AR048513A1 - Filtro configurable para procesar senales de audio televisivas - Google Patents
Filtro configurable para procesar senales de audio televisivasInfo
- Publication number
- AR048513A1 AR048513A1 ARP050101189A ARP050101189A AR048513A1 AR 048513 A1 AR048513 A1 AR 048513A1 AR P050101189 A ARP050101189 A AR P050101189A AR P050101189 A ARP050101189 A AR P050101189A AR 048513 A1 AR048513 A1 AR 048513A1
- Authority
- AR
- Argentina
- Prior art keywords
- signal
- audio signals
- filter
- television audio
- configurable filter
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Mathematical Analysis (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- Multimedia (AREA)
- Television Receiver Circuits (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Stereo-Broadcasting Methods (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Television Systems (AREA)
Abstract
Un codificador de senales de audio de television incluye una matriz que suma una senal de audio del canal izquierdo y una senal de audio del canal derecho para producir una senal de suma. La matriz también resta una de las senales de audio izquierdo y derecha, de la otra, de manera de producir una senal de resta. El codificador también incluye un filtro digital configurable de respuesta infinita de impulso que selectivamente utiliza uno o más conjuntos de coeficientes de filtro para filtrar la senal de resta. Cada conjunto seleccionable de coeficientes de filtro está asociado con una aplicacion de filtrado unica para preparar la senal de resta para la transmision.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55585304P | 2004-03-24 | 2004-03-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR048513A1 true AR048513A1 (es) | 2006-05-03 |
Family
ID=35064418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP050101189A AR048513A1 (es) | 2004-03-24 | 2005-03-28 | Filtro configurable para procesar senales de audio televisivas |
Country Status (13)
Country | Link |
---|---|
US (3) | US7539316B2 (es) |
EP (1) | EP1743505A4 (es) |
JP (1) | JP5032976B2 (es) |
KR (1) | KR101097851B1 (es) |
CN (1) | CN101076959B (es) |
AR (1) | AR048513A1 (es) |
AU (2) | AU2005228148A1 (es) |
BR (1) | BRPI0509180B1 (es) |
CA (1) | CA2560842C (es) |
HK (1) | HK1111832A1 (es) |
MX (1) | MXPA06010869A (es) |
MY (1) | MY144648A (es) |
WO (1) | WO2005094529A2 (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4970259B2 (ja) | 2004-08-17 | 2012-07-04 | ザット コーポレーション | テレビ・オーディオ信号処理用の構成可能再帰デジタル・フィルタ |
MX2007003153A (es) | 2004-09-17 | 2007-06-05 | That Corp | Codificacion digital directa y modulacion de radiofrecuencia para aplicacion de television de radiodifusion. |
US8411603B2 (en) * | 2008-06-19 | 2013-04-02 | Broadcom Corporation | Method and system for dual digital microphone processing in an audio CODEC |
US20100057472A1 (en) * | 2008-08-26 | 2010-03-04 | Hanks Zeng | Method and system for frequency compensation in an audio codec |
US8433578B2 (en) * | 2009-11-30 | 2013-04-30 | At&T Intellectual Property I, L.P. | System and method for automatically generating a dialog manager |
EP3364411B1 (en) * | 2009-12-14 | 2022-06-01 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vector quantization device, speech coding device, vector quantization method, and speech coding method |
CN102361506A (zh) * | 2011-06-08 | 2012-02-22 | 北京昆腾微电子有限公司 | 无线音频通信***、以及用于发射音频信号的方法和设备 |
US20130231930A1 (en) * | 2012-03-01 | 2013-09-05 | Adobe Systems Inc. | Method and apparatus for automatically filtering an audio signal |
US9838737B2 (en) * | 2016-05-05 | 2017-12-05 | Google Inc. | Filtering wind noises in video content |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5796842A (en) | 1996-06-07 | 1998-08-18 | That Corporation | BTSC encoder |
US6259482B1 (en) * | 1998-03-11 | 2001-07-10 | Matthew F. Easley | Digital BTSC compander system |
CA2325482C (en) * | 1998-03-25 | 2009-12-15 | Lake Technology Limited | Audio signal processing method and apparatus |
JP2004505528A (ja) * | 2000-07-17 | 2004-02-19 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 方位検出信号、中位信号その他の補助的オーディオ信号を得るステレオオーディオ処理装置 |
US7079657B2 (en) * | 2002-02-26 | 2006-07-18 | Broadcom Corporation | System and method of performing digital multi-channel audio signal decoding |
-
2005
- 2005-03-24 CA CA2560842A patent/CA2560842C/en not_active Expired - Fee Related
- 2005-03-24 CN CN2005800148099A patent/CN101076959B/zh active Active
- 2005-03-24 AU AU2005228148A patent/AU2005228148A1/en not_active Abandoned
- 2005-03-24 MX MXPA06010869A patent/MXPA06010869A/es active IP Right Grant
- 2005-03-24 BR BRPI0509180A patent/BRPI0509180B1/pt active IP Right Grant
- 2005-03-24 US US11/089,385 patent/US7539316B2/en active Active
- 2005-03-24 EP EP05729163A patent/EP1743505A4/en not_active Withdrawn
- 2005-03-24 WO PCT/US2005/009867 patent/WO2005094529A2/en active Application Filing
- 2005-03-24 JP JP2007505181A patent/JP5032976B2/ja active Active
- 2005-03-26 MY MYPI20084011A patent/MY144648A/en unknown
- 2005-03-28 AR ARP050101189A patent/AR048513A1/es active IP Right Grant
-
2006
- 2006-10-23 KR KR1020067021923A patent/KR101097851B1/ko active IP Right Grant
-
2008
- 2008-02-29 HK HK08102324.5A patent/HK1111832A1/xx unknown
-
2009
- 2009-05-26 US US12/471,946 patent/US7826621B2/en active Active
-
2010
- 2010-09-07 US US12/876,482 patent/US8526622B2/en active Active
-
2011
- 2011-02-10 AU AU2011200577A patent/AU2011200577B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US7539316B2 (en) | 2009-05-26 |
JP5032976B2 (ja) | 2012-09-26 |
US20050232433A1 (en) | 2005-10-20 |
BRPI0509180B1 (pt) | 2019-09-03 |
MXPA06010869A (es) | 2007-01-19 |
JP2007534233A (ja) | 2007-11-22 |
AU2005228148A1 (en) | 2005-10-13 |
WO2005094529A2 (en) | 2005-10-13 |
WO2005094529A3 (en) | 2007-06-07 |
CA2560842C (en) | 2013-12-10 |
US8526622B2 (en) | 2013-09-03 |
KR20060132007A (ko) | 2006-12-20 |
KR101097851B1 (ko) | 2011-12-23 |
EP1743505A2 (en) | 2007-01-17 |
HK1111832A1 (en) | 2008-08-15 |
CN101076959A (zh) | 2007-11-21 |
CA2560842A1 (en) | 2005-10-13 |
US20090231491A1 (en) | 2009-09-17 |
MY144648A (en) | 2011-10-31 |
AU2011200577A1 (en) | 2011-03-03 |
BRPI0509180A (pt) | 2007-09-18 |
US7826621B2 (en) | 2010-11-02 |
EP1743505A4 (en) | 2010-10-20 |
AU2011200577B2 (en) | 2012-02-23 |
CN101076959B (zh) | 2013-01-02 |
US20100328531A1 (en) | 2010-12-30 |
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Legal Events
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FG | Grant, registration |