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TitleNTIA Technical Report TR-91-275 A Model of Millimeter–Wave Propagation for Personal ...
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Page 1

NTIA Report 91-275

A Model of
Millimeter-Wave Propagation for

Personal Communication Networks
in Urban Settings

Kenneth C. Allen

U.S. DEPARTMENT OF COMMERCE
Robert A. Mosbacher, Secretary

Janice Obuchowski, Assistant Secretary
for Communications and Information

April 1991

Page 46

80.065.050.035.020.0
-70.0

5.0

.-
e

l=I:l
�~ -30.0
�~
�~

>-
�~
�~ -40.0
�~
�~
Z
C)
U) -50.0

Cl
�~

>--B'-60.0
�~
�~

Value
4.000

24.000
5.000
2.150
5.000

500.000
1.800
5.000

80.000
0.100

30.000
17.000
0.000
0.000
2.400

38.000
0.000
0.000

18.500
50.000
50.000
83.000
50.000
20.000
0.000

10.000
76.000
24.000
0.000
1.000
1.000
0.900

SUMMARY OF PARAMETERS

-20.0iii i I Iii I i I Iii i i

Description
Maximum number of wall reflections (integer)
Distancebetweenbuilding walls (m)
TX distancefrom left wall (m)
TX height from street (m)
RX distancefrom right wall (m)
RX distancefrom TX (m)
RX height from street (m)
Minimum radio frequency (GHz)
Maximum radio frequency (GHz)
Step in radio frequency (GHz)
TX ant. beamwidth (degrees)
TX antennagain (dB)
TX ant. elevation angle (degrees)
TX ant. azmuthal angle (left-neg., degrees)
RX ant. beamwidth (degrees)
RX antennagain (dB)
RX ant. elevation angle (degrees)
RX ant. azmuthal angle (left-neg., degrees)
Transmitterpower (dBm)
Loss for street reflection (dB)

. Loss for wall reflection (dB)
Atmospheric Pressure(kPa)
Relative Humidity (Percent)
Temperature(Celsius)
Are cross streetsto be used (l=yes,O=no)
Distance from TX to first cross street (m)
Distancebetweencross streets (m)
width of cross street (m)
Plot distribution: (O=no, l=yes)
Plot distribution separately: (O=no, l=yes)
Plot actual value: (O=no, l=yes)
Confidence interval (decimal)

Index
1.
2.
3.
5.
6.
7.

11.
13.
14.
15.
16.
17.
18.
22.
26.
27.
28.
32.
36.
38.
39.
40.
41.
42.
43.
44.
45.
46.
47.
48.
49.
50.

w
00

FREQUENCY (GHz)

Figure 15. A frequency scan showing the effects of free-spaceloss and clear-air absorption.

Page 47

60.050.040.030.020.0

-30.0

-50.0

-20.0iii iii i , iii t , , iii ii, i i ( i ( i

-40.0

-60.0

-70.0

-80.0

-90.0
10.0

�~
r.Ll
;>
r.Ll
�~

�~

<
Z
Co:)-C/)
Q
r.Ll
;>-r.Ll
U
�~
�~

--S
�~
"0
'--"Value

4.000
24.000
5.000
2.150
5.000

500.000
1.800

10.000
60.000
0.100

30.000
17.000
0.000
0.000
2.400

38.000
0.000
0.000

18.500
1.000
3.000

83.000
50.000
20.000
0.000

10.000
76.000
24.000
0.000
1.000
1.000
0.900

SUMMARY OF PARAMETERS

Description
Maximum number of wall reflections (integer)
Distancebetweenbuilding walls (m)
TX distance from left wall (m)
TX height from street (m)
RX distancefrom right wall (m)
RX distancefrom TX (m)
RX height from street (m)
Minimum radio frequency (GHZ)
Maximum radio frequency (GHz)
Step in radio frequency (GHz)
TX ant. beamwidth (degrees)
TX antennagain (dB)
TX ant. elevation angle (degrees)
TX ant. azmuthal angle (left-neg., degrees)
RX ant. beamwidth (degrees)
RX antennagain (dB)
RX ant. elevationangle (degrees)
RX ant. azmuthal angle (left-neg., degrees)
Transmitterpower (dBm)
Loss for streetreflection (dB)
Loss for wall reflection (dB)
Atmospheric Pressure(kPa)
Relative Humidity (Percent)
Temperature(Celsius)
Are cross streetsto be used (l=yes,O=no)
Distance from TX to first cross street (m)
Distance betweencross streets (m)
width of cross street (m)
Plot distribution: (O=no, l=yes)
Plot distribution separately: (O=no, l=yes)
Plot actual value: (O=no, l=yes)
Confidence interval (decimal)

Index
1.
2.
3.
5.
6.
7.

11.
13.
14.
15.
16.
17.
18.
22.
26.
27.
28.
32.
36.
38.
39.
40.
41.
42.
43.
44.
45.
46.
47.
48.
49.
50.

W
\0

FREQUENCY (GHz)

Figure 16. A frequency scan showing the effectsof street- and wall-reflections and input parameter list.

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