Brian W. Friend

Person

Carlsbad, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Programmable gain amplifier systems and methods
- Patent number 10,797,665
- Issue date Oct 6, 2020
- Synaptics Incorporated
- Brian Friend
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Phase locked loop sampler and restorer
- Patent number 10,574,242
- Issue date Feb 25, 2020
- Synaptics Incorporated
- Brian W. Friend
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Hum reduction circuit and method
- Patent number 10,553,192
- Issue date Feb 4, 2020
- Synaptics Incorporated
- Chandrashekar Reddy Ayya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Adaptive biasing technique for audio circuitry
- Patent number 9,276,525
- Issue date Mar 1, 2016
- Conexant Systems, Inc.
- Brian W. Friend
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low power current comparator for switched mode regulator
- Patent number 9,024,603
- Issue date May 5, 2015
- Conexant Systems, Inc.
- Brian W. Friend
- G05 - CONTROLLING REGULATING
Information Patent Grant
Audio programmable gain amplifier with automatic reconfiguration
- Patent number 8,581,661
- Issue date Nov 12, 2013
- Conexant Systems, Inc.
- Brian W. Friend
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Methods and apparatus for distributing mismatched error associated...
- Patent number 6,218,977
- Issue date Apr 17, 2001
- Conexant Systems, Inc.
- Brian W. Friend
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
PROGRAMMABLE GAIN AMPLIFIER SYSTEMS AND METHODS
- Publication number 20200212861
- Publication date Jul 2, 2020
- SYNAPTICS INCORPORATED
- Brian Friend
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PHASE LOCKED LOOP SAMPLER AND RESTORER
- Publication number 20190115927
- Publication date Apr 18, 2019
- SYNAPTICS INCORPORATED
- Brian W. Friend
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HUM REDUCTION CIRCUIT AND METHOD
- Publication number 20180190256
- Publication date Jul 5, 2018
- SYNAPTICS INCORPORATED
- Chandrashekar Reddy Ayya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ADAPTIVE BIASING TECHNIQUE FOR AUDIO CIRCUITRY
- Publication number 20140247091
- Publication date Sep 4, 2014
- Conexant Systems, Inc.
- Brian W. Friend
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
LOW POWER CURRENT COMPARATOR FOR SWITCHED MODE REGULATOR
- Publication number 20130200872
- Publication date Aug 8, 2013
- Brian W. Friend
- G05 - CONTROLLING REGULATING
Information Patent Application
CURRENT-MODE SAMPLE AND HOLD FOR DEAD TIME CONTROL OF SWITCHED MODE...
- Publication number 20130154714
- Publication date Jun 20, 2013
- Conexant Systems, Inc.
- Brian W. Friend
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MULTI-STANDARD HEADSET SUPPORT WITH INTEGRATED GROUND SWITCHING
- Publication number 20130142350
- Publication date Jun 6, 2013
- Christian Larsen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AUDIO PROGRAMMABLE GAIN AMPLIFIER WITH AUTOMATIC RECONFIGURATION
- Publication number 20130099857
- Publication date Apr 25, 2013
- Brian W. Friend
- H03 - BASIC ELECTRONIC CIRCUITRY

Brian W. Friend

Person

Patents Grantslast 30 patents

Programmable gain amplifier systems and methods

Phase locked loop sampler and restorer

Hum reduction circuit and method

Multi-standard headset support with integrated ground switching

Adaptive biasing technique for audio circuitry

Low power current comparator for switched mode regulator

Audio programmable gain amplifier with automatic reconfiguration

Methods and apparatus for distributing mismatched error associated...

Patents Applicationslast 30 patents

PROGRAMMABLE GAIN AMPLIFIER SYSTEMS AND METHODS

PHASE LOCKED LOOP SAMPLER AND RESTORER

HUM REDUCTION CIRCUIT AND METHOD

ADAPTIVE BIASING TECHNIQUE FOR AUDIO CIRCUITRY

LOW POWER CURRENT COMPARATOR FOR SWITCHED MODE REGULATOR

CURRENT-MODE SAMPLE AND HOLD FOR DEAD TIME CONTROL OF SWITCHED MODE...

MULTI-STANDARD HEADSET SUPPORT WITH INTEGRATED GROUND SWITCHING

AUDIO PROGRAMMABLE GAIN AMPLIFIER WITH AUTOMATIC RECONFIGURATION