Keyword: «compensation channels»

Analytical dependences of the conditions of stable operation of phase distortion compensation channels of frequency synthesizers included in the reference channel and in the feedback circuit of the pulse-phase frequency auto-tuning ring for on-board communications when using low-pass filters of the first order are obtained, a characteristic equation is obtained when using Butterworth and Chebyshev low-pass filters of the second order.

Analytical expressions have been obtained for analyzing the transient characteristics of frequency synthesizers with phase distortion compensation channels included in the reference channel and in the feedback circuit of the pulse-phase self-tuning ring for on-board radio communications using low-pass filters of the first order and Butterworth and Chebyshev filters of the second order.

In an analytical form, the conditions for stable operation of a frequency synthesizer with a phase distortion compensation channel in the feedback circuit of the pulse-phase frequency auto-tuning ring for on-board communication systems using low-pass filters of the first order are obtained, the stability conditions for using Butterworth and Chebyshev low-pass filters of the second and third orders are analyzed.

The results of the development and experimental studies of a frequency converter with a distortion compensation channel of a pulse-phase modulator in the control circuit of a pulse-phase frequency self-tuning ring, implemented on a modern domestic electronic component base, are presented.