In the simulation, the transmission and demodulation of all digital HA safety subcarrier signal is realized. The simulated test result of noise suppression performance...

In the simulation, the transmission and demodulation of all digital HA safety subcarrier signal is realized. The simulated test result of noise suppression performance of HA is con...

The principle and method for calibrating the frequency by means of colour subcarrier signal of broadcast TV are introduced in detail, and the corresponding measurement accuracy is given in this paper.