Sthanunathan Ramakrishnan

Person

Bangalore, IN

People

Patents Grantslast 30 patents

Information Patent Grant
FDAC/2 spur estimation and correction
- Patent number 11,777,513
- Issue date Oct 3, 2023
- Texas Instruments Incorporated
- Karthikeyan Gunasekaran
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Analog-to-digital convertor pseudo periodic IL estimation
- Patent number 11,569,827
- Issue date Jan 31, 2023
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Spur estimating receiver system
- Patent number 11,469,784
- Issue date Oct 11, 2022
- Texas Instruments Incorporated
- Aswath Vs
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency-domain IQ mismatch estimation
- Patent number 11,095,485
- Issue date Aug 17, 2021
- Texas Instruments Incorporated
- Jawaharlal Tangudu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
IQ mismatch correction for zero-IF/low-IF TX/RX
- Patent number 10,979,262
- Issue date Apr 13, 2021
- Texas Instruments Incorporated
- Jawaharlal Tangudu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
IQ mismatch correction module
- Patent number 10,924,320
- Issue date Feb 16, 2021
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Channel estimation method and system for IQ imbalance and local osc...
- Patent number 10,812,294
- Issue date Oct 20, 2020
- Texas Instruments Incorporated
- Jawaharlal Tangudu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Enhanced IQ mismatch correction function generator
- Patent number 10,715,376
- Issue date Jul 14, 2020
- Texas Instruments Incorporated
- Jaiganesh Balakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interleaved ADC with estimation of DSA-setting-based IL mismatch
- Patent number 10,541,703
- Issue date Jan 21, 2020
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Methods and apparatus for efficient linear combiner
- Patent number 10,277,202
- Issue date Apr 30, 2019
- Texas Instruments Incorporated
- Jaiganesh Balakrishnan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Band specific interleaving mismatch compensation in RF ADCs
- Patent number 10,250,273
- Issue date Apr 2, 2019
- Texas Instruments Incorporation
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Methods and apparatus to reduce non-linearity in analog to digital...
- Patent number 10,050,636
- Issue date Aug 14, 2018
- Texas Instruments Incorporated
- Jawaharlal Tangudu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for incorporating invisible access points for RSSI-based ind...
- Patent number 9,955,300
- Issue date Apr 24, 2018
- Texas Instruments Incorporated
- Mohamed Farouk Mansour
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus to increase an integrity of mismatch correcti...
- Patent number 9,813,072
- Issue date Nov 7, 2017
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Continuous tracking of mismatch correction in both analog and digit...
- Patent number 9,762,254
- Issue date Sep 12, 2017
- Texas Instruments Incorporated
- Sashidharan Venkatraman
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Measurement error covariance in GNSS receiver circuitry, pseudorang...
- Patent number 9,513,374
- Issue date Dec 6, 2016
- Texas Instruments Incorporated
- Atul Deshpande
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for location estimation
- Patent number 9,510,319
- Issue date Nov 29, 2016
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Kalman filter iteratively performing time/measurement update of use...
- Patent number 9,374,678
- Issue date Jun 21, 2016
- Texas Instruments Incorporated
- Pankaj Gupta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mismatch profile
- Patent number 9,184,762
- Issue date Nov 10, 2015
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Mismatch corrector
- Patent number 9,178,525
- Issue date Nov 3, 2015
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Close-in tones
- Patent number 9,160,358
- Issue date Oct 13, 2015
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Removing and de-weighting outlier measurements from satellite and p...
- Patent number 9,069,073
- Issue date Jun 30, 2015
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- G01 - MEASURING TESTING
Information Patent Grant
Pulse shaping in a communication system
- Patent number 9,001,948
- Issue date Apr 7, 2015
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Static heading detection in personal navigation device
- Patent number 8,930,136
- Issue date Jan 6, 2015
- Texas Instruments Incorporated
- Tarkesh Pande
- G01 - MEASURING TESTING
Information Patent Grant
System and method for access point based positioning
- Patent number 8,924,155
- Issue date Dec 30, 2014
- Texas Instruments Incorporated
- Deric W. Waters
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus to improve sensitivity of decoding time of a g...
- Patent number 8,773,304
- Issue date Jul 8, 2014
- Texas Instruments Incorporated
- Sandeep Rao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power efficiency in a medical implant based system
- Patent number 8,774,933
- Issue date Jul 8, 2014
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for hybrid positioning using Wi-Fi and GNSS blending
- Patent number 8,738,035
- Issue date May 27, 2014
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- G01 - MEASURING TESTING
Information Patent Grant
Power optmization in a medical implant based system
- Patent number 8,554,334
- Issue date Oct 8, 2013
- Texas Instruments Incorporated
- Sthanunathan Ramakrishnan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for determining a position of a mobile wireless d...
- Patent number 8,548,495
- Issue date Oct 1, 2013
- Texas Instruments Incorporated
- Deric W. Waters
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ANALOG-TO-DIGITAL CONVERTOR PSEUDO PERIODIC IL ESTIMATION
- Publication number 20230033830
- Publication date Feb 2, 2023
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan RAMAKRISHNAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FDAC/2 SPUR ESTIMATION AND CORRECTION
- Publication number 20220239304
- Publication date Jul 28, 2022
- TEXAS INSTRUMENTS INCORPORATED
- Karthikeyan GUNASEKARAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SPUR ESTIMATING RECEIVER SYSTEM
- Publication number 20210105034
- Publication date Apr 8, 2021
- TEXAS INSTRUMENTS INCORPORATED
- ASWATH VS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IQ MISMATCH CORRECTION FOR ZERO-IF/LOW-IF TX/RX
- Publication number 20200313944
- Publication date Oct 1, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Jawaharlal Tangudu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FREQUENCY-DOMAIN IQ MISMATCH ESTIMATION
- Publication number 20200177417
- Publication date Jun 4, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Jawaharlal TANGUDU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHANNEL ESTIMATION METHOD AND SYSTEM FOR IQ IMBALANCE AND LOCAL OSC...
- Publication number 20200169434
- Publication date May 28, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Jawaharlal TANGUDU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IQ MISMATCH CORRECTION FILTER
- Publication number 20200153675
- Publication date May 14, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan RAMAKRISHNAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENHANCED IQ MISMATCH CORRECTION FUNCTION GENERATOR
- Publication number 20200145277
- Publication date May 7, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Jaiganesh BALAKRISHNAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IQ MISMATCH CORRECTION FOR ZERO-IF/LOW-IF TX/RX
- Publication number 20200007365
- Publication date Jan 2, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Jawaharlal Tangudu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND APPARATUS FOR EFFICIENT LINEAR COMBINER
- Publication number 20190214972
- Publication date Jul 11, 2019
- TEXAS INSTRUMENTS INCORPORATED
- Jaiganesh Balakrishnan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INTERLEAVED ADC WITH ESTIMATION OF DSA-SETTING-BASED IL MISMATCH
- Publication number 20190013818
- Publication date Jan 10, 2019
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BAND SPECIFIC INTERLEAVING MISMATCH COMPENSATION IN RF ADCS
- Publication number 20180175873
- Publication date Jun 21, 2018
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan RAMAKRISHNAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHODS AND APPARATUS FOR EFFICIENT LINEAR COMBINER
- Publication number 20180019732
- Publication date Jan 18, 2018
- TEXAS INSTRUMENTS INCORPORATED
- Jaiganesh Balakrishnan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND APPARATUS TO REDUCE NON-LINEARITY IN ANALOG TO DIGITAL...
- Publication number 20170324421
- Publication date Nov 9, 2017
- TEXAS INSTRUMENTS INCORPORATED
- Jawaharlal Tangudu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CONTINUOUS TRACKING OF MISMATCH CORRECTION IN BOTH ANALOG AND DIGIT...
- Publication number 20170041011
- Publication date Feb 9, 2017
- TEXAS INSTRUMENTS INCORPORATED
- Sashidharan Venkatraman
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHODS AND APPARATUS TO INCREASE AN INTEGRITY OF MISMATCH CORRECTI...
- Publication number 20160344400
- Publication date Nov 24, 2016
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND SYSTEM FOR LOCATION ESTIMATION
- Publication number 20160174185
- Publication date Jun 16, 2016
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Ramakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MISMATCH PROFILE
- Publication number 20150263753
- Publication date Sep 17, 2015
- TEXAS INSTRUMENTS INCORPORATED
- STHANUNATHAN RAMAKRISHNAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CLOSE-IN TONES
- Publication number 20150263747
- Publication date Sep 17, 2015
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Ramakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MISMATCH CORRECTOR
- Publication number 20150263749
- Publication date Sep 17, 2015
- TEXAS INSTRUMENTS INCORPORATED
- STHANUNATHAN RAMAKRISHNAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND SYSTEM FOR LOCATION ESTIMATION
- Publication number 20150249907
- Publication date Sep 3, 2015
- TEXAS INSTRUMENTS INCORPORATED
- Pankaj Gupta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR INCORPORATING INVISIBLE ACCESS POINTS FOR RSSI-BASED IND...
- Publication number 20140185472
- Publication date Jul 3, 2014
- Texas Instruments Incorporated
- Mohamed Farouk Mansour
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR WiFi POSITIONING
- Publication number 20140185518
- Publication date Jul 3, 2014
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Eric Ramakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD, SYSTEM, AND APPARATUS FOR REDUCING INACCURACY IN GLOBAL NAV...
- Publication number 20140159950
- Publication date Jun 12, 2014
- TEXAS INSTRUMENTS INCORPORATED
- Atul Deshpande
- G01 - MEASURING TESTING
Information Patent Application
POWER EFFICIENCY IN A MEDICAL IMPLANT BASED SYSTEM
- Publication number 20140005751
- Publication date Jan 2, 2014
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Ramakrishnan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
APPARATUSES SYSTEMS AND METHODS FOR INFORMATION INTEGRITY MONITORING
- Publication number 20130154879
- Publication date Jun 20, 2013
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Ramakrishnan
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS TO IMPROVE SENSITIVITY OF DECODING TIME OF A G...
- Publication number 20120257651
- Publication date Oct 11, 2012
- TEXAS INSTRUMENTS INCORPORATED
- Sandeep Rao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PULSE SHAPING IN A COMMUNICATION SYSTEM
- Publication number 20120163489
- Publication date Jun 28, 2012
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Ramakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Signaling in a Medical Implant Based System
- Publication number 20120106602
- Publication date May 3, 2012
- TEXAS INSTRUMENTS INCORPORATED
- Sthanunathan Ramakrishnan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR ACCESS POINT BASED POSITIONING
- Publication number 20120063340
- Publication date Mar 15, 2012
- TEXAS INSTRUMENTS INCORPORATED
- Deric W. WATERS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Sthanunathan Ramakrishnan

Person

Patents Grantslast 30 patents

FDAC/2 spur estimation and correction

Analog-to-digital convertor pseudo periodic IL estimation

Spur estimating receiver system

Frequency-domain IQ mismatch estimation

IQ mismatch correction for zero-IF/low-IF TX/RX

IQ mismatch correction module

Channel estimation method and system for IQ imbalance and local osc...

Enhanced IQ mismatch correction function generator

Interleaved ADC with estimation of DSA-setting-based IL mismatch

Methods and apparatus for efficient linear combiner

Band specific interleaving mismatch compensation in RF ADCs

Methods and apparatus to reduce non-linearity in analog to digital...

Method for incorporating invisible access points for RSSI-based ind...

Methods and apparatus to increase an integrity of mismatch correcti...

Continuous tracking of mismatch correction in both analog and digit...

Measurement error covariance in GNSS receiver circuitry, pseudorang...

Method and system for location estimation

Kalman filter iteratively performing time/measurement update of use...

Mismatch profile

Mismatch corrector

Close-in tones

Removing and de-weighting outlier measurements from satellite and p...

Pulse shaping in a communication system

Static heading detection in personal navigation device

System and method for access point based positioning

Method and apparatus to improve sensitivity of decoding time of a g...

Power efficiency in a medical implant based system

System and method for hybrid positioning using Wi-Fi and GNSS blending

Power optmization in a medical implant based system

System and method for determining a position of a mobile wireless d...

Patents Applicationslast 30 patents

ANALOG-TO-DIGITAL CONVERTOR PSEUDO PERIODIC IL ESTIMATION

FDAC/2 SPUR ESTIMATION AND CORRECTION

SPUR ESTIMATING RECEIVER SYSTEM

IQ MISMATCH CORRECTION FOR ZERO-IF/LOW-IF TX/RX

FREQUENCY-DOMAIN IQ MISMATCH ESTIMATION

CHANNEL ESTIMATION METHOD AND SYSTEM FOR IQ IMBALANCE AND LOCAL OSC...

IQ MISMATCH CORRECTION FILTER

ENHANCED IQ MISMATCH CORRECTION FUNCTION GENERATOR

IQ MISMATCH CORRECTION FOR ZERO-IF/LOW-IF TX/RX

METHODS AND APPARATUS FOR EFFICIENT LINEAR COMBINER

INTERLEAVED ADC WITH ESTIMATION OF DSA-SETTING-BASED IL MISMATCH

BAND SPECIFIC INTERLEAVING MISMATCH COMPENSATION IN RF ADCS

METHODS AND APPARATUS FOR EFFICIENT LINEAR COMBINER

METHODS AND APPARATUS TO REDUCE NON-LINEARITY IN ANALOG TO DIGITAL...

CONTINUOUS TRACKING OF MISMATCH CORRECTION IN BOTH ANALOG AND DIGIT...

METHODS AND APPARATUS TO INCREASE AN INTEGRITY OF MISMATCH CORRECTI...

METHOD AND SYSTEM FOR LOCATION ESTIMATION

MISMATCH PROFILE

CLOSE-IN TONES

MISMATCH CORRECTOR

METHOD AND SYSTEM FOR LOCATION ESTIMATION

METHOD FOR INCORPORATING INVISIBLE ACCESS POINTS FOR RSSI-BASED IND...

SYSTEM AND METHOD FOR WiFi POSITIONING

METHOD, SYSTEM, AND APPARATUS FOR REDUCING INACCURACY IN GLOBAL NAV...

POWER EFFICIENCY IN A MEDICAL IMPLANT BASED SYSTEM

APPARATUSES SYSTEMS AND METHODS FOR INFORMATION INTEGRITY MONITORING

METHOD AND APPARATUS TO IMPROVE SENSITIVITY OF DECODING TIME OF A G...

PULSE SHAPING IN A COMMUNICATION SYSTEM

Signaling in a Medical Implant Based System

SYSTEM AND METHOD FOR ACCESS POINT BASED POSITIONING