1. Simulation-assisted design of future optical communication systems
Work-shop on: simulation tools for system, device and network modeling
Simulation-assisted design of future optical communication systems
Vittorio Curri

2. Transmission level simulator:
DWDM/OTDM optical systems
Ultra-long haul links
All-optical networks
CATV/Digital/Analog systems
OptSim features:
Accurate models and algorithms
Transmission impairment analysis
Complete set of measurements
Set of virtual instruments for post-processing of results
OptSim provides
Fast learning curve & usability
Intuitive graphical user interface
Data output display & lab-like measurements
Reliability with large number of WDM Channels

3. Artifex
Powerful modeling & simulation environment for design of discrete event systems
Ideal for the design and simulation of
Communication Networks
Switching Equipment
Protocols
Graphical representation of system dynamic behavior
Object Oriented
Hierarchical Design
Open architecture
Access to source code
Easy inclusion of C/C++ code

4. Transmission Level: Hot IssuesDf
reduction
Upgrade
DWDM
C+L
bandwidth
40 Gbit/s
Modulation
format
Dispersion
map
PMD
Raman
Comment: Need to get a chart of undersea optical netwoks, from Steve Jackson?

5. OptSim: Raman Amplifiers
Full-featured model
multi-pump
full bi-directional
full spectral resolved
Rayleigh Scattering
Easy design
Fast spectral simulation
Easy pump-definition
Easy gain-shape design
Accurate simulation
Custom fiber Raman efficiency
Kerr-effect interaction with Raman amplification
96 channels
Ch # 48
Comment: Need to get a chart of undersea optical netwoks, from Steve Jackson?

6. OptSim: Dispersion Map
External
compensation
Fiber
WDM TX
WDM RX
EDFA
x Nspan
In-line
compensation
Dispersion-map analysis needs:
flexible definition of multi-run
accurate fiber model
good performance estimators (resolved bit-pattern length)
flexible post-processing of results
user-friendly interaction with other tools

7. OptSim: All-Order PMD Analysis
Optical
Link
Transmitter
Receiver
OptSim Monte-Carlo
simulations
and all-order PMD module
What about the all-order
PMD impairment?
OC-192, L=500 km,
dPMD=5 ps/sqrt(km)

8. OptSim: Novel Modulation Format
Flexible library
predefined amplitude, phase and polarization modulators
availability of components for future modulation formats:
duo-binary
coherent modulation
etc….
Capability of performance estimation
Histogram on Eye
Eye-diagram
Comment: Need to get a chart of undersea optical netwoks, from Steve Jackson?
Example:
Polarization Shift Keying

9. All-optical networks All-Optical Networks Physical Logical level level
Library of components
Lightpath simulation
Ring simulation
Maximum node cascade
Signal regeneration
Standard & emerging protocols
Switching equipment and architectures
Protection and restoration schemes
Comment: Need to get a chart of undersea optical netwoks, from Steve Jackson?

10. OptSim: Network Simulation
Pre-built, customizable network components (OXC, OADM, AWG/Mux/Demux, switch)
Lightpath propagation over complex networks
Create sub-system models and re-use them
Ring simulation and analysis of nodes cascadability
OXC layout
Ligthpath
eye-diagram
Q vs. node
Comment: Need to get a chart of undersea optical netwoks, from Steve Jackson?
Ring layout

11. Artifex: Network Simulation
Circuit/Packet-switched networks
Dynamic l provisioning
Protection and restoration mechanisms
Overlaid networks: l-switched and packed-based networks interworking
New protocols
Hardware architectures
Ring layout
Node model
Block. Prob. vs. load
Traffic/buffering vs. time
5 l ring
10 l ring

12. Artifex networking Toolkit
Artifex comes with the Artifex Networking Toolkit a comprehensive library of communication protocols and equipment
Pre-built models “out of the box”
Drag & Drop into designs
Template-like components - quick to be customized and tuned
TCP
UDP IP
Static
Routing
ICMP
OSPF
LDP
Ether
ARP
RIP2
WDM
SONET
SDH
SDL
ATM
BGP
HTTP
FTP
Telnet
SNMP
RTP
MPLS

13. Multi-Layer Network Design Solutions
ARTIS NetworkDesigner
Equipment
library