Link Budget

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Baseline

Assignment Packet:

1. Header [5 pts]: Names of the team members, date, course name, and course number. 

3. Check  Performance  (10  pts):    Insert  a  screen  shot  of  your entire  spread  sheet  that  shows  the 

check on your spread‐sheet calculations. 

2. Performance  (10  pts):  Insert  a  screen  shot  of  your entire  spread  sheet  that shows  the  baseline system performance. 

Optical Power|  |
 | Source Power| 20.0000| [mW]|
 | Source Power| 13.0103| [dBm]|
 | Source-to-fiber coupling loss| 5.8000| [dB]|
 | Fiber loss @ source mean wavelength λo| 0.2000| [dB/km]|  | Link length| 90.0000| [km]|
 | Link fiber loss| 18.0000| [dB]|
 | Fiber-spool length| 10.0000| [km]|
 | Number of spools (max length 10 km)| 9.0000| [--]|
 | Number of fiber splices| 8.0000| [--]|
 | Splice loss, per splice| 0.0400| [dB]|
 | Splice loss, all splices| 0.3200| [dB]|
 | Fiber-to-receiver coupling loss| 3.0000| [dB]|
 | Received power| -14.1097| [dBm]|
 | Receiver sensitivity| -20.0000| [dBm]|
 |  |  |  |
Optical Pulse Width|  |
 | Source mean wavelength, λo| 1550.0000| [nm]|
 | Source spectral width, Δf| 100.0000| [GHz]|
 | Source spectral width, Δλo| 0.8008| [nm]|
 | Data rate (no WDM)| 2.5000| [Gb/s]|
 | Baud Rate| 2.5000| [Gb/s]|
 | Bit Slot| 400.0000| [ps]|
 | Initial pulse width, Δt, 50% RZ| 200| [ps]|
 | Side-band capture factor| 2.50000| [--]|
 | Modulated Spectral Wdth, ΔfBDR| 6.2500| [GHz]|
 | Modulated Spectral Wdth, ΔλBDR| 0.05005| [nm]|
 | Summed Spectral Width, ΔλT| 0.85089| [nm]|
 | Fiber Dispersion parameter, D @ λo| 4.0000| [ps/nm-km]|  | Fiber-link chromatic dispersion| 360.0000| [ps/nm]|  | Dispersion-induced pulse spread, Δto| 306.3188| [ps]|  | Pulse width, including dispersion| 506.3188| [ps]|

 | % fill of bit slot| 126.5797| [%]|
 | 1dB Transmission Penalty bit-slot fill| 70.0000| [%]|  | Transmission Penalty, scale linearly from 1dB| 1.8083| [dB]|  |  |  |  |
Transmission Performance|  |  |  |
 | System margin| 4.0820| [dB]|
 | Required system margin| 4.0000| [dB]|

Other Performance Check

Optical Power|  |
 | Source Power| 5.0000| [mW]|
 | Source Power| 6.9897| [dBm]|
 | Source-to-fiber coupling loss| 5.0000| [dB]|
 | Fiber loss @ source mean wavelength λo| 0.5000| [dB/km]|  | Link length| 55.0000| [km]|
 | Link fiber loss| 27.5000| [dB]|
 | Fiber-spool length| 10.0000| [km]|
 | Number of spools (max length 10 km)| 6.0000| [--]|
 | Number of fiber splices| 5.0000| [--]|
 | Splice loss, per splice| 0.0500| [dB]|
 | Splice loss, all splices| 0.2500| [dB]|
 | Fiber-to-receiver coupling loss| 5.0000| [dB]|
 | Received power| -30.7603| [dBm]|
 | Receiver sensitivity| -25.0000| [dBm]|
 |  |  |  |
Optical Pulse Width|  |
 | Source mean wavelength, λo| 1600.0000| [nm]|
 | Source spectral width, Δf| 50.0000| [GHz]|
 | Source spectral width, Δλo| 0.4267| [nm]|
 | Data rate (no WDM)| 2.5000| [Gb/s]|
 | Baud Rate| 2.5000| [Gb/s]|
 | Bit Slot| 400.0000| [ps]|
 | Initial pulse width, Δt, 50% RZ| 200.0000| [ps]|
 | Side-band capture factor| 2.50000| [--]|
 | Modulated Spectral Wdth, ΔfBDR| 6.2500| [GHz]|
 | Modulated Spectral Wdth, ΔλBDR| 0.05333| [nm]|
 | Summed Spectral Width, ΔλT| 0.48000| [nm]|
 | Fiber Dispersion parameter, D @ λo| 10.0000| [ps/nm-km]|  | Fiber-link chromatic dispersion| 550.0000| [ps/nm]|  | Dispersion-induced pulse spread, Δto| 264.0000| [ps]|  | Pulse width, including dispersion| 464.0000| [ps]|

 | % fill of bit slot| 116.0000| [%]|
 | 1dB Transmission Penalty bit-slot fill| 50.0000| [%]|  | Transmission Penalty, scale linearly from 1dB| 2.3200| [dB]|  |...
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