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:
Oct. 13, 2026
Filed:
Aug. 19, 2021
Nokia Technologies Oy, Espoo, FI;
Tapani Pihlajakuja, Kellokoski, FI;
Adriana Vasilache, Tampere, FI;
Mikko-Ville Laitinen, Espoo, FI;
NOKIA TECHNOLOGIES OY, Espoo, FI;
Abstract
There is inter alia disclosed an apparatus for spatial audio encoding configured to convert two or more energy ratios associated with a time frequency tile of one or more audio signals to a further energy ratio parameter which is related to the two or more energy ratios; quantize the further energy ratio parameter using a first quantizer; determine a distribution factor of energy ratios dependent on a ratio of a first of the two or more energy ratios to the sum of the two or more energy ratios; select a further quantizer from a plurality of further quantizers using the quantized further energy ratio parameter; and quantize the distribution factor of energy ratios using the selected further quantizer.
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