2000 |
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17. | Byoung-Nam Kim; Chan-Byoung Chae; Seong-Ook Park FDTD 방법을 이용한 복잡한 구조물에서의 전자파 침투 특성 해석 Journal Article Journal of Korean Institute of Electromagnetic Engineering and Science, 11 (1), pp. 68 - 75, 2000. Abstract | Links | BibTeX | 태그: Domestic @article{Kim2000, title = {FDTD 방법을 이용한 복잡한 구조물에서의 전자파 침투 특성 해석}, author = {Byoung-Nam Kim and Chan-Byoung Chae and Seong-Ook Park}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/JJPHCH_2000_v11n1_68.pdf}, year = {2000}, date = {2000-01-01}, journal = {Journal of Korean Institute of Electromagnetic Engineering and Science}, volume = {11}, number = {1}, pages = {68 - 75}, abstract = {본 논문에서는 PML 흡수 경계 조건을 만족하는 FDTD법을 이용하여 안테나의 방사 특성 및 EM penet tration 문제를 해석하였다 설린더 위에 탑재된 짧은 모노폴 안테나의 경우 far-field에서의 주 방사 성분인 $E_0(\varphi=90^\circ)$에 대하여, 본 논문에서 제안된 FDTD 해석 결과와 Carter에 의한 정확한 해석적 방법과 서로 비교 해 보았으며 그 결파 두 해석 방법에 의한 결과 값이 서로 매우 잘 일치함을 확인할 수 있었다. 또한 이렇게 검증된 본 FDTD법을 이용하여 헬기와 같은 복잡한 구조물에서의 EM penetration 문제를 해석 하였다. 헬기의 외부에서 평면파가 입사함에 따라 헬기 내부로 침투되는 전자파 특성을 고찰하였다. 해석 결과, 헬기의 창문 및 측면 출입구를 통하여 입사 전자파의 대부분이 침투되는 특성을 확인하였다.}, keywords = {Domestic}, pubstate = {published}, tppubtype = {article} } 본 논문에서는 PML 흡수 경계 조건을 만족하는 FDTD법을 이용하여 안테나의 방사 특성 및 EM penet tration 문제를 해석하였다 설린더 위에 탑재된 짧은 모노폴 안테나의 경우 far-field에서의 주 방사 성분인 $E_0(varphi=90^circ)$에 대하여, 본 논문에서 제안된 FDTD 해석 결과와 Carter에 의한 정확한 해석적 방법과 서로 비교 해 보았으며 그 결파 두 해석 방법에 의한 결과 값이 서로 매우 잘 일치함을 확인할 수 있었다. 또한 이렇게 검증된 본 FDTD법을 이용하여 헬기와 같은 복잡한 구조물에서의 EM penetration 문제를 해석 하였다. 헬기의 외부에서 평면파가 입사함에 따라 헬기 내부로 침투되는 전자파 특성을 고찰하였다. 해석 결과, 헬기의 창문 및 측면 출입구를 통하여 입사 전자파의 대부분이 침투되는 특성을 확인하였다. |
16. | Kyoung-Bin Park; Young-Bae Jung; Dong-Hyuk Choi; Seong-Ook Park 적층형 Cavity-Backed 원형 마이크로스트립 안테나 해석 및 구현에 관한 연구 Journal Article Journal of Korean Institute of Electromagnetic Engineering and Science, 11 (1), pp. 37 - 45, 2000. Abstract | Links | BibTeX | 태그: Domestic @article{Park2000c, title = {적층형 Cavity-Backed 원형 마이크로스트립 안테나 해석 및 구현에 관한 연구}, author = {Kyoung-Bin Park and Young-Bae Jung and Dong-Hyuk Choi and Seong-Ook Park}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/JJPHCH_2000_v11n1_37.pdf}, year = {2000}, date = {2000-01-01}, journal = {Journal of Korean Institute of Electromagnetic Engineering and Science}, volume = {11}, number = {1}, pages = {37 - 45}, abstract = {마이크로스트럼 안테나는 여러 가지 장점에도 불구하고 협대역이라는 단점과 배열 안테나 구현 시에 나타나 는 표면 전파에 의한 음영각의 문제점에 의해 구현에 상당한 어려움을 가지게 된다. 이러한 문제를 해결할 수 있는 구조로 적층 구조와 cavity-backed 구조를 들 수 있는데, 반면 이러한 구조는 해석 및 설계가 쉽지 않은 상황이다 본 논문에서는 모우멘트볍올 사용하여 적층형 cavity-backed 원행 마이크로스트립 안테나를 해석하고 이를 이용하여 X-band 대역에서 안테나를 설계. 구현하여 봄으로써 적절한 해석이 이루어졌음을 검증하였다.}, keywords = {Domestic}, pubstate = {published}, tppubtype = {article} } 마이크로스트럼 안테나는 여러 가지 장점에도 불구하고 협대역이라는 단점과 배열 안테나 구현 시에 나타나 는 표면 전파에 의한 음영각의 문제점에 의해 구현에 상당한 어려움을 가지게 된다. 이러한 문제를 해결할 수 있는 구조로 적층 구조와 cavity-backed 구조를 들 수 있는데, 반면 이러한 구조는 해석 및 설계가 쉽지 않은 상황이다 본 논문에서는 모우멘트볍올 사용하여 적층형 cavity-backed 원행 마이크로스트립 안테나를 해석하고 이를 이용하여 X-band 대역에서 안테나를 설계. 구현하여 봄으로써 적절한 해석이 이루어졌음을 검증하였다. |
1999 |
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15. | Byoung-Nam Kim; Seong-Ook Park FDTD 기법을 이용한 복잡한 구조물 위에 부착된 안테나의 방사특성 해석 Journal Article Journal of the Korean Institute of Telematics and Electronics D, 36 (12), pp. 1 - 10, 1999. Abstract | Links | BibTeX | 태그: Domestic @article{Kim1999, title = {FDTD 기법을 이용한 복잡한 구조물 위에 부착된 안테나의 방사특성 해석}, author = {Byoung-Nam Kim and Seong-Ook Park}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/FDTD.pdf}, year = {1999}, date = {1999-12-01}, journal = {Journal of the Korean Institute of Telematics and Electronics D}, volume = {36}, number = {12}, pages = {1 - 10}, abstract = {본 논문에서는 3차원 PML 흡수 경계 조건을 갖는 FDTD법을 이용하여 복잡한 구조물 위에 부착된 안테나 해석 방법을 수행하였다. 본 연구에서 제안된 FDTD법의 타당성을 검증하기 위해 실린더 구조 및 구 구조 위에 짭은 모노폴 안테나가 탑재됨에 따른 안테나 방사 특성의 해석에 대해 정리한 Carter 및 Harrington에 의한 정확한 수학적 해석 방법과 상호 비교하였다. 비교 결과, 제안된 FDTD법 해석 결과는 기존의 정확한 수학적 풀이 방법과 매우 잘 일치함을 확인하였다. 이러한 검중된 FDTD 해석 기법을 이용하여 복잡한 구조에 대한 정확한 구조적 모델링을 할 수 있는 전문적인 CAD 툴을 결합하여 블랙호크 헬기와 같은 복잡한 대형 구조물에 부착된 안테나 해석을 수행하였다.}, keywords = {Domestic}, pubstate = {published}, tppubtype = {article} } 본 논문에서는 3차원 PML 흡수 경계 조건을 갖는 FDTD법을 이용하여 복잡한 구조물 위에 부착된 안테나 해석 방법을 수행하였다. 본 연구에서 제안된 FDTD법의 타당성을 검증하기 위해 실린더 구조 및 구 구조 위에 짭은 모노폴 안테나가 탑재됨에 따른 안테나 방사 특성의 해석에 대해 정리한 Carter 및 Harrington에 의한 정확한 수학적 해석 방법과 상호 비교하였다. 비교 결과, 제안된 FDTD법 해석 결과는 기존의 정확한 수학적 풀이 방법과 매우 잘 일치함을 확인하였다. 이러한 검중된 FDTD 해석 기법을 이용하여 복잡한 구조에 대한 정확한 구조적 모델링을 할 수 있는 전문적인 CAD 툴을 결합하여 블랙호크 헬기와 같은 복잡한 대형 구조물에 부착된 안테나 해석을 수행하였다. |
14. | Chan-Byoung Chae; Seong-Ook Park B-WLL 대역에서 건물 및 나무 영향에 따른전파 특성 연구 Journal Article Telecommunications Review, 9 (5), pp. 727 - 741, 1999. Abstract | Links | BibTeX | 태그: Domestic @article{Chae1999, title = {B-WLL 대역에서 건물 및 나무 영향에 따른전파 특성 연구}, author = {Chan-Byoung Chae and Seong-Ook Park}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/KCI_FI002056460.pdf}, year = {1999}, date = {1999-05-01}, journal = {Telecommunications Review}, volume = {9}, number = {5}, pages = {727 - 741}, abstract = {Ka 대역을 이용하는 B-WLL 환경에서 건물 및 나무 영향에 따른 전파 특성을 연구하였다. 분석에는 UTD(Uniform Theory of Diffraction)와 GO(Geometrical Optics)를 결합한 Ray Tracing 방법을 이용하여, 기지국과 장애물과의 각도, 그리고 건물과 수신자와의 거리 변화에 따라 회절된 전파 신호의 특성을 NSL(Normalized Signal Level)로 나타내어 해석하였다. 본 논문에서 해석한 결과는 B-WLL cell planing 및 기지국 선정에 도움이 되리라 생각된다.}, keywords = {Domestic}, pubstate = {published}, tppubtype = {article} } Ka 대역을 이용하는 B-WLL 환경에서 건물 및 나무 영향에 따른 전파 특성을 연구하였다. 분석에는 UTD(Uniform Theory of Diffraction)와 GO(Geometrical Optics)를 결합한 Ray Tracing 방법을 이용하여, 기지국과 장애물과의 각도, 그리고 건물과 수신자와의 거리 변화에 따라 회절된 전파 신호의 특성을 NSL(Normalized Signal Level)로 나타내어 해석하였다. 본 논문에서 해석한 결과는 B-WLL cell planing 및 기지국 선정에 도움이 되리라 생각된다. |
13. | Seong-Ook Park; C.A. Balanis; C.R. Birtcher Scattering of Rectangular Microstrip Patch using Acceleration Technique Conference Progress in Electromagnetics Research Symposium, Taiwan, 1999. BibTeX | 태그: International @conference{Park1999, title = {Scattering of Rectangular Microstrip Patch using Acceleration Technique}, author = {Seong-Ook Park and C.A. Balanis and C.R. Birtcher}, year = {1999}, date = {1999-03-22}, booktitle = {Progress in Electromagnetics Research Symposium}, address = {Taiwan}, keywords = {International}, pubstate = {published}, tppubtype = {conference} } |
1998 |
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12. | Seong-Ook Park 원통형 안테나의 해석적 방법에 의한 특이점 적분 Conference 전자파학회 종합학술회의, 1998. @conference{Park1998e, title = {원통형 안테나의 해석적 방법에 의한 특이점 적분}, author = {Seong-Ook Park}, year = {1998}, date = {1998-11-01}, booktitle = {전자파학회 종합학술회의}, keywords = {Domestic}, pubstate = {published}, tppubtype = {conference} } |
11. | Seong-Ook Park; C.A. Balanis New Acceleration Techniques for the Analysis of Gap Discontinuities Conference 1998 Korea-Japan AP/EMC/EMT Joint Conference, Korea, 1998. @conference{Park1998d, title = {New Acceleration Techniques for the Analysis of Gap Discontinuities}, author = {Seong-Ook Park and C.A. Balanis}, year = {1998}, date = {1998-09-03}, booktitle = {1998 Korea-Japan AP/EMC/EMT Joint Conference}, address = {Korea}, keywords = {Domestic}, pubstate = {published}, tppubtype = {conference} } |
10. | Seong-Ook Park; C.A. Balanis Analytical evaluation of the asymptotic impedance matrix of asymmetric gap discontinuities Journal Article IEEE Transactions on Microwave Theory and Techniques, 46 , pp. 1132 - 1140, 1998. Abstract | Links | BibTeX | 태그: International @article{Park1998, title = {Analytical evaluation of the asymptotic impedance matrix of asymmetric gap discontinuities}, author = {Seong-Ook Park and C.A. Balanis}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/00704956.pdf}, doi = {10.1109/22.704956}, year = {1998}, date = {1998-08-01}, journal = {IEEE Transactions on Microwave Theory and Techniques}, volume = {46}, pages = {1132 - 1140}, abstract = {New analytical formulas have been developed for evaluating the asymptotic impedance matrix of an asymmetric gap by using the integral transform method. Application of the newly derived formulas shows a dramatic improvement of the computation time for evaluating the overall impedance-matrix elements for the symmetric and asymmetric gaps while retaining the accuracy.}, keywords = {International}, pubstate = {published}, tppubtype = {article} } New analytical formulas have been developed for evaluating the asymptotic impedance matrix of an asymmetric gap by using the integral transform method. Application of the newly derived formulas shows a dramatic improvement of the computation time for evaluating the overall impedance-matrix elements for the symmetric and asymmetric gaps while retaining the accuracy. |
9. | Seong-Ook Park; C.A. Balanis Analytical Asymptotic Extraction Techniques for Gap Discontinuities Conference International Symposium on Electromagnetic Theory, 1 , Greece, 1998. BibTeX | 태그: International @conference{Park1998c, title = {Analytical Asymptotic Extraction Techniques for Gap Discontinuities}, author = {Seong-Ook Park and C.A. Balanis}, year = {1998}, date = {1998-05-28}, booktitle = {International Symposium on Electromagnetic Theory}, volume = {1}, pages = {136 - 138}, address = {Greece}, keywords = {International}, pubstate = {published}, tppubtype = {conference} } |
8. | Seong-Ook Park; C.A. Balanis; C.R. Birtcher Analytical evaluation of the asymptotic impedance matrix of a grounded dielectric slab with roof-top functions Journal Article IEEE Transactions on Antennas and Propagation, 46 (2), pp. 251 - 259, 1998. Abstract | Links | BibTeX | 태그: International @article{Park1998b, title = {Analytical evaluation of the asymptotic impedance matrix of a grounded dielectric slab with roof-top functions}, author = {Seong-Ook Park and C.A. Balanis and C.R. Birtcher}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/00660970.pdf}, doi = {10.1109/8.660970}, year = {1998}, date = {1998-02-01}, journal = {IEEE Transactions on Antennas and Propagation}, volume = {46}, number = {2}, pages = {251 - 259}, abstract = {An analytical technique is derived to solve the asymptotic part of impedance matrix elements for printed circuit structures using roof-top subdomain expansions. The key to this problem is the analytical transformation from an infinite double integral to a suitable finite one-dimensional (1-D) integral. The newly developed formula is applied to the monostatic radar cross section (RCS) of a microstrip patch. Comparisons are made with measurements and conventional method of moments predictions.}, keywords = {International}, pubstate = {published}, tppubtype = {article} } An analytical technique is derived to solve the asymptotic part of impedance matrix elements for printed circuit structures using roof-top subdomain expansions. The key to this problem is the analytical transformation from an infinite double integral to a suitable finite one-dimensional (1-D) integral. The newly developed formula is applied to the monostatic radar cross section (RCS) of a microstrip patch. Comparisons are made with measurements and conventional method of moments predictions. |
1997 |
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7. | Seong-Ook Park; C.A. Balanis Analytical Techniques for the Evaluation of the Asymptotic Matrix Elements in Method of Moments Conference NATO Advanced Study Institute, Greece, 1997. BibTeX | 태그: International @conference{Park1997b, title = {Analytical Techniques for the Evaluation of the Asymptotic Matrix Elements in Method of Moments}, author = {Seong-Ook Park and C.A. Balanis}, year = {1997}, date = {1997-07-26}, booktitle = {NATO Advanced Study Institute}, pages = {11}, address = {Greece}, keywords = {International}, pubstate = {published}, tppubtype = {conference} } |
6. | Seong-Ook Park Analytical Techniques for the Evaluation of Asymptotic Matrix Elements in Electromagnetic Problems PhD Thesis Arizona State University, 1997. @phdthesis{Park1997c, title = {Analytical Techniques for the Evaluation of Asymptotic Matrix Elements in Electromagnetic Problems}, author = {Seong-Ook Park}, year = {1997}, date = {1997-05-31}, school = {Arizona State University}, keywords = {etc}, pubstate = {published}, tppubtype = {phdthesis} } |
5. | Seong-Ook Park; C.A. Balanis Analytical technique to evaluate the asymptotic part of the impedance matrix of Sommerfeld-type integrals Journal Article IEEE Transactions on Antennas and Propagation, 45 (5), pp. 798 - 805, 1997. Abstract | Links | BibTeX | 태그: International @article{Park1996, title = {Analytical technique to evaluate the asymptotic part of the impedance matrix of Sommerfeld-type integrals}, author = {Seong-Ook Park and C.A. Balanis}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/00575625.pdf}, doi = {10.1109/8.575625}, year = {1997}, date = {1997-05-01}, journal = {IEEE Transactions on Antennas and Propagation}, volume = {45}, number = {5}, pages = {798 - 805}, abstract = {The propagation of electromagnetic waves in a grounded dielectric slab has numerous applications in printed antenna technology and in the analysis of microwave- and millimeter-wave integrated circuits. For the accurate analysis of microstrip dipoles and circuits based on the moment of method (MoM), a crucial step is the precise evaluation of the impedance matrix elements which contain the integration of Sommerfeld-type integrals. The integral transform method with the asymptotic extraction technique is formulated for calculating a Sommerfeld-type integral problem. This formulation allows the infinite double integral of the asymptotic part of the impedance matrix to be transformed into a finite one-dimensional (1-D) integral. This finite 1-D integral contains a spherical Legendre function and can be easily evaluated numerically after the singular part of the integral is performed analytically. It is shown that the proposed method dramatically reduces the computation time and improves the accuracy over the conventional method to evaluate the asymptotic part of impedance matrix.}, keywords = {International}, pubstate = {published}, tppubtype = {article} } The propagation of electromagnetic waves in a grounded dielectric slab has numerous applications in printed antenna technology and in the analysis of microwave- and millimeter-wave integrated circuits. For the accurate analysis of microstrip dipoles and circuits based on the moment of method (MoM), a crucial step is the precise evaluation of the impedance matrix elements which contain the integration of Sommerfeld-type integrals. The integral transform method with the asymptotic extraction technique is formulated for calculating a Sommerfeld-type integral problem. This formulation allows the infinite double integral of the asymptotic part of the impedance matrix to be transformed into a finite one-dimensional (1-D) integral. This finite 1-D integral contains a spherical Legendre function and can be easily evaluated numerically after the singular part of the integral is performed analytically. It is shown that the proposed method dramatically reduces the computation time and improves the accuracy over the conventional method to evaluate the asymptotic part of impedance matrix. |
4. | Seong-Ook Park; C.A. Balanis Dispersion characteristics of open microstrip lines using closed-form asymptotic extraction Journal Article IEEE Transactions on Microwave Theory and Techniques, 45 (3), pp. 458 - 460, 1997. Abstract | Links | BibTeX | 태그: International @article{Park1997, title = {Dispersion characteristics of open microstrip lines using closed-form asymptotic extraction}, author = {Seong-Ook Park and C.A. Balanis}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/00563350.pdf}, doi = {10.1109/22.563350}, year = {1997}, date = {1997-05-01}, journal = {IEEE Transactions on Microwave Theory and Techniques}, volume = {45}, number = {3}, pages = {458 - 460}, abstract = {A full-wave spectral-domain method with an asymptotic extraction technique is formulated for multilayer microstrip lines. This formulation provides a simple closed-form representation of the asymptotic part of the impedance matrix by using Chebyshev polynomial basis functions with the square-root edge condition and the asymptotic behaviour of the Green's function. The formulation is applied to open microstrip lines. Numerical results, in the form of the effective dielectric constants, are presented for the dominant mode. It is shown that the proposed method significantly reduces the computational time and improves the accuracy over the conventional spectral-domain approach (SDA).}, keywords = {International}, pubstate = {published}, tppubtype = {article} } A full-wave spectral-domain method with an asymptotic extraction technique is formulated for multilayer microstrip lines. This formulation provides a simple closed-form representation of the asymptotic part of the impedance matrix by using Chebyshev polynomial basis functions with the square-root edge condition and the asymptotic behaviour of the Green's function. The formulation is applied to open microstrip lines. Numerical results, in the form of the effective dielectric constants, are presented for the dominant mode. It is shown that the proposed method significantly reduces the computational time and improves the accuracy over the conventional spectral-domain approach (SDA). |
3. | Seong-Ook Park; C.A. Balanis Closed-form asymptotic extraction method for coupled microstrip lines Journal Article IEEE Microwave and Guided Wave Letters, 7 (3), pp. 84 - 86, 1997. Abstract | Links | BibTeX | 태그: International @article{Park1996b, title = {Closed-form asymptotic extraction method for coupled microstrip lines}, author = {Seong-Ook Park and C.A. Balanis}, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/00556040.pdf}, doi = {10.1109/75.556040}, year = {1997}, date = {1997-03-01}, journal = {IEEE Microwave and Guided Wave Letters}, volume = {7}, number = {3}, pages = {84 - 86}, abstract = {The effective dielectric constants of a symmetric coupled microstrip line operating in the dominant mode are solved by using a closed-form formula of the asymptotic part of the impedance matrix elements. Using this asymptotic closed-form solution, the finite upper limit for numerical integration in the evaluation of the impedance matrix elements is significantly reduced. This results in improved computational efficiency for determining the /spl epsiv//sub reff/ of a coupled microstrip line while retaining a good accuracy compared to the conventional spectral domain approach (SDA).}, keywords = {International}, pubstate = {published}, tppubtype = {article} } The effective dielectric constants of a symmetric coupled microstrip line operating in the dominant mode are solved by using a closed-form formula of the asymptotic part of the impedance matrix elements. Using this asymptotic closed-form solution, the finite upper limit for numerical integration in the evaluation of the impedance matrix elements is significantly reduced. This results in improved computational efficiency for determining the /spl epsiv//sub reff/ of a coupled microstrip line while retaining a good accuracy compared to the conventional spectral domain approach (SDA). |
1996 |
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2. | Seong-Ook Park; C.A. Balanis Closed-Form Extraction of Dispersion Characteristics of Open Microstrip Lines Conference URSI Radio Science Meeting, U.S., 1996. BibTeX | 태그: International @conference{Park1996c, title = {Closed-Form Extraction of Dispersion Characteristics of Open Microstrip Lines}, author = {Seong-Ook Park and C.A. Balanis}, year = {1996}, date = {1996-07-21}, booktitle = {URSI Radio Science Meeting}, address = {U.S.}, keywords = {International}, pubstate = {published}, tppubtype = {conference} } |
1995 |
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1. | Seong-Ook Park; C.A. Balanis Efficient kernel calculation of cylindrical antennas Journal Article IEEE Transactions on Antennas and Propagation, 43 , 1995. Abstract | Links | BibTeX | 태그: International @article{Park1995, title = {Efficient kernel calculation of cylindrical antennas}, author = {Seong-Ook Park and C.A. Balanis }, url = {http://143.248.148.42/wordpress/wp-content/uploads/2018/10/00475108.pdf}, doi = {10.1109/8.475108}, year = {1995}, date = {1995-11-01}, journal = {IEEE Transactions on Antennas and Propagation}, volume = {43}, abstract = {This paper presents a technique for evaluating analytically and without limitation the singular part of the kernel integral of cylindrical wires due to uniform current distribution. This approach uses the static Green's function expression in cylindrical coordinates. The formula of the singular part converges rapidly and illustrates its usefulness for kernel calculations without loss of accuracy.}, keywords = {International}, pubstate = {published}, tppubtype = {article} } This paper presents a technique for evaluating analytically and without limitation the singular part of the kernel integral of cylindrical wires due to uniform current distribution. This approach uses the static Green's function expression in cylindrical coordinates. The formula of the singular part converges rapidly and illustrates its usefulness for kernel calculations without loss of accuracy. |
Publications
2000 |
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17. | FDTD 방법을 이용한 복잡한 구조물에서의 전자파 침투 특성 해석 Journal Article Journal of Korean Institute of Electromagnetic Engineering and Science, 11 (1), pp. 68 - 75, 2000. |
16. | 적층형 Cavity-Backed 원형 마이크로스트립 안테나 해석 및 구현에 관한 연구 Journal Article Journal of Korean Institute of Electromagnetic Engineering and Science, 11 (1), pp. 37 - 45, 2000. |
1999 |
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15. | FDTD 기법을 이용한 복잡한 구조물 위에 부착된 안테나의 방사특성 해석 Journal Article Journal of the Korean Institute of Telematics and Electronics D, 36 (12), pp. 1 - 10, 1999. |
14. | B-WLL 대역에서 건물 및 나무 영향에 따른전파 특성 연구 Journal Article Telecommunications Review, 9 (5), pp. 727 - 741, 1999. |
13. | Scattering of Rectangular Microstrip Patch using Acceleration Technique Conference Progress in Electromagnetics Research Symposium, Taiwan, 1999. |
1998 |
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12. | 원통형 안테나의 해석적 방법에 의한 특이점 적분 Conference 전자파학회 종합학술회의, 1998. |
11. | New Acceleration Techniques for the Analysis of Gap Discontinuities Conference 1998 Korea-Japan AP/EMC/EMT Joint Conference, Korea, 1998. |
10. | Analytical evaluation of the asymptotic impedance matrix of asymmetric gap discontinuities Journal Article IEEE Transactions on Microwave Theory and Techniques, 46 , pp. 1132 - 1140, 1998. |
9. | Analytical Asymptotic Extraction Techniques for Gap Discontinuities Conference International Symposium on Electromagnetic Theory, 1 , Greece, 1998. |
8. | Analytical evaluation of the asymptotic impedance matrix of a grounded dielectric slab with roof-top functions Journal Article IEEE Transactions on Antennas and Propagation, 46 (2), pp. 251 - 259, 1998. |
1997 |
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7. | Analytical Techniques for the Evaluation of the Asymptotic Matrix Elements in Method of Moments Conference NATO Advanced Study Institute, Greece, 1997. |
6. | Analytical Techniques for the Evaluation of Asymptotic Matrix Elements in Electromagnetic Problems PhD Thesis Arizona State University, 1997. |
5. | Analytical technique to evaluate the asymptotic part of the impedance matrix of Sommerfeld-type integrals Journal Article IEEE Transactions on Antennas and Propagation, 45 (5), pp. 798 - 805, 1997. |
4. | Dispersion characteristics of open microstrip lines using closed-form asymptotic extraction Journal Article IEEE Transactions on Microwave Theory and Techniques, 45 (3), pp. 458 - 460, 1997. |
3. | Closed-form asymptotic extraction method for coupled microstrip lines Journal Article IEEE Microwave and Guided Wave Letters, 7 (3), pp. 84 - 86, 1997. |
1996 |
|
2. | Closed-Form Extraction of Dispersion Characteristics of Open Microstrip Lines Conference URSI Radio Science Meeting, U.S., 1996. |
1995 |
|
1. | Efficient kernel calculation of cylindrical antennas Journal Article IEEE Transactions on Antennas and Propagation, 43 , 1995. |