RS49875B - System and technique for hands-free voice communication using microphone array - Google Patents

System and technique for hands-free voice communication using microphone array

Info

Publication number
RS49875B
RS49875B RSP-2006/0551A RSP20060551A RS49875B RS 49875 B RS49875 B RS 49875B RS P20060551 A RSP20060551 A RS P20060551A RS 49875 B RS49875 B RS 49875B
Authority
RS
Serbia
Prior art keywords
receiver
voice communication
hands
technique
free voice
Prior art date
Application number
RSP-2006/0551A
Other languages
Serbian (sr)
Inventor
dr. Zoran Šarić
dr. Slobodan Jovičić
dr. Vladimir Kovačević
dr. Nikola Teslić
dr. Dragan Kukolj
Original Assignee
Micronasnit,
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Micronasnit, filed Critical Micronasnit,
Priority to RSP-2006/0551A priority Critical patent/RS49875B/en
Publication of RS20060551A publication Critical patent/RS20060551A/en
Priority to PCT/RS2007/000017 priority patent/WO2008041878A2/en
Publication of RS49875B publication Critical patent/RS49875B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/8006—Multi-channel systems specially adapted for direction-finding, i.e. having a single aerial system capable of giving simultaneous indications of the directions of different signals
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • 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
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
    • G10L2021/02166—Microphone arrays; Beamforming
    • 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
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/45—Picture in picture, e.g. displaying simultaneously another television channel in a region of the screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computational Linguistics (AREA)
  • Quality & Reliability (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Telephone Function (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

Sistem za slobodnu govornu komunikaciju pomoću mikrofonskog niza koji sadrži digitalni TV prijemnik koji omogućava audio i video komunikaciju u punom dupleksu karakterisan time što digitalni TV prijemnik (100) ima stereo audio reprodukciju (102) za reprodukovanje stereo TV programa i mono dolaznog govornog signala u videotelefonskoj komunikaciji, koji ima ugrađenu pokretnu video kameru (l04) za snimanje govornika u prostoriji i koji na delu svog ekrana reprodukuje sliku sagovornika sa udaljenog kraja (105); koji sadrži mikrofonski sistem (103) ugrađen u TV prijernnik (100) čija je namena snimanje govora govornika na bliskom kraju kao i ostalih ambijentalnih zvukova i čija je namena lociranje govornika u prostoriji i upravljanje video kamerom (104).Microphone free voice communication system comprising a digital TV receiver for audio and video communication in full duplex, characterized in that the digital TV receiver (100) has stereo audio playback (102) for reproducing stereo TV programs and mono incoming voice signals in video telephony communication, having a built-in motion video camera (l04) for recording speakers in a room and reproducing, at a portion of its screen, an image of an interlocutor from the far end (105); comprising a microphone system (103) built into the TV receiver (100) for the purpose of recording the speaker's speech at the near end and other ambient sounds and for locating the speaker in the room and operating the video camera (104).

RSP-2006/0551A 2006-10-04 2006-10-04 System and technique for hands-free voice communication using microphone array RS49875B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
RSP-2006/0551A RS49875B (en) 2006-10-04 2006-10-04 System and technique for hands-free voice communication using microphone array
PCT/RS2007/000017 WO2008041878A2 (en) 2006-10-04 2007-09-19 System and procedure of hands free speech communication using a microphone array

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RSP-2006/0551A RS49875B (en) 2006-10-04 2006-10-04 System and technique for hands-free voice communication using microphone array

Publications (2)

Publication Number Publication Date
RS20060551A RS20060551A (en) 2007-06-04
RS49875B true RS49875B (en) 2008-08-07

Family

ID=39268910

Family Applications (1)

Application Number Title Priority Date Filing Date
RSP-2006/0551A RS49875B (en) 2006-10-04 2006-10-04 System and technique for hands-free voice communication using microphone array

Country Status (2)

Country Link
RS (1) RS49875B (en)
WO (1) WO2008041878A2 (en)

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GB2495472B (en) 2011-09-30 2019-07-03 Skype Processing audio signals
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GB2495128B (en) 2011-09-30 2018-04-04 Skype Processing signals
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GB2495130B (en) 2011-09-30 2018-10-24 Skype Processing audio signals
CN102968999B (en) * 2011-11-18 2015-04-22 斯凯普公司 Audio signal processing
GB2496660B (en) 2011-11-18 2014-06-04 Skype Processing audio signals
GB201120392D0 (en) 2011-11-25 2012-01-11 Skype Ltd Processing signals
GB2497343B (en) 2011-12-08 2014-11-26 Skype Processing audio signals
TWI466108B (en) * 2012-07-31 2014-12-21 Acer Inc Audio processing method and audio processing device
EP2747451A1 (en) * 2012-12-21 2014-06-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Filter and method for informed spatial filtering using multiple instantaneous direction-of-arrivial estimates
CN107113527A (en) * 2014-09-30 2017-08-29 苹果公司 The method for determining loudspeaker position change
KR20170035504A (en) 2015-09-23 2017-03-31 삼성전자주식회사 Electronic device and method of audio processing thereof
CN110099328B (en) * 2018-01-31 2024-03-29 北京塞宾科技有限公司 Intelligent sound box
CN109151370B (en) * 2018-09-21 2020-10-23 上海赛连信息科技有限公司 Intelligent video system and intelligent control terminal
CN109147813A (en) * 2018-09-21 2019-01-04 神思电子技术股份有限公司 A kind of service robot noise-reduction method based on audio-visual location technology
CN110366017A (en) * 2019-06-06 2019-10-22 深圳康佳电子科技有限公司 A kind of smart television voice cam device and intelligent TV set
CN110223690A (en) * 2019-06-10 2019-09-10 深圳永顺智信息科技有限公司 The man-machine interaction method and device merged based on image with voice
CN110956969B (en) * 2019-11-28 2022-06-10 北京达佳互联信息技术有限公司 Live broadcast audio processing method and device, electronic equipment and storage medium
CN111161751A (en) * 2019-12-25 2020-05-15 声耕智能科技(西安)研究院有限公司 Distributed microphone pickup system and method under complex scene
CN113470682B (en) * 2021-06-16 2023-11-24 中科上声（苏州）电子有限公司 Method, device and storage medium for estimating speaker azimuth by microphone array
CN118072744A (en) * 2024-04-18 2024-05-24 深圳市万屏时代科技有限公司 Voiceprint-based language identification method and device

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Also Published As

Publication number Publication date
RS20060551A (en) 2007-06-04
WO2008041878A3 (en) 2009-02-19
WO2008041878A2 (en) 2008-04-10

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