Patents by Inventor Frank Friedman

Frank Friedman 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).

  • Wireless Signal Corrective Pre-Distortion using Linearly Interpolated Filter Coefficients Derived from an Amplifier Sample Set that is Representative of Amplifier Nonlinearlity
    Publication number: 20110109384
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: May 5, 2010
    Publication date: May 12, 2011
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • Digital Compensation for Parasitic Distortion Resulting from Direct Baseband to RF Modulation
    Publication number: 20110109385
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: July 7, 2010
    Publication date: May 12, 2011
    Applicant: AXIS NETWORK TECHNOLOGY LTD.
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • Dynamic Radio Frequency Amplifier Distortion Adjustment Based on Linearly Interpolating from a Sample of Pre-Distortion Coefficients that are Selected Based on Signal Magnitude
    Publication number: 20110025413
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: May 5, 2010
    Publication date: February 3, 2011
    Applicant: AXIS NETWORK TECHNOLOGY LTD.
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • LIGHT EMITTING DEVICES AND APPLICATIONS THEREOF
    Publication number: 20110013420
    Abstract: In one aspect, the present invention provides light emitting devices, including light fixtures and luminaires. In some embodiments, a light emitting device comprises at least one light source, a lightguide operable to receive light from the at least one light source at a first location on the lightguide, at least one light extraction region optically coupled to the lightguide and a substantially non-scattering region along a portion of the lightguide.
    Type: Application
    Filed: May 3, 2010
    Publication date: January 20, 2011
    Inventors: Zane Coleman, John X. Zhang, Peter Yi Yan Ngai, Frank Friedman, James M. Young
  • Signal Pre-Distortion Facility for Amplifier Non-Linearity Compensation
    Publication number: 20100289574
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: July 6, 2010
    Publication date: November 18, 2010
    Applicant: AXIS NETWORK TECHNOLOGY LTD.
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • Increasing the Density of Larger Magnitude Amplifier Output Samples for Estimating a Model of Digital Pre-Distortion to Compensate for Amplifier Non-Linearity
    Publication number: 20100289575
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: July 8, 2010
    Publication date: November 18, 2010
    Applicant: AXIS NETWORK TECHNOLOGY LTD.
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • Distributed Mobile Communication Network
    Publication number: 20100289573
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: July 6, 2010
    Publication date: November 18, 2010
    Applicant: AXIS NETWORK TECHNOLOGY LTD.
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • CDMA/OFDM Compliant Wireless Communication from a Non-Linear Finite Impulse Response Filter Configured with Coefficients that are Responsive to an Input Signal Magnitude
    Publication number: 20100244953
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: June 11, 2010
    Publication date: September 30, 2010
    Applicant: AXIS NETWORK TECHNOLOGY LTD.
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • CDMA/OFDM Linearity Compliant Wireless Communication Amplifier
    Publication number: 20100244954
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: June 11, 2010
    Publication date: September 30, 2010
    Applicant: AXIS NETWORK TECHNOLOGY LTD.
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • Resource Efficient Adaptive Digital Pre-Distortion System
    Publication number: 20100225390
    Abstract: A digital pre-distortion system which can provide the flexibility to model the highly non-linear distortion associated with High Efficiency RF Power Amplifiers while through a novel implementation of a least squares estimation process allows an implementation well suited for an FPGA application where limited resources and in particular memory resources are available.
    Type: Application
    Filed: November 11, 2009
    Publication date: September 9, 2010
    Applicant: AXIS NETWORK TECHNOLOGY LTD.
    Inventors: Philip Brown, John Ibison, Jeremy Segar, Stephen Cooper, Frank Friedman
  • OLED lighting fixture with suspension
    Patent number: D613449
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: April 6, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • OLED lighting fixture
    Patent number: D618839
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: June 29, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • OLED lighting fixture
    Patent number: D618840
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: June 29, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • OLED lighting fixture
    Patent number: D618841
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: June 29, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • OLED lighting fixture with suspension
    Patent number: D618842
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: June 29, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • OLED lighting fixture with suspension
    Patent number: D622894
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: August 31, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • OLED lighting fixture with suspension
    Patent number: D623793
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: September 14, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • OLED lighting fixture with suspension
    Patent number: D623794
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: September 14, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • OLED lighting fixture with suspension
    Patent number: D623795
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: September 14, 2010
    Assignee: ABL IP Holding, LLC
    Inventors: Peter Y. Y. Ngai, Frank A. Friedman
  • Repeating element of a lighting fixture
    Patent number: D638981
    Type: Grant
    Filed: September 21, 2010
    Date of Patent: May 31, 2011
    Assignee: ABL IP Holding, LLC
    Inventor: Frank A. Friedman