-
Optical Fiber CommunicationsTechnology, Systems and Circuits OverviewLecturer: Ali Fotowat AhmadyFeb 7, 2012Tabriz University Photonics Conference**Sharif University of Technology
Sharif University of Technology
-
AgendaWhy Optical Communications?Broadband Access TechnologiesFTTx PON TechnologyGPON: System Overview and Protocol StackOptical TransceiversCMOS Optoelectronic ReceiverCMOS CDR and DEMUX IC*Sharif University of Technology*
Sharif University of Technology
-
Traffic Growth and Power Consumption*Sharif University of Technology*
Sharif University of Technology
-
Limitations of Electrical LinksMarket Transition from Electrical to Optical*Sharif University of Technology*
Sharif University of Technology
-
Progress in Optical Communication Technology (2 of 2)*Sharif University of Technology*
Sharif University of Technology
-
Trend of Broadband Access Studies**Data speed (bps)1G100M10M100G10G20052000201020152020Year1995100BaseTGbE10GbE40/100GbEB-PONGE-PONG-PON10G-EPONNG-PON1Next targetSTM-PONIEEE802.3 STD2009.92010.5ADSLNG-PON2(WDM TDM Hybrid PON)P-PP-MPFTTH20 mill. users10 mill.(+ SCM-PON for video distribution)P-P: Point to PointP-MP: Point to MultipointSCM: Subcarrier ModulationNGA: Next Generation Accessmax.min.Sharif University of Technology
Sharif University of Technology
-
Access: Fiber To The X (FTTx)**Service NodeONUFTTHFTTBFTTCFTTCabOptical FiberPON SystemxDSLOLTONUNTNTFTTC: Fiber To The CurbFTTCab : Fiber To The CabinetFTTH : Fiber To The HomeFTTB : Fiber To The BuildingOperation SystemInternetLeased LineVOIPPSTN VideoTwisted PairONTONTPassive Optical SplitterSharif University of Technology
Sharif University of Technology
-
FTTX PON: The Critical Components**Optical AmplifierOptical Fiber CableONTWDM CouplerVideo TXOLTSplitter1490nm1310nm1550nmTxRxTxRxRx Up to 60 km* physical reach(* with G.984.6 Reach Extender)ONUAccess Node NBBBCCE1/DS1GbE STMn/OCn(and/or)Sharif University of Technology
Sharif University of Technology
-
xPON Comparison**Sharif University of Technology
Sharif University of Technology
-
PON Applications**STM1ONTSTM1ONTSTM1ONTATM10/100BTRemote DSLAM/DLC1. FTTP4. DSLAM Aggregation2. Cellular Backhaul3. CATV Multiple System OperatorSharif University of Technology
Sharif University of Technology
-
GPON Equipments**GPON OLTGPON ONUGPON ONUGPON ONTFiber CableTwisted PairElectrical or OpticalSplitterFTTCFTTHSharif University of Technology
Sharif University of Technology
-
GPON Equipments**Sharif University of Technology
Sharif University of Technology
-
Optical Food Chain*Sharif University of Technology*
Sharif University of Technology
-
Optical Communication Protocol Stack*Sharif University of Technology*
Sharif University of Technology
-
ITU-T Recommendations GPON Protocol Stack and Common Functions*Sharif University of Technology*Protocol stack for the GTCGPON common functions
Sharif University of Technology
-
GPON GTC Frame Format*Sharif University of Technology*GTC Layer Framing for Downstream and UpstreamDownstream GPON Frame Format
Sharif University of Technology
-
Generic Optical Fiber System*Sharif University of Technology*
Sharif University of Technology
D QFF
N
N
D QFF
-
*Sharif University of Technology*An 8.5-Gb/s Fully Integrated CMOS Optoelectronic Receiver Using Slope-Detection Adaptive Equalizer, JSCC 2010
Sharif University of Technology
-
Differential n-well Photodiode*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010Rectangular n-well diodes are covered by light-blocking metals
Sharif University of Technology
-
Photodiode Responsivity Variation*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010 Doping dependency of the photodiode responsivity at 3-dB frequency (5.9 GHz)temperature dependency of the photodiode responsivity
Sharif University of Technology
-
Variation of CPD*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010Doping dependencies of CPDTemperature dependencies of CPD
Sharif University of Technology
-
Block diagram of the proposed adaptive equalizer*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
Proposed OEIC Receiver*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
Proposed Adaptation Circuit*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
Proposed Feedback TIA & DC-Balanced Buffer*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
Proposed Equalization Filter Cell*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010Frequency ResponseSimulated frequency response of the proposed equalization lter cell for various capacitor control voltages
Sharif University of Technology
-
LA First Stage Gain Cell*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
LA Second Stage & Replica Bias Circuit*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
Temperature Variation*Sharif University of Technology*Simulated bandwidth of the silicon photodiode and the proposed receiver front-end at various temperatures.LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
Chip microphotograph*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
Measurement*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
Measured Eye-Diagrams*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010Minimal EqualizationOptimal Equalization
Sharif University of Technology
-
Measured BER of OEIC Receiver*Sharif University of Technology*LEE et al.: AN 8.5-Gb/s FULLY INTEGRATED CMOS OPTOELECTRONIC RECEIVER USING SLOPE-DETECTION ADAPTIVE EQUALIZER, JSCC 2010
Sharif University of Technology
-
*Sharif University of Technology*A 10-Gb/s CMOS CDR and DEMUX IC With a Quarter-Rate Linear Phase Detector, JSCC 2006
Sharif University of Technology
-
Dual loop architecture for wide frequency acquisition rangeFull integration of CDR, DEMUX, LVDS, LD, and LOS
BYUN et al.: A 10-Gb/s CMOS CDR AND DEMUX IC WITH A QUARTER-RATE LINEAR PHASE DETECTOR,JSCC 2006System Architecture**Sharif University of Technology
Sharif University of Technology
-
Proposed Quarter-rate Linear PDA 2.5GHz LC-QVCO generates four phase recovered clocksThere are 8 phase error pulsesfour UP[3:0] pulses four DN[3:0] pulsesBYUN et al.: A 10-Gb/s CMOS CDR AND DEMUX IC WITH A QUARTER-RATE LINEAR PHASE DETECTOR,JSCC 2006**Sharif University of Technology
Sharif University of Technology
-
Proposed Quarter-rate Linear PDUP pulse width = 150psDN pulse width = 100ps
Design issuesPhase errorDuty ratio distortionDelay matchingBYUN et al.: A 10-Gb/s CMOS CDR AND DEMUX IC WITH A QUARTER-RATE LINEAR PHASE DETECTOR,JSCC 2006**Sharif University of Technology
Sharif University of Technology
150ps
100ps
0
5
4
3
2
1
6
3
4
4
5
1
2
0
1
5
6
4
5
3
4
2
3
1
2
0
1
5
6
UP[0]
UP[1]
UP[3]
UP[2]
-
Trans-conductor CircuitBYUN et al.: A 10-Gb/s CMOS CDR AND DEMUX IC WITH A QUARTER-RATE LINEAR PHASE DETECTOR,JSCC 2006**Sharif University of Technology
Sharif University of Technology
IBIAS
3
3
2
3 : 2
1 : 1
1
INP
INN
IBIAS
2
INP
INN
IBIAS
UP 0
+
-
differentialUP[3:0]
1
INP
INN
IBIAS
+
bias
IBIAS a
-
DOWN 0
INP
bias
IBIAS
INN
INP
bias
IBIAS
INN
INP
bias
IBIAS
INN
differentialDN[3:0]
4
MP5
MP6
Loop filter
MN5
MN6
4
4
4
MUX
from CP
SEL
gm_CTRL[2:0]
3
-
Data Recovery CircuitBYUN et al.: A 10-Gb/s CMOS CDR AND DEMUX IC WITH A QUARTER-RATE LINEAR PHASE DETECTOR,JSCC 2006**Sharif University of Technology
Sharif University of Technology
-
Lock DetectorBYUN et al.: A 10-Gb/s CMOS CDR AND DEMUX IC WITH A QUARTER-RATE LINEAR PHASE DETECTOR,JSCC 2006**Sharif University of Technology
Sharif University of Technology
-
Die Photo & Performance Summary0.13m 1P8M CMOS + UTM, MIM optionsDie area = 10.2mm2 including ESD, PAD, and I/O terminationsBYUN et al.: A 10-Gb/s CMOS CDR AND DEMUX IC WITH A QUARTER-RATE LINEAR PHASE DETECTOR,JSCC 2006**Sharif University of Technology
Sharif University of Technology
VCO
PD
DR
4:16DEMUX
Preamplifier
LVDS driver
LVDS driver
Lock ctrl.
PLL blocks
Technology
Chip area
Package
Power consumption
0.13mm CMOS 1P8M + MIM, UTM
3mm X 3.4mm
8mm X 8mm 128 ball CABGA
100mA at 1.2V core, 205mA at 2.5V I/O
Bit rate
210mVpp at 10-12 BER
Sensitivity level
9.4Gb/s ~ 11.3Gb/s
Maximum usable level
Jitter tolerance
1.5Vpp at 10-12 BER
0.5UIpp
Recovered clock jitter
2.1psrms at 155.52MHz
POCLK/DOUT skew
140ps
BER
< 10-15
-
LDD (SB350)*Sharif University of Technology*
Sharif University of Technology
-
TIA (SB360) *Sharif University of Technology*
Sharif University of Technology
-
PA (SB370)*Sharif University of Technology*
Sharif University of Technology
-
TIA/PA (SB380)*Sharif University of Technology*
Sharif University of Technology
-
Question and Answer
Thanks for your attention*Sharif University of Technology*
Sharif University of Technology
**********************