METHOD TO IMPROVE CHARACTERISTICS OF SYNTHESISED HIGH-FREQUENCY SIGNALS AND DIGITAL COMPUTING SYNTHESISER OF MULTILEVEL SIGNALS FOR ITS REALISATION Russian patent published in 2012 - IPC H03L7/16 

FIELD: electricity.

SUBSTANCE: digital computing synthesiser of multilevel signals is based on digital computing multilevel signals for reduction of the level of their side spectral components (SPC) and comprises a phase accumulator of multilevel signals, a digital to analog converter, a source of clock speed, which is made in the form of M reference generators and the first multichannel switch, a filter of output frequencies, which is made in the form of a circuit of multichannel highly selective frequency filtration and comprises two high-frequency multichannel switches and N band filters on surface acoustic waves.

EFFECT: improved characteristics of synthesised signals.

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