CN108037517A - A kind of handheld navigation overall checkout equipment - Google Patents
A kind of handheld navigation overall checkout equipment Download PDFInfo
- Publication number
- CN108037517A CN108037517A CN201711238045.2A CN201711238045A CN108037517A CN 108037517 A CN108037517 A CN 108037517A CN 201711238045 A CN201711238045 A CN 201711238045A CN 108037517 A CN108037517 A CN 108037517A
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- China
- Prior art keywords
- module
- signal
- checkout equipment
- radio
- frequency
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
- G01S19/235—Calibration of receiver components
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses a kind of handheld navigation overall checkout equipment, including main control module, data reception module, signal conversion module, radio-frequency module, baseband processing module and Anneta module, main control module is used to receive user function detection instruction, and distributes baseband processing module for measurement equipment to be checked；Data reception module is used to receive device signal parameter to be detected；Radio-frequency module includes clock unit and radio-frequency channel unit, and clock unit is used to produce the clock signal and local oscillation signal needed for hand-held overall checkout equipment, and radio-frequency channel unit is used to complete the numerical control attenuation and filter amplifying processing for treating detection device signal parameter；Signal conversion module is used to complete the data conversion treatment for treating detection device signal parameter；Baseband processing module includes digital signal processing unit and field programmable gate array, for generating the baseband digital signal comprising time delay and doppler characterization.The a variety of test functions of the integration of equipments, testing efficiency is high, and testing cost is low.
Description
Technical field
The present invention relates to navigation detection field, especially a kind of handheld navigation overall checkout equipment.
Background technology
Airmanship to the safe flight of aircraft, ensure that assigned tasks are completed to be of great significance.Currently for the military, people
Single with the detection device function of aircraft navigation functional test, separate unit detection device can be only done single or a small number of navigation features and survey
Examination, it is impossible to realize the measurement of a variety of navigation features.The satellite navigation system function of existing aircraft assembling differs, per class navigation feature
Its corresponding detection device need to be used to cause, and testing cost is excessive, and detection efficiency is low.
The content of the invention
For the above-mentioned technical problem of the prior art, present invention offer is a kind of to be integrated with the hand-held of a variety of navigation test functions
Formula navigation overall checkout equipment.
The present invention can realize in many ways, including method, system, unit or computer-readable medium, under
Discuss several embodiments of the present invention in face.
A kind of handheld navigation overall checkout equipment, including main control module, data reception module, signal conversion module, penetrate
Frequency module, baseband processing module and Anneta module, the main control module are used to receive user function detection instruction, and are to be detected
Equipment distributes baseband processing module；The data reception module is used to receive device signal parameter to be detected；The radio-frequency module
Including clock unit and radio-frequency channel unit, the clock unit is used to produce the clock letter needed for hand-held overall checkout equipment
Number and local oscillation signal, the radio-frequency channel unit be used to complete to treat the numerical control attenuation and filter and amplification of detection device signal parameter
Processing；The signal conversion module is used to complete the data conversion treatment for treating detection device signal parameter；The Base-Band Processing
Module includes digital signal processing unit and field programmable gate array, for generating the base band comprising time delay and doppler characterization
Digital signal.
The detection method of handheld navigation overall checkout equipment includes：
Measurement equipment to be checked is with after the communication connection of handheld navigation overall checkout equipment, receiving user function detection instruction；
According to user function detection instruction baseband processing module is distributed for measurement equipment to be checked；
Device signal parameter to be detected is received, and signal parameter is carried out at numerical control attenuation, filter and amplification and data conversion
Reason；
According to baseband digital signal of the signal parameter generation comprising time delay and doppler characterization after processing；
Data conversion treatment is carried out to baseband digital signal and shows testing result to user.
The positive advantageous effects that the present invention has include：Handheld navigation overall checkout equipment integrates a variety of measurement work(
Can, the present situation of current the army and the people's series aircraft navigation feature test is improved, solves navigation feature detection device test function list
First, testing cost is high, tests the low problem of lower efficiency.
Other aspects and advantages of the present invention become obvious according to detailed description below in conjunction with the accompanying drawings, the attached drawing
The principle of the present invention is illustrated by way of example.
Brief description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is handheld navigation overall checkout equipment structure diagram provided in an embodiment of the present invention.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
Any feature disclosed in this specification, unless specifically stated, can be equivalent by other or with similar purpose
Alternative features are replaced.I.e., unless specifically stated, each feature is an example in a series of equivalent or similar characteristics
.
A kind of handheld navigation overall checkout equipment, including main control module, data reception module, signal conversion module, penetrate
Frequency module, baseband processing module and Anneta module, the main control module are used to receive user function detection instruction, and are to be detected
Equipment distributes baseband processing module；The data reception module is used to receive device signal parameter to be detected；The radio-frequency module
Including clock unit and radio-frequency channel unit, the clock unit is used to produce the clock letter needed for hand-held overall checkout equipment
Number and local oscillation signal, the radio-frequency channel unit be used to complete to treat the numerical control attenuation and filter and amplification of detection device signal parameter
Processing；The signal conversion module is used to complete the data conversion treatment for treating detection device signal parameter；The Base-Band Processing
Module includes digital signal processing unit and field programmable gate array, for generating the base band comprising time delay and doppler characterization
Digital signal.
After handheld navigation overall checkout equipment is connected with the electrical connecting unit of measurement equipment to be checked, user can be in instruction input
The detection instruction of module input function selects the baseband processing module of associative mode, user instruction input module bag for measurement equipment to be checked
Include control panel and key in module and voice input module, control panel is keyed in module and included but not limited to by numeral, function, direction
Deng the keyboard of button composition, voice input module includes transmitter, receiver and transmitting-receiving switching push button, and transmitter is used for telecommunications
Voice signal number is converted to, working frequency is 300Hz~10kHz, and receiver is used to voice signal being converted to electric signal, works
Frequency is 300Hz~10kHz, and transmitting-receiving switching push button is physics single-pole single-throw switch (SPST).User can key in function by control panel
Detection instruction, can also be detected to detection device sending function by voice input module and instructed.Main control module can be defeated according to user
The Function detection instruction entered distributes baseband processing module for measurement equipment to be checked, also can be according to the frequency point of device signal parameter to be detected
The automatic distribution baseband processing module of mark.
After handheld navigation overall checkout equipment receives the signal parameter of measurement equipment to be checked, radio-frequency module is to signal parameter
Carry out numerical control attenuation, filter amplifying processing.Radio-frequency module includes clock unit and radio-frequency channel unit, and clock unit is used to produce
Clock signal and local oscillation signal needed for handheld navigation overall checkout equipment, specifically include constant-temperature crystal oscillator, power splitter
And real time clock circuit, constant-temperature crystal oscillator provide local oscillation signal for handheld navigation overall checkout equipment, power splitter is by perseverance
The local oscillation signal of temperature crystal oscillator output is delivered to each baseband processing module respectively, and real time clock circuit is comprehensive for handheld navigation
Close detection device and clock signal is provided；Radio-frequency channel unit includes numerical control attenuation circuit, amplifying circuit, filter circuit and switching electricity
Road, numerical control attenuation circuit realize the controllable attenuation of RF channel signals parameter level, and amplifying circuit realizes that RF channel signals are joined
The gain amplification of number level, filter circuit realize the filtering of RF channel signals parameters frequency, and on-off circuit realizes radio-frequency channel
The switching of path.
Signal conversion module treats detection module signal parameter and carries out analog/digital conversion, and signal conversion module includes becoming at a high speed
Frequency A/D converter, high speed frequency conversion D/A switch unit, high speed A/D conversion unit, high speed D/A switch unit and double
Passage low speed A/D converter, high speed frequency conversion A/D converter, high speed frequency conversion D/A switch unit connection Tacan, essence
Close ranging, the transceiver channel of blank pipe answering detection instruction, high speed D/A switch unit connection telecompass and shortwave
Passage is sent out, high speed A/D conversion unit connects the receipts passage of shortwave, and binary channels low speed A/D converter is used to receive wireless
Electric compass reference signal.
Baseband processing module includes digital signal processing unit and field programmable gate array, for generating comprising time delay and
The baseband digital signal of doppler characterization.The navigation feature algorithm of baseband processing module includes instrument landing measurement pattern, height
Table measurement pattern, telecompass measurement pattern, marker beacon measurement pattern, Tacan measurement pattern, microwave landing measurement pattern,
Range finder measurement pattern, precise distance measurement measurement pattern, blank pipe answering machine measurement pattern, short-wave radio set measurement pattern, voll measurement
Pattern.Instructed according to Function detection input by user, the baseband processing module of corresponding measurement pattern is joined according to Devices to test signal
Number calculates testing result (computational methods are the prior art, and the present invention does not do excessive description), and testing result is through data conversion treatment
Shown afterwards from the display screen of equipment to user.
Handheld navigation overall checkout equipment Anneta module corresponds to connection radio-frequency module, including omnidirectional antenna and orientation day
Line, for receiving and sending radio wave signal.Optimally, handheld navigation overall checkout equipment is additionally provided with power management mould
Block, power management module correspond to connection power supply and main control module, signal conversion module, radio-frequency module and baseband processing module, electricity
Source control module includes DC/DC circuits (DC/DC conversion circuit) and LDO (low dropout regulator, low voltage difference
Linear voltage regulator) circuit, DC/DC circuit power input and output sides are provided with LC filter circuits, miscellaneous for filtering out power supply high frequency
Ripple；It is core that LDO circuit, which selects the TPS737 family chips that multiple maximum output currents are 1A, and in the power output end of chip
LC filter circuits and EMI devices (anti-EMI materials) are added, realization further effectively filters out high frequency spurs.Optimally, hand
Hold formula navigation overall checkout equipment and be additionally provided with correction module, correction module include temperature detecting module, voltage correction module and
Frequency correction module, temperature detecting module are used for the real time temperature of detection device, and voltage correction module and frequency correction module are used
In calling associated correction data according to Current Temperatures, ensure the high accuracy of level and frequency.
The detection method of handheld navigation overall checkout equipment includes：Measurement equipment to be checked is set with handheld navigation comprehensive detection
After standby communication connection, user function detection instruction is received；Distributed according to user function detection instruction for measurement equipment to be checked at base band
Manage module；Device signal parameter to be detected is received, and signal parameter is carried out at numerical control attenuation, filter and amplification and data conversion
Reason；Baseband processing module is according to baseband digital signal of the signal parameter generation comprising time delay and doppler characterization after processing；It is right
Baseband digital signal carries out data conversion treatment and shows testing result to user.
Optimally, detection method further includes, and measurement equipment to be checked is with after the communication connection of handheld navigation overall checkout equipment, connecing
Device signal parameter to be detected is received, baseband processing module is distributed automatically for measurement equipment to be checked according to the frequency point mark of signal parameter
The present invention is preferably realized by software, but can also be realized with the combination of hardware or hardware and software.The present invention
The computer-readable code that can be implemented as on computer-readable medium.Computer-readable medium is can be by after can storing
Any data storage device for the data that computer system is read.The example of computer-readable medium includes：Read-only storage, with
Machine storage memory, CD-ROM, DVD, tape, optical data storage and carrier wave.Computer-readable medium can be also distributed in
In the computer system of network connection, so that storage and computer readable code executed in a distributed way.
The invention is not limited in foregoing embodiment.The present invention, which expands to, any in the present specification to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (9)
1. a kind of handheld navigation overall checkout equipment, it is characterised in that including main control module, data reception module, signal conversion
Module, radio-frequency module, baseband processing module and Anneta module,
The main control module is used to receive user function detection instruction, and distributes baseband processing module for measurement equipment to be checked；It is described
Data reception module is used to receive device signal parameter to be detected；
The radio-frequency module includes clock unit and radio-frequency channel unit, and the clock unit is used to produce hand-held comprehensive detection
Clock signal and local oscillation signal needed for equipment, the radio-frequency channel unit are used to complete the number for treating detection device signal parameter
Control decay and filter amplifying processing；
The signal conversion module is used to complete the data conversion treatment for treating detection device signal parameter；
The baseband processing module includes digital signal processing unit and field programmable gate array, for generating comprising time delay and
The baseband digital signal of doppler characterization.
A kind of 2. handheld navigation overall checkout equipment according to claim 1, it is characterised in that the Base-Band Processing mould
The navigation feature algorithm of block includes instrument landing measurement pattern, altimeter measurement pattern, telecompass measurement pattern, indication letter
Mark measurement pattern, Tacan measurement pattern, microwave landing measurement pattern, range finder measurement pattern, precise distance measurement measurement pattern, blank pipe
Answering machine measurement pattern, short-wave radio set measurement pattern, voll measurement pattern.
A kind of 3. handheld navigation overall checkout equipment according to claim 1, it is characterised in that the radio-frequency channel list
Member includes numerical control attenuation circuit, amplifying circuit, filter circuit and switching circuit, and numerical control attenuation circuit realizes that RF channel signals are joined
The controllable attenuation of number level, amplifying circuit realize the gain amplification of RF channel signals parameter level, and filter circuit realizes radio frequency
The filtering of channel signal parameters frequency, on-off circuit realize the switching of radio-frequency channel path.
4. a kind of handheld navigation overall checkout equipment according to claim 1, it is characterised in that the main control module is also
Baseband processing module can be distributed automatically according to the frequency point mark of device signal parameter to be detected.
5. a kind of handheld navigation overall checkout equipment according to claim 1, it is characterised in that user can pass through manipulation
Panel keys in module and the detection instruction of voice input module input function.
A kind of 6. handheld navigation overall checkout equipment according to claim 1, it is characterised in that the clock unit bag
Constant-temperature crystal oscillator, power splitter and real time clock circuit are included, the constant-temperature crystal oscillator is handheld navigation comprehensive detection
Equipment provides local oscillation signal, and the local oscillation signal that the power splitter exports constant-temperature crystal oscillator is delivered to each Base-Band Processing respectively
Module, the real time clock circuit provide clock signal for handheld navigation overall checkout equipment.
A kind of 7. handheld navigation overall checkout equipment according to claim 1, it is characterised in that correction module is further included,
Correction module includes temperature detecting module, voltage correction module and frequency correction module.
8. a kind of handheld navigation overall checkout equipment according to any bar in claim 1-7, its detection method include：
Measurement equipment to be checked is with after the communication connection of handheld navigation overall checkout equipment, receiving user function detection instruction；According to
Family Function detection instruction distributes baseband processing module for measurement equipment to be checked；
Device signal parameter to be detected is received, and numerical control attenuation, filter and amplification and data conversion treatment are carried out to signal parameter；
According to baseband digital signal of the signal parameter generation comprising time delay and doppler characterization after processing；
Data conversion treatment is carried out to baseband digital signal and shows testing result to user.
9. a kind of handheld navigation overall checkout equipment according to claim 8, its detection method further includes, to be detected to set
After the standby communication connection with handheld navigation overall checkout equipment, device signal parameter to be detected is received, according to the frequency of signal parameter
Point mark distributes baseband processing module for measurement equipment to be checked automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711238045.2A CN108037517A (en) | 2017-11-30 | 2017-11-30 | A kind of handheld navigation overall checkout equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711238045.2A CN108037517A (en) | 2017-11-30 | 2017-11-30 | A kind of handheld navigation overall checkout equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108037517A true CN108037517A (en) | 2018-05-15 |
Family
ID=62094346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711238045.2A Pending CN108037517A (en) | 2017-11-30 | 2017-11-30 | A kind of handheld navigation overall checkout equipment |
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| Country | Link |
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| CN (1) | CN108037517A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987007A (en) * | 2019-12-06 | 2020-04-10 | 四川九洲空管科技有限责任公司 | Takang and range finder simulator system and method based on agile frequency transceiver |
| CN112881798A (en) * | 2021-01-14 | 2021-06-01 | 成都天奥测控技术有限公司 | Hand-held type frequency spectrum monitoring facilities |
| CN113938225A (en) * | 2021-11-30 | 2022-01-14 | 成都天奥信息科技有限公司 | Multi-channel antenna comprehensive index test system |
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Application publication date: 20180515 |