Technical Seminar Presentation 2004

National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

DWDM Under the guidance of

Mr. Bhawani Shankar Pattnaik Presented By

Padma Kumari Bag [1]

National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

INTRODUCTION •

DWDM revolutionized data transmission technology by increasing the capacity signal of embedded fiber.

•

This technology responds to the growing need for efficient and capable data transmission by working with different formats, such as SONET/SDH, while increasing bandwidth.

[2]

National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

CHARACTERISTICS OF DWDM  EMBEDDED EQUIPMENT AND FIBER PLANT  SYSTEM ROBUSTNESS AND RELIABILITY  SPLICING IN THE OPTICAL AMPLIFIER  MANUAL INTERVENTION  FLUORIDE OR SILICA-BASED AMPLIFIERS  WAVELENGTHS AND BIT RATE

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National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

DWDM SYSTEM APPLICATION DIAGRAM

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National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

Why DWDM?  Transparency  Scalability  Dynamic provisioning

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National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

DWDM IMPAIRMENTS 

Modal Effects

 Scattering Effects  Miscellaneous Effects

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National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

CHANNEL SPACING

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National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

DWDM IN THE METROPOLITAN AREA NETWORK Key requirements for DWDM systems in the MAN:  Multiprotocol support  Scalability  Reliability and availability  Openness  Ease of installation and management  Size and power consumption  Cost effectiveness

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National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

FIBER AMPLIFIERS FOR DWDM

ERBIUM-DOPED OPTICAL FIBER

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National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

CONCLUSION DWDM plays a major role of fulfilling the ever growing requirements of the customers and it does its job in an effective and efficient manner.

[10]

National Institute Science Technology National Institute ofof Science && Technology

Technical Seminar Presentation 2004

THANK YOU….

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