RU2013138905A - MULTIPLICATIVE DIFFERENTIAL-RELATIVE METHOD OF STATIONARY-MOBILE DETERMINATION OF THE COORDINATES OF THE RADIO SOURCE POSITION - Google Patents

Abstract

1. The multiplicative difference-relative method of a stationary-mobile determination of the coordinates of the location of the source of radio emission, based on measuring the levels of the signals of the source of radio emissions (IRI) at several points in space that are not lying on one straight line, by scanning radio receivers, characterized in that for measuring the levels of IRI signals use two stationary posts and one mobile radio monitoring post, used as a base, which is connected to stationary posts by communication lines and They move at least M≥1 points, measure the IRI signal levels at stationary radio monitoring and mobile posts, make up the last multiplicative functions representing combinations taken in two or three, from the calculated pair combinations (M + 2) of the differences of the distance ratios calculated from measuring points to the location of the desired IRI according to its coordinates and calculated taking into account diffraction losses on the propagation paths of radio-signal-signal combinations (M + 2) calculated using digital terrain maps, inverse rel By solving the corresponding measured values of the signal levels of the desired IRI, by dichotomously or by the method of steepest descent, they change the value of each of the IRI location parameters at constant values of the other two and find the points of extremum-pair multiplicative functions and the inflection points of the multiplicative functions, taken in three, fixing after each multiple averaging found at these points source location parameter as final. 2. The method according to claim 1, characterized in that two mobile posts are used, moving

Claims (2)

1. The multiplicative difference-relative method of a stationary-mobile determination of the coordinates of the location of the source of radio emission, based on measuring the levels of the signals of the source of radio emissions (IRI) at several points in space that are not lying on one straight line, by scanning radio receivers, characterized in that for measuring the levels of IRI signals use two stationary posts and one mobile radio monitoring post, used as the base, which is connected to the stationary posts by communication lines and move at least M≥1 points, measure the level of IRI signals at stationary radio monitoring and mobile posts, make up at the last $$C_{C_{M+3}^2}^2$$

and $$C_{C_{M+2}^2}^3$$

multiplicative functions representing combinations taken in two and three from calculated $$C_{M+2}^2$$

paired combinations (M + 2) of differences in distance ratios calculated from the measurement points to the location of the desired IRI according to its given coordinates and calculated taking into account diffraction losses on the radio propagation paths calculated using digital terrain maps $$C_{M=2}^2$$

paired combinations (M + 2) of inverse ratios of the corresponding measured signal levels of the desired IRI, dichotomously or by the method of steepest descent, change the value of each of the parameters of the IRI location at constant values of the other two and find the points of extrema $$C_{C_{M+2}^2}^2$$

paired multiplicative functions and inflection points $$C_{C_{M+2}^2}^3$$

multiplicative functions taken in three, fixing after N multiple $$(N=C_{C_{M+2}^2}^2+C_{C_{M+2}^2}^3)$$ averaging each source location parameter found at these points as final. 2. The method according to claim 1, characterized in that two mobile posts are used, moving along M ₁ ≥1 and M ₂ ≥1 independent points of a nonlinear path within the general electromagnetic accessibility zone of all posts, comprise a base station $$C_{C_{M\mathrm{one}+M3+2}^2}^2$$

and $$C_{C_{M\mathrm{one}+M2+2}^2}^3$$

multiplicative functions representing combinations taken in two and three, from $$C_{M\mathrm{one}+M2+2}^2$$

paired combinations (M ₁ + M ₂ + 2) of the calculated differences of the distance relations calculated from the measurement points to the location of the desired IRI at its given coordinates, and $$C_{M\mathrm{one}+N2+2}^2$$

combinations (M ₁ + M ₂ + 2) calculated taking into account diffraction losses on the radio propagation paths calculated using digital terrain maps of pairwise inverse relations of the corresponding measured signal levels of the desired IRI, dichotomously or by the method of steepest descent change the value of each of the parameters of the location of the radiation source when constant values of the other two and find extreme points $$C_{M\mathrm{one}+N2+2}^2$$

paired multiplicative functions and inflection points $$C_{M\mathrm{one}+N2+2}^3$$

multiplicative functions taken in three, fixing after N multiple $$(N=C_{M\mathrm{one}+N2+2}^2+C_{M\mathrm{one}+N2+2}^3)$$

averaging each source location parameter found at these points as final.