المؤلفون: Won Min Choi, Taeyong Jeong, Dong Hwan Lee, Jun Hee Kim, Dong Geun Lee, Keum Cheol Hwang

المصدر: IET Microwaves, Antennas & Propagation, Vol 18, Iss 10, Pp 731-747 (2024)

مصطلحات موضوعية: dipole antenna arrays, fractal antennas, satellite antennas, Telecommunication, TK5101-6720, Electricity and magnetism, QC501-766

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1751-8725; https://doaj.org/toc/1751-8733

URL الوصول: https://doaj.org/article/99df74f9885448eea653500e58055532

المؤلفون: Sooncheol Bae, Hansik Oh, Woojin Choi, Jaekyung Shin, Yifei Chen, Hyeongjin Jeon, Young Chan Choi, Sunwoo Nam, Soohyun Bin, Yoonjung Lee, Kang-Yoon Lee, Keum Cheol Hwang, Youngoo Yang

المصدر: IEEE Access, Vol 12, Pp 41980-41987 (2024)

مصطلحات موضوعية: Class-E/F₃ switching power amplifier, SPA, Class-E, switching amplifier, resonant circuit, total harmonic distortion, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/10473993/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/8198c74b877d45aa81c8fa991096ca65

المؤلفون: Muhammad Adnan, Taeyong Jeong, Jongjin Park, Youngoo Yang, Kang-Yoon Lee, Keum Cheol Hwang

المصدر: IEEE Access, Vol 12, Pp 72199-72209 (2024)

مصطلحات موضوعية: Low temperature co-fired ceramics (LTCC), differentially-fed planar aperture antenna, millimeter-wave (mm-Wave), substrate-integrated-waveguide (SIW), parasitic strips, tuning stubs, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/10531742/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/2ab4e85b15224ae496a32084826c7f62

المؤلفون: Dong Hyee Hwang, Taeyong Jeong, Jun Hee Kim, Keum Cheol Hwang

المصدر: Applied Sciences, Vol 14, Iss 15, p 6633 (2024)

مصطلحات موضوعية: active electronically scanned array, harmonic suppression, frequency selective surface, equivalent circuit model, band-pass filter, band-stop filter, Technology, Engineering (General). Civil engineering (General), TA1-2040, Biology (General), QH301-705.5, Physics, QC1-999, Chemistry, QD1-999

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2076-3417/14/15/6633; https://doaj.org/toc/2076-3417

URL الوصول: https://doaj.org/article/8ee17e565ef24ba78d0b52194d8ae361

المؤلفون: Yifei Chen, Woojin Choi, Jaekyung Shin, Hyeongjin Jeon, Sooncheol Bae, Young Chan Choi, Cheon-Seok Park, Kang-Yoon Lee, Keum Cheol Hwang, Youngoo Yang

المصدر: IEEE Access, Vol 11, Pp 11479-11488 (2023)

مصطلحات موضوعية: Load modulation combiner, Doherty power amplifier, extended OBO level, GaN-HEMT, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/10029364/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/402e9de6776943b2ab8585b6c2336944

المؤلفون: Hansik Oh, Jaekyung Shin, Hyeongjin Jeon, Young Yun Woo, Keum Cheol Hwang, Kang-Yoon Lee, Youngoo Yang

المصدر: IEEE Access, Vol 11, Pp 25879-25892 (2023)

مصطلحات موضوعية: InGaP/GaAs HBT, Doherty power amplifier, differential power amplifier, direct power division, transformer-less interstage, 5G new radio, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/10066291/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/189291a661444940bac626241146eb83

المؤلفون: Yifei Chen, Woojin Choi, Jaekyung Shin, Hyeongjin Jeon, Sooncheol Bae, Soohyun Bin, Sunwoo Nam, Young Chan Choi, Hyunuk Kang, Kang-Yoon Lee, Keum Cheol Hwang, Youngoo Yang

المصدر: IEEE Access, Vol 11, Pp 66478-66487 (2023)

مصطلحات موضوعية: Doherty power amplifier, load modulation, efficiency, compact load network, GaN, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/10168891/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/9913c95a514b40cd8fb65921c5f1e2a2

المؤلفون: Jaekyung Shin, Woojin Choi, Yifei Chen, Hyeongjin Jeon, Sooncheol Bae, Young Chan Choi, Hyunuk Kang, Hyungmo Koo, Young Yun Woo, Kang-Yoon Lee, Keum Cheol Hwang, Youngoo Yang

المصدر: IEEE Access, Vol 11, Pp 101425-101434 (2023)

مصطلحات موضوعية: Doherty power amplifier, impedance transformation condition, effective electrical length, virtual-stub, GaN-HEMT, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/10251520/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/9b4b5c82973b421a876934448f92d286

المؤلفون: Thai Van Trinh, Son Trinh-Van, Kang-Yoon Lee, Younggoo Yang, Keum Cheol Hwang

المصدر: Applied Sciences, Vol 14, Iss 10, p 4062 (2024)

مصطلحات موضوعية: circularly polarized (CP) antenna, dielectric resonator antennas (DRAs), dual-band, dual-CP, satellite communications, Technology, Engineering (General). Civil engineering (General), TA1-2040, Biology (General), QH301-705.5, Physics, QC1-999, Chemistry, QD1-999

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2076-3417/14/10/4062; https://doaj.org/toc/2076-3417

URL الوصول: https://doaj.org/article/e4cb4aca5641488bac59f6c7f00179d7

المؤلفون: Mok Yoon Park, Jun Hee Kim, Sang-hwa Yi, Wonseob Lim, Youngoo Yang, Keum Cheol Hwang

المصدر: Applied Sciences, Vol 14, Iss 8, p 3490 (2024)

مصطلحات موضوعية: series-fed antenna, beam-tilted antenna, circularly polarization, microwave power transmission, unmanned aerial vehicle, Technology, Engineering (General). Civil engineering (General), TA1-2040, Biology (General), QH301-705.5, Physics, QC1-999, Chemistry, QD1-999

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2076-3417/14/8/3490; https://doaj.org/toc/2076-3417

URL الوصول: https://doaj.org/article/f5e8cd757bb84216b5587e601c507f7b

المؤلفون: Son Trinh-Van, Woo Yong Yang, Hyung Won Cho, Keum Cheol Hwang

المصدر: Applied Sciences, Vol 14, Iss 7, p 2730 (2024)

مصطلحات موضوعية: dual-band antenna, dual-polarized, Ku-band, satellite communications, shared aperture, Technology, Engineering (General). Civil engineering (General), TA1-2040, Biology (General), QH301-705.5, Physics, QC1-999, Chemistry, QD1-999

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2076-3417/14/7/2730; https://doaj.org/toc/2076-3417

URL الوصول: https://doaj.org/article/69a51725ddcf477b9257b9529f4090ac

المؤلفون: Reza E. Rad, Arash Hejazi, Sungjin Kim, Younggun Pu, Joon Tae Kim, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee

المصدر: IEEE Access, Vol 10, Pp 8133-8139 (2022)

مصطلحات موضوعية: Automatic gain control, high dynamic range, dedicated short-range communication, image rejection, power detector, 5.8 GHz receiver, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9681074/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/34f81edb327d46d18d039a4a2a6de7a6

المؤلفون: Reza E. Rad, Yasser M. Qaragoez, Sungjin Kim, Arash Hejazi, Dong Gyu Kim, Danial Khan, Imran Ali, Behnam S. Rikan, Sang-Sun Yoo, Younggun Pu, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee

المصدر: IEEE Access, Vol 10, Pp 54214-54220 (2022)

مصطلحات موضوعية: Class-E/F₂₃, CMOS power amplifier, TV white space (TVWS), wideband, switching amplifier, wireless communications, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9775952/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/bde7feabc19c4875ab5dddc464097164

المؤلفون: Qurat Ul Ain, Danial Khan, Muhammad Basim, Seong Jin Oh, Khuram Shehzad, Byeong Gi Jang, Syed Adil Ali Shah, Jong Wan Jo, Young Gun Pu, Keum Cheol Hwang, Youngoo Yang, Kang-Yoon Lee

المصدر: IEEE Access, Vol 10, Pp 45943-45953 (2022)

مصطلحات موضوعية: Active rectifier, deglitch circuit, gate charge recycling, high efficiency, switching loss, wireless power transfer system, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9762697/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/b64acfd905404ef98210963c42310fe4

المؤلفون: Kuhyeon Kwon, Woojin Choi, Jaekyung Shin, Yifei Chen, Young Chan Choi, Sooncheol Bae, Hyeongjin Jeon, Jiwon Hwang, Seungmin Woo, Young Yun Woo, Kang-Yoon Lee, Keum Cheol Hwang, Youngoo Yang

المصدر: IEEE Access, Vol 10, Pp 70440-70446 (2022)

مصطلحات موضوعية: Doherty power amplifier, compact load network, controlled electrical length, 5G New Radio, GaN-HEMT, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9810313/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/ce46fb51ee854d7984dc8df3f972d8da

المؤلفون: Yifei Chen, Woojin Choi, Jaekyung Shin, Hyeongjin Jeon, Sooncheol Bae, Young Chan Choi, Seungmin Woo, Young Yun Woo, Hansik Oh, Kang-Yoon Lee, Keum Cheol Hwang, Youngoo Yang

المصدر: IEEE Access, Vol 10, Pp 77487-77497 (2022)

مصطلحات موضوعية: Doherty power amplifier, extended output power back-off, modified load network, virtual open stub, out-phased current combining, complex combining load, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9837065/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/cf05fa74105c4fc1b4898f927811ee14

المؤلفون: Son Trinh-Van, Youngoo Yang, Kang-Yoon Lee, Keum Cheol Hwang

المصدر: IEEE Access, Vol 10, Pp 52154-52161 (2022)

مصطلحات موضوعية: Aperture-coupled, circularly polarized (CP) antenna, low profile, magneto-electric (ME) dipole, parasitic element, wideband, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9773113/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/f58f88905bc6425db0b826b97f96a99c

المؤلفون: Hyungmo Koo, Jaekyung Shin, Woojin Choi, Soohyun Bin, Hansik Oh, Hongjun Lim, Kang-Yoon Lee, Keum Cheol Hwang, Youngoo Yang

المصدر: IEEE Access, Vol 10, Pp 125365-125375 (2022)

مصطلحات موضوعية: Microwave power transfer, channel estimation, phased array calibration, beamforming algorithm, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9966566/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/f48fda8e3f59478eabc5a122a923b1a8

المؤلفون: Jaekyung Shin, Jongseok Bae, Hyungmo Koo, Sooncheol Bae, Jongyun Na, Hansik Oh, Hyungjin Jeon, Hoseok Jung, Young Chan Choi, Seungmin Woo, Chan Mi Song, Keum Cheol Hwang, Kang-Yoon Lee, Youngoo Yang

المصدر: IEEE Access, Vol 9, Pp 72316-72325 (2021)

مصطلحات موضوعية: Microwave power transfer, massive Tx array, beamforming, complementary metal-oxide-semiconductor (CMOS), Tx~IC, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9430560/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/37a8382640924091a904f9269925b25b

المؤلفون: Son Trinh-Van, Thai Van Trinh, Youngoo Yang, Kang-Yoon Lee, Keum Cheol Hwang

المصدر: IEEE Access, Vol 9, Pp 64852-64859 (2021)

مصطلحات موضوعية: Bandwidth enhancement, low profile, magneto-electric (ME) dipole, shorting parasitic element, wideband, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/9419000/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/d81b8f6633ce4fb0b6622ccbbc52a87b