KR102302226B1 - 신호 경로에서의 왜곡을 관리하기 위한 장치 및 방법 - Google Patents

신호 경로에서의 왜곡을 관리하기 위한 장치 및 방법 Download PDF

Info

Publication number
KR102302226B1
KR102302226B1 KR1020197006009A KR20197006009A KR102302226B1 KR 102302226 B1 KR102302226 B1 KR 102302226B1 KR 1020197006009 A KR1020197006009 A KR 1020197006009A KR 20197006009 A KR20197006009 A KR 20197006009A KR 102302226 B1 KR102302226 B1 KR 102302226B1
Authority
KR
South Korea
Prior art keywords
audio signal
signal
phase
delete delete
degrees
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.)
Active
Application number
KR1020197006009A
Other languages
English (en)
Korean (ko)
Other versions
KR20190032567A (ko
Inventor
그레고리 키이쓰 캄브렐
첼리코 벨리칸
Original Assignee
블루프린트 어쿠스틱스 피티와이 엘티디
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
Priority claimed from AU2016903021A external-priority patent/AU2016903021A0/en
Application filed by 블루프린트 어쿠스틱스 피티와이 엘티디 filed Critical 블루프린트 어쿠스틱스 피티와이 엘티디
Publication of KR20190032567A publication Critical patent/KR20190032567A/ko
Application granted granted Critical
Publication of KR102302226B1 publication Critical patent/KR102302226B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/227—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  using transducers reproducing the same frequency band
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • 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
    • 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
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H04R3/14—Cross-over networks
    • 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
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • 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
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H04S5/02—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
    • 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
    • H04R2203/00—Details of circuits for transducers, loudspeakers or microphones covered by H04R3/00 but not provided for in any of its subgroups
    • H04R2203/12—Beamforming aspects for stereophonic sound reproduction with loudspeaker arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
    • H04S2400/09—Electronic reduction of distortion of stereophonic sound systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
KR1020197006009A 2016-08-01 2017-06-30 신호 경로에서의 왜곡을 관리하기 위한 장치 및 방법 Active KR102302226B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
AU2016903021A AU2016903021A0 (en) 2016-08-01 A distortion cancellation system for Loudspeakers
AU2016903021 2016-08-01
AU2017902425A AU2017902425A0 (en) 2017-06-23 Apparatus for managing distortion in a signal path and method
AU2017902425 2017-06-23
PCT/AU2017/050677 WO2018023150A1 (en) 2016-08-01 2017-06-30 Apparatus for managing distortion in a signal path and method

Publications (2)

Publication Number Publication Date
KR20190032567A KR20190032567A (ko) 2019-03-27
KR102302226B1 true KR102302226B1 (ko) 2021-09-15

Family

ID=61072253

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020197006009A Active KR102302226B1 (ko) 2016-08-01 2017-06-30 신호 경로에서의 왜곡을 관리하기 위한 장치 및 방법

Country Status (6)

Country Link
US (1) US11089401B2 (enExample)
EP (1) EP3491844A4 (enExample)
JP (1) JP2019523610A (enExample)
KR (1) KR102302226B1 (enExample)
CN (1) CN109644305A (enExample)
WO (1) WO2018023150A1 (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102705131B1 (ko) * 2019-06-19 2024-09-10 삼성디스플레이 주식회사 표시 장치와 그의 음향 제공 방법
AU2020363457A1 (en) * 2019-10-10 2022-04-07 Blueprint Acoustics Pty Ltd Improved loudspeaker assembly and system for vehicles
CN110740403B (zh) * 2019-10-24 2021-02-09 上海易和声学科技有限公司 一种用于线阵列扬声器系统的信号处理装置及线阵列扬声器系统
KR102202722B1 (ko) * 2019-12-13 2021-01-13 (주)큐델릭스 헤드셋 장치에서 출력 신호를 적응적으로 교정하는 방법 및 헤드셋 장치
WO2022248043A1 (en) * 2021-05-27 2022-12-01 Huawei Technologies Co., Ltd. Audio device and method for producing a sound field
WO2023167511A1 (ko) * 2022-03-02 2023-09-07 삼성전자 주식회사 소리를 출력하기 위한 전자 장치 및 방법
US12395782B2 (en) 2022-03-02 2025-08-19 Samsung Electronics Co., Ltd. Electronic device and method for outputting sound
US12395783B1 (en) * 2024-08-23 2025-08-19 Fourier Sound, Inc. Method of operating a sound system to create a functionally massless driver

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA942198A (en) * 1970-09-15 1974-02-19 Kazuho Ohta Multidimensional stereophonic reproducing system
US3835255A (en) * 1971-09-30 1974-09-10 Columbia Broadcasting Syst Inc Matrix decoders for quadraphonic sound system
US3763333A (en) * 1972-07-24 1973-10-02 Ambitex Co Acoustic feedback stabilization system particularly suited for hearing aids
US3944747A (en) * 1972-08-24 1976-03-16 Zenith Radio Corporation Multiple channel FM stereo system
JPS54160227A (en) * 1978-06-08 1979-12-18 Matsushita Electric Ind Co Ltd Speaker system
US4700390A (en) * 1983-03-17 1987-10-13 Kenji Machida Signal synthesizer
JPS61271000A (ja) * 1985-05-27 1986-12-01 Clarion Co Ltd 擬似ステレオ装置
DE3740643A1 (de) 1987-12-01 1989-06-15 Phonar Akustik Gmbh Tiefton-lautsprechersystem
SU1646079A1 (ru) * 1988-11-29 1991-04-30 Шахтинский Технологический Институт Бытового Обслуживания Звуковоспроизвод щее устройство
GB9026906D0 (en) * 1990-12-11 1991-01-30 B & W Loudspeakers Compensating filters
US5267899A (en) 1992-01-23 1993-12-07 Moore Business Forms, Inc. Defective equipment window stickers
JPH06295175A (ja) * 1993-04-08 1994-10-21 Kawai Musical Instr Mfg Co Ltd 音響制御装置
US5537479A (en) * 1994-04-29 1996-07-16 Miller And Kreisel Sound Corp. Dual-driver bass speaker with acoustic reduction of out-of-phase and electronic reduction of in-phase distortion harmonics
JP3880236B2 (ja) * 1999-02-05 2007-02-14 株式会社アーニス・サウンド・テクノロジーズ ステレオ再生用のオーディオ信号の再生音をスピーカ外に音像定位させる方法
DE19951406B4 (de) 1999-10-01 2004-12-02 Martin Kling Lautsprecherkombination
US7088833B1 (en) * 1999-10-01 2006-08-08 Martin Kling Multiple-speaker
US6801631B1 (en) * 1999-10-22 2004-10-05 Donald J. North Speaker system with multiple transducers positioned in a plane for optimum acoustic radiation pattern
US7336793B2 (en) * 2003-05-08 2008-02-26 Harman International Industries, Incorporated Loudspeaker system for virtual sound synthesis
US8116483B2 (en) * 2006-03-28 2012-02-14 Pioneer Corporation Speaker device with the phase changing device for varying the phase of the audio signal
US7446603B2 (en) * 2006-08-17 2008-11-04 Matsushita Electric Industrial Co., Ltd. Differential input Class D amplifier
WO2011161567A1 (en) 2010-06-02 2011-12-29 Koninklijke Philips Electronics N.V. A sound reproduction system and method and driver therefor
US20120033829A1 (en) * 2010-08-04 2012-02-09 Lewis Ivan Lawayne Audio phase corrector
CN102866296A (zh) 2011-07-08 2013-01-09 杜比实验室特许公司 估计非线性失真的方法和系统、调节参数的方法和系统
CN103152673B (zh) 2011-12-07 2015-07-08 中国科学院声学研究所 基于四元码动态失配整形的数字扬声器驱动方法和装置
EP2654205B1 (en) * 2012-04-16 2016-08-17 Nxp B.V. Class D Amplifiers
EP2955934B1 (en) * 2013-02-05 2017-09-20 Toa Corporation Amplification system
US9917565B2 (en) * 2015-10-20 2018-03-13 Bose Corporation System and method for distortion limiting
DE102017200488A1 (de) * 2016-07-13 2018-01-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kompensationsmittel für ein lautsprechersystem und lautsprechersystem

Also Published As

Publication number Publication date
US20180255391A1 (en) 2018-09-06
EP3491844A1 (en) 2019-06-05
KR20190032567A (ko) 2019-03-27
WO2018023150A1 (en) 2018-02-08
JP2019523610A (ja) 2019-08-22
US11089401B2 (en) 2021-08-10
EP3491844A4 (en) 2020-08-05
CN109644305A (zh) 2019-04-16

Similar Documents

Publication Publication Date Title
KR102302226B1 (ko) 신호 경로에서의 왜곡을 관리하기 위한 장치 및 방법
JP4779381B2 (ja) アレースピーカ装置
EP1713306B1 (en) Speaker apparatus
US8675899B2 (en) Front surround system and method for processing signal using speaker array
JP7151840B2 (ja) 音響システム
US9131314B2 (en) Acoustic system
US20090161880A1 (en) Method and apparatus to create a sound field
US20050195985A1 (en) Focused parametric array
US8559644B2 (en) Apparatus for sound having multiples stereo imaging
JP2019523610A5 (enExample)
JP2007235930A (ja) 超音波スピーカの出力制御方法、超音波スピーカシステム、及び表示装置
TWI787586B (zh) 用於空間音訊信號之串音處理之頻譜缺陷補償
AU2018299871B2 (en) Sub-band spatial audio enhancement
TW202245483A (zh) 通過使用線性化及/或頻寬擴展產生第一控制信號和第二控制信號的裝置和方法
JP2010016573A (ja) クロストークキャンセルステレオスピーカーシステム
JP2007336080A (ja) 音響補正装置
JP2007074336A (ja) オーディオシステム及びオーディオ装置
US20160173986A1 (en) Ultra-low distortion integrated loudspeaker system
JP2012129825A (ja) 音響装置
JP5498732B2 (ja) 音声処理回路およびスピーカーシステム
JP2014068117A (ja) 信号増幅装置

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20190227

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20200422

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20210225

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20210825

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20210908

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20210909

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20250627

Start annual number: 5

End annual number: 5