실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ. M ICROSTRIP RECTANGUALR PATCH ANTENNA THEORY Seung Tae Ko.

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실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ. M ICROSTRIP RECTANGUALR PATCH ANTENNA THEORY Seung Tae Ko

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ MICROSTRIP PATCH ANTENNA [1]  장 점 제작이 간편 MMIC 설계에 용이 안테나에 Pin 이나 Varator Diode 같은 능동소자를 첨가함으로써 공진주 파수, 임피던스, Pattern 을 가변  단 점 좁은 대역폭 낮은 gain

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ MICROSTRIP PATCH ANTENNA [2]  Rectangular patch antenna 기본 형태 Patch Feeding line Ground plane Substrate L W

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ CAVITY MODEL [1]  Microstrip patch antenna 를 유전체가 채워진 cavity 로 해석  TM x 구조 해석 6 면에 대한 Boundary condition 을 적용 Vector potential A x  Wave equation 만족 E, H E, H field x z y Open Short Resonance frequency

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ CAVITY MODEL [2]  Rectangular microstrip patch antenna resonance mode (L>W>h) TM x 010 TM x 001 TM x 002 TM x 020

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ RECTANGULAR PATCH ANTENNA DESIGN [1]  기본 parameter e r f r h W, L 결정  설계 순서

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ EXAMPLE [1]  e r =2.2, h=0.1588cm, f r =10GHz 의 특성을 가지는 Patch antenna 를 설계

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ EXAMPLE [2]  HFSS simulation Radiation patternE-plane patternH-plane pattern x y z

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ HFSS [1] Project window Variables window 3D space Drawing bar

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ HFSS [2] Rectangular Determine size of Rectangular and parameter

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ HFSS [3] Box Determine box size

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ HFSS [4] Assign Boundary condition Perfect E Radiation Wave port

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ HFSS [5] Assign material PEC Air Dielectric

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ HFSS [6] Solution setup Solution Frequency Frequency sweep Solution type Solve condition

실 험 (5) 강 의 자 료 Microwave & Millimeter-wave Lab Hongik Univ HFSS [7] Check project