Improved dynamic range, digitally-controlled linear-in-dB CMOS variable gain amplifier. - Sandhya Purighalla; Brent Maundy (ISCAS, 2011)

84-dB Range Logarithmic Digital-to-Analog Converter in CMOS 0.18- muhboxm Technology. - Sandhya Purighalla; Brent Maundy (IEEE Trans. Circuits Syst. II Express Briefs, 2011)

4-Bit Parallel-Input Exponential Digital-to-Analog Converter in CMOS 0.18 μm Technology. - Sandhya Purighalla; Brent Maundy (Circuits Syst. Signal Process., 2012)