A third order delta-sigma modulator employing shared opamp technique for WCDMA on 0.18um CMOS
Author:
Affiliation:
1. Graduate School of Information Science and Electrical Engineering, Kyushu University
2. EJUST Center, Kyushu University
Publisher
Institute of Electronics, Information and Communications Engineers (IEICE)
Subject
Electrical and Electronic Engineering,Condensed Matter Physics,Electronic, Optical and Magnetic Materials
Link
http://www.jstage.jst.go.jp/article/elex/8/15/8_15_1204/_pdf
Reference6 articles.
1. [1] M. Yavari, O. Shoaei, and A. Rodriguez-Vazquez, “Double-Sampling Single-Loop Sigma-Delta Modulator Topologies for Broadband Applications,” Design, Automation and Test in Europe, 2006. DATE '06. Proceedings, vol. 1, pp. 1-6, 6-10 March 2006.
2. [2] C. M. Zierhofer, “Analysis of a Switched-Capacitor Second-Order Delta-Sigma Modulator Using Integrator Multiplexing,” IEEE Trans. Circuits Syst. II, Exp. Briefs, vol. 50, no. 8, pp. 787-791, Aug. 2006.
3. [3] G. Gomez and B. Haroun, “A 1.5 V 2.4/2.9 mW 79/50 dB DR ΣΔmodulator for GSM/WCDMA in a 0.13 µm digital process,” Solid-State Circuits Conference, 2002. Digest of Technical Papers. ISSCC. 2002 IEEE International, vol. 1, pp. 306-468, 2002.
4. A novel third order Delta Sigma Modulator with one opamp shared among three integrator stages
5. [5] A. Gharbiya and D. A. Johns, “On the implementation of input-feedforward delta-sigma modulators,” IEEE Trans. Circuits Syst. II, Exp. Briefs, vol. 50, no. 6, pp. 450-457, June 2006.
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