A 27.2GHz bipolar LC-VCO using class-C biasing to maximize achievable Fosc in 130nm BiCMOS. - Arpan Thakkar; Srinivas Theertham; Peeyoosh Mirajkar; Jagdish Chand Goyal; Sankaran Aniruddhan (ISCAS, 2018)

Phase Noise Analysis of Bipolar Class-C VCOs With Delay in Oscillator Loop. - Arpan Thakkar; Srinivas Theertham; Sankaran Aniruddhan (IEEE Trans. Very Large Scale Integr. Syst., 2018)

Techniques for Improved Continuous and Discrete Tuning Range in Millimeter-Wave VCOs. - Arpan Thakkar; Srinivas Theertham; Peeyoosh Mirajkar; Sankaran Aniruddhan (IEEE Trans. Very Large Scale Integr. Syst., 2019)

A Class-C Injection-Locked Tripler with 48 dB Sub-Harmonic Suppression and 15 fs Additive RMS Jitter in 0.13μm BiCMOS Process. - Sonam Sadhukhan; Pranav Kumar; Arpan Thakkar; Apoorva Bhatia; Saurabh Saxena (ISCAS, 2022)

A 17 GHz Output PLL-Based Frequency Doubler with -60dBc Fundamental Spur. - Soumith Kusumanchi; Srinivas Theertham; Arpan Thakkar; Nagendra Krishnapura (APCCAS, 2023)

A 5.4-7.4 GHz Ultra-Low Jitter Injection-Locked Frequency Tripler With 3rd Harmonic Current Boosting Input Buffer. - Sonam Sadhukhan; Arpan Thakkar; Pranav Kumar; Saurabh Saxena (IEEE Trans. Circuits Syst. II Express Briefs, 2024)