JPWO2011122456A1 - シンク機器、ソース機器、及び無線伝送システム - Google Patents
シンク機器、ソース機器、及び無線伝送システム Download PDFInfo
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- JPWO2011122456A1 JPWO2011122456A1 JP2012508253A JP2012508253A JPWO2011122456A1 JP WO2011122456 A1 JPWO2011122456 A1 JP WO2011122456A1 JP 2012508253 A JP2012508253 A JP 2012508253A JP 2012508253 A JP2012508253 A JP 2012508253A JP WO2011122456 A1 JPWO2011122456 A1 JP WO2011122456A1
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
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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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/439—Processing of audio elementary streams
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44227—Monitoring of local network, e.g. connection or bandwidth variations; Detecting new devices in the local network
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44231—Monitoring of peripheral device or external card, e.g. to detect processing problems in a handheld device or the failure of an external recording device
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- 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
- H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
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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
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
- H04N21/4325—Content retrieval operation from a local storage medium, e.g. hard-disk by playing back content from the storage medium
-
- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/43615—Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
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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
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/07—Applications of wireless loudspeakers or wireless microphones
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Automation & Control Theory (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Mobile Radio Communication Systems (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Description
まず、ソース機器1は、AVデータをマルチキャスト無線伝送している状態にあるものとする(ステップS41)。この状態で、ソース機器1は各シンク機器2の無線接続状態を判別する(ステップS42)。この判別は、先述したように、定期的にソース機器1から各シンク機器へ無線通信を行い、応答が返ってこないシンク機器2を未接続(切断)と判別したり、受信状態や無線以外で再生の障害の要因となる機器の動作状態に応じて未接続(切断)と判別してもよい。
Claims (10)
- ソース機器からマルチキャスト無線伝送により出力された映像及び/又は音声を含むAVデータを受信するAV受信部を備えたシンク機器であって、
該AV受信部で受信したAVデータの中から当該シンク機器に向けて送信されたAVデータを抽出して再生する再生部と、当該シンク機器を含む複数のシンク機器を識別するための識別情報と、各シンク機器の無線接続状態を示す状態情報とを関連付けた情報であるシンク機器情報の一部又は全部を前記ソース機器から無線で受信する機器情報受信部と、当該シンク機器の再生制御の状態を前記ソース機器へ送信する送信部、をさらに備え、
前記再生部は、前記機器情報受信部で受信した他のシンク機器についての前記状態情報に応じて再生制御を行い、前記送信部は、該再生制御の状態を示す情報を前記ソース機器へ送信することを特徴とするシンク機器。 - 前記送信部は、前記再生制御の状態に変化が生じたときに、前記再生制御の状態を示す情報を前記ソース機器へ送信することを特徴とする請求項1に記載のシンク機器。
- 前記送信部は、前記ソース機器からの要求があったときに、前記再生制御の状態を示す情報を前記ソース機器へ送信することを特徴とする請求項1に記載のシンク機器。
- マルチキャスト無線伝送により映像及び/又は音声を含むAVデータをシンク機器に送信するAV送信部を備えたソース機器であって、
複数のシンク機器のそれぞれについて無線接続状態を判別する接続状態判別部と、
前記複数のシンク機器のそれぞれを識別するために予め登録された識別情報に、前記接続状態判別部で判別された各シンク機器の無線接続状態を示す状態情報を関連付け、シンク機器情報として記憶する機器情報記憶部と、
該機器情報記憶部で記憶されたシンク機器情報を無線で送信する機器情報送信部と、
前記シンク機器から送信されたシンク機器の再生制御の状態を示す情報を受信する受信部と、
をさらに備えることを特徴とするソース機器。 - 前記シンク機器のすべてについて、無線接続状態が切断あるいは再生制御の状態が停止となった際に、前記AVデータの送信を停止することを特徴とする請求項4に記載のソース機器。
- 前記AVデータの送信を停止した後、所定時間経過後に、前記複数のシンク機器のそれぞれについて無線接続状態を判別することにより前記シンク機器情報を更新し、該更新されたシンク機器情報を前記シンク機器に送信した後、前記シンク機器から再生制御状態を示す情報を取得することを特徴とする請求項5に記載のソース機器。
- 少なくとも1つの前記シンク機器の再生制御状態を示す情報が停止ではない場合に、前記AVデータの送信を再開することを特徴とする請求項6に記載ソース機器。
- 前記再生制御状態を示す情報は、前記シンク機器に対して要求することにより受信することを特徴とする請求項4〜7のいずれか1に記載のソース機器。
- 前記シンク機器情報は、前記識別情報に前記再生制御状態の情報が関連付けられていることを特徴とする請求項4〜8のいずれか1に記載のソース機器。
- 請求項1〜3のいずれか1に記載のシンク機器を複数備え、さらに請求項4〜9のいずれか1に記載のソース機器を備えた無線伝送システム。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2012508253A JP5501444B2 (ja) | 2010-03-29 | 2011-03-25 | シンク機器、ソース機器、及び無線伝送システム |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010075300 | 2010-03-29 | ||
JP2010075300 | 2010-03-29 | ||
PCT/JP2011/057272 WO2011122456A1 (ja) | 2010-03-29 | 2011-03-25 | シンク機器、ソース機器、及び無線伝送システム |
JP2012508253A JP5501444B2 (ja) | 2010-03-29 | 2011-03-25 | シンク機器、ソース機器、及び無線伝送システム |
Publications (2)
Publication Number | Publication Date |
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JPWO2011122456A1 true JPWO2011122456A1 (ja) | 2013-07-08 |
JP5501444B2 JP5501444B2 (ja) | 2014-05-21 |
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JP2012508253A Expired - Fee Related JP5501444B2 (ja) | 2010-03-29 | 2011-03-25 | シンク機器、ソース機器、及び無線伝送システム |
Country Status (8)
Country | Link |
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US (1) | US8745285B2 (ja) |
EP (1) | EP2555514A4 (ja) |
JP (1) | JP5501444B2 (ja) |
CN (1) | CN102835123B (ja) |
BR (1) | BR112012024309A2 (ja) |
HK (1) | HK1177854A1 (ja) |
MX (1) | MX2012011016A (ja) |
WO (1) | WO2011122456A1 (ja) |
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JP5193076B2 (ja) | 2009-01-19 | 2013-05-08 | シャープ株式会社 | シンク機器及び無線伝送システム |
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JP5276738B1 (ja) * | 2012-05-18 | 2013-08-28 | シャープ株式会社 | 無線システム、および無線通信機器 |
US8903526B2 (en) | 2012-06-06 | 2014-12-02 | Sonos, Inc. | Device playback failure recovery and redistribution |
CA2880020C (en) * | 2012-07-25 | 2021-03-02 | Knc Ner Acquisition Sub, Inc. | Mono-layer thin film adhesive compounds and methods of synthesis and use |
KR102088384B1 (ko) * | 2013-09-04 | 2020-05-28 | 삼성전자주식회사 | 디스플레이 기기의 제어 방법, 그에 따른 싱크 기기 및 그에 따른 미러링 시스템 |
KR102170827B1 (ko) * | 2013-11-22 | 2020-10-28 | 삼성전자주식회사 | 영상표시장치 및 영상표시장치의 구동방법, 음향출력장치 및 음향출력장치의 구동방법 |
US9860642B2 (en) * | 2013-12-06 | 2018-01-02 | Sharp Kabushiki Kaisha | Audio wireless transmission system, speaker device, and source device |
JP6844532B2 (ja) * | 2015-03-24 | 2021-03-17 | ソニー株式会社 | 画像伝送装置およびリンク状態確認方法 |
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JP6569441B2 (ja) | 2015-09-30 | 2019-09-04 | ヤマハ株式会社 | オーディオ機器、オーディオシステム制御プログラムおよび制御端末装置 |
KR102412283B1 (ko) * | 2016-02-17 | 2022-06-23 | 삼성전자 주식회사 | 전자 장치 및 전자 장치의 영상 공유 제어 방법 |
JP6600268B2 (ja) * | 2016-03-16 | 2019-10-30 | キヤノン株式会社 | 送信装置およびその制御方法 |
EP3223538A1 (en) | 2016-03-24 | 2017-09-27 | Thomson Licensing | Method adapted to be implemented in a master device of a sound system, corresponding master device, system, computer readable program product and computer readable storage medium |
KR102551012B1 (ko) * | 2017-02-06 | 2023-07-05 | 삼성전자주식회사 | 오디오 출력 시스템 및 이의 제어 방법 |
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KR102411287B1 (ko) * | 2017-11-22 | 2022-06-22 | 삼성전자 주식회사 | 미디어 출력 제어 장치 및 방법 |
JP7151960B2 (ja) | 2018-04-05 | 2022-10-12 | 株式会社デンソーテン | 音響システム |
JPWO2022176640A1 (ja) * | 2021-02-16 | 2022-08-25 | ||
CN113573148A (zh) * | 2021-07-06 | 2021-10-29 | 三星电子(中国)研发中心 | 共享显示装置的源设备的方法及装置 |
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2011
- 2011-03-25 BR BR112012024309A patent/BR112012024309A2/pt not_active IP Right Cessation
- 2011-03-25 US US13/638,548 patent/US8745285B2/en not_active Expired - Fee Related
- 2011-03-25 WO PCT/JP2011/057272 patent/WO2011122456A1/ja active Application Filing
- 2011-03-25 CN CN201180016767.8A patent/CN102835123B/zh not_active Expired - Fee Related
- 2011-03-25 EP EP11762687.9A patent/EP2555514A4/en not_active Withdrawn
- 2011-03-25 MX MX2012011016A patent/MX2012011016A/es not_active Application Discontinuation
- 2011-03-25 JP JP2012508253A patent/JP5501444B2/ja not_active Expired - Fee Related
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2013
- 2013-04-22 HK HK13104846.3A patent/HK1177854A1/zh not_active IP Right Cessation
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JP2005102156A (ja) * | 2003-08-21 | 2005-04-14 | Matsushita Electric Ind Co Ltd | 連動システム、連動制御装置、連動制御方法 |
JP2007096971A (ja) * | 2005-09-29 | 2007-04-12 | Toshiba Corp | 無線送信装置および無線受信装置 |
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Publication number | Publication date |
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CN102835123B (zh) | 2015-07-15 |
BR112012024309A2 (pt) | 2016-05-24 |
EP2555514A1 (en) | 2013-02-06 |
MX2012011016A (es) | 2012-11-30 |
EP2555514A4 (en) | 2014-02-26 |
WO2011122456A1 (ja) | 2011-10-06 |
HK1177854A1 (zh) | 2013-08-30 |
US20130021531A1 (en) | 2013-01-24 |
US8745285B2 (en) | 2014-06-03 |
JP5501444B2 (ja) | 2014-05-21 |
CN102835123A (zh) | 2012-12-19 |
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