Ralph A. Bergh

Person

Phoenix, AZ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for multiplexing multiple Sagnac interferomete...
- Patent number 9,518,827
- Issue date Dec 13, 2016
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Interferometer employing a multi-waveguide optical loop path and fi...
- Patent number 9,103,676
- Issue date Aug 11, 2015
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Occasional calibration phase-difference modulation for sagnac inter...
- Patent number 8,610,995
- Issue date Dec 17, 2013
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Interferometer employing a multi-waveguide optical loop path and fi...
- Patent number 8,497,994
- Issue date Jul 30, 2013
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Signal processing for a Sagnac interferometer
- Patent number 7,505,139
- Issue date Mar 17, 2009
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Kerr effect compensator for a fiber optic gyroscope
- Patent number 6,046,810
- Issue date Apr 4, 2000
- Honeywell Inc.
- Glen A. Sanders
- G01 - MEASURING TESTING
Information Patent Grant
Fiber optic gyroscope with deadband error reduction
- Patent number 5,999,304
- Issue date Dec 7, 1999
- Honeywell, Inc.
- Glen Sanders
- G01 - MEASURING TESTING
Information Patent Grant
Vibration rectification error reducer for fiber optic gyroscope
- Patent number 5,946,097
- Issue date Aug 31, 1999
- Honeywell Inc.
- Glen A. Sanders
- G01 - MEASURING TESTING
Information Patent Grant
Three-axis fiber optic gyroscope having a single source and multi-c...
- Patent number 5,854,678
- Issue date Dec 29, 1998
- Honeywell Inc.
- Ren-Young Liu
- G01 - MEASURING TESTING
Information Patent Grant
Backscatter error reducer for interferometric fiber optic gyroscope
- Patent number 5,781,300
- Issue date Jul 14, 1998
- Honeywell Inc.
- Lee K. Strandjord
- G01 - MEASURING TESTING
Information Patent Grant
Magnetically insensitive fiber optic rotation sensor
- Patent number 5,602,642
- Issue date Feb 11, 1997
- Honeywell Inc.
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Trimming of fiber optic winding and method of achieving same
- Patent number 5,528,715
- Issue date Jun 18, 1996
- Honeywell, Inc.
- Randy P. Goettsche
- G02 - OPTICS
Information Patent Grant
Apparatus and method for trimming of fiber optic winding
- Patent number 5,506,923
- Issue date Apr 9, 1996
- Honeywell Inc.
- Randy P. Goettsche
- G02 - OPTICS
Information Patent Grant
Optical fiber sensor coil using reverse quadrupoles and method of w...
- Patent number 5,475,774
- Issue date Dec 12, 1995
- Honeywell Inc.
- Randy P. Goettsche
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for reducing phase errors in an interferometer
- Patent number 5,153,676
- Issue date Oct 6, 1992
- The Board of Trustees of the Leland Stanford Junior University
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for reducing phase errors in an interferometer
- Patent number 5,120,130
- Issue date Jun 9, 1992
- The Board of Trustees of the Leland Stanford Junior University
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for obtaining a digital measure of absolute ro...
- Patent number 4,869,592
- Issue date Sep 26, 1989
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Interferometer with Kerr effect compensation
- Patent number 4,773,759
- Issue date Sep 27, 1988
- The Board of Trustees of the Leland Stanford Junior University
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Grant
Magneto-optic rotator
- Patent number 4,733,938
- Issue date Mar 29, 1988
- The Board of Trustees of the Leland Stanford Junior University
- Herve C. Lefevre
- G02 - OPTICS
Information Patent Grant
Fiber optic rotation sensor utilizing a magnetic shield and an opti...
- Patent number 4,671,658
- Issue date Jun 9, 1987
- The Board of Trustees of the Leland Stanford Junior University
- Herbert J. Shaw
- G01 - MEASURING TESTING
Information Patent Grant
Magneto-optic rotator for providing additive Faraday rotations in a...
- Patent number 4,615,582
- Issue date Oct 7, 1986
- The Board of Trustees of the Leland Stanford Junior University
- Herve C. Lefevre
- G02 - OPTICS
Information Patent Grant
Fiber optic dye amplifier
- Patent number 4,603,940
- Issue date Aug 5, 1986
- Board of Trustees of the Leland Stanford Junior University
- Herbert J. Shaw
- G02 - OPTICS
Information Patent Grant
Fiber optic directional coupler
- Patent number 4,601,541
- Issue date Jul 22, 1986
- The Board of Trustees of Leland Stanford Junior University
- Herbert J. Shaw
- G02 - OPTICS
Information Patent Grant
Fiber optic switchable coupler
- Patent number 4,560,234
- Issue date Dec 24, 1985
- Board of Trustees of the Leland Stanford Junior University
- Herbert J. Shaw
- G02 - OPTICS
Information Patent Grant
Method of manufacturing a fiber optic directional coupler
- Patent number 4,536,058
- Issue date Aug 20, 1985
- The Board of Trustees of the Leland Stanford Junior University
- Herbert J. Shaw
- G02 - OPTICS
Information Patent Grant
Fiber optic directional coupler
- Patent number 4,493,528
- Issue date Jan 15, 1985
- Board of Trustees of the Leland Stanford Junior University
- Herbert J. Shaw
- G02 - OPTICS
Information Patent Grant
Fiber optic rotation sensor
- Patent number 4,410,275
- Issue date Oct 18, 1983
- The Board of Trustees of the Leland Stanford Junior University
- Herbert J. Shaw
- G01 - MEASURING TESTING
Information Patent Grant
Polarizer and method
- Patent number 4,386,822
- Issue date Jun 7, 1983
- The Leland Stanford Junior University
- Ralph A. Bergh
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
INTERFEROMETER EMPLOYING A MULTI-WAVEGUIDE OPTICAL LOOP PATH AND FI...
- Publication number 20140218739
- Publication date Aug 7, 2014
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Application
SAGNAC INTERFEROMETER WITH BUNDLE-FIBER COIL
- Publication number 20130050709
- Publication date Feb 28, 2013
- Ralph A. Bergh
- G02 - OPTICS
Information Patent Application
METHOD AND APPARATUS FOR MULTIPLEXING MULTIPLE SAGNAC INTERFEROMETE...
- Publication number 20130050708
- Publication date Feb 28, 2013
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Application
OCCASIONAL CALIBRATION PHASE-DIFFERENCE MODULATION FOR SAGNAC INTER...
- Publication number 20120134005
- Publication date May 31, 2012
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Application
INTERFEROMETER EMPLOYING A MULTI-WAVEGUIDE OPTICAL LOOP PATH AND FI...
- Publication number 20110037972
- Publication date Feb 17, 2011
- Ralph A. Bergh
- G01 - MEASURING TESTING
Information Patent Application
Signal Processing For A Sagnac Interferometer
- Publication number 20080218765
- Publication date Sep 11, 2008
- Ralph A. Bergh
- G01 - MEASURING TESTING

Ralph A. Bergh

Person

Patents Grantslast 30 patents

Method and apparatus for multiplexing multiple Sagnac interferomete...

Interferometer employing a multi-waveguide optical loop path and fi...

Occasional calibration phase-difference modulation for sagnac inter...

Interferometer employing a multi-waveguide optical loop path and fi...

Signal processing for a Sagnac interferometer

Kerr effect compensator for a fiber optic gyroscope

Fiber optic gyroscope with deadband error reduction

Vibration rectification error reducer for fiber optic gyroscope

Three-axis fiber optic gyroscope having a single source and multi-c...

Backscatter error reducer for interferometric fiber optic gyroscope

Magnetically insensitive fiber optic rotation sensor

Trimming of fiber optic winding and method of achieving same

Apparatus and method for trimming of fiber optic winding

Optical fiber sensor coil using reverse quadrupoles and method of w...

Apparatus and method for reducing phase errors in an interferometer

Apparatus and method for reducing phase errors in an interferometer

Method and apparatus for obtaining a digital measure of absolute ro...

Interferometer with Kerr effect compensation

Magneto-optic rotator

Fiber optic rotation sensor utilizing a magnetic shield and an opti...

Magneto-optic rotator for providing additive Faraday rotations in a...

Fiber optic dye amplifier

Fiber optic directional coupler

Fiber optic switchable coupler

Method of manufacturing a fiber optic directional coupler

Fiber optic directional coupler

Fiber optic rotation sensor

Polarizer and method

Patents Applicationslast 30 patents

INTERFEROMETER EMPLOYING A MULTI-WAVEGUIDE OPTICAL LOOP PATH AND FI...

SAGNAC INTERFEROMETER WITH BUNDLE-FIBER COIL

METHOD AND APPARATUS FOR MULTIPLEXING MULTIPLE SAGNAC INTERFEROMETE...

OCCASIONAL CALIBRATION PHASE-DIFFERENCE MODULATION FOR SAGNAC INTER...

INTERFEROMETER EMPLOYING A MULTI-WAVEGUIDE OPTICAL LOOP PATH AND FI...

Signal Processing For A Sagnac Interferometer