Roderick B. Hogan

Person

Sunnyvale, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Data bus driver with electrical energy dump
- Patent number 11,455,265
- Issue date Sep 27, 2022
- Apple Inc.
- Roderick B. Hogan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High output impedance audio amplifier for noise rejection
- Patent number 11,166,106
- Issue date Nov 2, 2021
- Apple Inc.
- Michael B Nussbaum
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data bus driver with electrical energy dump
- Patent number 10,963,410
- Issue date Mar 30, 2021
- Apple Inc.
- Roderick B. Hogan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Amplifier power converter input current/power limit adjustment usin...
- Patent number 10,917,050
- Issue date Feb 9, 2021
- Apple Inc.
- Roderick B. Hogan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current-source switching hybrid audio amplifier
- Patent number 10,911,009
- Issue date Feb 2, 2021
- Apple Inc.
- Roderick B Hogan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High output impedance audio amplifier for noise rejection
- Patent number 10,674,280
- Issue date Jun 2, 2020
- Apple Inc.
- Michael B Nussbaum
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Increased output impedance switching amplifier and low-side recycle...
- Patent number 10,666,209
- Issue date May 26, 2020
- Apple Inc.
- Roderick B. Hogan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electrical power converter and detachable energy storage reservoir
- Patent number 10,283,989
- Issue date May 7, 2019
- Apple Inc.
- Roderick B. Hogan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Interference-insensitive capacitive displacement sensing
- Patent number 10,254,134
- Issue date Apr 9, 2019
- Apple Inc.
- Roderick B. Hogan
- G01 - MEASURING TESTING
Information Patent Grant
Digital transducer circuit
- Patent number 10,212,500
- Issue date Feb 19, 2019
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Capacitive sensing of a moving-coil structure with an inset plate
- Patent number 10,149,078
- Issue date Dec 4, 2018
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sensor assembly for measuring diaphragm displacement and temperatur...
- Patent number 9,967,664
- Issue date May 8, 2018
- Apple Inc.
- Yang Boon Quek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Grounding circuit for alternate audio plug designs
- Patent number 9,854,355
- Issue date Dec 26, 2017
- Apple Inc.
- Roderick B. Hogan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Charge pump-based split-rail supply generation
- Patent number 9,847,713
- Issue date Dec 19, 2017
- Apple Inc.
- David C. Breece
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Capacitive displacement sensing circuit with a guard voltage source
- Patent number 9,826,308
- Issue date Nov 21, 2017
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Reuse of plug detection contacts to reduce crosstalk
- Patent number 9,793,658
- Issue date Oct 17, 2017
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audio apparatus having dynamic ground break resistance
- Patent number 9,729,964
- Issue date Aug 8, 2017
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Capacitive position sensing for transducers
- Patent number 9,681,228
- Issue date Jun 13, 2017
- Apple Inc.
- Christopher Wilk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-channel audio system having a shared current sense element fo...
- Patent number 9,332,343
- Issue date May 3, 2016
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-channel audio system having a shared current sense element fo...
- Patent number 9,247,345
- Issue date Jan 26, 2016
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audio power amplification with reduced input power supply crest factor
- Patent number 9,231,543
- Issue date Jan 5, 2016
- Apple Inc.
- Roderick Hogan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor device having mode of operation defined by inner bump...
- Patent number 8,921,158
- Issue date Dec 30, 2014
- Maxim Integrated Products, Inc.
- Kymberly T. Christman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having mode of operation defined by inner bump...
- Patent number 8,575,755
- Issue date Nov 5, 2013
- Maxim Integrated Products, Inc.
- Kymberly Tennille Christman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rail-to-rail amplifier for use in line-inversion LCD grayscale refe...
- Patent number 7,126,596
- Issue date Oct 24, 2006
- Analog Devices, Inc.
- Roderick B. Hogan
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Grayscale reference generator
- Patent number 6,750,839
- Issue date Jun 15, 2004
- Analog Devices, Inc.
- Roderick B. Hogan
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
DATA BUS DRIVER WITH ELECTRICAL ENERGY DUMP
- Publication number 20210182226
- Publication date Jun 17, 2021
- Apple Inc.
- Roderick B. Hogan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
HIGH OUTPUT IMPEDANCE AUDIO AMPLIFIER FOR NOISE REJECTION
- Publication number 20200351593
- Publication date Nov 5, 2020
- Apple Inc.
- Michael B. Nussbaum
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High Output Impedance Audio Amplifier For Noise Rejection
- Publication number 20200107135
- Publication date Apr 2, 2020
- Apple Inc.
- Michael B. Nussbaum
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Amplifier Power Converter Input Current/Power Limit Adjustment Usin...
- Publication number 20200106393
- Publication date Apr 2, 2020
- Apple Inc.
- Roderick B. Hogan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
INCREASED OUTPUT IMPEDANCE SWITCHING AMPLIFIER AND LOW-SIDE RECYCLE...
- Publication number 20200106406
- Publication date Apr 2, 2020
- Apple Inc.
- Roderick B. Hogan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CURRENT-SOURCE SWITCHING HYBRID AUDIO AMPLIFIER
- Publication number 20200106407
- Publication date Apr 2, 2020
- Apple Inc.
- Roderick B. Hogan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Data Bus Driver
- Publication number 20190347229
- Publication date Nov 14, 2019
- Apple Inc.
- Roderick B. Hogan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Digital Transducer Circuit
- Publication number 20180220214
- Publication date Aug 2, 2018
- Apple Inc.
- Roderick B. Hogan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CAPACITIVE SENSING OF A MOVING-COIL STRUCTURE WITH AN INSET PLATE
- Publication number 20180192217
- Publication date Jul 5, 2018
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Interference-Insensitive Capacitive Displacement Sensing
- Publication number 20180038834
- Publication date Feb 8, 2018
- Apple Inc.
- Roderick B. Hogan
- G01 - MEASURING TESTING
Information Patent Application
CHARGE PUMP-BASED SPLIT-RAIL SUPPLY GENERATION
- Publication number 20170271983
- Publication date Sep 21, 2017
- Apple Inc.
- David C. Breece
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Capacitive Displacement Sensing Circuit With A Guard Voltage Source
- Publication number 20160241957
- Publication date Aug 18, 2016
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CAPACITIVE POSITION SENSING FOR TRANSDUCERS
- Publication number 20160094917
- Publication date Mar 31, 2016
- Apple Inc.
- Christopher Wilk
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUDIO APPARATUS HAVING DYNAMIC GROUND BREAK RESISTANCE
- Publication number 20150382104
- Publication date Dec 31, 2015
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
REUSE OF PLUG DETECTION CONTACTS TO REDUCE CROSSTALK
- Publication number 20150349464
- Publication date Dec 3, 2015
- Apple Inc.
- Roderick B. Hogan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTI-CHANNEL AUDIO SYSTEM HAVING A SHARED CURRENT SENSE ELEMENT FO...
- Publication number 20150296292
- Publication date Oct 15, 2015
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTI-CHANNEL AUDIO SYSTEM HAVING A SHARED CURRENT SENSE ELEMENT FO...
- Publication number 20150296293
- Publication date Oct 15, 2015
- Apple Inc.
- Roderick B. Hogan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
GROUNDING CIRCUIT FOR ALTERNATE AUDIO PLUG DESIGNS
- Publication number 20150249876
- Publication date Sep 3, 2015
- Apple Inc.
- Roderick B. Hogan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
AUDIO POWER AMPLIFICATION WITH REDUCED INPUT POWER SUPPLY CREST FACTOR
- Publication number 20150200640
- Publication date Jul 16, 2015
- Apple Inc.
- RODERICK HOGAN
- H03 - BASIC ELECTRONIC CIRCUITRY

Roderick B. Hogan

Person

Patents Grantslast 30 patents

Data bus driver with electrical energy dump

High output impedance audio amplifier for noise rejection

Data bus driver with electrical energy dump

Amplifier power converter input current/power limit adjustment usin...

Current-source switching hybrid audio amplifier

High output impedance audio amplifier for noise rejection

Increased output impedance switching amplifier and low-side recycle...

Electrical power converter and detachable energy storage reservoir

Interference-insensitive capacitive displacement sensing

Digital transducer circuit

Capacitive sensing of a moving-coil structure with an inset plate

Sensor assembly for measuring diaphragm displacement and temperatur...

Grounding circuit for alternate audio plug designs

Charge pump-based split-rail supply generation

Capacitive displacement sensing circuit with a guard voltage source

Reuse of plug detection contacts to reduce crosstalk

Audio apparatus having dynamic ground break resistance

Capacitive position sensing for transducers

Multi-channel audio system having a shared current sense element fo...

Multi-channel audio system having a shared current sense element fo...

Audio power amplification with reduced input power supply crest factor

Semiconductor device having mode of operation defined by inner bump...

Semiconductor device having mode of operation defined by inner bump...

Rail-to-rail amplifier for use in line-inversion LCD grayscale refe...

Grayscale reference generator

Patents Applicationslast 30 patents

DATA BUS DRIVER WITH ELECTRICAL ENERGY DUMP

HIGH OUTPUT IMPEDANCE AUDIO AMPLIFIER FOR NOISE REJECTION

High Output Impedance Audio Amplifier For Noise Rejection

Amplifier Power Converter Input Current/Power Limit Adjustment Usin...

INCREASED OUTPUT IMPEDANCE SWITCHING AMPLIFIER AND LOW-SIDE RECYCLE...

CURRENT-SOURCE SWITCHING HYBRID AUDIO AMPLIFIER

Data Bus Driver

Digital Transducer Circuit

CAPACITIVE SENSING OF A MOVING-COIL STRUCTURE WITH AN INSET PLATE

Interference-Insensitive Capacitive Displacement Sensing

CHARGE PUMP-BASED SPLIT-RAIL SUPPLY GENERATION

Capacitive Displacement Sensing Circuit With A Guard Voltage Source

CAPACITIVE POSITION SENSING FOR TRANSDUCERS

AUDIO APPARATUS HAVING DYNAMIC GROUND BREAK RESISTANCE

REUSE OF PLUG DETECTION CONTACTS TO REDUCE CROSSTALK

MULTI-CHANNEL AUDIO SYSTEM HAVING A SHARED CURRENT SENSE ELEMENT FO...

MULTI-CHANNEL AUDIO SYSTEM HAVING A SHARED CURRENT SENSE ELEMENT FO...

GROUNDING CIRCUIT FOR ALTERNATE AUDIO PLUG DESIGNS

AUDIO POWER AMPLIFICATION WITH REDUCED INPUT POWER SUPPLY CREST FACTOR