Christian Larsen

Person

Austin, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Sense resistor and method for forming same
- Patent number 11,953,531
- Issue date Apr 9, 2024
- Cirrus Logic Inc.
- Kathryn R. Holland
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Efficient use of energy in a switching power converter
- Patent number 11,909,317
- Issue date Feb 20, 2024
- Cirrus Logic Inc.
- Eric J. King
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Signal tracking-based supply voltage generation with over-boosted v...
- Patent number 11,728,779
- Issue date Aug 15, 2023
- Cirrus Logic Inc.
- Jeffrey A. May
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Current sensing circuitry
- Patent number 11,621,683
- Issue date Apr 4, 2023
- Cirrus Logic, Inc.
- Wei Xu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable-frequency charge pump using output voltage threshold control
- Patent number 11,398,804
- Issue date Jul 26, 2022
- Cirrus Logic, Inc.
- Jason W. Lawrence
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Efficient use of energy in a switching power converter
- Patent number 11,387,732
- Issue date Jul 12, 2022
- Cirrus Logic, Inc.
- Eric J. King
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Managing on-chip power rail between internal power supply and exter...
- Patent number 11,300,987
- Issue date Apr 12, 2022
- Cirrus Logic, Inc.
- Kathryn R. Holland
- G05 - CONTROLLING REGULATING
Information Patent Grant
High common mode rejection ratio (CMRR) current monitoring circuit...
- Patent number 11,296,666
- Issue date Apr 5, 2022
- Cirrus Logic, Inc.
- Christian Larsen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Dual device semiconductor structures with shared drain
- Patent number 10,917,052
- Issue date Feb 9, 2021
- Cirrus Logic, Inc.
- Shanjen Pan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Calibration of current sense amplifier with common-mode rejection
- Patent number 10,901,012
- Issue date Jan 26, 2021
- Cirrus Logic, Inc.
- Katy Holland
- G01 - MEASURING TESTING
Information Patent Grant
High efficiency transducer driver
- Patent number 10,659,887
- Issue date May 19, 2020
- Cirrus Logic, Inc.
- Eric J. King
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dual gate metal-oxide-semiconductor field-effect transistor
- Patent number 10,586,865
- Issue date Mar 10, 2020
- Cirrus Logic, Inc.
- Scott Warrick
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Charge pump input current limiter
- Patent number 10,581,322
- Issue date Mar 3, 2020
- Cirrus Logic, Inc.
- Eric J. King
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Dual device semiconductor structures with shared drain
- Patent number 10,298,184
- Issue date May 21, 2019
- Cirrus Logic, Inc.
- Shanjen Pan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power converter predriver system with multiple power modes
- Patent number 10,230,300
- Issue date Mar 12, 2019
- Cirrus Logic, Inc.
- Jingjing Yu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-device synchronization of devices
- Patent number 10,205,672
- Issue date Feb 12, 2019
- Cirrus Logic, Inc.
- Jeffrey A. May
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Configurable control loop topology for a pulse width modulation amp...
- Patent number 10,193,505
- Issue date Jan 29, 2019
- Cirrus Logic, Inc.
- Emmanuel Marchais
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital PWM modulator
- Patent number 10,164,590
- Issue date Dec 25, 2018
- Cirrus Logic, Inc.
- Lingli Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable ratio charge pump with peak current and average current li...
- Patent number 10,114,392
- Issue date Oct 30, 2018
- Cirrus Logic, Inc.
- Eric J. King
- G05 - CONTROLLING REGULATING
Information Patent Grant
Determination of inductor current during reverse current in a boost...
- Patent number 9,912,238
- Issue date Mar 6, 2018
- Cirrus Logic, Inc.
- Ullas Pazhayaveetil
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Boost converter controller with inductance value determination
- Patent number 9,912,312
- Issue date Mar 6, 2018
- Cirrus Logic, Inc.
- Ullas Pazhayaveetil
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Boost converter voltage controlled based on audio signal
- Patent number 9,742,370
- Issue date Aug 22, 2017
- Cirrus Logic, Inc.
- Ullas Pazhayaveetil
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier with adjustable ramp up/down gain for minimizing or elimi...
- Patent number 9,673,762
- Issue date Jun 6, 2017
- Cirrus Logic, Inc.
- Lingli Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Boost converter voltage controlled based on audio signal
- Patent number 9,520,782
- Issue date Dec 13, 2016
- Cirrus Logic, Inc.
- Ullas Pazhayaveetil
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Grounding switch method and apparatus
- Patent number 9,515,646
- Issue date Dec 6, 2016
- Conexant Systems, Inc.
- Christian Larsen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power management controller for drivers
- Patent number 9,485,568
- Issue date Nov 1, 2016
- Conexant Systems, Inc.
- Christian Larsen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low-power programmable oscillator and ramp generator
- Patent number 9,385,694
- Issue date Jul 5, 2016
- Conexant Systems, Inc.
- Christian Larsen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-standard headset support with integrated ground switching
- Patent number 9,319,768
- Issue date Apr 19, 2016
- Conexant Systems, Inc.
- Christian Larsen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low power level shifter with output swing control
- Patent number 9,264,043
- Issue date Feb 16, 2016
- Conexant Systems, Inc.
- Lorenzo Crespi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Systems and methods for edge control in a switched output stage
- Patent number 8,970,258
- Issue date Mar 3, 2015
- Cirrus Logic, Inc.
- Dan Shen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
DIRECT CURRENT POWER FACTOR CORRECTION IN A DIRECT CURRENT-TO-DIREC...
- Publication number 20230336068
- Publication date Oct 19, 2023
- Cirrus Logic International Semiconductor Ltd.
- Jeffrey A. MAY
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
EFFICIENT USE OF ENERGY IN A SWITCHING POWER CONVERTER
- Publication number 20230208303
- Publication date Jun 29, 2023
- Cirrus Logic International Semiconductor Ltd.
- Eric J. KING
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
USING CHARGING PATH STEP-DOWN POWER CONVERTER TO PROVIDE BOOSTED SU...
- Publication number 20230106891
- Publication date Apr 6, 2023
- Cirrus Logic International Semiconductor Ltd.
- Christian LARSEN
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
EFFICIENT USE OF ENERGY IN A SWITCHING POWER CONVERTER
- Publication number 20220286050
- Publication date Sep 8, 2022
- Cirrus Logic International Semiconductor Ltd.
- Eric J. KING
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CURRENT SENSING CIRCUITRY
- Publication number 20220247372
- Publication date Aug 4, 2022
- Cirrus Logic International Semiconductor Ltd.
- Wei XU
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SENSE RESISTOR AND METHOD FOR FORMING SAME
- Publication number 20210364560
- Publication date Nov 25, 2021
- Cirrus Logic International Semiconductor Ltd.
- Kathryn R. HOLLAND
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FABRICATION OF INTEGRATED CIRCUIT INCLUDING PASSIVE ELECTRICAL COMP...
- Publication number 20210082811
- Publication date Mar 18, 2021
- Cirrus Logic International Semiconductor Ltd.
- Scott WARRICK
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EFFICIENT USE OF ENERGY IN A SWITCHING POWER CONVERTER
- Publication number 20210083578
- Publication date Mar 18, 2021
- Cirrus Logic International Semiconductor Ltd.
- Eric J. KING
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
VARIABLE-FREQUENCY CHARGE PUMP USING OUTPUT VOLTAGE THRESHOLD CONTROL
- Publication number 20210050832
- Publication date Feb 18, 2021
- Cirrus Logic International Semiconductor Ltd.
- Jason W. LAWRENCE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ENFORCING SIMULATION-BASED PHYSICAL DESIGN RULES TO OPTIMIZE CIRCUI...
- Publication number 20200334408
- Publication date Oct 22, 2020
- Cirrus Logic International Semiconductor Ltd.
- Michael R. KOBE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SIGNAL TRACKING-BASED SUPPLY VOLTAGE GENERATION WITH OVER-BOOSTED V...
- Publication number 20200235712
- Publication date Jul 23, 2020
- Cirrus Logic International Semiconductor Ltd.
- Jeffrey A. MAY
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CALIBRATION OF CURRENT SENSE AMPLIFIER WITH COMMON-MODE REJECTION
- Publication number 20190293691
- Publication date Sep 26, 2019
- Cirrus Logic International Semiconductor Ltd.
- Katy HOLLAND
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DUAL DEVICE SEMICONDUCTOR STRUCTURES WITH SHARED DRAIN
- Publication number 20190238104
- Publication date Aug 1, 2019
- Cirrus Logic International Semiconductor Ltd.
- Shanjen Pan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DUAL GATE METAL-OXIDE-SEMICONDUCTOR FIELD-EFFECT TRANSISTOR
- Publication number 20190103490
- Publication date Apr 4, 2019
- Cirrus Logic International Semiconductor Ltd.
- Scott WARRICK
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH EFFICIENCY TRANSDUCER DRIVER
- Publication number 20180376252
- Publication date Dec 27, 2018
- Cirrus Logic International Semiconductor Ltd.
- Eric J. KING
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERTER PREDRIVER SYSTEM WITH MULTIPLE POWER MODES
- Publication number 20180309361
- Publication date Oct 25, 2018
- Cirrus Logic International Semiconductor Ltd.
- Jingjing YU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIGITAL PWM MODULATOR
- Publication number 20180254757
- Publication date Sep 6, 2018
- Cirrus Logic International Semiconductor Ltd.
- Lingli Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
VARIABLE RATIO CHARGE PUMP WITH PEAK CURRENT AND AVERAGE CURRENT LI...
- Publication number 20180120884
- Publication date May 3, 2018
- Cirrus Logic International Semiconductor Ltd.
- Eric J. KING
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CHARGE PUMP INPUT CURRENT LIMITER
- Publication number 20180109181
- Publication date Apr 19, 2018
- Cirrus Logic International Semiconductor Ltd.
- Eric J. KING
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONFIGURABLE CONTROL LOOP TOPOLOGY FOR A PULSE WIDTH MODULATION AMP...
- Publication number 20180041173
- Publication date Feb 8, 2018
- Cirrus Logic International Semiconductor Ltd.
- Emmanuel MARCHAIS
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DUAL DEVICE SEMICONDUCTOR STRUCTURES WITH SHARED DRAIN
- Publication number 20170272042
- Publication date Sep 21, 2017
- Cirrus Logic International Semiconductor Ltd.
- Shanjen Pan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTI-DEVICE SYNCHRONIZATION OF DEVICES
- Publication number 20170078213
- Publication date Mar 16, 2017
- Cirrus Logic International Semiconductor Ltd.
- Jeffrey A. MAY
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BOOST CONVERTER VOLTAGE CONTROLLED BASED ON AUDIO SIGNAL
- Publication number 20170063318
- Publication date Mar 2, 2017
- Cirrus Logic, Inc.
- Ullas Pazhayaveetil
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AMPLIFIER WITH ADJUSTABLE RAMP UP/DOWN GAIN FOR MINIMIZING OR ELIMI...
- Publication number 20160118949
- Publication date Apr 28, 2016
- Cirrus Logic, Inc.
- Lingli Zhang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BOOST CONVERTER VOLTAGE CONTROLLED BASED ON AUDIO SIGNAL
- Publication number 20150030183
- Publication date Jan 29, 2015
- Cirrus Logic, Inc.
- Ullas Pazhayaveetil
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BOOST CONVERTER CONTROLLER WITH INDUCTANCE VALUE DETERMINATION
- Publication number 20150032396
- Publication date Jan 29, 2015
- Cirrus Logic, Inc.
- Ullas Pazhayaveetil
- G01 - MEASURING TESTING
Information Patent Application
SYSTEMS AND METHODS FOR EDGE CONTROL IN A SWITCHED OUTPUT STAGE
- Publication number 20140266126
- Publication date Sep 18, 2014
- Cirrus Logic, Inc.
- Dan Shen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LOW POWER LEVEL SHIFTER WITH OUTPUT SWING CONTROL
- Publication number 20140176223
- Publication date Jun 26, 2014
- Conexant Systems, Inc.
- Lorenzo Crespi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HYBRID ANALOG/DIGITAL HEADSET
- Publication number 20140029770
- Publication date Jan 30, 2014
- Conexant Systems, Inc.
- Jonathan Chien
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GROUNDING SWITCH METHOD AND APPARATUS
- Publication number 20140003621
- Publication date Jan 2, 2014
- CONEXANT SYSTEMS, INC.
- CHRISTIAN LARSEN
- H01 - BASIC ELECTRIC ELEMENTS

Christian Larsen

Person

Patents Grantslast 30 patents

Sense resistor and method for forming same

Efficient use of energy in a switching power converter

Signal tracking-based supply voltage generation with over-boosted v...

Current sensing circuitry

Variable-frequency charge pump using output voltage threshold control

Efficient use of energy in a switching power converter

Managing on-chip power rail between internal power supply and exter...

High common mode rejection ratio (CMRR) current monitoring circuit...

Dual device semiconductor structures with shared drain

Calibration of current sense amplifier with common-mode rejection

High efficiency transducer driver

Dual gate metal-oxide-semiconductor field-effect transistor

Charge pump input current limiter

Dual device semiconductor structures with shared drain

Power converter predriver system with multiple power modes

Multi-device synchronization of devices

Configurable control loop topology for a pulse width modulation amp...

Digital PWM modulator

Variable ratio charge pump with peak current and average current li...

Determination of inductor current during reverse current in a boost...

Boost converter controller with inductance value determination

Boost converter voltage controlled based on audio signal

Amplifier with adjustable ramp up/down gain for minimizing or elimi...

Boost converter voltage controlled based on audio signal

Grounding switch method and apparatus

Power management controller for drivers

Low-power programmable oscillator and ramp generator

Multi-standard headset support with integrated ground switching

Low power level shifter with output swing control

Systems and methods for edge control in a switched output stage

Patents Applicationslast 30 patents

DIRECT CURRENT POWER FACTOR CORRECTION IN A DIRECT CURRENT-TO-DIREC...

EFFICIENT USE OF ENERGY IN A SWITCHING POWER CONVERTER

USING CHARGING PATH STEP-DOWN POWER CONVERTER TO PROVIDE BOOSTED SU...

EFFICIENT USE OF ENERGY IN A SWITCHING POWER CONVERTER

CURRENT SENSING CIRCUITRY

SENSE RESISTOR AND METHOD FOR FORMING SAME

FABRICATION OF INTEGRATED CIRCUIT INCLUDING PASSIVE ELECTRICAL COMP...

EFFICIENT USE OF ENERGY IN A SWITCHING POWER CONVERTER

VARIABLE-FREQUENCY CHARGE PUMP USING OUTPUT VOLTAGE THRESHOLD CONTROL

ENFORCING SIMULATION-BASED PHYSICAL DESIGN RULES TO OPTIMIZE CIRCUI...

SIGNAL TRACKING-BASED SUPPLY VOLTAGE GENERATION WITH OVER-BOOSTED V...

CALIBRATION OF CURRENT SENSE AMPLIFIER WITH COMMON-MODE REJECTION

DUAL DEVICE SEMICONDUCTOR STRUCTURES WITH SHARED DRAIN

DUAL GATE METAL-OXIDE-SEMICONDUCTOR FIELD-EFFECT TRANSISTOR

HIGH EFFICIENCY TRANSDUCER DRIVER

POWER CONVERTER PREDRIVER SYSTEM WITH MULTIPLE POWER MODES

DIGITAL PWM MODULATOR

VARIABLE RATIO CHARGE PUMP WITH PEAK CURRENT AND AVERAGE CURRENT LI...

CHARGE PUMP INPUT CURRENT LIMITER

CONFIGURABLE CONTROL LOOP TOPOLOGY FOR A PULSE WIDTH MODULATION AMP...

DUAL DEVICE SEMICONDUCTOR STRUCTURES WITH SHARED DRAIN

MULTI-DEVICE SYNCHRONIZATION OF DEVICES

BOOST CONVERTER VOLTAGE CONTROLLED BASED ON AUDIO SIGNAL

AMPLIFIER WITH ADJUSTABLE RAMP UP/DOWN GAIN FOR MINIMIZING OR ELIMI...

BOOST CONVERTER VOLTAGE CONTROLLED BASED ON AUDIO SIGNAL

BOOST CONVERTER CONTROLLER WITH INDUCTANCE VALUE DETERMINATION

SYSTEMS AND METHODS FOR EDGE CONTROL IN A SWITCHED OUTPUT STAGE

LOW POWER LEVEL SHIFTER WITH OUTPUT SWING CONTROL

HYBRID ANALOG/DIGITAL HEADSET

GROUNDING SWITCH METHOD AND APPARATUS