Search Results - "Gyungock Kim"

Temperature Dependence of Silicon Nanophotonic Ring Resonator With a Polymeric Overlayer by LEE, Jong-Moo, KIM, Duk-Jun, AHN, Hokyun, PARK, Sang-Ho, KIM, Gyungock

“…In this paper, we investigate the temperature dependence of a silicon-on-insulator-based silicon nanophotonic ring resonator covered with a polymeric…”
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A fiber-to-chip coupler based on Si/SiON cascaded tapers for Si photonic chips by Park, Hyundai, Kim, Sanggi, Park, Jaegyu, Joo, Jiho, Kim, Gyungock

“…This paper reports a fiber-to-chip coupler consisting of a silicon inverted taper and a silicon oxynitride (SiON) double stage taper, where the cascaded taper…”
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Low-Crosstalk Silicon Nitride Arrayed Waveguide Grating for the 800-nm Band by Park, Jaegyu, Joo, Jiho, Kim, Gyungock, Yoo, Seong-Wook, Kim, Sanggi

“…We present a silicon nitride (Si x N y ) arrayed waveguide grating (AWG). Crosstalk in this AWG was reduced by decreasing the phase error in a multimode…”
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36-GHz High-Responsivity Ge Photodetectors Grown by RPCVD by Dongwoo Suh, Dongwoo Suh, Sanghoon Kim, Sanghoon Kim, Jiho Joo, Jiho Joo, Gyungock Kim, Gyungock Kim

“…We present high-speed Ge p-i-n photodetectors for vertical incidence with high responsivity, grown by reduced pressure chemical vapor deposition. From the…”
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A 22 to 26.5 Gb/s Optical Receiver With All-Digital Clock and Data Recovery in a 65 nm CMOS Process by Chu, Sang-Hyeok, Bae, Woorham, Jeong, Gyu-Seob, Jang, Sungchun, Kim, Sungwoo, Joo, Jiho, Kim, Gyungock, Jeong, Deog-Kyoon

“…This paper presents a 22 to 26.5 Gb/s optical receiver with an all-digital clock and data recovery (AD-CDR) fabricated in a 65 nm CMOS process. The receiver…”
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Raman study of electric-field-induced first-order metal-insulator transition in VO2-based devices by Kim, Hyun-Tak, Chae, Byung-Gyu, Youn, Doo-Hyeb, Kim, Gyungock, Kang, Kwang-Yong, Lee, Seung-Joon, Kim, Kwan, Lim, Yong-Sik

“…An abrupt first-order metal-insulator transition (MIT) as a current jump has been observed by applying a dc electric field to Mott insulator VO2-based…”
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Mechanism and observation of Mott transition in VO2-based two- and three-terminal devices by Kim, Hyun-Tak, Chae, Byung-Gyu, Youn, Doo-Hyeb, Maeng, Sung-Lyul, Kim, Gyungock, Kang, Kwang-Yong, Lim, Yong-Sik

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Single-chip photonic transceiver based on bulk-silicon, as a chip-level photonic I/O platform for optical interconnects by Kim, Gyungock, Park, Hyundai, Joo, Jiho, Jang, Ki-Seok, Kwack, Myung-Joon, Kim, Sanghoon, Gyoo Kim, In, Hyuk Oh, Jin, Ae Kim, Sun, Park, Jaegyu, Kim, Sanggi

“…When silicon photonic integrated circuits (PICs), defined for transmitting and receiving optical data, are successfully monolithic-integrated into major…”
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High-modulation efficiency silicon Mach-Zehnder optical modulator based on carrier depletion in a PN Diode by Park, Jeong Woo, You, Jong-Bum, Kim, In Gyoo, Kim, Gyungock

“…We present a high phase-shift efficiency Mach-Zehnder silicon optical modulator based on the carrier-depletion effect in a highly-doped PN diode with a small…”
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20-Gb/s 5- \text} and 25-Gb/s 3.8- \text} Area-Efficient Modulator Drivers in 65-nm CMOS by Kim, Yoonsoo, Jeong, Gyu-Seob, Park, Jun-Eun, Park, Joonbae, Kim, Gyungock, Jeong, Deog-Kyoon

“…This brief presents two area-efficient drivers for a 50-Ω terminated optical modulator. Driver 1 adopts a double cascode with dynamic biasing that enables…”
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RF Frequency Doubling Using a Silicon p-i-n Diode-Based Mach-Zehnder Modulator by Park, Jeong-Woo, You, Jong-Bum, Lee, Jong-Moo, Kim, Gyungock

“…We demonstrate frequency doubling at 1 GHz using a new silicon Mach-Zehnder modulator (MZM). Modulation of the refractive index of silicon for an MZM action is…”
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Photo-assisted electrical gating in a two-terminal device based on vanadium dioxide thin film by Lee, Yong Wook, Kim, Bong-Jun, Choi, Sungyoul, Kim, Hyun-Tak, Kim, Gyungock

“…For electrical devices based on vanadium dioxide thin film, various methods have been implemented on the electrical gating of the devices. In this paper, a…”
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High-Power Broadband Superluminescent Diode Using Selective Area Growth at 1.5- \mu m Wavelength by Song, Jung Ho, Kim, Kisoo, Leem, Young Ahn, Kim, Gyungock

“…Superluminescent diode with a selectively grown multiquantum-well layer is demonstrated. The device consists of an angled facet single-mode waveguide with a…”
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High-Power Broadband Superluminescent Diode Using Selective Area Growth at 1.5-[mu] m Wavelength by Jung Ho Song, Jung Ho Song, Kisoo Kim, Kisoo Kim, Young Ahn Leem, Young Ahn Leem, Gyungock Kim, Gyungock Kim

“…Superluminescent diode with a selectively grown multiquantum-well layer is demonstrated. The device consists of an angled facet single-mode waveguide with a…”
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20-Gb/s 3.6-VPP-swing source-series-terminated driver with 2-Tap FFE in 65-nm CMOS by Jun-Eun Park, Yoonsoo Kim, Sungwoo Kim, Gyungock Kim, Deog-Kyoon Jeong

“…A 20 Gb/s source-series-terminated (SST) driver that provides large output swing for optical modulator is presented. This work incorporates a stacked SST…”
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A compact 22-Gb/s transmitter for optical links with all-digital phase-locked loop by Sungwoo Kim, Sungchun Jang, Jun-Eun Park, Yoonsoo Kim, Gyungock Kim, Deog-Kyoon Jeong

“…An optical transmitter for driving a Mach-Zehnder (MZ) Interferometer is proposed which incorporates an alldigital phase-locked loop (ADPLL) and a…”
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12.5-Gb/s analog front-end of an optical transceiver in 0.13-μm CMOS by Dong-Wook Kim, Han-Kyu Chi, Yu-Sang Chun, Myung-Heon Chin, Gyungock Kim, Deog-Kyoon Jeong

“…In this work, a 12.5-Gb/s trans-impedance amplifier (TIA) with capacitive peaking, limiting amplifier (LA) based on the Cherry-Hooper amplifier, and…”
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High-performance vertical-illumination type 100% Ge-on-Si photodetectors operating up to 50 Gb/s by In Gyoo Kim, Ki-Seok Jang, Sanghoon Kim, Jiho Joo, Gyungock Kim

“…We present high-performance vertical-illumination type Ge-on-Si photodetectors (PDs) which are ready for optical network applications. The fabricated…”
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Strain-controlled Selective-area Growth of InGaAsP Films on InP by Song, Jung Ho, Kim, Kisoo, Leem, Young Ahn, Kim, Hyo Jung, Kim, Gyungock

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Cost-Effective 2\times 2 Silicon Nitride Mach-Zehnder Interferometric (MZI) Thermo-Optic Switch by Joo, Jiho, Park, Jaegyu, Kim, Gyungock

“…We present cost effective <inline-formula> <tex-math notation="LaTeX">2 \times 2 </tex-math></inline-formula> silicon nitride Mach-Zehnder interferometric…”
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