Inventor · disambiguated record
Subrahmanyam Dravida
Also filed as: DRAVIDA SUBRAHMANYAM
54 granted patents·6 pending applications·4,641 citations·filing 1988–2013
99Inventor score
Files withLUCENT TECHNOLOGIES INC24NARAD NETWORKS INC9AT & T BELL LAB7DRAVIDA SUBRAHMANYAM6QUALCOMM INC4
Top patents by PatentIndex Score
60 records- 0199US6256300B1Mobility management for a multimedia mobile networkLUCENT TECHNOLOGIES INC·Filed 2000·Granted Jul 3, 2001·406 cites·7 claims
- 0298US7603141B2Multi-antenna station with distributed antennasQUALCOMM INC·Filed 2005·Granted Oct 13, 2009·75 cites·36 claims
- 0396US6747961B1Mobility management for a multimedia mobile networkLUCENT TECHNOLOGIES INC·Filed 2000·Granted Jun 8, 2004·135 cites·18 claims
- 0495US8576846B2Peer-to-peer communication in ad hoc wireless networkKUMAR RAVI·Filed 2006·Granted Nov 5, 2013·37 cites·23 claims
- 0595US8364148B2Methods and devices for interworking of wireless wide area networks and wireless local area networks or wireless personal area networksQUALCOMM INC·Filed 2005·Granted Jan 29, 2013·36 cites·48 claims
- 0695US6160804AMobility management for a multimedia mobile networkLUCENT TECHNOLOGIES INC·Filed 1998·Granted Dec 12, 2000·281 cites·19 claims
- 0794US8126477B2Methods and devices for interworking of wireless wide area networks and wireless local area networks or wireless personal area networksDRAVIDA SUBRAHMANYAM·Filed 2005·Granted Feb 28, 2012·35 cites·27 claims
- 0894US5633868AVirtual circuit management in cellular telecommunicationsLUCENT TECHNOLOGIES INC·Filed 1994·Granted May 27, 1997·297 cites·4 claims
- 0994US5222061AData services retransmission procedureAT & T BELL LAB·Filed 1991·Granted Jun 22, 1993·141 cites·7 claims
- 1093US6975611B1Method and device for MAC layer feedback in a packet communication systemLUCENT TECHNOLOGIES INC·Filed 2000·Granted Dec 13, 2005·70 cites·40 claims
- 1193US5936965AMethod and apparatus for transmission of asynchronous, synchronous, and variable length mode protocols multiplexed over a common bytestreamLUCENT TECHNOLOGIES INC·Filed 1997·Granted Aug 10, 1999·117 cites·43 claims
- 1293US5253248ACongestion control for connectionless traffic in data networks via alternate routingAT & T BELL LAB·Filed 1990·Granted Oct 12, 1993·259 cites·24 claims
- 1392US8139593B2Memory management for high speed media access controlDRAVIDA SUBRAHMANYAM·Filed 2007·Granted Mar 20, 2012·25 cites·33 claims
- 1492US6021113ADistributed precomputation of network signal paths with table-based link capacity controlLUCENT TECHNOLOGIES INC·Filed 1997·Granted Feb 1, 2000·90 cites·16 claims
- 1591US5539744AHand-off management for cellular telephonyAT & T CORP·Filed 1995·Granted Jul 23, 1996·178 cites·3 claims
- 1691US5291481ACongestion control for high speed packet networksAT & T BELL LAB·Filed 1991·Granted Mar 1, 1994·222 cites·34 claims
- 1790US6055242AMethod and apparatus enabling synchronous transfer mode, variable length and packet mode access for multiple services over a broadband communication networkLUCENT TECHNOLOGIES INC·Filed 1997·Granted Apr 25, 2000·221 cites·53 claims
- 1890US6041051AMethod and apparatus enabling multiple access for multiple services and multiple transmission modes over a broadband communication network utilizing an adaptive digital access protocolLUCENT TECHNOLOGIES INC·Filed 1997·Granted Mar 21, 2000·167 cites·44 claims
- 1990US4979174AError correction and detection apparatus and methodAT & T BELL LAB·Filed 1988·Granted Dec 18, 1990·94 cites·19 claims
- 2089US7146630B2Broadband system with intelligent network devicesNARAD NETWORKS INC·Filed 2001·Granted Dec 5, 2006·74 cites·15 claims
- 2188US8942133B2Peer-to-peer communication in ad hoc wireless networkQUALCOMM INC·Filed 2013·Granted Jan 27, 2015·6 cites·32 claims
- 2288US8311543B2Methods and devices for interworking of wireless wide area networks and wireless local area networks or wireless personal area networksDRAVIDA SUBRAHMANYAM·Filed 2005·Granted Nov 13, 2012·17 cites·65 claims
- 2387US7072360B2Network architecture for intelligent network elementsNARAD NETWORKS INC·Filed 2001·Granted Jul 4, 2006·52 cites·14 claims
- 2486US7835379B2Network architecture for intelligent network elementsCIENA CORP·Filed 2005·Granted Nov 16, 2010·13 cites·30 claims
- 2586US6947398B1Addressing scheme for a multimedia mobile networkLUCENT TECHNOLOGIES INC·Filed 1998·Granted Sep 20, 2005·98 cites·18 claims
- 2686US6240463B1Router placement methods and apparatus for designing IP networks with performance guaranteesLUCENT TECHNOLOGIES INC·Filed 1998·Granted May 29, 2001·179 cites·9 claims
- 2785US8942130B2Peer-to-peer communication in ad hoc wireless networkQUALCOMM INC·Filed 2013·Granted Jan 27, 2015·5 cites·16 claims
- 2885US6948000B2System and method for mapping end user identifiers to access device identifiersNARAD NETWORKS INC·Filed 2001·Granted Sep 20, 2005·44 cites·35 claims
- 2984US6349138B1Method and apparatus for digital transmission incorporating scrambling and forward error correction while preventing bit error spreading associated with descramblingLUCENT TECHNOLOGIES INC·Filed 1997·Granted Feb 19, 2002·151 cites·14 claims
- 3084US5729536ACellular system architectures supporting data servicesLUCENT TECHNOLOGIES INC·Filed 1996·Granted Mar 17, 1998·113 cites·33 claims
- 3183US5936967AMulti-channel broadband adaptation processingLUCENT TECHNOLOGIES INC·Filed 1996·Granted Aug 10, 1999·78 cites·22 claims
- 3282US6795399B1Link capacity computation methods and apparatus for designing IP networks with performance guaranteesLUCENT TECHNOLOGIES INC·Filed 1998·Granted Sep 21, 2004·129 cites·42 claims
- 3382US6205117B1Distributed precomputation of network signal paths with table-based link capacity controlLUCENT TECHNOLOGIES INC·Filed 1999·Granted Mar 20, 2001·61 cites·10 claims
- 3481US6151304ADistributed precomputation of network signal paths with improved performance through parallelizationLUCENT TECHNOLOGIES INC·Filed 1997·Granted Nov 21, 2000·57 cites·35 claims
- 3580US7139247B2Broadband system with topology discoveryNARAD NETWORKS INC·Filed 2001·Granted Nov 21, 2006·41 cites·14 claims
- 3678US6909700B1Network topology optimization methods and apparatus for designing IP networks with performance guaranteesLUCENT TECHNOLOGIES INC·Filed 1998·Granted Jun 21, 2005·102 cites·42 claims
- 3778US6073248ADistributed precomputation of signal paths in an optical networkLUCENT TECHNOLOGIES INC·Filed 1997·Granted Jun 6, 2000·56 cites·42 claims
- 3877US6215763B1Multi-phase process for distributed precomputation of network signal pathsLUCENT TECHNOLOGIES INC·Filed 1997·Granted Apr 10, 2001·53 cites·17 claims
- 3977US6195780B1Method and apparatus for generating cyclical redundancy codeLUCENT TECHNOLOGIES INC·Filed 1997·Granted Feb 27, 2001·48 cites·49 claims
- 4076US5131012ASynchronization for cylic redundancy check based, broadband communications networkAT & T BELL LAB·Filed 1990·Granted Jul 14, 1992·80 cites·22 claims
- 4174US5251215AModifying check codes in data packet transmissionAT & T BELL LAB·Filed 1992·Granted Oct 5, 1993·37 cites·14 claims
- 4273US8626172B2Method and apparatus for simultaneous communication utilizing multiple wireless communication systemsDRAVIDA SUBRAHMANYAM·Filed 2006·Granted Jan 7, 2014·5 cites·28 claims
- 4372US6130875AHybrid centralized/distributed precomputation of network signal pathsLUCENT TECHNOLOGIES INC·Filed 1997·Granted Oct 10, 2000·77 cites·22 claims
- 4470US8169980B2Methods and apparatuses for interworkingDRAVIDA SUBRAHMANYAM·Filed 2006·Granted May 1, 2012·4 cites·37 claims
- 4567US5282214AApparatus and method for parallel generation of cyclic redundancy check (CRC) codesAT & T BELL LAB·Filed 1993·Granted Jan 25, 1994·25 cites·14 claims
- 4666US5481544AMulti-channel broadband adaptation processingAT & T CORP·Filed 1994·Granted Jan 2, 1996·48 cites·10 claims
- 4763US8594112B2Memory management for high speed media access controlDRAVIDA SUBRAHMANYAM·Filed 2012·Granted Nov 26, 2013·1 cites·30 claims
- 4862US8462626B2System and method for mapping end user identifiers to access device identifiersDESAI GAUTAM·Filed 2007·Granted Jun 11, 2013·3 cites·20 claims
- 4962US7924883B2Network architecture for intelligent network elementsCIENA CORP·Filed 2007·Granted Apr 12, 2011·2 cites·1 claims
- 5060US5953339ALogical link connection serverLUCENT TECHNOLOGIES INC·Filed 1997·Granted Sep 14, 1999·42 cites·39 claims
Showing the top 50 of 60 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →