MATLAB & Simulink
SIGNAL PROCESSING AND COMMUNICATIONS
Designing LTE and LTE Advanced Physical Layer Systems with MATLAB
Course Highlights
This three-day course provides an overview of the LTE and LTE-Advanced physical layer. Using MATLAB®, and LTE System Toolbox™, attendees will learn how to generate reference LTE waveforms and build and simulate an end-to-end LTE PHY model. Topics include:
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Review of the advanced communications techniques forming the core of an LTE system: OFDMA and SC-FDMA multi-carrier techniques, and MIMO multi-antenna systems
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Descriptions of all of the signals and elements of the processing chain for the uplink and downlink LTE physical channels
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Methods for golden reference verification with the standard
Prerequisite
Attended "Comprehensive MATLAB" or working experience with MATLAB and knowledge of wireless communications system.
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Course Outline
Day 1 of 3
Introduction to 3GPP Long Term Evolution
Objective: Provide an introduction to the LTE standard and its relationship to other 3GPP standards. Understand general requirements and objectives for LTE. Get an overview of different protocol layers within LTE.
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3GPP evolution from R5 to R11
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Requirement
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Spectrum flexibility
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General characteristics
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Multi-user scheduling
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Resource allocation
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Frequency reuse planning
OFDM Theory Review
Objective: Understand the basics of OFDM modulation, cyclic prefix insertion and windowing.
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Motivation for multi-carrier vs single-carrier
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Introduction to OFDM
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Generation of OFDM symbols using the IFFT
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Cyclic prefix (guard interval)
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Windowing to reduce out of band emissions
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Advantages and disadvantages of OFDM
LTE Frames, Slots and Resources
Objective: Understand the concepts of frames, subframes, slots, and physical resource grids in LTE downlink and uplink.
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LTE generic frame structure
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Downlink and uplink slot formats
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Resource elements and resource blocks
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Downlink OFDM symbol construction
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Uplink SC-FDMA symbols construction
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LTE downlink resouce capacity
Day 2 of 3
Procedures
Objective: Understand different physical layer procedures for both downlink and uplink specified in LTE.
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Cell search
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Cell identities in cell search
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Symbol synchronization
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Frame and cell synchronization
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System information acquisition: MIBs and SIBs
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Timing synchronization procedures
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Uplink power control
MIMO Background
Objective: Understand different MIMO techniques namely diversity, beamfoarming, and spatial multiplexing. Learn about singular value decomposition as the solution to generic MIMO.
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Spectral efficiency and capacity
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Transmit and recieve diversity
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The Alamouti Scheme
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Delay Diversity and Cyclic Delay Diversity
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Beamfoarming
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Spatial multiplexing
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Singular value decompostion
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Equalizing, predistortion, precoding, and combining
LTE Downlink Physical Layer Modulation
Objective: Understand processing elements for different downlink physical channels and downlink physical signals. Learn about resource grid and control channel element.
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Downlink physical channel processing chain
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Codewords and layers
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Scrambling and modulation
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Transmission schemes
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Diversity, spatal multiplexing, and beamfoaming
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Synchronization signals: PSS and SSS
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Reference signals: cell and UE specific, MBSFN
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Downlink physical channels: PBCH, PCFICH, PDSCH, and PDCCH
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Control region
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REGs and CCEs, PDCCH search spaces
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Resource grid mapping
MIMO in LTE R8
Objective: Learn different MIMO techniques specified in the LTE standard.
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Codewords to layers mapping
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Precording for spatial multiplexing
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Precoding for transmit diversity
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Beamfoaming in LTE
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Cyclic Delay Diversity-based precoding
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Precoding codebooks
Day 3 of 3
LTE Multiplexing and Channel Coding
Objective: Understand the coding, multiplexing, and mapping to physical channels for all transport channels in downlink and uplink.
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Transport channels and control information: DL-SCH, PCH, BCH, DCI, CFI, HI, UL-SCH, and UCI
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Mapping of transport channels to physical channels
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CRC coding and masking
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Code block segmentation
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Convolutional and turbo coding
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Rate matching, bit selection and pruning
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Transport channels and control information processing chains
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HARQ: incremental redundancy, stop-and-wait
LTE Uplink Physical Layer Modulation
Objective: Understand processing elements for different uplink physical channels and uplink physical signals.
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Uplink physical channel processing chain
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Scrambling and modulation
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SC-FDMA review
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Uplink Reference signals: DRS and SRS
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Uplink physical channels: PUSCH, PUCCH, and PRACH
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Control information: CQI, RI, PMI, HI and SR
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Control signaling on PUSCH and PUCCH
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PUCCH formats
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Uplink physical channels and physical signals
LTE Release 9
Objective: Learn about new features introduced in LTE Release 9.
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Release 9 features
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MBMS support
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Home eNodeB
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Positioning support
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Transmission schemes
LTE Advanced-Release 10
Objective: Learn about new features introduced in LTE Release 10.
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IMT- Advanced Tehcnologies
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Carrier aggregation
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Uplink spatial multiplexing
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Spatial Orthogonal Resource Transmit Diversity
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Downlink enhanced MIMO
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CSI reference signals