Low power startup circuits for voltage and current reference with zero steady state current. - Qadeer Ahmad Khan; Sanjay Kumar Wadhwa; Kulbhushan Misri (ISLPED, 2003)

A Low Voltage Switched-Capacitor Current Reference Circuit with low dependence on Process, Voltage and Temperature. - Qadeer Ahmad Khan; Sanjay Kumar Wadhwa; Kulbhushan Misri (VLSI Design, 2003)

A tunable gm-C filter with low variation across Process, Voltage and Temperature. - Qadeer Ahmad Khan; Sanjay Kumar Wadhwa; Kulbhushan Misri (VLSI Design, 2004)

Digital clock frequency doubler. - Sanjay Kumar Wadhwa; Qadeer Ahmad Khan; Kulbhushan Misri; Deeya Muhury (SoCC, 2005)

Techniques for On-Chip Process Voltage and Temperature Detection and Compensation. - Qadeer Ahmad Khan; G. K. Siddhartha; Divya Tripathi; Sanjay Kumar Wadhwa; Kulbhushan Misri (VLSI Design, 2006)

A Single Supply Level Shifter for Multi-Voltage Systems. - Qadeer Ahmad Khan; Sanjay Kumar Wadhwa; Kulbhushan Misri (VLSI Design, 2006)