SE9102333D0 - Foerfarande och anordning foer digital filtrering - Google Patents

Foerfarande och anordning foer digital filtrering

Info

Publication number
SE9102333D0
SE9102333D0 SE9102333A SE9102333A SE9102333D0 SE 9102333 D0 SE9102333 D0 SE 9102333D0 SE 9102333 A SE9102333 A SE 9102333A SE 9102333 A SE9102333 A SE 9102333A SE 9102333 D0 SE9102333 D0 SE 9102333D0
Authority
SE
Sweden
Prior art keywords
branches
filters
taps
procedure
convolutions
Prior art date
Application number
SE9102333A
Other languages
English (en)
Inventor
J Klokocka
Original Assignee
Jiri Klokocka
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiri Klokocka filed Critical Jiri Klokocka
Priority to SE9102333A priority Critical patent/SE9102333D0/sv
Publication of SE9102333D0 publication Critical patent/SE9102333D0/sv
Priority to PCT/SE1992/000521 priority patent/WO1993004529A1/en

Links

Landscapes

  • Auxiliary Devices For Music (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
SE9102333A 1991-08-12 1991-08-12 Foerfarande och anordning foer digital filtrering SE9102333D0 (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE9102333A SE9102333D0 (sv) 1991-08-12 1991-08-12 Foerfarande och anordning foer digital filtrering
PCT/SE1992/000521 WO1993004529A1 (en) 1991-08-12 1992-07-17 A digital filtering method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9102333A SE9102333D0 (sv) 1991-08-12 1991-08-12 Foerfarande och anordning foer digital filtrering

Publications (1)

Publication Number Publication Date
SE9102333D0 true SE9102333D0 (sv) 1991-08-12

Family

ID=20383449

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9102333A SE9102333D0 (sv) 1991-08-12 1991-08-12 Foerfarande och anordning foer digital filtrering

Country Status (2)

Country Link
SE (1) SE9102333D0 (sv)
WO (1) WO1993004529A1 (sv)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE516467C2 (sv) * 2000-05-19 2002-01-15 Philipson Lars H G Metod och anordning vid faltning
US9824677B2 (en) 2011-06-03 2017-11-21 Cirrus Logic, Inc. Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
US9318094B2 (en) 2011-06-03 2016-04-19 Cirrus Logic, Inc. Adaptive noise canceling architecture for a personal audio device
US8958571B2 (en) 2011-06-03 2015-02-17 Cirrus Logic, Inc. MIC covering detection in personal audio devices
US9318090B2 (en) 2012-05-10 2016-04-19 Cirrus Logic, Inc. Downlink tone detection and adaptation of a secondary path response model in an adaptive noise canceling system
US9123321B2 (en) 2012-05-10 2015-09-01 Cirrus Logic, Inc. Sequenced adaptation of anti-noise generator response and secondary path response in an adaptive noise canceling system
US9532139B1 (en) 2012-09-14 2016-12-27 Cirrus Logic, Inc. Dual-microphone frequency amplitude response self-calibration
US9414150B2 (en) 2013-03-14 2016-08-09 Cirrus Logic, Inc. Low-latency multi-driver adaptive noise canceling (ANC) system for a personal audio device
US9666176B2 (en) 2013-09-13 2017-05-30 Cirrus Logic, Inc. Systems and methods for adaptive noise cancellation by adaptively shaping internal white noise to train a secondary path
US10219071B2 (en) 2013-12-10 2019-02-26 Cirrus Logic, Inc. Systems and methods for bandlimiting anti-noise in personal audio devices having adaptive noise cancellation
US9704472B2 (en) 2013-12-10 2017-07-11 Cirrus Logic, Inc. Systems and methods for sharing secondary path information between audio channels in an adaptive noise cancellation system
US9478212B1 (en) 2014-09-03 2016-10-25 Cirrus Logic, Inc. Systems and methods for use of adaptive secondary path estimate to control equalization in an audio device
US20160365084A1 (en) * 2015-06-09 2016-12-15 Cirrus Logic International Semiconductor Ltd. Hybrid finite impulse response filter
KR102688257B1 (ko) 2015-08-20 2024-07-26 시러스 로직 인터내셔널 세미컨덕터 리미티드 피드백 적응적 잡음 소거(anc) 제어기 및 고정 응답 필터에 의해 부분적으로 제공되는 피드백 응답을 갖는 방법
US10013966B2 (en) 2016-03-15 2018-07-03 Cirrus Logic, Inc. Systems and methods for adaptive active noise cancellation for multiple-driver personal audio device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5952911A (ja) * 1982-09-20 1984-03-27 Nec Corp トランスバ−サル・フイルタ
US4888808A (en) * 1987-03-23 1989-12-19 Matsushita Electric Industrial Co., Ltd. Digital equalizer apparatus enabling separate phase and amplitude characteristic modification
JP2646210B2 (ja) * 1987-05-27 1997-08-27 ヤマハ株式会社 電気音響的残響支援装置

Also Published As

Publication number Publication date
WO1993004529A1 (en) 1993-03-04

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