WiFi Technology

  1. Advanced WiFi Technologies
    1. Multiple-Input Multiple-Output (MIMO)
      1. Principles of MIMO
        1. Spatial Diversity
          1. Spatial Multiplexing
            1. Array Gain
            2. Antenna Configurations
              1. 2x2 MIMO
                1. 3x3 MIMO
                  1. 4x4 MIMO
                    1. Higher Order MIMO
                    2. Single-User MIMO (SU-MIMO)
                      1. Operation Principles
                        1. Throughput Benefits
                          1. Implementation Requirements
                          2. Multi-User MIMO (MU-MIMO)
                            1. User Scheduling
                              1. Benefits and Challenges
                            2. Beamforming
                              1. Principles of Beamforming
                                1. Constructive Interference
                                  1. Destructive Interference
                                    1. Antenna Array Processing
                                    2. Explicit Beamforming
                                      1. Channel State Information
                                        1. Feedback Mechanisms
                                          1. Beamforming Reports
                                          2. Implicit Beamforming
                                            1. AP-Based Channel Estimation
                                              1. Reciprocity Assumptions
                                              2. Beamforming Benefits
                                                1. Increased Range
                                                  1. Improved SNR
                                                    1. Interference Reduction
                                                  2. Quality of Service (QoS)
                                                    1. Wi-Fi Multimedia (WMM)
                                                      1. Traffic Prioritization
                                                        1. Access Category Mapping
                                                          1. EDCA Parameters
                                                          2. Access Categories
                                                            1. Voice (AC_VO)
                                                              1. Low Latency Requirements
                                                                1. High Priority
                                                                2. Video (AC_VI)
                                                                  1. Moderate Latency Requirements
                                                                    1. High Priority
                                                                    2. Best Effort (AC_BE)
                                                                      1. Default Traffic Class
                                                                        1. Medium Priority
                                                                        2. Background (AC_BK)
                                                                          1. Bulk Data Transfer
                                                                            1. Low Priority
                                                                          2. QoS Mechanisms
                                                                            1. Traffic Shaping
                                                                              1. Admission Control
                                                                                1. Bandwidth Allocation
                                                                              2. Mesh Networking
                                                                                1. Mesh Network Topology
                                                                                  1. Mesh Points
                                                                                    1. Mesh Portals
                                                                                      1. Mesh Access Points
                                                                                      2. Mesh Node Roles
                                                                                        1. Root Node
                                                                                          1. Intermediate Nodes
                                                                                            1. Leaf Nodes
                                                                                            2. Self-Healing Networks
                                                                                              1. Path Redundancy
                                                                                                1. Automatic Rerouting
                                                                                                  1. Fault Tolerance
                                                                                                  2. Self-Configuring Networks
                                                                                                    1. Automatic Discovery
                                                                                                      1. Dynamic Routing
                                                                                                        1. Topology Optimization
                                                                                                      2. Target Wake Time (TWT)
                                                                                                        1. Power Saving Mechanisms
                                                                                                          1. Scheduled Wake Times
                                                                                                            1. Sleep Duration Control
                                                                                                            2. TWT Types
                                                                                                              1. Individual TWT
                                                                                                                1. Broadcast TWT
                                                                                                                2. Applications
                                                                                                                  1. IoT Devices
                                                                                                                    1. Mobile Devices
                                                                                                                      1. Battery Life Extension

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                                                                                                                  7. WiFi Security

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                                                                                                                  9. Planning and Deploying a WLAN