150Hz modulators and the 2nd 150Hz modulators can merge into a 150Hz modulator and realize；
First 90Hz signal generators and the 2nd 90Hz signal generators can merge into a 90Hz signal generator and realize；
First 90Hz modulators and the 2nd 90Hz modulators can merge into a 90Hz modulator and realize.
It needs to calculate mass data in real time when working due to system, using advanced dsp chip as signal processing
The arithmetic core of device realizes the high speed processing of signal in conjunction with FPGA module and high-precision A/D conversion circuits.DSP computing modules are to boat
DFT operations are carried out to 1300 and 2100 signals with downslide, find out the calculating that its fundamental signal carries out audibility coefficient.This practicality
The novel control command for completing response ARM operates, to execute to the progress DFT operations of 1300 and 2100 signals accordingly, finds out
The audibility coefficient of course and downslide, to the result obtained after data processing be sent to master control with operation display unit, scanning
Button is simultaneously handled, and obtained key assignments is sent to master control and operation display unit, the generation of distance measuring signal and the inspection of answer signal
The automatic detection function for surveying, and calculating range information, completing radio frequency channel to measurement, the cooperation master control of each frequency synthesizer CF signal.
The utility model embodiment also proposes a kind of aircraft navigation instrument, including：The aircraft navigation instrument that above-described embodiment provides
Landing comprehensive tester.
According to the aircraft navigation instrument and its landing comprehensive tester of the utility model embodiment, by the way that localizer is arranged
Test device, glide-path localizer test device and marker beacon test device, the effective landing realized to flight navigator are tested,
Measuring accuracy is improved, follow-up work is convenient for, simple in structure, integrated level is high, small product size is small.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiments or example.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are not departing from the utility model
Principle and objective in the case of above-described embodiment can be changed in the scope of the utility model, change, replace and
Modification.The scope of the utility model is by appended claims and its equivalent limits.
Claims (7)
1. a kind of landing comprehensive tester of aircraft navigation instrument, which is characterized in that including：Localizer test device glides
Beacon test device and marker beacon test device, wherein
The localizer test device includes：Localizer tests antenna, the first 150Hz signal generators, the first 150Hz tune
Device processed, the first 90Hz signal generators, the first 90Hz modulators, the first VHF oscillators, wherein the localizer test days
Line is mounted on the runway elongated central line of landing direction runway distal end, the input terminal point of the first 150Hz modulators
Do not connect with the first 150Hz signal generators and the first VHF oscillators, the first 90Hz modulators respectively with institute
The first 90Hz signal generators are stated to connect with the first VHF oscillators,
The glide-path localizer test device includes：Glide-path localizer tests antenna, the 2nd 150Hz signal generators, the 2nd 150Hz tune
Device processed, UHF oscillators, the 2nd 90Hz signal generators, the 2nd 90Hz modulators, wherein the glide-path localizer test antenna peace
Side at runway threshold is mounted on bar perpendicular to the ground, including multiple horizontal dipole antennas in different height,
The input terminal of the 2nd 150Hz modulators is connect with the 2nd 150Hz signal generators and the UHF oscillators respectively,
The 2nd 90Hz modulators are connect with the first 90Hz signal generators and the UHF oscillators respectively,
The marker beacon test device includes：Modulator and the 2nd VHF oscillators, the input terminal of the modulator and described the
Two VHF oscillators are connected with externally input beacon frequency signal,
Wherein, the first 150Hz signal generators, the first 150Hz modulators, the first 90Hz signal generators, the first 90Hz
Modulator, the first VHF oscillators, the 2nd 150Hz signal generators, the 2nd 150Hz modulators, UHF oscillators, the 2nd 90Hz letters
Number generator, the 2nd 90Hz modulators, modulator and the 2nd VHF oscillators are realized using following structures：FPGA module, DSP meters
Calculate module, ARM modules, wherein be integrated with work method control execution module in the FPGA module, transmitting-receiving control module, survey
Mould is executed away from integration module, frequency measurement module, A/D buffering fifo modules and bidirectional data buffer module, the work method control
Block unidirectionally connects the transmitting-receiving control module, ranging integration module, frequency measurement module, A/D buffering fifo modules, the ranging respectively
Integration module, frequency measurement module, A/D buffering fifo modules unidirectionally connect the DSP computing modules, bidirectional data buffer module respectively
DSP computing modules are bi-directionally connected, the button of peripheral hardware unidirectionally connects the FPGA module, and the ARM modules are bi-directionally connected institute respectively
State work method control execution module and bidirectional data buffer module.
2. the landing comprehensive tester of aircraft navigation instrument as described in claim 1, which is characterized in that further include：Display screen,
The display screen is connect with the ARM modules.
3. the landing comprehensive tester of aircraft navigation instrument as claimed in claim 2, which is characterized in that the display screen uses
LED liquid crystal displays.
4. the landing comprehensive tester of aircraft navigation instrument as described in claim 1, which is characterized in that the DSP calculates mould
Block uses the dsp chip of model TMS32020.
5. the landing comprehensive tester of aircraft navigation instrument as described in claim 1, which is characterized in that the FPGA module is adopted
With the fpga chip of model EP2C5Q208C8N.
6. the landing comprehensive tester of aircraft navigation instrument as described in claim 1, which is characterized in that the first 150Hz
Signal generator and the 2nd 150Hz signal generators can merge into a 150Hz signal generator and realize；
It is real that the first 150Hz signal generators and the 2nd 150Hz signal generators can merge into a 150Hz signal generator
It is existing；
The first 150Hz modulators and the 2nd 150Hz modulators can merge into a 150Hz modulator and realize；
The first 90Hz signal generators and the 2nd 90Hz signal generators can merge into a 90Hz signal generator and realize；
The first 90Hz modulators and the 2nd 90Hz modulators can merge into a 90Hz modulator and realize.
7. a kind of aircraft navigation instrument, which is characterized in that the landing including claim 1-6 any one of them aircraft navigation instrument is comprehensive
Close test equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721618826.XU CN207649624U (en) | 2017-11-28 | 2017-11-28 | A kind of aircraft navigation instrument and its landing comprehensive tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721618826.XU CN207649624U (en) | 2017-11-28 | 2017-11-28 | A kind of aircraft navigation instrument and its landing comprehensive tester |
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| Publication Number | Publication Date |
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| CN207649624U true CN207649624U (en) | 2018-07-24 |
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| CN201721618826.XU Withdrawn - After Issue CN207649624U (en) | 2017-11-28 | 2017-11-28 | A kind of aircraft navigation instrument and its landing comprehensive tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806889A (en) * | 2017-11-28 | 2018-03-16 | 天津七六四通信导航技术有限公司 | A kind of aircraft navigation instrument and its landing comprehensive tester |
-
2017
- 2017-11-28 CN CN201721618826.XU patent/CN207649624U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107806889A (en) * | 2017-11-28 | 2018-03-16 | 天津七六四通信导航技术有限公司 | A kind of aircraft navigation instrument and its landing comprehensive tester |
| CN107806889B (en) * | 2017-11-28 | 2023-12-22 | 天津七六四通信导航技术有限公司 | Aircraft navigator and landing comprehensive test instrument thereof |
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Granted publication date: 20180724 Effective date of abandoning: 20231222 |
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