A low-area switched-resistor loop-filter technique for fractional-N synthesizers applied to a MEMS-based programmable oscillator. - Michael H. Perrott; Sudhakar Pamarti; Eric G. Hoffman; Fred S. Lee; Shouvik Mukherjee; Cathy Lee; Vadim Tsinker; Sathi Perumal; Benjamin Soto; Niveditha Arumugam; Bruno W. Garlepp (ISSCC, 2010)

A Low Area, Switched-Resistor Based Fractional-N Synthesizer Applied to a MEMS-Based Programmable Oscillator. - Michael H. Perrott; Sudhakar Pamarti; Eric G. Hoffman; Fred S. Lee; Shouvik Mukherjee; Cathy Lee; Vadim Tsinker; Sathi Perumal; Benjamin Soto; Niveditha Arumugam; Bruno W. Garlepp (IEEE J. Solid State Circuits, 2010)

A temperature-to-digital converter for a MEMS-based programmable oscillator with better than ±0.5ppm frequency stability. - Michael H. Perrott; Jim Salvia; Fred S. Lee; Aaron Partridge; Shouvik Mukherjee; Carl Arft; Jin-Tae Kim; Niveditha Arumugam; Pavan Gupta; Sassan Tabatabaei; Sudhakar Pamarti; Haechang Lee; et al. (ISSCC, 2012)

A Temperature-to-Digital Converter for a MEMS-Based Programmable Oscillator With < ±0.5-ppm Frequency Stability and < 1-ps Integrated Jitter. - Michael H. Perrott; James C. Salvia; Fred S. Lee; Aaron Partridge; Shouvik Mukherjee; Carl Arft; Jin-Tae Kim; Niveditha Arumugam; Pavan Gupta; Sassan Tabatabaei; Sudhakar Pamarti; Haechang Lee; et al. (IEEE J. Solid State Circuits, 2013)

12.9 A 1.55×0.85mm2 3ppm 1.0μA 32.768kHz MEMS-based oscillator. - Samira Zali Asl; Shouvik Mukherjee; Lijun Will Chen; Kimo Joo; Rajkumar Palwai; Niveditha Arumugam; P. Galle; Meghan Phadke; Charles Grosjean; Jim Salvia; Haechang Lee; Sudhakar Pamarti; et al. (ISSCC, 2014)

A 3 ppm 1.5 × 0.8 mm 2 1.0 µA 32.768 kHz MEMS-Based Oscillator. - Samira Zali Asl; James C. Salvia; Ginel C. Hill; Lijun Will Chen; Kimo Joo; Rajkumar Palwai; Niveditha Arumugam; Meghan Phadke; Shouvik Mukherjee; Haechang Lee; Charles Grosjean; Paul M. Hagelin; et al. (IEEE J. Solid State Circuits, 2015)