Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Joon Young Huh"'
Publikováno v:
Optics express. 29(20)
In the present work, a discrete flexure for silicon carbide (SiC) deformable mirror (DM) with Lead-Magnesium-Niobate (PMN) stacked-actuators is designed using topology and size optimizations. In order to fulfill the designated surface strokes of the
Autor:
Sanghwa Yoo, Heuk Park, Jyung Chan Lee, Eun Kyu Kang, Joon Young Huh, Gye Sul Cho, Haechung Kang, Dae Woong Moon, Jong Jin Lee, Joon Ki Lee
Publikováno v:
Optics Express. 30:41980
We present a fully-integrated single-lane 53 GBd PAM-4 silicon photonics (SiPh) transmitter (Tx) with a flip-chip bonded laser diode (LD). The LD is butt-coupled to a Si edge coupler including a SiO2 suspended spot-size converter. The coupled power e
Autor:
Sang-Tae Kim, Joon-Young Huh
Publikováno v:
Journal of Korea Game Society. 18:121-130
Publikováno v:
Optical Fiber Technology. 45:141-145
We report on an electro-absorption modulator (EAM) integrated laser (EML) based real-time 112 Gbit/s (2 × 56.25 Gbit/s) 4-level pulse amplitude modulation (PAM-4) signal transmission in the C-band over 80 km of standard single-mode fiber (SSMF). Var
Publikováno v:
Optics express. 28(22)
We have successfully demonstrated a hybrid-integrated 400-Gb/s (4 × 100 Gb/s) CWDM4 PAM-4 receiver optical sub-assembly (ROSA) with a bandwidth-improved multilayer evaluation board. The proposed ROSA offers packaging simplification through passive o
Publikováno v:
Optics Express. 30:1534
We successfully demonstrate a 106.25-Gbps PAM-4 bidirectional optical sub-assembly for optical access networks, including a driver amplifier and an electro-absorption modulated laser for a transmitter, a photodiode and transimpedance amplifier for a
Publikováno v:
ETRI Journal. 37:1120-1128
We propose a pseudo optical N-level pulse-amplitude modulation (PO PAM-N) signal using a few externally-modulated lasers (EMLs) operating at different wavelengths, which is suitable for upgrading the transmission speed over an optical link of ) of th
Publikováno v:
ETRI Journal; Dec2015, Vol. 37 Issue 6, p1120-1128, 9p
Publikováno v:
ETRI Journal. 35:1-6
In this paper, we present an implemented serial 40-Gb/s receiver optical subassembly (ROSA) module by employing a proposed TO-CAN package and flexible printed circuit board (FPCB). The TO-CAN package employs an L-shaped metal support to provide a str
Autor:
Ji Wook Youn, Jyung Chan Lee, Je-Soo Ko, Joon Young Huh, Jong Hyun Lee, Jong-Yoon Shin, Sun Hyok Chang, Sun Moo Kang, Hwan Seok Chung, Joon Ki Lee, Sung Kyu Hyun, Won Hee Lee, Sae-Kyoung Kang, Kwang-Joon Kim
Publikováno v:
Journal of Lightwave Technology. 30:3918-3923
A field trial of 100GE signal transmission using dual-carrier differential quadrature phase shift keying (DC-DQPSK) based optical transceiver is demonstrated for 100 Gb/s metro area network. Neither high-end ADC/DSP nor fast optical polarization trac