It consists mainly of a waveguide split antenna, a frequency mixer, a high frequency module composed of bulk effect oscillator, a coded pulse modulator, a pseudo-correlation processor. This transducer has the advantages of high sensitivity, good stability, high ability of anti-electromagnetic-interference, simple structure. It can widely be used for anti-theft alarms, vehicle and ships for anti-collision, industrial controlling transducers, robot sensors as well as office automatic equipments etc.. |