Introduction to WiMAX Technology

The selection of features implemented in WiMAX systems and devices … This technology is very defined in the WiMAX Forum (2007), which CASE STUDY ….

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Introduction to WiMAX Technology

  • 1.1.2 Key PHY Features
  • 1.1.2.1 Scalable OFDMA
  • 1.1.2.2 TDD
  • 1.1.2.3 Advanced Antenna Techniques (MIMO and BF)
  • 1.1.2.4 Full Mobility Support
  • 1.1.2.5 Frequency Reuse One and Flexible Frequency Reuse
  • 1.1.3 Key MAC Features
  • 1.1.3.1 Connection-based Data Transmission with Classification and QoS per Connection
  • 1.1.3.2 Scheduled Transmissions and the Flexible Bandwidth Allocation Mechanism
  • 1.1.3.3 MAC Overhead Reduction
  • 1.1.3.4 Mobility Support: Handover
  • 1.1.3.5 Power Saving: Sleep Mode
  • 1.1.3.6 Power Saving: Idle Mode
  • 1.1.3.7 Security
  • 1.1.3.8 MAC Layer Support for the Multicast and Broadcast Service
  • 1.1.4 Advanced Networking Features
  • 1.2 WiMAX Evolution Path
  • 1.2.1 Release 1.5
  • 1.2.1.1 Efficient FDD/HFDD Operations
  • 1.2.1.2 New Band Classes
  • 1.2.1.3 Enhanced MIMO/BF Operations
  • 1.2.1.4 Enhanced MAC Performance (Particularly Improved VoIP Capacity)
  • 1.2.1.5 Extended and Enhanced Networking Features
  • 1.2.1.6 Support for WiMAX and WiFi: Bluetooth Coexistence in the Same Mobile
  • 1.2.2 Release 2.0

IEEE Std 802.16-2004
IEEE Std 802.16e-2005
IEEE Std
802.16-2004/Cor.1-2005
IEEE P802.16-2004/Cor.2
Air
Mobile WiMAX R1
Products and Certification
WiMAX Forum
Networking Specifications (NWG)
Carrier frequency
Licensed band under 6 GHz
Operating bandwidth
5–20 MHz
Other bandwidths can be considered as necessary
Duplex
Full-duplex FDD, Half-duplex FDD, TDD
Antenna Technique
Downlink ? (2Tx, 2Rx)
Uplink ? (1Tx, 2Rx)
Peak data rate
(peak spectral
efficiency)
Link
Normalized peak
Type
direction
MIMO
data rate (bps/Hz)
Baseline Downlink

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