Patents by Inventor Peter J. Hopper

Peter J. Hopper has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Micro-fabricated atomic clock structure and method of forming the atomic clock structure
    Patent number: 10665735
    Abstract: A micro-fabricated atomic clock structure is thermally insulated so that the atomic clock structure can operate with very little power in an environment where the external temperature can drop to ?40° C., while at the same time maintaining the temperature required for the proper operation of the VCSEL and the gas within the vapor cell.
    Type: Grant
    Filed: May 4, 2015
    Date of Patent: May 26, 2020
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Peter J. Hopper, William French, Paul Mawson, Steven Hunt, Roozbeh Parsa, Martin Fallon, Ann Gabrys, Andrei Papou
  • Die-sized atomic magnetometer and method of forming the magnetometer
    Patent number: 10042009
    Abstract: The cost and size of an atomic magnetometer are reduced by attaching together a first die which integrates together a vapor cell, top and side photo detectors, and processing electronics, a second die which integrates together an optics package and a heater for the vapor cell, and a third die which integrates together a VCSEL, a heater for the VCSEL, and control electronics.
    Type: Grant
    Filed: October 27, 2015
    Date of Patent: August 7, 2018
    Assignee: National Semiconductor Corporation
    Inventors: Philipp Lindorfer, Peter J Hopper, William French, Paul Mawson, Steven Hunt, Roozbeh Parsa
  • Vapor cell structure having cavities connected by channels for micro-fabricated atomic clocks, magnetometers, and other devices
    Patent number: 10024929
    Abstract: A first apparatus includes a vapor cell having first and second cavities fluidly connected by multiple channels. The first cavity is configured to receive a material able to dissociate into one or more gases that are contained within the vapor cell. The second cavity is configured to receive the one or more gases. The vapor cell is configured to allow radiation to pass through the second cavity. A second apparatus includes a vapor cell having a first wafer with first and second cavities and a second wafer with one or more channels fluidly connecting the cavities. The first cavity is configured to receive a material able to dissociate into one or more gases that are contained within the vapor cell. The second cavity is configured to receive the one or more gases. The vapor cell is configured to allow radiation to pass through the second cavity.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: July 17, 2018
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Roozbeh Parsa, Peter J. Hopper
  • VAPOR CELL STRUCTURE HAVING CAVITIES CONNECTED BY CHANNELS FOR MICRO-FABRICATED ATOMIC CLOCKS, MAGNETOMETERS, AND OTHER DEVICES
    Publication number: 20170153298
    Abstract: A first apparatus includes a vapor cell having first and second cavities fluidly connected by multiple channels. The first cavity is configured to receive a material able to dissociate into one or more gases that are contained within the vapor cell. The second cavity is configured to receive the one or more gases. The vapor cell is configured to allow radiation to pass through the second cavity. A second apparatus includes a vapor cell having a first wafer with first and second cavities and a second wafer with one or more channels fluidly connecting the cavities. The first cavity is configured to receive a material able to dissociate into one or more gases that are contained within the vapor cell. The second cavity is configured to receive the one or more gases. The vapor cell is configured to allow radiation to pass through the second cavity.
    Type: Application
    Filed: February 13, 2017
    Publication date: June 1, 2017
    Inventors: Roozbeh Parsa, Peter J. Hopper
  • Multiple-cavity vapor cell structure for micro-fabricated atomic clocks, magnetometers, and other devices
    Patent number: 9601225
    Abstract: An apparatus includes a vapor cell having multiple cavities fluidly connected by one or more channels. At least one of the cavities is configured to receive a first material able to dissociate into one or more gases that are contained within the vapor cell. At least one of the cavities is configured to receive a second material able to absorb at least a portion of the one or more gases. The vapor cell could include a first cavity configured to receive the first material and a second cavity fluidly connected to the first cavity by at least one first channel, where the second cavity is configured to receive the gas(es). The vapor cell could also include a third cavity fluidly connected to at least one of the first and second cavities by at least one second channel, where the third cavity is configured to receive the second material.
    Type: Grant
    Filed: September 23, 2015
    Date of Patent: March 21, 2017
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Roozbeh Parsa, Peter J. Hopper, William French
  • Vapor cell structure having cavities connected by channels for micro-fabricated atomic clocks, magnetometers, and other devices
    Patent number: 9568565
    Abstract: A first apparatus includes a vapor cell having first and second cavities fluidly connected by multiple channels. The first cavity is configured to receive a material able to dissociate into one or more gases that are contained within the vapor cell. The second cavity is configured to receive the one or more gases. The vapor cell is configured to allow radiation to pass through the second cavity. A second apparatus includes a vapor cell having a first wafer with first and second cavities and a second wafer with one or more channels fluidly connecting the cavities. The first cavity is configured to receive a material able to dissociate into one or more gases that are contained within the vapor cell. The second cavity is configured to receive the one or more gases. The vapor cell is configured to allow radiation to pass through the second cavity.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: February 14, 2017
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Roozbeh Parsa, Peter J. Hopper
  • Manufactureable long cell with enhanced sensitivity and good mechanical strength
    Patent number: 9454135
    Abstract: A method of providing a manufactureable long vapor cell with enhanced sensitivity and good mechanical strength, wherein the method provides a structure that increases the overall length of the vapor cell.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: September 27, 2016
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Roozbeh Parsa, Peter J. Hopper
  • Atomic clocks and magnetometers with vapor cells having condensation sites in fluid communication with a cavity to hold a vapor condensation away from an optical path
    Patent number: 9429918
    Abstract: A vapor cell for installation in an atomic clock or a magnetometer. The vapor cell includes a top plate, a center plate, and a bottom plate defining a cavity for passing light along an optical path. The vapor cell includes one or more condensation sites to trap condensed vapor in order to avoid blockage of the optical path.
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: August 30, 2016
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Roozbeh Parsa, Peter J. Hopper
  • DIE-SIZED ATOMIC MAGNETOMETER AND METHOD OF FORMING THE MAGNETOMETER
    Publication number: 20160054398
    Abstract: The cost and size of an atomic magnetometer are reduced by attaching together a first die which integrates together a vapor cell, top and side photo detectors, and processing electronics, a second die which integrates together an optics package and a heater for the vapor cell, and a third die which integrates together a VCSEL, a heater for the VCSEL, and control electronics.
    Type: Application
    Filed: October 27, 2015
    Publication date: February 25, 2016
    Inventors: Philipp LINDORFER, Peter J HOPPER, William FRENCH, Paul MAWSON, Steven HUNT, Roozbeh PARSA
  • MULTIPLE-CAVITY VAPOR CELL STRUCTURE FOR MICRO-FABRICATED ATOMIC CLOCKS, MAGNETOMETERS, AND OTHER DEVICES
    Publication number: 20160012930
    Abstract: An apparatus includes a vapor cell having multiple cavities fluidly connected by one or more channels. At least one of the cavities is configured to receive a first material able to dissociate into one or more gases that are contained within the vapor cell. At least one of the cavities is configured to receive a second material able to absorb at least a portion of the one or more gases. The vapor cell could include a first cavity configured to receive the first material and a second cavity fluidly connected to the first cavity by at least one first channel, where the second cavity is configured to receive the gas(es). The vapor cell could also include a third cavity fluidly connected to at least one of the first and second cavities by at least one second channel, where the third cavity is configured to receive the second material.
    Type: Application
    Filed: September 23, 2015
    Publication date: January 14, 2016
    Inventors: Roozbeh Parsa, Peter J. Hopper, William French
  • MICROFABRICATED ATOMIC CLOCKS (MFAC) & MAGNETOMETERS (MFAM):SELF-CONDENSING SILICON VAPOR CELL CAVITY STRUCTURE
    Publication number: 20150372686
    Abstract: A microfabricated atomic clock (mfac) or magnetometer (mfam) vapor cell utilizing a method of forming a self-condensing silicon vapor cell cavity structure for the atomic clock or magnetometer.
    Type: Application
    Filed: June 20, 2014
    Publication date: December 24, 2015
    Inventors: Roozbeh Parsa, Peter J. Hopper
  • MANUFACTUREABLE LONG CELL WITH ENHANCED SENSITIVITY AND GOOD MECHANICAL STRENGTH
    Publication number: 20150370222
    Abstract: A method of providing a manufactureable long vapor cell with enhanced sensitivity and good mechanical strength, wherein the method provides a structure that increases the overall length of the vapor cell.
    Type: Application
    Filed: June 19, 2014
    Publication date: December 24, 2015
    Inventors: Roozbeh Parsa, Peter J. Hopper
  • Die-sized atomic magnetometer and method of forming the magnetometer
    Patent number: 9201124
    Abstract: The cost and size of an atomic magnetometer are reduced by attaching together a first die which integrates together a vapor cell, top and side photo detectors, and processing electronics, a second die which integrates together an optics package and a heater for the vapor cell, and a third die which integrates together a VCSEL, a heater for the VCSEL, and control electronics.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: December 1, 2015
    Assignee: NATIONAL SEMICONDUCTOR CORPORATION
    Inventors: Philipp Lindorfer, Peter J. Hopper, William French, Paul Mawson, Steven Hunt, Roozbeh Parsa
  • THERMALLY-INSULATED MICRO-FABRICATED ATOMIC CLOCK STRUCTURE AND METHOD OF FORMING THE ATOMIC CLOCK STRUCTURE
    Publication number: 20150311355
    Abstract: A micro-fabricated atomic clock structure is thermally insulated so that the atomic clock structure can operate with very little power in an environment where the external temperature can drop to ?40° C., while at the same time maintaining the temperature required for the proper operation of the VCSEL and the gas within the vapor cell.
    Type: Application
    Filed: May 4, 2015
    Publication date: October 29, 2015
    Inventors: Peter J. Hopper, William French, Paul Mawson, Steven Hunt, Roozbeh Parsa, Martin Fallon, Ann Gabrys, Andrei Papou
  • Multiple-cavity vapor cell structure for micro-fabricated atomic clocks, magnetometers, and other devices
    Patent number: 9169974
    Abstract: An apparatus includes a vapor cell having multiple cavities fluidly connected by one or more channels. At least one of the cavities is configured to receive a first material able to dissociate into one or more gases that are contained within the vapor cell. At least one of the cavities is configured to receive a second material able to absorb at least a portion of the one or more gases. The vapor cell could include a first cavity configured to receive the first material and a second cavity fluidly connected to the first cavity by at least one first channel, where the second cavity is configured to receive the gas(es). The vapor cell could also include a third cavity fluidly connected to at least one of the first and second cavities by at least one second channel, where the third cavity is configured to receive the second material.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: October 27, 2015
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Roozbeh Parsa, Peter J. Hopper, William French
  • Method of forming a laminated magnetic core with sputter deposited and electroplated layers
    Patent number: 9121106
    Abstract: A laminated magnetic core, which has a number of magnetic layers and a number of insulation layers which are arranged so that an insulation layer lies between each vertically adjacent pair of magnetic layers, is formed in a method that forms the magnetic layers with an electroplating process, and the insulation layers with a sputter depositing process.
    Type: Grant
    Filed: February 28, 2012
    Date of Patent: September 1, 2015
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Dok Won Lee, Andrei Papou, William French, Peter J. Hopper
  • Thermally-insulated micro-fabricated atomic clock structure and method of forming the atomic clock structure
    Patent number: 9024397
    Abstract: A micro-fabricated atomic clock structure is thermally insulated so that the atomic clock structure can operate with very little power in an environment where the external temperature can drop to ?40° C., while at the same time maintaining the temperature required for the proper operation of the VCSEL and the gas within the vapor cell.
    Type: Grant
    Filed: January 7, 2012
    Date of Patent: May 5, 2015
    Assignee: Texas Instruments Incorporated
    Inventors: Peter J. Hopper, William French, Paul Mawson, Steven Hunt, Roozbeh Parsa, Martin Fallon, Ann Gabrys, Andrei Papou
  • VAPOR CELL STRUCTURE HAVING CAVITIES CONNECTED BY CHANNELS FOR MICRO-FABRICATED ATOMIC CLOCKS, MAGNETOMETERS, AND OTHER DEVICES
    Publication number: 20150028866
    Abstract: A first apparatus includes a vapor cell having first and second cavities fluidly connected by multiple channels. The first cavity is configured to receive a material able to dissociate into one or more gases that are contained within the vapor cell. The second cavity is configured to receive the one or more gases. The vapor cell is configured to allow radiation to pass through the second cavity. A second apparatus includes a vapor cell having a first wafer with first and second cavities and a second wafer with one or more channels fluidly connecting the cavities. The first cavity is configured to receive a material able to dissociate into one or more gases that are contained within the vapor cell. The second cavity is configured to receive the one or more gases. The vapor cell is configured to allow radiation to pass through the second cavity.
    Type: Application
    Filed: July 23, 2013
    Publication date: January 29, 2015
    Applicant: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Roozbeh Parsa, Peter J. Hopper
  • MULTIPLE-CAVITY VAPOR CELL STRUCTURE FOR MICRO-FABRICATED ATOMIC CLOCKS, MAGNETOMETERS, AND OTHER DEVICES
    Publication number: 20150027908
    Abstract: An apparatus includes a vapor cell having multiple cavities fluidly connected by one or more channels. At least one of the cavities is configured to receive a first material able to dissociate into one or more gases that are contained within the vapor cell. At least one of the cavities is configured to receive a second material able to absorb at least a portion of the one or more gases. The vapor cell could include a first cavity configured to receive the first material and a second cavity fluidly connected to the first cavity by at least one first channel, where the second cavity is configured to receive the gas(es). The vapor cell could also include a third cavity fluidly connected to at least one of the first and second cavities by at least one second channel, where the third cavity is configured to receive the second material.
    Type: Application
    Filed: July 23, 2013
    Publication date: January 29, 2015
    Applicant: Texas Instruments Incorporated
    Inventors: Roozbeh Parsa, Peter J. Hopper, William French
  • DMOS transistor with a slanted super junction drift structure
    Patent number: 8878295
    Abstract: A DMOS transistor with a lower on-state drain-to-source resistance and a higher breakdown voltage utilizes a slanted super junction drift structure that lies along the side wall of an opening with the drain region at the bottom of the opening and the source region near the top of the opening.
    Type: Grant
    Filed: April 13, 2011
    Date of Patent: November 4, 2014
    Assignee: National Semiconductor Corporation
    Inventors: Peter J. Hopper, Alexei Sadovnikov, William French, Erika Mazotti, Richard Wendell Foote, Jr., Punit Bhola, Vladislav Vashchenko