CN103630760A - Field intensity data process system and method - Google Patents
Field intensity data process system and method Download PDFInfo
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- CN103630760A CN103630760A CN201210310871.4A CN201210310871A CN103630760A CN 103630760 A CN103630760 A CN 103630760A CN 201210310871 A CN201210310871 A CN 201210310871A CN 103630760 A CN103630760 A CN 103630760A
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Abstract
The invention provides a field intensity data process system and method; the system comprises the following elements connected in sequence: an obtain module used for obtaining field intensity data of each measure point; a calculation module used for calculating position relations of each measure point relative to a preset reference point; a screening module used for screening each measure point according to the position relation and a preset scope; a drafting module used for drafting field intensity direction map according to the field intensity data of the screened measure points. The field intensity data process system and method can process the field intensity data and obtain a field graph, thereby solving the problems in the prior art; the problems are that mass data are processed by man, so errors are easily generated, and a finally drafted field graph may have big difference with real field intensity distribution, so a field intensity direction map cannot be accurately obtained.
Description
Technical field
The present invention relates to field strength measurement technology, relate in particular to a kind of field intensity data handling system and method.
Background technology
Traditional horizontal field intensity measuring method is that survey crew carries field strength measuring module, on ground, around emitting antenna survey record each point field intensity value, then calculates with Man Graphics and obtains level field shape figure.But because antenna surrounding terrain is complicated, run into the field intensity value that lake, the woods or mountain valley are just difficult to measure desired location, even if obtain part field intensity value, by artificial computing and plotting, need to carry out such as carrying out data screening, calculating, graphic plotting etc., must possess very high professional knowledge professional and technical personnel and just can paint to obtain the shape figure that shows up, simultaneously due to manually when mass data is processed, easily produce mistake, may cause finally paint field shape figure and actual field strength distribution there is relatively large deviation.
And vertical field intensity measuring method is to carry field strength measuring module by survey crew to take balloon and be raised to aerial survety, very unsafe, therefore in prior art, cannot carry out actual measurement, even if can obtain corresponding vertical field intensity data, when drawing perpendicualr field shape figure, also exist with above-mentioned level field shape and scheme same problem, there is the defect of relatively large deviation in net result and actual field strength distribution.
Summary of the invention
The invention provides processing, an acquisition shape figure that a kind of field intensity data handling system and method can realize field intensity data, overcome the defect that cannot accurately obtain field strength pattern in prior art.
The invention provides a kind of field intensity data handling system, described system comprises successively and to connect:
Acquisition module, for obtaining the field intensity data of each measurement point;
Computing module, for calculating each measurement point with respect to the position relationship of preset reference point;
Screening module, for screening each measurement point according to position relationship and preset range;
Drafting module, for drawing field strength pattern according to the field intensity data of the measurement point after screening.
As technique scheme preferably, described acquisition module comprises:
Field intensity value acquiring unit, for obtaining the field intensity Value Data of each measurement point;
Position data acquiring unit, for obtaining the position data of each measurement point.
As technique scheme preferably, described computing module comprises:
The position data acquiring unit of reference point, for obtaining the position data of predefined reference point;
Position relationship computing unit, for calculating each measurement point with respect to the position relationship of described reference point according to the position data of the position data of described each measurement point and reference point, described position relationship computing unit specifically comprises:
Position angle computation subunit, for calculating described measurement point with respect to the position angle of described reference point;
Elevation angle computation subunit, for calculating described measurement point with respect to the elevation angle of described reference point;
High computational subelement, for calculating described measurement point with respect to the height of described reference point;
Measure radius calculation subelement, for calculating described measurement point with respect to the measurement radius of described reference point, described measurement radius is that described measurement point is to the air line distance of described reference point.
As technique scheme preferably, described screening module specifically comprises:
Measure radius screening unit, for each measurement point being screened with respect to the measurement radius of described reference point and default measurement radius according to each measurement point;
Screening unit, position angle, for screening each measurement point with respect to the position angle of described reference point and default azimuth coverage according to each measurement point;
Screening unit, the elevation angle, for screening each measurement point with respect to the elevation angle of described reference point and default elevation coverage according to each measurement point;
Drawing point acquiring unit, for obtaining by the measurement point after one or more screenings successively of the screening of described measurement radius unit, screening unit, position angle or screening unit, the elevation angle as the drawing point of drawing field strength pattern.
As technique scheme preferably, described screening module also comprises:
Merge number sieve menu unit, for merging number n according to setting, the mean value of n field intensity value before field intensity is worth in descending order arrangement in the every once position angle of calculating, described n is more than or equal to 1 integer, and described mean value is for spending the eigenwert of azimuthal field intensity value as this;
Drawing point acquiring unit, also, for obtaining by the measurement point after one or more screenings successively of described measurement radius screening unit, screening unit, position angle, screening unit, the elevation angle or merging number sieve menu unit, the measurement point after described screening is as the drawing point of drawing field strength pattern.
As technique scheme preferably, described field strength pattern comprises that perpendicualr field shape figure and level field shape are schemed, described drafting module specifically comprises:
Polar coordinates level field shape figure drawing unit, for drawing polar coordinates level field shape figure according to the position angle of each drawing point and characteristic of correspondence value;
Rectangular coordinate level field shape figure drawing unit, for drawing rectangular coordinate level field shape figure according to the described position angle of each drawing point, the elevation angle and characteristic of correspondence value;
Polar coordinates perpendicualr field shape figure drawing unit, for drawing polar coordinates perpendicualr field shape figure according to the elevation angle of each drawing point and characteristic of correspondence value;
Rectangular coordinate perpendicualr field shape figure drawing unit, for drawing rectangular coordinate perpendicualr field shape figure according to the described elevation angle of each drawing point and characteristic of correspondence value;
A three-dimensional coordinate solid shape figure drawing unit, for scheming according to the three-dimensional shape of the eigenwert drawing three-dimensional coordinate of the field intensity value of the described position angle of each drawing point, the elevation angle and correspondence.
As technique scheme preferably, described field intensity data handling system also comprises:
Computing module, for obtaining field intensity transmitter power, according to the field strength pattern of drawing in conjunction with field intensity transmitter power calculate antenna gain, front and back than or half-power angle in one or more.
The present invention also provides a kind of field intensity data processing method, and described method comprises:
Obtain the field intensity data of each measurement point;
Calculate each measurement point with respect to the position relationship of preset reference point;
According to position relationship and preset range, each measurement point is screened;
According to the field intensity data of the measurement point after screening, draw field strength pattern.
As technique scheme preferably, the field intensity data of described measurement point specifically comprise: position data and the field intensity value corresponding with described position data;
Each measurement point of described calculating specifically comprises with respect to the position relationship of preset reference point:
Obtain the position data of predefined reference point;
According to the position data of the position data of described each measurement point and reference point, calculate each measurement point with respect to the position relationship of described reference point, described position relationship comprise described measurement point with respect to the position angle of described reference point, the elevation angle, highly, measure radius, described measurement radius is that described measurement point is to the air line distance of described reference point.
As technique scheme preferably, describedly according to position relationship and preset range, each measurement point is screened specifically and is comprised:
According to each measurement point, with respect to measurement radius, position angle and the elevation angle of described reference point, in conjunction with default measurement radius, default azimuth coverage, default elevation coverage, each measurement point is screened;
Obtain measurement point after a screening operation in radius screening, position angle screening or elevation angle screening or a plurality of screening operate successively as the drawing point of drawing field strength pattern.
As technique scheme preferably, describedly also comprise after each measurement point being screened according to position relationship and preset range: according to setting, merge number n, the mean value of n field intensity value before field intensity is worth in descending order arrangement in the every once position angle of calculating, described n is more than or equal to 1 integer, and described mean value is for spending the eigenwert of azimuthal field intensity value as this;
Obtain by radius screening, position angle screening, elevation angle screening or merge a screening operation that number sieve chooses or the measurement point of a plurality of screening after operating successively as the drawing point of drawing field strength pattern.
As technique scheme preferably, describedly according to the field intensity data after screening, draw field strength pattern and specifically comprise:
According to the eigenwert of the field intensity value of described position angle, the elevation angle and correspondence, draw polar coordinates field shape figure, rectangular coordinate field shape figure or the three-dimensional field of three-dimensional coordinate shape figure.
According to the position angle of each drawing point and characteristic of correspondence value, draw polar coordinates level field shape figure, rectangular coordinate level field shape figure;
According to the elevation angle of each drawing point and characteristic of correspondence value, draw polar coordinates perpendicualr field shape figure, rectangular coordinate perpendicualr field shape figure;
According to three-dimensional shape figure of the eigenwert drawing three-dimensional coordinate of the field intensity value of the described position angle of each drawing point, the elevation angle and correspondence.
As technique scheme preferably, describedly also comprise after drawing field strength pattern according to the field intensity data of the measurement point after screening:
Obtain field intensity transmitter power, according to the field strength pattern of drawing in conjunction with field intensity transmitter power calculate antenna gain, front and back than or half-power angle in one or more.
The invention provides a kind of field intensity data handling system and method, this system comprises successively and to connect: acquisition module, for obtaining the field intensity data of each measurement point; Computing module, for calculating each measurement point with respect to the position relationship of preset reference point; Screening module, for screening each measurement point according to position relationship and preset range; Drafting module, for drawing field strength pattern according to the field intensity data of the measurement point after screening.The invention provides processing, an acquisition shape figure that a kind of field intensity data handling system and method can realize field intensity data, solved in prior art due to manually when mass data is processed, easily produce mistake, may cause finally paint field shape figure there is relatively large deviation with actual field strength distribution and cannot accurately obtain the defect of field strength pattern.
Accompanying drawing explanation
The composition schematic diagram of the field intensity data handling system that Fig. 1 provides for the embodiment of the present invention;
The vertical field intensity instrumentation plan of the acquisition module that Fig. 2 provides for the embodiment of the present invention;
The horizontal field intensity instrumentation plan of the acquisition module that Fig. 3 provides for the embodiment of the present invention;
The schematic flow sheet of the field intensity data processing method that Fig. 4 provides for the embodiment of the present invention.
Embodiment
The composition schematic diagram of the field intensity data handling system that Fig. 1 provides for the embodiment of the present invention, as shown in Figure 1, the invention provides a kind of field intensity data handling system, and system comprises and connecting successively:
The invention provides a kind of field intensity data handling system, this system comprises successively and to connect: acquisition module 10, for obtaining the field intensity data of each measurement point; Computing module, for calculating each measurement point with respect to the position relationship of preset reference point; Screening module, for screening each measurement point according to position relationship and preset range; Drafting module, for drawing field strength pattern according to the field intensity data of the measurement point after screening.The invention provides processing, an acquisition shape figure that a kind of field intensity data handling system and method can realize field intensity data, solved in prior art due to manually when mass data is processed, easily produce mistake, may cause finally paint field shape figure there is relatively large deviation with actual field strength distribution and cannot accurately obtain the defect of field strength pattern.
As technique scheme preferably, acquisition module 10 comprises:
Field intensity value acquiring unit, for obtaining the field intensity Value Data of each measurement point, for example can pass through user interaction tool, if mouse-keyboard etc. is by artificial input field intensity Value Data, or by database, read the field intensity Value Data of device for reading data library storage, or obtain by measuring field intensity Value Data, concrete can select as, model is that GB521 type medium short wave records field intensity meter automatically, it is the full-automatic field strength receiver that integrates antenna and receiver that GB521 type medium short wave records field intensity meter automatically, and this instrument can autostore measurement point field intensity data.For ease of the measurement of level, vertical field intensity is measured by carrying field intensity meter on aircraft, aircraft carries field intensity meter and flies by default track, thereby records the field intensity Value Data of specified measurement point.Meanwhile, it is little, lightweight that GB521 type records field intensity meter volume automatically, is less than 2kg, is convenient to balloon or helicopter model airplane carries.Having high anti-interfering performance can use at high-power medium short wave transmitting station antenna field.Miniature toroidal receiving antenna that can be supporting, is adapted at high power station antenna field and uses, and has stagger little, receives the feature of signal stabilization.
Position data acquiring unit, for obtaining the position data of each measurement point, generally, is corresponding stored between field intensity Value Data and position data, also can field intensity Value Data and position data be stored respectively by mode corresponding to index.Concrete position data can for example can be passed through user interaction tool, if mouse-keyboard etc. is by artificial input position data, or by database, read the position data of device for reading data library storage, or obtain by measuring position data, as gathered by GPS (Global Positioning System, GPS), the high anti-interference High-precision O EM plate of concrete for example employing GG12, it can be operated under strong field intensity of high frequency, and high-precision longitude and latitude and elevation data can be provided.Its receiving unit is accepted satellite-signal, specifically determines the air position of field intensity meter, and storage location data.GPS adopts high-performance module and aviation type antenna, and high-precision longitude and latitude and elevation data can be provided.
Concrete field intensity information obtain manner is, the vertical field intensity instrumentation plan of the acquisition module that Fig. 2 provides for the embodiment of the present invention; The horizontal field intensity instrumentation plan of the acquisition module that Fig. 3 provides for the embodiment of the present invention; Shown in Fig. 2 and Fig. 3, acquisition module 10 carries by the aircraft 11 by setting track flight, records the field intensity data of current position and measurement point by setpoint frequency.The concrete setting track of aircraft 11 can be for reference point, if emitting antenna 2 is initial point, according to reality, the measurement of field intensity data is needed or theoretical experience, the emitting antenna 2 of usining is chosen arc that suitable plane and suitable radius form as setting track for initial point.Acquisition module 10 is according to being positioned in figure with respect to the track 31 on the surface level of emitting antenna and 32 flights of the track on vertical plane, field intensity acquisition module 10 a plurality of tracing points that shown in dotted line, field intensity acquisition module 10 is its operation on track 31,32 in figure.
As technique scheme preferably, computing module 20 comprises:
The position data acquiring unit of reference point, for obtaining the position data of predefined reference point, the position data of reference point can be known, take reference point as emitting antenna 2 be example, for example the positional information of emitting antenna 2 is known, concrete for example east longitude 120 degree, north latitude 34 degree, 350 meters of height above sea level.The position data of reference point also can measure by GPS equipment.
Position relationship computing unit, for calculating each measurement point with respect to the position relationship of reference point according to the position data of the position data of each measurement point and reference point, the data volume of the field intensity data of obtaining is very large.In order therefrom to choose the field intensity data of radius up to specification, position angle or elevation coverage, setting data scope is screened field intensity data.Position relationship computing unit specifically comprises:
Position angle computation subunit, the position angle for computation and measurement point with respect to reference point, concrete computing method be take the positive north of reference point as 0 degree, turn clockwise.On computation and measurement point and its place surface level, the line of the mapping point of reference point is with respect to the angle in positive north, i.e. required position angle.
Elevation angle computation subunit, the elevation angle for computation and measurement point with respect to reference point, concrete computing method are, the angle value between measurement point and reference point between line and reference point place surface level.
High computational subelement, the height for computation and measurement point with respect to reference point.Concrete computing method are the sea level elevation of measurement point and the difference between reference point sea level elevation.The calculating of this height can be for the research to the statistics of field intensity data and later stage.
Measure radius calculation subelement, the measurement radius for computation and measurement point with respect to reference point, measuring radius is that measurement point is to the air line distance of reference point.
Field intensity data after processing are as calculated referring to table 1:
Table 1
In table 1, also stored the parameter relevant to field intensity information, as platform name, day wire size, frequency, acquisition time etc. simultaneously.Sequence number 1 is reference point information, by calculating position relationship between each measurement point and reference point, can obtain as shown in table 1ly, and each measurement point is with respect to measurement radius, position angle and the elevation information of reference point, in order to the drafting of field strength pattern.
As technique scheme preferably, screening module 30 specifically comprises:
Measure radius screening unit, for screening concrete with respect to the measurement radius of reference point and default measurement radius to each measurement point according to each measurement point, when drawing field strength pattern, choose the measurement point field intensity data that equate with distance between reference as far as possible, concrete choosing method can be default by the range parameter of program, also can design garbled data frame by software mode, user inserts measurement point radius data scope in garbled data frame, and software can automatically be chosen the field intensity data of those coincidence measurement radius and draw.
Screening unit, position angle, for each measurement point being screened with respect to the position angle of reference point and default azimuth coverage according to each measurement point, after azimuth coverage data are set, position angle computation subunit is chosen the main field intensity data within the scope of azimuth firing angle predetermined threshold value of level automatically.For example position angle is 50 degree, and threshold range is 49.5 ~ 51 degree, chooses the strong data of a position angle in this threshold range.
Screening unit, the elevation angle, for each measurement point being screened with respect to the elevation angle of reference point and default elevation coverage according to each measurement point, similar with azimuthal screening.After elevation coverage data are set, elevation angle computation subunit is chosen the field intensity data within the scope of launching elevation predetermined threshold value automatically.
Drawing point acquiring unit, for obtaining by the measurement point after one or more screenings successively of the screening of measurement radius unit, screening unit, position angle or screening unit, the elevation angle as the drawing point of drawing field strength pattern.Selection for drawing point, can for example be worth the field intensity data chosen on same measurement radius as drawing point, also can stipulate in an elevation coverage that the field intensity data on same measurement radius are as drawing point, can also stipulate that field intensity data in same position angle are as drawing point.Can obtain, select same elevation coverage, the field intensity data of same measurement radius can obtain the field shape figure of horizontal direction as drawing point, and select the field intensity data in same position angle can obtain the field shape figure of vertical direction as drawing point.
As technique scheme preferably, screening module 30 also comprises:
Merge number sieve menu first, for merging number n according to setting, the mean value of n field intensity value before field intensity is worth in descending order arrangement in the every once position angle of calculating, n is more than or equal to 1 integer, and mean value is for spending the eigenwert of azimuthal field intensity value as this.If field intensity value is not merged to number sieve choosing, can cause the redundancy of data,, by merging number, calculate meanwhile, to the calculating of a plurality of measured value values of averaging, can guarantee the accuracy of field intensity value.
Drawing point acquiring unit, also, for obtaining by the measurement point after one or more screenings successively of measurement radius screening unit, screening unit, position angle, screening unit, the elevation angle or merging number sieve menu unit, the measurement point after screening is as the drawing point of drawing field strength pattern.
As technique scheme preferably, field strength pattern comprises that perpendicualr field shape figure and level field shape are schemed, drafting module 40 specifically comprises:
Polar coordinates level field shape figure drawing unit, for drawing polar coordinates level field shape figure according to the position angle of each drawing point and characteristic of correspondence value;
Rectangular coordinate level field shape figure drawing unit, for drawing rectangular coordinate level field shape figure according to the position angle of each drawing point, the elevation angle and characteristic of correspondence value;
Polar coordinates perpendicualr field shape figure drawing unit, for drawing polar coordinates perpendicualr field shape figure according to the elevation angle of each drawing point and characteristic of correspondence value;
Rectangular coordinate perpendicualr field shape figure drawing unit, for drawing rectangular coordinate perpendicualr field shape figure according to the elevation angle of each drawing point and characteristic of correspondence value;
A three-dimensional coordinate solid shape figure drawing unit, for scheming according to the three-dimensional shape of the eigenwert drawing three-dimensional coordinate of the field intensity value of the position angle of each drawing point, the elevation angle and correspondence.
As technique scheme preferably, field intensity data handling system also comprises:
The invention provides a kind of field intensity data handling system, this system comprises successively and to connect: acquisition module, for obtaining the field intensity data of each measurement point; Computing module, for calculating each measurement point with respect to the position relationship of preset reference point; Screening module, for screening each measurement point according to position relationship and preset range; Drafting module, for drawing field strength pattern according to the field intensity data of the measurement point after screening.The invention provides processing, an acquisition shape figure that a kind of field intensity data handling system can realize field intensity data, solved in prior art due to manually when mass data is processed, easily produce mistake, may cause finally paint field shape figure there is relatively large deviation with actual field strength distribution and cannot accurately obtain the defect of field strength pattern.
The schematic flow sheet of the field intensity data processing method that Fig. 4 provides for the embodiment of the present invention, as shown in Figure 4, the present invention also provides a kind of field intensity data processing method, and method comprises:
Step 100: the field intensity data of obtaining each measurement point;
Step 200: calculate each measurement point with respect to the position relationship of preset reference point;
Step 300: each measurement point is screened according to position relationship and preset range;
Step 400: draw field strength pattern according to the field intensity data of the measurement point after screening.
The invention provides a kind of field intensity data processing method, the method can realize processing, an acquisition shape figure of field intensity data, solved in prior art due to manually when mass data is processed, easily produce mistake, may cause finally paint field shape figure there is relatively large deviation with actual field strength distribution and cannot accurately obtain the defect of field strength pattern.
The implementation procedure of the method is identical with the realization flow of above-mentioned a kind of field intensity data handling system, does not repeat them here.
As technique scheme preferably, the field intensity data of measurement point specifically comprise: position data and the field intensity value corresponding with position data;
Calculating each measurement point specifically comprises with respect to the position relationship of preset reference point:
Obtain the position data of predefined reference point;
According to the position data of the position data of each measurement point and reference point, calculate each measurement point with respect to the position relationship of reference point, position relationship comprise measurement point with respect to the position angle of reference point, the elevation angle, highly, measure radius, measuring radius is that measurement point is to the air line distance of reference point.
As technique scheme preferably, according to position relationship and preset range, each measurement point is screened specifically and is comprised:
According to each measurement point, with respect to measurement radius, position angle and the elevation angle of reference point, in conjunction with default measurement radius, default azimuth coverage, default elevation coverage, each measurement point is screened;
Obtain measurement point after a screening operation in radius screening, position angle screening or elevation angle screening or a plurality of screening operate successively as the drawing point of drawing field strength pattern.
As technique scheme preferably, according to position relationship and preset range, each measurement point is screened and also comprised afterwards: according to setting, merge number n, the mean value of n field intensity value before field intensity is worth in descending order arrangement in the every once position angle of calculating, n is more than or equal to 1 integer, and mean value is for spending the eigenwert of azimuthal field intensity value as this;
Obtain by radius screening, position angle screening, elevation angle screening or merge a screening operation that number sieve chooses or the measurement point of a plurality of screening after operating successively as the drawing point of drawing field strength pattern.
As technique scheme preferably, according to the field intensity data after screening, draw field strength pattern and specifically comprise:
According to the eigenwert of the field intensity value of position angle, the elevation angle and correspondence, draw polar coordinates field shape figure, rectangular coordinate field shape figure or the three-dimensional field of three-dimensional coordinate shape figure.
According to the position angle of each drawing point and characteristic of correspondence value, draw polar coordinates level field shape figure, rectangular coordinate level field shape figure;
According to the elevation angle of each drawing point and characteristic of correspondence value, draw polar coordinates perpendicualr field shape figure, rectangular coordinate perpendicualr field shape figure;
According to three-dimensional shape figure of the eigenwert drawing three-dimensional coordinate of the field intensity value of the position angle of each drawing point, the elevation angle and correspondence.
As technique scheme preferably, also comprise after drawing field strength pattern according to the field intensity data of the measurement point after screening:
Obtain field intensity transmitter power, according to the field strength pattern of drawing in conjunction with field intensity transmitter power calculate antenna gain, front and back than or half-power angle in one or more.
The invention provides a kind of field intensity data processing method, the method can realize processing, an acquisition shape figure of field intensity data, solved in prior art due to manually when mass data is processed, easily produce mistake, may cause finally paint field shape figure there is relatively large deviation with actual field strength distribution and cannot accurately obtain the defect of field strength pattern.
One of ordinary skill in the art will appreciate that: all or part of step that realizes above-mentioned each embodiment of the method can complete by the relevant hardware of programmed instruction.Aforesaid program can be stored in a computer read/write memory medium.This program, when carrying out, is carried out the step that comprises above-mentioned each embodiment of the method; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.
Finally it should be noted that: each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit above; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (13)
1. a field intensity data handling system, is characterized in that, described system comprises successively and to connect:
Acquisition module, for obtaining the field intensity data of each measurement point;
Computing module, for calculating each measurement point with respect to the position relationship of preset reference point;
Screening module, for screening each measurement point according to position relationship and preset range;
Drafting module, for drawing field strength pattern according to the field intensity data of the measurement point after screening.
2. field intensity data handling system according to claim 1, is characterized in that, described acquisition module comprises:
Field intensity value acquiring unit, for obtaining the field intensity Value Data of each measurement point;
Position data acquiring unit, for obtaining the position data of each measurement point.
3. field intensity data handling system according to claim 2, is characterized in that, described computing module comprises:
The position data acquiring unit of reference point, for obtaining the position data of predefined reference point;
Position relationship computing unit, for calculating each measurement point with respect to the position relationship of described reference point according to the position data of the position data of described each measurement point and reference point, described position relationship computing unit specifically comprises:
Position angle computation subunit, for calculating described measurement point with respect to the position angle of described reference point;
Elevation angle computation subunit, for calculating described measurement point with respect to the elevation angle of described reference point;
High computational subelement, for calculating described measurement point with respect to the height of described reference point;
Measure radius calculation subelement, for calculating described measurement point with respect to the measurement radius of described reference point, described measurement radius is that described measurement point is to the air line distance of described reference point.
4. field intensity data handling system according to claim 3, is characterized in that, described screening module specifically comprises:
Measure radius screening unit, for each measurement point being screened with respect to the measurement radius of described reference point and default measurement radius according to each measurement point;
Screening unit, position angle, for screening each measurement point with respect to the position angle of described reference point and default azimuth coverage according to each measurement point;
Screening unit, the elevation angle, for screening each measurement point with respect to the elevation angle of described reference point and default elevation coverage according to each measurement point;
Drawing point acquiring unit, for obtaining by the measurement point after one or more screenings successively of the screening of described measurement radius unit, screening unit, position angle or screening unit, the elevation angle as the drawing point of drawing field strength pattern.
5. field intensity data handling system according to claim 4, is characterized in that, described screening module also comprises:
Merge number sieve menu unit, for merging number n according to setting, the mean value of n field intensity value before field intensity is worth in descending order arrangement in the every once position angle of calculating, described n is more than or equal to 1 integer, and described mean value is for spending the eigenwert of azimuthal field intensity value as this;
Drawing point acquiring unit, also, for obtaining by the measurement point after one or more screenings successively of described measurement radius screening unit, screening unit, position angle, screening unit, the elevation angle or merging number sieve menu unit, the measurement point after described screening is as the drawing point of drawing field strength pattern.
6. field intensity data handling system according to claim 5, is characterized in that, described field strength pattern comprises perpendicualr field shape figure and level field shape figure, and described drafting module specifically comprises:
Polar coordinates level field shape figure drawing unit, for drawing polar coordinates level field shape figure according to the position angle of each drawing point and characteristic of correspondence value;
Rectangular coordinate level field shape figure drawing unit, for drawing rectangular coordinate level field shape figure according to the described position angle of each drawing point, the elevation angle and characteristic of correspondence value;
Polar coordinates perpendicualr field shape figure drawing unit, for drawing polar coordinates perpendicualr field shape figure according to the elevation angle of each drawing point and characteristic of correspondence value;
Rectangular coordinate perpendicualr field shape figure drawing unit, for drawing rectangular coordinate perpendicualr field shape figure according to the described elevation angle of each drawing point and characteristic of correspondence value;
A three-dimensional coordinate solid shape figure drawing unit, for scheming according to the three-dimensional shape of the eigenwert drawing three-dimensional coordinate of the field intensity value of the described position angle of each drawing point, the elevation angle and correspondence.
7. according to the field intensity data handling system described in any one in claim 1-6, it is characterized in that, described field intensity data handling system also comprises:
Computing module, for obtaining field intensity transmitter power, according to the field strength pattern of drawing in conjunction with field intensity transmitter power calculate antenna gain, front and back than or half-power angle in one or more.
8. a field intensity data processing method, is characterized in that, described method comprises:
Obtain the field intensity data of each measurement point;
Calculate each measurement point with respect to the position relationship of preset reference point;
According to position relationship and preset range, each measurement point is screened;
According to the field intensity data of the measurement point after screening, draw field strength pattern.
9. field intensity data processing method according to claim 8, is characterized in that, the field intensity data of described measurement point specifically comprise: position data and the field intensity value corresponding with described position data;
Each measurement point of described calculating specifically comprises with respect to the position relationship of preset reference point:
Obtain the position data of predefined reference point;
According to the position data of the position data of described each measurement point and reference point, calculate each measurement point with respect to the position relationship of described reference point, described position relationship comprise described measurement point with respect to the position angle of described reference point, the elevation angle, highly, measure radius, described measurement radius is that described measurement point is to the air line distance of described reference point.
10. field intensity data processing method according to claim 9, is characterized in that, describedly according to position relationship and preset range, each measurement point is screened specifically and is comprised:
According to each measurement point, with respect to measurement radius, position angle and the elevation angle of described reference point, in conjunction with default measurement radius, default azimuth coverage, default elevation coverage, each measurement point is screened;
Obtain measurement point after a screening operation in radius screening, position angle screening or elevation angle screening or a plurality of screening operate successively as the drawing point of drawing field strength pattern.
11. field intensity data processing methods according to claim 10, it is characterized in that, describedly also comprise after each measurement point being screened according to position relationship and preset range: according to setting, merge number n, the mean value of n field intensity value before field intensity is worth in descending order arrangement in the every once position angle of calculating, described n is more than or equal to 1 integer, and described mean value is for spending the eigenwert of azimuthal field intensity value as this;
Obtain by radius screening, position angle screening, elevation angle screening or merge a screening operation that number sieve chooses or the measurement point of a plurality of screening after operating successively as the drawing point of drawing field strength pattern.
12. field intensity data processing methods according to claim 11, is characterized in that, describedly according to the field intensity data after screening, draw field strength pattern and specifically comprise:
According to the eigenwert of the field intensity value of described position angle, the elevation angle and correspondence, draw polar coordinates field shape figure, rectangular coordinate field shape figure or the three-dimensional field of three-dimensional coordinate shape figure.
According to the position angle of each drawing point and characteristic of correspondence value, draw polar coordinates level field shape figure, rectangular coordinate level field shape figure;
According to the elevation angle of each drawing point and characteristic of correspondence value, draw polar coordinates perpendicualr field shape figure, rectangular coordinate perpendicualr field shape figure;
According to three-dimensional shape figure of the eigenwert drawing three-dimensional coordinate of the field intensity value of the described position angle of each drawing point, the elevation angle and correspondence.
13. field intensity data processing methods according to claim 12, is characterized in that, after the described drafting of the field intensity data according to the measurement point after screening field strength pattern, also comprise:
Obtain field intensity transmitter power, according to the field strength pattern of drawing in conjunction with field intensity transmitter power calculate antenna gain, front and back than or half-power angle in one or more.
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