JP5323069B2 - カメラスピーカフォンのためのマイクロフォン配列 - Google Patents
カメラスピーカフォンのためのマイクロフォン配列 Download PDFInfo
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- JP5323069B2 JP5323069B2 JP2010514961A JP2010514961A JP5323069B2 JP 5323069 B2 JP5323069 B2 JP 5323069B2 JP 2010514961 A JP2010514961 A JP 2010514961A JP 2010514961 A JP2010514961 A JP 2010514961A JP 5323069 B2 JP5323069 B2 JP 5323069B2
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- 230000004807 localization Effects 0.000 claims description 6
- 230000006872 improvement Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
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- 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
- H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/142—Constructional details of the terminal equipment, e.g. arrangements of the camera and the display
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
-
- 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
- H04R2201/401—2D or 3D arrays of transducers
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- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuit For Audible Band Transducer (AREA)
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Description
Claims (17)
- 第1の水平面内の第1のマイクロフォン配列と、
前記第1の水平面とは異なる第2の水平面内の第2のマイクロフォン配列と
を備えた装置であって、
前記第1のマイクロフォン配列は、前記装置のベースの一部であり、前記第1のマイクロフォン配列は、前記ベースの外周上に均等に間隔を空けられた2以上のマイクロフォンを含み、前記第2のマイクロフォン配列は、前記装置のヘッドの一部であり、前記ヘッドの外周上に均等に間隔を空けられた2以上のマイクロフォンを含み、前記ベース及び前記ヘッドは、ネックによって接続され、前記ヘッドは、前記ベースの上に配置され、
前記ベースの前記第1のマイクロフォン配列及び前記ヘッドの前記第2のマイクロフォン配列は、音源方向定位の使用のために音声を捕らえることを特徴する装置。 - 前記ベースはスピーカを含み、前記ヘッドはカメラを含むことを特徴とする請求項1に記載の装置。
- 前記第2のマイクロフォン配列は、全方向性マイクロフォンを含むことを特徴とする請求項1に記載の装置。
- 前記第2のマイクロフォン配列は、前記ヘッド上に配置される平面マイクロフォン配列の一部であることを特徴とする請求項1に記載の装置。
- 前記第2のマイクロフォン配列は、前記ヘッド上に配置された径方向マイクロフォン配列の一部であることを特徴とする請求項1に記載の装置。
- 前記第2のマイクロフォン配列は、前記ヘッド上に配置された半球状マイクロフォン配列の一部であることを特徴とする請求項1に記載の装置。
- 前記第2のマイクロフォン配列は、前記ヘッド上に配置された球状マイクロフォン配列の一部であることを特徴とする請求項1に記載の装置。
- スピーカ及びマイクロフォン配列を含むベースであって、前記マイクロフォン配列は、前記装置のベースの一部であり、前記マイクロフォン配列は、前記ベースの外周上に均等に間隔を空けられて配置された複数のマイクロフォンを有する、ベースと、
前記ベースと連結されたネックと、
前記ネックと結合され、全方向性カメラ及び複数のマイクロフォンを含むヘッドであって、前記ヘッドの複数のマイクロフォンは、前記装置のヘッドの一部であり、前記ヘッドの外周上に均等に間隔を空けられて配置されている、ヘッドとを備え、
前記ベース及び前記ヘッドは、前記ネックによって接続され、前記ヘッドは、前記ベースの上に配置され、
前記ベースの前記マイクロフォン配列及び前記ヘッドの前記複数のマイクロフォンは、音源方向定位の使用のために音声を捕らえることを特徴とする全方向性カメラスピーカフォン。 - 前記ヘッドの前記複数のマイクロフォンは、全方向性マイクロフォンを含むことを特徴とする請求項8に記載の全方向性カメラスピーカフォン。
- 前記ヘッドの前記複数のマイクロフォンは、平面マイクロフォン配列を含むことを特徴とする請求項8に記載の全方向性カメラスピーカフォン。
- 前記ヘッドの前記複数のマイクロフォンは、径方向マイクロフォン配列を含むことを特徴とする請求項8に記載の全方向性カメラスピーカフォン。
- 前記ヘッドの前記複数のマイクロフォンは、半球状マイクロフォン配列を含むことを特徴とする請求項8に記載の全方向性カメラスピーカフォン。
- 前記ヘッドの前記複数のマイクロフォンは、球状マイクロフォン配列を含むことを特徴とする請求項8に記載の全方向性カメラスピーカフォン。
- 前記ヘッドの前記複数のマイクロフォンは、音源方向定位の使用のみのために音声を捕らえることを特徴とする請求項8に記載の全方向性カメラスピーカフォン。
- スピーカ及びマイクロフォン配列を含むベースであって、前記マイクロフォン配列は、前記装置のベースの一部であり、前記マイクロフォン配列は、前記ベースの外周上に均等に間隔を空けられて配置された複数のマイクロフォンを有する、ベースと、
前記ベースと連結されたネックと、
前記ネックと結合され、全方向性カメラ及び複数のマイクロフォンを含むヘッドであって、前記ヘッドの複数のマイクロフォンは、前記装置のヘッドの一部であり、前記ヘッドの外周上に均等に間隔を空けられて配置されている、ヘッドと
を備える全方向性カメラスピーカフォンであって、前記ベース及び前記ヘッドは、前記ネックによって接続され、前記ヘッドは、前記ベースの上に配置されている、全方向性カメラスピーカフォンと、
前記全方向性カメラスピーカフォンと連結され、格納されたコンピュータ可読命令を有するコンピューティングデバイスとを備え、
前記コンピュータ可読命令は、実行されるときに、
前記全方向性カメラスピーカフォンによって捕らえられた音声と関連付けられた前記コンピューティングデバイスで、音声データを受け取ることと、
前記音声データを用いて音源方向定位を実行することと
を備える動作を実行することを特徴とするシステム。 - 前記音声データは、音源方向定位のみに用いられることを特徴とする請求項15に記載のシステム。
- 前記コンピュータ可読命令が実行されるときに、さらに、
前記音声データを用いてオーディオ音質改善を実行すること
を備える動作を実行することを特徴とする請求項15に記載のシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/770,713 US8526632B2 (en) | 2007-06-28 | 2007-06-28 | Microphone array for a camera speakerphone |
US11/770,713 | 2007-06-28 | ||
PCT/US2008/067035 WO2009006004A1 (en) | 2007-06-28 | 2008-06-13 | Microphone array for a camera speakerphone |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010532137A JP2010532137A (ja) | 2010-09-30 |
JP5323069B2 true JP5323069B2 (ja) | 2013-10-23 |
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010514961A Active JP5323069B2 (ja) | 2007-06-28 | 2008-06-13 | カメラスピーカフォンのためのマイクロフォン配列 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8526632B2 (ja) |
EP (1) | EP2172054B1 (ja) |
JP (1) | JP5323069B2 (ja) |
KR (1) | KR101495937B1 (ja) |
WO (1) | WO2009006004A1 (ja) |
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US20090002476A1 (en) | 2009-01-01 |
EP2172054A4 (en) | 2014-07-23 |
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EP2172054B1 (en) | 2016-08-03 |
US8526632B2 (en) | 2013-09-03 |
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