Sinnarajah; Ragulan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sinnarajah; Ragulan.The latest application filed is for "method and system for a multicast service initiation in a communication system".

Company Profile

0.80.76

Sinnarajah; Ragulan - Markham N/A CA
Sinnarajah; Ragulan - San Diego CA
Sinnarajah; Ragulan - Markham Ontario N/A CA
Sinnarajah; Ragulan - Marham CA
Sinnarajah; Ragulan - Ontario CA
Sinnarajah, Ragulan - US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Signaling and management of broadcast-multicast waveform embedded in a unicast waveform Grant 9,014,074 - Ulupinar , et al. April 21, 2	2015-04-21
Method and system for a multicast service initiation in a communication system Grant 8,989,075 - Sinnarajah , et al. March 24, 2	2015-03-24
Method and apparatus for negotiation of transmission parameters for broadcast/multicast services Grant 8,959,230 - Hsu , et al. February 17, 2	2015-02-17
Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network Grant 8,781,482 - Sinnarajah , et al. July 15, 2	2014-07-15
Signaling and management of broadcast-multicast waveform embedded in a unicast waveform Grant 8,767,609 - Ulupinar , et al. July 1, 2	2014-07-01
Method and system for signaling in broadcast communication system Grant 8,644,862 - Athalye , et al. February 4, 2	2014-02-04
Method and apparatus for commencing shared or individual transmission of broadcast content in a wireless telephone network Grant 8,611,868 - Sinnarajah , et al. December 17, 2	2013-12-17
Mobile station message having a Station Class Mark field for indicating an MEID capable mobile station Grant 8,565,191 - Sinnarajah , et al. October 22, 2	2013-10-22
Registration in a broadcast communications system Grant 8,320,922 - Achour , et al. November 27, 2	2012-11-27
Method And System For A Multicast Service Initiation In A Communication System App 20120257563 - Sinnarajah; Ragulan ; et al.	2012-10-11
Packet data services using version and capability information Grant 8,254,276 - Hsu , et al. August 28, 2	2012-08-28
Route protocol Grant 8,254,364 - Prakash , et al. August 28, 2	2012-08-28
Method and system for a multicast service initiation in a communication system Grant 8,243,644 - Sinnarajah , et al. August 14, 2	2012-08-14
Method and apparatus for time-based reception of transmissions in a wireless communication system Grant 8,208,388 - Casaccia , et al. June 26, 2	2012-06-26
Signaling and management of broadcast-multicast waveform embedded in a unicast waveform Grant 8,199,688 - Ulupinar , et al. June 12, 2	2012-06-12
Method and apparatus for controlling call request in a communication system Grant 8,145,228 - Casaccia , et al. March 27, 2	2012-03-27
Method and apparatus for provision of broadcast service information Grant 8,126,127 - Hsu , et al. February 28, 2	2012-02-28
Method and apparatus for call setup latency reduction Grant 8,126,469 - Sinnarajah , et al. February 28, 2	2012-02-28
Mobile Station Message Having A Station Class Mark Field For Indicating An Meid Capable Mobile Station App 20120026981 - Sinnarajah; Ragulan ; et al.	2012-02-02
Signaling And Management Of Broadcast-multicast Waveform Embedded In A Unicast Waveform App 20120014311 - Ulupinar; Fatih ; et al.	2012-01-19
Signaling And Management Of Broadcast-multicast Waveform Embedded In A Unicast Waveform App 20120008541 - Ulupinar; Fatih ; et al.	2012-01-12
Signaling And Management Of Broadcast-multicast Waveform Embedded In A Unicast Waveform App 20120008625 - Ulupinar; Fatih ; et al.	2012-01-12
Method and apparatus for hashing over multiple frequency bands in a communication system Grant 8,095,144 - Gholmieh , et al. January 10, 2	2012-01-10
Method and apparatus for switching between shared and individual channels to provide broadcast content services in a wireless telephone network Grant 8,086,169 - Sinnarajah , et al. December 27, 2	2011-12-27
Method and apparatus for negotiating personalities in a wireless communications system Grant 8,072,922 - Sinnarajah , et al. December 6, 2	2011-12-06
Wireless local access network system detection and selection Grant 8,064,927 - Hsu , et al. November 22, 2	2011-11-22
Handoff of data attachment point Grant 8,059,595 - Tinnakornsrisuphap , et al. November 15, 2	2011-11-15
Mobile station message having a station class mark field for indicating an MEID capable mobile station Grant 8,036,698 - Sinnarajah , et al. October 11, 2	2011-10-11
Method and apparatus for broadcast application in a wireless communication system Grant 7,991,396 - Wang , et al. August 2, 2	2011-08-02
Method and apparatus for call setup latency reduction Grant 7,986,674 - Sinnarajah , et al. July 26, 2	2011-07-26
Method And System For Signaling In Broadcast Communication System App 20110170470 - Sinnarajah; Ragulan ; et al.	2011-07-14
Method And Apparatus For Switching Between Shared And Individual Channels To Provide Broadcast Content Services In A Wireless Telephone Network App 20110130086 - Sinnarajah; Ragulan ; et al.	2011-06-02
Method and apparatus for a reverse link supplemental channel scheduling Grant 7,941,152 - Tiedemann , et al. May 10, 2	2011-05-10
Method and system for a handoff in a broadcast communication system Grant 7,937,086 - Chen , et al. May 3, 2	2011-05-03
Method and system for signaling in broadcast communication system Grant 7,912,485 - Sinnarajah , et al. March 22, 2	2011-03-22
Method and apparatus for call setup latency reduction Grant 7,894,403 - Sinnarajah , et al. February 22, 2	2011-02-22
Synchronization of stored service parameters in a communication system Grant 7,881,714 - Ho , et al. February 1, 2	2011-02-01
System and method for frame re-transmission in a broadcast communication system Grant 7,881,242 - Chen , et al. February 1, 2	2011-02-01
Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network Grant 7,881,696 - Sinnarajah , et al. February 1, 2	2011-02-01
Wireless Local Access Network System Detection and Selection App 20100291863 - Hsu; Raymond T. ; et al.	2010-11-18
Method and system for a multicast service initiation in a communication system Grant 7,796,631 - Sinnarajah , et al. September 14, 2	2010-09-14
Wireless local access network system detection and selection Grant 7,778,593 - Hsu , et al. August 17, 2	2010-08-17
Synchronization of stored service parameters in a communication system Grant 7,778,631 - Ho , et al. August 17, 2	2010-08-17
Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network Grant 7,751,821 - Sinnarajah , et al. July 6, 2	2010-07-06
Synchronization of stored service parameters in a communication system Grant 7,747,283 - Ho , et al. June 29, 2	2010-06-29
Method and apparatus for switching between shared and individual channels to provide broadcast content services in a wireless telephone network Grant 7,738,832 - Sinnarajah , et al. June 15, 2	2010-06-15
Method and Apparatus for Hashing Over Multiple Frequency Bands in a Communication System App 20100144361 - Gholmieh; Aziz ; et al.	2010-06-10
Method and apparatus for broadcast signaling in a wireless communication system Grant 7,693,508 - Leung , et al. April 6, 2	2010-04-06
Method and apparatus for hashing over multiple frequency bands in a communication system Grant 7,689,227 - Gholmieh , et al. March 30, 2	2010-03-30
Method and system for signaling in broadcast communication system Grant 7,689,226 - Sinnarajah , et al. March 30, 2	2010-03-30
Method, apparatus and system for redistribution of mobile stations to different channels Grant 7,623,880 - Sinnarajah , et al. November 24, 2	2009-11-24
Method and apparatus for avoiding simultaneous service origination and paging in a group communication network Grant 7,603,126 - Rosen , et al. October 13, 2	2009-10-13
Signaling And Management Of Broadcast-multicast Waveform Embedded In A Unicast Waveform App 20090238106 - Ulupinar; Fatih ; et al.	2009-09-24
Method And Apparatus To Initiate Point-to-point Call During Shared-channel Delivery Of Broadcast Content In A Wireless Telephone Network App 20090181675 - Sinnarajah; Ragulan ; et al.	2009-07-16
Method And Apparatus For Enabling Subscriber Stations To Process A Synchronization Channel In A Spread Spectrum Communications System App 20090161634 - Tiedemann, JR.; Edward G. ; et al.	2009-06-25
Synchronization Of Stored Service Parameters In A Communication System App 20090156197 - Ho; Sai Yiu Duncan ; et al.	2009-06-18
Method and apparatus for enabling subscriber stations to process a synchronization channel in a spread spectrum communications system Grant 7,505,437 - Tiedemann, Jr. , et al. March 17, 2	2009-03-17
Synchronization of stored service parameters in a communication system Grant 7,499,698 - Ho , et al. March 3, 2	2009-03-03
Method and apparatus for a reverse link supplemental channel scheduling Grant 7,480,270 - Achour , et al. January 20, 2	2009-01-20
Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network Grant 7,477,916 - Sinnarajah , et al. January 13, 2	2009-01-13
Method and apparatus for concurrently processing multiple calls in a spread spectrum communications system Grant 7,466,741 - Tiedemann, Jr. , et al. December 16, 2	2008-12-16
Route Protocol App 20080291868 - Prakash; Rajat ; et al.	2008-11-27
Handoff of Data Attachment Point App 20080247360 - Tinnakornsrisuphap; Peerapol ; et al.	2008-10-09
Method and apparatus for call setup latency reduction Grant 7,417,976 - Sinnarajah , et al. August 26, 2	2008-08-26
Method and system for signaling in broadcast communication system Grant 7,415,283 - Sinnarajah , et al. August 19, 2	2008-08-19
Method and apparatus for short-slot-cycle paging Grant 7,373,157 - Sinnarajah , et al. May 13, 2	2008-05-13
Method And Apparatus For Commencing Shared Or Individual Transmission Of Broadcast Content In A Wireless Telephone Network App 20080076348 - Sinnarajah; Ragulan ; et al.	2008-03-27
Method and apparatus for overhead messaging in a wireless communication system Grant 7,349,425 - Leung , et al. March 25, 2	2008-03-25
Method And Apparatus For Negotiating Personalities In A Wireless Communications System App 20080056168 - Sinnarajah; Ragulan ; et al.	2008-03-06
Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network Grant 7,328,022 - Sinnarajah , et al. February 5, 2	2008-02-05
Method And Apparatus To Initiate Point-to-point Call During Shared-channel Delivery Of Broadcast Content In A Wireless Telephone Network App 20080026785 - Sinnarajah; Ragulan ; et al.	2008-01-31
Method And Apparatus To Initiate Point-to-point Call During Shared-channel Delivery Of Broadcast Content In A Wireless Telephone Network App 20080014983 - Sinnarajah; Ragulan ; et al.	2008-01-17
Method And Apparatus To Initiate Point-to-point Call During Shared-channel Delivery Of Broadcast Content In A Wireless Telephone Network App 20080014949 - Sinnarajah; Ragulan ; et al.	2008-01-17
Method And Apparatus For Switching Between Shared And Individual Channels To Provide Broadcast Content Services In A Wireless Telephone Network App 20070298709 - SINNARAJAH; Ragulan ; et al.	2007-12-27
Method and Apparatus for a Reverse Link Supplemental Channel Scheduling App 20070265014 - Tiedemann; Edward G. JR. ; et al.	2007-11-15
Method And System For A Handoff In A Broadcast Communication System App 20070243871 - Chen; Tao ; et al.	2007-10-18
Method and apparatus for switching between shared and individual channels to provide broadcast content services in a wireless telephone network Grant 7,283,782 - Sinnarajah , et al. October 16, 2	2007-10-16
Method and apparatus for commencing shared or individual transmission of broadcast content in a wireless telephone network Grant 7,277,694 - Sinnarajah , et al. October 2, 2	2007-10-02
Method And Apparatus For Concurrently Processing Multiple Calls In A Spread Spectrum Communications System App 20070217597 - Tiedemann; Edward G. Jr. ; et al.	2007-09-20
Method and system for a handoff in a broadcast communication system Grant 7,254,394 - Chen , et al. August 7, 2	2007-08-07
Method and apparatus for a reverse link supplemental channel scheduling Grant 7,254,397 - Tiedemann, Jr. , et al. August 7, 2	2007-08-07
Control-hold mode Grant 7,212,503 - Duncan Ho , et al. May 1, 2	2007-05-01
Wireless Local Access Network System Detection And Selection App 20070093201 - Hsu; Raymond T. ; et al.	2007-04-26
Method And Apparatus For Call Setup Latency Reduction App 20070091854 - Sinnarajah; Ragulan ; et al.	2007-04-26
Method And Apparatus For Call Setup Latency Reduction App 20070086393 - Sinnarajah; Ragulan ; et al.	2007-04-19
Method And Apparatus For Call Setup Latency Reduction App 20070086391 - Sinnarajah; Ragulan ; et al.	2007-04-19
Method And Apparatus For Call Setup Latency Reduction App 20070086390 - Sinnarajah; Ragulan ; et al.	2007-04-19
Method And Apparatus For Call Setup Latency Reduction App 20070086392 - Sinnarajah; Ragulan ; et al.	2007-04-19
Method and apparatus for concurrently processing multiple calls in a spread spectrum communications system Grant 7,184,459 - Tiedemann, Jr. , et al. February 27, 2	2007-02-27
Method and apparatus for call setup latency reduction Grant 7,180,879 - Sinnarajah , et al. February 20, 2	2007-02-20
Method and apparatus for hashing over multiple frequency bands in a communication system App 20060281466 - Gholmieh; Aziz ; et al.	2006-12-14
Wireless local access network system detection and selection Grant 7,146,130 - Hsu , et al. December 5, 2	2006-12-05
Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network App 20060211445 - Sinnarajah; Ragulan ; et al.	2006-09-21
Mobile station message having a station class mark field for indicating an MEID capable mobile station App 20060194605 - Sinnarajah; Ragulan ; et al.	2006-08-31
Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network Grant 7,096,024 - Sinnarajah , et al. August 22, 2	2006-08-22
Method, apparatus and system for redistribution of mobile stations to different channels App 20060094437 - Sinnarajah; Ragulan ; et al.	2006-05-04
System and method for frame re-transmission in a broadcast communication system App 20060023715 - Chen; Tao ; et al.	2006-02-02
System and method for a frame re-transmission in a broadcast communication system Grant 6,983,410 - Chen , et al. January 3, 2	2006-01-03
Method and system for signaling in broadcast communication system Grant 6,980,820 - Sinnarajah , et al. December 27, 2	2005-12-27
Method and apparatus for call setup latency reduction Grant 6,952,411 - Sinnarajah , et al. October 4, 2	2005-10-04
Method and system for signaling in broadcast communication system App 20050201321 - Sinnarajah, Ragulan ; et al.	2005-09-15
Method and system for a multicast service initiation in a communication system App 20050169203 - Sinnarajah, Ragulan ; et al.	2005-08-04
Method and system for signaling in broadcast communication system App 20050143080 - Sinnarajah, Ragulan ; et al.	2005-06-30
Method and system for signaling in broadcast communication system App 20050143070 - Sinnarajah, Ragulan ; et al.	2005-06-30
Synchronization of stored service parameters in a communication system App 20050130708 - Duncan Ho, Sai Yiu ; et al.	2005-06-16
Packet data services using version and capability Information App 20050128956 - Hsu, Raymond Tah-Sheng ; et al.	2005-06-16
Synchronization of stored service parameters in a communication system App 20050130707 - Ho, Sai Yiu Duncan ; et al.	2005-06-16
Method and apparatus for time-based reception of transmissions in a wireless communication system App 20050089004 - Casaccia, Lorenzo ; et al.	2005-04-28
Method and apparatus for broadcast application in a wireless communication system App 20050075107 - Wang, Jun ; et al.	2005-04-07
Method and system for a multicast service initiation in a communication system Grant 6,876,636 - Sinnarajah , et al. April 5, 2	2005-04-05
Method and apparatus for short-slot-cycle paging App 20050014519 - Sinnarajah, Ragulan ; et al.	2005-01-20
Method and apparatus for time-based reception of transmissions in a wireless communication system Grant 6,839,566 - Casaccia , et al. January 4, 2	2005-01-04
Method and apparatus for a reverse link supplemental channel scheduling App 20040224712 - Tiedemann, Edward G. JR. ; et al.	2004-11-11
Method and apparatus for commencing shared or individual transmission of broadcast content in a wireless telephone network App 20040203655 - Sinnarajah, Ragulan ; et al.	2004-10-14
Method and apparatus for switching between shared and individual channels to provide broadcast content services in a wireless telephone network App 20040203336 - Sinnarajah, Ragulan ; et al.	2004-10-14
Registration in a broadcast communications system App 20040192302 - Achour, Baaziz ; et al.	2004-09-30
Method and apparatus for a reverse link supplemental channel scheduling Grant 6,799,043 - Tiedemann, Jr. , et al. September 28, 2	2004-09-28
Method and system for a handoff in a broadcast communication system App 20040180661 - Chen, Tao ; et al.	2004-09-16
Wireless Local Access Network system detection and selection App 20040176024 - Hsu, Raymond T. ; et al.	2004-09-09
Wireless local access network system detection and selection App 20040165563 - Hsu, Raymond T. ; et al.	2004-08-26
Control - hold mode App 20040157651 - Duncan Ho, Sai Yiu ; et al.	2004-08-12
Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone network App 20040152466 - Sinnarajah, Ragulan ; et al.	2004-08-05
Method and system for a multicast service initiation in a communication system App 20040131075 - Sinnarajah, Ragulan ; et al.	2004-07-08
Method and system for improving battery performance in broadcast paging Grant 6,745,056 - Wang , et al. June 1, 2	2004-06-01
Method and system for a handoff in a broadcast communication system Grant 6,731,936 - Chen , et al. May 4, 2	2004-05-04
Control-hold mode Grant 6,717,924 - Ho , et al. April 6, 2	2004-04-06
Method and apparatus for concurrently processing multiple calls in a spread spectrum communications system App 20040029606 - Tiedemann,, Edward G. JR. ; et al.	2004-02-12
Broadcast message segmentation for wireless communication systems App 20040027999 - Casaccia, Lorenzo ; et al.	2004-02-12
Method and system for a multicast service initiation in a communication system App 20040008679 - Sinnarajah, Ragulan ; et al.	2004-01-15
Method and apparatus for overhead messaging in a wireless communication system App 20030228861 - Leung, Nikolai K.N. ; et al.	2003-12-11
Method and apparatus for a reverse link supplemental channel scheduling App 20030210664 - Achour, Baaziz ; et al.	2003-11-13
Method and apparatus for a reverse link supplemental channel scheduling App 20030199276 - Tiedemann, Edward G. JR. ; et al.	2003-10-23
Method and apparatus for concurrently processing multiple calls in a spread spectrum communications system Grant 6,625,198 - Tiedemann, Jr. , et al. September 23, 2	2003-09-23
Method and apparatus for enabling subscriber stations to process a synchronization channel in a spread spectrum communications system App 20030161283 - Tiedemann, Edward G. JR. ; et al.	2003-08-28
Method and apparatus for negotiation of transmission parameters for broadcast/multicast services App 20030145064 - Hsu, Raymond T. ; et al.	2003-07-31
Synchronization of stored service parameters in a communication system App 20030143989 - Ho, Sai Yiu Duncan ; et al.	2003-07-31
Method and apparatus for provision of broadcast service information App 20030134622 - Hsu, Raymond T. ; et al.	2003-07-17
Control - hold mode App 20030128683 - Duncan Ho, Sai Yiu ; et al.	2003-07-10
Method and system for signaling in broadcast communication system App 20030114177 - Sinnarajah, Ragulan ; et al.	2003-06-19
Method and apparatus for call setup latency reduction App 20030039231 - Sinnarajah, Ragulan ; et al.	2003-02-27
Method and apparatus for call setup latency reduction App 20030035393 - Sinnarajah, Ragulan ; et al.	2003-02-20
Method and apparatus for time-based reception of transmissions in a wireless communication system App 20030036399 - Casaccia, Lorenzo ; et al.	2003-02-20
Method and system for a handoff in a broadcast communication system App 20030036384 - Chen, Tao ; et al.	2003-02-20
Method and system for improving battery performance in broadcast paging App 20030032462 - Wang, Jun ; et al.	2003-02-13
Method and apparatus for a voiding simultaneous service origination and paging in a group communication network App 20030008657 - Rosen, Eric ; et al.	2003-01-09
System and method for frame re-transmission in a broadcast communication system App 20030005382 - Chen, Tao ; et al.	2003-01-02
Method and apparatus for controlling call request in a communication system App 20020177432 - Casaccia, Lorenzo ; et al.	2002-11-28
Method and apparatus for broadcast signaling in a wireless communication system App 20020142757 - Leung, Nikolai K.N. ; et al.	2002-10-03