K. Mamat and W. Santipach, "On Optimizing Feedback Interval for Temporally Correlated MIMO Channels With Transmit Beamforming And Finite-Rate Feedback," IEEE Trans. Commun., vol. 66, no. 8, pp. 3407 - 3419, Aug. 2018.

W. Santipach, K. Mamat, and C. Charoenlarpnopparut, "Outage Bound for Max-Based Downlink Scheduling With Imperfect CSIT and Delay Constraint, IEEE Commun. Letters, vol. 20, no. 8, pp. 1675 - 1678, Aug. 2016.

K. Mamat and W. Santipach, "On Transmit Beamforming for MISO-OFDM Channels With Finite-Rate Feedback," IEEE Trans. Commun., vol. 63, no. 11, pp. 4202 - 4213, Nov. 2015.

W. Santipach, K. Mamat, A. Tonsirisittikun, and K. Jiravanstit "Power and Bit Allocation for Wireless OFDM Channels with Finite-Rate Feedback and Subcarrier Clustering," Kasetsart J. (Nat. Sci.), vol. 47, no. 6, pp. 898 - 908, Nov.-Dec. 2013.

W. Santipach and K. Mamat, "Tree-Structured Random Vector Quantization for Limited-Feedback Wireless Channels," IEEE Trans. Wireless Commun., vol. 10, no. 9, pp. 3012-3019, Sep. 2011.

W. Santipach, "Signature Quantization in Fading CDMA With Limited Feedback," IEEE Trans. Commun., vol. 59, no. 2, pp. 569-577, Feb. 2011.

W. Santipach and M. L. Honig, "Optimization of Training and Feedback Overhead for Beamforming over Block Fading Channels," IEEE Trans. Inf. Theory, vol. 56, no. 12, pp. 6103-6115, Dec. 2010.

W. Santipach and M. L. Honig, "Capacity of a multiple-antenna fading channel with a quantized precoding matrix," IEEE Trans. Inf. Theory, vol. 55, no. 3, pp. 1218-1234, Mar. 2009.

W. Santipach and M. L. Honig, "Signature optimization for CDMA with limited feedback," IEEE Trans. Inf. Theory, vol. 51, no. 10, pp. 3475-3492, Oct. 2005.

D. J. Love, R. W. Heath  Jr., W. Santipach, and M. L. Honig, "What is the value of limited feedback for MIMO channels?,"IEEE Commun. Mag., vol. 42, no. 10, pp. 54-59, Oct. 2004.