7.5 A TCXO-less 100Hz-minimum-bandwidth transceiver for ultra-narrow-band sub-GHz IoT cellular networks. - David Lachartre; Francois Dehmas; Carolynn Bernier; Christophe Fourtet; Laurent Ouvry; Florent Lepin; Eric Mercier; Steve Hamard; Lionel Zirphile; Sébastien Thuries; Fabrice Chaix (ISSCC, 2017)