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New security technology developed at Oxford University by Professor Bill Roscoe and his team that allows people to make payments via mobile phones, offers a solution.The technology is designed to work...
Analysis and Optimization of Mobile Phone Antenna Radiation Performance in the Presence of Head and Hand Phantoms
Numerical simulation hand phantom antenna design
2009/7/28
A commercial clam shell phone CAD model is used to numerically investigate the effect of a hand phantom on mobile phone antenna radiation performance. The simulation results show that the grip of the ...
FDTD Evaluation of the SAR Distribution in a Human Head Near a Mobile Cellular Phone
FDTD Evaluation SAR Distribution Human Head Mobile Cellular Phone
2009/7/27
In this study, Finite-Difference Time-Domain (FDTD) method is used to calculate the Specific Absorbtion Rate (SAR; defined as the power absorbed by unit mass of the tissue) distribution in a human hea...
安捷伦科技和Altair携手合作加速开发Mobile WiMAX设备
合作 开发 设备
2011/11/4
安捷伦科技公司和 Altair 半导体公司日前宣布将携手加速 Mobile WiMAX 设备的开发。两家公司计划通过安捷伦无线网络测试仪对 Altair Mobile WiMAX 芯片的校准和验证进行优化。因此，采用 Altair Mobile WiMAX 芯片的手持式设备制造商将能够快速、高效地测试和验证他们的 Mobile WiMAX 设备。
Feasibility of Tunable Amplifier and Bandpass Filter for Mobile Handsets Using Active Inductor Circuits
Active inductors MMIC GaAs MESFET
2010/12/7
In this paper active inductor circuits are employed to assess their suitability for providing a tuning function in GaAs MMIC circuits. The specifications for a mobile handset amplifier and a bandpass ...