Patents

  1. U.S. Patent 7,848,312, awarded December 07, 2010, "Method and systems for toll-free internet protocol communication services", Zhang, Tao; Tauil, Miriam; Madhani, Sunil Hukmichand; Agrawal, Prathima; Kodama, Toshikazu
  2. U.S. Patent 7,480,272, awarded January 20, 2009, "Soft handoff in IP-based CDMA networks by IP encapsulation", Baba, Shinichi; Maeda, Tadahiko; Zhang, Tao; Agrawal, Prathima
  3. U.S. Patent 7,349,378, awarded March 25, 2008, "Local area network resource manager", Elaoud, Moncef; Ghosh, Abhrajit; Vaidyanathan, Ravichander; Agrawal, Prathima; Kodama, Toshikazu; Katsube, Yasuhiro
  4. U.S. Patent 7,139,285, awarded November 21, 2006, "Frequency hop collision prediction in a multi-channel, bluetooth-enabled packet transmission system", Agrawal, Prathima; Famolari, David
  5. U.S. Patent 7,103,360, awarded September 5, 2006 , "Switching telephone calls between wireline and cellular telephones", Agrawal, Prathima; Ramanathan, Parameswaran
  6. U.S. Patent 7,072,340, awarded July 4, 2006 , "Dynamic assignment and validation of IP addresses in wireless IP networks", Agrawal, Prathima; Chen, Jyh-Cheng; Zhang, Tao
  7. U.S. Patent 7,035,929, awarded April 25, 2006 , "Method for dynamically allocating IP addresses for time sensitive hosts based on priorities and guard bands", Agrawal, Prathima; Famolari, David; Zhang, Tao
  8. U.S. Patent 7,035,236, awarded April 25, 2006 , "Network-layer and link-layer use of shadow addresses with IP-based base stations", Agrawal, Prathima; Chen, Jyh-Cheng; Zhang, Tao
  9. U.S. Patent 7,031,278, awarded April 18, 2006, "Network-layer and link-layer use of shadow addresses in soft handoff within subnets", Agrawal, Prathima; Chen, Jyh-Cheng; Zhang, Tao
  10. U.S. Patent 7,016,396, awarded March 21, 2006 , "Unitary bluetooth-enabled terminal having multiple radio interfaces", Agrawal, Prathima; Famolari, David
  11. U.S. Patent 7,016,324, awarded March 21, 2006, "System and method for dynamically allocating IP addresses for shared wireless and wireline networks based on priorities and guard bands", Agrawal, Prathima; Famolari, David; Zhang, Tao
  12. U.S. Patent 7,002,936, awarded February 21, 2006 , "Distributed soft handoff among IP-based base stations", Agrawal, Prathima; Chen, Jyh-Cheng; Zhang, Tao
  13. U.S. Patent 6,999,434, awarded February 14, 2006, "Method, system and circuitry for soft handoff in internet protocol-based code division multiple access networks", Agrawal, Prathima; Baba, Shinichi; Maeda, Tadahiko; Zhang, Tao
  14. U.S. Patent 6,992,995, awarded January 31, 2006 , "Telecommunication enhanced mobile IP architecture for intra-domain mobility", Agrawal, Prathima; Das, Subir; Das, Sajal; Misra, Archan
  15. U.S. Patent 6,992,994, awarded January 31, 2006, "Methods and systems for a generalized mobility solution using a dynamic tunneling agent", Das, Subir; Misra, Archan; Mcauley, Anthony; Dutta, Ashutosh; Agrawal, Prathima; Das, Sajal
  16. U.S. Patent 6,965,584, awarded November 15, 2005 , "Dynamic forward assignment of internet protocol addresses in wireless networks", Agrawal, Prathima; Kodama, Toshikazu; Vakil, Faramak; Zhang, Tao
  17. U.S. Patent 6,795,709, awarded September 21, 2004 , "Method and apparatus for dynamic IP address allocation for wireless cells", Agrawal, Prathima; Famolari, David; Zhang, Tao
  18. U.S. Patent 6,788,660, awarded September 7, 2004, "Adaptive mobile signaling for wireless internet telephony", Agrawal, Prathima; Chen, Jyh-Cheng
  19. U.S. Patent 6,775,253, awarded August 10, 2004, "Adaptive signaling for wireless packet telephony", Agrawal, Prathima; Chen, Jyh-Cheng
  20. U.S. Patent 6,721,331, awarded April 13, 2004 , "Method and apparatus for decentralized prioritized scheduling in a CSMA/CA wireless system", Agrawal, Prathima; Ramanathan, Parameswaran; Sreenan, Cormac John
  21. U.S. Patent 6,628,943, awarded September 30, 2003 , "Mobility management utilizing active address propagation", Agrawal, Prathima; Chen, Jyh-Cheng
  22. U.S. Patent 6,606,661, awarded August 12, 2003 , "Method for dynamic connection closing time selection", Agrawal, Prathima; Elaoud, Moncef; Ramanathan, Parameswaran; Sreenan, Cormac John
  23. U.S. Patent 6,570,926, awarded May 27, 2003 , "Active techniques for video transmission and playback", Agrawal, Prathima; Chen, Jyh-Cheng
  24. U.S. Patent 6,490,259, awarded December 3, 2002 , "Active link layer and intra-domain mobility for IP networks", Agrawal, Prathima; Chen, Jyh-Cheng
  25. U.S. Patent 6,480,537, awarded November 12, 2002, "Active techniques for video transmission and playback", Agrawal, Prathima; Chen, Jyh-Cheng; Famolari, David
  26. U.S. Patent 6,434,191, awarded August 13, 2002 , "Adaptive layered coding for voice over wireless IP applications", Agrawal, Prathima; Chen, Jyh-Cheng; Ramanathan, Parameswaran
  27. U.S. Patent 6,320,847, awarded November 20, 2001 , "Method and apparatus for reduction of call setup time using anticipation technique for multimedia applications in widely distributed networks", Agrawal, Dharma P.; Agrawal, Prathima; Rudrapatna, Ashok N.
  28. U.S. Patent 6,216,005, awarded April 10, 2001 , "Cellular-fixed call completion and call transfer service from a cellular network provider", Agrawal, Prathima; Ramanathan, Parameswaran
  29. U.S. Patent 6,208,864, awarded March 27, 2001 , "Establishing calls and processing on-going calls in fixes and cellular networks", Agrawal, Prathima; Ramanathan, Parameswaran
  30. U.S. Patent 6,188,905, awarded February 13, 2001 , "Intelligent dynamic channel allocation scheme for a mobile communications network", Rudrapatna, Ashok N.; Agrawal, Dharma P.; Agrawal, Prathima
  31. U.S. Patent 6,108,316, awarded August 22, 2000, "Adaptive scheduling priorities based on battery power level in wireless access protocols", Agrawal, Prathima; Sivalingam, Krishna M.; Srivastava, Mani Bhushan
  32. U.S. Patent 6,075,777, awarded June 13, 2000 , "Network flow framework for online dynamic channel allocation", Agrawal, Prathima; Narendran, Balakrishnan; Shivakumar, Narayanan
  33. U.S. Patent 6,072,990, awarded June 6, 2000 , "Transmitter-receiver pair for wireless network power-code operating point is determined based on error rate", Agrawal, Prathima; Narendran, Balakrishnan; Sienicki, James Paul; Yajnik, Shalini
  34. U.S. Patent 6,072,809, awarded June 6, 2000 , "Statistical method for dynamically controlling the playback delay of network multimedia streams", Agrawal, Prathima; Narendran, Balakrishnan; Sreenan, Cormac
  35. U.S. Patent 6,072,784, awarded June 6, 2000 , "CDMA mobile station wireless transmission power management with adaptive scheduling priorities based on battery power level", Agrawal, Prathima; Chen, Jyh-Cheng; Kishore, Shalinee; Sivalingam, Krishna M.
  36. U.S. Patent 6,052,598, awarded April 18, 2000 , "Method for predicting the location of a mobile station in a mobile communications network", Rudrapatna, Ashok N.; Agrawal, Dharma P.; Agrawal, Prathima
  37. U.S. Patent 5,991,629, awarded November 23, 1999 , "Cellular networks with spare base and satellite stations", Agrawal, Prathima; Rudrapatna, Ashok N.
  38. U.S. Patent 5,974,327, awarded October 26, 1999 , "Adaptive frequency channel assignment based on battery power level in wireless access protocols", Agrawal, Prathima; Kishore, Shalinee; Sivalingam, Krishna M.
  39. U.S. Patent 5,950,134, awarded September 7, 1999 , "Method and apparatus for spatial redundancy in cellular networks", Agrawal, Dharma P.; Agrawal, Prathima
  40. U.S. Patent 5,889,816, awarded March 30, 1999 , "Wireless adapter architecture for mobile computing", Agrawal, Prathima; Cravatts, Mark Robert; Trotter, John Andrew; Srivastava, Mani Bhushan
  41. U.S. Patent 5,774,461, awarded June 30, 1998 , "Medium access control and air interface subsystem for an indoor wireless ATM network", Hyden, Eoin; Srivastava, Mani Bhushan; Trotter, John Andrew; Agrawal, Prathima; Krzyzanowski, Paul
  42. U.S. Patent 5,768,500, awarded June 16, 1998 , "Interrupt-based hardware support for profiling memory system performance", Agrawal, Prathima; Goldberg, Aaron Jay; Trotter, John Andrew
  43. U.S. Patent 5,722,051, awarded February 24, 1998 , "Adaptive power control and coding scheme for mobile radio systems", Agrawal, Prathima; Narendran, Balakrishnan; Sienicki, James Paul; Yajnik, Shalini
  44. U.S. Patent 5,623,483, awarded April 22, 1997 , "Synchronization system for networked multimedia streams", Agrawal, Prathima; Narendran, Balakrishnan; Shivakumar, Narayanan; Sreenan, Cormac J.
  45. U.S. Patent 5,530,912, awarded June 25, 1996 , "Traffic driven channel reservation system for handovers in cellular networks", Agrawal, Prathima; Anvekar, Dinesh K.; Narendran, Balakrishnan
  46. U.S. Patent 5,513,339, awarded April 30, 1996 , "Concurrent fault simulation of circuits with both logic elements and functional circuits", Agrawal, Prathima; Bose, Soumitra
  47. U.S. Patent 5,465,389, awarded November 7, 1995 , "Method of prioritizing handoff procedures in a cellular system", Agrawal, Prathima; Anvekar, Dinesh K.; Narendran, Balakrishnan
  48. U.S. Patent 5,392,429, awarded February 21, 1995 , "Method of operating a multiprocessor computer to solve a set of simultaneous equations", Agrawal, Prathima; Telichevesky, Ricardo; Trotter, John A.
  49. U.S. Patent 5,257,268, awarded October 26, 1993 , "Cost-function directed search method for generating tests for sequential logic circuits", Agrawal, Prathima; Agrawal, Vishwani D.; Cheng, Kwang T.
  50. U.S. Patent 5,093,920, awarded March 3, 1992 , "Programmable processing elements interconnected by a communication network including field operation unit for performing field operations", Agrawal, Prathima; Dally, William J.; Krishnakumar, Anjur S.
  51. U.S. Patent 5,091,872, awarded February 25, 1992 , "Apparatus and method for performing spike analysis in a logic simulator", Agrawal, Prathima