SG155221A1 - Configurable recursive digital filter for processing television audio signals - Google Patents

Configurable recursive digital filter for processing television audio signals

Info

Publication number
SG155221A1
SG155221A1 SG200905449-5A SG2009054495A SG155221A1 SG 155221 A1 SG155221 A1 SG 155221A1 SG 2009054495 A SG2009054495 A SG 2009054495A SG 155221 A1 SG155221 A1 SG 155221A1
Authority
SG
Singapore
Prior art keywords
audio signals
configurable
digital filter
signal
television audio
Prior art date
Application number
SG200905449-5A
Other languages
English (en)
Inventor
Matthew Barnhill
Original Assignee
That Corp
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 That Corp filed Critical That Corp
Publication of SG155221A1 publication Critical patent/SG155221A1/en

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00Stereophonic arrangements
    • H04R5/04Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04SSTEREOPHONIC SYSTEMS 
    • H04S1/00Two-channel systems
    • H04S1/007Two-channel systems in which the audio signals are in digital form

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Television Systems (AREA)
  • Amplifiers (AREA)
  • Stereophonic System (AREA)
SG200905449-5A 2004-08-17 2005-08-16 Configurable recursive digital filter for processing television audio signals SG155221A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60216904P 2004-08-17 2004-08-17

Publications (1)

Publication Number Publication Date
SG155221A1 true SG155221A1 (en) 2009-09-30

Family

ID=35968107

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200905449-5A SG155221A1 (en) 2004-08-17 2005-08-16 Configurable recursive digital filter for processing television audio signals

Country Status (10)

Country Link
US (2) US7822210B2 (de)
EP (1) EP1787409A4 (de)
JP (1) JP4970259B2 (de)
KR (1) KR101335359B1 (de)
CN (1) CN101088237B (de)
CA (1) CA2577395C (de)
MX (1) MX2007001950A (de)
SG (1) SG155221A1 (de)
TW (1) TWI433555B (de)
WO (1) WO2006023490A2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8111791B2 (en) * 2005-12-20 2012-02-07 Sirf Technology, Inc. Differential evolution design of polyphase IIR decimation filters
JP5059508B2 (ja) * 2007-07-26 2012-10-24 ルネサスエレクトロニクス株式会社 マイクロプロセッサ
US8073150B2 (en) * 2009-04-28 2011-12-06 Bose Corporation Dynamically configurable ANR signal processing topology
US8165313B2 (en) * 2009-04-28 2012-04-24 Bose Corporation ANR settings triple-buffering
US8073151B2 (en) * 2009-04-28 2011-12-06 Bose Corporation Dynamically configurable ANR filter block topology
US8184822B2 (en) * 2009-04-28 2012-05-22 Bose Corporation ANR signal processing topology
US8090114B2 (en) 2009-04-28 2012-01-03 Bose Corporation Convertible filter
US9131313B1 (en) * 2012-02-07 2015-09-08 Star Co. System and method for audio reproduction
KR101920719B1 (ko) 2012-11-19 2019-02-13 삼성전자주식회사 논리 장치, 논리 장치를 포함하는 디지털 필터 및 논리 장치를 제어하는 방법
US10074417B2 (en) * 2014-11-20 2018-09-11 Rambus Inc. Memory systems and methods for improved power management
CN110139193B (zh) * 2018-02-02 2021-10-08 深圳市三诺数字科技有限公司 音箱系统及空间声的生成方法
US10755721B1 (en) * 2019-04-30 2020-08-25 Synaptics Incorporated Multichannel, multirate, lattice wave filter systems and methods
CN116860124B (zh) * 2023-09-04 2024-05-03 深圳市坤巨实业有限公司 一种触摸屏的噪声控制方法及系统

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983959A (en) * 1986-10-01 1991-01-08 Texas Instruments Incorporated Logic output macrocell
JPS6394715A (ja) * 1986-10-01 1988-04-25 テキサス インスツルメンツ インコーポレイテッド 論理出力マクロセル
US4747140A (en) * 1986-12-24 1988-05-24 Rca Corporation Low distortion filters for separating frequency or phase modulated signals from composite signals
DE3784946D1 (de) * 1987-11-06 1993-04-22 Itt Ind Gmbh Deutsche Tonkanalschaltung fuer digitale fernsehempfaenger.
US5377272A (en) * 1992-08-28 1994-12-27 Thomson Consumer Electronics, Inc. Switched signal processing circuit
JPH0793550B2 (ja) * 1993-05-27 1995-10-09 カシオ計算機株式会社 デジタルフィルタ
US5796842A (en) 1996-06-07 1998-08-18 That Corporation BTSC encoder
US5886735A (en) * 1997-01-14 1999-03-23 Bullister; Edward T Video telephone headset
US6037993A (en) * 1997-03-17 2000-03-14 Antec Corporation Digital BTSC compander system
JPH114461A (ja) * 1997-06-11 1999-01-06 Fujitsu General Ltd 赤外線画像伝送システム
US6259482B1 (en) * 1998-03-11 2001-07-10 Matthew F. Easley Digital BTSC compander system
JP2000138547A (ja) * 1998-11-02 2000-05-16 Matsushita Electric Ind Co Ltd 機能可変型音声調整装置および機能可変音声調整手順を記録した記録媒体
US6588867B1 (en) * 1999-02-18 2003-07-08 Arris International, Inc. Reciprocal index lookup for BTSC compatible coefficients
US20030054774A1 (en) * 2001-03-22 2003-03-20 Quicksilver Technology, Inc. Method and system for managing hardware resources to implement system acquisition using an adaptive computing architecture
EP1296455A1 (de) * 2001-09-25 2003-03-26 Sony International (Europe) GmbH Speichereffiziente Herstellung eines digitalen Filters
US7079657B2 (en) * 2002-02-26 2006-07-18 Broadcom Corporation System and method of performing digital multi-channel audio signal decoding
WO2004047074A2 (en) * 2002-11-19 2004-06-03 Cable Electronics, Inc. Digitally decoding an mts signal
US7532728B2 (en) * 2003-08-14 2009-05-12 Broadcom Corporation Mechanism for using the allpass decomposition architecture for the cauer low pass filter used in a BTSC
US7277860B2 (en) * 2003-08-14 2007-10-02 Broadcom Corporation Mechanism for using clamping and offset techniques to adjust the spectral and wideband gains in the feedback loops of a BTSC encoder
EP1743505A4 (de) * 2004-03-24 2010-10-20 That Corp Konfigurierbares filter zum verarbeiten von fernseh-audiosignalen

Also Published As

Publication number Publication date
US7822210B2 (en) 2010-10-26
TW200628000A (en) 2006-08-01
JP4970259B2 (ja) 2012-07-04
US20110026719A1 (en) 2011-02-03
EP1787409A4 (de) 2010-10-20
WO2006023490A3 (en) 2007-03-01
CA2577395A1 (en) 2006-03-02
CN101088237B (zh) 2013-02-06
KR101335359B1 (ko) 2013-12-03
WO2006023490A2 (en) 2006-03-02
CN101088237A (zh) 2007-12-12
CA2577395C (en) 2013-12-10
MX2007001950A (es) 2007-07-11
JP2008510435A (ja) 2008-04-03
KR20070058506A (ko) 2007-06-08
EP1787409A2 (de) 2007-05-23
US20060056640A1 (en) 2006-03-16
TWI433555B (zh) 2014-04-01
US8582780B2 (en) 2013-11-12

Similar Documents

Publication Publication Date Title
SG155221A1 (en) Configurable recursive digital filter for processing television audio signals
MY144648A (en) Configurable filter for processing television audio signals
EP1244292A3 (de) Verfahren und Vorrichtung zur Verbesserung der Bildqualität
TW200618660A (en) Improved audio processing
WO2006060243A3 (en) Device and method for reducing stuttering
WO2006001003A3 (en) Interference canceller with fast phase adaptation
TW200715843A (en) Receiver apparatus and receiver system
TW200729949A (en) Receiver apparatus and receiver system
WO2008126496A1 (ja) 電子機器用音響処理システム、方法及び携帯電話端末
TW200740136A (en) Filter coefficient setting device, filter coefficient setting method, and program
DE602007003613D1 (de) Schaltungsanordnung zur unterdrückung akustischer echos bei einer freisprecheinrichtung verwendbar mit einem tragbaren telefon
WO2009022463A1 (ja) オーディオ装置
TW200713864A (en) Receiver apparatus and receiver system
TW200634721A (en) A color clone technology for video color enhancement
EP2157693A3 (de) Signalteiler
DE502007006264D1 (de) Vorrichtung zur geräuschunterdrückung bei einem audiosignal
MY163841A (en) Configurable recursive digital filter for processing television audio signals
MY145383A (en) Configurable recursive digital filter for processing television audio signals
ATE417483T1 (de) Schaltung und verfahren zur adaptiven geräuschunterdrückung
ATE484887T1 (de) Verfahren zur entwicklung eines digitalen empfangsfilters und dazugehörige empfangsvorrichtung
EP0731593A3 (de) Einrichtung zur Echounterdrückung
MY143729A (en) Configurable filter for processing television audio signals
US8879721B2 (en) Audio communication system
SG145556A1 (en) A digital filter for iq-generation, noise shaping and neighbour channel suppression
ATE530012T1 (de) Schaltungsanordnung zur unterdrückung akustischer echos bei einer freisprecheinrichtung verwendbar mit einem tragbaren telefon