相关期刊:《Journal of Southeast University(English Edition)》《Journal of Semiconductors》《Chinese Journal of Electrical Engineering》《Journal of Modern Power Systems and Clean Energy》更多>>
This work is supported by the National Natural Science Foundation of China(No.61674036);the National Key Research and Development Program of China(No.2018YFB2202200).
An 80-GHz DCO based on modified hybrid tuning banks is introduced in this paper.To achieve sub-MHz frequency res-olution with reduced circuit complexity,the improved circuit topology replaces the conventional circuit ...
funded by the Major Emerging Industrial Projects of Anhui;the Postdoctoral Project from Hefei
Oversampling sigma–delta(Σ–Δ)analog-to-digital converters(ADCs)are currently one of the most widely used architectures for high-resolution ADCs.The rapid development of integrated circuit manufacturing processes h...
Project supported by the National Natural Science Foundation of China(No.61106027);the Science and Technology Project of Shanxi Province(No.2014K05-14)
A multifunctional programmable gain amplifier(PGA) that provides gain and offset adjusting abilities for high-definition video analog front-ends(AFE) is presented. With a switched-capacitor structure, the PGA also...
supported by the Project of the State Key Development Program for Basic Research of China(2010CB327404)
This paper presents the design and implementation of a fully integrated low noise multi-band LC-tank voltage-controlled-oscillator (VCO). Multi-band operation is achieved by using switched-capacitor resonator. Addit...
supported by the National Natural Science Foundation of China(Nos.61036004,61076024)
A switched-capacitor amplifier with an accurate gain of two that is insensitive to component mismatch is proposed.This structure is based on associating two sets of two capacitors in cross series during the amplificat...
Project supported by the National Natural science Foundation of China(Nos.60725415,60971066)
An offset cancellation technique for a SAR (successive approximation register) ADC switched-capacitor comparator is described. The comparator is designed with a pre-amplifying and regenerative latching structure and...
This paper presents the design of a two-stage bulk-input pseudo-differential operational transconductance amplifier (OTA) and its application in active-RC filters. The OTA was designed in 90 nm CMOS process and operat...
A multi-bit quantized high performance sigma-delta(Σ-Δ) audio DAC is presented.Compared to its singlebit counterpart,the multi-bit quantization offers many advantages,such as simplerΣ-Δmodulator circuit,lower cl...
A 2.4 GHz high-linearity low-phase-noise cross-coupled CMOS LC voltage-controlled oscillator(VCO) is implemented in standard 0.18-μm CMOS technology.An equalization structure for tuning sensitivity base on the thre...
Project supported by the National Natural Science Foundation of China(Nos.60776024,60877035,90820002,60976026);the National High Technology Research and Development Program of China(Nos.2007AA04Z329,2007AA04Z254).
This paper presents a third-order single-loop delta-sigma modulator of a biomedical micro-system for portable electroencephalogram(EEG) monitoring applications.To reduce the power consumption,the loop filter of the ...