Inventor
WARKE NIRMAL C
US49 patents
⚠️ This page may combine multiple inventors who share the name “WARKE NIRMAL C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TEXAS INSTRUMENTS INC
38 patentsUS6516025B1Feb 4, 2003
High-speed upstream modem communication
TEXAS INSTRUMENTS INC28 citations93
US9258107B1Feb 9, 2016
Local oscillator phase noise tracking for single carrier transmission
TEXAS INSTRUMENTS INC8 citations83
US7031379B2Apr 18, 2006
Time domain equalizer for DMT modulation
TEXAS INSTRUMENTS INC17 citations82
US11092674B2Aug 17, 2021
Transmit signal design for an optical distance measurement system
TEXAS INSTRUMENTS INC4 citations73
US10908287B2Feb 2, 2021
Methods and apparatus for LIDAR operation with narrowband intensity modulation
TEXAS INSTRUMENTS INC4 citations73
US10698108B2Jun 30, 2020
Receive signal beam steering and detector for an optical distance measurement system
TEXAS INSTRUMENTS INC2 citations73
US10690756B2Jun 23, 2020
Methods and apparatus for LIDAR operation with pulse position modulation
TEXAS INSTRUMENTS INC6 citations73
US10613204B2Apr 7, 2020
Methods and apparatus for lidar operation with sequencing of pulses
TEXAS INSTRUMENTS INC4 citations73
US10353062B2Jul 16, 2019
Methods and apparatus for narrowband ranging systems using reference signal interpolation
TEXAS INSTRUMENTS INC2 citations73
US10145948B2Dec 4, 2018
Methods and apparatus for narrowband ranging systems using coarse and fine delay estimation
TEXAS INSTRUMENTS INC3 citations73
US9484630B2Nov 1, 2016
Chip to dielectric waveguide interface for sub-millimeter wave communications link
TEXAS INSTRUMENTS INC3 citations73
US11106030B2Aug 31, 2021
Optical distance measurement system using solid state beam steering
TEXAS INSTRUMENTS INC2 citations70
US7260142B2Aug 21, 2007
Dynamic hybrid switching in a wireline modem
TEXAS INSTRUMENTS INC2 citations63
US7031400B2Apr 18, 2006
Method of selecting a PCM modem signal constellation in relation to channel impairments
TEXAS INSTRUMENTS INC3 citations63
US12591049B2Mar 31, 2026
Transmit signal design for an optical distance measurement system
TEXAS INSTRUMENTS INC0 citations62
US12366642B2Jul 22, 2025
Methods and apparatus for lidar operation with sequencing of pulses
TEXAS INSTRUMENTS INC0 citations62
US11754905B2Sep 12, 2023
Phased spatial light modulator for imaging
TEXAS INSTRUMENTS INC0 citations62
US11460551B2Oct 4, 2022
Virtual array method for 3D robotic vision
TEXAS INSTRUMENTS INC0 citations62
US11231493B2Jan 25, 2022
Methods and apparatus for narrowband ranging systems using coarse and fine delay estimation
TEXAS INSTRUMENTS INC0 citations62
US7421018B2Sep 2, 2008
System and method for selecting precursor equalizer coefficients and serializer deserializer incorporating the same
TEXAS INSTRUMENTS INC4 citations62
US7274736B2Sep 25, 2007
Multiple path equalization for multicarrier systems
TEXAS INSTRUMENTS INC2 citations62
US8760899B1Jun 24, 2014
Frequency multiplier
TEXAS INSTRUMENTS INC3 citations61
US7356088B2Apr 8, 2008
M-dimension M-PAM trellis code system and associated trellis encoder and decoder
TEXAS INSTRUMENTS INC6 citations61
US8837561B2Sep 16, 2014
Initialization sequence for bi-directional communications in a carrier-based system
TEXAS INSTRUMENTS INC2 citations60
US12216270B2Feb 4, 2025
Optical distance measurement system using solid state beam steering
TEXAS INSTRUMENTS INC0 citations59
US11428790B2Aug 30, 2022
Narrowband TIA and signaling for optical distance measurement systems
TEXAS INSTRUMENTS INC0 citations52
US11333760B2May 17, 2022
Frequency modulation for interference free optical time of flight system
TEXAS INSTRUMENTS INC0 citations52
US11221411B2Jan 11, 2022
Power efficient LIDAR
TEXAS INSTRUMENTS INC0 citations52
US9425739B1Aug 23, 2016
Tunable quadrature oscillator
TEXAS INSTRUMENTS INC1 citations52
US9425808B1Aug 23, 2016
Frequency detector
TEXAS INSTRUMENTS INC1 citations52
US7184472B2Feb 27, 2007
Time domain equalizer and method
TEXAS INSTRUMENTS INC0 citations52
US7236532B2Jun 26, 2007
Method of initializing a communication system with different bandwidth receivers and transmitters
TEXAS INSTRUMENTS INC0 citations50
US7801204B2Sep 21, 2010
Estimation of BER performance
TEXAS INSTRUMENTS INC0 citations42
US9166270B2Oct 20, 2015
Balun with integrated decoupling as ground shield
TEXAS INSTRUMENTS INC0 citations41
US9143100B2Sep 22, 2015
Method and circuitry for multi-stage amplification
TEXAS INSTRUMENTS INC0 citations41
US7194024B2Mar 20, 2007
Method for adaptive hybrid selection during ADSL modem training
TEXAS INSTRUMENTS INC0 citations41
US7904496B2Mar 8, 2011
Method and system for selecting effective tap values for a digital filter
TEXAS INSTRUMENTS INC0 citations40
US10879856B2Dec 29, 2020
Sensor array with distributed low noise amplifier
TEXAS INSTRUMENTS INC0 citations38
WARKE NIRMAL C
5 patentsUS8958504B2Feb 17, 2015
Carrier recovery in amplitude and phase modulated systems
WARKE NIRMAL C29 citations92
US8736481B2May 27, 2014
Carrier frequency offset compensation in beamforming systems
WARKE NIRMAL C4 citations72
US8693531B2Apr 8, 2014
Method and apparatus for performing speculative decision feedback equalization
WARKE NIRMAL C4 citations72
US8693468B2Apr 8, 2014
Wireless bridge IC
WARKE NIRMAL C2 citations60
US9240900B2Jan 19, 2016
Wireless router system
WARKE NIRMAL C0 citations40