Patent · US Active

Analysis/synthesis windowing function for modulated lapped transformation

US11562754B2 · kind B2 · utility

1Cited by

44References

36Claims

0Family size

Assignee

Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V. · DE

Inventors

Markus Schnell · Nuremberg, DE
Manfred Lutzky · Nuremberg, DE
Alexander Tschekalinskij · Erlangen, DE
Ralf Geiger · Erlangen, DE

Key dates

Filing date	May 6, 2020
Grant date	Jan 24, 2023
Priority date	—
Expiry date	Oct 30, 2040

Classification

Technology area (CPC G)Physics
CPC primaryG10L25/45
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

There are provided methods and apparatus for performing modified cosine transformation (MDCT) with an analysis/synthesis windowing function, using an analysis windowing function having a meandering portion which passes a linear function in correspondence of at least four points.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.