## A Transformada Fracional de Fourier: Conceitos e Cenários de Aplicação

**DOI: http://dx.doi.org/10.12721/2237-5112.v01n02a01**

### Juliano B. Lima^{1}

**Resumo:** Este artigo apresenta uma abordagem tutorial acerca da transformada fracional de Fourier (FrFT). São introduzidos os principais conceitos teóricos relacionados a esta ferramenta e discutidas suas diferentes abordagens e interpretações. Aplicações da FrFT em áreas como Óptica, Comunicações, Processamento de Sinais e Criptograﬁa são apresentadas.

**Palavras-chave: **Transformada fracional de Fourier, Transformada discreta fracional de Fourier, Autoestrutura

^{1} Professor adjunto do Deparatamento de Matemática, Centro de Ciências Exatas e da Natureza, Univesidade Federal de Pernambuco

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