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Toshio Yuyama, Ryuzo Shiraki, Seizi Watanabe: Multi-level signal generating circuit. Tokyo Shibaura Denki Kabushiki Kaisha, Finnegan Henderson Farabow Garrett & Dunner, October 4, 1983: US04408135 (54 worldwide citation)

A multi-level signal generating circuit is disclosed which comprises: a first CMOS inverter for inverting an input signal to produce a first output signal having high and low voltage levels; a second CMOS inverter for inverting the input signal to produce a second output signal having high and low v ...


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