Chun-Yu Lin, Yu-Wei Huang, Tsung-Hsien Lin. A Temperature-Compensated Crystal Oscillator With Piecewise Polynomial Varactor Compensation Achieving ±3.75-ppm Inaccuracy From -30°C to 90°C. IEEE Trans. Circuits Syst. II Express Briefs, 69(4):2016-2020, 2022. [doi]
Abstract is missing.