CN103200385B - 使用超声信标补偿设备之间的不同音频时钟 - Google Patents
使用超声信标补偿设备之间的不同音频时钟 Download PDFInfo
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- CN103200385B CN103200385B CN201210596754.9A CN201210596754A CN103200385B CN 103200385 B CN103200385 B CN 103200385B CN 201210596754 A CN201210596754 A CN 201210596754A CN 103200385 B CN103200385 B CN 103200385B
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- 238000000034 method Methods 0.000 claims abstract description 47
- 238000012545 processing Methods 0.000 claims abstract description 15
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Classifications
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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
- H04N7/141—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
-
- 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
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
-
- 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]
-
- 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
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
-
- 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
- H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Telephonic Communication Services (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuit For Audible Band Transducer (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (25)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/282,633 | 2011-10-27 | ||
US13/282,633 US9491404B2 (en) | 2011-10-27 | 2011-10-27 | Compensating for different audio clocks between devices using ultrasonic beacon |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103200385A CN103200385A (zh) | 2013-07-10 |
CN103200385B true CN103200385B (zh) | 2016-11-02 |
Family
ID=47623776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210596754.9A Active CN103200385B (zh) | 2011-10-27 | 2012-10-26 | 使用超声信标补偿设备之间的不同音频时钟 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9491404B2 (zh) |
EP (3) | EP3829162B1 (zh) |
JP (1) | JP5559282B2 (zh) |
CN (1) | CN103200385B (zh) |
Families Citing this family (22)
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JP5966288B2 (ja) * | 2011-09-15 | 2016-08-10 | 株式会社リコー | 情報通信システム、クライアント装置、ホスト装置、接続情報受信プログラム、及び接続情報送信プログラム |
US9025762B2 (en) * | 2012-10-23 | 2015-05-05 | Cisco Technology, Inc. | System and method for clock synchronization of acoustic echo canceller (AEC) with different sampling clocks for speakers and microphones |
US9709655B2 (en) * | 2012-12-28 | 2017-07-18 | Rakuten, Inc. | Ultrasonic-wave communication system |
US10243786B2 (en) * | 2013-05-20 | 2019-03-26 | Citrix Systems, Inc. | Proximity and context aware mobile workspaces in enterprise systems |
JP6659204B2 (ja) * | 2013-07-16 | 2020-03-04 | 東芝ライフスタイル株式会社 | カメラ装置、室内撮像システム、室内情報取得装置 |
US9225937B2 (en) | 2013-10-18 | 2015-12-29 | Cisco Technology, Inc. | Ultrasound pairing signal control in a teleconferencing system |
EP3127032A1 (en) * | 2014-04-01 | 2017-02-08 | Sony Corporation | Authentication with ultrasound |
CN105898185A (zh) * | 2014-11-19 | 2016-08-24 | 杜比实验室特许公司 | 调节视频会议系统中的空间一致性 |
CN105791738B (zh) * | 2014-12-15 | 2019-03-12 | 深圳Tcl新技术有限公司 | 视频会议中视频窗口的调整方法及装置 |
US9591148B2 (en) | 2015-04-07 | 2017-03-07 | Cisco Technology, Inc. | Detecting proximity of devices based on transmission of inaudible sound signatures in the speech band |
JP6590511B2 (ja) * | 2015-04-22 | 2019-10-16 | オリンパス株式会社 | 音声入力装置並びに音声入力装置の制御方法及び制御プログラム |
CN105611222B (zh) * | 2015-12-25 | 2019-03-15 | 北京紫荆视通科技有限公司 | 音频数据处理方法、装置、被控设备和系统 |
JP6670224B2 (ja) * | 2016-11-14 | 2020-03-18 | 株式会社日立製作所 | 音声信号処理システム |
US10332523B2 (en) | 2016-11-18 | 2019-06-25 | Google Llc | Virtual assistant identification of nearby computing devices |
WO2019003357A1 (ja) * | 2017-06-28 | 2019-01-03 | 株式会社オプティム | コンピュータシステム、Web会議音声補助方法及びプログラム |
CN109120975A (zh) * | 2018-09-29 | 2019-01-01 | 努比亚技术有限公司 | 视频播放方法、终端及计算机可读存储介质 |
CN109979479B (zh) * | 2019-04-15 | 2021-11-23 | 苏州麦迪斯顿医疗科技股份有限公司 | 一种回音消除方法、装置、设备及存储介质 |
CN114616606A (zh) * | 2019-08-19 | 2022-06-10 | 听波特公司 | 具有改进的目的地回放的多设备会议 |
WO2021119090A1 (en) * | 2019-12-09 | 2021-06-17 | Vowel, Inc. | Leveraging a network of microphones for inferring room location and speaker identity for more accurate transcriptions and semantic context across meetings |
CN112489671B (zh) * | 2020-12-18 | 2024-04-16 | 深圳市潮流网络技术有限公司 | 回声数据消除方法及装置、终端设备、存储介质 |
CN113542982B (zh) * | 2021-06-28 | 2023-07-18 | 瑞芯微电子股份有限公司 | 一种混音方法及存储介质 |
US20240107230A1 (en) * | 2022-09-26 | 2024-03-28 | Zoom Video Communications, Inc. | Automatic audio equalization for online conferences |
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US5263019A (en) | 1991-01-04 | 1993-11-16 | Picturetel Corporation | Method and apparatus for estimating the level of acoustic feedback between a loudspeaker and microphone |
US5305307A (en) | 1991-01-04 | 1994-04-19 | Picturetel Corporation | Adaptive acoustic echo canceller having means for reducing or eliminating echo in a plurality of signal bandwidths |
US5390244A (en) | 1993-09-10 | 1995-02-14 | Polycom, Inc. | Method and apparatus for periodic signal detection |
US20070273751A1 (en) | 2000-09-05 | 2007-11-29 | Sachau John A | System and methods for mobile videoconferencing |
EP2288121A3 (en) | 2000-11-30 | 2011-06-22 | Intrasonics S.A.R.L. | Telecommunications apparatus operable to interact with an audio transmission |
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US20040059446A1 (en) * | 2002-09-19 | 2004-03-25 | Goldberg Mark L. | Mechanism and method for audio system synchronization |
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US8750494B2 (en) * | 2011-08-17 | 2014-06-10 | Alcatel Lucent | Clock skew compensation for acoustic echo cancellers using inaudible tones |
US9473580B2 (en) | 2012-12-06 | 2016-10-18 | Cisco Technology, Inc. | System and associated methodology for proximity detection and device association using ultrasound |
-
2011
- 2011-10-27 US US13/282,633 patent/US9491404B2/en active Active
-
2012
- 2012-10-25 EP EP20217695.4A patent/EP3829162B1/en active Active
- 2012-10-25 EP EP12190019.5A patent/EP2587800B1/en active Active
- 2012-10-25 EP EP20217694.7A patent/EP3836536B1/en active Active
- 2012-10-26 CN CN201210596754.9A patent/CN103200385B/zh active Active
- 2012-10-26 JP JP2012236885A patent/JP5559282B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP3836536B1 (en) | 2023-06-07 |
EP3829162B1 (en) | 2024-05-08 |
JP2013102428A (ja) | 2013-05-23 |
EP2587800A3 (en) | 2015-11-11 |
CN103200385A (zh) | 2013-07-10 |
JP5559282B2 (ja) | 2014-07-23 |
US9491404B2 (en) | 2016-11-08 |
US20130108076A1 (en) | 2013-05-02 |
EP2587800A2 (en) | 2013-05-01 |
EP2587800B1 (en) | 2021-01-20 |
EP3829162A1 (en) | 2021-06-02 |
EP3836536A1 (en) | 2021-06-16 |
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C06 | Publication | ||
PB01 | Publication | ||
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231010 Address after: Texas, USA Patentee after: Huihe Development Co.,Ltd. Address before: California, USA Patentee before: Polycom, Inc. |
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CP03 | Change of name, title or address |
Address after: American Texas Patentee after: HEWLETT-PACKARD DEVELOPMENT Co.,L.P. Country or region after: U.S.A. Address before: American Texas Patentee before: Huihe Development Co.,Ltd. Country or region before: U.S.A. |
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CP03 | Change of name, title or address |