Oscar W. Freitas

Person

Cape Elizabeth, ME, US

People

Patents Grantslast 30 patents

Information Patent Grant
Remote ground sensing for reduced crosstalk of headset and micropho...
- Patent number 10,015,578
- Issue date Jul 3, 2018
- Fairchild Semiconductor Corporation
- Oscar W. Freitas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Charger detection with proprietary charger support
- Patent number 9,148,026
- Issue date Sep 29, 2015
- Fairchild Semiconductor Corporation
- Nickole Gagne
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Audio jack detection and configuration
- Patent number 8,831,234
- Issue date Sep 9, 2014
- Fairchild Semiconductor Corporation
- John R. Turner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
MIPI analog switch for automatic selection of multiple image sensors
- Patent number 8,704,552
- Issue date Apr 22, 2014
- Fairchild Semiconductor Corporation
- James B. Boomer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and circuit for capturing keypad data serializing/deserializ...
- Patent number 8,321,598
- Issue date Nov 27, 2012
- Fairchild Semiconductor Corporation
- James Boomer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
MIPI analog switch for automatic selection of multiple inputs based...
- Patent number 8,207,759
- Issue date Jun 26, 2012
- Fairchild Semiconductor Corporation
- James B. Boomer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and circuit for interleaving, serializing and deserializing...
- Patent number 8,170,070
- Issue date May 1, 2012
- Fairchildd Semiconductor Corporation
- James Boomer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and circuit for changing modes without dedicated control pin
- Patent number 8,107,575
- Issue date Jan 31, 2012
- Fairchild Semiconductor Corporation
- James Boomer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transceiver driver with programmable edge rate control independent...
- Patent number 6,670,822
- Issue date Dec 30, 2003
- Fairchild Semiconductor Corporation
- Oscar W. Freitas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Differential-input/single-ended-output translator
- Patent number 6,252,432
- Issue date Jun 26, 2001
- Fairchild Semiconductor Corp.
- Oscar W. Freitas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low voltage, high speed multiplexer
- Patent number 6,137,340
- Issue date Oct 24, 2000
- Fairchild Semiconductor Corp.
- Trenor F. Goodell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
SONET/SDH pointer justification gap elimination circuit
- Patent number 5,563,890
- Issue date Oct 8, 1996
- National Semiconductor Corporation
- Oscar W. Freitas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sonet/SDH pointer calculation circuit
- Patent number 5,535,219
- Issue date Jul 9, 1996
- National Semiconductor Corp.
- Oscar W. Freitas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Low power low temperature ECL output driver circuit
- Patent number 5,323,068
- Issue date Jun 21, 1994
- National Semiconductor Corporation
- Oscar W. Freitas
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
ECL clamped cutoff driver circuit
- Patent number 5,025,179
- Issue date Jun 18, 1991
- National Semiconductor Corporation
- Oscar W. Freitas
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
REMOTE GROUND SENSING FOR REDUCED CROSSTALK OF HEADSET AND MICROPHO...
- Publication number 20160142810
- Publication date May 19, 2016
- Fairchild Semiconductor Corporation
- Oscar W. Freitas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SENSOR SHARING FUEL GAUGE
- Publication number 20140062386
- Publication date Mar 6, 2014
- Fairchild Semiconductor Corporation
- Gregory A. Maher
- G01 - MEASURING TESTING
Information Patent Application
CHARGER DETECTION WITH PROPRIETARY CHARGER SUPPORT
- Publication number 20130082644
- Publication date Apr 4, 2013
- Fairchild Semiconductor Corporation
- Nickole Gagne
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MIPI ANALOG SWITCH FOR AUTOMATIC SELECTION OF MULTIPLE IMAGE SENSORS
- Publication number 20120326764
- Publication date Dec 27, 2012
- Fairchild Semiconductor Corporation
- James B. Boomer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AUDIO JACK DETECTION AND CONFIGURATION
- Publication number 20120019309
- Publication date Jan 26, 2012
- John R. Turner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MIPI ANALOG SWITCH FOR AUTOMATIC SELECTION OF MULTIPLE IMAGE SENSORS
- Publication number 20100231285
- Publication date Sep 16, 2010
- James B. Boomer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MIPI ANALOG SWITCH FOR EFFICIENT SELECTION OF MULTIPLE DISPLAYS
- Publication number 20100225565
- Publication date Sep 9, 2010
- Oscar W. Freitas
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND CIRCUIT FOR INTERLEAVING, SERIALIZING AND DESERIALIZING...
- Publication number 20090116515
- Publication date May 7, 2009
- James Boomer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND CIRCUIT FOR CHANGING MODES WITHOUT DEDICATED CONTROL PIN
- Publication number 20090110130
- Publication date Apr 30, 2009
- James Boomer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND CIRCUIT FOR CAPTURING KEYPAD DATA SERIALIZING/DESERIALIZ...
- Publication number 20090106462
- Publication date Apr 23, 2009
- James Boomer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHODOLOGY AND CIRCUIT FOR INTERLEAVING AND SERIALIZING/DESERIALIZ...
- Publication number 20090037621
- Publication date Feb 5, 2009
- James B. Boomer
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Mid-connect architecture with point-to-point connections for high s...
- Publication number 20040023558
- Publication date Feb 5, 2004
- Michael L. Fowler
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
TRANSCEIVER DRIVER WITH PROGRAMMABLE EDGE RATE CONTROL INDEPENDENT...
- Publication number 20030094970
- Publication date May 22, 2003
- OSCAR W. FREITAS
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Mid-connect architecture with point-to-point connections for high s...
- Publication number 20030002541
- Publication date Jan 2, 2003
- Michael L. Fowler
- G06 - COMPUTING CALCULATING COUNTING

Oscar W. Freitas

Person

Patents Grantslast 30 patents

Remote ground sensing for reduced crosstalk of headset and micropho...

Charger detection with proprietary charger support

Audio jack detection and configuration

MIPI analog switch for automatic selection of multiple image sensors

Method and circuit for capturing keypad data serializing/deserializ...

MIPI analog switch for automatic selection of multiple inputs based...

Method and circuit for interleaving, serializing and deserializing...

Method and circuit for changing modes without dedicated control pin

Transceiver driver with programmable edge rate control independent...

Differential-input/single-ended-output translator

Low voltage, high speed multiplexer

SONET/SDH pointer justification gap elimination circuit

Sonet/SDH pointer calculation circuit

Low power low temperature ECL output driver circuit

ECL clamped cutoff driver circuit

Patents Applicationslast 30 patents

REMOTE GROUND SENSING FOR REDUCED CROSSTALK OF HEADSET AND MICROPHO...

SENSOR SHARING FUEL GAUGE

CHARGER DETECTION WITH PROPRIETARY CHARGER SUPPORT

MIPI ANALOG SWITCH FOR AUTOMATIC SELECTION OF MULTIPLE IMAGE SENSORS

AUDIO JACK DETECTION AND CONFIGURATION

MIPI ANALOG SWITCH FOR AUTOMATIC SELECTION OF MULTIPLE IMAGE SENSORS

MIPI ANALOG SWITCH FOR EFFICIENT SELECTION OF MULTIPLE DISPLAYS

METHOD AND CIRCUIT FOR INTERLEAVING, SERIALIZING AND DESERIALIZING...

METHOD AND CIRCUIT FOR CHANGING MODES WITHOUT DEDICATED CONTROL PIN

METHOD AND CIRCUIT FOR CAPTURING KEYPAD DATA SERIALIZING/DESERIALIZ...

METHODOLOGY AND CIRCUIT FOR INTERLEAVING AND SERIALIZING/DESERIALIZ...

Mid-connect architecture with point-to-point connections for high s...

TRANSCEIVER DRIVER WITH PROGRAMMABLE EDGE RATE CONTROL INDEPENDENT...

Mid-connect architecture with point-to-point connections for high s...