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Index > G - Pg. 250

Index Destructive multipath signal 62 Device under test (DUT) 28, 56, 135, 231, 232­233 Digital signal processing (DSP) 207, 236 Direct-sequence spread-spectrum (DSSS) 6 Distortion 79 Distributed Coordination Function (DCF) 9­10 Diversity test 102­104 Drift 85­86 DUT coupling Chambered test 68 Conducted test setup 70 MIMO test 232­233 DUT response 105 External signal injection point 105­106 Host test software 107 Internal test mode 106­107 Packet traffic 107­108 Dynamic range 90, 91 Error vector magnitude (EVM) 80­84 Principle 80 Test setup 83 Ethernet Cables 50, 52 Network 11 Standard 118 Ethernet LAN 11, 182 Extended service set (ESS) 2 Extensible Authentication Protocol (EAP) 11, 12 External signal injection point 105 Hybrid Coordination Function (HCF) Controlled Channel Access (HCCA) 10 I Ideal signal 80 IEEE 802.11 242­243 Description 13­19 Receiver 21­22 Regulatory body 12 Standard 3­12 Transmitter 19­21 IEEE 802.11n 219 Aggregation 227­228 Beamforming 222 Channel estimation 221 Channel model 219­220 Efficiency, increase in 226­227 Evolution 219 Legacy interoperation 230­231 Operating mode 220­221 PHY layer support 230 QoS extension 228­230 Receiver datapath 223­224 Test equipment 237­238 Test setup and environment 238­239 Transmitter datapath 222­223 IETF BMWG 244 Indoor environment 56, 60­61 OTA 60­61 Propagation 23­24 RF environment 195, 196­197 Spectrum analyzer 63 Installation test AP characteristics 200­201 Equipment 35­36 Hot-spot 188­190 Monitoring 202­205 Propagation analysis and prediction 196­202 Post-installation test 187­188 Site survey 47­48, 190­196 Interference Excluding 71­72 of Open air 62 F Fading 62, 63 "Faraday Cage" 57 Far field 65 Fast fading 197 Federal Communications Commission (FCC) 12, 70, 95, 241­242 Forwarding rate 104, 125 Frame error ratio (FER) 22, 91 Frame loss rate 125 Fraunhofer distance 66­67 Frequency band 20 Frequency-hopping spread- spectrum (FHSS) 6 Frequency stability 84­86 Frequency synthesizer 85, 174 Fresnel zone 61­62 Functional test 30, 111, 116­117 vs. Performance test 109­110 Procedure 113­114 E Electromagnetic compatibility (EMC) test 94 Radar detection 98 Regulatory requirement 95 Spectral mask compliance 97­98 Unwanted emission 95­97 Encryption mode 117 End-to-end test 145 Enhanced Distributed Channel Access (EDCA) 10 Enterprise WLAN 138­140, 181 vs. Consumer 140­141 Coverage map 185­187 Deployment 183­185 Infrastructure 181­183 Monitoring 188 Post-installation test 187­188 Smart WLAN 205­206 Usage case 141­142 Vertical application 141 Error bound 124 Error signal 80­81 G "Golden radio" 174 H High Performance European Radio LAN (HIPERLAN) 3­4 High-Throughput Long Training Field (HT-LTF) 221 "Home-grown" test station 173­174 Host test software 107 Hot-spot 188 Anatomy 189 Deployment 190 250