Physical Layer

Mitsuru Yokoyama, Bai Ying, Ryo Yonezawa, Mark Stambaugh, Jean-Philippe Gregoire, Peter Goldsack, Michael Leung, K. F. Tsang, Moray Rumney

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 12 - Chapter in an edited book (Author)peer-review

Abstract

This chapter provides an introduction to LTE (E-UTRA) physical layer design. The physical layer covers the downlink transmission from the evolved node B (eNB) base transceiver station to the user equipment (UE), and the uplink transmission from the UE to eNB. 3GPP has selected a new OFDMA modulation scheme for the physical layer. The chapter describes air interface multiplexing and channel coding according to 36.212, covering transport channel (TrCH) and control channel information. Hybrid automatic repeat requests (HARQ) and adaptive modulation and coding (AMC) procedures and the parameters used by the system to report channel state information are then discussed, followed by a description of two important physical layer procedures: cell search and synchronization using the primary and secondary synchronization signals in conjunction with the BCH; and the random access procedure using the PRACH. Finally, the chapter presents a discussion on physical layer measurements and radio resource management.
Original languageEnglish
Title of host publicationLTE and the Evolution to 4G Wireless: Design and Measurement Challenges: Second Edition
PublisherWiley-Blackwell
Pages91-157
ISBN (Print)9781118799475, 9781119962571
DOIs
Publication statusPublished - 15 Jul 2013

Research Keywords

  • Channel coding
  • Downlink transport channel
  • Multiplexing
  • OFDMA modulation scheme
  • Physical layer

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