HK1135547A1 - Apparatus for processing an audio signal - Google Patents
Apparatus for processing an audio signalInfo
- Publication number
- HK1135547A1 HK1135547A1 HK10101869.4A HK10101869A HK1135547A1 HK 1135547 A1 HK1135547 A1 HK 1135547A1 HK 10101869 A HK10101869 A HK 10101869A HK 1135547 A1 HK1135547 A1 HK 1135547A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- processing
- audio signal
- audio
- signal
- 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
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
- H04R2201/403—Linear arrays of transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Circuit For Audible Band Transducer (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Stereophonic System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008018030 | 2008-04-09 | ||
US10686308P | 2008-10-20 | 2008-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1135547A1 true HK1135547A1 (en) | 2010-06-04 |
Family
ID=40671103
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK10101869.4A HK1135547A1 (en) | 2008-04-09 | 2010-02-23 | Apparatus for processing an audio signal |
Country Status (6)
Country | Link |
---|---|
US (1) | US9191743B2 (xx) |
EP (1) | EP2109328B1 (xx) |
JP (1) | JP5284460B2 (xx) |
KR (1) | KR101186398B1 (xx) |
HK (1) | HK1135547A1 (xx) |
WO (1) | WO2009124618A1 (xx) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101613684B1 (ko) * | 2009-12-09 | 2016-04-19 | 삼성전자주식회사 | 음향 신호 보강 처리 장치 및 방법 |
EP2362375A1 (en) * | 2010-02-26 | 2011-08-31 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung e.V. | Apparatus and method for modifying an audio signal using harmonic locking |
US8965546B2 (en) * | 2010-07-26 | 2015-02-24 | Qualcomm Incorporated | Systems, methods, and apparatus for enhanced acoustic imaging |
JP2013038713A (ja) | 2011-08-10 | 2013-02-21 | Semiconductor Components Industries Llc | 音声信号処理回路 |
JP2013046242A (ja) * | 2011-08-24 | 2013-03-04 | Semiconductor Components Industries Llc | 音声信号処理回路 |
US10735859B2 (en) * | 2015-05-22 | 2020-08-04 | Lamassu Llc | Line array speaker with frequency-dependent electrical tapering optimized for midrange and high frequency reproduction in the nearfield |
US11102577B2 (en) * | 2017-07-23 | 2021-08-24 | Waves Audio Ltd. | Stereo virtual bass enhancement |
US11017787B2 (en) * | 2018-02-09 | 2021-05-25 | Board Of Regents, The University Of Texas System | Self-adjusting fundamental frequency accentuation subsystem for natural ear device |
US10950253B2 (en) | 2018-02-09 | 2021-03-16 | Board Of Regents, The University Of Texas System | Vocal feedback device and method of use |
EP4367901A1 (en) * | 2021-07-09 | 2024-05-15 | Soundfocus Aps | Method and transducer array system for directionally reproducing an input audio signal |
WO2023280357A1 (en) * | 2021-07-09 | 2023-01-12 | Soundfocus Aps | Method and loudspeaker system for processing an input audio signal |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6775388B1 (en) * | 1998-07-16 | 2004-08-10 | Massachusetts Institute Of Technology | Ultrasonic transducers |
JP2000050387A (ja) | 1998-07-16 | 2000-02-18 | Massachusetts Inst Of Technol <Mit> | パラメトリックオ―ディオシステム |
WO2000014998A1 (en) | 1998-09-08 | 2000-03-16 | Koninklijke Philips Electronics N.V. | Means for bass enhancement in an audio system |
US7391872B2 (en) * | 1999-04-27 | 2008-06-24 | Frank Joseph Pompei | Parametric audio system |
ATE276636T1 (de) * | 1999-04-30 | 2004-10-15 | Sennheiser Electronic | Verfahren zur wiedergabe von audioschall mit ultraschall-lautsprechern |
JP2005012765A (ja) | 2003-05-26 | 2005-01-13 | Yamaha Corp | スピーカ装置 |
JP4400474B2 (ja) * | 2005-02-09 | 2010-01-20 | ヤマハ株式会社 | スピーカアレイ装置 |
JP2006262282A (ja) * | 2005-03-18 | 2006-09-28 | Seiko Epson Corp | 超音波スピーカシステム |
JP4844306B2 (ja) * | 2006-09-07 | 2011-12-28 | ヤマハ株式会社 | アレイスピーカ装置 |
KR101329308B1 (ko) * | 2006-11-22 | 2013-11-13 | 삼성전자주식회사 | 오디오 신호의 저주파 성분 보강 방법 및 그 장치, 오디오신호의 기본 주파수 계산 방법 및 그 장치 |
JP5074115B2 (ja) * | 2007-07-12 | 2012-11-14 | ラピスセミコンダクタ株式会社 | 音響信号処理装置及び音響信号処理方法 |
KR101524463B1 (ko) * | 2007-12-04 | 2015-06-01 | 삼성전자주식회사 | 어레이 스피커를 통해 음향을 포커싱하는 방법 및 장치 |
-
2008
- 2008-12-16 EP EP08021850.6A patent/EP2109328B1/en not_active Not-in-force
-
2009
- 2009-02-26 JP JP2011503347A patent/JP5284460B2/ja not_active Expired - Fee Related
- 2009-02-26 WO PCT/EP2009/001380 patent/WO2009124618A1/en active Application Filing
- 2009-02-26 US US12/936,463 patent/US9191743B2/en not_active Expired - Fee Related
- 2009-02-26 KR KR1020107022435A patent/KR101186398B1/ko active IP Right Grant
-
2010
- 2010-02-23 HK HK10101869.4A patent/HK1135547A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR101186398B1 (ko) | 2012-09-27 |
US9191743B2 (en) | 2015-11-17 |
WO2009124618A1 (en) | 2009-10-15 |
EP2109328A1 (en) | 2009-10-14 |
JP2011517546A (ja) | 2011-06-09 |
EP2109328B1 (en) | 2014-10-29 |
US20110142258A1 (en) | 2011-06-16 |
KR20100131479A (ko) | 2010-12-15 |
JP5284460B2 (ja) | 2013-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CHRG | Changes in the register |
Free format text: DELETION OF INVENTOR: BRIX, SANDRA |
|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20211216 |