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Seminar presented by n.m mishra on dt.02 -10-2012

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Seminar presented by n.m mishra on dt.02 -10-2012

  1. 1. Optical networked based Digital Media Services (DMS) By NILAMADHAB MISHRA ID-D0121008 DEPTT. OF CSIE,CGU02-10-2012 nmmishra77@gmail.com
  2. 2. Presentation contents  Preparatory Concept .  Optical Network Characterization .  General requirements for Digital Media Services .  Recent Advancement in Optical Network.  High Resolution visualization in Science .  High quality real time consumer video application over optical network .  Conclusion and research issue .02-10-2012 2
  3. 3. Preparatory Concept-1  Optical communication – Optical communication is any form of telecommunication that uses light as the transmission medium.  Optical Network –Medium for optical communication .  Multiplexing and switching for optical network . (OTDM, OFDM,WDM,OPS,OBS) OPS/OBS-optical packet switch /optical burst switch .  Digital Media services –HDTV ,3DHDTV,Digital cinema and Ultra High definition Video . Designed by MISHRA02-10-2012 3
  4. 4. Preparatory Concept-2  The discussion focuses mainly in two distinct area that has wide impact to optical network and digital media services . 1. High resolution visualization in science . 2. High quality real time consumer video applications over optical network .  But the prior discussion includes the characteristics and advancement of optical network and some general requirements for digital media services . Designed by MISHRA02-10-2012 4
  5. 5. Presentation contents  Preparatory Concept .  Optical Network Characterization .  General requirements for Digital Media Services .  Recent Advancement in Optical Network.  High Resolution visualization in Science .  High quality real time consumer video application over optical network .  Conclusion and research issue .02-10-2012 5
  6. 6. Optical Network Characterization  4 characteristics mainly drive the advancement of optical network .  1. Large and Flexible capacity:-  choice range of channels 40 to 100 gbps.  Uses large number of small sized channels .  2.Reach :- it means opportunity to transmit channels optically for long distance .  3.Framing options :- supports multi framing option from packet streaming to end-to-end circuit .  4.Programmability & configurability :- high sw and hw programmable with network control and management options . Designed by MISHRA02-10-2012 6
  7. 7. Presentation contents  Preparatory Concept .  Optical Network Characterization .  General requirements for Digital Media Services .  Recent Advancement in Optical Network.  High Resolution visualization in Science .  High quality real time consumer video application over optical network .  Conclusion and research issue .02-10-2012 7
  8. 8. General requirements for DigitalMedia Services -1 Designed by MISHRA02-10-2012 8
  9. 9. General requirements for DigitalMedia Services -2  The Multiple measurable parameters such as frame rate , resolutions ,colors and data rate are mainly used to quantify the quality of digital media services , which are called as quality characteristics .  Those above parameters are also treated as 4- standard DMS quality characteristics .  Other quantifiable characteristics may consider for rich digital media services .  The rich digital media service includes the high resolution data intensive scientific visualization . (750 mbps high definition video) Designed by MISHRA02-10-2012 9
  10. 10. Presentation contents  Preparatory Concept .  Optical Network Characterization .  General requirements for Digital Media Services .  Recent Advancement in Optical Network.  High Resolution visualization in Science .  High quality real time consumer video application over optical network .  Conclusion and research issue .02-10-2012 10
  11. 11. Recent Advancement in OpticalNetwork -1  There are 3 –recent advancement in optical network for rich digital media services .  Demand for high speed optical network connections extends from core network to enterprise and general users.  Optical technology evolution both speed and reach. 100gbps transmission speed ,thousands of miles of optical signal transmission without regeneration .  Control and management plans for optical network . It must meet the requirement of increasing traffic and community services . Designed by MISHRA02-10-2012 11
  12. 12. Recent Advancement in Optical Network -2digital media applications supported by optical networks Designed by MISHRA02-10-2012 12
  13. 13. Recent Advancement in OpticalNetwork -3 Optical system in various network segments Designed by MISHRA02-10-2012 13
  14. 14. Presentation contents  Preparatory Concept .  Optical Network Characterization .  General requirements for Digital Media Services .  Recent Advancement in Optical Network.  High Resolution visualization in Science .  High quality real time consumer video application over optical network .  Conclusion and research issue .02-10-2012 14
  15. 15. High Resolution visualization inscience-1  The scientific visualization needs –high speed large volume optical transport and high quality digital media services .  It requires 2-steps implementations  Step-1. Design the network for scientific visualization - In order to design and operate the optical network for scientific visualization application , a set of system management process is required to provide device locations ,resource balancing and communication management . - It also requires multiple components , processes and timing among processes . Designed by MISHRA02-10-2012 15
  16. 16. High Resolution visualization inScience -2  Step-2.Do experiment with reach digital media in HPDMN Global network environment . - HPDMN-high performance digital media network . - It’s a global large scale distributed environment that has designed and implemented to support large scale scientific visualization . - It uses open source scalable adaptive graphics environment (SAGE) system to support visualization. - SAGE is a technology for visualization of multiple high definitions video streams in titled screen . Designed by MISHRA02-10-2012 16
  17. 17. Presentation contents  Preparatory Concept .  Optical Network Characterization .  General requirements for Digital Media Services .  Recent Advancement in Optical Network.  High Resolution visualization in Science .  High quality real time consumer video application over optical network .  Conclusion and research issue .02-10-2012 17
  18. 18. High quality real time consumer videoapplication over optical n/w-1  Here the discussion focuses  The evolution of high quality consumer video applications and their potential deployment over optical network .  Moving media contents to user .  3D cinema –already trialed in Japan with 4k digital cinema distribution over optical network .  Advantages---  high cost effective  secured Designed by MISHRA02-10-2012 18
  19. 19. High quality real time consumer videoapplication over optical n/w-2  Now to describe the optical network services for high quality consumer media applications, it is required to focus the different optical networks with related consumer media applications .  OBS-optical burst switching -good service for digital cinema applications. - Support bulk data transfer . - Achieve better capacity utilization and a high degree of statistical multiplexing ,while implementing in media applications . Designed by MISHRA02-10-2012 19
  20. 20. High quality real time consumer videoapplication over optical n/w-3  WDM-wavelength division multiplexing - Multiple wavelengths are multiplexed into a single fiber - Support high bandwidth for video transmission - Best suited for static network connections  OTDM-optical time division multiplexing - Creation of optical multiplexed stream at significant speed . - Able to encode high definition image at 3D screen - Capable to encode multiple streams and transferred with multiple paths . - Multiple video sources-------multiple media consumers Designed by MISHRA02-10-2012 20
  21. 21. High quality real time consumer videoapplication over optical n/w-4  OPS- optical packet switching -provides high bandwidth and fine granularity -but OPS systems are very difficult to implement because practical optical buffer are not yet available . Last discussion – moving media contents closer to users Multiple video sources-------multiple media consumers Designed by MISHRA02-10-2012 21
  22. 22. High quality real time consumer videoapplication over optical n/w-5 Designed by MISHRA02-10-2012 22
  23. 23. High quality real time consumer videoapplication over optical n/w-6  The delivery of real time multimedia contents consists of 3-primary functions  Media productions /compositions  Adaptions  Delivery /Distributions  When the multimedia contents need to be delivered to multiple end devices , it mainly requires adaptions to different format . Designed by MISHRA02-10-2012 23
  24. 24. Presentation contents  Preparatory Concept .  Optical Network Characterization .  General requirements for Digital Media Services .  Recent Advancement in Optical Network.  High Resolution visualization in Science .  High quality real time consumer video application over optical network .  Conclusion and research issue .02-10-2012 24
  25. 25. Conclusion & Research Issue  From the discussion we conclude that a successful digital world can be made through the effective integration of optical network technologies and digital media services .  Due to the involvement of multiple components and processes in high resolution scientific visualization- the resource balancing is a problem .  Effective development of multidimensional multi streaming multipath optical network transportation with an optimal traffic load is a challenge in optical networked digital media applications . Designed by MISHRA02-10-2012 25
  26. 26. ANY QUERY PLEAZE ? Thank you !!!02-10-2012 Designed by MISHRA 26

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