Zobrazeno 1 - 10
of 14
pro vyhledávání: '"Daechul Jeong"'
Autor:
Seungchan Heo, Ji-Soo Chang, Sanghoon Kang, Hyung-sun Lim, Sang-Wook Han, Jongwoo Lee, Il-Yong Jong, Ki Yong Son, Chih-Wei Yao, Joon-hee Lee, Ronghua Ni, Daechul Jeong, Thomas Byunghak Cho, Jaehyuk Jang, Yongrong Zuo, Jeong-Yeol Bae, Sang-Hyun Baek, Lee Jae-Hoon, Byoungjoong Kang, Seunghyun Oh, Inyup Kang
Publikováno v:
IEEE Journal of Solid-State Circuits. 54:3541-3552
The world’s first single-chip RF transceiver to support 5G sub-6-GHz new radio (NR) and long-term evolution (LTE) E-UTRA New Radio-Dual Connectivity (EN-DC) in 14-nm FinFET CMOS technology is presented. The single-chip transceiver integrates identi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9087d36b11243c119d8c46d575670441
https://doi.org/10.1109/jssc.2019.2938132
https://doi.org/10.1109/jssc.2019.2938132
Autor:
Jongsu Lee, Ji-Seon Paek, Seunghoon Kang, Jongwoo Lee, Daechul Jeong, Ki Yong Son, Wonjun Jung
Publikováno v:
2021 IEEE Radio Frequency Integrated Circuits Symposium (RFIC).
This paper presents 2G/3G/4G/5G transmitter that has a compact die area and supports multi bands in 5G new radio (NR). The transmitter with inter-digitated switchable transformer is designed to support n77/n78/n79 of 5G FR1 bands (3.2GHz to 5GHz) and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::37b21d17c280a151cdee2fc69a2f0e9e
https://doi.org/10.1109/rfic51843.2021.9490416
https://doi.org/10.1109/rfic51843.2021.9490416
Autor:
Joon-hee Lee, Jae-Seung Lee, Jae-Hong Jung, Junho Huh, Thomas Byunghak Cho, Daechul Jeong, Juyoung Han, Jeong-Yeol Bae, Shinwoong Kim, Chung Lau, Jong-Soo Lee, Yanghoon Lee, Sang-Yun Lee, Jongwoo Lee, Jae-Hoon Lee, Sung-Jun Lee, Jaehyuk Jang, Ikkyun Cho, Sang-Wook Han, Inyup Kang
Publikováno v:
VLSI Circuits
This paper presents an RF CMOS transceiver supporting all cellular protocols including 5G Frequency Range (FR) 1 with eighteen receiver pipelines and two chains of transmitters. To transfer data for all combinations of carrier aggregation (CA) and a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d31b32b2b48fb27081bd76c812fdc4b6
https://doi.org/10.1109/vlsicircuits18222.2020.9162850
https://doi.org/10.1109/vlsicircuits18222.2020.9162850
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 66:2356-2362
This paper presents a 2.4-GHz ISM band ultralow-power receiver with a passive sliding-IF (SIF) mixer structure. A self-biased inverter-based low noise amplifier which has high FOM and good linearity in low-power operation is employed. All passive SIF
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::76051c2137e9b161eda9a5c74354b55b
https://doi.org/10.1109/tmtt.2017.2756622
https://doi.org/10.1109/tmtt.2017.2756622
Publikováno v:
IEEE Microwave Magazine. 18:110-124
As wireless communications progress from second to fourth-generation (4G) systems, the information content drastically increases, requiring high-data-rate transmissions. For efficient use of precious spectrum resources, the modulated signals have wid
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::4eb5ae6b5940909e6ab5dafb7a26f301
https://doi.org/10.1109/mmm.2017.2712040
https://doi.org/10.1109/mmm.2017.2712040
Autor:
Byungjoon Park, Bumman Kim, Sangsu Jin, Yunsung Cho, Jooseung Kim, Daechul Jeong, Kyunghoon Moon
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 64:4535-4544
A Ka-band highly linear power amplifier (PA) is implemented in 28-nm bulk CMOS technology. Using a deep class-AB PA topology with appropriate harmonic control circuit, highly linear and efficient PAs are designed at millimeter-wave band. This PA arch
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6258468db90381406bf12516ba3a6e1b
https://doi.org/10.1109/tmtt.2016.2623706
https://doi.org/10.1109/tmtt.2016.2623706
Autor:
Inyup Kang, Ronghua Ni, Jeong-Yeol Bae, Jaehyuk Jang, Joon-hee Lee, Yongrong Zuo, Daechul Jeong, Sanghoon Kang, Sang-Wook Han, Hyung-sun Lim, Quang-Diep Bui, Thomas Byunghak Cho, Suseob Ahn, Jongwoo Lee, Il-Yong Jong, Seungchan Heo, Chih-Wei Yao, Seunghyun Oh, Byoungjoong Kang, Kiyong Son
Publikováno v:
ISSCC
To carry on the explosion of mobile data traffic, cellular networks have evolved to enhance air capacity with emerging 5G New Radio (NR) technologies. Thanks to carrier aggregation (CA) and advanced-MIMO techniques, the NR devices can attain up to se
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d45540613257fb8f6ea3bea990c54a65
https://doi.org/10.1109/isscc.2019.8662353
https://doi.org/10.1109/isscc.2019.8662353
Autor:
Henning Gero Petry, Daechul Jeong, Sung-Yong Lee, Maurice Smeets, Matthias Kötter, Markus Netterscheid, Imre Pörgye
Publikováno v:
Proceedings ISBN: 9783658258887
For Heavy-Duty (HD) as well as for Non-Road Mobile Machinery (NRMM) applications, legislative requirements regarding in-use emission compliance have been introduced in recent years. The in-use compliance needs to be fulfilled under real-world boundar
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fe345fa4c7413961da83e51b7d293949
https://doi.org/10.1007/978-3-658-25889-4_6
https://doi.org/10.1007/978-3-658-25889-4_6
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 64:2615-2622
For a highly efficient ON–OFF keying (OOK) transmitter, a microwatt-level ultralow-power (ULP) driver and power amplifier (PA) are designed. For efficient amplification with very high optimum impedance in the ULP application, a class-C topology is
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7262e85bc215c27dfd05fe04dad0f5cb
https://doi.org/10.1109/tmtt.2016.2581822
https://doi.org/10.1109/tmtt.2016.2581822
Publikováno v:
IEEE Microwave and Wireless Components Letters. 26:528-530
This letter presents a fully-integrated ultra-low power (ULP) direct-conversion transmitter. For an ULP modulation, a voltage-driven passive-mixer is optimized with a super source follower (SSF) having a low-output impedance. Also, a linear Doherty P
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7e3e2e3b2d776bec9f34a9a550bee547
https://doi.org/10.1109/lmwc.2016.2574826
https://doi.org/10.1109/lmwc.2016.2574826