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M ICROSTRIP RECTANGUALR PATCH ANTENNA THEORY

M ICROSTRIP RECTANGUALR PATCH ANTENNA THEORY. Seung Tae Ko. MICROSTRIP PATCH ANTENNA [1]. 장 점 제작이 간편 MMIC 설계에 용이 안테나에 Pin 이나 Varator Diode 같은 능동소자를 첨가함으로써 공진주파수 , 임피던스 , Pattern 을 가변 단 점 좁은 대역폭 낮은 gain. MICROSTRIP PATCH ANTENNA [2]. Rectangular patch antenna 기본 형태. Patch. W.

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M ICROSTRIP RECTANGUALR PATCH ANTENNA THEORY

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  1. MICROSTRIP RECTANGUALRPATCH ANTENNA THEORY Seung Tae Ko

  2. MICROSTRIP PATCH ANTENNA [1] • 장 점 • 제작이 간편 • MMIC 설계에 용이 • 안테나에 Pin이나 Varator Diode 같은 능동소자를 첨가함으로써 공진주파수, 임피던스, Pattern을 가변 • 단 점 • 좁은 대역폭 • 낮은 gain

  3. MICROSTRIP PATCH ANTENNA [2] • Rectangular patch antenna 기본 형태 Patch W Substrate L Ground plane Feeding line

  4. x z y CAVITY MODEL [1] • Microstrip patch antenna를 유전체가 채워진 cavity로 해석 • TMx구조 해석 • 6면에 대한 Boundary condition을 적용 • Vector potential Ax Wave equation 만족 • E, H field Short Open Resonance frequency Open Open Open Short

  5. CAVITY MODEL [2] • Rectangular microstrip patch antenna resonance mode (L>W>h) TMx010 TMx001 TMx020 TMx002

  6. RECTANGULAR PATCH ANTENNA DESIGN [1] • 기본 parameter • er fr h • W, L 결정 • 설계 순서

  7. EXAMPLE [1] • er=2.2, h=0.1588cm, fr=10GHz 의 특성을 가지는 Patch antenna를 설계

  8. EXAMPLE [2] • HFSS simulation z y x Radiation pattern E-plane pattern H-plane pattern

  9. HFSS [1] Drawing bar Project window 3D space Variables window

  10. HFSS [2] Rectangular Determine size of Rectangular and parameter

  11. HFSS [3] Box Determine box size

  12. HFSS [4] Assign Boundary condition Perfect E Radiation Wave port

  13. HFSS [5] Assign material PEC Air Dielectric

  14. HFSS [6] Solution setup Solution Frequency Frequency sweep Solution type Solve condition

  15. HFSS [7] Check project

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