Low complexity receiver for uplink SCMA system via expectation propagation

IEEE Wireless Communications and Networking Conference, WCNC

Volumn , Issue , 2017, Pages

  Meng, Xiangming ^a   Wu, Yiqun ^a   Chen, Yan ^a   Cheng, Meng ^a  

^a HUAWEI TECHNOLOGIES CO LTD   (China)

Author keywords

5G; Expectation propagation algorithm (EPA); Multiple access; Sparse code multiple access (SCMA)

Indexed keywords

5G MOBILE COMMUNICATION SYSTEMS; ITERATIVE METHODS; MAXIMUM LIKELIHOOD; WIRELESS TELECOMMUNICATION SYSTEMS;

EXPECTATION PROPAGATION; ITERATIVE RECEIVERS; LOW-COMPLEXITY RECEIVER; MAXIMUM-LIKELIHOOD DETECTION; MESSAGE PASSING ALGORITHM; MULTIPLE ACCESS; MULTIPLE ACCESS TECHNOLOGY; SIGNAL SUPERPOSITION;

MESSAGE PASSING;

EID: 85019681951     PISSN: 15253511     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/WCNC.2017.7925590     Document Type: Conference Paper

References (14)

1. "5G: A Technology Vision," Huawei Technologies Co., Ltd., Shenzhen, China, Whitepaper Nov. 2013.
2. H. Nikopour and H. Baligh, "Sparse code multiple access," in Proc. IEEE 24th International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC), pp. 332-336, 2013.
3. M. Taherzadeh, H. Nikopour, A. Bayesteh and H. Baligh, "SCMA codebook design," in Proc. IEEE Vehicular Technology Conference (VTC Fall), 2014, pp. 1-5.
4. R. Hoshyar, F. P. Wathan and R. Tafazolli, "Novel low-density signature for synchronous CDMA systems over AWGN channel," IEEE Trans. Signal Process., vol. 56, no. 4, pp. 1616-1626, Apr. 2008.
5. G.D. Forney Jr, and L.F. Wei, "Multidimensional constellations. I.Introduction, figures of merit, and generalized cross nstellations,"IEEE J. Sel. Areas Commun., vol. 7, no. 6, pp.877-892, 1989.
6. F. R. Kschischang, B. J. Frey, and H. A. Loeliger, "Factor graphs and the sum-product algorithm," IEEE Trans. Inf. Theory, vol. 47, no. 2, pp. 498-519, Feb. 2001.
7. A. Bayesteh, E. Yi, H. Nikopour. H. Baligh, "Low Complexity Techniques for SCMA Detection", in IEEE Globecom Workshops, San Diego, CA, 2015, pp.1-6.
8. S. Zhang et al., ''Sparse code multiple access: An energy efficient uplink approach for 5G wireless systems,'' in Proc. IEEE Global Commun. Conf.(GLOBECOM'14), Dec. 2014, pp. 4782-4787.
9. R1-166098, "Discussion on the feasibility of advanced MU-detector," Huawei, HiSilicon, RAN1#86, Gothenburg, Sweden, Aug 22-26, 2016.
10. T. P. Minka, "Expectation propagation for approximate Bayesian inference" in Uncertainty in Artificial Intelligence, 2001: 362-369.
11. X. Meng, S. Wu, L. Kuang, Z. Ni and J. Lu, "Expectation Propagation Based Iterative Multi-User Detection for MIMO-IDMA Systems," IEEE 79th Vehicular Technology Conference (Spring), Seoul, 2014, pp. 1-5.
12. Y. Wu, S. Zhang and Y. Chen, "Iterative multiuser receiver in sparse code multiple access systems," 2015 IEEE International Conference on Communications (ICC), London, 2015, pp. 2918-2923.
13. R1-164703, " LLS results for uplink multiple access, " Huawei, HiSilicon, RAN1#85, Nanjing, China, May 16-20, 2016.
14. 3GPP TR 38.900, v14.1.0, "Study on channel model for frequency spectrum above 6 GHz."