Copyright © 2012 Hsiao-Chi Wang et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

1. M. O. Damen, H. E. Gamal, and G. Caire, “On maximum-likelihood detection and the search for the closest lattice point,” IEEE Transactions on Information Theory, vol. 49, no. 10, pp. 2389–2402, 2003. View at Publisher · View at Google Scholar · View at MathSciNet · View at Scopus
2. U. Fincke and M. Pohst, “Improved methods for calculating vectors of short length in a lattice, including a complexity analysis,” Mathematics of Computation, vol. 44, no. 5, pp. 463–471, 1985.
3. A. Burg, M. Borgmann, M. Wenk, M. Zellweger, W. Fichtner, and H. Bölcskei, “VLSI Implementation of MIMO detection using the sphere decoding algorithm,” IEEE Journal of Solid-State Circuits, vol. 40, no. 7, pp. 1566–1577, 2005. View at Publisher · View at Google Scholar · View at Scopus
4. J. Hagenauer and P. Hoeher, “Viterbi algorithm with soft-decision outputs and its applications,” in Proceedings of the IEEE Global Telecommunications Conference & Exhibition (GLOBECOM '89), pp. 1680–1686, November 1989. View at Scopus
5. B. M. Hochwald and S. Ten Brink, “Achieving near-capacity on a multiple-antenna channel,” IEEE Transactions on Communications, vol. 51, no. 3, pp. 389–399, 2003. View at Publisher · View at Google Scholar · View at Scopus
6. C. Studer, A. Burg, and H. Bölcskei, “Soft-output sphere decoding: algorithms and VLSI implementation,” IEEE Journal on Selected Areas in Communications, vol. 26, no. 2, pp. 290–300, 2008. View at Publisher · View at Google Scholar · View at Scopus
7. L. G. Barbero and J. S. Thompson, “Fixing the complexity of the sphere decoder for MIMO detection,” IEEE Transactions on Wireless Communications, vol. 7, no. 6, Article ID 4543065, pp. 2131–2142, 2008. View at Publisher · View at Google Scholar · View at Scopus
8. L. G. Barbero, T. Ratnarajah, and C. Cowan, “A low-complexity soft-MIMO detector based on the fixed-complexity sphere decoder,” in Proceedings of the IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP '08), pp. 2669–2672, April 2008. View at Publisher · View at Google Scholar · View at Scopus
9. C. P. Schnorr and M. Euchner, “Lattice basis reduction: improved practical algorithms and solving subset sum problems,” Mathematical Programming, Series B, vol. 66, no. 2, pp. 181–199, 1994. View at Scopus
10. D. Wübben, R. Böhnke, J. Rinas, V. Kühn, and K. D. Kammeyer, “Efficient algorithm for decoding layered space-time codes,” Electronics Letters, vol. 37, no. 22, pp. 1348–1350, 2001. View at Publisher · View at Google Scholar · View at Scopus
11. C. Hess, M. Wenk, A. Burg et al., “Reduced-complexity mimo detector with close-to ml error rate performance,” in Proceedings of the 17th Great Lakes Symposium on VLSI (GLSVLSI '07), pp. 200–203, March 2007. View at Publisher · View at Google Scholar · View at Scopus
12. L. R. Bahl, J. Cocke, F. Jelinek, and J. Raviv, “Optimal decoding of linear codes for minimizing symbol error rate,” IEEE Transactions on Information Theory, vol. 20, no. 2, pp. 284–287, 1974. View at Scopus
13. M. Horowitz, E. Alon, D. Patil, S. Naffziger, R. Kumar, and K. Bernstein, “Scaling, power, and the future of CMOS,” in Proceedings of the IEEE International Electron Devices Meeting (IEDM '05), pp. 9–15, December 2005. View at Scopus
14. T. D. Burd, T. A. Pering, A. J. Stratakos, and R. W. Brodersen, “Dynamic voltage scaled microprocessor system,” IEEE Journal of Solid-State Circuits, vol. 35, no. 11, pp. 1571–1580, 2000. View at Publisher · View at Google Scholar · View at Scopus
15. D. Ernst, N. S. Kim, S. Das et al., “Razor: a low-power pipeline based on circuit-level timing speculation,” in Proceedings of the 36th Annual International Symposium on Microarchitecture, pp. 7–18, 2003.
16. S. Das, D. Roberts, S. Lee et al., “A self-tuning DVS processor using delay-error detection and correction,” IEEE Journal of Solid-State Circuits, vol. 41, no. 4, pp. 792–804, 2006. View at Publisher · View at Google Scholar · View at Scopus
17. Z. Guo and P. Nilsson, “Algorithm and implementation of the K-best Sphere decoding for MIMO detection,” IEEE Journal on Selected Areas in Communications, vol. 24, no. 3, pp. 491–503, 2006. View at Publisher · View at Google Scholar · View at Scopus
18. C. H. Liao, T. P. Wang, and T. D. Chiueh, “A 74.8 mW soft-output detector IC for 8 × 8 spatial-multiplexing MIMO communications,” IEEE Journal of Solid-State Circuits, vol. 45, no. 2, Article ID 5405138, pp. 411–421, 2010. View at Publisher · View at Google Scholar · View at Scopus