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Acoustic Echo Cancellation Unit
Abstract: An acoustic echo cancellation unit, comprising: an audio processor configured to receive a multichannel audio signal and comprising: a first stage which is configured to process the multichannel audio signal to obtain a first set of spatial audio components; and a second stage which is configured to process the first set of spatial audio components to obtain a second set of spatial audio components; an echo cancellation processor configured to perform echo cancellation by use of the first set of spatial audio components or a deviated version of the first set of spatial audio components as reference signal.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
22 January 2022
Publication Number
36/2023
Publication Type
INA
Invention Field
ELECTRONICS
Status
Email
Parent Application
Applicants
FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
Hansastraße 27c
80686 München
Inventors
1. WILD, Moritz
c/o Fraunhofer-Institut für Integrierte Schaltungen IIS
Am Wolfsmantel 33
91058 Erlangen
2. HABETS, Emanuel
c/o Fraunhofer-Institut für Integrierte Schaltungen IIS
Am Wolfsmantel 33
91058 Erlangen
3. MABANDE, Edwin
c/o Fraunhofer-Institut für Integrierte Schaltungen IIS
Am Wolfsmantel 33
91058 Erlangen
4. MILANO, Guendalina
c/o Fraunhofer-Institut für Integrierte Schaltungen IIS
Am Wolfsmantel 33
91058 Erlangen
5. LUIS VALERO, Maria
Wurzelbauerstr. 2
90409 Nürnberg
6. GÖTZ, Philipp
c/o Fraunhofer-Institut für Integrierte Schaltungen IIS
Am Wolfsmantel 33
91058 Erlangen
7. WALTHER, Andreas
c/o Fraunhofer-Institut für Integrierte Schaltungen IIS
Am Wolfsmantel 33
91058 Erlangen
8. KÜCH, Fabian
c/o Fraunhofer-Institut für Integrierte Schaltungen IIS
Am Wolfsmantel 33
91058 Erlangen
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202237003700.pdf | 2022-01-22 |
| 2 | 202237003700-STATEMENT OF UNDERTAKING (FORM 3) [22-01-2022(online)].pdf | 2022-01-22 |
| 3 | 202237003700-FORM 1 [22-01-2022(online)].pdf | 2022-01-22 |
| 4 | 202237003700-FIGURE OF ABSTRACT [22-01-2022(online)].pdf | 2022-01-22 |
| 5 | 202237003700-DRAWINGS [22-01-2022(online)].pdf | 2022-01-22 |
| 6 | 202237003700-DECLARATION OF INVENTORSHIP (FORM 5) [22-01-2022(online)].pdf | 2022-01-22 |
| 7 | 202237003700-COMPLETE SPECIFICATION [22-01-2022(online)].pdf | 2022-01-22 |
| 8 | 202237003700-FORM 18 [27-01-2022(online)].pdf | 2022-01-27 |
| 9 | 202237003700-FORM-26 [30-03-2022(online)].pdf | 2022-03-30 |
| 10 | 202237003700-Proof of Right [27-05-2022(online)].pdf | 2022-05-27 |
| 11 | 202237003700-FORM 3 [24-06-2022(online)].pdf | 2022-06-24 |
| 12 | 202237003700-FORM 3 [13-12-2022(online)].pdf | 2022-12-13 |
| 13 | 202237003700-Information under section 8(2) [03-04-2023(online)].pdf | 2023-04-03 |
| 14 | 202237003700-FORM 3 [16-06-2023(online)].pdf | 2023-06-16 |
| 15 | 202237003700-Information under section 8(2) [19-07-2023(online)].pdf | 2023-07-19 |
| 16 | 202237003700-FORM 3 [14-12-2023(online)].pdf | 2023-12-14 |
| 17 | 202237003700-Information under section 8(2) [13-01-2024(online)].pdf | 2024-01-13 |
| 18 | 202237003700-Information under section 8(2) [23-01-2024(online)].pdf | 2024-01-23 |
| 19 | 202237003700-FER.pdf | 2024-08-13 |
| 20 | 202237003700-FORM 3 [16-10-2024(online)].pdf | 2024-10-16 |
| 21 | 202237003700-FER_SER_REPLY [13-02-2025(online)].pdf | 2025-02-13 |
| 22 | 202237003700-COMPLETE SPECIFICATION [13-02-2025(online)].pdf | 2025-02-13 |
| 23 | 202237003700-CLAIMS [13-02-2025(online)].pdf | 2025-02-13 |
Search Strategy
| 1 | SearchHistory(7)E_19-07-2024.pdf |