@月合大等 Experimental examples Power spectrum of direction of departure T=115 ns 80 100 12% 10203040506070 Delay in sample(sample interval:5 ns 00000700 0900006000 apmundury -80 -150 -100 -50 0 50 100 150 Azimuth of Departure in degree Graduate course:Propagation Channel Characterization,Parameter Estimation and Modeling 72/199
Experimental examples Graduate course: Propagation Channel Characterization, Parameter Estimation and Modeling 72 / 199 Power spectrum of direction of departure τ = 115 ns 0 10 20 30 40 50 60 70 −120 −100 −80 Delay in sample (sample interval: 5 ns ) Power in dB
@月冷大等 Experimental examples Power spectrum of direction of departure T=145 ns -80 -100 2% 10203040506070 Delay in sample(sample interval:5 ns 6 000000000 5 4 3 花ap 2 -150 -100 -50 0 50 100 150 Azimuth of Departure in degree Graduate course:Propagation Channel Characterization,Parameter Estimation and Modeling 73/199
Experimental examples Graduate course: Propagation Channel Characterization, Parameter Estimation and Modeling 73 / 199 Power spectrum of direction of departure τ = 145 ns 0 10 20 30 40 50 60 70 −120 −100 −80 Delay in sample (sample interval: 5 ns ) Power in dB
@月合大等 Experimental examples Power spectrum of direction of departure T=300 ns -80 100 102030.40506070 Delay in sample(sample interval:5 ns 05 00000700 015 0 -80 0.05 -150 -100 -50 0 50 100 150 Azimuth of Departure in degree Graduate course:Propagation Channel Characterization,Parameter Estimation and Modeling 74/199
Experimental examples Graduate course: Propagation Channel Characterization, Parameter Estimation and Modeling 74 / 199 Power spectrum of direction of departure τ = 300 ns 0 10 20 30 40 50 60 70 −120 −100 −80 Delay in sample (sample interval: 5 ns ) Power in dB
@月©大学 Bidirection spread function The spread function and the power spectrum of the channel in single dimensions can be calculated by computing the marginal of the multi-dimensional spread function and power spectrum respectively. n(r Ss)h(Ss,S.drdv. (9) Similarly,the bidirection power spectrum is calculated as Pr,w)=∫∫Pr,s,xdrd (10) Graduate course:Propagation Channel Characterization,Parameter Estimation and Modeling 75/199
Bidirection spread function Graduate course: Propagation Channel Characterization, Parameter Estimation and Modeling 75 / 199 The spread function and the power spectrum of the channel in single dimensions can be calculated by computing the marginal of th e multi-dimensional spread function and power spectrum respectively. h ( ΩTx, ΩRx) = Z Z h ( ΩTx, ΩRx, τ, ν)d τ dν. (9) Similarly, the bidirection power spectrum is calculated as P ( ΩTx, ΩRx) = Z Z P ( ΩTx, ΩRx, τ, ν)d τ dν. (10)
@月命大凳 Chapter 3.3 Specular path model Graduate course:Propagation Channel Characterization,Parameter Estimation and Modeling 76/199
Graduate course: Propagation Channel Characterization, Parameter Estimation and Modeling 76 / 199 Chapter 3.3 Specular path model