Inventor
DAS AMITAVA
US31 patents
⚠️ This page may combine multiple inventors who share the name “DAS AMITAVA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QUALCOMM INC
7 patentsUS6640209B1Oct 28, 2003
Closed-loop multimode mixed-domain linear prediction (MDLP) speech coder
QUALCOMM INC87 citations98
US6754630B2Jun 22, 2004
Synthesis of speech from pitch prototype waveforms by time-synchronous waveform interpolation
QUALCOMM INC21 citations92
US6463407B2Oct 8, 2002
Low bit-rate coding of unvoiced segments of speech
QUALCOMM INC24 citations92
US6449592B1Sep 10, 2002
Method and apparatus for tracking the phase of a quasi-periodic signal
QUALCOMM INC30 citations92
US6260017B1Jul 10, 2001
Multipulse interpolative coding of transition speech frames
QUALCOMM INC21 citations92
US6820052B2Nov 16, 2004
Low bit-rate coding of unvoiced segments of speech
QUALCOMM INC12 citations74
US7146310B2Dec 5, 2006
Low bit-rate coding of unvoiced segments of speech
QUALCOMM INC0 citations52
CISCO TECH INC
7 patentsUS7310307B1Dec 18, 2007
System and method for authenticating an element in a network environment
CISCO TECH INC51 citations94
US7716723B1May 11, 2010
System and method for network user authentication
CISCO TECH INC28 citations90
US7058724B1Jun 6, 2006
Arrangement for routing a received signaling message based on a selected summary route in an SS7 network
CISCO TECH INC11 citations78
US7222195B2May 22, 2007
System and method for distributing information in a network environment
CISCO TECH INC8 citations73
US8014510B2Sep 6, 2011
Arrangement for controlling congestion in an SS7 signaling node based on packet classification
CISCO TECH INC6 citations71
US8024479B2Sep 20, 2011
System and method for distributing information in a network environment
CISCO TECH INC1 citations51
US7940656B2May 10, 2011
System and method for authenticating an element in a network environment
CISCO TECH INC0 citations50
COUNCIL SCIENT IND RES
7 patentsUS11319331B2May 3, 2022
Probe for selective detection of hypochlorous acid (HOCl) under physiological condition, and related methods
COUNCIL SCIENT IND RES0 citations50
US9823232B2Nov 21, 2017
Ligand for detection of chromium (III) and a process for the preparation thereof
COUNCIL SCIENT IND RES0 citations44
US10155776B2Dec 18, 2018
Method for selective detection and estimation of histidine and cystein
COUNCIL SCIENT IND RES0 citations42
US10030002B2Jul 24, 2018
Coumarin derivative for detection of cysteine and process for the synthesis thereof
COUNCIL SCIENT IND RES0 citations42
US10730891B2Aug 4, 2020
Compound for selective determination of free cysteine and a process for the preparation thereof
COUNCIL SCIENT IND RES0 citations41
US9505794B2Nov 29, 2016
Ruthenium (II) complexes, preparation and uses thereof
COUNCIL SCIENT IND RES0 citations41
US9925298B2Mar 27, 2018
Porous polymer scaffold useful for tissue engineering in stem cell transplantation
COUNCIL SCIENT IND RES0 citations37