100MHz, 6th order, leap-frog gm-C high Q bandpass filter and on-chip tuning scheme. - James Moritz; Yichuang Sun (ISCAS, 2006)

A CMOS fifth-order 400MHz current-mode LF linear phase filter for hard disk read channels. - Xi Zhu 001; Yichuang Sun; James Moritz (ECCTD, 2007)

A 0.18µm CMOS 300MHz Current-Mode LF Seventh-order Linear Phase Filter for Hard Disk Read Channels. - Xi Zhu 001; Yichuang Sun; James Moritz (ISCAS, 2007)

Design of current-mode gm-C MLF elliptic filters for wireless receivers. - Xi Zhu 001; Yichuang Sun; James Moritz (ICECS, 2008)

A CMOS 80mW 400MHz seventh-order MLF FLF linear phase filter with gain boost. - Xi Zhu 001; Yichuang Sun; James Moritz (ICECS, 2008)

A CMOS 750MHz fifth-order continuous-time linear phase lowpass filter with gain boost. - Xi Zhu 001; Yichuang Sun; James Moritz (ISCAS, 2008)

Oscillation-based DFT for second-order OTA-C filters. - Masood ul-Hasan; Yichuang Sun; Xi Zhu 001; James Moritz (ISCAS, 2008)

Explicit design formulas for current-mode leap-frog OTA-C filters and 300 MHz CMOS seventh-order linear phase filter. - Yichuang Sun; Xi Zhu 001; James Moritz (Int. J. Circuit Theory Appl., 2010)

Multistandard Analogue Baseband Filters for Software-Defined and Cognitive Radio Receivers. - Yichuang Sun; James Moritz; Xi Zhu 001 (Circuits Syst. Signal Process., 2011)