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MHz-rate Multi-Antenna Decoders: Flexible Sphere Decoder Chip Examples

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DSP Architecture Design Essentials

Abstract

This chapter discusses design techniques for dealing with design flexibility, in addition to complexity that was discussed in the previous chapter. Design techniques for managing adjustable number or antennas, modulations, number of sub-carriers and search algorithms will be presented. Multi-core architecture, based on scalable processing element will be described. At the end, flexibility for multi-band operation will be discussed, with emphasis on flexible FFT that operates over many signal bands. Area and energy cost of the added flexibility will be analyzed.

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References

  • Yang C-H, Marković D (2008) "A Multi-Core Sphere Decoder VLSI Architecture for MIMO Communications," in Proc. IEEE Global Communications Conf, Dec, pp 3297–3301

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  • C.-H. Yang and D. Marković, "A 2.89mW 50GOPS 16x16 16-Core MIMO Sphere Decoder in 90nm CMOS," in Proc. IEEE Eur. Solid-State Circuits Conf., Sept. 2009, pp. 344-348.

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  • C.-H. Yang, T.-H. Yu, and D. Marković, "A 5.8mW 3GPP-LTE Compliant 8x8 MIMO Sphere Decoder Chip with Soft-Outputs," in Proc. Symp. VLSI Circuits, June 2010, pp. 209-210.

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  • Yang C-H, Yu T-H, Marković D (Mar. 2012) "Power and Area Minimization of Reconfigurable FFT Processors: A 3GPP-LTE Example," IEEE J. Solid-State Circuits 47(3):757–768

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© 2012 Springer Science+Business Media New York

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Marković, D., Brodersen, R.W., Yang, CH. (2012). MHz-rate Multi-Antenna Decoders: Flexible Sphere Decoder Chip Examples. In: DSP Architecture Design Essentials. Electrical Engineering Essentials. Springer, Boston, MA. https://doi.org/10.1007/978-1-4419-9660-2_15

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  • DOI: https://doi.org/10.1007/978-1-4419-9660-2_15

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  • Publisher Name: Springer, Boston, MA

  • Print ISBN: 978-1-4419-9659-6

  • Online ISBN: 978-1-4419-9660-2

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