ECE 4006-B GIGABIT ETHERNET GROUP #7 Update Presentation #11

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Presentation transcript:

ECE 4006-B GIGABIT ETHERNET GROUP #7 Update Presentation #11 PLANNED WORK week #Nov. 25th – Dec. 2nd Complete unconnectorized Assembly Continue trouble shooting Finish TX and RX alignment tolerance testing Complete TX and RX error rate testing (connectorized) Start 2nd Build ????? Start Final paper PROGRESS Connectorized RX Board Assembled and working !! Connectorized TX Board Assembled and working !! Received connectorized PD (Thank you G6 !!!) Received connectorized components (finally) from vendor TX and RX Repairs and modifications THANKS G1 !!!!! Started unconnectorized assembly Presented by: Boun Vongsamphanh

RX Changes (schematic view)

TX Changes (schematic view)

Eye diagram for G7 transmitter throughput PRBS7 K28.5 Honeywell HFE-4383-521 Peak Wavelength 850 nm Slope Efficiency 0.15 mW/mA Threshold Current 3.5 mA HOME

Eye diagram for G7 receiver throughput PRBS7 K28.5 Optoway OPDR1-GSA3 Peak wavelength 850 nm Responsivity 0.55 mA/mW Capacitance 1.5 pF “Bad” eye diagrams (showing gradual improvement during initial repairs) HOME

Both TX and RX working Eye diagram for G7 transmitter connected to G7 receiver !! PRBS7 K28.7 HOME

ECE 4006-B GIGABIT ETHERNET GROUP #7 Update Presentation #11

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