supported by the National High Technology Research and Development Program of China(No.2008AA0 10702);the National Science & Technology Major Projects,China(No.2009ZX03007-002-02)
A single loop fourth-order delta-sigma modulator is presented for audio applications. A reconfigurable mechanism is adopted for two bandwidth-based modes (8 kHz/16 kHz). Manufactured in the SM1C 0.13μm CMOS mixed s...
Project supported by the National High Technology Research and Development Program of China(No.2008AA010702)
A12-Bit 40-MS/s pipelined analog-to-digital converter (ADC) incorporates a front-end RC constant matching technique and a set of front-end timing with different duty cycle that are beneficial for enhancing linearity...
Project supported by the National High Technology Research and Development Program of China(No.2008AA010702)
A continuously tunable gain and bandwidth analog front-end for ambulatory biopotential measurement systems is presented. The front-end circuit is capable of amplifying and conditioning different biosignals. To optimiz...
supported by the National High Technology Research and Development Program of China(No.2008AA010702)
A 1-V third order one-bit continuous-time(CT) EA modulator is presented. Designed in the SMIC mixedsignal 0.13-μm CMOS process, the modulator utilizes active RC integrators to implement the loop filter. An efficien...