Inventor · disambiguated record
Ragulan Sinnarajah
Also filed as: SINNARAJAH RAGULAN
72 granted patents·3 pending applications·1,228 citations·filing 2000–2012
99Inventor score
Top patents by PatentIndex Score
75 records- 0197US7146130B2Wireless local access network system detection and selectionQUALCOMM INC·Filed 2003·Granted Dec 5, 2006·134 cites·2 claims
- 0295US6731936B2Method and system for a handoff in a broadcast communication systemQUALCOMM INC·Filed 2001·Granted May 4, 2004·87 cites·24 claims
- 0394US7912485B2Method and system for signaling in broadcast communication systemQUALCOMM INC·Filed 2004·Granted Mar 22, 2011·95 cites·22 claims
- 0494US6799043B2Method and apparatus for a reverse link supplemental channel schedulingQUALCOMM INC·Filed 2002·Granted Sep 28, 2004·74 cites·12 claims
- 0593US7283782B2Method and apparatus for switching between shared and individual channels to provide broadcast content services in a wireless telephone networkQUALCOMM INC·Filed 2002·Granted Oct 16, 2007·71 cites·5 claims
- 0692US7778593B2Wireless local access network system detection and selectionQUALCOMM INC·Filed 2006·Granted Aug 17, 2010·21 cites·40 claims
- 0792US6952411B2Method and apparatus for call setup latency reductionQUALCOMM INC·Filed 2002·Granted Oct 4, 2005·52 cites·5 claims
- 0891US6980820B2Method and system for signaling in broadcast communication systemQUALCOMM INC·Filed 2001·Granted Dec 27, 2005·58 cites·12 claims
- 0990US8064927B2Wireless local access network system detection and selectionHSU RAYMOND TAH-SHENG·Filed 2010·Granted Nov 22, 2011·9 cites·52 claims
- 1090US7937086B2Method and system for a handoff in a broadcast communication systemQUALCOMM INC·Filed 2007·Granted May 3, 2011·16 cites·16 claims
- 1190US7415283B2Method and system for signaling in broadcast communication systemQUALCOMM INC·Filed 2005·Granted Aug 19, 2008·13 cites·10 claims
- 1290US7180879B2Method and apparatus for call setup latency reductionSINNARAJAH RAGULAN·Filed 2001·Granted Feb 20, 2007·46 cites·13 claims
- 1390US6876636B2Method and system for a multicast service initiation in a communication systemQUALCOMM INC·Filed 2002·Granted Apr 5, 2005·55 cites·30 claims
- 1489US6717924B2Control-hold modeQUALCOMM INC·Filed 2002·Granted Apr 6, 2004·43 cites·5 claims
- 1586US7349425B2Method and apparatus for overhead messaging in a wireless communication systemQUALCOMM INC·Filed 2001·Granted Mar 25, 2008·47 cites·12 claims
- 1684US6983410B2System and method for a frame re-transmission in a broadcast communication systemQUALCOMM INC·Filed 2001·Granted Jan 3, 2006·36 cites·18 claims
- 1784US6625198B1Method and apparatus for concurrently processing multiple calls in a spread spectrum communications systemQUALCOMM INC·Filed 2000·Granted Sep 23, 2003·30 cites·41 claims
- 1883US6839566B2Method and apparatus for time-based reception of transmissions in a wireless communication systemQUALCOMM INC·Filed 2001·Granted Jan 4, 2005·32 cites·8 claims
- 1982US7477916B2Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone networkQUALCOMM INC·Filed 2007·Granted Jan 13, 2009·6 cites·5 claims
- 2081US7693508B2Method and apparatus for broadcast signaling in a wireless communication systemQUALCOMM INC·Filed 2001·Granted Apr 6, 2010·29 cites·19 claims
- 2181US7689226B2Method and system for signaling in broadcast communication systemQUALCOMM INC·Filed 2005·Granted Mar 30, 2010·7 cites·19 claims
- 2280US7277694B2Method and apparatus for commencing shared or individual transmission of broadcast content in a wireless telephone networkQUALCOMM INC·Filed 2002·Granted Oct 2, 2007·24 cites·2 claims
- 2380US6745056B2Method and system for improving battery performance in broadcast pagingQUALCOMM INC·Filed 2001·Granted Jun 1, 2004·29 cites·12 claims
- 2478US7751821B2Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone networkQUALCOMM INC·Filed 2008·Granted Jul 6, 2010·4 cites·8 claims
- 2577US8086169B2Method and apparatus for switching between shared and individual channels to provide broadcast content services in a wireless telephone networkSINNARAJAH RAGULAN·Filed 2010·Granted Dec 27, 2011·3 cites·18 claims
- 2677US7881696B2Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone networkQUALCOMM INC·Filed 2007·Granted Feb 1, 2011·4 cites·25 claims
- 2777US7738832B2Method and apparatus for switching between shared and individual channels to provide broadcast content services in a wireless telephone networkQUALCOMM INC·Filed 2007·Granted Jun 15, 2010·5 cites·13 claims
- 2876US7623880B2Method, apparatus and system for redistribution of mobile stations to different channelsQUALCOMM INC·Filed 2005·Granted Nov 24, 2009·6 cites·37 claims
- 2976US7328022B2Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone networkQUALCOLMM INC·Filed 2006·Granted Feb 5, 2008·5 cites·4 claims
- 3074US7417976B2Method and apparatus for call setup latency reductionQUALCOMM INC·Filed 2006·Granted Aug 26, 2008·3 cites·10 claims
- 3173US8208388B2Method and apparatus for time-based reception of transmissions in a wireless communication systemCASACCIA LORENZO·Filed 2004·Granted Jun 26, 2012·15 cites·19 claims
- 3273US8072922B2Method and apparatus for negotiating personalities in a wireless communications systemSINNARAJAH RAGULAN·Filed 2007·Granted Dec 6, 2011·5 cites·60 claims
- 3373US7096024B2Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone networkQUALCOMM INC·Filed 2003·Granted Aug 22, 2006·10 cites·12 claims
- 3472US9014074B2Signaling and management of broadcast-multicast waveform embedded in a unicast waveformULUPINAR FATIH·Filed 2011·Granted Apr 21, 2015·2 cites·25 claims
- 3572US8199688B2Signaling and management of broadcast-multicast waveform embedded in a unicast waveformULUPINAR FATIH·Filed 2008·Granted Jun 12, 2012·3 cites·25 claims
- 3672US7603126B2Method and apparatus for avoiding simultaneous service origination and paging in a group communication networkQUALCOMM INC·Filed 2001·Granted Oct 13, 2009·16 cites·30 claims
- 3771US7991396B2Method and apparatus for broadcast application in a wireless communication systemQUALCOMM INC·Filed 2004·Granted Aug 2, 2011·16 cites·37 claims
- 3871US7689227B2Method and apparatus for hashing over multiple frequency bands in a communication systemQUALCOMM INC·Filed 2006·Granted Mar 30, 2010·4 cites·24 claims
- 3971US7254397B2Method and apparatus for a reverse link supplemental channel schedulingQUALCOMM INC·Filed 2004·Granted Aug 7, 2007·10 cites·13 claims
- 4070US8145228B2Method and apparatus for controlling call request in a communication systemCASACCIA LORENZO·Filed 2001·Granted Mar 27, 2012·14 cites·25 claims
- 4169US8781482B2Method and apparatus to initiate point-to-point call during shared-channel delivery of broadcast content in a wireless telephone networkSINNARAJAH RAGULAN·Filed 2007·Granted Jul 15, 2014·2 cites·14 claims
- 4269US8126469B2Method and apparatus for call setup latency reductionSINNARAJAH RAGULAN·Filed 2006·Granted Feb 28, 2012·2 cites·18 claims
- 4368US7747283B2Synchronization of stored service parameters in a communication systemQUALCOMM INC·Filed 2005·Granted Jun 29, 2010·2 cites·29 claims
- 4467US8254276B2Packet data services using version and capability informationHSU RAYMOND TAH-SHENG·Filed 2004·Granted Aug 28, 2012·11 cites·27 claims
- 4567US8126127B2Method and apparatus for provision of broadcast service informationHSU RAYMOND T·Filed 2002·Granted Feb 28, 2012·12 cites·27 claims
- 4666US7881714B2Synchronization of stored service parameters in a communication systemQUALCOMM INC·Filed 2009·Granted Feb 1, 2011·2 cites·22 claims
- 4765US7499698B2Synchronization of stored service parameters in a communication systemQUALCOMM INC·Filed 2002·Granted Mar 3, 2009·6 cites·9 claims
- 4865US7480270B2Method and apparatus for a reverse link supplemental channel schedulingQUALCOMM INC·Filed 2002·Granted Jan 20, 2009·10 cites·14 claims
- 4964US7796631B2Method and system for a multicast service initiation in a communication systemQUALCOMM INC·Filed 2002·Granted Sep 14, 2010·9 cites·16 claims
- 5063US8095144B2Method and apparatus for hashing over multiple frequency bands in a communication systemGHOLMIEH AZIZ·Filed 2010·Granted Jan 10, 2012·1 cites·46 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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