JP4634519B2 - 無線通信システム - Google Patents
無線通信システム Download PDFInfo
- Publication number
- JP4634519B2 JP4634519B2 JP2009203334A JP2009203334A JP4634519B2 JP 4634519 B2 JP4634519 B2 JP 4634519B2 JP 2009203334 A JP2009203334 A JP 2009203334A JP 2009203334 A JP2009203334 A JP 2009203334A JP 4634519 B2 JP4634519 B2 JP 4634519B2
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- wireless
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- microphones
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- 238000004891 communication Methods 0.000 title claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 24
- 230000000295 complement effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 230000002596 correlated effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 16
- 238000001228 spectrum Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000013144 data compression Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003278 mimic effect Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/36—Accompaniment arrangements
- G10H1/361—Recording/reproducing of accompaniment for use with an external source, e.g. karaoke systems
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/36—Accompaniment arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/69—Spread spectrum techniques
- H04B1/713—Spread spectrum techniques using frequency hopping
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H2240/00—Data organisation or data communication aspects, specifically adapted for electrophonic musical tools or instruments
- G10H2240/171—Transmission of musical instrument data, control or status information; Transmission, remote access or control of music data for electrophonic musical instruments
- G10H2240/201—Physical layer or hardware aspects of transmission to or from an electrophonic musical instrument, e.g. voltage levels, bit streams, code words or symbols over a physical link connecting network nodes or instruments
- G10H2240/211—Wireless transmission, e.g. of music parameters or control data by radio, infrared or ultrasound
-
- 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
-
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/07—Applications of wireless loudspeakers or wireless microphones
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
Description
無線データ受信装置と、
無線データ受信装置に随時送信されるそれぞれの一意の識別子をそれぞれ有する、2つ以上の無線データ発信装置と、
を備え、
無線データ発信装置は、所定の周波数帯域のそれぞれの異なる複数のサブセットから選択される周波数チャネル上で無線データ受信装置と通信するように構成される、システムを提供する。
Claims (15)
- 所定の周波数帯域内で動作する無線通信システムであって、
無線データ受信装置と、
前記無線データ受信装置に送信されるそれぞれのクラス識別子をそれぞれ有する、2つ以上の実質的に同一の無線マイクロフォンと、
を備え、
前記無線マイクロフォンは、該無線マイクロフォンのそれぞれの識別されたクラスに従って、前記所定の周波数帯域のそれぞれの異なる複数のサブセットから選択される所定の周波数チャネル上で前記無線データ受信装置と通信するように構成される、システム。 - 前記所定の周波数帯域の前記複数のサブセットは重なっていない、請求項1に記載のシステム。
- 前記無線マイクロフォンの前記クラスは製造時に予め決定される、請求項1に記載のシステム。
- 各前記マイクロフォンは、前記クラス識別子を含む一意の識別子を送信する、請求項1又は3に記載のシステム。
- 前記無線マイクロフォンがその一意の識別子を前記無線データ受信機に送信するとき、前記クラス識別子は前記送信される一意の識別子の第1の部分として送信される、請求項4に記載のシステム。
- 前記無線マイクロフォンと前記無線データ受信機との間の通信は、異なる複数の搬送周波数のシーケンスを使用して連続したデータパケットを送信する周波数ホッピング構成を使用する、請求項1〜5のいずれか一項に記載のシステム。
- 前記無線マイクロフォンによって使用される前記シーケンスは、少なくとも部分的に、該無線マイクロフォンに関連付けられる前記一意の識別子によって決まる、請求項6に記載のシステム。
- 前記2つ以上の無線マイクロフォンによって使用される前記シーケンスは、相互変調積を所定の周波数において生成するように相関する、請求項6又は7に記載のシステム。
- 前記無線マイクロフォンに関連付けられる前記一意の識別子は互いに直交する、請求項1〜8のいずれか一項に記載のシステム。
- 前記システムは2つの無線マイクロフォンを備え、
前記2つのマイクロフォンに関連付けられる前記一意の識別子は互いの2進数の補数である、請求項9に記載のシステム。 - 前記無線データ受信機は、前記無線マイクロフォンごとに1つの無線周波数通信装置を備え、該無線周波数通信装置を用いて前記無線データ受信機は同時通信を行うことが可能であり、
各前記無線周波数通信装置は、前記所定の周波数帯域の前記複数のサブセットのうちのそれぞれの1つに従ってデータを通信するように構成される、請求項1〜10のいずれか一項に記載のシステム。 - 前記所定の周波数帯域は2.4GHz〜2.4835GHzの周波数帯域である、請求項1〜11のいずれか一項に記載のシステム。
- 無線データ受信機に送信するためのそれぞれのクラス識別子をそれぞれ有する、2つ以上の実質的に同一の無線マイクロフォンから成るセットであって、
前記無線マイクロフォンは、該無線マイクロフォンのそれぞれのクラス識別子に従って前記周波数帯域のそれぞれの異なる複数のサブセットから選択される周波数チャネル上で通信するように構成される、セット。 - 前記無線マイクロフォンは、無線データ受信装置に送信されるそれぞれの一意の識別子をそれぞれ有し、前記一意の識別子は互いに直交する、請求項13に記載のセット。
- 前記セットは2つの無線マイクロフォンを備え、
前記一意の識別子は互いの2進数の補数である、請求項14に記載のセット。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0816293A GB2463277B (en) | 2008-09-05 | 2008-09-05 | Wireless communication system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010093786A JP2010093786A (ja) | 2010-04-22 |
JP4634519B2 true JP4634519B2 (ja) | 2011-02-16 |
Family
ID=39888907
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009203334A Active JP4634519B2 (ja) | 2008-09-05 | 2009-09-03 | 無線通信システム |
Country Status (3)
Country | Link |
---|---|
US (1) | US20100081466A1 (ja) |
JP (1) | JP4634519B2 (ja) |
GB (1) | GB2463277B (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102176778A (zh) * | 2010-12-22 | 2011-09-07 | 苏州博联科技有限公司 | 无线麦克风系统的控制方法 |
WO2012145709A2 (en) * | 2011-04-20 | 2012-10-26 | Aurenta Inc. | A method for encoding multiple microphone signals into a source-separable audio signal for network transmission and an apparatus for directed source separation |
JP5667121B2 (ja) * | 2012-04-25 | 2015-02-12 | 株式会社タムラ製作所 | ワイヤレスマイクロホン及び音声通信システム |
US9635433B2 (en) | 2013-03-08 | 2017-04-25 | Google Inc. | Proximity detection by mobile devices |
US9496968B2 (en) | 2013-03-08 | 2016-11-15 | Google Inc. | Proximity detection by mobile devices |
DK3528514T3 (da) * | 2013-05-15 | 2022-01-24 | Gn Hearing As | Fremgangsmåde og indretning til trådløs overførsel af audiostrømme |
US9232296B2 (en) * | 2013-05-15 | 2016-01-05 | Gn Resound A/S | Method and apparatus for transmitting wireless audio streams |
US9307317B2 (en) | 2014-08-29 | 2016-04-05 | Coban Technologies, Inc. | Wireless programmable microphone apparatus and system for integrated surveillance system devices |
US9225527B1 (en) | 2014-08-29 | 2015-12-29 | Coban Technologies, Inc. | Hidden plug-in storage drive for data integrity |
US10165171B2 (en) | 2016-01-22 | 2018-12-25 | Coban Technologies, Inc. | Systems, apparatuses, and methods for controlling audiovisual apparatuses |
US10789840B2 (en) | 2016-05-09 | 2020-09-29 | Coban Technologies, Inc. | Systems, apparatuses and methods for detecting driving behavior and triggering actions based on detected driving behavior |
US10152858B2 (en) | 2016-05-09 | 2018-12-11 | Coban Technologies, Inc. | Systems, apparatuses and methods for triggering actions based on data capture and characterization |
US10370102B2 (en) | 2016-05-09 | 2019-08-06 | Coban Technologies, Inc. | Systems, apparatuses and methods for unmanned aerial vehicle |
US11049509B2 (en) | 2019-03-06 | 2021-06-29 | Plantronics, Inc. | Voice signal enhancement for head-worn audio devices |
GB2593448A (en) * | 2020-03-12 | 2021-09-29 | Nomono As | Wireless microphone system |
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GB2277231A (en) * | 1984-05-12 | 1994-10-19 | Racal Res Ltd | Frequency hopping radio communications |
JP2003209880A (ja) * | 2002-01-09 | 2003-07-25 | Sony Corp | 情報配信システム、情報配信装置、情報配信方法、情報配信プログラム及び情報配信プログラム格納媒体 |
JP2004289454A (ja) * | 2003-03-20 | 2004-10-14 | Daiichikosho Co Ltd | ワイヤレスマイクシステム、レシーバー、ワイヤレスマイク、充電架台 |
JP2004289453A (ja) * | 2003-03-20 | 2004-10-14 | Daiichikosho Co Ltd | ワイヤレスマイクシステム、レシーバー、ワイヤレスマイク |
GB2401512A (en) * | 2001-01-03 | 2004-11-10 | Vtech Communications Ltd | Adaptive frequency hopping strategy |
US20050122948A1 (en) * | 2003-11-06 | 2005-06-09 | Yoshio Miyazaki | Communication device, method for controlling communication, game machine, and game system |
JP2005286729A (ja) * | 2004-03-30 | 2005-10-13 | Sanyo Electric Co Ltd | 同期捕捉回路およびそれを利用した受信装置 |
US20060093018A1 (en) * | 2004-11-02 | 2006-05-04 | Chung-Ping Chi | Method of preventing interference of signal transmission of electronic input device |
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KR100681698B1 (ko) * | 2005-04-06 | 2007-02-15 | 티제이미디어 주식회사 | 노래반주기 선곡기능과 앰프조절기능이 내장된 디지털무선마이크 및 이를 이용한 노래반주기 시스템 |
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-
2008
- 2008-09-05 GB GB0816293A patent/GB2463277B/en active Active
-
2009
- 2009-08-28 US US12/549,688 patent/US20100081466A1/en not_active Abandoned
- 2009-09-03 JP JP2009203334A patent/JP4634519B2/ja active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2277231A (en) * | 1984-05-12 | 1994-10-19 | Racal Res Ltd | Frequency hopping radio communications |
GB2401512A (en) * | 2001-01-03 | 2004-11-10 | Vtech Communications Ltd | Adaptive frequency hopping strategy |
JP2003209880A (ja) * | 2002-01-09 | 2003-07-25 | Sony Corp | 情報配信システム、情報配信装置、情報配信方法、情報配信プログラム及び情報配信プログラム格納媒体 |
JP2004289454A (ja) * | 2003-03-20 | 2004-10-14 | Daiichikosho Co Ltd | ワイヤレスマイクシステム、レシーバー、ワイヤレスマイク、充電架台 |
JP2004289453A (ja) * | 2003-03-20 | 2004-10-14 | Daiichikosho Co Ltd | ワイヤレスマイクシステム、レシーバー、ワイヤレスマイク |
US20050122948A1 (en) * | 2003-11-06 | 2005-06-09 | Yoshio Miyazaki | Communication device, method for controlling communication, game machine, and game system |
JP2005286729A (ja) * | 2004-03-30 | 2005-10-13 | Sanyo Electric Co Ltd | 同期捕捉回路およびそれを利用した受信装置 |
US20060093018A1 (en) * | 2004-11-02 | 2006-05-04 | Chung-Ping Chi | Method of preventing interference of signal transmission of electronic input device |
Also Published As
Publication number | Publication date |
---|---|
US20100081466A1 (en) | 2010-04-01 |
GB2463277B (en) | 2010-09-08 |
GB2463277A (en) | 2010-03-10 |
JP2010093786A (ja) | 2010-04-22 |
GB0816293D0 (en) | 2008-10-15 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
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R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |