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資訊學院研究能量與研發(fā)成果「 Broadband Communications 研究群 」楊啟瑞 林盈達 陳 健 陳耀宗 Broadband Communications Research Areaso Optical Networkingo TCPFriendly Congestion Controlo Request scheduling for links and serverso Broadband Switcheso WDM Optical Networkso High Performance Gateway Design (for P2P, Streaming, Mobility, Home Multimedia, etc..) Broadband Communications Research Directions (楊啟瑞 )n Optical Networking Broadband Communications Selected Ramp。D Resultso Highperformance Optical PacketSwitched Metro Network (HOPSMAN): Technologies and ExperimentationRecovered 5MHz ClockMetro WDM NetworkOptical Node Architecture50/50Splitter90/10Combiner90/10SplitterFixed Delay LineTime slotTimingControlSync.MonitoringModuleODF OAFSlotEraser(Snodeonly) ControlChannelReceiverChannel TimingProcessor/TableFastTunableFilterModulatorSOA GateSwitch ControlChannelTxTunableLaserUpper LayerBurstModeReceiverAccess Control ProcessorOptical, DataElectrical, ControlElectrical, DataElectrical, Control (no time critical)Legend:TunableLaserOSERSystem Central Controller + Transponderl Transponder:– DWDM patible– Send/Receive at l System Central Controller– Xilink XC2V3000 + FPGA– Digital clock manager– IP immersion architecture – 180 MSPSOptical Tunable Transmitter and Receiversl Fast Tunable Receiver– SOA FourWaveMixing (FWM) wavelength conversion, super fast 1ps– Fixed filter l Fast Tunable Transmitter– Intune AltoNet 1200– Fast tuning 200ns– Cover whole Cband (1530nm1565nm)Optical Slot Eraserl Optical Slot Eraser– Built by Semiconductor Optical Amplifier (SOA)– Very fast operation 50ns– High on/off extinction ratio 30dBl Optical Slot Eraser is only facilitated at Server node due to costly optical erasing operation Broadband CommunicationsMajor Projectso Excellence Project: Next Generation Information Communication Networks (卓越後續(xù)計劃 , 國科會 , 2022~2022): n 楊啟瑞 (with 24 faculty members)o 支援下一代無線與 FTTx 擷取之光纖都會網路技術 (國科會, 2022~2022)n 楊啟瑞o Optical Metro Ring Networks 系統(tǒng)設計模擬 (工研院電通所 , 2022~2022)