Academic Degrees:
- Ph.D., Aug 1998, Computer Science, University of Maryland at College Park.
- M.S., May 1996, Computer Science, University of Maryland at College Park.
- B.S., Feb 1991, Computer Software Engineering, Sharif University of Technology, Tehran, Iran.
Current Projects:
Previous Projects:
Other Involvements:
Publications:
- Ladan Gharai, Tom Lehman, Alvaro Saurin and Colin Perkins,
Experiences with High Definition Interactive Video Conferencing,
to appear in IEEE International Conference on Multimedia & Expo (ICME),
Toronto, Canada, July 2006.
- Colin Perkins and Ladan Gharai,
RTP and the Datagram Congestion Control Protocol,
to appear in IEEE International Conference on Multimedia & Expo (ICME),
Toronto, Canada, July 2006.
-
Ladan Garai and Colin Perkins,
High Definition Conferecing: Persent, Past and Future,
2006 AccessGrid Retreat
Ann Arbor, Michigan, May 2006.
- Colin Perkins and Ladan Gharai,
Holographic and 3D Teleconferencing and Visualization: Implications for Terabit Networked Applications,
to appear in INFOCOM 2006 High-Speed Networking Workshop: The Terabits Challenge
Barcelona, Spain, April 2006.
- Ladan Gharai, Colin Perkins and Tom Lehman,
Packet Reordering, High Speed Networks and Transport Protocol Performance,
Proceedings of the 13th International Conference on Computer Communications and Networks (ICCCN'04),
Chicago, IL, October 2004. slides
- Colin Perkins and Ladan Gharai,
Real-time Collaborative Environments and the Grid,
Proceedings of the Workshop on Advanced Collaborative Environments (WACE'04),
Nice, France, September 2004.
-
Peter Bellows, Jaroslav Flidr, Ladan Gharai, Colin Perkins, Pawel Chodowiec and
Kris Gaj,
IPsec-Protected Transport of HDTV over IP,
13th International Conference on Field Programmable Logic and Applications,
Lisbon, Portugal, September 2003.
Reprinted in, New Algorithms, Architectures and Applications for Reconfigurable
Computing, P. Lysaght and W. Rosentiel, Springer, 2005, ISBN
-
Ladan Gharai, Colin Perkins, Ron Riley and Allison Mankin,
Large Scale Video Conferencing: A Digital Amphitheater,
The 8th International Conference on Distributed Multimedia Systems,
San Francisco, California, September 2002.
-
Ladan Gharai and Colin Perkins,
Implementing Congestion Control in the Real World,
IEEE International Conference on Multimedia and Expo ,
Lausanne, Switzerland, August 2002.
-
Ladan Gharai, Colin Perkins and Allison Mankin,
Large Group Teleconferencing: Techniques and Considerations ,
3rd International Conference on Internet Computing 2002 ,
Las Vegas, Nevada, June 2002.
-
Colin Perkins, Ladan Gharai, Tom Lehman and Allison Mankin,
Experiments with Delivery of HDTV over IP Networks ,
12th International Packet Video Workshop ,
Pittsburgh, Pennsylvania, April 2002.
-
Ladan Gharai, Colin Perkins and Allison Mankin,
Scaling Video Conferencing through Spatial Tiling,
Proceedings of the 11th
International Workshop on Network and Operating Systems Support for
Digital Audio and Video (NOSSDAV), Danfords on the Sound, Port
Jefferson, New York, 25-27 June 2001.
-
Allison Mankin, Ladan Gharai, Ron Riley, Maryann Perez Maher and Jaroslav Flidr,
The Design of a Digital Amphitheater,
Proceedings of the 10th International Workshop on
Network and Operating System Support for Digital Audio and Video (NOSSDAV),
Chapel Hill,
North Carolina, 26-28 June 2000.
-
Ladan Gharai and Richard Gerber,
Multi-Platform Simulation of Video Playout Performance,
Proceedings of IS&T/SPIE, Multimedia Computing and Networking,
San Jose, California, January 1998.
-
Richard Gerber and Ladan Gharai,
Experiments with Digital Video Playback,
Proceedings of ACM Sigmetrics,
Philadelphia, Pennsylvania, May 1996.
Standards Contributions:
-
Ladan Gharai,
RTP Profile for TCP Friendly Rate Control,
draft-ietf-avt-tfrc-profile-10.txt, work in progress, July 2007.
-
Ladan Gharai and Colin Perkins,
RTP Payload Format for Uncompressed Video,
Internet Engineering Task Force, RFC 4175, September 2005.
- Ladan Gharai, Colin Perkins, Gary Goncher and Allison Mankin,
RTP Payload Format for
Society of Motion Picture and Television Engineers (SMPTE) 292M
Video , Internet Engineering Task Force, RFC3497, March 2003.
Talks
Tokyo APAN talks (January 2006):
Congestion Control and Networked Media Application at
University of Glasgow 2005 Research Festival, Computing Science , September 2005.
UltraGrid: A High Definition Collaboratory at
NSF SCI PI, February 2004.
Scaling Multimedia Conferencing at
Microsoft Research, June 2002.
