Patents by Inventor Anders Johan Engberg

Anders Johan Engberg 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).

  • Speaker back cavity
    Patent number: 10027784
    Abstract: An apparatus including a sound transducer; and a housing having the sound transducer connected thereto. The housing forms a substantially sealed air space back cavity acoustically coupled to the sound transducer. The housing includes a housing member having a first dividing structure located in the back cavity to connect two adjacent air mass sections of the back cavity, where the dividing structure includes at least one aperture to permit travel of sound waves through the at least one aperture between the air mass sections.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: July 17, 2018
    Assignee: Nokia Technologies Oy
    Inventors: Thomas Benedict Slotte, Anders Johan Engberg
  • Speaker back cavity
    Patent number: 9800969
    Abstract: An apparatus including a sound transducer; and a housing having the sound transducer connected thereto. The housing forms a substantially sealed air space back cavity acoustically coupled to the sound transducer. The housing includes a housing member having a first dividing structure located in the back cavity to connect two adjacent air mass sections of the back cavity, where the dividing structure includes at least one aperture to permit travel of sound waves through the at least one aperture between the air mass sections.
    Type: Grant
    Filed: March 22, 2016
    Date of Patent: October 24, 2017
    Assignee: Nokia Technologies Oy
    Inventors: Thomas Benedict Slotte, Anders Johan Engberg
  • Speaker Back Cavity
    Publication number: 20170208162
    Abstract: An apparatus including a sound transducer; and a housing having the sound transducer connected thereto. The housing forms a substantially sealed air space back cavity acoustically coupled to the sound transducer. The housing includes a housing member having a first dividing structure located in the back cavity to connect two adjacent air mass sections of the back cavity, where the dividing structure includes at least one aperture to permit travel of sound waves through the at least one aperture between the air mass sections.
    Type: Application
    Filed: April 5, 2017
    Publication date: July 20, 2017
    Inventors: Thomas Benedict Slotte, Anders Johan Engberg
  • Speaker Back Cavity
    Publication number: 20160205465
    Abstract: An apparatus including a sound transducer; and a housing having the sound transducer connected thereto. The housing forms a substantially sealed air space back cavity acoustically coupled to the sound transducer. The housing includes a housing member having a first dividing structure located in the back cavity to connect two adjacent air mass sections of the back cavity, where the dividing structure includes at least one aperture to permit travel of sound waves through the at least one aperture between the air mass sections.
    Type: Application
    Filed: March 22, 2016
    Publication date: July 14, 2016
    Inventors: THOMAS BENEDICT SLOTTE, ANDERS JOHAN ENGBERG
  • Speaker back cavity
    Patent number: 9386134
    Abstract: An apparatus including a sound transducer; and a housing having the sound transducer connected thereto. The housing forms a substantially sealed air space back cavity acoustically coupled to the sound transducer. The housing includes a housing member having a first dividing structure located in the back cavity to connect two adjacent air mass sections of the back cavity, where the dividing structure includes at least one aperture to permit travel of sound waves through the at lease one aperture between the air mass sections.
    Type: Grant
    Filed: October 22, 2013
    Date of Patent: July 5, 2016
    Assignee: Nokia Corporation
    Inventors: Thomas Benedict Slotte, Anders Johan Engberg
  • Speaker Back Cavity
    Publication number: 20150110327
    Abstract: An apparatus including a sound transducer; and a housing having the sound transducer connected thereto. The housing forms a substantially sealed air space back cavity acoustically coupled to the sound transducer. The housing includes a housing member having a first dividing structure located in the back cavity to connect two adjacent air mass sections of the back cavity, where the dividing structure includes at least one aperture to permit travel of sound waves through the at lease one aperture between the air mass sections.
    Type: Application
    Filed: October 22, 2013
    Publication date: April 23, 2015
    Applicant: Nokia Corporation
    Inventors: Thomas Benedict Slotte, Anders Johan Engberg