The three kinds of anti drone systems have their advantages and disadvantages, and they can be complementary in practical applications. Anti-drone system…
The composition of GPS system GPS consists of three segment parts: Space part: 21 working satellite, 3 spare satellite The ground support system:1 main…
Gyro north finder is also called the gyro compass, using the gyro principle under the speed in the local water of the earth from the angle of projection…
Fiber optic gyro north finder is a kind of independent instructions high precision inertial instruments, under the condition of not enter the latitude…
GPS is the terminal for positioning or navigation by receiving satellite signals,while receive signals must use antenna. GPS satellite signals are divided…
It can simulate a variety of satellite navigation signals,or transmit simulator receive s satellite signals, which is amplified and transmitted to the…
GPS signal simulator for basic and timing-type user equipment testing needs, the type of simulator is provided single-seat navigation signal simulation…
1. According to the nature of work can be divided into transmitting antenna and receiving antenna. 2. According to the application can be divided into…
Antenna is a converter that converts the traveling wave propagating on the transmission line into electromagnetic waves propagating in unbounded media…
For the prison, drone’s invasion mainly has the following risk: Firstly, through the drone to steal the specific circumstances of the prison resulting in…
In order to deal with the increasingly serious threat of unmanned aerial vehicles to provide an effective means of defense With the rapid development of…
Board is a kind of printed circuit board, referred to as PCB board, it has insert core when marking, it can be inserted into slot of main circuit board…