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Analysis and design of a fully-integrated Colpitts oscillator operating at ultra-low-voltages

Published: 01 October 2015 Publication History

Abstract

This paper presents an enhanced-swing Colpitts oscillator that operates from supply voltages below 4kT/q. The oscillation frequency, start-up condition, and amplitude of oscillation were analyzed. The condition for the minimum voltage gain, extended to the minimum supply voltage, required for operation of the Colpitts oscillator is derived. Measurement results obtained for a prototype integrated in the IBM 130 nm technology demonstrate the operation of the oscillator with 86 mV of supply voltage.

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  • (2021)MARS: Nano-Power Battery-free Wireless Interfaces for Touch, Swipe and Speech InputThe 34th Annual ACM Symposium on User Interface Software and Technology10.1145/3472749.3474823(1305-1325)Online publication date: 10-Oct-2021
  1. Analysis and design of a fully-integrated Colpitts oscillator operating at ultra-low-voltages

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      Published In

      cover image Analog Integrated Circuits and Signal Processing
      Analog Integrated Circuits and Signal Processing  Volume 85, Issue 1
      October 2015
      225 pages

      Publisher

      Kluwer Academic Publishers

      United States

      Publication History

      Published: 01 October 2015

      Author Tags

      1. Energy harvesting
      2. MOSFET analog circuits
      3. Ultra-low-voltage circuits
      4. Ultra-low-voltage oscillators
      5. Zero-VT transistor

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      • (2021)MARS: Nano-Power Battery-free Wireless Interfaces for Touch, Swipe and Speech InputThe 34th Annual ACM Symposium on User Interface Software and Technology10.1145/3472749.3474823(1305-1325)Online publication date: 10-Oct-2021

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