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Rashidi, A. (author), Rivandi, H. (author), Grubor, M. (author), Agostinho, Andre (author), Sadio, Valter (author), Santos, Marcelino (author), Serdijn, W.A. (author), Giagka, Vasiliki (author)
This paper presents a novel multi-channel stimulation backend with a multi-bit delta-sigma control loop, which enables precise adjustment of the stimulation current through modulation of the supply voltage. This minimizes the overhead voltage of series circuitry to the stimulation load and avoids the associated energy loss. Additionally, to...
conference paper 2023