ETRI Knowledge Sharing Platform : Hyunwoo Cho

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Hyunwoo Cho

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Department: On-Device Artificial Intelligence Models Research Section

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KSP Keywords: 40 Gb/S Carrier-Suppressed Return-To-Zero(CSRZ) Q-Value High Q Field Trial Zero Signal Grating Filters Fiber Bragg Grating(FBG) Recovery Scheme Clock Extraction Signal Generator Cmos Technology Optical Clock Recovery 40 Gbit/S Optical Receiver Nonreturn-To-Zero (Nrz) Standard Single-Mode Fiber Design And Implementation Ber Characteristics Optical Instrumentation Beat Signal Parallel Processing Optical Amplifiers Variable Optical Attenuators(VOAs) Single-Stage Band-Limited Smf 3 Wideband Signal Cost-Effective Mach-Zehnder(MZ) Single Mode Fibre Electroabsorption Modulator(EAM) Mobile Devices Frequency Components Dielectric Resonator(DR) Data Rate Forward Error Correction(FEC) Back To Back(BTB) Pre-Emphasis Doped Fiber Amplifiers Fiber Grating Optical Link Bit Rate External Modulator Nonlinear Circuit Optical Transmitter Band-Limiting Optical Transport Network(OTN) Application Programming Interface Ghz Band High Speed Bit Error Rate Input Data Open-Loop Signal Noise Ratio(SNR) Source Code Polymer Waveguide Chirped Gratings Image Processing(IP) Conformance Testing Optical Transmission Compensation Technology Carrier Frequency Capacity Upgrade Low-Cost Unrepeated Transmission Signal Generation Clock Component Enhancement Deep Learning Framework Compact Clock Device Framework Processing Performance Web Acceleration Transmission Limit Structural Characteristic Dispersion Tolerance Tunable Dispersion Compensation Temperature Gradient Waveform Distortion 45 Ghz High Performance Shopping Application Recovery Module Differential Output Network Infrastructure Clock Frequency Scattering Effect Modulated Signal Resonator Filters Fiber Link Long-Haul Mixed Modulation Residual Dispersion Compute-Intensive Pseudo Random Binary Sequence(PRBS) Transmission Equipment Optical Communications Frequency Range Unrepeatered Transmission Extraction System Bandpass Filtering Web Computing 3-Db Bandwidth Conventional Methods Field Installed Prototype System Performance Evaluation Extraction Method Clock Generation Erbium-Doped Fiber Amplifier(EDFA) Web Browser Graphic Processing Unit(GPU) Power Penalty Transmission Experiment Line Rate Word Length Electrical Time-Division Multiplexing(ETDM) Transmission System Single Channel Bit Error Ratio Process Scheme Waveguide Bragg Grating Resonant Mode Unified Memory Processing Scheme Stimulated Brillouin Scattering Threshold Differential Amplifier Wdm Networks Chromatic Dispersion(CD) Dense Wavelength Division Multiplexing(DWDM-PON) Effective Capacity Wdm Transmission Bandwidth Limitation Dwdm Network Embedded System Limited Resources Web Graphics Library(Web GL) Optical Modulator Optical Signal Processing Dual-Mode Operation Optical Signal-To-Noise Ratio(OSNR)

Articles (61)
Patents (6)
Technology Transfer (7)
R&D Reports (0)
Standards (0)
Monographs/Talk (0)

논문 검색결과
Type	Year	Title	Cited
Journal	2021	CitiusSynapse: A Deep Learning Framework for Embedded Systems Seungtae Hong Applied Sciences, v.11, no.23, pp.1-22	1
Conference	2016	The Implementation of WebCL-based Retinex Algorithm 김도형 대한임베디드공학회 학술 대회 (추계) 2016, pp.292-293
Conference	2016	The Design and Implementation of Web Acceleration Technology-based Mobile Glasses Shopping Application Do-Hyung Kim International Conference on Future Generation Communication and Networking (FGCN) 2016, pp.10-14
Conference	2016	WebCL Prototype for High Performance Browser Running on Android-Powered Mobile Device Jae-Ho Lee International Conference on Information and Communication Technology Convergence (ICTC) 2016, pp.1039-1041	2
Journal	2016	Trends of Hardware Acceleration Technology in Web Browser 이재호 전자통신동향분석, v.31, no.4, pp.65-76
Conference	2016	The Implementation of Web-Accelerated Technology based Mobile Glasses Shopping Mall Reference Application 김도형 한국통신학회 종합 학술 발표회 (하계) 2016, pp.969-970
Conference	2015	The Introduction of 3D JavaScript Library Technology 김도형 대한임베디드공학회 학술 대회 (추계) 2015, pp.147-149
Journal	2015	Trends of Mobile Application Market Analysis Technology 윤여찬 전자통신동향분석, v.30, no.4, pp.82-91
Journal	2008	Cost-Effective Transition to 40 Gb/s Line Rate Using the Existing 10 Gb/s-Based DWDM Infrastructure Sang Soo Lee ETRI Journal, v.30, no.2, pp.261-267	0
Journal	2008	Design and Implementation of Open-Loop Clock Recovery Circuit for 39.8 Gb/s and 42.8 Gb/s Dual-Mode Operation Sang Kyu Lim ETRI Journal, v.30, no.2, pp.268-274	1
Journal	2008	Demonstration of CSRZ Signal Generator Using Single-Stage Mach-Zehnder Modulator and Wideband CMOS Signal Mixer Sae-Kyoung Kang ETRI Journal, v.30, no.2, pp.249-254	2
Conference	2008	On the Stimulated Brillouin Scattering Effect of Electrically Band-limited CSRZ Signal in Optical Transmission Sae-Kyoung Kang International Conference on Advanced Communication Technology (ICACT) 2008, pp.1684-1687	0
Conference	2007	Implementation of CSRZ Signal Generator Using a Single-Stage External Modulator and a Wideband CMOS Signal Mixer Sae-Kyoung Kang IEEE Lasers and Electro-Optics Society (LEOS) 2007, pp.884-885	0
Journal	2006	Technological Trend of Signal Transmission Based on Optical Transport Hierarchy 이현재 전자통신동향분석, v.21, no.6, pp.53-63
Conference	2006	A Compact 43Gb/s Clock Recovery Module Using a Dielectric Resonator Filter Sang Kyu Lim IEEE Lasers and Electro-Optics Society (LEOS) Meeting 2006, pp.567-568	0
Journal	2006	Capacity Upgrade to 40 Gb/s Channel Rate using Reconfigurable Optical Add-Drop Multiplexing Operation in 32 x 10 Gb/s based Repeaterless Mixed Fiber Link Sang Soo Lee Optical Engineering, v.45, no.10, pp.1-7	1
Conference	2006	40-Gb/s Tunable Dispersion Compensation with Polymer Waveguide Involving Chirped Gratings Jung Jin Ju European Conference on Optical Communication (ECOC) 2006, pp.1-2	0
Conference	2006	Clock Components in a Nonreturn-to-Zero Signal Generated by Optical Modulator Jae Myoung Lee OptoElectronics and Communications Conference (OECC) 2006, pp.1-2
Conference	2006	40 Gb/s Transmission over the Existing 10 Gb/s based DWDM Network Infrastructure Sang Soo Lee International Conference on Optical Internet and Next Generation Network (COIN-NGNCON) 2006, pp.413-415	0
Conference	2006	Multi-Service Traffic Transfer using 40G ETDM Optical Transmission Technology 이현재 광전자 및 광통신 학술 회의 (COOC) 2006, pp.1-2
Conference	2006	A CS-RZ Optical Transmitter using a optical modulator and AND devices 조현우 광전자 및 광통신 학술 회의 (COOC) 2006, pp.1-2
Conference	2006	Ultra Long-Haul Transmission of 40 G / 10 G Hybrid Signals 이상수 통신 정보 합동 학술 대회 (JCCI) 2006, pp.1-4
Journal	2006	Enhancement of Clock Component in a Nonreturn-to-Zero Signal through Beating Process Jae Myoung Lee Optical Fiber Technology, v.12, no.1, pp.59-70	7
Conference	2005	10GbE Signals Transport Technology through 40G TDM Transpoder 방준학 전자 정보 통신 학술 대회 (CEIC) 2005, pp.81-84
Conference	2005	Transmission Margin Comparison of Long-Haul Link with 40G/10G Hybrid Signal 이상수 전자 정보 통신 학술 대회 (CEIC) 2005, pp.166-168
Conference	2005	40Gb/s Clock Recovery Module Integrated with a Dielectric Resonator Filter 임상규 전자 정보 통신 학술 대회 (CEIC) 2005, pp.169-172
Conference	2005	Optical Signal Process Scheme for NRZ Clock Recovery Using Fiber Grating Filters Jae Myoung Lee OptoElectronics and Communications Conference (OECC) 2005, pp.1-2
Conference	2005	Transmission of 40 x 42.8 Gb/s CS-RZ Signal Over 640 km Single Mode Fiber using 10 Gb/s NRZ based WDM Link 이상수 광전자 및 광통신 학술 회의 (COOC) 2005, pp.191-192
Conference	2005	Field Trial of 1.6 Tb/s (40 Channels/spl Times/40 Gb/s) NRZ Signals over 511 km Standard Single Mode Fiber using Conventional Optical Amplifiers Sang Soo Lee International Conference on Communications (ICC) 2005, pp.1598-1602	2
Conference	2005	Field Trial of 40 x 42.8 Gb/s Transmission over 511km Standard SMF with Conventional EDFAs in Existing N x 10 Gb/s WDM Link Sang Soo Lee Optical Fiber Communications Conference (OFC) 2005, pp.1-3
Journal	2005	Optical Clock Recovery Scheme for a High Bit Rate Nonreturn-to-zero Signal using Fiber Bragg Grating Filters Jaemyoung Lee Optical Engineering, v.44, no.2, pp.1-2	6
Journal	2005	전계 흡수형 변조기를 사용한 42.8G x 16채널 신호의 200 km 단일 모드 광섬유 무중계 전송 Sang Soo Lee Optical Engineering, v.44, no.2, pp.1-4
Conference	2005	Implementation and Transmission Experiment of 4OGb/s TDM Transponder Accommodating 4 Channels of 1 OGb/s Optical Signal Wang Joo Lee International Conference on Advanced Communication Technology (ICACT) 2005, pp.1098-1101	0
Conference	2004	Clock Signal Extraction Method using Asymmetric Distortion of NRZ Signal 이왕주 전자 정보 통신 학술 대회 (CEIC) 2004, pp.121-123
Conference	2004	Implementaion of 40Gb/s MSA 300-pin optical transceiver 조현우 Photonics Conference 2004, pp.497-498
Conference	2004	Automatically adaptive 40Gb/s PMD compensator using a novel technique of separating PSP control from DGD control 한기호 Photonics Conference 2004, pp.487-488
Conference	2004	Implementation of 40Gb/s TDM Transponder Accommodating 4 Channels of 10Gb/s Signal 이왕주 Photonics Conference 2004, pp.503-504
Conference	2004	Field Trial of 40 x 42.8 Gbit/s Signals over 511 ㎞ Standard Single Mode Fiber Using Conventional Optical Amplifiers 이상수 Photonics Conference 2004, pp.295-296
Conference	2004	Optical Beat Signal Generation for NRZ Clock Recovery Using Fiber Bragg Grating Filters Jaemyoung Lee Optoelectronics and Communications Conference (OECC) 2004, pp.226-227
Conference	2004	Transmission of 32 x 10G/42.8G Hybrid Signal Over Single Mode Fiber 이상수 한국광학회 학술 발표회 (하계) 2004, pp.18-19
Conference	2004	High-Q DR Bandpass Filter for 40 Gbit/s Clock Recovery Circuit Sang-Kyu Lim Optoelectronics and Communications Conference (OECC) 2004, pp.238-239
Journal	2004	40G ETDM 프로토타입의 219km 단일 모드 광섬유 현장 시험 San Soo Lee Microwave and Optical Technology Letters, v.41, no.4, pp.304-306
Conference	2004	Transmission of the 43 Gb/s CS-RZ Signal Over Single Mode Fiber 이상수 광전자 및 광통신 학술 회의 (COOC) 2004, pp.337-338
Conference	2004	Realization of Integrated Clock Recovery Module for 40 Gbit/s Optical Receiver 임상규 광전자 및 광통신 학술 회의 (COOC) 2004, pp.85-86
Conference	2004	Transmission of 1.6Tbit/s (40 x 40Gbit/s) NRZ Signals over SMF 320km for Optical Transport Network Sang Soo Lee 통신 정보 합동 학술 대회 (JCCI) 2004, pp.1035-1038
Conference	2004	40GHz Clock Generation using Clock Component Enhancement Modulation and Band Pass Filtering WangJoo Lee International Conference on Advanced Communication Technplogy (ICACT) 2004, pp.291-293	1
Conference	2003	Characteristics of Packaged 40Gb/s Differential Output TIA 이왕주 대한전자공학회 학술 대회 2003, pp.63-66
Conference	2003	Field Trial of 40Gbit/s ETDM Prototype System over 219km of Installed Single Mode Fiber Sang Soo Lee Optoelectronics and Communications Conference (OECC) 2003, pp.659-660
Conference	2003	Optical Clock Recovery through Generating a Beat Signal using Fiber Bragg Grating Filters Jaemyoung Lee National Fiber Optic Engineers Conference (NFOEC) 2003, pp.108-113
Conference	2003	Field Trial of the 40Gbit/s ETDM Prototype Over 219km of Installed Single Mode Fibre Sang Soo Lee Conference on the Optical Internet (COIN) / Australian Conference on Optical Fibre Technology (ACOFT) 2003, pp.122-125
Conference	2003	40Gbit/s Based Electrical-Time-Division-Multiplexing Transmission Technology 이상수 한국통신학회 종합 학술 발표회 (하계) 2003, pp.1958-1961
Conference	2003	8 x 40Gbit/s Unrepeatered Transmission over 180km of Single Mode Fibre by using an Electroabsorption Modulator Sang Soo Lee Conference on the Optical Internet (COIN) / Australian Conference on Optical Fibre Technology (ACOFT) 2003, pp.119-121
Conference	2003	Clock Extraction of 40Gb/s ETDM Optical Receiver 임상규 광전자 및 광통신 학술 회의 (COOC) 2003, pp.1-2
Conference	2003	40Gb/s ETDM Optical Transmitter and Receiver 조현우 광전자 및 광통신 학술 회의 (COOC) 2003, pp.1-2
Conference	2003	40Gbit/s ETDM for Large Capacity Long-Haul Optical Transmission 이상수 광전자 및 광통신 학술 회의 (COOC) 2003, pp.1-2
Conference	2003	Optical Link Development for 40 Gbit/s Electrical-Time-Division- Multiplexing System Sang Soo Lee International Conference on Advanced Communication Technology (ICACT) 2003, pp.697-699
Conference	2002	40Gb/s Optical Transmitter and Receiver Using Electrical Time Division Multiplexing 조현우 Photonics Conference 2002, pp.551-552
Conference	2002	High-Q DR Bandpass Filter for the Clock Extraction of 40Gb/s Optical Receiver 임상규 Photonics Conference 2002, pp.87-88
Journal	2002	Configuration of ETDM 20Gb/s Optical Transmitter/Receiver and Their Chsracteristics 임상규 한국 광학회지, v.13, no.4, pp.295-300
Conference	2001	ETDM 20Gb/s Optical Transmission Experiment over 320km of SMF using NRZ Format 한기호 Photonics conference 2001, pp.381-382
Conference	2001	20Gb/s ETDM Transmitter/Receiver for High Speed Optical Transmission System 조현우 광자기술학회, pp.63-64

특허 검색결과
Status	Year	Patent Name	Country
Registered	2021	비정형 커널 패턴을 이용한 확장 컨볼루션 연산 수행 방법 및 이를 이용한 확장 컨볼루션 뉴럴 네트워크 시스템	KOREA
Registered	2020	임베디드 기기에서의 딥러닝 기반 객체 인식 장치 및 임베디드 기기용 객체 인식 모델 학습 장치	KOREA
Registered	2020	양자화 기계학습 알고리즘 최적화 장치 및 방법	KOREA
Registered	2016	임베디드 디바이스 제어장치 및 방법	KOREA
Registered	2014	하이브리드 센서를 이용한 착용형 디스플레이 장치의 자세 예측 장치	KOREA
Registered	2006	ATCA 플랫폼에서 OTH 신호프레임 스위칭 장치	KOREA

기술이전 검색결과
Year	Technology	Transaction Count	Manager
2023	Integrated development framework technology for generating and deploying device adaptive neural networks	2	Kim Seon-Tae
2022	On-Device Artificial Intelligence SW Technology for Visual Recognition on Drone-Mounterd Embedded Mission Computer	1	Kim Jeong-Si
2022	On-Device Artificial Intelligence SW Technology for Visual Recognition on Edge Devices wirh Low Spec HW	1	Kim Jeong-Si
2022	Neural Network Execution Code Generation and Deployment Technology for on-devices	1	Kyung Hee Lee
2021	On-Device Artificial Intelligence SW Technology for Visual Recognition on Smart Devices	1	Kim Jeong-Si
2020	On-Device Deep Learning SW Platform Technology for Visual Recognition on Smart Devices	2	Kim Jeong-Si
2015	Interactive content technology based on active motion platform	1	Ki-Hong Kim

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