Inventor
SHENOI KISHAN
54 patents
⚠️ This page may combine multiple inventors who share the name “SHENOI KISHAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SYMMETRICOM INC
24 patentsUS5764704AJun 9, 1998
DSP implementation of a cellular base station receiver
SYMMETRICOM INC99 citations98
US6125125ASep 26, 2000
Synchronization of TDMA cell sites
SYMMETRICOM INC72 citations95
US7142619B2Nov 28, 2006
Long subscriber loops using automatic gain control mid-span extender unit
SYMMETRICOM INC112 citations94
US6842426B2Jan 11, 2005
Fault detection for subscriber loop repeaters
SYMMETRICOM INC57 citations94
US7535900B2May 19, 2009
Multiple transmission bandwidth streams with defferentiated quality of service
SYMMETRICOM INC22 citations93
US7130332B1Oct 31, 2006
Pilot tracking for synchronization using correlation between digital signal and locally generated version of PN signal
SYMMETRICOM INC28 citations93
US6829292B1Dec 7, 2004
Increasing gain with isolating upstream and downstream filters and amplifiers
SYMMETRICOM INC25 citations93
US6549604B2Apr 15, 2003
Clock recovery and detection of rapid phase transients
SYMMETRICOM INC22 citations93
US5828670AOct 27, 1998
Distribution of synchronization in a synchronous optical environment
SYMMETRICOM INC56 citations93
US6842498B2Jan 11, 2005
Global positioning system interference detection
SYMMETRICOM INC33 citations89
US6512803B2Jan 28, 2003
Global positioning system receiver capable of functioning in the presence of interference
SYMMETRICOM INC33 citations89
US6490296B2Dec 3, 2002
Multi-link segmentation and reassembly for bonding multiple PVC's in an inverse multiplexing arrangement
SYMMETRICOM INC36 citations89
US5638379AJun 10, 1997
Encoding system for distribution of synchronization
SYMMETRICOM INC42 citations89
US8385212B2Feb 26, 2013
Method and apparatus for finding latency floor in packet networks
SYMMETRICOM INC7 citations84
US7894489B2Feb 22, 2011
Adaptive play-out buffers and adaptive clock operation in packet networks
SYMMETRICOM INC7 citations84
US7636022B2Dec 22, 2009
Adaptive play-out buffers and clock operation in packet networks
SYMMETRICOM INC17 citations84
US7382845B1Jun 3, 2008
Distribution of synchronization in an ethernet local area network environment
SYMMETRICOM INC12 citations84
US7366286B1Apr 29, 2008
Modified asymmetric digital subscriber line for use with long loops
SYMMETRICOM INC15 citations84
US7310310B1Dec 18, 2007
Multi-link SAR for bonding ATM cell-streams
SYMMETRICOM INC17 citations77
US6724835B1Apr 20, 2004
Carrier tracking method
SYMMETRICOM INC12 citations74
US7161953B2Jan 9, 2007
Bonding multiple G.shdsl links
SYMMETRICOM INC4 citations63
US6707329B2Mar 16, 2004
Clock recovery or detection of rapid phase transients
SYMMETRICOM INC5 citations63
US7039103B2May 2, 2006
Asymmetric digital subscriber line methods suitable for long subscriber loops
SYMMETRICOM INC3 citations60
US7158523B2Jan 2, 2007
Multi-link segmentation and reassembly sublayer for bonding asynchronous transfer mode permanent virtual circuits
SYMMETRICOM INC5 citations59
DSC COMMUNICATIONS
8 patentsUS5327495AJul 5, 1994
Apparatus and method for controlling an echo canceler
DSC COMMUNICATIONS25 citations91
US5029204AJul 2, 1991
Operational status controller for echo canceling
DSC COMMUNICATIONS48 citations90
US5280532AJan 18, 1994
N:1 bit compression apparatus and method
DSC COMMUNICATIONS26 citations89
US5065395ANov 12, 1991
Rudimentary digital speech interpolation apparatus and method
DSC COMMUNICATIONS40 citations89
US5159279AOct 27, 1992
Apparatus and method for detecting out-of-lock condition in a phase lock loop
DSC COMMUNICATIONS37 citations87
US5151901ASep 29, 1992
DS1 trunk packing and unpacking apparatus and method
DSC COMMUNICATIONS9 citations71
US5007086AApr 9, 1991
Apparatus and method for generating low level noise signals
DSC COMMUNICATIONS6 citations62
US5148426ASep 15, 1992
Integrated echo canceling multiplexor
DSC COMMUNICATIONS5 citations55
ITT
6 patentsUS4270027AMay 26, 1981
Telephone subscriber line unit with sigma-delta digital to analog converter
ITT59 citations95
US4268727AMay 19, 1981
Adaptive digital echo cancellation circuit
ITT57 citations95
US4439756AMar 27, 1984
Delta-Sigma modulator with switch capacitor implementation
ITT35 citations92
US4270026AMay 26, 1981
Interpolator apparatus for increasing the word rate of a digital signal of the type employed in digital telephone systems
ITT36 citations92
US4302631ANov 24, 1981
Decimator apparatus for decreasing the word rate of a digital signal of the type employed in digital telephone systems
ITT23 citations77
US4272648AJun 9, 1981
Gain control apparatus for digital telephone line circuits
ITT17 citations73
QULSAR INC
4 patentsUS10187861B2Jan 22, 2019
Constructing a distributed boundary clock over a dedicated communication channel
QULSAR INC2 citations72
US9860003B2Jan 2, 2018
Method for providing time holdover in packet-based timing deployments
QULSAR INC6 citations64
US9854548B2Dec 26, 2017
Method for constructing a distributed boundary clock over a dedicated communication channel
QULSAR INC1 citations51
US9529748B2Dec 27, 2016
Backplane timing distribution
QULSAR INC0 citations51
ANUE SYSTEMS INC
3 patentsUS9130687B2Sep 8, 2015
System and method for direct passive monitoring of packet delay variation and time error in network packet communications
ANUE SYSTEMS INC11 citations84
US9780896B2Oct 3, 2017
System and method for direct passive monitoring of packet delay variation and time error in network packet communications
ANUE SYSTEMS INC2 citations73
US9912428B2Mar 6, 2018
Systems and methods utilizing randomized clock rates to reduce systematic time-stamp granularity errors in network packet communications
ANUE SYSTEMS INC0 citations52
SCIENCE DYNAMICS CORP
1 patentSYMMETRICAN INC
1 patentWEBB III CHARLES A
1 patentZAMPETTI GEORGE P
1 patentFLOREAT INC
1 patentShowing the top 50 of 54 patents by PatentIndex Score.