CN209197764U - A kind of multi-functional navigation simulator of miniaturization - Google Patents
A kind of multi-functional navigation simulator of miniaturization Download PDFInfo
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- CN209197764U CN209197764U CN201822031021.6U CN201822031021U CN209197764U CN 209197764 U CN209197764 U CN 209197764U CN 201822031021 U CN201822031021 U CN 201822031021U CN 209197764 U CN209197764 U CN 209197764U
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Abstract
The utility model discloses a kind of multi-functional navigation simulators of miniaturization, comprising: hand-held shell；The hand-held hull outside is equipped with input panel and antenna；The hand-held enclosure interior is equipped with radio-frequency channel unit, digital signal processing unit and clock unit；The input panel connection processing chip；The clock unit, for clock signal and local oscillation signal needed for generating multi-functional navigation simulator；The radio-frequency channel unit connects antenna, and receives or sends radio signal by the antenna；The digital signal processing unit includes the multiple navigation signal analogue units for handling chip and connecting with the processing chip, and each navigation signal analogue unit is simulated for realizing different navigation signals；The radio-frequency channel unit is connected according to the output signal of the processing chip with corresponding navigation signal analogue unit.The utility model is integrated with the analog functuion of a variety of navigation signals, and testing efficiency is high, and testing cost is low.
Description
Technical field
The utility model belongs to navigation detection field, the multi-functional navigation simulator of especially a kind of miniaturization.
Background technique
Airmanship to the safe flight of aircraft, ensure that assigned tasks completion is of great significance.It is directed to the military, people at present
It is had a single function with the simulator of aircraft navigation functional test, separate unit navigation simulator can be only done single or a small number of navigation features and survey
Examination, can not achieve the simulation of a variety of navigation features.The satellite navigation system function of existing aircraft assembly is different, every class navigation feature
It is excessively high that cost need to be will lead to using its corresponding navigation simulator, low efficiency.
Summary of the invention
The purpose of this utility model is that: for the above-mentioned technical problem of the prior art, one kind is provided and is integrated with a variety of lead
The multi-functional navigation simulator of the miniaturization for signal imitation function of navigating.
The technical solution adopted in the utility model is as follows:
A kind of multi-functional navigation simulator of miniaturization, comprising: hand-held shell；The hand-held hull outside is equipped with input face
Plate and antenna；The hand-held enclosure interior is equipped with radio-frequency channel unit, digital signal processing unit and clock unit；The input
Panel connection processing chip；The clock unit is believed for clock signal needed for generating multi-functional navigation simulator and local oscillator
Number；The radio-frequency channel unit connects antenna, and receives or sends radio signal by the antenna；At the digital signal
Reason unit includes the multiple navigation signal analogue units for handling chip and connecting with the processing chip, each navigation letter
Number analogue unit is simulated for realizing different navigation signals；The radio-frequency channel unit is believed according to the output of the processing chip
Number with corresponding navigation signal analogue unit be connected.
Preferably, the clock unit includes constant-temperature crystal oscillator, power splitter and real time clock circuit；
The constant-temperature crystal oscillator provides local oscillation signal for multi-functional navigation simulator, and the power splitter is by the constant temperature
The local oscillation signal of crystal oscillator output is delivered to each navigation signal analogue unit respectively；
The real time clock circuit provides clock signal for multi-functional navigation simulator.
Preferably, the radio-frequency channel unit includes the switching circuit for switching radio-frequency channel access, and is successively connected
Numerical control attenuation circuit, amplifying circuit and the filter circuit connect.
Preferably, the hand-held enclosure interior is equipped with correction module；The correction module includes the temperature detection being connected
Circuit and correcting circuit.
Preferably, the antenna is made of directional aerial and omnidirectional antenna.
Preferably, the hand-held hull outside is equipped with display panel；The display panel connects the processing chip；It is described
Processing chip shows the navigation data output valve display panel that navigation signal analogue unit processing is completed.
Preferably, the hand-held hull outside is equipped with earphone microphone group；The hand-held enclosure interior is equipped at audio signal
Manage unit；The audio signal processing unit is connected to processing chip；The earphone microphone group includes transmitter, receiver and receipts
Send out switching push button；The audio signal processing unit includes audio ADC circuit, audio DAC circuit and transmitting-receiving switching circuit；It is described
Transmitter is connect with audio DAC circuit；The receiver audio ADC circuit connection；The transmitting-receiving switching push button and transmitting-receiving switch
Circuit connection.
Preferably, the hand-held hull outside is equipped with the communication interface for being connected to the processing chip；The communication interface
Including Micro USB interface and Ethernet interface.
Preferably, the hand-held enclosure interior is equipped with power supply unit；Said supply unit includes: power supply adaptor, can fill
Battery and Power Management Unit；The power supply adaptor is connect with rechargeable battery and Power Management Unit simultaneously；It is described can
Rechargeable battery is connected with Power Management Unit；The Power Management Unit is connected to the radio-frequency channel unit, at digital signal
Manage unit and clock unit.
Preferably, the Power Management Unit, including DC/DC circuit and LDO circuit；The DC/DC circuit includes
LMZ14203 chip, the power input and output end of the LMZ14203 chip are equipped with LC filter circuit；The LDO circuit includes
The power output end of TPS737 family chip, the TPS737 family chip is provided with LC filter circuit and electromagnetic interface filter.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
The multi-functional navigation simulator of the miniaturization of the utility model is integrated with a variety of navigation signal analog functuions, improves
At present the army and the people's series aircraft navigation signal simulation status, solve navigation signal simulator have a single function, be at high cost, low efficiency
Problem.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the system structure diagram of the utility model.
Fig. 2 is the digital signal processing unit structural block diagram of the utility model.
Fig. 3 is the clock circuit structural block diagram of the utility model.
Fig. 4 is the schematic diagram in kind of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model, i.e., the described embodiments are only a part of the embodiments of the utility model,
Instead of all the embodiments.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be with each
Different configurations is planted to arrange and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
The feature of the utility model and performance are described in further detail with reference to embodiments.
Embodiment 1
A kind of multi-functional navigation simulator of miniaturization, comprising: hand-held shell；The hand-held hull outside is equipped with input face
Plate and antenna；The hand-held enclosure interior is equipped with radio-frequency channel unit, digital signal processing unit and clock unit；The input
Panel connection processing chip；The clock unit is believed for clock signal needed for generating multi-functional navigation simulator and local oscillator
Number；The radio-frequency channel unit connects antenna, and receives or sends radio signal by the antenna；At the digital signal
Reason unit includes the multiple navigation signal analogue units for handling chip and connecting with the processing chip, each navigation letter
Number analogue unit is simulated for realizing different navigation signals；The radio-frequency channel unit is believed according to the output of the processing chip
Number with corresponding navigation signal analogue unit be connected.
In use, the antenna is made of directional aerial and omnidirectional antenna, specifically include: shortwave omnidirectional whip antenna,
Ultrashort wave omnidirectional whip antenna, L-band omnidirectional whip antenna, C-band omnidirectional whip antenna, C wave band directional horn, it is short
Wave omnidirectional whip antenna, ultrashort wave omnidirectional whip antenna are designed using folding；C-band directional horn is using round loudspeaker
Mouth；Multi-functional navigation simulator receives signal by antenna, and signal is transmitted to digital signal by radio-frequency channel unit
Processing unit；The signal that the navigation signal analogue unit transmits the radio-frequency channel unit is analyzed and processed, by leading
The signal imitation unit that navigates realizes the signal imitation of different navigation data.Specifically, the navigation signal analogue unit is realized not
Signal imitation with navigation data include: instrument landing signal imitation, altimeter signal simulation, telecompass signal imitation,
Marker beacon signal imitation, Tacan signal simulation, the simulation of microwave approaching signal, range finder signal imitation, precise distance measurement signal mode
Quasi-, the signal imitation of blank pipe answering machine, short-wave radio set signal imitation, voll signal imitation.It, can by the input of the input panel
The radio-frequency channel unit to be connected with the navigation signal analogue unit for completing corresponding signal simulation, believe to be shown to user
Number analog result.(function algorithm of above-mentioned navigation data processing is the prior art, and the utility model does not do excessive description), such as
Digital signal processing unit shown in Fig. 2, using ARM chip, wherein navigation signal analogue unit by FPGA, adc circuit and
DAC circuit composition, specific set-up mode can be according to the function algorithm settings of existing navigation data processing.
Wherein, input panel includes but is not limited to the keyboard being made of buttons such as number, function, directions.Further, institute
Hand-held hull outside is stated equipped with earphone microphone group；The hand-held enclosure interior is equipped with audio signal processing unit；The audio letter
Number processing unit is connected to processing chip；The earphone microphone group includes transmitter, receiver and transmitting-receiving switching push button；The sound
Audio signalprocessing unit includes audio ADC circuit, audio DAC circuit and transmitting-receiving switching circuit；The transmitter and audio DAC
Circuit connection, for converting electrical signals to voice signal, working frequency is 300Hz~10kHz；The receiver audio ADC
Circuit connection, for voice signal to be converted to electric signal, working frequency is 300Hz~10kHz；The transmitting-receiving switching push button with
Switching circuit connection is received and dispatched, the transmitting-receiving switching push button is single-pole single-throw switch (SPST), for switching the transmitter or receiver work
Make.The navigation signal dummy instruction that chip is inputted according to input panel or earphone microphone group is handled, by the radio-frequency channel unit
It is connected with corresponding navigation signal analogue unit.Further, the hand-held hull outside is equipped with display panel；The display surface
Plate uses OLED display screen, and the display panel connects the processing chip；The processing chip simulates the navigation signal
The navigation simulation signal of unit simulation, which is exported to display panel, to be shown.
Further, the clock unit, as shown in figure 3, including constant-temperature crystal oscillator, power splitter and real-time clock electricity
Road；The constant-temperature crystal oscillator provides local oscillation signal for multi-functional navigation simulator, and the power splitter is by the constant temperature crystal
The local oscillation signal of oscillator output is delivered to each navigation signal analogue unit FPGA respectively；The real time clock circuit, including
The converters such as CDCE62005 clock generator, high-speed ADC, high-speed DAC and low speed ADC, provide for multi-functional navigation simulator
Clock signal.The radio-frequency channel unit includes the switching circuit and sequentially connected number for switching radio-frequency channel access
Control attenuator circuit, amplifying circuit and filter circuit.The switching of switching circuit realization radio-frequency channel access；Numerical control attenuation circuit is realized
The controllable attenuation of RF channel signals parameter level, amplifying circuit realize the gain amplification of RF channel signals parameter level, filter
The filtering of wave circuit realization RF channel signals parameters frequency.
Further, the hand-held enclosure interior is equipped with correction module；The correction module includes the temperature inspection being connected
Slowdown monitoring circuit and correcting circuit.Temperature sensing circuit is used to detect the real time temperature of multi-functional navigation simulator, and correcting circuit is used for
Associated correction data is called according to Current Temperatures, guarantees the high-precision of level and frequency.Further, the hand-held hull outside
Equipped with the communication interface for being connected to the processing chip；The communication interface includes Micro USB interface and Ethernet interface；
Micro usb circuit selects USB2514i as high speed Hub controller；Ethernet interface circuit by RGMII interface with
External network PHY chip connection.
Further, the hand-held hull outside is equipped with power supply unit；Said supply unit includes: power supply adaptor, can
Rechargeable battery and Power Management Unit；The power supply adaptor is connect with rechargeable battery and Power Management Unit simultaneously；It is described
Rechargeable battery is connected with Power Management Unit；The Power Management Unit is connected to the radio-frequency channel unit, digital signal
Processing unit and clock unit.The Power Management Unit, including DC/DC circuit (DC/DC conversion circuit) and LDO circuit
(low dropout regulator, low pressure difference linear voltage regulator)；The DC/DC circuit includes LMZ14203 chip, described
The power input and output end of LMZ14203 chip are equipped with LC filter circuit；It is specifically 3A's with maximum output current
LMZ14203 chip is core, is equipped with LC filter circuit in the power input and output end of the chip, filters out power supply high frequency spurs.
The LDO circuit includes TPS737 family chip, and the power output end of the TPS737 family chip is provided with LC filter circuit
And electromagnetic interface filter, specifically selecting the TPS737 family chip that more maximum output currents are 1A is core, in the electricity of the chip
LC filter circuit and EMI device is added in source output terminal, further filters out high frequency spurs.The power supply adaptor input voltage is
Alternating current 220V/50Hz, charge idle voltage output DC12.6V, maximum output current 5A, can charge for the rechargeable battery,
It can also be the power supply of multi-functional navigation simulator by Power Management Unit；Simultaneously overcurrent built in the rechargeable battery, over-voltage,
Overcharge protection circuit passes through the power management when multi-functional navigation simulator does not pass through power supply adaptor and connects external power supply
Unit is the power supply of multi-functional navigation simulator.Further, the real time clock unit is provided with individual button cell, guarantees
Real time clock circuit is in low-power consumption working condition under multi-functional navigation simulator off-mode.
Further, the multi-functional navigation simulator of the utility model realizes miniaturization, as shown in figure 4, described hand-held
Shell includes cover assembly and lower cover component, and the both ends of the cover assembly and lower cover component are provided with hand-held sheath, facilitates hand
It holds, the hand-held shell is additionally provided with harness and belt, realizes portable.Wherein the cover assembly and lower cover component are metal structure
Part, it is preferred to use the material of the molding of aluminium alloy (5A06-H112) Milling Machining, the hand-held sheath is silicon rubber, is molded with a mold.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of multi-functional navigation simulator of miniaturization characterized by comprising hand-held shell；The hand-held hull outside
Equipped with input panel and antenna；The hand-held enclosure interior is equipped with radio-frequency channel unit, digital signal processing unit and clock list
Member；The input panel connection processing chip；The clock unit is believed for clock needed for generating multi-functional navigation simulator
Number and local oscillation signal；The radio-frequency channel unit connects antenna, and receives or sends radio signal by the antenna；It is described
Digital signal processing unit includes the multiple navigation signal analogue units for handling chip and connecting with the processing chip, each
The navigation signal analogue unit is simulated for realizing different navigation signals；The radio-frequency channel unit is according to the processing core
The output signal of piece is connected with corresponding navigation signal analogue unit.
2. the multi-functional navigation simulator minimized as described in claim 1, which is characterized in that the clock unit includes perseverance
Temperature crystal oscillator, power splitter and real time clock circuit；
The constant-temperature crystal oscillator provides local oscillation signal for multi-functional navigation simulator, and the power splitter is by the constant temperature crystal
The local oscillation signal of oscillator output is delivered to each navigation signal analogue unit respectively；
The real time clock circuit provides clock signal for multi-functional navigation simulator.
3. the multi-functional navigation simulator minimized as described in claim 1, which is characterized in that the radio-frequency channel unit packet
Include the switching circuit and sequentially connected numerical control attenuation circuit, amplifying circuit and filtered electrical for switching radio-frequency channel access
Road.
4. the multi-functional navigation simulator minimized as described in claim 1, which is characterized in that the hand-held enclosure interior is set
There is correction module；The correction module includes the temperature sensing circuit and correcting circuit being connected.
5. the multi-functional navigation simulator minimized as described in claim 1, which is characterized in that the antenna is by directional aerial
It is formed with omnidirectional antenna.
6. the multi-functional navigation simulator minimized as described in claim 1, which is characterized in that the hand-held hull outside is set
There is display panel；The display panel connects the processing chip；The processing chip will be at the navigation signal analogue unit
The navigation data output valve display panel that reason is completed is shown.
7. the multi-functional navigation simulator minimized as described in claim 1, which is characterized in that the hand-held hull outside is set
There is earphone microphone group；The hand-held enclosure interior is equipped with audio signal processing unit；The audio signal processing unit is connected to
Handle chip；The earphone microphone group includes transmitter, receiver and transmitting-receiving switching push button；The audio signal processing unit packet
Include audio ADC circuit, audio DAC circuit and transmitting-receiving switching circuit；The transmitter is connect with audio DAC circuit；It is described called
Device audio ADC circuit connection；The transmitting-receiving switching push button is connect with transmitting-receiving switching circuit.
8. the multi-functional navigation simulator minimized as described in claim 1, which is characterized in that the hand-held hull outside is set
There is the communication interface for being connected to the processing chip；The communication interface includes Micro USB interface and Ethernet interface.
9. such as the multi-functional navigation simulator of the described in any item miniaturizations of claim 1-8, which is characterized in that the handheld housing
Internal portion is equipped with power supply unit；Said supply unit includes: power supply adaptor, rechargeable battery and Power Management Unit；It is described
Power supply adaptor is connect with rechargeable battery and Power Management Unit simultaneously；The rechargeable battery and Power Management Unit connect
It connects；The Power Management Unit is connected to the radio-frequency channel unit, digital signal processing unit and clock unit.
10. the multi-functional navigation simulator minimized as claimed in claim 9, which is characterized in that the Power Management Unit,
Including DC/DC circuit and LDO circuit；The DC/DC circuit includes LMZ14203 chip, and the power supply of the LMZ14203 chip is defeated
Enter and is equipped with LC filter circuit with output end；The LDO circuit includes TPS737 family chip, the electricity of the TPS737 family chip
Source output terminal is provided with LC filter circuit and electromagnetic interface filter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822031021.6U CN209197764U (en) | 2018-12-05 | 2018-12-05 | A kind of multi-functional navigation simulator of miniaturization |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822031021.6U CN209197764U (en) | 2018-12-05 | 2018-12-05 | A kind of multi-functional navigation simulator of miniaturization |
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| CN209197764U true CN209197764U (en) | 2019-08-02 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111200449A (en) * | 2020-01-06 | 2020-05-26 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Portable CNI system detection handheld terminal |
| CN111614406A (en) * | 2020-03-30 | 2020-09-01 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | CNI external field wireless automatic detection equipment |
| CN114485545A (en) * | 2022-01-20 | 2022-05-13 | 中国人民解放军海军航空大学青岛校区 | High-precision angle data detection system of microwave guide equipment |
| CN115065424A (en) * | 2022-08-18 | 2022-09-16 | 南京新频点电子科技有限公司 | Vehicle-mounted communication signal comprehensive simulation device |
-
2018
- 2018-12-05 CN CN201822031021.6U patent/CN209197764U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111200449A (en) * | 2020-01-06 | 2020-05-26 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Portable CNI system detection handheld terminal |
| CN111200449B (en) * | 2020-01-06 | 2021-07-30 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Portable CNI system detection handheld terminal |
| CN111614406A (en) * | 2020-03-30 | 2020-09-01 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | CNI external field wireless automatic detection equipment |
| CN111614406B (en) * | 2020-03-30 | 2022-05-17 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | CNI external field wireless automatic detection equipment |
| CN114485545A (en) * | 2022-01-20 | 2022-05-13 | 中国人民解放军海军航空大学青岛校区 | High-precision angle data detection system of microwave guide equipment |
| CN115065424A (en) * | 2022-08-18 | 2022-09-16 | 南京新频点电子科技有限公司 | Vehicle-mounted communication signal comprehensive simulation device |
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