Method For Configuring A Digital Audio Filter, Digital Audio Filter, And Sound System - EP3985998

The patent EP3985998 was granted to Alps Alpine on Aug 14, 2024. The application was originally filed on Oct 19, 2020 under application number EP20202571A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3985998

ALPS ALPINE
Application Number
EP20202571A
Filing Date
Oct 19, 2020
Status
Granted And Under Opposition
Jul 12, 2024
Grant Date
Aug 14, 2024
External Links
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Patent Citations (2) New

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Citation PhasePublication NumberPublication Link
OPPOSITIONEP2257083
OPPOSITIONUS2007237335

Non-Patent Literature (NPL) Citations (12) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- Appendix 1 - DEMONSTRATING THE EQUIVALENCE BETWEEN EXPONENTIAL WINDOWING OF AN IMPULSE RESPONSE AND RADIAL SCALING OF POLES AND ZEROS OF THE CORRESPONDING TRANSFER FUNCTION-
OPPOSITION- L.-J. Brannmark ; A. Ahlen, "Variable control of the pre-response error in mixed phase audio precompensation", Applications of Signal Processing to Audio and Acoustics, 2009. WASPAA '09. IEEE Workshop on, IEEE, Piscataway, NJ, USA, Piscataway, NJ, USA , (20091018), ISBN 978-1-4244-3678-1, pages 197 - 200, XP031575161-
OPPOSITION- MATTI KARJALAINEN ET AL., "Frequency-Zooming ARMA Modeling of Resonant and Reverberant Systems", JOURNAL OF THE AUDIO ENGINEERING SOCIETY, AUDIO ENGINEERING SOCIETY, NEW YORK, NY, US, US , (20021201), vol. 50, no. 12, ISSN 0004-7554, pages 1012 - 1029, XP002552217-
OPPOSITION- M.M. Goodwin, "Realization of arbitrary filters in the STFT domain", Applications of Signal Processing to Audio and Acoustics, 2009. WASPAA '09. IEEE Workshop on, IEEE, Piscataway, NJ, USA, Piscataway, NJ, USA , (20091018), ISBN 978-1-4244-3678-1, pages 353 - 356, XP031575134-
OPPOSITION- Jackson Leland B, "Roundoff-noise analysis for fixed-point digital filters realized in cascade or parallel form", IEEE TRANSACTIONS ON AUDIO AND ELECTROACOUSTICS., IEEE INC. NEW YORK., US, US , (19700601), vol. 18, no. 2, doi:10.1109/TAU.1970.1162084, ISSN 0018-9278, pages 107 - 122, XP093279966
SEARCH- Frank Wefers, "Partitioned convolution algorithms for real-time auralization", (20150513), URL: http://publications.rwth-aachen.de/record/466561/files/466561.pdf?subformat=pdfa, (20190311), XP055566796 [Y] 15 * page 1 * * page 70; figure 3.6 *-
SEARCH- GOODWIN M M, "Realization of arbitrary filters in the STFT domain", APPLICATIONS OF SIGNAL PROCESSING TO AUDIO AND ACOUSTICS, 2009. WASPAA '09. IEEE WORKSHOP ON, IEEE, PISCATAWAY, NJ, USA, (20091018), ISBN 978-1-4244-3678-1, pages 353 - 356, XP031575134 [X] 1,4-6,9,11,13,14 * the whole document * [Y] 2,3,12,15 [I] 7-
SEARCH- Jackson Leland Brooks, "Preview of "An analysis of roundoff noise in digital filters", Dissertation", An analysis of roundoff noise in digital filters, Stevens Institute of Technology, (19691231), pages i - 15, XP055812003 [A] 3 * section "List of figures", items 5.1 to 5.16 *-
SEARCH- JACKSON LELAND B, "Roundof f-Noise Analysis for Fixed- Point Digital Filters Realized in Cascade or Parallel Form", IEEE TRANSACTIONS ON AUDIO AND ELECTROACOUSTICS, (19700630), vol. 18, no. 2, pages 107 - 122, XP055811940 [Y] 2,3 * section "Sequential Ordering of Cascade Sections"; page 114 - page 116; figure 9 *-
SEARCH- Lyongs Richard G, "Sections 6.8 "Improving IIR Filters with Cascaded Structures" and 6.9 "A Brief Comparison of IIR and FIR Filters"", Understanding digital signal processing, Upper Saddle River, NJ, Prentice Hall Professional Technical Reference, (20041231), pages 274 - 282, ISBN 978-0-13-108989-1, XP055812048 [A] 1-15 * the whole document *-
SEARCH- MATTI KARJALAINEN ET AL, "Frequency-Zooming ARMA Modeling of Resonant and Reverberant Systems", JOURNAL OF THE AUDIO ENGINEERING SOCIETY, AUDIO ENGINEERING SOCIETY, NEW YORK, NY, US, (20021201), vol. 50, no. 12, ISSN 0004-7554, pages 1012 - 1029, XP002552217 [Y] 12 * abstract * * sections 0, 2.3, and 4.2 *-
SEARCH- STEFANIA CECCHI ET AL, "Room Response Equalization-A Review", APPLIED SCIENCES, (20171223), vol. 8, no. 16, doi:10.3390/app8010016, XP055570863 [A] 8,10 * page 17, lines 16-19 *

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