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Ku He
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Austin, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Audio processing system signal-level based temporal masking
Patent number
12,039,964
Issue date
Jul 16, 2024
Cirrus Logic, Inc.
Ku He
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Signal amplitude-selected signal predistortion in an amplifier
Patent number
11,539,331
Issue date
Dec 27, 2022
Cirrus Logic, Inc.
Amar Vellanki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Dynamic range enhancement (DRE) control in adaptive noise cancellat...
Patent number
11,423,872
Issue date
Aug 23, 2022
Cirrus Logic, Inc.
Ku He
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Adjusting peak inductor current to limit supply input current
Patent number
11,239,752
Issue date
Feb 1, 2022
Cirrus Logic, Inc.
Jeffrey Allen May
G01 - MEASURING TESTING
Information
Patent Grant
Amplifier offset cancellation using amplifier supply voltage
Patent number
10,797,651
Issue date
Oct 6, 2020
Cirrus Logic, Inc.
Graeme Gordon MacKay
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Reducing audio artifacts in a system for enhancing dynamic range of...
Patent number
10,785,568
Issue date
Sep 22, 2020
Cirrus Logic, Inc.
Tejasvi Das
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Polymorphic playback system with signal detection filters of differ...
Patent number
10,726,873
Issue date
Jul 28, 2020
Cirrus Logic, Inc.
Ku He
G11 - INFORMATION STORAGE
Information
Patent Grant
Low-latency audio output with variable group delay
Patent number
10,701,486
Issue date
Jun 30, 2020
Cirrus Logic, Inc.
John L. Melanson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Full-scale range enhancement in a dual-path pulse width modulation...
Patent number
10,594,310
Issue date
Mar 17, 2020
Cirrus Logic, Inc.
Ku He
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Cross-fading in dual-path pulse width modulation system
Patent number
10,476,444
Issue date
Nov 12, 2019
Cirrus Logic, Inc.
Tejasvi Das
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching in an audio system with multiple playback paths
Patent number
10,321,230
Issue date
Jun 11, 2019
Cirrus Logic, Inc.
Tejasvi Das
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Polymorphic playback system with switching oscillation prevention
Patent number
10,313,790
Issue date
Jun 4, 2019
Cirrus Logic, Inc.
Ku He
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Offset calibration for amplifier and preceding circuit
Patent number
10,236,827
Issue date
Mar 19, 2019
Cirrus Logic, Inc.
Lei Zhu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Amplifier offset cancellation using amplifier supply voltage
Patent number
10,164,576
Issue date
Dec 25, 2018
Cirrus Logic, Inc.
Graeme Gordon MacKay
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Reducing audio artifacts in an amplifier with configurable final ou...
Patent number
10,044,323
Issue date
Aug 7, 2018
Cirrus Logic, Inc.
Ku He
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Reducing audio artifacts in an amplifier with configurable final ou...
Patent number
10,020,778
Issue date
Jul 10, 2018
Cirrus Logic, Inc.
Ku He
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Switching in amplifier with configurable final output stage
Patent number
10,008,992
Issue date
Jun 26, 2018
Cirrus Logic, Inc.
Lei Zhu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Systems and methods for reduction of audio artifacts in an audio sy...
Patent number
9,998,823
Issue date
Jun 12, 2018
Cirrus Logic, Inc.
Ku He
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Adaptation of dynamic range enhancement based on noise floor of signal
Patent number
9,967,665
Issue date
May 8, 2018
Cirrus Logic, Inc.
Tejasvi Das
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Systems and methods for reducing audio artifacts from switching bet...
Patent number
9,880,802
Issue date
Jan 30, 2018
Cirrus Logic, Inc.
Aniruddha Satoskar
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Systems and methods for measuring inductor current in a switching D...
Patent number
9,853,539
Issue date
Dec 26, 2017
Cirrus Logic, Inc.
Xin Zhao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Enhancing dynamic range based on spectral content of signal
Patent number
9,813,814
Issue date
Nov 7, 2017
Cirrus Logic, Inc.
Aniruddha Satoskar
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Systems and methods for reduction of audio artifacts in an audio sy...
Patent number
9,596,537
Issue date
Mar 14, 2017
Cirrus Logic, Inc.
Ku He
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Systems and methods for measuring inductor current in a switching D...
Patent number
9,461,537
Issue date
Oct 4, 2016
Cirrus Logic, Inc.
Xin Zhao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Systems and methods for gain calibration of an audio signal path
Patent number
9,337,795
Issue date
May 10, 2016
Cirrus Logic, Inc.
Tejasvi Das
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Comparator tracking control scheme with dynamic window length
Patent number
9,214,948
Issue date
Dec 15, 2015
Cirrus Logic, Inc.
Ku He
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
SIGNAL AMPLITUDE-SELECTED SIGNAL PREDISTORTION IN AN AMPLIFIER
Publication number
20220329212
Publication date
Oct 13, 2022
Cirrus Logic International Semiconductor Ltd.
Amar Vellanki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AUDIO PROCESSING SYTEM SIGNAL-LEVEL BASED TEMPORAL MASKING
Publication number
20220284877
Publication date
Sep 8, 2022
Cirrus Logic International Semiconductor Ltd.
Ku He
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
POLYMORPHIC PLAYBACK SYSTEM WITH SIGNAL DETECTION FILTERS OF DIFFER...
Publication number
20200058326
Publication date
Feb 20, 2020
Cirrus Logic International Semiconductor Ltd.
Ku He
G11 - INFORMATION STORAGE
Information
Patent Application
AMPLIFIER OFFSET CANCELLATION USING AMPLIFIER SUPPLY VOLTAGE
Publication number
20200059200
Publication date
Feb 20, 2020
Cirrus Logic International Semiconductor Ltd.
Graeme Gordon MACKAY
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
FULL-SCALE RANGE ENHANCEMENT IN A DUAL-PATH PULSE WIDTH MODULATION...
Publication number
20190260365
Publication date
Aug 22, 2019
Cirrus Logic International Semiconductor Ltd.
Ku HE
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AMPLIFIER OFFSET CANCELLATION USING AMPLIFIER SUPPLY VOLTAGE
Publication number
20180316313
Publication date
Nov 1, 2018
Cirrus Logic International Semiconductor Ltd.
Graeme Gordon MACKAY
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SWITCHING IN AN AUDIO SYSTEM WITH MULTIPLE PLAYBACK PATHS
Publication number
20180295442
Publication date
Oct 11, 2018
Cirrus Logic International Semiconductor Ltd.
Tejasvi DAS
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
OFFSET CALIBRATION FOR AMPLIFIER AND PRECEDING CIRCUIT
Publication number
20180212569
Publication date
Jul 26, 2018
Cirrus Logic International Semiconductor Ltd.
Lei ZHU
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ADAPTATION OF DYNAMIC RANGE ENHANCEMENT BASED ON NOISE FLOOR OF SIGNAL
Publication number
20180098149
Publication date
Apr 5, 2018
Cirrus Logic International Semiconductor Ltd.
Tejasvi DAS
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR REDUCING AUDIO ARTIFACTS FROM SWITCHING BET...
Publication number
20170212721
Publication date
Jul 27, 2017
Cirrus Logic International Semiconductor Ltd.
Aniruddha Satoskar
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
SYSTEMS AND METHODS FOR REDUCTION OF AUDIO ARTIFACTS IN AN AUDIO SY...
Publication number
20160080862
Publication date
Mar 17, 2016
Cirrus Logic, Inc.
Ku He
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR REDUCTION OF AUDIO ARTIFACTS IN AN AUDIO SY...
Publication number
20160080865
Publication date
Mar 17, 2016
Cirrus Logic, Inc.
Ku He
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR GAIN CALIBRATION OF AN AUDIO SIGNAL PATH
Publication number
20160072465
Publication date
Mar 10, 2016
Cirrus Logic, Inc.
Tejasvi Das
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
REDUCING AUDIO ARTIFACTS IN A SYSTEM FOR ENHANCING DYNAMIC RANGE OF...
Publication number
20150381130
Publication date
Dec 31, 2015
Cirrus Logic, Inc.
Tejasvi Das
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMPARATOR TRACKING CONTROL SCHEME WITH DYNAMIC WINDOW LENGTH
Publication number
20150303932
Publication date
Oct 22, 2015
Cirrus Logic, Inc.
Ku He
H03 - BASIC ELECTRONIC CIRCUITRY