David J. SwanickUS5010341 1989年10月4日 1991年4月23日 The United States Of America As Represented By The Secretary Of The Navy High pulse repetition frequency radar early warning receiverUS5010341 * Oct 4, 1989 Apr 23, 1991 The United States Of America As Represented By The Secretary Of The Navy High pulse repetition frequency radar e...
The method includes: obtaining three-dimensional echo data received by an airborne early warning radar, obtaining a clutter ridge of the three-dimensional echo data, and thereby obtaining two-dimensional echo data; respectively obtaining num auxiliary channels and num search channels according to the ...
Integrated Crisis Early Warning System (ICEWS) The Integrated Crisis Early Warning System (ICEWS) program is a comprehensive, integrated, automated, generalizable, and validated system to monitor, assess, and forecast national, sub-national, and internal crises. ICEWS supports decisions on how to al...
4G LTE SMS Broadcaster machine, Orion of uai communications is able to force mobile phone to switch from public network to uai system. then, catch the IMEI/IMSI number of the mobile phone, send SMS to all phones, with or without a working cellular servic
and radar are commonly available and provide relatively global coverage. Further down the early warning chain, the situation becomes more dire: socioeconomic data is seldom available at finer resolution than district level and often not standardized across countries. Moreover, much data on impacts is...
The equipment is composed of high-brightness outdoor induction screen, high-power red and blue flashing lights, tweeter, early warning radar, laser spotlights (optional), etc., and adopts the integrated design of anti-oxidation shell. Product volume 2400*470*165mm Radar type microwave radar worki...
and radar are commonly available and provide relatively global coverage. Further down the early warning chain, the situation becomes more dire: socioeconomic data is seldom available at finer resolution than district level and often not standardized across countries. Moreover, much data on impacts is...
The volume of space, in range, azimuth and elevation, over which a conventional Tactical Ballistic Missile (TBM) early warning radar is required to search for incoming missiles is very large. This pla
Aiming at the problem of applying X band towarning radaron ground,this paper analyses the characteristics of X bandwarning radaron ground,which includes its frequency band superiority,anti jamming ability and moving ability,and discusses its performance,detection ability,system characteristics under noise...
1. Position disposition of air defence early warning radar is one of the important tasks of air defence operations. 防空预警雷达阵地配置是防空兵战前决策的重要内容。2) air-defense warning radar 防空警戒雷达 1. Detection probability of air-defense warning radar to air target with one frequency...