Using Floating Gate and Quasi-Floating Gate Techniques for Rail-to-Rail Tunable CMOS Transconductor Design.
José María Algueta-MiguelAntonio J. López-MartínLucía AcostaJaime Ramírez-AnguloRamón González CarvajalPublished in: IEEE Trans. Circuits Syst. I Regul. Pap. (2011)