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Sumant Ranganathan
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Cupertino, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Low power touch sensing during a sleep state of an electronic device
Patent number
11,614,788
Issue date
Mar 28, 2023
Apple Inc.
Taif A. Syed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pixelated self-capacitance water rejection
Patent number
11,561,647
Issue date
Jan 24, 2023
Apple Inc.
Yingxuan Li
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Low power touch sensing during a sleep state of an electronic device
Patent number
11,226,668
Issue date
Jan 18, 2022
Apple Inc.
Taif A. Syed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Wireless power transmitting devices
Patent number
11,159,054
Issue date
Oct 26, 2021
Apple Inc.
Christopher M. Pinciuc
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Location-based swing compensation for touch channel attenuation
Patent number
11,137,858
Issue date
Oct 5, 2021
Apple Inc.
Albert Lin
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Low power touch sensing during a sleep state of an electronic device
Patent number
10,928,881
Issue date
Feb 23, 2021
Apple Inc.
Taif A. Syed
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Quasi-continuous-time sampling of discrete-time sampled signals
Patent number
10,768,746
Issue date
Sep 8, 2020
Apple Inc.
Vivek Pant
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pixelated self-capacitance water rejection
Patent number
10,712,867
Issue date
Jul 14, 2020
Apple Inc.
Yingxuan Li
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Back of cover touch sensors
Patent number
10,444,918
Issue date
Oct 15, 2019
Apple Inc.
Wencong Zhu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-bar capacitive sense electrode
Patent number
10,310,667
Issue date
Jun 4, 2019
Apple Inc.
Alexandre Gourevitch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Coarse scan and targeted active mode scan for touch
Patent number
10,067,618
Issue date
Sep 4, 2018
Apple Inc.
Shwetabh Verma
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for measuring resistive sensors
Patent number
10,006,828
Issue date
Jun 26, 2018
Apple Inc.
Manu Agarwal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Common pixel correction for sensor panels
Patent number
9,880,664
Issue date
Jan 30, 2018
Apple Inc.
Manu Agarwal
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for providing enhanced touch sensing
Patent number
9,292,127
Issue date
Mar 22, 2016
Broadcom Corporation
John Walley
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of calibrating the delay of an envelope tracking signal
Patent number
9,066,368
Issue date
Jun 23, 2015
Broadcom Corporation
Robert Lorenz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
High-accuracy touch positioning for touch panels
Patent number
9,058,078
Issue date
Jun 16, 2015
Broadcom Corporation
Glen Weaver
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multimode DSL line driver
Patent number
9,054,866
Issue date
Jun 9, 2015
Broadcom Corporation
Nir Matalon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Baseline recalculation after frequency reconfiguration of a mutual...
Patent number
9,024,912
Issue date
May 5, 2015
Broadcom Corporation
Ian Atkinson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Asymmetric multi-row touch panel scanning
Patent number
9,001,072
Issue date
Apr 7, 2015
Broadcom Corporation
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Systems and methods for providing enhanced touch sensing
Patent number
8,988,367
Issue date
Mar 24, 2015
Broadcom Corporation
John Walley
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Orthogonal multi-row touch panel stimulation
Patent number
8,937,606
Issue date
Jan 20, 2015
Broadcom Corporation
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hand-held gaming device with configurable touch sensitive panel(s)
Patent number
8,845,424
Issue date
Sep 30, 2014
Broadcom Corporation
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Highly configurable analog preamp with analog to digital converter
Patent number
8,766,939
Issue date
Jul 1, 2014
Broadcom Corporation
David Amory Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hand-held gaming device that identifies user based upon input from...
Patent number
8,754,746
Issue date
Jun 17, 2014
Broadcom Corporation
Bob Lukas
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Reference charge cancellation for analog-to-digital converters
Patent number
8,749,425
Issue date
Jun 10, 2014
Broadcom Corporation
Jason Hu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Remote control for multimedia system having touch sensitive panel f...
Patent number
8,614,621
Issue date
Dec 24, 2013
Broadcom Corporation
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hand-held gaming device with configurable touch sensitive panel(s)
Patent number
8,449,393
Issue date
May 28, 2013
Broadcom Corporation
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Portable communication device with multi-tiered power save operation
Patent number
8,286,013
Issue date
Oct 9, 2012
Broadcom Corporation
Chun-ying Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Integrated circuit with on-board power utilization information
Patent number
8,250,499
Issue date
Aug 21, 2012
Broadcom Corporation
Chun-ying Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Line driver for an adaptive hybrid circuit
Patent number
8,208,462
Issue date
Jun 26, 2012
Broadcom Corporation
Tom Kwan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
HYBRID FERROMAGNETIC CORE
Publication number
20220336143
Publication date
Oct 20, 2022
Apple Inc.
Zelin Xu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LOW POWER TOUCH SENSING DURING A SLEEP STATE OF AN ELECTRONIC DEVICE
Publication number
20220137693
Publication date
May 5, 2022
Apple Inc.
Taif A. SYED
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LOW POWER TOUCH SENSING DURING A SLEEP STATE OF AN ELECTRONIC DEVICE
Publication number
20210173466
Publication date
Jun 10, 2021
Apple Inc.
Taif A. SYED
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PIXELATED SELF-CAPACITANCE WATER REJECTION
Publication number
20200341585
Publication date
Oct 29, 2020
Apple Inc.
Yingxuan LI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Wireless Power Transmitting Devices
Publication number
20200036229
Publication date
Jan 30, 2020
Apple Inc.
Christopher M. Pinciuc
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
COARSE SCAN AND TARGETED ACTIVE MODE SCAN FOR TOUCH AND STYLUS
Publication number
20190095006
Publication date
Mar 28, 2019
Apple Inc.
Shahrooz SHAHPARNIA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PIXELATED SELF-CAPACITANCE WATER REJECTION
Publication number
20180275824
Publication date
Sep 27, 2018
Apple Inc.
Yingxuan LI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LOW POWER TOUCH SENSING DURING A SLEEP STATE OF AN ELECTRONIC DEVICE
Publication number
20180088733
Publication date
Mar 29, 2018
Apple Inc.
Taif A. SYED
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LOCATION-BASED SWING COMPENSATION FOR TOUCH CHANNEL ATTENUATION
Publication number
20180088735
Publication date
Mar 29, 2018
Apple Inc.
Albert LIN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
BACK OF COVER TOUCH SENSORS
Publication number
20180067584
Publication date
Mar 8, 2018
Apple Inc.
Wencong ZHU
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COMMON PIXEL CORRECTION FOR SENSOR PANELS
Publication number
20170090668
Publication date
Mar 30, 2017
Apple Inc.
Manu AGARWAL
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MULTI-BAR CAPACITIVE SENSE ELECTRODE
Publication number
20170083152
Publication date
Mar 23, 2017
Apple Inc.
Alexandre GOUREVITCH
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Portable Communication Device with Multi-Tiered Power Save Operation
Publication number
20170026869
Publication date
Jan 26, 2017
BROADCOM CORPORATION
Chun-ying Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Systems and Methods for Measuring Resistive Sensors
Publication number
20160377501
Publication date
Dec 29, 2016
Apple Inc.
Manu Agarwal
G01 - MEASURING TESTING
Information
Patent Application
COARSE SCAN AND TARGETED ACTIVE MODE SCAN FOR TOUCH
Publication number
20160162011
Publication date
Jun 9, 2016
Apple Inc.
Shwetabh VERMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Asymmetric Multi-Row Touch Panel Scanning
Publication number
20150253890
Publication date
Sep 10, 2015
BROADCOM CORPORATION
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
High-Accuracy Touch Positioning for Touch Panels
Publication number
20150242021
Publication date
Aug 27, 2015
BROADCOM CORPORATION
Glen Weaver
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
BASELINE RECALCULATION AFTER FREQUENCY RECONFIGURATION OF A MUTUAL...
Publication number
20150227241
Publication date
Aug 13, 2015
BROADCOM CORPORATION
Ian Atkinson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SYSTEMS AND METHODS FOR PROVIDING ENHANCED TOUCH SENSING
Publication number
20150138153
Publication date
May 21, 2015
BROADCOM CORPORATION
John Walley
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Orthogonal Multi-Row Touch Panel Stimulation
Publication number
20150091869
Publication date
Apr 2, 2015
BROADCOM CORPORATION
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Wireless Device With Touch-Based Stylus
Publication number
20150049052
Publication date
Feb 19, 2015
BROADCOM CORPORATION
Ian Andrew ATKINSON
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MUTUAL CAPACITIVE TOUCH SENSOR PATTERN
Publication number
20140225859
Publication date
Aug 14, 2014
BROADCOM CORPORATION
Massoud Badaye
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Single Layer Touch Sensor
Publication number
20140210768
Publication date
Jul 31, 2014
International Rectifier Corporation
Massoud Badaye
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
REFERENCE CHARGE CANCELLATION FOR ANALOG-TO-DIGITAL CONVERTERS
Publication number
20140176359
Publication date
Jun 26, 2014
BROADCOM CORPORATION
Jason Hu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
BASELINE RECALCULATION AFTER FREQUENCY RECONFIGURATION OF A MUTUAL...
Publication number
20140125623
Publication date
May 8, 2014
BROADCOM CORPORATION
Ian Atkinson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SEMICONDUCTOR SEAL RING DESIGN FOR NOISE ISOLATION
Publication number
20130328158
Publication date
Dec 12, 2013
BROADCOM CORPORATION
Sumant Ranganathan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HAND-HELD GAMING DEVICE WITH CONFIGURABLE TOUCH SENSITIVE PANEL(S)
Publication number
20130237322
Publication date
Sep 12, 2013
BROADCOM CORPORATION
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FAST TOUCH DETECTION IN A MUTUAL CAPACITIVE TOUCH SYSTEM
Publication number
20130176273
Publication date
Jul 11, 2013
BROADCOM CORPORATION
Tianhao Li
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
HIGH-ACCURACY TOUCH POSITIONING FOR TOUCH PANELS
Publication number
20130176275
Publication date
Jul 11, 2013
BROADCOM CORPORATION
Glen Weaver
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ORTHOGONAL MULTI-ROW TOUCH PANEL STIMULATION
Publication number
20130176271
Publication date
Jul 11, 2013
BROADCOM CORPORATION
David A. Sobel
G06 - COMPUTING CALCULATING COUNTING