Antenna Basics _ FOR 內部訓練 _ 2008 07 04Antenna Basics Thomas Wu RDD3 HW 2006.July.31th Outline E Introduction E Basic Principles E Antenna types E Examples of mobile phone antennas E Reference Introduction E Basic Principles E Antenna types E Examples of mobile phone antennas E Conclusion Introduction Applications Communication Systems Radar Systems Remote Sensing Systems History Ampere’s Law Frarday’s Theorem Maxwell’s Equation History History James Clerk Maxwell (1831 ~ 1879) Maxwell’s Equation q History - 1886 History -1905 Introduction E Basic Principles E Antenna types E Examples of mobile phone antennas E Conclusion Basic Principles E Radiation Mechanism E Basic Theories E Antenna Parameters Radiation Mechanism Guided wave field J Currents E,H Radiation field J E,H Basic Theories E Fa……