DE69919506D1 - Mittel zur hervorhebung der bassfrequenz in einem audiosystem - Google Patents

Mittel zur hervorhebung der bassfrequenz in einem audiosystem

Info

Publication number
DE69919506D1
DE69919506D1 DE69919506T DE69919506T DE69919506D1 DE 69919506 D1 DE69919506 D1 DE 69919506D1 DE 69919506 T DE69919506 T DE 69919506T DE 69919506 T DE69919506 T DE 69919506T DE 69919506 D1 DE69919506 D1 DE 69919506D1
Authority
DE
Germany
Prior art keywords
emphasizing
audio system
bass frequency
bass
frequency
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69919506T
Other languages
English (en)
Other versions
DE69919506T3 (de
DE69919506T2 (de
Inventor
Poortere F De
Catherine Polisset
M Aarts
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8234093&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69919506(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69919506D1 publication Critical patent/DE69919506D1/de
Application granted granted Critical
Publication of DE69919506T2 publication Critical patent/DE69919506T2/de
Publication of DE69919506T3 publication Critical patent/DE69919506T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/038—Speech enhancement, e.g. noise reduction or echo cancellation using band spreading techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
DE69919506T 1998-09-08 1999-08-31 Mittel zur hervorhebung der bassfrequenz in einem audiosystem Expired - Fee Related DE69919506T3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98202998 1998-09-08
EP98202998 1998-09-08
PCT/EP1999/006419 WO2000014998A1 (en) 1998-09-08 1999-08-31 Means for bass enhancement in an audio system

Publications (3)

Publication Number Publication Date
DE69919506D1 true DE69919506D1 (de) 2004-09-23
DE69919506T2 DE69919506T2 (de) 2005-09-01
DE69919506T3 DE69919506T3 (de) 2008-06-19

Family

ID=8234093

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69919506T Expired - Fee Related DE69919506T3 (de) 1998-09-08 1999-08-31 Mittel zur hervorhebung der bassfrequenz in einem audiosystem

Country Status (7)

Country Link
US (1) US6134330A (de)
EP (1) EP1044583B2 (de)
JP (1) JP4248148B2 (de)
KR (1) KR100684054B1 (de)
CN (1) CN1158898C (de)
DE (1) DE69919506T3 (de)
WO (1) WO2000014998A1 (de)

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US7277767B2 (en) * 1999-12-10 2007-10-02 Srs Labs, Inc. System and method for enhanced streaming audio
WO2001078447A1 (en) * 2000-04-11 2001-10-18 Koninklijke Philips Electronics N.V. Ultra bass ii
EP1279316A2 (de) 2000-04-27 2003-01-29 Koninklijke Philips Electronics N.V. Infrabass
DE60106680T2 (de) 2000-05-30 2006-02-09 Yamaha Corp., Hamamatsu Wellenformsignalerzeugung mit Synthetisierung von pseudo-tiefen Tönen
US6728721B1 (en) * 2000-06-23 2004-04-27 Microsoft Corporation System and method for maintaining a user's state within a database table
US7136493B2 (en) * 2000-06-28 2006-11-14 Peavey Electronics Corporation Sub-harmonic generator and stereo expansion processor
CN1451254A (zh) * 2000-07-13 2003-10-22 皇家菲利浦电子有限公司 超重低音
CN1274184C (zh) † 2001-09-21 2006-09-06 西门子公司 在电声变换器中控制音频信号的低音放音的方法和装置
US7242779B2 (en) * 2002-05-30 2007-07-10 Peavey Electronics Corporation Methods and apparatus for sub-harmonic generation, stereo expansion and distortion
GB2391439B (en) * 2002-07-30 2006-06-21 Wolfson Ltd Bass compressor
US7474752B2 (en) * 2003-09-16 2009-01-06 Koninklijke Philips Electronics N.V. Audio frequency range adaptation
CN1871874A (zh) * 2003-10-24 2006-11-29 皇家飞利浦电子股份有限公司 自适应声音再现
JP2005151067A (ja) * 2003-11-14 2005-06-09 Hitachi Ltd 通信端末装置および再生方法
EP1692912A1 (de) * 2003-12-01 2006-08-23 Koninklijke Philips Electronics N.V. Selektive verbesserung von audiosignalen
KR100612012B1 (ko) * 2004-05-28 2006-08-11 삼성전자주식회사 스피커 재생 시스템에 있어서 고조파 발생방법 및 그 장치
JP4649888B2 (ja) * 2004-06-24 2011-03-16 ヤマハ株式会社 音声効果付与装置及び音声効果付与プログラム
US7720237B2 (en) * 2004-09-07 2010-05-18 Audyssey Laboratories, Inc. Phase equalization for multi-channel loudspeaker-room responses
US7826626B2 (en) * 2004-09-07 2010-11-02 Audyssey Laboratories, Inc. Cross-over frequency selection and optimization of response around cross-over
SG123638A1 (en) * 2004-12-31 2006-07-26 St Microelectronics Asia Method and system for enhancing bass effect in audio signals
KR100619066B1 (ko) * 2005-01-14 2006-08-31 삼성전자주식회사 오디오 신호의 저음역 강화 방법 및 장치
SG124307A1 (en) * 2005-01-20 2006-08-30 St Microelectronics Asia Method and system for lost packet concealment in high quality audio streaming applications
JP4273344B2 (ja) * 2005-04-20 2009-06-03 ソニー株式会社 テストトーン信号の形成方法およびその形成回路と、音場補正方法および音場補正装置
US20060293089A1 (en) * 2005-06-22 2006-12-28 Magix Ag System and method for automatic creation of digitally enhanced ringtones for cellphones
WO2007007468A1 (ja) * 2005-07-11 2007-01-18 Pioneer Corporation 音声信号処理装置、音声信号処理方法、そのプログラム、および、そのプログラムを記録した記録媒体
CN101297588A (zh) 2005-10-24 2008-10-29 皇家飞利浦电子股份有限公司 音频数据处理装置和方法
CN1801611B (zh) * 2005-12-20 2010-05-05 深圳兰光电子集团有限公司 一种低音增效处理的方法和装置
US7847176B2 (en) * 2006-03-30 2010-12-07 Pioneer Corporation Digital signal processor and a method for producing harmonic sound
JP4661667B2 (ja) * 2006-04-11 2011-03-30 ソニー株式会社 オーディオ信号処理装置，オーディオ信号処理方法，プログラムおよび記憶媒体
US20070299655A1 (en) * 2006-06-22 2007-12-27 Nokia Corporation Method, Apparatus and Computer Program Product for Providing Low Frequency Expansion of Speech
KR100829567B1 (ko) 2006-10-17 2008-05-14 삼성전자주식회사 청각특성을 이용한 저음 음향 신호 보강 처리 방법 및 장치
JP4666229B2 (ja) 2006-10-18 2011-04-06 ソニー株式会社 オーディオ再生装置
JP4923939B2 (ja) 2006-10-18 2012-04-25 ソニー株式会社 オーディオ再生装置
US8050434B1 (en) 2006-12-21 2011-11-01 Srs Labs, Inc. Multi-channel audio enhancement system
JP5046786B2 (ja) * 2007-08-10 2012-10-10 三菱電機株式会社 擬似重低音生成装置
US8005233B2 (en) * 2007-12-10 2011-08-23 Dts, Inc. Bass enhancement for audio
US20090216352A1 (en) * 2008-02-22 2009-08-27 Sony Ericsson Mobile Communications Ab Method for providing an improved music experience
US9319789B1 (en) * 2008-02-26 2016-04-19 Tc Group A/S Bass enhancement
EP2109328B1 (de) 2008-04-09 2014-10-29 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung zur Verarbeitung eines Audiosignals
FR2930672B1 (fr) 2008-04-29 2011-06-24 Parrot Procede et systeme de reconstitution de basses frequences dans un signal audio
TWI462601B (zh) * 2008-10-03 2014-11-21 Realtek Semiconductor Corp 音頻信號裝置及方法
JP5168208B2 (ja) * 2009-03-30 2013-03-21 ヤマハ株式会社 オーディオ信号処理装置およびスピーカ装置
GB0906594D0 (en) * 2009-04-17 2009-05-27 Sontia Logic Ltd Processing an audio singnal
US8971551B2 (en) 2009-09-18 2015-03-03 Dolby International Ab Virtual bass synthesis using harmonic transposition
KR101613684B1 (ko) * 2009-12-09 2016-04-19 삼성전자주식회사 음향 신호 보강 처리 장치 및 방법
US8705764B2 (en) 2010-10-28 2014-04-22 Audyssey Laboratories, Inc. Audio content enhancement using bandwidth extension techniques
US9247342B2 (en) 2013-05-14 2016-01-26 James J. Croft, III Loudspeaker enclosure system with signal processor for enhanced perception of low frequency output
US9258664B2 (en) 2013-05-23 2016-02-09 Comhear, Inc. Headphone audio enhancement system
JP6286925B2 (ja) * 2013-08-19 2018-03-07 ヤマハ株式会社 オーディオ信号処理装置
KR102473598B1 (ko) 2016-10-21 2022-12-01 디티에스, 인코포레이티드 왜곡 감지, 방지, 및 왜곡-인지 베이스 강화
WO2019021276A1 (en) * 2017-07-23 2019-01-31 Waves Audio Ltd. STEREO VIRTUAL LOW IMPROVEMENT
US11349447B2 (en) * 2018-11-16 2022-05-31 Dirac Research Ab Generating harmonics in an audio system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0240286B1 (de) * 1986-04-01 1992-12-09 Matsushita Electric Industrial Co., Ltd. Erzeuger von niederfrequenten Tönen
DE69227091T2 (de) * 1991-12-09 1999-05-20 Koninkl Philips Electronics Nv Schaltung zur Mischung und Verdoppelung von niedrigen Tonfrequenzen
TW275179B (en) * 1994-11-17 1996-05-01 Matsushita Electric Ind Co Ltd Audio circuit
JPH08237800A (ja) * 1995-02-27 1996-09-13 Matsushita Electric Ind Co Ltd 低音増強回路
TW343417B (en) * 1996-05-08 1998-10-21 Philips Eloctronics N V Circuit, audio system and method for processing signals, and a harmonics generator

Also Published As

Publication number Publication date
US6134330A (en) 2000-10-17
KR20010024589A (ko) 2001-03-26
JP2002524993A (ja) 2002-08-06
JP4248148B2 (ja) 2009-04-02
EP1044583B1 (de) 2004-08-18
DE69919506T3 (de) 2008-06-19
CN1158898C (zh) 2004-07-21
WO2000014998A1 (en) 2000-03-16
EP1044583B2 (de) 2007-09-05
EP1044583A1 (de) 2000-10-18
KR100684054B1 (ko) 2007-02-16
CN1287765A (zh) 2001-03-14
DE69919506T2 (de) 2005-09-01

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee