Inventor
ISLAM MUHAMMAD KHALEDUL
CA134 patents
⚠️ This page may combine multiple inventors who share the name “ISLAM MUHAMMAD KHALEDUL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RESEARCH IN MOTION LTD
19 patentsUS7969924B2Jun 28, 2011
Method and apparatus for state/mode transitioning
RESEARCH IN MOTION LTD67 citations99
US7949377B2May 24, 2011
Method and apparatus for user equipment directed radio resource control in a UMTS network
RESEARCH IN MOTION LTD52 citations97
US7761097B2Jul 20, 2010
Apparatus, and associated method, for permitting communication system transition based upon signal threshold determination
RESEARCH IN MOTION LTD57 citations97
US7720482B2May 18, 2010
Method and apparatus for transitioning between EVDO and CDMA 1X systems using redundant data call blockings
RESEARCH IN MOTION LTD58 citations97
US7512424B2Mar 31, 2009
Wireless device battery conservation method and system
RESEARCH IN MOTION LTD36 citations96
US7894375B2Feb 22, 2011
Method, and associated apparatus, for transitioning communications of hybrid access terminal between communication systems
RESEARCH IN MOTION LTD44 citations93
US7689256B2Mar 30, 2010
Methods and apparatus for limiting communication capabilities in mobile communication devices
RESEARCH IN MOTION LTD15 citations93
US7366515B2Apr 29, 2008
System and method of wireless device activity messaging
RESEARCH IN MOTION LTD24 citations93
US7313419B2Dec 25, 2007
Wireless device battery conservation method and system
RESEARCH IN MOTION LTD31 citations93
US9037167B2May 19, 2015
Method and apparatus for state/mode transitioning
RESEARCH IN MOTION LTD10 citations92
US7545767B2Jun 9, 2009
Apparatus and method of controlling unsolicited traffic destined to a wireless communication device
RESEARCH IN MOTION LTD17 citations92
US8045969B2Oct 25, 2011
Methods and apparatus for limiting communication capabilities in mobile communication devices
RESEARCH IN MOTION LTD8 citations84
US7885616B2Feb 8, 2011
Method and system for coordinating necessary radio transmission events with unrelated opportunistic events to optimize battery life and network resources
RESEARCH IN MOTION LTD7 citations84
US7796557B2Sep 14, 2010
Methods and apparatus for the communication of network capability information over a traffic channel
RESEARCH IN MOTION LTD13 citations84
US7570976B2Aug 4, 2009
Methods and apparatus for expeditiously releasing network resources for a mobile station based on low battery and lost signal conditions
RESEARCH IN MOTION LTD10 citations84
US7483373B2Jan 27, 2009
Methods and apparatus for controlling wireless network operations associated with a flow control process
RESEARCH IN MOTION LTD12 citations84
US7130667B2Oct 31, 2006
Methods and apparatus for expeditiously releasing network resources for a mobile station based on low battery and lost signal conditions
RESEARCH IN MOTION LTD15 citations84
US7746774B2Jun 29, 2010
Methods and apparatus for controlling wireless network resources for data sessions based on IP address usage
RESEARCH IN MOTION LTD7 citations74
US7346019B2Mar 18, 2008
Methods and apparatus for providing a tolerable delay for slotted messages in wireless communication networks
RESEARCH IN MOTION LTD7 citations74
BLACKBERRY LTD
10 patentsUS10575286B2Feb 25, 2020
Method and apparatus for state/mode transitioning
BLACKBERRY LTD6 citations84
US9456436B2Sep 27, 2016
Method and apparatus for state/mode transitioning
BLACKBERRY LTD6 citations84
US9326311B2Apr 26, 2016
Managing connection retries due to access class barring
BLACKBERRY LTD6 citations84
US9072034B2Jun 30, 2015
Methods and apparatus for selecting a base station transceiver system based on service communication type
BLACKBERRY LTD5 citations84
US10582562B2Mar 3, 2020
Method and system for signaling release cause indication in a UMTS network
BLACKBERRY LTD4 citations83
US9661611B2May 23, 2017
Method and apparatus for user equipment directed radio resource control in a UMTS network
BLACKBERRY LTD6 citations83
US9838923B1Dec 5, 2017
Transmitting data over a radio access technology
BLACKBERRY LTD10 citations80
US11696260B2Jul 4, 2023
Method and apparatus for user equipment directed radio resource control in a UMTS network
BLACKBERRY LTD1 citations73
US11064462B2Jul 13, 2021
Method and apparatus for user equipment directed radio resource control in a UMTS network
BLACKBERRY LTD2 citations73
US9800578B2Oct 24, 2017
Handling authentication failures in wireless communication systems
BLACKBERRY LTD4 citations73
ISLAM MUHAMMAD KHALEDUL
6 patentsUS8208950B2Jun 26, 2012
Method and apparatus for state/mode transitioning
ISLAM MUHAMMAD KHALEDUL46 citations96
US8265034B2Sep 11, 2012
Method and system for a signaling connection release indication
ISLAM MUHAMMAD KHALEDUL43 citations94
US8682372B2Mar 25, 2014
Method and apparatus for user equipment directed radio resource control in a UMTS network
ISLAM MUHAMMAD KHALEDUL24 citations92
US8644829B2Feb 4, 2014
Method and system for signaling release cause indication in a UMTS network
ISLAM MUHAMMAD KHALEDUL26 citations92
US9026153B2May 5, 2015
Method and apparatus for state/mode transitioning
ISLAM MUHAMMAD KHALEDUL16 citations91
US8078178B2Dec 13, 2011
Method and apparatus to restore always-on connectivity during network handover
ISLAM MUHAMMAD KHALEDUL9 citations83
YOUNG GORDON PETER
3 patentsUS8243683B2Aug 14, 2012
Method and apparatus for state/mode transitioning
YOUNG GORDON PETER38 citations95
US9019877B2Apr 28, 2015
Method and apparatus for state/mode transitioning
YOUNG GORDON PETER17 citations92
US8885607B2Nov 11, 2014
Method and apparatus for state/mode transitioning
YOUNG GORDON PETER13 citations92
EKICI OZGUR
3 patentsUS8391918B2Mar 5, 2013
Method and system for radio access technology selection
EKICI OZGUR23 citations92
US8837386B2Sep 16, 2014
Application-based wireless device initiated radio resource management
EKICI OZGUR6 citations84
US8989734B2Mar 24, 2015
Method and apparatus for wireless network selection
EKICI OZGUR7 citations83
JIN XIN
2 patentsHOSSAIN ASIF
1 patentNORTEL NETWORKS LTD
1 patentPLESTID THOMAS LEONARD TREVOR
1 patentCORMIER JEAN-PHILIPPE
1 patentCHAUDRY SHAHID RASUL
1 patentZHAO WEN
1 patentFORD GLOBAL TECH LLC
1 patentShowing the top 50 of 134 patents by PatentIndex Score.