WO2008126161A1 - マルチチャンネル再生システムのチャンネル割り当て装置及び方法 - Google Patents

マルチチャンネル再生システムのチャンネル割り当て装置及び方法 Download PDF

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Publication number
WO2008126161A1
WO2008126161A1 PCT/JP2007/054262 JP2007054262W WO2008126161A1 WO 2008126161 A1 WO2008126161 A1 WO 2008126161A1 JP 2007054262 W JP2007054262 W JP 2007054262W WO 2008126161 A1 WO2008126161 A1 WO 2008126161A1
Authority
WO
WIPO (PCT)
Prior art keywords
listening position
positions
reproduction system
determined
assigning device
Prior art date
Application number
PCT/JP2007/054262
Other languages
English (en)
French (fr)
Inventor
Kenichi Sano
Masatomo Otake
Kazuya Kinoshita
Original Assignee
Pioneer Corporation
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 Pioneer Corporation filed Critical Pioneer Corporation
Priority to PCT/JP2007/054262 priority Critical patent/WO2008126161A1/ja
Publication of WO2008126161A1 publication Critical patent/WO2008126161A1/ja

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Classifications

    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)

Abstract

複数のスピーカを備えるマルチチャンネル再生システムのチャンネル割り当て装置は、複数のスピーカの各々について、当該スピーカと視聴位置の前後左右の測定位置との間の距離を測定する。視聴位置の左右の測定位置との距離に基づいて、視聴位置に対する各スピーカの左右位置が判定され、視聴位置の前後の測定位置との距離に基づいて、視聴位置に対する各スピーカの前後位置が判定される。そして、左右位置及び前後位置の組み合わせに基づいて、視聴位置に対する各スピーカの相対位置が判定される。判定された相対位置に基づいて、複数のスピーカの各々に、再生信号のチャンネルが割り当てられる。
PCT/JP2007/054262 2007-03-06 2007-03-06 マルチチャンネル再生システムのチャンネル割り当て装置及び方法 WO2008126161A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/054262 WO2008126161A1 (ja) 2007-03-06 2007-03-06 マルチチャンネル再生システムのチャンネル割り当て装置及び方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/054262 WO2008126161A1 (ja) 2007-03-06 2007-03-06 マルチチャンネル再生システムのチャンネル割り当て装置及び方法

Publications (1)

Publication Number Publication Date
WO2008126161A1 true WO2008126161A1 (ja) 2008-10-23

Family

ID=39863345

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/054262 WO2008126161A1 (ja) 2007-03-06 2007-03-06 マルチチャンネル再生システムのチャンネル割り当て装置及び方法

Country Status (1)

Country Link
WO (1) WO2008126161A1 (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3376781A1 (en) 2017-03-17 2018-09-19 Yamaha Corporation Speaker location identifying system, speaker location identifying device, and speaker location identifying method
WO2018173190A1 (ja) 2017-03-23 2018-09-27 ヤマハ株式会社 音響機器、音響システム、及びチャンネル配信方法
EP3389286A1 (en) 2017-04-13 2018-10-17 Yamaha Corporation Speaker position detection system, speaker position detection device, and speaker position detection method
WO2018235182A1 (ja) 2017-06-21 2018-12-27 ヤマハ株式会社 情報処理装置、情報処理システム、情報処理プログラム、及び情報処理方法
EP3537728A1 (en) 2018-03-08 2019-09-11 Yamaha Corporation Connection state determination system for speakers, acoustic device, and connection state determination method for speakers
CN110419229A (zh) * 2017-03-23 2019-11-05 索尼公司 扬声器装置和音频数据再现系统
US11032645B2 (en) 2017-03-23 2021-06-08 Yamaha Corporation Content output device that assigns a plurality of channels, audio system that assigns a plurality of channels, and content output method for the same
US11102571B2 (en) 2018-07-05 2021-08-24 Yamaha Corporation Speaker position determination method, speaker position determination system, and audio apparatus

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02122799A (ja) * 1988-10-31 1990-05-10 Nec Home Electron Ltd 音響特性補正装置
JPH03136600A (ja) * 1989-10-23 1991-06-11 Matsushita Electric Ind Co Ltd 音場制御装置
JP2002199487A (ja) * 2000-12-26 2002-07-12 Kenwood Corp オーディオ装置
JP2005057545A (ja) * 2003-08-05 2005-03-03 Matsushita Electric Ind Co Ltd 音場制御装置及び音響システム
JP2006129147A (ja) * 2004-10-29 2006-05-18 Yamaha Corp マルチチャネルスピーカシステム
JP2006174094A (ja) * 2004-12-16 2006-06-29 Yamaha Corp スピーカ位置検査装置およびスピーカ位置検査プログラム

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02122799A (ja) * 1988-10-31 1990-05-10 Nec Home Electron Ltd 音響特性補正装置
JPH03136600A (ja) * 1989-10-23 1991-06-11 Matsushita Electric Ind Co Ltd 音場制御装置
JP2002199487A (ja) * 2000-12-26 2002-07-12 Kenwood Corp オーディオ装置
JP2005057545A (ja) * 2003-08-05 2005-03-03 Matsushita Electric Ind Co Ltd 音場制御装置及び音響システム
JP2006129147A (ja) * 2004-10-29 2006-05-18 Yamaha Corp マルチチャネルスピーカシステム
JP2006174094A (ja) * 2004-12-16 2006-06-29 Yamaha Corp スピーカ位置検査装置およびスピーカ位置検査プログラム

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10321255B2 (en) 2017-03-17 2019-06-11 Yamaha Corporation Speaker location identifying system, speaker location identifying device, and speaker location identifying method
EP3376781A1 (en) 2017-03-17 2018-09-19 Yamaha Corporation Speaker location identifying system, speaker location identifying device, and speaker location identifying method
US10728665B2 (en) 2017-03-23 2020-07-28 Yamaha Corporation Audio device, audio system, and channel distribution method
WO2018173190A1 (ja) 2017-03-23 2018-09-27 ヤマハ株式会社 音響機器、音響システム、及びチャンネル配信方法
US11696076B2 (en) 2017-03-23 2023-07-04 Yamaha Corporation Content output device, audio system, and content output method
CN110419229B (zh) * 2017-03-23 2021-12-07 索尼公司 扬声器装置和音频数据再现系统
US11032645B2 (en) 2017-03-23 2021-06-08 Yamaha Corporation Content output device that assigns a plurality of channels, audio system that assigns a plurality of channels, and content output method for the same
CN110419229A (zh) * 2017-03-23 2019-11-05 索尼公司 扬声器装置和音频数据再现系统
US10959016B2 (en) 2017-04-13 2021-03-23 Yamaha Corporation Speaker position detection system, speaker position detection device, and speaker position detection method
EP3389286A1 (en) 2017-04-13 2018-10-17 Yamaha Corporation Speaker position detection system, speaker position detection device, and speaker position detection method
US11172295B2 (en) 2017-06-21 2021-11-09 Yamaha Corporation Information processing device, information processing system, and information processing method
WO2018235182A1 (ja) 2017-06-21 2018-12-27 ヤマハ株式会社 情報処理装置、情報処理システム、情報処理プログラム、及び情報処理方法
US10555083B2 (en) 2018-03-08 2020-02-04 Yamaha Corporation Connection state determination system for speakers, acoustic device, and connection state determination method for speakers
EP3537728A1 (en) 2018-03-08 2019-09-11 Yamaha Corporation Connection state determination system for speakers, acoustic device, and connection state determination method for speakers
US11102571B2 (en) 2018-07-05 2021-08-24 Yamaha Corporation Speaker position determination method, speaker position determination system, and audio apparatus

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