CN106338747A - Lock-losing recapturing test method based on multi-mode multi-band OEM board card - Google Patents
Lock-losing recapturing test method based on multi-mode multi-band OEM board card Download PDFInfo
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- CN106338747A CN106338747A CN201610057192.9A CN201610057192A CN106338747A CN 106338747 A CN106338747 A CN 106338747A CN 201610057192 A CN201610057192 A CN 201610057192A CN 106338747 A CN106338747 A CN 106338747A
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- gpgga
- recapturing
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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
- 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
- G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
- G01S19/246—Acquisition or tracking or demodulation of signals transmitted by the system involving long acquisition integration times, extended snapshots of signals or methods specifically directed towards weak signal acquisition
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
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- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention provides a lock-losing recapturing test method based on a multi-mode multi-band OEM board card. The lock-losing recapturing test method comprises the steps of: step S1, setting up a test environment; step S2, creating an operating mode; step S3, setting parameters of a testing mainboard; step S4, running a testing program, comparing coordinate values of output GPGGA with coordinates of a central point, and stopping the recording of time when an absolute value of a planar coordinate difference value is less than 15 m; step S5, generating a test report; step S6, and distinguishing between an open environment and an interference environment, continuously and repeatedly performing the steps from S1 to S6, summarizing and exporting the test report, and counting time for lock-losing recapture in the environments. According to the test scheme provided by the invention, the configuration of all the parameters can be completed just through one testing program by adopting a board card testing tool, the test time of each round and a total number of test times are set, a main interface is clicked to start, and the testing report is exported and can be used right after the end of the tests, thus the method is convenient and rapid.
Description
Technical field
The present invention relates to survey field is and in particular to obtain to a kind of based on multimode multi-frequency oem board is recapturing unlocked
Method of testing.
Background technology
With the development of gnss globalization, Chinese Beidou satellite navigation system reaches its maturity, more and more
Big Dipper terminal unit comes into operation, and company introduces polytype oem navigator fix board, supports that multimode is many
Frequently, need to test the recapturing unlocked of each satellite system and obtain the time.
Original testing scheme: every kind of board needs the different satellite system of the instruments such as different softwares configuration,
Output location data gpgga, by stopwatch statistics, from gps simulator, electricity provides satellite-signal, to gpgga
(coordinate needs to complete coordinate herein to be less than stopping timing when 15 meters with known point contrast plane error absolute value
Conversion, is converted to plane coordinates and compares).Go up electric and manual record time, manual arrange parameter etc. manually,
Need to test different environment, thousands of secondary data.Take time and effort, early stage occupancy personal time is very long,
It is longer that later data processes the quantities great duration.Taking 1 group of data 2 minutes as a example, test at least 1000
More than group, at least need 2000 minutes.
Content of the invention
The invention provides a kind of obtain method of testing, including as follows based on multimode multi-frequency oem board is recapturing unlocked
Step:
Step s1, build test environment；
Step s2, establishment mode of operation, mode of operation creates and includes creating mode of operation title, setting resolving
Type, the satellite system participating in resolving, single test time, test continue number of times and central point
Selection mode；
Step s3, setting testing host parameter, setting testing host parameter includes arranging mainboard title, mainboard
The path that type, com mouth, serial port baud rate, the order of request gpgga and original gpgga preserve；
Step s4, testing results program, the coordinate figure of output gpgga is compared with center point coordinate, if flat
Stop recording time when areal coordinate absolute difference is less than 15m；
Step s5, generation test report；
Step s6, the spacious environment of differentiation, interference environment, step s1- that persistently reruns step s6, collects
Derive test report, count the recapturing unlocked time obtained under each environment.
Obtain in method of testing based on multimode multi-frequency oem board is recapturing unlocked above-mentioned, build test environment bag
Include:
There is provided the oem board of different model, 1 point of 8 power splitter, gps cable, reticule, gps simulator,
Oem board exploitation base plate, notebook computer, source of stable pressure.
Obtain in method of testing based on multimode multi-frequency oem board is recapturing unlocked above-mentioned, creating mode of operation
When,
One-site model is selected to resolve type；
The satellite system participating in resolving is supported the selection of the independent satellite system of gps, glonass, bd and is appointed
Meaning combination；
Single test time is 2 minutes；
It is 2000 times that test continues number of times；
The selection mode of central point includes choosing the central point of other patterns, voluntarily inputs, calculates totally three kinds of sides
Formula.
Obtain in method of testing above-mentioned based on multimode multi-frequency oem board is recapturing unlocked, testing host is supported
The com mouth of more than 1-50,
Testing host supports 4800/9600/19200/38400/57600/115200 serial port baud rate；
Gpgga order sets according to motherboard type；
Default path and self-defined path are supported in the path that original gpgga preserves.
It is an advantage of the current invention that:
1st, this method covers the gpgga output method to set up of current main flow navigation positioning module, not employment
For look for instruction or by respective setting software design patterns；
2nd, often can take turns test time by Freely input in method, continue number of times；
3rd, method provides the selection of multiple central points, input including meansigma methodss, known point etc., and provide
The comparison of current gpgga coordinate figure and center point coordinate value.
4th, method provides the setting of multiple difference satellite systems；
5th, the result of many wheel tests can intuitively be collected in method, and analyzing and positioning satellite number.
Brief description
By reading detailed description, the present invention and its spy non-limiting example being made with reference to the following drawings
Levy, profile and advantage will become more apparent upon.Identical labelling instruction identical part in whole accompanying drawings.
Deliberately it is not drawn to scale accompanying drawing, it is preferred that emphasis is the purport of the present invention is shown.
Fig. 1 for the present invention provide a kind of based on the recapturing unlocked master obtaining method of testing of multimode multi-frequency oem board
Want block diagram；
Fig. 2 is the complete test flow chart of the present invention.
Specific embodiment
In the following description, give a large amount of concrete details to provide, the present invention more thoroughly to be managed
Solution.It is, however, obvious to a person skilled in the art that the present invention can one or
These details multiple and be carried out.In other examples, in order to avoid obscuring with the present invention,
Some technical characteristics well known in the art are not described.
In order to thoroughly understand the present invention, detailed step and detailed knot will be proposed in following description
Structure, so that explaination technical scheme.Presently preferred embodiments of the present invention is described in detail as follows, but
In addition to these describe in detail, the present invention can also have other embodiment.
The invention provides a kind of obtain method of testing based on multimode multi-frequency oem board is recapturing unlocked, with reference to Fig. 1
Shown, mainly comprise the steps:
Step s1, build test environment.In the present invention one optional embodiment, build test environment and include:
The oem board of offer different model, 1 point of 8 power splitter, gps cable, reticule, gps antenna, oem
Board exploitation base plate, notebook computer, programmable power supply；Introduce multiple apart from differential data, seek from the whole nation
Look for 10km/20km/30km/40km/50km/60km/70km/80km/90km/100km differential data, pass through
Server software, is given to oem board by reticule and corresponds to com1 mouth.
Step s2, establishment mode of operation, mode of operation creates and includes creating mode of operation title, setting resolving
Type, the satellite system participating in resolving, single test time, test continue number of times and central point
Selection mode.In the present invention one optional embodiment, when creating mode of operation, select single-point mould
Formula resolves type；The satellite system participating in resolving supports the choosing of the independent satellite system of gps, glonass, bd
Select and combination in any；Single test time is 2 minutes；It is 2000 times that test continues number of times；In
The selection mode of heart point includes choosing the central point of other patterns, voluntarily inputs, calculates totally three kinds of modes.
Step s3, setting testing host parameter, setting testing host parameter includes arranging mainboard title, mainboard
The path that type, com mouth, serial port baud rate, the order of request gpgga and original gpgga preserve.
In the present invention one optional embodiment, testing host supports the com mouth of more than 1-50；Testing host props up
Hold 4800/9600/19200/38400/57600/115200 serial port baud rate；Gpgga order is according to master
Plate type and set；Default path and self-defined path are supported in the path that original gpgga preserves.Output gpgga
Coordinate figure compare with center point coordinate, plane coordinates absolute difference be less than 15s when the stop recording time.
Step s4, testing results program, the coordinate figure of output gpgga is compared with center point coordinate, if flat
Stop recording time when areal coordinate absolute difference is less than 15s.
Step s5, generation test report.The coordinate figure of output gpgga is compared with center point coordinate, and plane is sat
Stop recording time when mark absolute difference is less than 15s, when all parameter configuration needing testing host complete
Main interface just can be clicked on afterwards and proceed by test, run and derive test report after completing.
Step s6, the spacious environment of differentiation, interference environment, step s1- that persistently reruns step s6, collects
Derive test report, count the recapturing unlocked time obtained under each environment.
This patent testing scheme: by board testing tool it is only necessary to can by 1 test plan software
Complete all of parameter configuration, often wheel testing time, testing time altogether are set afterwards；Setting central point
Coordinate, after output gpgga.Software inhouse automatic discrimination with central point plane coordinates absolute difference is
No less than 15m (software inhouse is automatically performed Coordinate Conversion, without manual switch), from each gps simulation
Device starts power up timing, stops timing, programming count time when coordinate absolute difference is less than 15m.
Click starts, and after terminating, deriving test report can use.Greatly improve testing efficiency, simply
Convenient, liberation manpower.In test process, people can leave and do other work.Upper electricity that need not be artificially manual
Switch, manual time-keeping, carry out Coordinate Conversion, timing statisticses without oneself, collect form, greatly keep away
Exempt from the error of anthropic factor generation.
It is an advantage of the current invention that:
1st, this method covers the gpgga output method to set up of current main flow navigation positioning module, not employment
For look for instruction or by respective setting software design patterns；
2nd, often can take turns test time by Freely input in method, continue number of times；
3rd, method provides the selection of multiple central points, input including meansigma methodss, known point etc., and provide
The comparison of current gpgga coordinate figure and center point coordinate value.
4th, method provides the setting of multiple difference satellite systems；
5th, the result of many wheel tests can intuitively be collected in method, and analyzing and positioning satellite number.
Above presently preferred embodiments of the present invention is described.It is to be appreciated that the present invention does not limit to
In above-mentioned particular implementation, wherein the equipment describing in detail and structure are not construed as using this area to the greatest extent
In common mode be practiced；Any those of ordinary skill in the art, without departing from the technology of the present invention
In the case of aspects, all can be utilized the methods and techniques content of the disclosure above that technical solution of the present invention is done
Go out many possible variations and modification, or be revised as the Equivalent embodiments of equivalent variations, this has no effect on this
The flesh and blood of invention.Therefore, every content without departing from technical solution of the present invention, according to the present invention's
Technical spirit, to any simple modification made for any of the above embodiments, equivalent variations and modification, all still falls within this
In the range of inventive technique scheme protection.
Claims (4)
1. one kind obtains method of testing it is characterised in that including based on multimode multi-frequency oem board is recapturing unlocked
Following steps:
Step s1, build test environment；
Step s2, establishment mode of operation, mode of operation creates and includes creating mode of operation title, setting resolving
Type, the satellite system participating in resolving, single test time, test continue number of times and central point
Selection mode；
Step s3, setting testing host parameter, setting testing host parameter includes arranging mainboard title, mainboard
The path that type, com mouth, serial port baud rate, the order of request gpgga and original gpgga preserve；
Step s4, testing results program, the coordinate figure of output gpgga is compared with center point coordinate, if flat
Stop recording time when areal coordinate absolute difference is less than 15m；
Step s5, generation test report；
Step s6, the spacious environment of differentiation, interference environment, step s1- that persistently reruns step s6, collects
Derive test report, count the recapturing unlocked time obtained under each environment.
2. obtain method of testing based on multimode multi-frequency oem board is recapturing unlocked as claimed in claim 1, its
It is characterised by, build test environment and include:
There is provided the oem board of different model, 1 point of 8 power splitter, gps cable, reticule, gps simulator,
Oem board exploitation base plate, notebook computer, source of stable pressure.
3. obtain method of testing based on multimode multi-frequency oem board is recapturing unlocked as claimed in claim 1, its
It is characterised by, when creating mode of operation,
One-site model is selected to resolve type；
The satellite system participating in resolving is supported the selection of the independent satellite system of gps, glonass, bd and is appointed
Meaning combination；
Single test time is 2 minutes；
It is 2000 times that test continues number of times；
The selection mode of central point includes choosing the central point of other patterns, voluntarily inputs, calculates totally three kinds of sides
Formula.
4. obtain method of testing based on multimode multi-frequency oem board is recapturing unlocked as claimed in claim 1, its
It is characterised by, testing host supports the com mouth of more than 1-50,
Testing host supports 4800/9600/19200/38400/57600/115200 serial port baud rate；
Gpgga order sets according to motherboard type；
Default path and self-defined path are supported in the path that original gpgga preserves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610057192.9A CN106338747B (en) | 2016-01-27 | 2016-01-27 | Test method is obtained based on multimode multi-frequency OEM board is recapturing unlocked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610057192.9A CN106338747B (en) | 2016-01-27 | 2016-01-27 | Test method is obtained based on multimode multi-frequency OEM board is recapturing unlocked |
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| Publication Number | Publication Date |
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| CN106338747A true CN106338747A (en) | 2017-01-18 |
| CN106338747B CN106338747B (en) | 2019-05-07 |
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Cited By (2)
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| CN106932791A (en) * | 2017-02-17 | 2017-07-07 | 上海华测导航技术股份有限公司 | A kind of difference quality of data indication test method |
| CN108663694A (en) * | 2018-03-23 | 2018-10-16 | 交通运输部水运科学研究所 | Baseband chip performance test methods and device |
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| CN106338747B (en) | 2019-05-07 |
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