Inventor · disambiguated record
Sudhir Ramakrishna
Also filed as: RAMAKRISHNA SUDHIR
41 granted patents·13 pending applications·284 citations·filing 1999–2022
97Inventor score
Files withSAMSUNG ELECTRONICS CO LTD20ALCATEL LUCENT USA INC7PHAZR INC6LUCENT TECHNOLOGIES INC5RAMAKRISHNA SUDHIR4
Top patents by PatentIndex Score
54 records- 0198US11509355B2Method and apparatus for transmitting and receiving reference signals in wireless communicationSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Nov 22, 2022·9 cites·16 claims
- 0294US12052069B2Method and apparatus for transmitting and receiving reference signals in wireless communicationSAMSUNG ELECTRONICS CO LTD·Filed 2022·Granted Jul 30, 2024·2 cites·16 claims
- 0393US10285170B2Method and apparatus for frame structure for advanced communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted May 7, 2019·9 cites·20 claims
- 0491US11038557B2Method and apparatus for transmitting and receiving reference signals in wireless communicationSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Jun 15, 2021·7 cites·32 claims
- 0590US11089579B2Method and apparatus for supporting multiple services in advanced MIMO communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Aug 10, 2021·5 cites·20 claims
- 0690US9204395B2Apparatus and method for discontinuous receive in communication systems with large number of antennasSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Dec 1, 2015·10 cites·20 claims
- 0790US7486645B2Obtaining data rates for mobile stations based on a forward link of a cellular systemALCATEL LUCENT USA INC·Filed 2005·Granted Feb 3, 2009·19 cites·20 claims
- 0889US8625693B2Techniques for transformation codebook antenna beamforming in OFDM wireless communication systemTSAI JIANN-AN·Filed 2010·Granted Jan 7, 2014·13 cites·28 claims
- 0989US7869416B2Method for enabling use of secondary pilot signals across a forward link of a CDMA network employing a slotted transmission scheme and time multiplexed pilot channelALCATEL LUCENT USA INC·Filed 2005·Granted Jan 11, 2011·17 cites·20 claims
- 1088US7688708B2Method of OFDMA tone interference cancellationALCATEL LUCENT USA INC·Filed 2006·Granted Mar 30, 2010·18 cites·5 claims
- 1187US10524237B2Control signaling for supporting multiple services in advanced communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Dec 31, 2019·4 cites·20 claims
- 1287US8843129B2Methods and apparatus to support base station detection and selection in multi-tier wireless networksLI YING·Filed 2010·Granted Sep 23, 2014·8 cites·34 claims
- 1387US7499439B2Method for controlling transmission rates in a wireless communications systemALCATEL LUCENT USA INC·Filed 2005·Granted Mar 3, 2009·14 cites·7 claims
- 1483US10887143B2Method and apparatus for initial access in wireless communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2017·Granted Jan 5, 2021·4 cites·18 claims
- 1581US11974282B2Control signaling for supporting multiple services in advanced communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Apr 30, 2024·2 cites·20 claims
- 1681US10440688B2Frame structures and signaling techniques for a unified wireless backhaul and access networkSAMSUNG ELECTRONICS CO LTD·Filed 2016·Granted Oct 8, 2019·3 cites·20 claims
- 1780US10609565B2Methods and systems for channel mapping in a communication networkPHAZR INC·Filed 2019·Granted Mar 31, 2020·2 cites·11 claims
- 1880US8861528B2Apparatus and method for resource selection in OFDMA systemsJOSIAM KAUSHIK·Filed 2010·Granted Oct 14, 2014·5 cites·24 claims
- 1979US10637445B2Signaling methods for communication systems with widely spaced downlink and uplink frequency channelsPHAZR INC·Filed 2018·Granted Apr 28, 2020·2 cites·9 claims
- 2079US9749935B2Methods and apparatus for cell scanning in system with large number of antennasSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Aug 29, 2017·4 cites·24 claims
- 2176US9450723B2Channel estimation for data transmission parameter determination in systems employing an array-of-subarrays transceiver architectureSAMSUNG ELECTRONICS CO LTD·Filed 2014·Granted Sep 20, 2016·3 cites·20 claims
- 2275US9838169B2Methods and apparatus using interleaved guard OFDM in wireless communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted Dec 5, 2017·2 cites·20 claims
- 2375US8619688B2System and method for indication of contiguous resource allocations in OFDM-based systemsRAMAKRISHNA SUDHIR·Filed 2010·Granted Dec 31, 2013·4 cites·27 claims
- 2474US9531573B2Methods and apparatus for cyclic prefix reduction in MMwave mobile communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Dec 27, 2016·3 cites·27 claims
- 2574US8989086B2Methods and apparatus to support interference management in multi-tier wireless communication systemsLI YING·Filed 2010·Granted Mar 24, 2015·3 cites·34 claims
- 2673US7873055B2Scheduling user transmissions of mobile stations on a reverse link of a spread spectrum cellular systemALCATEL LUCENT USA INC·Filed 2005·Granted Jan 18, 2011·5 cites·9 claims
- 2771US9100227B2Methods and apparatus for estimating channel time and frequency correlations in OFDM communication receiverSINGH JASPREET·Filed 2012·Granted Aug 4, 2015·3 cites·16 claims
- 2870US11849463B2Method and apparatus for supporting multiple services in advanced MIMO communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Dec 19, 2023·0 cites·20 claims
- 2970US7092731B2Method for improving capacity of a reverse link channel in a wireless networkLUCENT TECHNOLOGIES INC·Filed 2003·Granted Aug 15, 2006·14 cites·10 claims
- 3069US10575182B2Methods and systems for channel mapping in a communication networkPHAZR INC·Filed 2016·Granted Feb 25, 2020·1 cites·11 claims
- 3166US6453151B1Method of reducing resource assignment overhead in wireless communication systemsLUCENT TECHNOLOGIES INC·Filed 1999·Granted Sep 17, 2002·69 cites·26 claims
- 3265US8879532B2Techniques for pilot stream remapping in OFDM wireless communication systemTSAI JIANN-AN·Filed 2010·Granted Nov 4, 2014·2 cites·16 claims
- 3365US7920469B2Indicating a variable control channel structure for transmissions in a cellular systemALCATEL LUCENT USA INC·Filed 2006·Granted Apr 5, 2011·2 cites·19 claims
- 3455US2020235721A1Signaling Methods for Communication Systems with Widely Spaced Downlink and Uplink Frequency ChannelsPHAZR INC·Filed 2020·Application pending·0 cites
- 3553US9510345B2System and method for efficient indication of distributed sub-band resourcesSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Nov 29, 2016·0 cites·52 claims
- 3652US7864683B2Wireless communication method with air-interface encoder packets configured for more efficient use of network resourcesALCATEL LUCENT USA INC·Filed 2008·Granted Jan 4, 2011·0 cites·8 claims
- 3748US6891852B1Method of dynamically adjusting the duration of a burst transmission in wireless communication systemsLUCENT TECHNOLOGIES INC·Filed 1999·Granted May 10, 2005·16 cites·30 claims
- 3846US2011053627A1System and method for efficient indication of distributed sub-band resourcesSAMSUNG ELECTRONICS CO LTD·Filed 2010·Application pending·0 cites
- 3944US9100897B2System and method for efficient station identificationPI ZHOUYUE·Filed 2010·Granted Aug 4, 2015·0 cites·12 claims
- 4043US2014334564A1Method and system for providing low-complexity hybrid precoding in wireless communication systemsSAMSUNG ELECTRONICS CO LTD·Filed 2014·Application pending·0 cites
- 4142US9948424B2System and method for reducing blind decoding complexity in OFDMA-based systemsRAMAKRISHNA SUDHIR·Filed 2010·Granted Apr 17, 2018·0 cites·20 claims
- 4242US8767642B2Efficient implicit indication of the size of messages containing variable-length fields in systems employing blind decodingRAMAKRISHNA SUDHIR·Filed 2010·Granted Jul 1, 2014·0 cites·36 claims
- 4342US2019356464A1Methods and Systems for Communication Using Dual Connectivity Wireless TransceiverPHAZR INC·Filed 2018·Application pending·0 cites
- 4441US9960946B2Methods and apparatus for low power operation utilizing multiple ADCs with different precisionsSAMSUNG ELECTRONICS CO LTD·Filed 2015·Granted May 1, 2018·0 cites·16 claims
- 4541US9106375B2Method and system for arranging resource allocation messages to reduce blind decoding complexity in OFDMA-based systemsRAMAKRISHNA SUDHIR·Filed 2010·Granted Aug 11, 2015·0 cites·34 claims
- 4641US2019200245A1Systems and Methods for Determining Preferred Location and Orientation of Wireless Broadband RouterPHAZR INC·Filed 2017·Application pending·0 cites
- 4741US2006203793A1Method for increasing capacity in a wireless communications systemLUCENT TECHNOLOGIES INC·Filed 2005·Application pending·0 cites
- 4840US2006199544A1Method for exploiting the diversity across frequency bands of a multi-carrier cellular systemLUCENT TECHNOLOGIES INC·Filed 2005·Application pending·0 cites
- 4940US2012178464A1Methods and apparatus to support efficient and reliable machine to machine communicationsLI YING·Filed 2012·Application pending·0 cites
- 5039US2007155395A1Scheduling mobile users based on cell loadGOPALAKRISHNAN NANDU·Filed 2005·Application pending·0 cites
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →