Assignee
NEXTEL COMMUNICATIONS
US·147 granted patents·17 pending applications·2,518 citations·filing 1995–2011
Top patents by PatentIndex Score
164 records- 0198US8019271B1Methods and systems for presenting information on mobile devicesNEXTEL COMMUNICATIONS·Filed 2006·Granted Sep 13, 2011·330 cites·19 claims
- 0298US7574236B1System and method of operating an antenna in MIMO and beamforming modesNEXTEL COMMUNICATIONS·Filed 2006·Granted Aug 11, 2009·98 cites·20 claims
- 0397US7929940B1System and method for transmitting wireless digital service signals via power transmission linesNEXTEL COMMUNICATIONS·Filed 2006·Granted Apr 19, 2011·271 cites·12 claims
- 0497US7359731B2Architecture to facilitate interoperability and inter-working of push to talk technologiesNEXTEL COMMUNICATIONS·Filed 2005·Granted Apr 15, 2008·68 cites·40 claims
- 0596US7688680B1Systems and methods for visual light communication in an underwater environmentNEXTEL COMMUNICATIONS·Filed 2008·Granted Mar 30, 2010·60 cites·18 claims
- 0695US7797010B1Systems and methods for talk group distributionNEXTEL COMMUNICATIONS·Filed 2007·Granted Sep 14, 2010·49 cites·21 claims
- 0795US7693517B2System and method for handoff between base stationsNEXTEL COMMUNICATIONS·Filed 2005·Granted Apr 6, 2010·33 cites·20 claims
- 0895US7454203B2System and method for providing wireless services to aircraft passengersNEXTEL COMMUNICATIONS·Filed 2005·Granted Nov 18, 2008·73 cites·18 claims
- 0995US7328042B2Architecture for facilitating group sessions across dispatch operatorsNEXTEL COMMUNICATIONS·Filed 2005·Granted Feb 5, 2008·35 cites·19 claims
- 1094US7693512B1Systems and methods for location-based forwarding of communication servicesNEXTEL COMMUNICATIONS·Filed 2006·Granted Apr 6, 2010·51 cites·25 claims
- 1194US7409219B2System and method for recovering a lost or stolen wireless deviceNEXTEL COMMUNICATIONS·Filed 2005·Granted Aug 5, 2008·46 cites·15 claims
- 1293US7983228B1Integration of IP multimedia subsystem and a push-to-talk interoperability infrastructureNEXTEL COMMUNICATIONS·Filed 2006·Granted Jul 19, 2011·31 cites·10 claims
- 1393US7764978B1System and method for providing in-building wireless network coverageNEXTEL COMMUNICATIONS·Filed 2006·Granted Jul 27, 2010·33 cites·20 claims
- 1493US7738900B1Systems and methods of group distribution for latency sensitive applicationsNEXTEL COMMUNICATIONS·Filed 2007·Granted Jun 15, 2010·35 cites·11 claims
- 1592US7961618B1System, method and computer-readable medium for on-demand dynamic bandwidth allocation in a network of antennas for multiple base transceiver stationsNEXTEL COMMUNICATIONS·Filed 2006·Granted Jun 14, 2011·30 cites·18 claims
- 1692US7912070B1System and method for seamlessly switching a half-duplex session to a full-duplex sessionNEXTEL COMMUNICATIONS·Filed 2006·Granted Mar 22, 2011·22 cites·20 claims
- 1792US7864716B1Talk group management architectureNEXTEL COMMUNICATIONS·Filed 2007·Granted Jan 4, 2011·30 cites·20 claims
- 1892US7852853B1System and method for transmitting video informationNEXTEL COMMUNICATIONS·Filed 2006·Granted Dec 14, 2010·22 cites·20 claims
- 1991US7751363B1System and method for allocating traffic and associated control channelsNEXTEL COMMUNICATIONS·Filed 2005·Granted Jul 6, 2010·21 cites·21 claims
- 2090US7933621B1Systems and methods for merging active talk groupsNEXTEL COMMUNICATIONS·Filed 2005·Granted Apr 26, 2011·32 cites·18 claims
- 2189US7751833B2System and method for determining a base transceiver station locationNEXTEL COMMUNICATIONS·Filed 2005·Granted Jul 6, 2010·21 cites·9 claims
- 2289US7336962B2System and method for position equipment dusting in search and rescue operationsNEXTEL COMMUNICATIONS·Filed 2005·Granted Feb 26, 2008·38 cites·31 claims
- 2387US8355320B1Systems and methods for providing presence informationNEXTEL COMMUNICATIONS·Filed 2006·Granted Jan 15, 2013·30 cites·16 claims
- 2487US7844294B1Systems and methods for opt-in and opt-out talk group managementNEXTEL COMMUNICATIONS·Filed 2007·Granted Nov 30, 2010·18 cites·30 claims
- 2587US7352693B2Fault tolerant wireless communication systems and methodsNEXTEL COMMUNICATIONS·Filed 2005·Granted Apr 1, 2008·17 cites·20 claims
- 2687US7272123B2System and method for handoff processingNEXTEL COMMUNICATIONS·Filed 2005·Granted Sep 18, 2007·53 cites·13 claims
- 2786US8055262B1Dispatch network and IMS integration with centralized event notification serverNEXTEL COMMUNICATIONS·Filed 2006·Granted Nov 8, 2011·18 cites·21 claims
- 2886US7738899B1System and method for groups comprising non-communication address objectsNEXTEL COMMUNICATIONS·Filed 2007·Granted Jun 15, 2010·16 cites·16 claims
- 2986US7155207B2System and method of analyzing communications between a calling party and a called partyNEXTEL COMMUNICATIONS·Filed 2005·Granted Dec 26, 2006·27 cites·25 claims
- 3085US7965721B1System and method of transferring communications between networksNEXTEL COMMUNICATIONS·Filed 2008·Granted Jun 21, 2011·13 cites·17 claims
- 3185US7853265B1Broadband wireless router-architecture enhancements for VoIPNEXTEL COMMUNICATIONS·Filed 2006·Granted Dec 14, 2010·55 cites·20 claims
- 3285US7756540B2Public dispatch chatroomNEXTEL COMMUNICATIONS·Filed 2005·Granted Jul 13, 2010·15 cites·41 claims
- 3385US7395075B2System and method for collecting continuous location updates while minimizing overall network utilizationNEXTEL COMMUNICATIONS·Filed 2005·Granted Jul 1, 2008·31 cites·20 claims
- 3485US7142856B2System and method for providing subscriber presence information in a dispatch networkNEXTEL COMMUNICATIONS·Filed 2005·Granted Nov 28, 2006·14 cites·48 claims
- 3584US7796547B2Method and apparatus for providing information to mobile stations in inactive statesNEXTEL COMMUNICATIONS·Filed 2005·Granted Sep 14, 2010·12 cites·28 claims
- 3684US7751806B1System and method for monitoring dispatch communicationsNEXTEL COMMUNICATIONS·Filed 2005·Granted Jul 6, 2010·10 cites·21 claims
- 3784US7702346B2System and method for facilitating roaming of push to talk subscribers across disparate dispatch networksNEXTEL COMMUNICATIONS·Filed 2005·Granted Apr 20, 2010·11 cites·17 claims
- 3884US7209763B2System and method for conducting a dispatch multi-party call and sidebar sessionNEXTEL COMMUNICATIONS·Filed 2005·Granted Apr 24, 2007·12 cites·28 claims
- 3983US7797132B1Benchmarking and testing GPS performance on communication devicesNEXTEL COMMUNICATIONS·Filed 2007·Granted Sep 14, 2010·30 cites·19 claims
- 4083US7711384B1Method and computer-readable medium for in-call status for dispatch group callsNEXTEL COMMUNICATIONS·Filed 2006·Granted May 4, 2010·12 cites·16 claims
- 4183US7616696B1System and method to increase sector throughput in a multi-carrier operationNEXTEL COMMUNICATIONS·Filed 2006·Granted Nov 10, 2009·11 cites·19 claims
- 4283US7606593B1Priority dispatch communications in publicly-accessible networksNEXTEL COMMUNICATIONS·Filed 2005·Granted Oct 20, 2009·11 cites·21 claims
- 4383US7437155B2System and method for operating a private wireless communications systemNEXTEL COMMUNICATIONS·Filed 2005·Granted Oct 14, 2008·13 cites·21 claims
- 4483US7359726B2Push-to-talk signaling and media inter-working architectureNEXTEL COMMUNICATIONS·Filed 2005·Granted Apr 15, 2008·9 cites·37 claims
- 4582US7636581B1Inter-network dispatch talk group callsNEXTEL COMMUNICATIONS·Filed 2006·Granted Dec 22, 2009·9 cites·28 claims
- 4682US7415282B2Wireless communication system providing seamless switching between full-duplex and half-duplex modesNEXTEL COMMUNICATIONS·Filed 2004·Granted Aug 19, 2008·34 cites·43 claims
- 4781US7738897B2Broadcast dispatch chatroomNEXTEL COMMUNICATIONS·Filed 2006·Granted Jun 15, 2010·12 cites·23 claims
- 4881US7697951B1System and method for distributed dispatch translation gatewaysNEXTEL COMMUNICATIONS·Filed 2006·Granted Apr 13, 2010·10 cites·8 claims
- 4981US7616165B2Multiple band antenna arrangementNEXTEL COMMUNICATIONS·Filed 2006·Granted Nov 10, 2009·15 cites·14 claims
- 5080US7853238B1Powerline base stationNEXTEL COMMUNICATIONS·Filed 2007·Granted Dec 14, 2010·9 cites·16 claims
Showing the top 50 of 164 patent records by PatentIndex Score.
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