CN102854521A - Assisted positioning device evaluation system - Google Patents
Assisted positioning device evaluation system Download PDFInfo
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- CN102854521A CN102854521A CN2012102880168A CN201210288016A CN102854521A CN 102854521 A CN102854521 A CN 102854521A CN 2012102880168 A CN2012102880168 A CN 2012102880168A CN 201210288016 A CN201210288016 A CN 201210288016A CN 102854521 A CN102854521 A CN 102854521A
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Abstract
The invention provides an assisted positioning device evaluation system, which comprises an assisted positioning data simulation module, a tested assisted positioning device and a comprehensive assisted positioning result evaluation module, and the comprehensive assisted positioning result evaluation module carries out comprehensive evaluation according to a test result of the tested assisted positioning device under the auxiliary signal environment outputted by the assisted positioning data simulation module. After the technical scheme of the invention is adopted, not only can the test cost of development be reduced, but also assisted positioning test results can be comprehensively evaluated and compared, and therefore the quality of products can be more visually evaluated.
Description
Technical field
The present invention relates to a kind of test and evaluation system of satellite navigation assistant positioning system, relate in particular to the test result evaluation system of A-GNSS auxiliary locator.
Background technology
GLONASS (Global Navigation Satellite System) (Global Navigation Satellite System, GNSS) utilize Navsat to carry out regularly, locate and range finding, can in worldwide, realize round-the-clock, comprehensive three dimensions, speed and the temporal information that real-time high-precision is provided for sea, land and aerial user continuously.At present, GNSS has comprised the Galileo system of the GPS of the U.S., Muscovite GLONASS, European Union, the triones navigation system of China, and take gps system as example, this system mainly is comprised of three parts, i.e. space segment, ground control section and user's set part.Space segment is comprised of 24 satellites, is distributed on the plane, 6 roads.The ground control section is by the master station of the work of being in charge of, coordinating whole ground control system, under the control of master station, injects the ground-plane antenna of seeking text, forms as monitoring station and the communication backup system of automatic data acquisition center to satellite.The user's set part mainly is comprised of GPS receiver and satellite antenna.
Along with the development of radio network technique, traditional satellite navigation application space is constantly expansion.Expand just a spotlight of navigation application based on the A-GNSS assistant positioning system of radio network technique.But then, the A-GNSS system need to arrange the auxiliary positioning server of network-side, simultaneously will be in conjunction with the platform in operation of mobile communication network operator, and this is for the personal terminal very inconvenience of research and development test in early stage.Especially, such as the Big Dipper so newborn navigational system of 2 generations, in the global range and fail to provide network assistance.Therefore, provide the complete auxiliary positioning test macro of a cover to be used for the locating terminal test, not only can the decrease R﹠D costs, also greatly accelerated the research and development of products paces.In the prior art scheme, disclosed the method for utilizing simulation position determining entity and anolog base station to be used for test auxiliary positioning equipment such as Chinese patent CN 1628253A.But this class scheme only is data to be produced simulate, and does not estimate for the applicability of test result and equipment.Test based on the A-GNSS auxiliary positioning, for optkmal characteristics and the different performance of assisting positioning equipments that can obtain test macro, the present invention is under the auxiliary positioning pattern of one or more positioning systems, quality to the auxiliary positioning test result is carried out comprehensive evaluation, both satisfy the testing requirement of auxiliary positioning product in the R﹠D process, also solved well above-mentioned problem.
Summary of the invention
The purpose of this invention is to provide a kind of auxiliary locator evaluation system, can carry out signal imitation test and scoring to tested auxiliary locator, thereby satisfy the testing requirement of auxiliary positioning product in the R﹠D process.
The invention provides a kind of auxiliary locator evaluation system, comprise the auxiliary positioning data analog module, tested auxiliary locator, also comprise as a result comprehensive test module of auxiliary positioning, described auxiliary positioning as a result comprehensive evaluation module is carried out comprehensive evaluation according to the test result of described tested auxiliary locator under the auxiliary signal environment of described auxiliary positioning data analog module output.
Further, described auxiliary locator evaluation system has a plurality of described auxiliary positioning data analog modules, is used for the described auxiliary signal of output multi-channel.
Further, described auxiliary positioning data analog module is the single mode of GPS, GLONASS, the Big Dipper, bimodulus or multimode auxiliary positioning data analog module.
Further, described auxiliary locator evaluation system comprises single or multiple tested auxiliary locators.
Further, described auxiliary positioning as a result the comprehensive evaluation module according to the primary positioning time of described tested auxiliary locator test result, sensitivity, bearing accuracy and power consumption are estimated.
Further, described auxiliary positioning as a result the comprehensive evaluation module to the primary positioning time of described tested auxiliary locator test result, sensitivity, bearing accuracy and power consumption multiply by respectively separately sues for peace after the weight, obtains comprehensive evaluation.
Further, described primary positioning time, sensitivity, the described weight proportion of bearing accuracy and power consumption is: 3:3:2:2.
Further, described auxiliary positioning comprehensive evaluation module establishing criteria grade form as a result:
To the primary positioning time of described tested auxiliary locator test result, sensitivity, bearing accuracy and power consumption are marked.
After adopting technical scheme of the present invention, not only can solve the testing cost of research and development, and can carry out comprehensive evaluation and contrast to the auxiliary positioning test result, obtain more intuitively the superior and inferior evaluating of product.
Description of drawings
Fig. 1 is embodiment of the invention general frame figure;
Fig. 2 is embodiment of the invention single-mode test evaluation structural drawing;
Fig. 3 is embodiment of the invention multichannel input test evaluation structure figure;
Fig. 4 is embodiment of the invention bimodulus test evaluation structural drawing;
Fig. 5 is a plurality of proving installation structural representations of the embodiment of the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Accompanying drawing 1 is the allomeric function block diagram of proving installation.101 is the auxiliary positioning data analog module, can be the simulated data generator, also can be the locating module that possesses distribution supplementary ability; 102 for possessing the terminal device of auxiliary positioning function, and this equipment possesses the ability that receives and resolve auxiliary data and the ability that independently positions etc.; The 103rd, the auxiliary positioning result is carried out the comprehensive evaluation module, having under which kind of pattern under better positioning performance or the same pattern according to certain standard evaluation test macro, which class/terminal device has better performance.
Wherein in a kind of embodiment, plant under the A-GNSS auxiliary positioning pattern performance evaluation of test macro single.GNSS can be gps system, dipper system, Galileo system or GLONASS system etc.A-GPS auxiliary positioning pattern as shown in Figure 2.
201 is the auxiliary positioning mode module unit of GPS, the tested auxiliary positioning module of 202 representatives, and 203 pairs of positioning results are estimated.The implementation step is:
A) 201, enable the GPS auxiliary mode and send auxiliary positioning data;
B) 202, receive auxiliary data, to resolve according to the form of auxiliary positioning data, the data stream after the parsing is given the navigation positioning module of terminal inner, is used for auxiliary positioning and calculates;
C) 203, the evaluation of result unit carries out comprehensive evaluation according to the positioning result of auxiliary positioning terminal, uses different A-GNSS auxiliary modes instead, can obtain different comprehensive evaluation comparative results.The standard of comprehensive evaluation is referring to table 1: standard grade form and table 2: evaluation weight table.
In another embodiment, input simultaneously the various modes auxiliary positioning data, the evaluation of test macro positioning performance, as shown in Figure 3.
301,302,303 corresponding modular units that GPS pattern, Big Dipper pattern, GLONASS pattern auxiliary data are provided respectively, 304 is the auxiliary positioning terminal, 305 is as a result comprehensive evaluation unit of auxiliary positioning.Concrete implementation step is:
A) 301 ~ 303, start the auxiliary data sending action under the various auxiliary modes;
B) 304, receive auxiliary data, to resolve according to the form of auxiliary positioning data, the data stream after the parsing is given the navigation positioning module of terminal inner, is used for the location Calculation of additional related positioning system;
C) 305, the evaluation of result unit carries out comprehensive evaluation according to the positioning result of auxiliary positioning terminal.The conclusion of comprehensive evaluation can find out, under certain evaluation criterion, and GPS or the Big Dipper or GLONASS, under the same period, test macro has best auxiliary positioning performance under which kind of pattern.The standard of comprehensive evaluation is referring to table 1: standard grade form and table 2: evaluation weight table.
In another embodiment, at mixed mode auxiliary positioning performance test evaluation system, as shown in Figure 4.
The implementation step is:
A) 401, start multiple auxiliary mode and send and mix auxiliary positioning data;
B) 402, receive and mix auxiliary data, to resolve according to the form of auxiliary positioning data, the data stream after the parsing is given the navigation positioning module of terminal inner, is used for auxiliary mixed positioning and calculates;
C) 403, the evaluation of result unit is according to the performance of test macro under the positioning result evaluation mixed mode of auxiliary positioning terminal.The standard of comprehensive evaluation is referring to table 1: standard grade form and table 2: evaluation weight table.
Among another embodiment, under similar auxiliary positioning pattern, the test evaluation of different auxiliary positioning equipment positioning performances.Single class auxiliary mode refers to a kind of auxiliary positioning pattern or multimode auxiliary positioning pattern in this example, as shown in Figure 5.
Concrete implementation step is:
A) 501, start GPS auxiliary positioning pattern and send corresponding auxiliary positioning data;
B) 502, different auxiliary positioning terminals, each terminal are carried out reception and the parsing of auxiliary positioning data separately, and utilize the supplementary auxiliary positioning after resolving to resolve;
C) 503, the positioning result that different locating terminals are corresponding, auxiliary positioning as a result test index comprises sensitivity, primary positioning time, bearing accuracy and power consumption etc.
D) 504, the result to 503 carries out comprehensive evaluation, can obtain the auxiliary positioning best performance of which kind of terminal under certain station-keeping mode.The standard of comprehensive evaluation is referring to table 1: standard grade form and table 2: evaluation weight table.
Table 1 standard grade form
For each index, under same condition, from the poorest to preferably dividing 5 grades, the fractional value that different brackets is corresponding different, table 1 is the normative reference of each index grade scoring.
Table 2 evaluation weight table
The score that the standard of comprehensive evaluation obtains with reference to table 1 for each performance index multiply by in the table 2 weight separately, one group of corresponding optimal result that is that final score is the highest, comprise evaluation auxiliary positioning test macro in auxiliary positioning under which kind of pattern auxiliary positioning the best of which locating terminal etc. under the optimum and pattern of the same race.
Table 1 and table 2 only are the implementation methods of listing a kind of score, do not limit other standards of grading of the present invention and weight standard.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. auxiliary locator evaluation system, comprise the auxiliary positioning data analog module, tested auxiliary locator, it is characterized in that, also comprise as a result comprehensive test module of auxiliary positioning, described auxiliary positioning as a result comprehensive evaluation module is carried out comprehensive evaluation according to the test result of described tested auxiliary locator under the auxiliary signal environment of described auxiliary positioning data analog module output.
2. described auxiliary locator evaluation system according to claim 1 is characterized in that described auxiliary locator evaluation system has a plurality of described auxiliary positioning data analog modules, is used for the described auxiliary signal of output multi-channel.
3. described auxiliary locator evaluation system according to claim 1 and 2 is characterized in that described auxiliary positioning data analog module is the single mode of GPS, GLONASS, the Big Dipper, bimodulus or multimode auxiliary positioning data analog module.
4. described auxiliary locator evaluation system according to claim 1 is characterized in that described auxiliary locator evaluation system comprises single or multiple tested auxiliary locators.
5. the described auxiliary locator evaluation system of claim according to claim 1, it is characterized in that, described auxiliary positioning as a result the comprehensive evaluation module according to the primary positioning time of described tested auxiliary locator test result, sensitivity, bearing accuracy and power consumption are estimated.
6. described auxiliary locator evaluation system according to claim 5, it is characterized in that, described auxiliary positioning as a result the comprehensive evaluation module to the primary positioning time of described tested auxiliary locator test result, sensitivity, bearing accuracy and power consumption multiply by respectively separately sues for peace after the weight, obtains comprehensive evaluation.
7. described auxiliary locator evaluation system according to claim 6 is characterized in that, described primary positioning time, and sensitivity, the described weight proportion of bearing accuracy and power consumption is: 3:3:2:2.
8. described auxiliary locator evaluation system according to claim 7 is characterized in that described auxiliary positioning is comprehensive evaluation module establishing criteria grade form as a result:
To the primary positioning time of described tested auxiliary locator test result, sensitivity, bearing accuracy and power consumption are marked.
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| CN103344976A (en) * | 2013-07-05 | 2013-10-09 | 东莞市泰斗微电子科技有限公司 | Auxiliary satellite navigation and positioning method and corresponding positioning terminal |
| CN104994538A (en) * | 2015-06-17 | 2015-10-21 | 北京泰德东腾通信技术有限公司 | Beidou auxiliary positioning consistency test method and device of LTE terminal |
| WO2016107303A1 (en) * | 2014-12-30 | 2016-07-07 | 北京握奇智能科技有限公司 | Method and system for correcting vehicle position offset |
| CN106443580A (en) * | 2015-08-12 | 2017-02-22 | 中国人民解放军国防科学技术大学 | Test method and test system |
| CN108075916A (en) * | 2016-11-17 | 2018-05-25 | 千寻位置网络有限公司 | A kind of method and its system of the service quality for assessing A-GNSS servers |
| CN108562920A (en) * | 2017-12-28 | 2018-09-21 | 上海司南卫星导航技术股份有限公司 | A kind of method, GNSS device and the computer-readable medium of the rapid evaluation GNSS observations quality of data |
| CN109712266A (en) * | 2018-11-21 | 2019-05-03 | 斑马网络技术有限公司 | Battery electricity consumption behavior evaluation method, apparatus, storage medium and electronic equipment |
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Cited By (14)
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| CN103344976A (en) * | 2013-07-05 | 2013-10-09 | 东莞市泰斗微电子科技有限公司 | Auxiliary satellite navigation and positioning method and corresponding positioning terminal |
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| CN105807295B (en) * | 2014-12-30 | 2018-07-20 | 北京握奇智能科技有限公司 | A kind of method and system of correction vehicle location deviation |
| CN104994538A (en) * | 2015-06-17 | 2015-10-21 | 北京泰德东腾通信技术有限公司 | Beidou auxiliary positioning consistency test method and device of LTE terminal |
| CN104994538B (en) * | 2015-06-17 | 2016-11-30 | 北京泰德东腾通信技术有限公司 | The Big Dipper auxiliary positioning conformance test method of LTE terminal and device |
| CN106443580B (en) * | 2015-08-12 | 2019-07-02 | 中国人民解放军国防科学技术大学 | A kind of test method and system |
| CN106443580A (en) * | 2015-08-12 | 2017-02-22 | 中国人民解放军国防科学技术大学 | Test method and test system |
| CN108075916A (en) * | 2016-11-17 | 2018-05-25 | 千寻位置网络有限公司 | A kind of method and its system of the service quality for assessing A-GNSS servers |
| CN108075916B (en) * | 2016-11-17 | 2021-07-13 | 千寻位置网络有限公司 | Method and system for evaluating service quality of A-GNSS server |
| CN108562920A (en) * | 2017-12-28 | 2018-09-21 | 上海司南卫星导航技术股份有限公司 | A kind of method, GNSS device and the computer-readable medium of the rapid evaluation GNSS observations quality of data |
| CN108562920B (en) * | 2017-12-28 | 2021-12-31 | 上海司南卫星导航技术股份有限公司 | Method for rapidly evaluating quality of GNSS observation data, GNSS device and computer readable medium |
| CN109712266A (en) * | 2018-11-21 | 2019-05-03 | 斑马网络技术有限公司 | Battery electricity consumption behavior evaluation method, apparatus, storage medium and electronic equipment |
| CN109712266B (en) * | 2018-11-21 | 2021-12-14 | 斑马网络技术有限公司 | Storage battery electricity utilization behavior evaluation method and device, storage medium and electronic equipment |
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