The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 2025
Filed:
Aug. 06, 2021
Applicant:
Nokia Technologies Oy, Espoo, FI;
Inventors:
Ian Davis, Wicklow, IE;
Oliver Burns, Oldcastle, IE;
Diarmuid O'Connell, Athy, IE;
Akshat Agarwal, Clonmagaddan, IE;
Nicholas Jeffers, Wicklow, IE;
Assignee:
Nokia Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/08 (2006.01); H04R 1/02 (2006.01); H04R 1/22 (2006.01);
U.S. Cl.
CPC ...
H04R 1/02 (2013.01); H04R 1/08 (2013.01); H04R 1/222 (2013.01); H04R 2201/029 (2013.01); H04R 2499/11 (2013.01);
Abstract
A microphone apparatus including: a casing; a composite material located within the casing, the composite material including at least in part conductive particles, the composite material configured to alter an internal impedance based on a surface disturbance transmitted by an acoustic wave, and wherein the microphone apparatus is configured to be coupled to a surface that transmitted the acoustic wave.