JP5951875B2 - Av機器、音声方向表示方法、プログラム、及び記録媒体 - Google Patents
Av機器、音声方向表示方法、プログラム、及び記録媒体 Download PDFInfo
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- JP5951875B2 JP5951875B2 JP2015500100A JP2015500100A JP5951875B2 JP 5951875 B2 JP5951875 B2 JP 5951875B2 JP 2015500100 A JP2015500100 A JP 2015500100A JP 2015500100 A JP2015500100 A JP 2015500100A JP 5951875 B2 JP5951875 B2 JP 5951875B2
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- JP
- Japan
- Prior art keywords
- sound
- speaker array
- output
- voice
- audio
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/81—Monomedia components thereof
- H04N21/8106—Monomedia components thereof involving special audio data, e.g. different tracks for different languages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
- H04N21/4852—End-user interface for client configuration for modifying audio parameters, e.g. switching between mono and stereo
-
- 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
- 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
-
- 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
- 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
- H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
-
- 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
Description
図1で例示するAV機器10は、デコーダ11a、A/Dコンバータ11b、音声信号抽出部12、音声信号処理部13、D/Aコンバータ14、複数の増幅器15、そして複数のスピーカ16でなるスピーカアレイ17から構成される。なお、増幅器15とスピーカ16の数は基本的に同じとする。
Claims (4)
- 指向性をもつ音声を出力するスピーカアレイを備えたAV機器であって、
前記スピーカアレイと鉛直方向に並んだ画像表示画面の奥側に仮想の基準点を設け、該基準点から前記スピーカアレイが出力する平面波の進行方向に伸ばした線と前記画像表示画面の交点の位置を計算し、前記画像表示画面における該交点の位置に前記音声の方向を示す画像を表示する方向表示部と、
前記音声の方向を変化させるユーザ操作を受け付ける操作部と、
該ユーザ操作に応じて、前記音声の方向を変更する方向変更部と、
を備えたことを特徴とするAV機器。 - スピーカアレイから出力される指向性をもつ音声の方向を表示する音声方向表示方法であって、
前記スピーカアレイと鉛直方向に並んだ画像表示画面の奥側に仮想の基準点を設け、該基準点から前記スピーカアレイが出力する平面波の進行方向に伸ばした線と前記画像表示画面の交点の位置を計算し、前記画像表示画面における該交点の位置に前記音声の方向を示す画像を表示する方向表示ステップと、
前記音声の方向を変化させるユーザ操作を受け付ける操作ステップと、
該ユーザ操作に応じて、前記音声の方向を変更する方向変更ステップと、
を有することを特徴とする音声方向表示方法。 - コンピュータに請求項2に記載の音声方向表示方法を実行させるためのプログラム。
- 請求項3に記載のプログラムを記録したコンピュータ読取可能な記録媒体。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013027454 | 2013-02-15 | ||
JP2013027454 | 2013-02-15 | ||
PCT/JP2013/082787 WO2014125705A1 (ja) | 2013-02-15 | 2013-12-06 | Av機器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5951875B2 true JP5951875B2 (ja) | 2016-07-13 |
JPWO2014125705A1 JPWO2014125705A1 (ja) | 2017-02-02 |
Family
ID=51353724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015500100A Expired - Fee Related JP5951875B2 (ja) | 2013-02-15 | 2013-12-06 | Av機器、音声方向表示方法、プログラム、及び記録媒体 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5951875B2 (ja) |
WO (1) | WO2014125705A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017068641A (ja) * | 2015-09-30 | 2017-04-06 | ヤマハ株式会社 | 障害物報知装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002152899A (ja) * | 2000-11-07 | 2002-05-24 | Toshiba Corp | 音声再生装置 |
JP2007124140A (ja) * | 2005-10-26 | 2007-05-17 | Yamaha Corp | 撮影装置、および通信会議システム |
JP2007124228A (ja) * | 2005-10-27 | 2007-05-17 | Yamaha Corp | 音声信号送受信装置 |
US20100053466A1 (en) * | 2008-09-02 | 2010-03-04 | Masafumi Naka | System and methods for television with integrated surround projection system |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007121140A (ja) * | 2005-10-28 | 2007-05-17 | Yamatake Corp | 差圧測定システム及び差圧測定方法 |
-
2013
- 2013-12-06 JP JP2015500100A patent/JP5951875B2/ja not_active Expired - Fee Related
- 2013-12-06 WO PCT/JP2013/082787 patent/WO2014125705A1/ja active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002152899A (ja) * | 2000-11-07 | 2002-05-24 | Toshiba Corp | 音声再生装置 |
JP2007124140A (ja) * | 2005-10-26 | 2007-05-17 | Yamaha Corp | 撮影装置、および通信会議システム |
JP2007124228A (ja) * | 2005-10-27 | 2007-05-17 | Yamaha Corp | 音声信号送受信装置 |
US20090041283A1 (en) * | 2005-10-27 | 2009-02-12 | Yamaha Corporation | Audio signal transmission/reception device |
US20100053466A1 (en) * | 2008-09-02 | 2010-03-04 | Masafumi Naka | System and methods for television with integrated surround projection system |
JP2010063101A (ja) * | 2008-09-02 | 2010-03-18 | Mitsubishi Digital Electronics America Inc | 一体化されたサラウンドプロジェクションシステムを有するテレビのためのシステムおよび方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2014125705A1 (ja) | 2014-08-21 |
JPWO2014125705A1 (ja) | 2017-02-02 |
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