WO2002045426A1 - Terminal video, systeme de communication de terminal video, et systeme de visioconference - Google Patents
Terminal video, systeme de communication de terminal video, et systeme de visioconference Download PDFInfo
- Publication number
- WO2002045426A1 WO2002045426A1 PCT/JP2000/008519 JP0008519W WO0245426A1 WO 2002045426 A1 WO2002045426 A1 WO 2002045426A1 JP 0008519 W JP0008519 W JP 0008519W WO 0245426 A1 WO0245426 A1 WO 0245426A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- screen
- television terminal
- terminal device
- display mode
- sub
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H04N7/152—Multipoint control units therefor
-
- 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
-
- 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
- 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
Definitions
- the present invention relates to a video terminal device such as a video phone terminal and a video conference terminal, and more particularly, to a video terminal device capable of displaying a sub-screen in a main screen, a video terminal communication system using the same, and Related to videoconferencing systems. Background art
- a television terminal device capable of displaying, for example, a 1/9 size small screen in a main screen, and a moving picture surface is displayed on the small screen.
- the user himself / herself can select what is displayed on the main screen and what is displayed on the sub-screen.
- the user can select the sub screen to be displayed on the screen (specifically, the upper left, lower left, upper right, or lower right).
- the communication control unit has the function of displaying the image of each terminal in four divisions on each screen of each TV terminal device connecting the four points.
- the communication control unit has the function of displaying the image of each terminal in four divisions on each screen of each TV terminal device connecting the four points.
- a 19-size child screen is further displayed on a television terminal device displaying such a 4-split composite screen, not only does the screen configuration become complicated and the overall balance becomes poor, but also the 1Z9 In one split screen of a 4-split composite screen in which a child screen of the size is displayed, the split screen itself is very visible. It becomes a difficult screen.
- one of the four split screens and the sub-screen are the same screen, resulting in a wasteful screen configuration.
- the present invention has been made in order to solve such a problem.
- the purpose of the present invention is to select the type of image to be displayed on the main screen and the type of image to be displayed on the sub-screen, and DISCLOSURE OF THE INVENTION
- the present invention provides a television terminal device, a television terminal communication system, and a video conference system that automatically optimize the screen configuration by automatically changing the screen configuration of the child screen and the sub-screen.
- a television terminal device of the present invention is a television terminal device capable of displaying a sub-screen in a main screen, the type of image to be displayed on the main screen and the image to be displayed on the sub-screen. And a means for optimizing the screen configuration of the parent screen and the child screen according to the type of the screen.
- the television terminal device of the present invention is characterized in that, in the above configuration, when the sub-screen is a still image, the optimizing means displays the sub-screen in a large size. Further, in the television terminal device of the present invention, in the above configuration, the optimizing means displays the sub-screen at the size of one divided screen when the main screen is a divided composite screen, and the main screen is a full-screen screen. In some cases, the sub-screen is displayed small.
- a video conference system of the present invention is a video conference system including the video terminal device configured as described above and a communication control device for multipoint communication connecting the plurality of video terminal devices via a communication line.
- the communication control device determines the display position of the child screen according to the type of the plane image displayed on the main screen selected by each television terminal device.
- the television terminal communication system of the present invention is a television terminal communication system having a configuration in which the above-described television terminal devices are connected in a one-to-one correspondence via a communication line.
- a display mode designation command for designating a screen configuration of a parent screen and a child screen optimized by the optimization means Transmitting means for transmitting to the other television terminal device via the line, receiving means for receiving the display mode designation command transmitted from the other television terminal device via the communication line, and display received by the receiving means Switching means for switching the screen configuration in accordance with the mode designation command is provided.
- a video conference system of the present invention is a video conference system including the video terminal device having the above configuration and a communication control device for multipoint communication connecting the plurality of video terminal devices via a communication line. And transmitting means for transmitting, via a communication line, a display mode designation command for designating a screen configuration of a parent screen and a child screen optimized by the optimizing means to the communication control device.
- the device includes a relay unit that transmits a display mode designation command transmitted from each television terminal device to another television terminal device. And features that characterized the door.
- a television terminal device is a television terminal device capable of displaying a sub-screen in a main screen, wherein the main screen corresponds to the type of image displayed on the main screen and the type of image displayed on the sub-screen. And a means for optimizing the screen configuration of the sub-screens. ( 1) Selecting the type of the main screen and the type of the sub-screen simply optimizes the screen configuration between the main screen and the sub-screen. It can be displayed in a screen configuration.
- the television terminal device of the present invention is configured such that, when the sub-screen is a still image, the sub-screen is displayed in a large size, so that a still image such as character information is always displayed on the screen in a state that is easy to see. be able to.
- the television terminal device of the present invention displays the sub-screen at the size of one divided screen when the main screen is a divided composite screen, and displays the sub-screen smaller when the main screen is a full screen screen.
- the sub-screen can always be displayed in an optimal screen configuration according to the type of the main screen.
- the video conference system of the present invention provides a communication system for multipoint communication that connects a television terminal device to the plurality of television terminal devices via a communication line.
- the communication control device is configured to determine the display position of the child screen according to the type of image displayed on the parent screen selected by each television terminal device.
- the subscreen can always be displayed at the optimal position.
- each television terminal device in a configuration in which the television terminal devices are directly connected in a one-to-one correspondence via a communication line, each television terminal device has a parent screen optimized by the optimizing means.
- Transmitting means for transmitting a display mode designation command for designating the screen configuration of the other television terminal device via the communication line to the other television terminal device, and a display transmitted from the other television terminal device via the communication line The receiving device receives the mode designation command and the switching device switches the screen configuration according to the display mode designation command received by the receiving device. If you want to send to another user, the material can be displayed on the other terminal in an optimal screen configuration without the user of the other terminal performing any operation.
- the video conference system of the present invention comprises a TV terminal device and a communication control device for multipoint communication connecting these multiple TV terminal devices via a communication line.
- Transmitting means for transmitting a display mode designation command for specifying the screen configuration of the parent screen and the child screen optimized by the optimizing means to the communication control device via the communication line, and from the communication control device via the communication line.
- the communication control device includes a receiving unit that receives the transmitted display mode designation command, and a switching unit that switches a screen configuration according to the display mode designation command received by the reception unit.
- a relay device for transmitting the incoming display mode designation command to another TV terminal device is provided.
- FIG. 1 is an explanatory diagram showing the overall configuration of a video conference system using the TV terminal device of the present invention.
- FIG. 2 is a block diagram showing a more specific configuration of the video conference terminal.
- Fig. 4 is a flowchart for explaining the display mode switching processing operation at each video conference terminal in the video conference system.
- Fig. 4 is the display mode switching at each video conference terminal in the video conference system.
- 5 is a flowchart for explaining the operation.
- FIG. 1 is an explanatory diagram showing the overall configuration of a video conference system using the TV terminal device of the present invention. '
- This videoconferencing system is composed of a plurality of TV terminal devices (hereinafter referred to as “videoconference terminals _!”) La and lb * '* ln, and a plurality of these via a communication line 2a, 2b ⁇ 2n.
- MCU communication control unit
- n is a television 11 used as a video information display unit and audio information output unit, a TV camera 12 as a video information capture unit, and a microphone 13 as an audio information capture unit.
- a keyboard 14 as a character information input unit, and communication lines 2 a, 2 b,... 2 n corresponding to these components, and each component and each communication line 2 a , 2b ... 2n
- Signal control unit 1 such as a multiplexer that controls the input and output of signals to and from n
- Other examples of the video conference terminal 1 a, lb ⁇ ⁇ ⁇ In include a display unit, a speaker, a camera, a microphone and a keyboard, and a personal computer with a modem. There is a computer.
- each video conference terminal la, 1 b ⁇ ⁇ ⁇ In is configured so that images from four locations including its own terminal can be displayed simultaneously on the screen of the TV 11 (hereinafter referred to as the “TV screen”).
- TV screen the screen of the TV 11
- the keyboard 14 is provided with a selection key (not shown) for selecting the type of image to be displayed on the main screen and the type of image to be displayed on the sub-screen.
- a configuration is provided with switching means for automatically switching the screen configuration (display • size and display position) of the child screen with respect to the parent screen.
- This switching means is realized by the signal control unit 15 in the present embodiment, and in the case of a personal computer, it is realized by a system controller that controls the operation of the entire computer.
- the switching means executes a processing operation in accordance with a display mode switching processing program stored in an internal ROM (not shown).
- the display form of the main screen there are a full screen display (a display form in which the entire screen is composed of one screen) and a 4-split display.
- a full screen display a display form in which the entire screen is composed of one screen
- a 4-split display there are two types of parent faces: received video and still images, and three types of sub-screens: received video, transmitted video, and still images.
- FIG. 3 is a flowchart in the case where the parent screen is a 4-split composite screen
- FIG. 4 is a flowchart in the case where the parent screen is a full screen screen.
- the display mode of the main screen includes a full-screen display (a display mode in which the entire screen is composed of one screen) and a 4-split display.
- a full-screen display a display mode in which the entire screen is composed of one screen
- a 4-split display there are two types of parent screens: received video and still images, and three types of child screens: received video, transmitted video, and still images.
- the combination of the main screen and the sub-screen (the main screen / the sub-screen) is defined as (1) the received moving image, the transmitted moving image, and (2) the still image. / Received video, (3) Received video Still image, and 3 types can be selected.
- the display mode switching means performs this selection.
- the transmitted video which is a small screen, is displayed at the position of its own terminal in 1/4 size (from S3 to S4).
- the own terminal is not displayed (when the judgment in S3 is Yes)
- the transmission video which is a sub-screen, is displayed on the blank screen in a size of 1 to 4 (S6).
- the transmission moving image as a sub-screen is forcibly displayed at the lower right position on the screen in 1Z4 size (S7).
- the transmission video which is a small screen, is forcibly displayed at the lower right position on the screen in 1/4 size.
- the display mode switching means When the selection key is operated (S 1), a still image is selected as the main screen, and a received moving image is selected as the sub screen (S 2), the display mode switching means performs a selection based on this combination of selections.
- the received moving image which is a small screen, is forcibly displayed at the lower right position on the screen in 1/4 size (S8).
- the display mode switching means selects the selected screen. Based on the combination, a still image, which is a small screen, is displayed at the position of the own terminal in 1/4 size (from S9 to S10). At this time, when the own terminal is not displayed (when the determination in S9 is Yes), and when there is a blank screen in the four-division composite screen (when the determination in SI1 is Yes) In this case, a still image, which is a child screen, is displayed in a 1/4 size on the blank screen (S12).
- a still image, which is a screen is forcibly displayed at the lower right position of the screen in 1 Z4 size (S13). Also, even when the position information cannot be obtained, the still image, which is a small screen, is forcibly displayed at the lower position of the screen in 1/4 size.
- the display mode switching means selects the selected screen. Based on the combination, the transmission video as a sub-screen is displayed in a 1/9 size at the lower right position of the screen (S23).
- the display mode switching means selects the combination of these selections. Based on this, the received moving image, which is a small screen, is displayed in a 1/9 size at the lower right position of the screen (S24).
- the display mode switching means selects the combination of this selection. Based on this, a still image, which is a small screen, is displayed in a 1/4 size at the lower right position of the screen (S25).
- the selected size of the child screen is described as either 1/4 size or 1/9 size.
- the present invention is not limited to this size.
- the initial display position of the sub-screen is not limited to the lower right position of the screen.
- the number of divisions of the main screen is not limited to the four division planes.
- the child screen is displayed in a size larger than the conventional size (in the above operation description, it is displayed in 1 Z4 size) so that the child screen is easy to see.
- the most important feature of the present invention is to dynamically optimize the screen configuration so that the screen size is displayed in a small size so as not to disturb the main screen (displayed in 1-9 size in the above operation description). It is a sign.
- the above-described processing for switching the framing mode by the switching means is such that the initial display size and the display position when the selection key is operated become the same, and then the user operates the keyboard. Operate 1 4 etc. and select the display size
- Operate 1 4 etc. and select the display size The ability to arbitrarily change the display position is the same as in the conventional case.
- the above description of the operation is a selection operation only on the own terminal.
- the video conference terminal 1 a, lb ⁇ ⁇ In in the video conference system, the parent screen and the child screen selected by the own terminal are different from each other. It is convenient if the combination of can be automatically set to other terminals connected via the MCU 13. Therefore, in the present invention, the display mode designation command for designating the combination of the parent screen and the child screen selected by the own terminal is transmitted to each of the communication lines 2 ′ a, 2b. And is also transmitted to other terminals via. When another terminal receives the display mode designation command, the parent screen and the child screen designated by the display mode designation command are received in the same manner as when selected by the keyboard 14 of the own terminal.
- the parent screen and the child screen are selectively displayed according to the processing operation described above (the processing operation shown in FIG. 3 and FIG. 4).
- a relay means for relaying the display mode designation command to MCU 13.
- Such a configuration corresponds to claim 6.
- transmission / reception of the display mode designation command can be performed.
- the configuration at this time corresponds to claim 5.
- the television terminal device, the television terminal communication system, and the video conference system according to the present invention are suitable for use in a video conference.
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Studio Circuits (AREA)
Description
Claims
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15680099A JP3343531B2 (ja) | 1999-06-03 | 1999-06-03 | テレビ会議システム |
CNA008201331A CN1484918A (zh) | 2000-12-01 | 2000-12-01 | 视频终端,视频终端通信系统,以及电视会议系统 |
CA002430432A CA2430432A1 (en) | 2000-12-01 | 2000-12-01 | Video terminal, video terminal communication system, and video conferencing system |
KR1020037007123A KR100595029B1 (ko) | 2000-12-01 | 2000-12-01 | 텔레비전 단말장치 및 텔레비전 단말 통신 시스템 및텔레비전 회의 시스템 |
PCT/JP2000/008519 WO2002045426A1 (fr) | 1999-06-03 | 2000-12-01 | Terminal video, systeme de communication de terminal video, et systeme de visioconference |
AU1556801A AU1556801A (en) | 2000-12-01 | 2000-12-01 | Video terminal, video terminal communicating system, and videoconference system |
AU2001215568A AU2001215568B2 (en) | 2000-12-01 | 2000-12-01 | Video terminal, video terminal communicating system, and videoconference system |
EP00978054A EP1347645A4 (en) | 2000-12-01 | 2000-12-01 | VIDEO DEVICE, VIDEO DEVICE COMMUNICATION SYSTEM AND VIDEO CONFERENCE SYSTEM |
IL15621000A IL156210A0 (en) | 2000-12-01 | 2000-12-01 | Video terminal, video terminal communication system, and video conferencing system |
NZ526137A NZ526137A (en) | 2000-12-01 | 2000-12-01 | Video terminal, video terminal communication system, and video conferencing system |
US10/433,325 US7161632B2 (en) | 2000-12-01 | 2000-12-01 | Video terminal, video terminal communicating system, and videoconference system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15680099A JP3343531B2 (ja) | 1999-06-03 | 1999-06-03 | テレビ会議システム |
PCT/JP2000/008519 WO2002045426A1 (fr) | 1999-06-03 | 2000-12-01 | Terminal video, systeme de communication de terminal video, et systeme de visioconference |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002045426A1 true WO2002045426A1 (fr) | 2002-06-06 |
Family
ID=11736751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/008519 WO2002045426A1 (fr) | 1999-06-03 | 2000-12-01 | Terminal video, systeme de communication de terminal video, et systeme de visioconference |
Country Status (8)
Country | Link |
---|---|
US (1) | US7161632B2 (ja) |
EP (1) | EP1347645A4 (ja) |
KR (1) | KR100595029B1 (ja) |
CN (1) | CN1484918A (ja) |
AU (2) | AU2001215568B2 (ja) |
CA (1) | CA2430432A1 (ja) |
IL (1) | IL156210A0 (ja) |
WO (1) | WO2002045426A1 (ja) |
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US7139015B2 (en) * | 2004-01-20 | 2006-11-21 | Polycom, Inc. | Method and apparatus for mixing compressed video |
US7788583B1 (en) | 2004-03-04 | 2010-08-31 | Google Inc. | In-page full screen internet video method |
CN101223782A (zh) * | 2005-05-18 | 2008-07-16 | 日本电气株式会社 | 内容显示系统和内容显示方法 |
EP1889039B1 (de) * | 2005-05-31 | 2015-04-22 | W.O.M. World of Medicine AG | Verfahren und vorrichtung zur optischen charakterisierung von gewebe |
US8881065B2 (en) * | 2005-07-14 | 2014-11-04 | Red Hat, Inc. | Presentation mode/full-screen mode interrupting action prevention |
CN101251993B (zh) * | 2008-01-25 | 2010-07-14 | 北大方正集团有限公司 | 一种监控多屏幕的方法及装置 |
CN102054469A (zh) * | 2009-11-04 | 2011-05-11 | 联想(北京)有限公司 | 显示器及其显示方法 |
CN101820524A (zh) * | 2010-03-22 | 2010-09-01 | 中兴通讯股份有限公司 | 用于电视会议的视频播放方法 |
CN102082675B (zh) * | 2010-12-28 | 2013-11-06 | 华为技术有限公司 | 远程呈现会议业务处理方法及设备 |
US8537195B2 (en) * | 2011-02-09 | 2013-09-17 | Polycom, Inc. | Automatic video layouts for multi-stream multi-site telepresence conferencing system |
KR101957173B1 (ko) | 2012-09-24 | 2019-03-12 | 삼성전자 주식회사 | 터치 디바이스에서 멀티윈도우 제공 방법 및 장치 |
JP6756269B2 (ja) * | 2017-01-05 | 2020-09-16 | 株式会社リコー | 通信端末、画像通信システム、通信方法、及びプログラム |
JP7400195B2 (ja) * | 2019-03-11 | 2023-12-19 | 株式会社リコー | 画像通信システム、撮像装置、通信端末、モード切替方法、プログラム |
USD1007465S1 (en) * | 2020-04-23 | 2023-12-12 | Epos Group A/S | Speaker with camera |
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- 2000-12-01 CN CNA008201331A patent/CN1484918A/zh active Pending
- 2000-12-01 EP EP00978054A patent/EP1347645A4/en not_active Withdrawn
- 2000-12-01 IL IL15621000A patent/IL156210A0/xx unknown
- 2000-12-01 KR KR1020037007123A patent/KR100595029B1/ko not_active IP Right Cessation
- 2000-12-01 US US10/433,325 patent/US7161632B2/en not_active Expired - Fee Related
- 2000-12-01 WO PCT/JP2000/008519 patent/WO2002045426A1/ja active IP Right Grant
- 2000-12-01 AU AU2001215568A patent/AU2001215568B2/en not_active Ceased
- 2000-12-01 AU AU1556801A patent/AU1556801A/xx active Pending
- 2000-12-01 CA CA002430432A patent/CA2430432A1/en not_active Abandoned
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Also Published As
Publication number | Publication date |
---|---|
KR20040026644A (ko) | 2004-03-31 |
AU2001215568B2 (en) | 2006-10-19 |
AU1556801A (en) | 2002-06-11 |
CN1484918A (zh) | 2004-03-24 |
US20040051780A1 (en) | 2004-03-18 |
US7161632B2 (en) | 2007-01-09 |
KR100595029B1 (ko) | 2006-06-30 |
EP1347645A1 (en) | 2003-09-24 |
CA2430432A1 (en) | 2002-06-06 |
EP1347645A4 (en) | 2005-11-09 |
IL156210A0 (en) | 2003-12-23 |
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