| 摘要 |
FIELD: radio engineering. ^ SUBSTANCE: high-speed radio reception block of words device includes mixer, intermediate frequency amplifier, match filter, decision-making device, recipient, synchronising device, code sequence generator, frequency digital synchroniser, demodulator, quantisation noise shaper and frequency range slider. ^ EFFECT: reduction of time for frequency adjustment at frequency jumps of frequency-shift signals, recording and compensation of parasite noises that appear in receiving device in the result of sudden changes of frequency digital synchroniser. ^ 5 dwg |
