1. Leon W. Couch II, Digital and Analog Communication Systems, Prentice-Hall, 1987.
2. J. C. Rudell, et al., “A 1.9-GHz Wide-Band IF Double Conversion CMOS Receiver for Cordless Telephone Applications,” IEEE Journal of Solid-State Circuits (JSSC), vol. 32, no. 12, pp. 2071-2088, Dec. 1997.
3. B. Razavi, “Architectures and Circuits for RF CMOS Receivers,” in Proc. Custom Integrated Circuits Conference (CICC), pp. 393-400, May 1998.
4. P.-I. Mak, S.-P. U and R. P. Martins, “A Novel IF Channel Selection Technique by Analog Double-Quadrature Sampling for Complex Low-IF Receivers,” in Proc. International Conference on Communication Technology (ICCT), vol. 2, pp. 1238-1241, Apr. 2003.
5. P.-I. Mak, S.-P. U and R. P. Martins, “Two-Step Channel Selection Technique by Programmable Digital Double-Quadrature Sampling for Complex Low-IF Receivers,” IEE Electronics Letters, vol. 39, no. 11, pp. 825-827, May 2003.