WO2012124929A3 - 다자간 화상 회의 시스템 및 방법 - Google Patents

다자간 화상 회의 시스템 및 방법 Download PDF

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Publication number
WO2012124929A3
WO2012124929A3 PCT/KR2012/001687 KR2012001687W WO2012124929A3 WO 2012124929 A3 WO2012124929 A3 WO 2012124929A3 KR 2012001687 W KR2012001687 W KR 2012001687W WO 2012124929 A3 WO2012124929 A3 WO 2012124929A3
Authority
WO
WIPO (PCT)
Prior art keywords
video conference
multipoint video
screen
multipoint
projector
Prior art date
Application number
PCT/KR2012/001687
Other languages
English (en)
French (fr)
Other versions
WO2012124929A2 (ko
Inventor
이호석
Original Assignee
(주)피디케이리미티드
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
Priority claimed from KR1020110023616A external-priority patent/KR101099369B1/ko
Priority claimed from KR1020120005107A external-priority patent/KR101219457B1/ko
Application filed by (주)피디케이리미티드 filed Critical (주)피디케이리미티드
Publication of WO2012124929A2 publication Critical patent/WO2012124929A2/ko
Publication of WO2012124929A3 publication Critical patent/WO2012124929A3/ko

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/48—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus
    • G03B17/54—Details of cameras or camera bodies; Accessories therefor adapted for combination with other photographic or optical apparatus with projector
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
    • G03B37/04—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe with cameras or projectors providing touching or overlapping fields of view
    • 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
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3147—Multi-projection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

본 발명은 다자간 화상 회의 시스템에 관한 것으로, 보다 상세하게는 다자간 화상 회의 시스템에서 서로 다른 다수의 지역의 대화자들 화상회의 데이터들을 멀티플렉싱하여 지역의 구분없이 다자간 화상 회의를 수행하고, 프로젝터에서 스크린에 조사되는 영상이 빛에 영향을 받지 않도록 프로젝터를 스크린 전방의 화상 회의 공간과 차단된 스크린의 후방에 배치하여 스크린의 후면에 영상을 조사하는 다자간 화상 회의 시스템 및 방법에 관한 것이다.
PCT/KR2012/001687 2011-03-17 2012-03-08 다자간 화상 회의 시스템 및 방법 WO2012124929A2 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020110023616A KR101099369B1 (ko) 2011-03-17 2011-03-17 다자간 화상 회의 시스템 및 방법
KR10-2011-0023616 2011-03-17
KR10-2012-0005107 2012-01-17
KR1020120005107A KR101219457B1 (ko) 2012-01-17 2012-01-17 화상 회의 단말장치 및 그 장치에서의 화상 표시 방법

Publications (2)

Publication Number Publication Date
WO2012124929A2 WO2012124929A2 (ko) 2012-09-20
WO2012124929A3 true WO2012124929A3 (ko) 2012-12-27

Family

ID=46816738

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/001687 WO2012124929A2 (ko) 2011-03-17 2012-03-08 다자간 화상 회의 시스템 및 방법

Country Status (2)

Country Link
CN (1) CN102685443B (ko)
WO (1) WO2012124929A2 (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2915006A4 (en) * 2012-10-31 2016-06-08 Milestone Av Technologies Llc INTEGRATED PROJECTION SCREEN
CN111372032B (zh) * 2020-03-25 2021-04-23 苏州科达科技股份有限公司 视频合成测试方法、装置、设备及可读存储介质

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05292498A (ja) * 1992-04-16 1993-11-05 Hitachi Ltd 画像合成方式およびそれを用いた多地点間テレビ会議装置
KR19990061602A (ko) * 1997-12-31 1999-07-26 전주범 화상회의 시스템의 영상 구성 제어 방법
KR19990070821A (ko) * 1998-02-25 1999-09-15 최명환 화상회의 시스템에서 참가자 4명까지의 비디오를 단일 비디오 스트림으로 변환하는 서버

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101472134B (zh) * 2007-12-29 2012-04-04 华为终端有限公司 视频会议与会人员联系系统、方法、终端、多点控制单元

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05292498A (ja) * 1992-04-16 1993-11-05 Hitachi Ltd 画像合成方式およびそれを用いた多地点間テレビ会議装置
KR19990061602A (ko) * 1997-12-31 1999-07-26 전주범 화상회의 시스템의 영상 구성 제어 방법
KR19990070821A (ko) * 1998-02-25 1999-09-15 최명환 화상회의 시스템에서 참가자 4명까지의 비디오를 단일 비디오 스트림으로 변환하는 서버

Also Published As

Publication number Publication date
CN102685443A (zh) 2012-09-19
CN102685443B (zh) 2015-05-06
WO2012124929A2 (ko) 2012-09-20

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