Agilent Application Note 1509
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Reduced Interface Spacing 4
C B r r 5
s H 6 SISO SIMO MISO MIMO
C S B.log 2 (1 r s i = 1 to N N i2 (H)) s H H AA AA A 7
T 0 T1 0.8 0.2 0.3-0.9 R 0= 0.8T 0+ 0.3T1 R 1= 0.2T 0-0.9T1 T = 1.15R + 0.39R 0 0 1 T 0 = 1.15 0.39 R 0 T 1 = 0.26R 0-1.03R1 T = 0.26-1.03 R 1 1 8
R H T n H n R T 9
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A C B D 11
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DUT 13
Orthogonal m m 14
Signal Strength 15
Alamouti rx 16
s 0, -s 1 h 0 r 0, r 1 s 0 s 1 s 1, -s 0 * h 1 s 0 s 1 = 1 h 0 2 + h 1 2 h 0 * h 1 h 1 * h 0 r 0 r 1 * s 0 = k(h 0 * r 0 + h 1 r 1 *) s 1 = k(h 1 *r 0 - h 0 r 1 *) 17
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HUDV H R HT R UDV H T U VUU H VV H I D H U H U H R DVT 20
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22 FFT PSDU FFT ADC ADC PSDU DAC DAC
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m 26
m 27
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Common STS preamble Interleaved sub-carriers Different spatial streams 31
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101 102 COM 103 104 201 202 COM 203 204 3494xA 301 302 COM 303 304 401 402 COM 403 Quad 1x4 RF VUX 404 xx ohm 33
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www.agilent.co.jp/find/esg 35
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http://www.agilent.co.jp/find/mimo http://www.ieee802.org/11/ www.agilent.co.jp/find/89600 C B.log 2 [det(i + r HH N H )] rhh H C S B.log 2 (1 + r N l i) l HH H i s l AA H C S B.log 2 (1 + r s N i2 (H)) i 44
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TGn channel Models IEEE 802.11-03/940r4 TGn Sync Proposal Technical Specification IEEE 802.11-04/0889r7 WWiSE Proposal: High Throughput Extension to 802.11 standard IEEE 802.11-05/0149r5 IEEE TGn Comparison Criteria IEEE 802.11-03/814r31 Prototype Experience for MIMO BLAST Over Third Generation Wireless System IEEE Journal on Selected Areas of Communications, Vol 21, No, 3 April 200 47
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