Inventor · disambiguated record
Stephen L. Spear
Also filed as: SPEAR STEPHEN · SPEAR STEPHEN L · SPEAR STEPHEN LEE
39 granted patents·15 pending applications·2,160 citations·filing 1979–2007
98Inventor score
Top patents by PatentIndex Score
54 records- 0195US6567667B1Domain selecting system and methodMOTOROLA INC·Filed 2000·Granted May 20, 2003·143 cites·40 claims
- 0295US4268722ARadiotelephone communications systemMOTOROLA INC·Filed 1979·Granted May 19, 1981·166 cites·26 claims
- 0393US8473618B2Method and system for processing multiple communication sessions in a communication networkSPEAR STEPHEN L·Filed 2006·Granted Jun 25, 2013·172 cites·13 claims
- 0493US7165112B2Method and apparatus for transmitting data in a communication systemMOTOROLA INC·Filed 2001·Granted Jan 16, 2007·109 cites·20 claims
- 0593US6289220B1Multiple controller identities for neighbor listsMOTOROLA INC·Filed 2000·Granted Sep 11, 2001·83 cites·21 claims
- 0692US5974106AMethod and apparatus for multirate data communicationsMOTOROLA INC·Filed 1995·Granted Oct 26, 1999·225 cites·4 claims
- 0791US7020087B2Segmented and distributed path optimization in a communication networkMOTOROLA INC·Filed 2003·Granted Mar 28, 2006·92 cites·16 claims
- 0890US7042855B1Method for routing data in a communication systemMOTOROLA INC·Filed 2000·Granted May 9, 2006·74 cites·11 claims
- 0987US7471961B2Group call service using broadcast radio bearerMOTOROLA INC·Filed 2006·Granted Dec 30, 2008·15 cites·22 claims
- 1086US5301188AShared-carrier frequency hoppingMOTOROLA INC·Filed 1992·Granted Apr 5, 1994·69 cites·22 claims
- 1184US5263047AMultiple cavity tuning of a transmitter output in a communication systemMOTOROLA INC·Filed 1992·Granted Nov 16, 1993·67 cites·24 claims
- 1283US6295450B1Method and apparatus for transferring communication within a communication systemMOTOROLA INC·Filed 1998·Granted Sep 25, 2001·125 cites·10 claims
- 1381US5642354AEnhanced access burst in a wireless communication systemMOTOROLA INC·Filed 1995·Granted Jun 24, 1997·58 cites·12 claims
- 1479US7106714B2Method and apparatus for transmission of control data in a packet data communication systemMOTOROLA INC·Filed 2003·Granted Sep 12, 2006·25 cites·36 claims
- 1574US5185739ATime-allocation of radio carriersMOTOROLA INC·Filed 1990·Granted Feb 9, 1993·90 cites·12 claims
- 1674US5081641AInterconnecting and processing system for facilitating frequency hoppingMOTOROLA INC·Filed 1990·Granted Jan 14, 1992·70 cites·27 claims
- 1773US5913167AMethod for transferring a communication link in a wireless communication systemMOTOROLA INC·Filed 1997·Granted Jun 15, 1999·69 cites·9 claims
- 1871US7965680B2Method and system for utilizing commonality in data streamsMOTOROLA MOBILITY INC·Filed 2007·Granted Jun 21, 2011·5 cites·16 claims
- 1971US7158502B2Slot cycle assignment within a communication systemMOTOROLA INC·Filed 2001·Granted Jan 2, 2007·18 cites·15 claims
- 2071US4811380ACellular radiotelephone system with dropped call protectionMOTOROLA INC·Filed 1988·Granted Mar 7, 1989·85 cites·32 claims
- 2168US6134443AMethod and apparatus of directing radio frequency communication in a communication systemMOTOROLA INC·Filed 1998·Granted Oct 17, 2000·67 cites·26 claims
- 2267US6907019B2Communication controller and method for managing the traffic flow of a communication connection during a cell reselectionMOTOROLA INC·Filed 2003·Granted Jun 14, 2005·11 cites·32 claims
- 2366US7167459B2Inter-network handover in a packet radio systemMOTOROLA INC·Filed 2004·Granted Jan 23, 2007·10 cites·23 claims
- 2462US7330920B2Signal initiator and method for on-demand communicationMOTOROLA INC·Filed 2005·Granted Feb 12, 2008·2 cites·24 claims
- 2560US6198937B1Method and apparatus for controlling radio link capacity in a communication systemMOTOROLA INC·Filed 1999·Granted Mar 6, 2001·42 cites·24 claims
- 2659US5974325ACellular radio system using common radio backboneMOTOROLA INC·Filed 1995·Granted Oct 26, 1999·39 cites·21 claims
- 2758US5506867ACellular radio system using common radio backboneMOTOROLA INC·Filed 1994·Granted Apr 9, 1996·39 cites·24 claims
- 2857US8494145B2Method and system for managing a call request in a networkSPEAR STEPHEN L·Filed 2007·Granted Jul 23, 2013·1 cites·15 claims
- 2957US6791958B2Method of routing control information and bearer traffic between a wireless communications device and infrastructure equipmentMOTOROLA INC·Filed 2002·Granted Sep 14, 2004·5 cites·7 claims
- 3057US6130883AMethod and apparatus for voice packet communicationsMOTOROLA INC·Filed 1998·Granted Oct 10, 2000·35 cites·24 claims
- 3155US5442681AMethod of exchanging communicated signals between a remote base site and a central site in a communication systemMOTOROLA INC·Filed 1993·Granted Aug 15, 1995·35 cites·7 claims
- 3250US5422935AMethod of and apparatus for providing a local PSTN interconnect with a cellular base siteMOTOROLA INC·Filed 1993·Granted Jun 6, 1995·16 cites·6 claims
- 3348US6973069B1Method for transporting multimedia information in a communication systemMOTOROLA INC·Filed 1999·Granted Dec 6, 2005·21 cites·23 claims
- 3448US5036531ALocal PSTN interconnect with remote signal link processingMOTOROLA INC·Filed 1990·Granted Jul 30, 1991·32 cites·1 claims
- 3548US2007281676A1Multi model address bookMOTOROLA INC·Filed 2006·Application pending·0 cites
- 3646US2005208943A1Apparatus and method for handover between two networks during an ongoing communicationPECEN MARK E·Filed 2004·Application pending·0 cites
- 3746US2005227691A1Apparatus and method for handover between two networks during an ongoing communicationPECEN MARK E·Filed 2004·Application pending·0 cites
- 3846US2006218227A1Method and apparatus for enabling content provider authenticationSPEAR STEPHEN L·Filed 2004·Application pending·0 cites
- 3945US8102812B2Methods and apparatus for data packet transmission on a networkSPEAR STEPHEN L·Filed 2006·Granted Jan 24, 2012·0 cites·16 claims
- 4045US2005053099A1Timing advance determinations in wireless communications devices and methodsFiled 2003·Application pending·0 cites
- 4145US2005111409A1Method and apparatus for mobile station registration in a cellular communication systemFiled 2003·Application pending·0 cites
- 4245US2005047368A1Handover during packet sessions in wireless communications networks and methodsFiled 2003·Application pending·0 cites
- 4344US2004009774A1Method and apparatus for extending cellular service to an isolated cellMOTOROLA INC·Filed 2002·Application pending·0 cites
- 4444US2004037312A1Method and communication network for operating a cross coding elementFiled 2002·Application pending·0 cites
- 4544US2004037314A1Method and communication network for cross coding between codecsFiled 2002·Application pending·0 cites
- 4643US2008052396A1Providing a service from an application service provider to a client in a communication systemMOTOROLA INC·Filed 2006·Application pending·0 cites
- 4743US2003189950A1Optimization of a wireless interface based on communication typeFiled 2002·Application pending·0 cites
- 4843US2004248571A1Communication network location register and subscriber deviceFiled 2002·Application pending·0 cites
- 4942US5408495AMultiple cavity tuning of a transmitter output in a communication systemMOTOROLA INC·Filed 1993·Granted Apr 18, 1995·9 cites·17 claims
- 5041US6192037B1Method for changing communication in a communication system, and communication system thereforMOTOROLA INC·Filed 1999·Granted Feb 20, 2001·14 cites·18 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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