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3 xdsl /UTP FTTH / 2002 2005 2010 2 Mbps 6 Mbps 100Mbps * 10 Mbps 45Mbps 155Mbps FTTO / FTTD /
Digital (DBS) 53Mbps/4km LMDS ADSL : Asymmetric Digital Subscriber Line HDSL : High speed Digital Subscriber Line VDSL : Very high speed Digital Subscriber Line CSU : Channel Service Unit DBS : Direct Broadcast Satellite ONU : Optical Network Unit ONT : Optical Network Termination FTTC : Fiber To The Curb FTTO : Fiber To The Office FTTH : Fiber To The Home HFC : Hybrid Fiber Coaxial LMDS : Local Multipoint Distribution System MMDS : Multi-channel Multipoint Distribution System MSO : Multiple Service Operator ISDN : Integreated Service Digital Network L/R : Line Repeater MMDS/LMDS Fiber Hub Station 1.7Mbps DBS STB/ MMDS/LMDS STB ISDN TP (1 pairs) TP (1 pairs) 56Kbps/7km 128Kbps/7km Analog Modem ISDN Adaptor x TP (1-2 pairs) T1/E1/7km L\R CSU D S TP (2-3 pairs) 2Mbps/3km HDSL Modem 640kbps Home Terminal (CO) L HFC TP (1 pairs) Fiber ONU 8Mbps/2.7km 30Mbps Amp Coax ADSL Modem 3Mbps Cable Modem F T T x Fiber Fiber Fiber FTTO FTTC FTTH 155Mbps/40km 622Mbps/15km 155(622)Mbps/20km ONU 52Mbps/0.3km Coax or Copper 8Mbps/2.7km 2.3Mbps VDSL Modem 640kbps ADSL Modem ONT ONU Taking off, FTTH! : 4
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12 8 16 OLT MUX/DeMUX 19 Rack 3U heights MUX/DeMUX OLT CWDM-PON system (OLT) CWDM Mux/DeMux Media converter (ONU)
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14 CWDM-OLT MDF 1 Gbps x 16ch. 1 Gbps. 100 Mbps. MC switch UTP MC Media Conve rter Router L3 switch MC MC Media Conver ter Media Conver ter MC MUX/ DEMUX MUX/ DEMUX Optical switch switch Media Converter UTP <20km <200m CWDM/SM fiber LED/MM fiber
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17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 DATA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 101 102 1 2 3 4 5 6 1 2 3 4 5 6 201 202 1 2 3 4 5 6 1 2 3 4 5 6 301 302 1 2 3 4 5 6 1 2 3 4 5 6 401 402 1 2 3 4 5 6 1 2 3 4 5 6 103 104 203 204 303 304 403 404 MDF-FDF 1U-4 CATV 1550 transmitter CATV-EDFA In Out CATV-Splitter CATV-EDFA CATV-EDFA In In Out Out 1 EDFA CATV-EDFA In Out CATV-EDFA In Out
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19 CWDM-MUX O-Switch O-Switch O-Switch MDF or, CATV-EDFA In Out 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 CATV-Splitter Core FDF Data 1 2 3 4
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21,..,. 1. : 2. 3. (PBT) 4. ( ) 5. :
6 Core (FRP) ( 3mm) (2~12 ) : 39kg/km, 8.6mm * 4.3mm, -40 ~ +70 C :,,, 4 Core 22
20F 2F 1F 23
24 (Splitter), PON, 32 PLC(Planer Lightwave Circuit Splitter), (PLC Type) Wave Guide Y-Branching Unit P1 Po P8 Planar Substrate
25 MDF-FDF MDF 6 SMF distribution 1U for 4 buildings FDF -FDF 6 SMF distribution FDF 4core (SMF 2core ) SMF - / PC 1ea, APC 1ea( ) MMF PC 2ea
26 CATV Transmitter Optical output power: 2dBm(typical) Wavelength: 1550nm Alarm: -5dBm Connector type: SC/APC LD: DFB laser Vcc: 12V DC/220V 19 Rack CATV Receiver Bandwidth & RF Gain (40-860MHz): 0dB(typical) RF VSWR: S11(1.5:1), S22(1.5:1) typical Alarm: -10dBm CATV EDFA Output power: 22dBm @0dBm Input return loss: less than 45dB Effective suppression of SBS Noise figure 5.0dB @1550nm Polarization, modulation and frequency independent Low power consumption Real-tine monitor
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FTTH solutions 층단자함 현장조립용커넥터 MDF EDFA 동단자함 FDF FDF 19 Rack CWDM MC 29
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32 EDFA 1550TX Light Transmitter Analog Video
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