1. PAT. NO. DATE Title
1 9,516,123 12/06/2016 Method for presence information subscription in a group communications system
2 9,510,160 11/29/2016 Enhanced network-network interface systems and methods for multimedia broadcastmulticastservices
3 9,479,916 10/25/2016 Method and apparatus for providing access to local services and applications to multi-agencyresponders
4 9,450,991 09/20/2016 Method of controlling sharing of participantidentity in a group communication session
5 9,414,265 08/09/2016 Location based policyfor user equipmentoperating in differentareas ofa shared home long term evolution sy
6 9,389,083 07/12/2016 Method and apparatus for prediction of a destination and movementofa person ofinterest
7 9,344,861 05/17/2016 Method and apparatus for delayed talk-back in PTT systems
8 9,307,038 04/05/2016 Method for presence notification based on a sequence ofevents
9 9,306,991 04/05/2016 Enhanced push to talk systems and methods with floor control and media traffic optimization
10 9,301,193 03/29/2016 Service data flow detection in a conforming 3GPP access network having a packet modification function
11 9,231,776 01/05/2016 System and method for MBMS support
12 9,173,134 10/27/2015 Method and apparatus for managing qualityof service settings for group communications
13 9,021,561 04/28/2015 Method of providing a mixed group communication session
14 8,982,888 03/17/2015 Service data flow detection in a conforming 3GPP access network having a packet modification function
15 8,982,783 03/17/2015 Method and system for setting quality of service for a bearer in response to an emergencyevent
16 8,971,258 03/03/2015 Policy determination for user equipmentproviding mutual aid in a visited enterprise operating area ofa long te
evolution system
17 8,825,096 09/02/2014 Method and apparatus for enabling voice discussions among independentand simultaneous users ofdata con
18 8,787,286 07/22/2014 Method and apparatus for admitting a requestfor allocation ofwireless connection resources in a communica
system
19 8,781,515 07/15/2014 Method and apparatus for providing a group communications follow mode
20 8,774,207 07/08/2014 Methods for bearer reservation,maintenance,and use in a communication system
21 8,717,880 05/06/2014 Detecting abnormal bearer termination and dynamicallyrestoring flows utilizing an alternative bearer
22 8,649,339 02/11/2014 Method and apparatus for distributing video packets over multiple bearers for providing unequal packetloss
protection
23 8,583,189 11/12/2013 Method and apparatus for the selective use of imperceptible invites
24 8,474,007 06/25/2013 System and method ofcontrolling identity privacy in a communication session
25 8,458,321 06/24/2013 Method and system ofupdating presence information in a communication system
26 8,406,798 03/26/2013 Method and apparatus for bridging calls between two disparate push-to-talk systems
27 8,233,449 07/31/2012 Method and apparatus for resource allocation in a shared wireless network
28 8,194,629 06/05/2012 Method for distributing media in an infrastructure based communication system
29 8,193,934 06/05/2012 Method for using recording rules and previous value selection rules for presence information in a communica
system
30 8,155,684 04/10/2012 System and method for controlling use of uplink random access channels (RACHS) based on multi-dimensio
subscriber classification
31 8,131,858 03/06/2012 Method and devices for enabling a multi-mode device to establish a session through multiple networks
32 8,099,120 01/17/2012 Method and device for enabling selective privacy in a push to talk (PTT) wireless group communication sessi
33 7,853,280 12/14/2010 Method and apparatus for arbitrating one or more media streams within a single PoC session
34 7,801,543 09/21/2010 Dynamic vocoder assignmentin a communication system
35 7,535,857 05/19/2009 Method for transmitting data from a participantdevice in a session in an internetprotocol (IP) system
36 6,662,010 12/09/2003 Method and system for providing integrated services in a mobile radio communication system