CN106643691A - Method for automatic management of airborne navigation transceiver - Google Patents
Method for automatic management of airborne navigation transceiver Download PDFInfo
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- CN106643691A CN106643691A CN201610840606.5A CN201610840606A CN106643691A CN 106643691 A CN106643691 A CN 106643691A CN 201610840606 A CN201610840606 A CN 201610840606A CN 106643691 A CN106643691 A CN 106643691A
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- guidance station
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- navigation
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/005—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 with correlation of navigation data from several sources, e.g. map or contour matching
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- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/04—Details
-
- 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
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus
Abstract
The invention discloses a method for automatic management of an airborne navigation transceiver. The method includes: forming a candidate navigation station list according to airplane current position information, and if the list is not null, selecting to-be-tuned navigation stations in the next period; if no appropriate navigation station is found, keeping searching in the next period; if the appropriate navigation station is found, tuning the found navigation station; if no transceiver is available, performing system status monitoring in the next period; if the available transceiver is found, tuning the navigation station, and checking tuning of the navigation station; if tuning succeeds, selecting other navigation stations in the next period. The method is easy for engineering implementation and has important practical application significance to meeting of area navigation required functions of aircrafts flying in civil fields.
Description
Technical field
The invention belongs to area navigation technical field.
Background technology
Area navigation is a kind of navigation mode, and it can make airborne vehicle within navigation system signal cover, or
Within the scope of the ability to work of Airplane Navigation Equipment, or combination, fly along the path of any desired.Area navigation is utilized
The signal of multiple navigation sources, by the geographical position of area navigation equipment Continuous plus airborne vehicle, so as to be navigated in real time
Information.
Being presently available for the signal source of area navigation mainly has：VOR/rangefinder (VOR/DME), rangefinder/rangefinder
(DME/DME), GLONASS (GNSS), inertial reference system (IRS).Consider the existing navigational facility layout of China
It is still the navigation that China mainly uses based on the area navigation of VOR/DME and DME/DME with the factor such as satellite navigation Practiced policy
Mode.
Crew can manually select VOR by radio control panel or Multi-function display control unit or DME leads
Boat platform, but artificial selection guidance station increased to a certain extent the work load of pilot, it is automatic using area navigation equipment
Managing airborne navigation wireless electricity transceiver then can effectively reduce the work load of pilot.
In order to ensure safety, general aircraft configuration has the navigation wireless electricity transceiver of redundancy.Typically it is configured with 2 VOR
Transceiver and 2 DME transceivers.According to Aviation Industry standard, VOR transceivers are single pass, and DME transceiver channels numbers are can
Become.As needed, the DME transceivers of different type possible configuration difference port numbers, the DME transceivers of such as A330 configurations have
3 passages, the DME transceivers of B737 configurations are 5 passages.How system is carried out for channel number different wireless set
Manage as a whole, how to make each wireless set all in the pass that appropriate working condition is that RNAV system is worth solving
Key problem.
Thales of the Honeywell Inc. in the U.S., HarperCollins, GE companies and France has monopolized branch line, dry
The product market of line and commercial aircraft, knows core technology and its development of RNAV system, in machines such as Air Passenger, Boeing
The automatic management of airborne navigation wireless electricity transceiver is early had been achieved with type.We are domestic larger with external gap, although mesh
Before go back neither one shaping goods shelf productses, but Ge great colleges and universities of country, institutes pursuing always foreign technology develop paces, open
A series of technical research that integrated navigation is carried out using each big navigation sensor are opened up, for example, how to have utilized the information of multisensor
With the performance of filtering algorithm lifting region navigation system.And for front end work, i.e., how to be area navigation equipment real-time selection
With continental rise navigation platform needed for tuning, and airborne navigation wireless electricity transceiver how is managed automatically, make them all in appropriate
Working condition, the country very sets foot in less.
The content of the invention
The purpose of the present invention, is to solve the airborne navigation wireless electricity transceiver of existing RNAV system manual administration
The problem of real-time can not be met, it is proposed that a kind of method for managing airborne wireless set automatically, adaptive channel number
Different wireless sets, makes each wireless set in appropriate working condition, reduces the work load of pilot,
Technical guarantee is provided for the navigation of civil aircraft feasible region.
For achieving the above object, the present invention is adopted the following technical scheme that：
A kind of method for managing airborne navigation wireless electricity transceiver automatically, the parameter exported using area navigation equipment, bag
Include：
(1) aircraft-position information exported with period Δ T reading area navigator, positional information is respectively longitude L, latitude
Degree λ, height h.
(2) the navigation station information stored with period Δ T reading area navigator, including：Frequency f of guidance stationNAV(i)、
Longitude λNAV(i), latitude LNAV(i), absolute altitude hNAVI (), quality factor FOM (i), wherein i represent the numbering of guidance station.
(3) with aircraft current location as the center of circle, the maximum operating range D of guidance stationmaxFor radius, from area navigation equipment
Navigational route database in search for m apart from the nearest guidance station of aircraft, form nearest guidance station inventory.According to the service of guidance station
Region, availability judgement is carried out to each guidance station in nearest guidance station inventory, forms guidance station candidate list.Initialization is idle
Wireless set sequence, and arrange guidance station to select class formative position is 1, it is determined that the guidance station classification to be selected below is
Main guidance station.
(4) class formative position is selected according to guidance station, carries out the selection of corresponding guidance station.If guidance station selects class formative
Position is 1, and guidance station is selected from guidance station candidate list as main guidance station；If navigation selection flag bit is 2, that is, require class
Other guidance station is secondary guidance station, but does not find, and it is 3 to arrange guidance station flag bit, and next cycle of operation (after Δ t) is carried out most
The selection of guidance station is taken afterwards, i.e., next cycle performs (4).If navigation selection flag bit is 3, that is, require the guidance station of classification
Finally to take guidance station, but do not find, next cycle of operation (after Δ t) carries out system mode monitoring, i.e., next cycle holds
Row (7).If have found the suitable guidance station for requiring classification, the tuning of the guidance station is carried out below.
(5) according to the attribute of the guidance station to be tuned, be only VOR platforms, still only DME platforms or VOR/DME are co-located
Platform, searches for idle wireless set, if not finding suitable wireless set, next cycle of operation (after Δ t)
System mode monitoring is carried out, i.e., next cycle performs (7).If have found suitable wireless set, tuning instruction is sent
Guidance station is tuned to transceiver, the result of tuning is checked below.
(6) result of tuning is checked, if tuning is main guidance station, and use requirement is met, then it is assumed that be tuned to
Work(, it is 2 to arrange guidance station and select class formative position, and next cycle of operation (after Δ t) carries out the selection of secondary guidance station, i.e., next week
Phase performs (4).If tuning is secondary guidance station, and meets use requirement, then it is assumed that tune successfully, guidance station is set and is selected
Class formative position is 2, and next cycle of operation (after Δ t) carries out the selection of secondary guidance station, i.e., next cycle performs (4).If adjusted
Humorous is finally to take guidance station, and meets use requirement, then it is assumed that tuned successfully, arranges guidance station and selects class formative position
For 3, next cycle of operation (after Δ t) is finally taken the selection of guidance station, i.e., next cycle performs (4).If tuning
Guidance station is unsatisfactory for use requirement, then it is assumed that guidance station tuning failure, line-of-sight distance LOS halves, and arranges guidance station and selects classification
Flag bit, next cycle of operation (after Δ t) carries out the selection of same category guidance station, i.e., next cycle performs (4).If due to
The tuning failure of the reason for transceiver, the wireless set for tuning the guidance station is clear from idle wireless set sequence
Remove, next cycle of operation (after Δ t) re-starts the tuning of the guidance station, i.e., next cycle performs (5).
(7) whether entering for inspection requirements tuning closely tunes successfully with reference to guidance station, if it fails, next cycle (after Δ t)
The formation of candidate's guidance station list is re-started, i.e., next cycle performs (3).If do not required to tune into closely referring to guidance station
Or require that entering for tuning has closely tuned successfully with reference to guidance station, wireless set is searched for, it is determined that being currently at idle condition
Wireless set.If there is idle wireless set, it is 3 to arrange guidance station and select class formative position, it is determined that under
The guidance station classification that face to be selected, next cycle (after Δ t) carries out the selection of guidance station, i.e., next cycle performs (4).If no
There is idle wireless set, then next cycle (after Δ t) continues executing with system mode monitoring, i.e., next cycle performs
(7)。
(8) if whole management program automatically has run more than the run time Δ T for specifying, candidate's navigation is re-formed
Platform list, re-starts the selection of guidance station, i.e., next cycle performs (3).
Advantages of the present invention and remarkable result：The present invention proposes a kind of method for managing airborne wireless set automatically,
Aircraft current location and current leg information are made full use of, the working condition of wireless set are taken into account when guidance station is selected,
The attribute of guidance station is considered in tuning radio transceiver, is a kind of overall management method of system.Being capable of adaptive channel
The different wireless set of number, makes each wireless set in appropriate working condition, supervises without the need for pilot's moment
Depending on and arrange the working condition of each wireless set, greatly reduce the work load of pilot.The inventive method is a kind of
Be easy to the method for Project Realization, for airborne vehicle civil area fly, meet area navigation required function requirement have it is important
Real world applications meaning.
Description of the drawings
Fig. 1 is the workflow schematic diagram of the inventive method
Specific embodiment
Technical scheme is described in detail below in conjunction with the accompanying drawings：
The demand that the present invention tune for RNAV system to radio navigation station, make full use of aircraft current location with
Current leg information, the working condition of wireless set is taken into account when guidance station is selected, and is examined in tuning radio transceiver
Consider the attribute of guidance station, the automatic management to airborne radio transceiver can be realized.Specifically include following steps：
(1) aircraft-position information exported with period Δ T reading area navigator, positional information is respectively longitude L, latitude
Degree λ, height h.
(2) the navigation station information stored with period Δ T reading area navigator, including：Frequency f of guidance stationNAV(i)、
Longitude λNAV(i), latitude LNAV(i), absolute altitude hNAVI (), quality factor FOM (i), wherein i represent the numbering of guidance station.
(3) the step of forming candidate's guidance station：
With aircraft current location as the center of circle, the maximum operating range D of guidance stationmaxFor radius (maximum effect of guidance station away from
From being an empirical value), m is searched for from the navigational route database of area navigation equipment apart from the nearest guidance station of aircraft, formed
Nearest guidance station inventory.According to the coverage of guidance station, availability is carried out to each guidance station in nearest guidance station inventory and is sentenced
It is disconnected, form guidance station candidate list.The idle wireless set sequence of initialization, and guidance station selection class formative position is set
For 1, it is determined that guidance station based on the guidance station classification to be selected below.
(4) the step of selecting guidance station：
Class formative position is selected according to guidance station, the selection of corresponding guidance station is carried out.If navigation selection flag bit is 1,
Require guidance station based on the guidance station of classification (main guidance station is required chosen successfully)；If navigation selection flag bit is 2, i.e.,
The guidance station for seeking classification is secondary guidance station, but is not found, and it is 3 to arrange guidance station flag bit, and next cycle of operation (after Δ t) is entered
Row finally takes the selection of guidance station, i.e., next cycle performs (4).If requiring the guidance station of classification finally to take navigation
Platform, but do not find, and next cycle of operation (after Δ t) carries out system mode monitoring, i.e., next cycle performs (7).If found
The suitable guidance station of classification is required, the tuning of the guidance station is carried out below.
The selection of main guidance station, specifically includes following steps in the step (4)：
If a () was currently at into the nearly stage, exist into closely referring to guidance station, then select into closely with reference to guidance station conduct
Main guidance station；
If b () is currently at approach phase, exists to arrive at the airport and refer to guidance station, then choose up to airport reference and lead
Boat platform is used as main guidance station；
If c () is currently at the stage of leaving the theatre, exists to leave the theatre and refer to guidance station, then selection is left the theatre with reference to guidance station conduct
Main guidance station；
If d () is currently at cruising phase, there is the reference guidance station specified by current leg, then select current boat
Reference guidance station specified by section is used as main guidance station；
If e () is currently at cruising phase, there is no the reference guidance station specified by current leg, there is next leg
Reference guidance station, then select the reference guidance station of next leg as main guidance station；
F () is if there is no any reference guidance station, then select co-located nearest of VOR/DME as main guidance station；
G () is if there is no any reference guidance station and co-located of nearest VOR/DME, then select nearest DME platforms
As main guidance station.
The selection of secondary guidance station, specifically includes following steps in the step (4)：
A () determines the guidance station that wireless set is being tuned；
B () takes a guidance station from guidance station candidate list, seek the folder between tuned guidance station and the guidance station
Angle, takes minimum of a value as the geometric angle of the guidance station；
C () is ranked up the geometric angle of each guidance station in guidance station candidate list, take with maximum geometric angle
Guidance station as secondary guidance station.
The selection of guidance station is finally taken in the step (4), following steps are specifically included：
If a () now VOR wireless sets can be tuned, then select nearest co-located conduct of VOR/DME
Finally take guidance station；
If b () now VOR wireless sets can not be tuned, then select nearest DME platforms as finally taking
Guidance station.
(5) the step of tuning guidance station：
It is only VOR platforms, still only DME platforms or co-located of VOR/DME according to the attribute of the guidance station to be tuned, searches
The idle wireless set of rope, if not finding suitable wireless set, next cycle of operation (after Δ t) is
System Stateful Inspection, i.e., next cycle performs (7).If have found suitable wireless set, tuning instruction is sent to wireless
Electric transceiver tunes guidance station, and the result of tuning is checked below.
Suitable wireless set is found in the step (5), following steps are specifically included：
A () determines the attribute of guidance station, be co-located or non-co-located platform；
B () is if co-located guidance station, and VOR/DME wireless sets are available, selects VOR/DME transceiving
Machine tunes the guidance station, otherwise selects only DME wireless sets to tune the guidance station；
C () is if non-co-located platform, and only DME wireless sets can use, and selects only DME wireless sets tuning
The guidance station, otherwise selects VOR/DME wireless sets to tune the guidance station.
(6) the step of checking tuning：
The result of tuning is checked, if tuning is main guidance station, and use requirement is met, then it is assumed that tune successfully,
It is 2 to arrange guidance station and select class formative position, and next cycle of operation (after Δ t) carries out the selection of secondary guidance station, i.e., next cycle
Perform (4).If tuning is secondary guidance station, and meets use requirement, then it is assumed that tune successfully, guidance station is set and selects class
Other flag bit is 2, and next cycle of operation (after Δ t) carries out the selection of secondary guidance station, i.e., next cycle performs (4).If tuning
Be finally to take guidance station, and meet use requirement, then it is assumed that tune successfully, guidance station is set and selects the class formative position to be
3, next cycle of operation (after Δ t) is finally taken the selection of guidance station, i.e., next cycle performs (4).If what is tuned leads
Boat platform is unsatisfactory for use requirement, then it is assumed that guidance station tuning failure, line-of-sight distance LOS halves, and arranges guidance station and selects classification mark
Will position, next cycle of operation (after Δ t) carries out the selection of same category guidance station, i.e., next cycle performs (4).If due to nothing
The reason for line electricity transceiver, the wireless set for tuning the guidance station is removed from idle wireless set sequence and is adjusted
Humorous failure, next cycle of operation (after Δ t) re-starts the tuning of the guidance station, i.e., next cycle performs (5).
(7) the step of system mode is monitored：
Whether entering for inspection requirements closely tunes successfully with reference to guidance station, if it fails, next cycle (after Δ t) re-starts
The formation of candidate's guidance station list, i.e., next cycle performs (3).If not requiring to tune near with reference to guidance station or requirement
Enter and closely tuned successfully with reference to guidance station, wireless set is searched for, it is determined that being currently at the transceiving of idle condition
Machine.If there is idle wireless set, it is 3 to arrange guidance station and select class formative position, it is determined that what is selected below leads
Finally to take guidance station, next cycle (after Δ t) to carry out the selection of guidance station, i.e., next cycle performs (4) to boat platform classification.Such as
There is no the wireless set of free time in fruit, then next cycle (after Δ t) continues executing with system mode monitoring, i.e., next cycle
Perform (7).
(8) if whole management program automatically has run more than the run time Δ T for specifying, candidate's navigation is re-formed
Platform list, re-starts the selection of guidance station, i.e., next cycle performs (3).
It is understood that for those of ordinary skills, with technology according to the present invention scheme and its can send out
Bright design in addition equivalent or change, and all these changes or replace the guarantor that should all belong to appended claims of the invention
Shield scope.
Claims (5)
1. a kind of method for managing airborne navigation wireless electricity transceiver automatically, comprises the following steps：
(1) aircraft-position information exported with period Δ T reading area navigator, aircraft-position information includes longitude L, latitude
λ, height h；
(2) the navigation station information stored with period Δ T reading area navigator, including：Frequency f of guidance stationNAV(i), longitude
λNAV(i), latitude LNAV(i), absolute altitude hNAVI (), quality factor FOM (i), wherein i represent the numbering of guidance station；
(3) with aircraft current location as the center of circle, the maximum operating range D of guidance stationmaxFor radius, from leading for area navigation equipment
M is searched in boat database apart from the nearest guidance station of aircraft, nearest guidance station inventory is formed；According to the service area of guidance station
Domain, availability judgement is carried out to each guidance station in nearest guidance station inventory, forms guidance station candidate list；The initialization free time
Wireless set sequence, and arrange guidance station to select class formative position is 1；
(4) if it is 1 that guidance station selects class formative position, select guidance station as main guidance station from guidance station candidate list, hold
Row (5)；If navigation selection flag bit is 2, navigation is selected from guidance station candidate list according to the geometrical relationship of main guidance station
Platform performs (5) as secondary guidance station if choosing, and it is 3 guidance station to be arranged if unselected and selects class formative position, next cycle
Perform (4)；If it is 3 that guidance station selects class formative position, guidance station is selected to lead as finally taking from guidance station candidate list
Boat platform, if choosing (5) are performed, and next cycle performs (7) if unselected；
(5) according to the attribute of the guidance station to be tuned, the wireless set of free time is searched for from wireless set sequence, such as
Fruit does not find suitable wireless set, then next cycle execution (7)；If have found suitable wireless set,
Send tuning instruction and tune guidance station to wireless set；
(6) result of tuning is checked, if tuning is main guidance station, and use requirement is met, then it is assumed that tune successfully, if
It is 2 to put guidance station and select class formative position, and next cycle performs (4)；If tuning be secondary guidance station, and meet using will
Ask, then it is assumed that tune successfully, it is 2 to arrange guidance station and select class formative position, and next cycle performs (4)；If tuning is most
After take guidance station, and meet use requirement, then it is assumed that tune successfully, it is 3 to arrange guidance station and select class formative position, next
Cycle performs (4)；If the guidance station of tuning is unsatisfactory for use requirement, then it is assumed that guidance station tuning failure, line-of-sight distance LOS subtracts
Half, next cycle performs (4)；If due to due to wireless set, by tune the guidance station wireless set from
Remove in idle wireless set sequence, next cycle performs (5)；
(7) whether entering for inspection requirements closely tunes successfully with reference to guidance station, if it fails, next cycle performs (3)；If no
Requirement is tuned near and closely tuned successfully with reference to guidance station with reference to guidance station or entering for requirement, searches for wireless set, really
Surely the wireless set of idle condition is currently at, if there is idle wireless set, guidance station is set and is selected class
Other flag bit is 3, and next cycle performs (4)；If there is no idle wireless set, next cycle performs (7)；
(8) if whole management program automatically has run more than the run time Δ T for specifying, next cycle performs (3).
2. a kind of method for managing airborne navigation wireless electricity transceiver automatically as claimed in claim 1, it is characterised in that：It is described
Select guidance station as main guidance station from guidance station candidate list in step (4), specifically include following steps：
If a () was currently at into the nearly stage, exist into closely referring to guidance station, then select into closely with reference to guidance station as leading
Boat platform；
If b () is currently at approach phase, exists to arrive at the airport and refer to guidance station, then choose up to airport reference guidance station
As main guidance station；
If c () is currently at the stage of leaving the theatre, exists to leave the theatre and refer to guidance station, then selection is left the theatre with reference to guidance station as leading
Boat platform；
If d () is currently at cruising phase, there is the reference guidance station specified by current leg, then select current leg institute
The reference guidance station specified is used as main guidance station；
If e () is currently at cruising phase, there is no the reference guidance station specified by current leg, there is the ginseng of next leg
Examine guidance station, then select the reference guidance station of next leg as main guidance station；
F () is if there is no any reference guidance station, then select co-located nearest of VOR/DME as main guidance station；
G () is if there is no any reference guidance station and co-located of nearest VOR/DME, then select nearest DME platform conducts
Main guidance station.
3. a kind of method for managing airborne navigation wireless electricity transceiver automatically as claimed in claim 1, it is characterised in that：It is described
Select guidance station as secondary guidance station from guidance station candidate list in step (4), specifically include following steps：
A () determines the guidance station that wireless set is being tuned；
B () takes a guidance station from guidance station candidate list, seek the angle between tuned guidance station and the guidance station, takes
Geometric angle of the minimum of a value as the guidance station；
C () is ranked up the geometric angle of each guidance station in guidance station candidate list, take leading with maximum geometric angle
Boat platform is used as secondary guidance station.
4. a kind of as claimed in claim 1 method for managing airborne navigation wireless electricity transceiver automatically, it is characterised in that：The step
Suddenly select guidance station as guidance station is finally taken from guidance station candidate list in (4), specifically include following steps：
If a () now VOR wireless sets can be tuned, then select co-located of nearest VOR/DME as last
Take guidance station；
If b () now VOR wireless sets can not be tuned, then select nearest DME platforms as finally taking navigation
Platform.
5. a kind of as claimed in claim 1 method for managing airborne navigation wireless electricity transceiver automatically, it is characterised in that：The step
Suddenly suitable wireless set is found in (5), following steps are specifically included：
A () determines the attribute of guidance station, be co-located or non-co-located platform；
B () is if co-located guidance station, and VOR/DME wireless sets are available, selects VOR/DME wireless sets to adjust
The humorous guidance station, otherwise selects only DME wireless sets to tune the guidance station；
C () is if non-co-located platform, and only DME wireless sets can use, and selects only DME wireless sets to tune this and leads
Boat platform, otherwise selects VOR/DME wireless sets to tune the guidance station.
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| CN110608737A (en) * | 2019-09-16 | 2019-12-24 | 中国民航大学 | Land-based radio navigation station selection method based on total system error estimation |
| CN113541731A (en) * | 2021-09-08 | 2021-10-22 | 中国商用飞机有限责任公司 | Method, system, and medium for automatically switching to a backup tuning system |
| CN114530060A (en) * | 2022-03-11 | 2022-05-24 | 中电科航空电子有限公司 | Five-channel DME tuning method and system suitable for large civil aircraft |
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| 马航帅: "区域导航陆基无线电导航系统自动选台和定位算法研究", 《航空电子技术》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608737A (en) * | 2019-09-16 | 2019-12-24 | 中国民航大学 | Land-based radio navigation station selection method based on total system error estimation |
| CN110608737B (en) * | 2019-09-16 | 2023-03-10 | 中国民航大学 | Land-based radio navigation station selection method based on total system error estimation |
| CN113541731A (en) * | 2021-09-08 | 2021-10-22 | 中国商用飞机有限责任公司 | Method, system, and medium for automatically switching to a backup tuning system |
| CN113541731B (en) * | 2021-09-08 | 2021-12-17 | 中国商用飞机有限责任公司 | Method, system, and medium for automatically switching to a backup tuning system |
| CN114530060A (en) * | 2022-03-11 | 2022-05-24 | 中电科航空电子有限公司 | Five-channel DME tuning method and system suitable for large civil aircraft |
| CN114530060B (en) * | 2022-03-11 | 2024-01-23 | 中电科航空电子有限公司 | Five-channel DME tuning method and system suitable for large civil airliners |
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