KR101846775B1 - Rf 평면파 렌즈 제조방법 - Google Patents
Rf 평면파 렌즈 제조방법 Download PDFInfo
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- KR101846775B1 KR101846775B1 KR1020170025483A KR20170025483A KR101846775B1 KR 101846775 B1 KR101846775 B1 KR 101846775B1 KR 1020170025483 A KR1020170025483 A KR 1020170025483A KR 20170025483 A KR20170025483 A KR 20170025483A KR 101846775 B1 KR101846775 B1 KR 101846775B1
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- lens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
- H01Q3/46—Active lenses or reflecting arrays
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/06—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the phase of light
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B2003/0093—Simple or compound lenses characterised by the shape
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Abstract
Description
도 2는 RF파 집중 렌즈의 최적화 구조의 시뮬레이션을 도시한 것이다.
도 3은 시뮬레이션 결과를 도시한 것이다.
도 4는 본 발명에 의해 제작되는 RF파 집중 렌즈의 형상을 도시한 것이다.
도 5는 시제작된 RF 집중 렌즈에 의한 실험 결과이다.
11 : 중앙부
12 : 측부
20 : 도파관
30 : 평면영역
Claims (6)
- 삭제
- 삭제
- 도파관을 통해 입사되는 구면파의 산란을 억제하여 평면파 형태로 진행될 수 있도록 하는 렌즈 형상을 위상최적화설계(topology optimization)를 통해 2차원적으로 도출하는 것을 특징으로 하고,
상기 위상최적화설계로서는 페이즈 영역 설계기법(phased field design method)를 채택하며,
상기 페이즈 영역 설계 기법은 최적화 프로세스 동안 형상 갱신 계획(design update scheme)을 위해 반응-분산 공식(reaction-diffusion equation)을 이용함으로써, 최종 렌즈 형상에서 클리어한 경계를 얻을 수 있는 것을 특징으로 하는,
RF 평면파 렌즈 제조방법. - 청구항 3에 있어서,
상기 위상최적화설계는 2차원적인 렌즈의 경계를 추적하여 2차원 형상을 도출하는 것을 특징으로 하는,
RF 평면파 렌즈 제조방법. - 청구항 4에 있어서,
상기 RF 평면파 렌즈의 2차원 형상에 따라 제조되는 RF파 집중 렌즈는 단일 유전체로 제조되고, 2차원 평면상 유전율 분포가 상이한 것을 특징으로 하는,
RF 평면파 렌즈 제조방법. - 청구항 5에 있어서,
상기 제조되는 RF 평면파 렌즈의 2차원 형상은 평면상 좌우측이 대칭적인 구조를 가지는 것을 특징으로 하는,
RF 평면파 렌즈 제조방법.
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KR1020170025483A KR101846775B1 (ko) | 2017-02-27 | 2017-02-27 | Rf 평면파 렌즈 제조방법 |
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KR1020170025483A KR101846775B1 (ko) | 2017-02-27 | 2017-02-27 | Rf 평면파 렌즈 제조방법 |
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Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000174547A (ja) * | 1998-12-02 | 2000-06-23 | Murata Mfg Co Ltd | 誘電体レンズアンテナおよびそれを用いた無線装置 |
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2017
- 2017-02-27 KR KR1020170025483A patent/KR101846775B1/ko active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000174547A (ja) * | 1998-12-02 | 2000-06-23 | Murata Mfg Co Ltd | 誘電体レンズアンテナおよびそれを用いた無線装置 |
Non-Patent Citations (2)
Title |
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Akihiro Takezawa 외 2명,'Shape and topology optimization based on the phase field method and sensitivity analysis', Journal of Computational Physics 229 (2010) 2697-2718, 2009.12., 페이지2697 내지 2718. |
Yuya Akatsuchi 외 5명, 'Design of a far-infrared lens based on topology optimization', 10th World Congress on Structural and Multidisciplinary Optimization, 2013. 5., 페이지1 내지 9. |
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