Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Kiryong Song"'
Publikováno v:
IEEE Transactions on Terahertz Science and Technology. 12:648-657
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 70:1797-1809
Publikováno v:
2022 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT).
Publikováno v:
IEEE Transactions on Terahertz Science and Technology. 10:419-422
A 300-GHz quadrature voltage-controlled oscillator (QVCO) integrated with a pair of mixers based on an InP heterojunction bipolar transistor (HBT) technology has been developed. A super-harmonic coupling technique was applied to generate the quadratu
Publikováno v:
Journal of Infrared, Millimeter, and Terahertz Waves. 41:202-214
In this work, a 300-GHz 7 × 7 detector array based on a 65-nm Si CMOS technology has been developed and transmission imaging was performed using the detector array without any optical elements. The detector array consists of a 7-by-7 arrangement of
Publikováno v:
IEEE Transactions on Terahertz Science and Technology. 9:215-218
A single-pole single-throw (SPST) switch operating around 300 GHz has been developed in this letter based on a 65-nm CMOS technology. The SPST switch adopts a novel coupled-line topology, in which MOSFETs are employed as a variable impedance componen
Publikováno v:
2020 IEEE/MTT-S International Microwave Symposium (IMS).
THz oscillators operating up to 680 GHz have been developed in this work based on a 250-nm InP heterojunction bipolar transistor (HBT) technology. This work shows that the common-base cross-coupled push-push oscillator topology is improved by adoptin
Publikováno v:
IEEE Transactions on Terahertz Science and Technology. 8:784-792
A 283-GHz fully integrated phase-locked loop (PLL) based on a 65-nm CMOS technology is presented. A triple-push ring voltage-controlled oscillator and a frequency divider chain (/16,384) composed of 2 injection-locked frequency dividers are developed
Autor:
Daekeun Yoon, Jungsoo Kim, Bernd Tillack, Jae-Sung Rieh, Kiryong Song, Mehmet Kaynak, Jongwon Yun
Publikováno v:
IEEE Transactions on Terahertz Science and Technology. 8:482-491
In this paper, three-dimensional (3-D) terahertz (THz) tomography was demonstrated with a signal source and imagers based on transistor circuits fabricated with standard semiconductor technologies. For the signal source, a 300-GHz oscillator based on
Publikováno v:
JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE. 18:536-540
A D-band low-noise amplifier (LNA) has been developed based on a 65-nm CMOS technology, which showed a measured peak gain of 16.1 dB at 134.5 GHz. The noise property of the fabricated amplifier was characterized with two different noise measurement t