CN101106469A - Control system and method for multi-party demonstration manuscript conference - Google Patents

Control system and method for multi-party demonstration manuscript conference Download PDF

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Publication number
CN101106469A
CN101106469A CNA200610101814XA CN200610101814A CN101106469A CN 101106469 A CN101106469 A CN 101106469A CN A200610101814X A CNA200610101814X A CN A200610101814XA CN 200610101814 A CN200610101814 A CN 200610101814A CN 101106469 A CN101106469 A CN 101106469A
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computer
powerpoint
gateway
picture
authority
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CNA200610101814XA
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Chinese (zh)
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CN100466531C (en
Inventor
张国隆
郑博文
陈祥立
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BAKE GmbH
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Awind Inc
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    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/46—TPC being performed in particular situations in multi hop networks, e.g. wireless relay networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
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    • H04W52/38—TPC being performed in particular situations
    • H04W52/48—TPC being performed in particular situations during retransmission after error or non-acknowledgment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0891—Space-time diversity
    • H04B7/0894—Space-time diversity using different delays between antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H04B7/15507—Relay station based processing for cell extension or control of coverage area
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1835—Buffer management
    • H04L1/1845—Combining techniques, e.g. code combining
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L2001/0092—Error control systems characterised by the topology of the transmission link
    • H04L2001/0096—Channel splitting in point-to-point links
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H04L2209/127—Trusted platform modules [TPM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
    • H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
    • H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
    • H04L69/324—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the data link layer [OSI layer 2], e.g. HDLC
    • H—ELECTRICITY
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    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
    • H04W52/225—Calculation of statistics, e.g. average, variance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals

Abstract

A control system and the control method for the public presentation meeting are provided. The control system comprises a plurality of computers, a gateway, a projector, and presentation images are stored in the computers. The control method includes: the first computer is connected with the network by the gateway; a internet users list is downloaded through the gateway; and then the presentation consult signal is sent to the second computer in the users list; if the second computer permits the presentation consult, the first computer obtains the authorization to access the presentation images in the second computer, and transmits the presentation images to the projector through the gateway. The invention makes the the meeting more fluent and efficient.

Description

The control system of multi-party demonstration manuscript conference and method
Technical field
The present invention relates to a kind of control system and method for utilizing computer to carry out demonstration manuscript conference, particularly in a kind of control system and method for carrying out multi-party demonstration manuscript conference.
Background technology
The purpose of meeting is the communication of suggestion and the expression of information, and can be more smooth for the carrying out that makes meeting, and the management of conferencing data (or PowerPoint picture) is more convenient, and computer and projector have been main outfit indispensable in the meeting.
The mode of carrying out of meeting roughly can be divided into folk prescription PowerPoint mode and multi-party demonstration manuscript mode, when folk prescription PowerPoint mode is carried out meeting, usually have only a speaker and its PowerPoint picture is told about to the participant with one way system, therefore only need a computer and a projector in the meeting-place, and the speaker must be stored in the PowerPoint picture in this computer earlier, seeing through projector again comes out the PowerPoint picture presentation, when if the participant has any comment, can only see through the oral account mode expresses, and can't express its suggestion and information through computer and projector, make this kind meeting lose the chance of two-way communication.
Two-way communication is then emphasized in the meeting of multi-party demonstration manuscript mode, usually there is its theme to need the participant to discuss jointly, and through discussing to seek solution in many ways, this kind meeting is common in scientific seminar, trans-departmental discussion and meeting teaching etc., the participant each has usually and prepare to want the PowerPoint picture discussed in meeting, and these PowerPoint pictures are stored in participant's oneself the computer more.If when each participant need tell about its PowerPoint picture in turn, then must take turns its computer is connected to projector, its PowerPoint picture presentation can be come out.
See also shown in Figure 1, still there is a kind of gateway 2 that the wireless network linkage function can be provided at present, with this gateway 2 with after projector 4 is connected, the participant of multi-party demonstration manuscript conference logins the network that gateway 2 provides as long as see through its computer 1, just own PowerPoint picture can be seen through gateway 2 and projector 4 with the PowerPoint image projection to cloth curtain 8.
Yet, no matter the participant is to see through computer directly to link projector, or the wireless network that sees through gateway is linked projector, will be appreciated that, when carrying out multi-party demonstration manuscript conference, the PowerPoint personnel must constantly carry out the Plug Action of connecting line, or wireless network login, nullify action, make meeting have some setbacks very much even can influence the efficient of meeting.
Summary of the invention
Main purpose of the present invention is to provide a kind of control system of multi-party demonstration manuscript conference, and this system can make the carrying out of meeting more smooth and easy more efficient.
Another object of the present invention is to provide a kind of control method of multi-party demonstration manuscript conference, this method can make the carrying out of meeting more smooth and easy more efficient.
In order to achieve the above object, the control system of multi-party demonstration manuscript conference provided by the present invention comprises: a plurality of computers, a gateway, a meeting control module and a projector.Aforementioned calculation machine inside is storing a PowerPoint picture separately, and can form network with this gateway and be connected the line data transmission of going forward side by side, this meeting control module may command one computer authorizing, make other computer carry out access, and the PowerPoint picture is sent in projector or a plurality of computer through this gateway the PowerPoint picture of this computer.
The control method of multi-party demonstration manuscript conference provided by the present invention, its step: comprise that at first utilizing first computer and this gateway to carry out network is connected, user's list on the gateway download network again, again second computer in user's list is sent PowerPoint and seek the opinion of signal, if this second computer is agreed PowerPoint and is seeked the opinion of, this first computer is obtained the authority of the PowerPoint picture of this second computer of access (access), last again the PowerPoint picture of second computer seen through this gateway and is sent in a plurality of computers of a projector or network.
Wherein, when this first computer is obtained the authority of PowerPoint picture of this second computer of access, can earlier second computer be listed in authority agrees in the list, determine whether will transmit the PowerPoint picture of this second computer afterwards again, user's list and authority agree that list can utilize a meeting control module to combine, and this meeting control module can be stored in the gateway, and carry out network at computer and gateway and it is downloaded in the computer when being connected, in addition, second computer also can send an authority cancelling signal, initiatively cancels the authority of this first computer to this its PowerPoint picture of second computer access.
By above explanation as can be known, utilize control system provided by the present invention and method when carrying out multi-party demonstration manuscript conference, as long as the user of any computer obtains the access right of other computer, just its PowerPoint picture can be seen through gateway and be sent to projector or other computer, make the carrying out of meeting smooth more, efficient is higher.
Description of drawings
Fig. 1 utilizes prior art to carry out the schematic diagram of multi-party demonstration manuscript conference;
Fig. 2 is the control system Organization Chart of multi-party demonstration manuscript conference of the present invention;
Fig. 3 is the schematic diagram that user's list of the present invention and authority are agreed list;
Fig. 4 is the control method flow chart of multi-party demonstration manuscript conference of the present invention.
The primary clustering symbol description:
Computer 1 gateway 2 wireless transport modules 21 meeting control modules 3
Projector's 4 PowerPoint pictures, 5 user's lists, 61 authorities are agreed list 62
Computer 7 cloth curtains 8 passwords 81
Embodiment
Below in conjunction with accompanying drawing, describe the implementation process of the embodiment of the invention in detail:
See also shown in Figure 2ly, Fig. 2 is the control system Organization Chart of the multi-party demonstration manuscript conference of one embodiment of the invention.Comprise a plurality of computers, a gateway 2, a meeting control module 3 and a projector 4 among the figure, wherein this gateway 2 has wireless transport module 21 and can form network with computer and be connected the line access of going forward side by side, 3 of meeting control modules are to be built among the gateway 2, and projector 4 is connected the line data transmission of going forward side by side with gateway 2.
The aforementioned calculation machine is for participating in the computer that the multi-party demonstration manuscript conference person is equipped with, at least comprise the first computer 1a, the second computer 1b and the 3rd computer 1c, each computer-internal is storing a PowerPoint picture 5 separately, and this PowerPoint picture 5 can be the picture that any computer 1 can show.When aforementioned calculation machine 1 enters the wireless signal scope of gateway 2, can form networks with gateway 2 and be connected so that add the multi-party demonstration manuscript conference line data transmission of going forward side by side.
Meeting control module 3 has the function of carrying out multi-party demonstration manuscript conference, for the computer 1 of participating in for the first time multi-party demonstration manuscript conference, with the first computer 1a is example, it can see through network and connect from gateway 2 download meeting control modules 3, when first computer 1 is carried out meeting control module 3a, gateway 2 just can initiatively be downloaded user's computer list 61 to first computer 1a, and simultaneously user's list 61 of all computers 1 in the network is upgraded (as shown in Figure 3).
In addition, the first computer 1a also can send PowerPoint to other computers 1 through meeting control module 3a and seek the opinion of signal to obtain the authority of its PowerPoint picture 5 of access, when other computer 1 agrees that the PowerPoint of (granted) first computer 1a is seeked the opinion of signal, meeting control module 3a just can set up an authority and agree list 62 (as shown in Figure 3), and this authority agrees that list 62 can combine with user's list 61.The first computer 1a can see through meeting control module 3a at any time, and authority is agreed that the arbitrary computer 1 in the list 62 sends an order (command), the PowerPoint picture 5 of this computer 1 is seen through gateway 2 be sent to projector 4 or all computers 1.
Similarly, when 1 couple first computer 1a of other computer sent PowerPoint and seeks the opinion of signal, the first computer 1a also can see through the authority whether meeting control module 3a decision agree other its PowerPoint picture of computer 1 access 5a.If the first computer 1a agrees second its PowerPoint picture of computer 1b access 5a, also can see through the access right that this meeting control module 3a cancels the second computer 1b at any time afterwards.If the first computer 1a agrees that earlier the second computer 1b carries out access to it, when agreeing again afterwards that the 3rd computer 1c carried out access to it, this moment, the meeting control module 3a of the first computer 1a can give authority setting the back consenter, and promptly the 3rd computer 1c obtains the access right of the first computer 1a.
In addition, be connected to gateway 2 through computer 7 and disturb meeting to carry out for fear of uncorrelated personnel, when gateway 2 is connected with projector 4 each time, the meeting control module 3 of gateway 2 just can produce one group of password 81 automatically, and see through gateway 2 and should organize password 81 with projector 4 and be projected on the cloth curtain 8, participant in the meeting-place is behind the password of seeing on the cloth curtain 8 81 at this moment, password 81 is inputed to its employed computer 1 can carry out multi-party demonstration manuscript conference, and personnel's that can be outside the venue the computer 7 vertical wireless signals that can receive gateway 2, but, therefore can't add multi-party demonstration manuscript conference because do not know password 81.
See also shown in Figure 4, Fig. 4 is the control method flow chart of the multi-party demonstration manuscript conference of one embodiment of the invention, its step comprises: at first utilize first computer and this gateway to carry out network and be connected and (see step, S41), (see step from user's list of gateway download network, S42), second computer in user's list is sent PowerPoint seeks the opinion of signal and (sees step, S43), if second computer is agreed PowerPoint and is seeked the opinion of, this first computer is obtained the authority of the PowerPoint picture of access (access) second computer and (is seen step, S44), last again the PowerPoint picture of second computer being seen through in a plurality of computers that this gateway is sent to a projector or network (seen step, S45).
Wherein, when first computer is obtained the authority of PowerPoint picture of access second computer, first computer has added first computer its authority and has agreed in the list, therefore first computer can transmit the PowerPoint picture of this second computer at any time, and user's list and authority agree that list can utilize a meeting control module to combine.Afterwards, agree that PowerPoint seeks the opinion of if the 3rd computer also sends second computer, and when obtaining the agreement of second computer, will obtain access right by the last acquisition second computer consenter, just the 3rd computer is obtained access right.In addition, second computer also can send an authority cancelling signal, initiatively cancels first computer or the 3rd computer authority to its access PowerPoint picture.
By above explanation as can be known, utilize control system provided by the present invention and method when carrying out multi-party demonstration manuscript conference, as long as any computer is obtained the PowerPoint picture access right of other computer, just can become the main frame (host) of multi-party demonstration manuscript conference, the user of this main frame is as long as see through the authority agreement list that the meeting control module is provided, utilization clicks mode the computer in the list is given an order, and then the PowerPoint picture of this computer is sent to projector or other computer through gateway.
Owing to all PowerPoint pictures must be stored in advance in the computer prior to technology, according to opening, closing each PowerPoint picture, can finish whole multi-party demonstration manuscript conference afterwards again, the process of whole meeting is not only time-consuming and loaded down with trivial details.Otherwise, System and method for provided by the present invention is when carrying out Multi-Party Conference, can in advance the PowerPoint picture of all computers be opened, see through by main frame again and click PowerPoint picture real-time send out of mode each computer, comparatively speaking, the carrying out of meeting will be more smooth and more efficient, in addition, any computer can become main frame, more can increase the interaction and the communication effectiveness of Multi-Party Conference.
Below only be preferred embodiment of the present invention, the foregoing description only is used to implementation process of the present invention is described, is not in order to restriction protection range of the present invention.

Claims (10)

1. the control system of a multi-party demonstration manuscript conference is characterized in that, comprising:
A plurality of computers, each computer-internal are storing a PowerPoint picture separately;
One gateway carries out network with a plurality of computers and is connected the line data transmission of going forward side by side; And
One meeting control module is controlled the authority of a computer, makes other computer carry out access to the PowerPoint picture of this computer.
2. control system as claimed in claim 1 is characterized in that the meeting control module is stored in the gateway, and any computer in a plurality of computers and gateway carry out network when being connected, and the meeting control module is downloaded in this computer.
3. control system as claimed in claim 1 is characterized in that, the meeting control module sees through gateway with computer demonstration manuscript picture and is sent in a plurality of computers of network.
4. control system as claimed in claim 1 is characterized in that, also comprises a projector, and the meeting control module is sent to a projector with the PowerPoint picture of computer through gateway.
5. control system as claimed in claim 1 is characterized in that, the meeting control module sees through gateway and obtains the user mode that user's list shows computer, and an authority agrees that list shows the authority setting state of computer.
6. the control method of a multi-party demonstration manuscript conference is characterized in that, the multi-party demonstration manuscript content is stored in respectively in a plurality of computers, and a plurality of computer sees through a gateway and form a network and connect, and its step comprises:
Utilizing first computer and gateway to carry out network is connected;
From gateway download network user list;
Second computer in user's list is sent PowerPoint seek the opinion of signal; And
Seek the opinion of if second computer is agreed PowerPoint, first computer is obtained the authority of the PowerPoint picture of access second computer.
7. control method as claimed in claim 6 is characterized in that, first computer is sent to a projector with the PowerPoint picture of second computer through gateway.
8. control method as claimed in claim 6 is characterized in that, first computer is sent to the PowerPoint picture of second computer in a plurality of computers of network through gateway.
9. control method as claimed in claim 6, it is characterized in that, when first computer is obtained the authority of PowerPoint picture of access second computer, first computer is listed second computer in earlier in the authority agreement list, determines whether will transmit the PowerPoint picture of second computer afterwards again.
10. control method as claimed in claim 6 is characterized in that, second computer sends an authority cancelling signal, initiatively cancels the authority of first computer to its PowerPoint picture of second computer access.
CNB200610101814XA 2006-07-11 2006-07-11 Control system and method for multi-party demonstration manuscript conference Expired - Fee Related CN100466531C (en)

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CN103873268A (en) * 2012-12-10 2014-06-18 北京棣南新宇科技有限公司 Data presentation processing system, controller for controlling presentation and related devices
CN104412542A (en) * 2012-04-18 2015-03-11 巴科股份有限公司 Electronic tool and methods for meetings
US10050800B2 (en) 2011-09-14 2018-08-14 Barco N.V. Electronic tool and methods for meetings for providing connection to a communications network
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US11258676B2 (en) 2011-09-14 2022-02-22 Barco N.V. Electronic tool and methods for meetings
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CN103873268A (en) * 2012-12-10 2014-06-18 北京棣南新宇科技有限公司 Data presentation processing system, controller for controlling presentation and related devices
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