International Journal of Antennas and Propagation / 2008 / Article / Tab 8 / Research Article
Anticipated Impact of Hand-Hold Position on the Electromagnetic Interaction of Different Antenna Types/Positions and a Human in Cellular Communications Table 8 Pooled statistics of peak 1 and
10 g SAR in tissues, radiated power, absorbed power in tissues, dielectric loss,
and power budget error for the handset models in hand closed to HR-EFH at
different positions operating at 900 MHz.
Handset model Frequency/900 MHz A1 A2 B1 B2 Hand position hand1 hand2 hand1 hand2 hand1 hand2 hand1 hand2 Antenna input power (mW) 600 600 600 600 600 600 600 600 Cheek -position
in head (W/kg)3.38 2.52 2.77 2.51 4.87 3.23 2.21 3.07
in head (W/kg)1.90 1.76 2.01 1.94 2.52 2.37 1.74 2.42
in hand (W/kg)1.54 5.16 1.46 3.62 0.79 6.37 4.06 5.47 Radiated power (mW) 111.0 51.6 125.9 63.4 148.6 62.6 194.8 75.2 Absorbed power in head (mW) 250.4 209.1 247.3 214.7 280.3 229.3 183.3 245.3 Absorption rate in head (%) 41.7 34.8 41.2 35.
8 46.7 38.2 30.5 40.
9 Absorbed power in hand (mW) 97.5 208.3 86.4 182.6 48.6 260.2 146.2 229.8 Dielectric loss (mW) 135.0 119.6 134.5 131.5 115.6 36.1 63.7 36.9 Power budget error (%) 1.01 1.90 0.98 1.30 1.15 1.94 1.99 2.13 Tilt -position
in head (W/kg)2.61 1.99 2.04 1.90 3.19 2.04 0.91 1.52
in head (W/kg)1.10 0.97 1.17 1.10 1.45 1.36 0.73 1.20
in hand (W/kg)1.86 5.11 1.72 4.40 1.12 7.00 4.25 7.30 Radiated power (mW) 174.4 81.9 184.3 101.4 222.7 76.9 243.3 93.1 Absorbed power in head (mW) 184.6 159.2 185.3 160.6 193.8 195.6 130.3 166.0 Absorption rate in head (%) 30.8 26.5 30.9 26.8 32.3 32.6 21.7 27.7 Absorbed power in hand (mW) 114.0 237.1 99.4 213.5 77.0 280.0 159.0 291.4 Dielectric loss (mW) 122.5 110.0 126.2 117.3 104.8 35.0 63.9 38.7 Power budget error (%) 0.75 1.97 0.80 1.19 0.28 2.08 0.58 1.80