TUAN, Pham Viet; DAI LONG, Hoang; NGOC SON, Pham; T. P. LE, Mai. A Spectral Efficiency Design for Active IRS-assisted SWIPT System via Semidefinite Relaxation Method. Journal of Telecommunications and Information Technology, [S. l.], v. 103, n. 1, p. 40–49, 2026. DOI: 10.26636/jtit.2026.1.2267. Disponível em: https://www.jtit.pl/jtit/article/view/2267. Acesso em: 30 apr. 2026.