Rudiakova A. Fast digital-to-analog transformers with high resolution capability on the base of space-time integration

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0409U000671

Applicant for

Specialization

  • 05.13.05 - Комп'ютерні системи та компоненти

16-02-2009

Specialized Academic Board

Д 26.002.02

Publishing and Printing Institute of Igor Sikorsky Kyiv Polytechnic Institute

Essay

As the result of further extension of space-time integration conception for the finite-scale acousto-optic interaction media, the scientific background of optoelectronic acousto-optic digital-to-analog converters’ creation was developed. The mathematical and functional models of the space-time integration process whithin the acousto-optic media in the case of discrete representation of acoustic and optical signals were proposed. The modeling of interaction between the acoustic and light pulses was conducted using the time-domain vector finite-element method. The experimental investigation of modulation process in acousto-optic modulator for the different phase shifts between the acoustic wave packets and light pulses was conducted. The high-definition optoelectronic acousto-optic digital-to-analog converter’s (OADAC) structure was proposed. The experimental investigation of OADAC with bit-digital information coding was made.

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