JP4699574B2 - テレビ会議システム - Google Patents
テレビ会議システム Download PDFInfo
- Publication number
- JP4699574B2 JP4699574B2 JP54123898A JP54123898A JP4699574B2 JP 4699574 B2 JP4699574 B2 JP 4699574B2 JP 54123898 A JP54123898 A JP 54123898A JP 54123898 A JP54123898 A JP 54123898A JP 4699574 B2 JP4699574 B2 JP 4699574B2
- Authority
- JP
- Japan
- Prior art keywords
- video conference
- site
- camera
- video
- image
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 238000012545 processing Methods 0.000 claims description 21
- 230000003044 adaptive effect Effects 0.000 claims description 17
- 230000005236 sound signal Effects 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- RPOCQUTXCSLYFJ-UHFFFAOYSA-N n-(4-ethylphenyl)-2-(2-methyl-3,5-dioxothiomorpholin-4-yl)acetamide Chemical compound C1=CC(CC)=CC=C1NC(=O)CN1C(=O)C(C)SCC1=O RPOCQUTXCSLYFJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000012546 transfer Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 16
- 238000000034 method Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 101000969688 Homo sapiens Macrophage-expressed gene 1 protein Proteins 0.000 description 2
- 102100021285 Macrophage-expressed gene 1 protein Human genes 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 208000032041 Hearing impaired Diseases 0.000 description 1
- 125000002066 L-histidyl group Chemical group [H]N1C([H])=NC(C([H])([H])[C@](C(=O)[*])([H])N([H])[H])=C1[H] 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000008521 reorganization Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
Images
Classifications
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Telephonic Communication Services (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Circuit For Audible Band Transducer (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR97/03785 | 1997-03-27 | ||
| FR9703785A FR2761562B1 (fr) | 1997-03-27 | 1997-03-27 | Systeme de visioconference |
| PCT/FR1998/000625 WO1998044734A1 (fr) | 1997-03-27 | 1998-03-26 | Systeme de visioconference |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008262268A Division JP4885928B2 (ja) | 1997-03-27 | 2008-10-08 | テレビ会議システム |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2001517395A JP2001517395A (ja) | 2001-10-02 |
| JP2001517395A5 JP2001517395A5 (https=) | 2009-01-08 |
| JP4699574B2 true JP4699574B2 (ja) | 2011-06-15 |
Family
ID=9505254
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP54123898A Expired - Fee Related JP4699574B2 (ja) | 1997-03-27 | 1998-03-26 | テレビ会議システム |
| JP2008262268A Expired - Fee Related JP4885928B2 (ja) | 1997-03-27 | 2008-10-08 | テレビ会議システム |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008262268A Expired - Fee Related JP4885928B2 (ja) | 1997-03-27 | 2008-10-08 | テレビ会議システム |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US6624841B1 (https=) |
| EP (1) | EP0970584B1 (https=) |
| JP (2) | JP4699574B2 (https=) |
| CN (1) | CN1147143C (https=) |
| CA (1) | CA2284884C (https=) |
| DE (1) | DE69803168T2 (https=) |
| DK (1) | DK0970584T3 (https=) |
| ES (1) | ES2171016T3 (https=) |
| FR (1) | FR2761562B1 (https=) |
| WO (1) | WO1998044734A1 (https=) |
Families Citing this family (86)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7224962B1 (en) | 1997-10-03 | 2007-05-29 | Karen Jeanne Kite | Remote operational screener |
| FR2811501B1 (fr) * | 2000-07-04 | 2003-06-13 | France Telecom | Terminal et systeme de communication |
| US6577333B2 (en) * | 2000-12-12 | 2003-06-10 | Intel Corporation | Automatic multi-camera video composition |
| US6989801B2 (en) * | 2001-03-22 | 2006-01-24 | Koninklijke Philips Electronics N.V. | Two-way presentation display system |
| US20020194606A1 (en) * | 2001-06-14 | 2002-12-19 | Michael Tucker | System and method of communication between videoconferencing systems and computer systems |
| US20030048353A1 (en) * | 2001-08-07 | 2003-03-13 | Michael Kenoyer | System and method for high resolution videoconferencing |
| FR2832282B1 (fr) * | 2001-11-12 | 2004-07-30 | France Telecom | Systeme audiovisuel modulaire avec modules concatenables pour mettre en presence une scene locale et une scene distante |
| JP2005513869A (ja) * | 2001-12-15 | 2005-05-12 | トムソン ライセンシング ソシエテ アノニム | テレビ会議帯域選定メカニズム |
| US7352809B2 (en) * | 2003-02-21 | 2008-04-01 | Polycom, Inc. | System and method for optimal transmission of a multitude of video pictures to one or more destinations |
| US8659636B2 (en) * | 2003-10-08 | 2014-02-25 | Cisco Technology, Inc. | System and method for performing distributed video conferencing |
| CN100484230C (zh) * | 2004-01-16 | 2009-04-29 | 华为技术有限公司 | 控制会议电视系统中会场的方法 |
| NO320115B1 (no) * | 2004-02-13 | 2005-10-24 | Tandberg Telecom As | Anordning og fremgangsmate for a generere CP-bilder. |
| JP2005285091A (ja) * | 2004-03-04 | 2005-10-13 | Sony Corp | 画像表示装置、情報端末装置、ネットワークシステム及びネットワーク設定方法 |
| US20050228673A1 (en) * | 2004-03-30 | 2005-10-13 | Nefian Ara V | Techniques for separating and evaluating audio and video source data |
| US20060075449A1 (en) * | 2004-09-24 | 2006-04-06 | Cisco Technology, Inc. | Distributed architecture for digital program insertion in video streams delivered over packet networks |
| US7870590B2 (en) * | 2004-10-20 | 2011-01-11 | Cisco Technology, Inc. | System and method for fast start-up of live multicast streams transmitted over a packet network |
| JP2006238330A (ja) * | 2005-02-28 | 2006-09-07 | Sony Corp | 通信システムおよび通信サービス移行方法 |
| US8457614B2 (en) | 2005-04-07 | 2013-06-04 | Clearone Communications, Inc. | Wireless multi-unit conference phone |
| US7864209B2 (en) * | 2005-04-28 | 2011-01-04 | Apple Inc. | Audio processing in a multi-participant conference |
| US7692682B2 (en) | 2005-04-28 | 2010-04-06 | Apple Inc. | Video encoding in a video conference |
| US7899170B2 (en) * | 2005-04-28 | 2011-03-01 | Apple Inc. | Multi-participant conference setup |
| US7817180B2 (en) * | 2005-04-28 | 2010-10-19 | Apple Inc. | Video processing in a multi-participant video conference |
| US8861701B2 (en) * | 2005-04-28 | 2014-10-14 | Apple Inc. | Multi-participant conference adjustments |
| US7949117B2 (en) * | 2005-04-28 | 2011-05-24 | Apple Inc. | Heterogeneous video conferencing |
| US7612793B2 (en) | 2005-09-07 | 2009-11-03 | Polycom, Inc. | Spatially correlated audio in multipoint videoconferencing |
| US7680047B2 (en) * | 2005-11-22 | 2010-03-16 | Cisco Technology, Inc. | Maximum transmission unit tuning mechanism for a real-time transport protocol stream |
| WO2007095994A1 (en) * | 2006-02-23 | 2007-08-30 | Robert Bosch Gmbh | Audio module for a video surveillance system, video surveillance system and method for keeping a plurality of locations under surveillance |
| US7965771B2 (en) | 2006-02-27 | 2011-06-21 | Cisco Technology, Inc. | Method and apparatus for immediate display of multicast IPTV over a bandwidth constrained network |
| US8760485B2 (en) * | 2006-03-02 | 2014-06-24 | Cisco Technology, Inc. | System and method for displaying participants in a videoconference between locations |
| US8218654B2 (en) | 2006-03-08 | 2012-07-10 | Cisco Technology, Inc. | Method for reducing channel change startup delays for multicast digital video streams |
| US20070263824A1 (en) * | 2006-04-18 | 2007-11-15 | Cisco Technology, Inc. | Network resource optimization in a video conference |
| US7692680B2 (en) | 2006-04-20 | 2010-04-06 | Cisco Technology, Inc. | System and method for providing location specific sound in a telepresence system |
| US8326927B2 (en) * | 2006-05-23 | 2012-12-04 | Cisco Technology, Inc. | Method and apparatus for inviting non-rich media endpoints to join a conference sidebar session |
| US20070279483A1 (en) * | 2006-05-31 | 2007-12-06 | Beers Ted W | Blended Space For Aligning Video Streams |
| CN100442837C (zh) * | 2006-07-25 | 2008-12-10 | 华为技术有限公司 | 一种具有声音位置信息的视频通讯系统及其获取方法 |
| US8358763B2 (en) * | 2006-08-21 | 2013-01-22 | Cisco Technology, Inc. | Camping on a conference or telephony port |
| US8031701B2 (en) | 2006-09-11 | 2011-10-04 | Cisco Technology, Inc. | Retransmission-based stream repair and stream join |
| FR2908584A1 (fr) * | 2006-11-10 | 2008-05-16 | France Telecom | Systeme d'interaction collaborative autour d'objets partages, par integration d'images |
| FR2908583B1 (fr) * | 2006-11-10 | 2009-04-24 | France Telecom | Systeme d'interaction collaborative autour d'objets partages, par fusion d'images |
| US7693190B2 (en) * | 2006-11-22 | 2010-04-06 | Cisco Technology, Inc. | Lip synchronization for audio/video transmissions over a network |
| US8085290B2 (en) | 2006-12-06 | 2011-12-27 | Cisco Technology, Inc. | System and method for displaying a videoconference |
| US8121277B2 (en) * | 2006-12-12 | 2012-02-21 | Cisco Technology, Inc. | Catch-up playback in a conferencing system |
| FR2910770A1 (fr) * | 2006-12-22 | 2008-06-27 | France Telecom | Dispositif pour permettre une communication par visioconference et procede de communication associe. |
| US8769591B2 (en) | 2007-02-12 | 2014-07-01 | Cisco Technology, Inc. | Fast channel change on a bandwidth constrained network |
| NO20071401L (no) * | 2007-03-16 | 2008-09-17 | Tandberg Telecom As | System og arrangement for naturtro videokommunikasjon |
| US20080253369A1 (en) | 2007-04-16 | 2008-10-16 | Cisco Technology, Inc. | Monitoring and correcting upstream packet loss |
| US8477177B2 (en) * | 2007-08-10 | 2013-07-02 | Hewlett-Packard Development Company, L.P. | Video conference system and method |
| US8289362B2 (en) * | 2007-09-26 | 2012-10-16 | Cisco Technology, Inc. | Audio directionality control for a multi-display switched video conferencing system |
| CN101132516B (zh) | 2007-09-28 | 2010-07-28 | 华为终端有限公司 | 一种视频通讯的方法、系统及用于视频通讯的装置 |
| JP2009118316A (ja) * | 2007-11-08 | 2009-05-28 | Yamaha Corp | 音声通信装置 |
| US20090164575A1 (en) * | 2007-11-26 | 2009-06-25 | Haivision Systems Inc. | Method and system for the establishment of complex network telepresence conference |
| KR100947027B1 (ko) * | 2007-12-28 | 2010-03-11 | 한국과학기술원 | 가상음장을 이용한 다자간 동시 통화 방법 및 그 기록매체 |
| US8787153B2 (en) | 2008-02-10 | 2014-07-22 | Cisco Technology, Inc. | Forward error correction based data recovery with path diversity |
| US20110012988A1 (en) * | 2008-03-17 | 2011-01-20 | Gorzynski Mark E | Telepresence System |
| CN102204245A (zh) * | 2008-11-04 | 2011-09-28 | 惠普开发有限公司 | 相对于摄像机位置控制视频窗口位置 |
| CN101534413B (zh) | 2009-04-14 | 2012-07-04 | 华为终端有限公司 | 一种远程呈现的系统、装置和方法 |
| US8860775B2 (en) | 2009-04-14 | 2014-10-14 | Huawei Device Co., Ltd. | Remote presenting system, device, and method |
| US8301697B2 (en) * | 2009-06-16 | 2012-10-30 | Microsoft Corporation | Adaptive streaming of conference media and data |
| EP2352290B1 (en) * | 2009-12-04 | 2012-11-21 | Swisscom AG | Method and apparatus for matching audio and video signals during a videoconference |
| US8433755B2 (en) | 2010-04-07 | 2013-04-30 | Apple Inc. | Dynamic designation of a central distributor in a multi-participant conference |
| US8854416B2 (en) * | 2010-04-27 | 2014-10-07 | Lifesize Communications, Inc. | Recording a videoconference using a recording server |
| CN104038725B (zh) * | 2010-09-09 | 2017-12-29 | 华为终端有限公司 | 多屏视频会议中对与会者图像显示进行调整的方法及装置 |
| US8711736B2 (en) | 2010-09-16 | 2014-04-29 | Apple Inc. | Audio processing in a multi-participant conference |
| GB2484944A (en) * | 2010-10-27 | 2012-05-02 | David Roger Sherriff | Mimic video conference meeting place |
| US9015555B2 (en) | 2011-11-18 | 2015-04-21 | Cisco Technology, Inc. | System and method for multicast error recovery using sampled feedback |
| US9232183B2 (en) * | 2013-04-19 | 2016-01-05 | At&T Intellectual Property I, Lp | System and method for providing separate communication zones in a large format videoconference |
| WO2015178949A1 (en) * | 2014-05-19 | 2015-11-26 | Tiskerling Dynamics Llc | Using the location of a near-end user in a video stream to adjust audio settings of a far-end system |
| KR101685466B1 (ko) * | 2014-08-28 | 2016-12-12 | 삼성에스디에스 주식회사 | 다자간 영상 회의 서비스의 참여자 확장 방법 |
| 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 |
| JP6507049B2 (ja) * | 2015-06-30 | 2019-04-24 | Necネッツエスアイ株式会社 | 映像システム |
| JP6284505B2 (ja) | 2015-06-30 | 2018-02-28 | Necネッツエスアイ株式会社 | コミュニケーションシステム及びコミュニケーション方法 |
| CN107333117B (zh) * | 2016-04-29 | 2022-10-28 | 中兴通讯股份有限公司 | 投影设备、会议系统及投影设备控制方法 |
| US10587978B2 (en) | 2016-06-03 | 2020-03-10 | Nureva, Inc. | Method, apparatus and computer-readable media for virtual positioning of a remote participant in a sound space |
| US10394358B2 (en) | 2016-06-06 | 2019-08-27 | Nureva, Inc. | Method, apparatus and computer-readable media for touch and speech interface |
| EP3465414B1 (en) | 2016-06-06 | 2023-08-16 | Nureva Inc. | Method, apparatus and computer-readable media for touch and speech interface with audio location |
| CN107333094A (zh) * | 2017-08-07 | 2017-11-07 | 西安万像电子科技有限公司 | 会议系统及显示处理方法、装置 |
| ES2974219T3 (es) | 2018-11-13 | 2024-06-26 | Dolby Laboratories Licensing Corp | Procesamiento de audio en servicios de audio inversivos |
| ES2985934T3 (es) | 2018-11-13 | 2024-11-07 | Dolby Laboratories Licensing Corp | Representar audio espacial por medio de una señal de audio y metadatos asociados |
| CN109547734A (zh) * | 2019-01-02 | 2019-03-29 | 姚树财 | 一种融入式vr视频会议远程呈现装置及系统 |
| DE102020003522B4 (de) * | 2020-06-12 | 2022-04-14 | Jochen Ohligs | Vorrichtung zur Darstellung von Bildern sowie Verwendung einer solchen Vorrichtung |
| EP3926442A1 (de) | 2020-06-19 | 2021-12-22 | Brainbox GmbH | Videokonferenzverfahren und videokonferenzsystem |
| US11792353B2 (en) | 2020-12-07 | 2023-10-17 | Avaya Management L.P. | Systems and methods for displaying users participating in a communication session |
| KR102326212B1 (ko) * | 2021-05-25 | 2021-11-12 | 김우영 | 비대면 온오프라인 화상회의 시스템 |
| US11758089B2 (en) * | 2021-08-13 | 2023-09-12 | Vtech Telecommunications Limited | Video communications apparatus and method |
| DE102023111791A1 (de) | 2023-05-05 | 2024-11-07 | Casablanca.Ai Gmbh | Videokonferenzverfahren und Videokonferenzsystem |
| EP4637132A1 (de) | 2024-04-18 | 2025-10-22 | Casablanca.Ai Gmbh | Videokonferenzverfahren und videokonferenzsystem |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1438293A (en) * | 1972-09-28 | 1976-06-03 | Post Office | Television system for transmitting two or more pictures along a common communication channel |
| FR2484747A1 (fr) * | 1980-06-11 | 1981-12-18 | Faye Andre | Procede et dispositif pour etablir des communications bidirectionnelles et/ou multidirectionnelles entre differentes personnes regroupees en differentes stations geographiquement eloignees et reliees entre elles par des lignes telephoniques |
| US5206721A (en) * | 1990-03-08 | 1993-04-27 | Fujitsu Limited | Television conference system |
| FR2674090A1 (fr) * | 1991-03-15 | 1992-09-18 | Video Scoper France | Procede pour generer simultanement un ensemble d'images video sur un support de visualisation, et systemes pour sa mise en óoeuvre. |
| US5280540A (en) * | 1991-10-09 | 1994-01-18 | Bell Communications Research, Inc. | Video teleconferencing system employing aspect ratio transformation |
| US5335011A (en) * | 1993-01-12 | 1994-08-02 | Bell Communications Research, Inc. | Sound localization system for teleconferencing using self-steering microphone arrays |
| JP3305037B2 (ja) * | 1993-04-07 | 2002-07-22 | 富士通株式会社 | 多地点制御装置、テレビ会議端末装置及び多地点テレビ会議システム |
| US5818616A (en) * | 1993-08-23 | 1998-10-06 | Canon Kabushiki Kaisha | Optical communication apparatus and conference system |
| US5548346A (en) * | 1993-11-05 | 1996-08-20 | Hitachi, Ltd. | Apparatus for integrally controlling audio and video signals in real time and multi-site communication control method |
| JPH07135646A (ja) * | 1993-11-11 | 1995-05-23 | Nec Eng Ltd | テレビ会議システム |
| US5533021A (en) * | 1995-02-03 | 1996-07-02 | International Business Machines Corporation | Apparatus and method for segmentation and time synchronization of the transmission of multimedia data |
| US5793415A (en) * | 1995-05-15 | 1998-08-11 | Imagetel International Inc. | Videoconferencing and multimedia system |
| EP0765084A3 (en) * | 1995-09-21 | 1997-10-15 | At & T Corp | Automatic video tracking system |
-
1997
- 1997-03-27 FR FR9703785A patent/FR2761562B1/fr not_active Expired - Fee Related
-
1998
- 1998-03-26 EP EP98917253A patent/EP0970584B1/fr not_active Expired - Lifetime
- 1998-03-26 US US09/402,022 patent/US6624841B1/en not_active Expired - Lifetime
- 1998-03-26 DE DE69803168T patent/DE69803168T2/de not_active Expired - Lifetime
- 1998-03-26 ES ES98917253T patent/ES2171016T3/es not_active Expired - Lifetime
- 1998-03-26 JP JP54123898A patent/JP4699574B2/ja not_active Expired - Fee Related
- 1998-03-26 CA CA002284884A patent/CA2284884C/fr not_active Expired - Fee Related
- 1998-03-26 DK DK98917253T patent/DK0970584T3/da active
- 1998-03-26 WO PCT/FR1998/000625 patent/WO1998044734A1/fr not_active Ceased
- 1998-03-26 CN CNB988054620A patent/CN1147143C/zh not_active Expired - Fee Related
-
2008
- 2008-10-08 JP JP2008262268A patent/JP4885928B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ES2171016T3 (es) | 2002-08-16 |
| DE69803168D1 (de) | 2002-02-21 |
| DK0970584T3 (da) | 2002-04-22 |
| CN1147143C (zh) | 2004-04-21 |
| EP0970584B1 (fr) | 2002-01-02 |
| FR2761562B1 (fr) | 2004-08-27 |
| CA2284884C (fr) | 2006-06-13 |
| FR2761562A1 (fr) | 1998-10-02 |
| EP0970584A1 (fr) | 2000-01-12 |
| JP4885928B2 (ja) | 2012-02-29 |
| CN1257631A (zh) | 2000-06-21 |
| US6624841B1 (en) | 2003-09-23 |
| WO1998044734A1 (fr) | 1998-10-08 |
| CA2284884A1 (fr) | 1998-10-08 |
| DE69803168T2 (de) | 2002-08-22 |
| JP2001517395A (ja) | 2001-10-02 |
| JP2009081861A (ja) | 2009-04-16 |
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