Track initialization algorithm based on passive location system;

Design and implementation of parameter measurement system for passive location;

Low orbit dual-satellites passive location algorithm and its precision analysis;

Observability analysis requirements for three-dimensional via phase rate of change only passive localization;

The passive localization algorithm based on probability;

MVEKF algorithm utilizes phase-difference rate of change to implement passive localization.

In the passive positioning of three geostationary satellites plus barometrical altimeter,the barometrical altimeter s horizontal dilution of precision(HDOP) and the pseudo-range s position dilution of precision(PDOP) are both defined,the formulas and distribution figures of such HDOP and PDOP are also given.

Based on the introduction about TDOA passive positioning algorithm,a bibasic passive positioning scheme based on TDOA is put forward.

The BD receiver can measure the pseudo distance between the satellite and the user,so that it can work in the passive positioning system.

Single station passive locating arithmetic based on unscented transformation;

Study on catch probability model and simulation for two-ship passive locating;

Research on the Algorithm of Passive Locating and Target Tracking;

Algorithm for single station passive location by Varying gain UKF;

Study on single station passive location method based on TDOA and DOA measurement;

To solve the problem of single station passive location in the new passive detecting system,we developed a new location and tracking model for moving targets on the basis of fixed single station with Doppler frequency changing rate.