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Inventor

Jayawardan Janardhanan

Inventor
Issaquah, WA, US

Overview

36→
Patents
2005–2020
Patent span
Physics
Primary field (CPC G)

Patents· 36 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H03Lprimary
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses16%
G01CMeasuring distances, levels or bearings13%
G01SRadio direction-finding11%
G06FElectric digital data processing7%
A61BDiagnosis6%
G01DMeasuring not specially adapted for a specific variable5%
G08BSignalling systems, e.g. personal calling systems5%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data5%
H04NPictorial communication, e.g. television5%
G04FTime-interval measuring4%
PatentTitleYear
10,868,550Cycle slip detection and correction in phase-locked loop202010,727,846Phase cancellation in a phase-locked loop202010,686,456Cycle slip detection and correction in phase-locked loop202010,527,453System of power-saving in MEMS sensor applications202010,516,401Wobble reduction in an integer mode digital phase locked loop201910,516,402Corrupted clock detection circuit for a phase-locked loop201910,505,554Digital phase-locked loop201910,505,555Crystal oscillator offset trim in a phase-locked loop201910,498,344Phase cancellation in a phase-locked loop201910,491,222Switch between input reference clocks of different frequencies in a phase locked loop (PLL) without phase impact201910,371,528Pedestrian navigation devices and methods201910,330,491Robust step detection using low cost MEMS accelerometer in mobile applications, and processing methods, apparatus and systems20199,948,312Phase lock loop with a digital charge pump20189,891,326'Positioning server'20189,874,641System for crowd-sourced fingerprinting20189,846,054System of power-saving in MEMS sensor applications20179,841,507'Wireless device for indoor positioning'20179,677,905'Method of power-saving in MEMS sensor applications'20179,667,300'Frequency synthesizer for achieving fast re-lock between alternate frequencies in low bandwidth PLLs'20179,391,653'Computing filtered signal as mid-value between first and second variables'20169,383,209'Undocking and re-docking mobile device inertial measurement unit from vehicle'20169,360,324'Displaying walking signals variously rotated, estimating variance, vertical, lateral direction'20169,140,590'System and method of power-saving in MEMS sensor applications'20159,121,714'Attitude estimation for pedestrian navigation using low cost MEMS accelerometer in mobile applications, and processing methods, apparatus and systems'20159,103,916'Apparatus and method for indoor positioning'20158,930,136'Static heading detection in personal navigation device'20158,694,251'Attitude estimation for pedestrian navigation using low cost mems accelerometer in mobile applications, and processing methods, apparatus and systems'20148,446,198'Phase interpolator and a delay circuit for the phase interpolator'20138,411,804'Digital demodulation of pulse-width modulated signals'20138,400,340'Achieving high dynamic range in a sigma delta analog to digital converter'20138,345,811'Digital radio processor architecture with reduced DCO modulation range requirement'20138,085,074'Fast-locking delay locked loop'20118,054,103'Synchronous clock multiplexing and output-enable'20117,817,747'Precise delay alignment between amplitude and phase/frequency modulation paths in a digital polar transmitter'20107,006,115'Supporting variable line length in digital display timing controllers using data enable signal'20066,891,968'Method to upscale single-pixel wide text without loss of image sharpness'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2005–2020Patents assigned to TEXAS INSTRUMENTS INC (36)· patent assignee history
2006Based in Chennai, IN· patent location history
2010–2019Based in Bangalore, IN· patent location history
2011–2019Patents assigned to JANARDHANAN JAYAWARDAN (9)· patent assignee history
2011–2013Patents assigned to CHAKRAVARTY SUJOY (2)· patent assignee history
2013Patents assigned to KAMATH ANANT SHANKAR (2)· patent assignee history
2014–2019Patents assigned to DUTTA GOUTAM (3)· patent assignee history
2015–2019Based in Bellevue, WA, US· patent location history
2015–2018Based in Karnataka, IN· patent location history
2016–2020Based in Issaquah, WA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEXAS INSTRUMENTS INC362005–2020
JANARDHANAN JAYAWARDANself92011–2019
DUTTA GOUTAM32014–2019
CHAKRAVARTY SUJOY22011–2013
KAMATH ANANT SHANKAR22013
Locations
LocationPatentsSpan
Issaquah, Washington, US132016–2020
Bangalore, IN132010–2019
Bellevue, Washington, US42015–2019
Karnataka, IN42015–2018
Chennai, IN12006