CN102932436A - Remote sensing conference and collaborative plotting system and method, browser and server - Google Patents
Remote sensing conference and collaborative plotting system and method, browser and server Download PDFInfo
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- CN102932436A CN102932436A CN2012103996725A CN201210399672A CN102932436A CN 102932436 A CN102932436 A CN 102932436A CN 2012103996725 A CN2012103996725 A CN 2012103996725A CN 201210399672 A CN201210399672 A CN 201210399672A CN 102932436 A CN102932436 A CN 102932436A
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Abstract
The invention relates to the technical field of remote sensing data real-time plotting and synchronous operation, in particular to a remote sensing conference and collaborative plotting system, a remote sensing conference and collaborative plotting method, a browser and a server. The remote sensing conference and collaborative plotting method comprises the following steps that: the browser accesses a remote sensing data server; the remote sensing data server returns base map remote sensing data to the browser; the browser graphically displays the base map remote sensing data; the browser intercepts user operation, generates operation information and sends the operation information to the remote sensing data server; the remote sensing data server stores the operation information and broadcasts the operation information to all browsers; and the browser subscribes for channel contents and then redraws the acquired operation information through controls, so the aim of synchronous drawing is fulfilled. By the invention, a user can publish self geographic information anywhere through the internet by using only one browser without additional software and can share and participate in a conference, cooperation is realized, and the operation information can be updated in real time.
Description
Technical field
The present invention relates to long-range the holding a conference or consultation and Collaborative Plotting System, method, browser and server of correlative technology field, particularly remote sensing of in real time plotting of remotely-sensed data and simultaneous operation.
Background technology
China has launched many remote sensing satellites, comprise that meteorology, land, ocean, environment etc. become satellite system series, professional and combination constellation, make up simultaneously various air photo techniques, form multiresolution, polymorphic type, the magnanimity multi-source Remote Sensing Data data of high coverage, comprise map, ocean picture, meteorological picture etc., for remote sensing popularization and application and industrialization service provide the data basis.Remote sensing has the characteristics such as the renewal of collection is fast, multiresolution, abundant information, data type is many, monitoring capability is strong, has widely commercial application prospect.
The purpose of the long-range consultation system of remote sensing industry is: different user and department can pass through Web conference communal space information and collaborative work in the strange land.It has spatial information sharing demonstration, VectorLayer mark and Collaborative Plotting ability, and possesses the ability of rapid deployment on network or cloud platform.
The consultation system majority is based on the real-time network conference system of video and voice system at present, it needs the user to drop into high-quality video and audio input device, enough network broadbands and routing device, and the network of the customized development software of holding a conference or consultation are to reach the purpose of real-time Transmission conference content; But in the remote sensing application industry, the consultation system of this costliness can not solve user's demand: the user do not have a kind of can unify to cooperate carry out the environment of map plotting, lack map Edition Contains instrument, lack the multiple terminals and support (most consultation systems can only move at PC), lack in time the sharing of operation field information (personnel that for example carry out operation on the spot in the open air can't join and hold a conference or consultation in), the support that shortage positions the geographical position at map elements place, it can't reach the purpose of collaborative work.
Summary of the invention
The invention provides the long-range implementation method of holding a conference or consultation with Collaborative Plotting System of a kind of remote sensing, can not carry out in the multiple terminals the hold a conference or consultation technical problem of collaborative work of unified remote sensing to solve user in the prior art.
The technical scheme that adopts is as follows:
A kind of remote sensing is long-range holds a conference or consultation and the Collaborative Plotting method, is used for carrying out meetings and activities, comprising:
Browser sends meeting to the remotely-sensed data server and initiates request;
The remotely-sensed data server generates the link of meeting address after receiving meeting that browser sends and initiating request, and the meeting address chain connect returns browser, and the link of described meeting address comprises be used to the channel identication number that identifies described meetings and activities;
Browser sends the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server;
The remotely-sensed data server is preserved the link of described base map address after the base map address link that receives the browser transmission;
Browser passes through the remotely-sensed data server and initiates the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends;
The remotely-sensed data server is to distribute the link of described base map address by the browser of described meeting address links and accesses remotely-sensed data server;
The base map address chain that browser is distributed according to the remotely-sensed data server is obtained and is got corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer;
Browser generates transparent user at described base map remotely-sensed data figure layer and schemes layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information are used for identifying described user figure layer operation, and send to the remotely-sensed data server;
The remotely-sensed data server is preserved described operation information, and is broadcasted described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server behind the operation information that receives the browser transmission;
After browser received the operation information of remotely-sensed data server broadcast, browser was schemed layer the user and is shown up-to-date changed content.
Further:
Browser is schemed layer the user and is shown that up-to-date changed content comprises: scheme the user figure layer operation that layer shows that described operation information identifies the user.
Further, described user figure layer operation comprises: the user is schemed the operation that point, line, surface, temperature figure, tendency chart, geographic picture, cursor position and/or words identification on the layer carry out.
Provide also according to another aspect of the present invention that a kind of remote sensing is long-range holds a conference or consultation and Collaborative Plotting System, be used for carrying out meetings and activities, having comprised:
Browser and remotely-sensed data server;
Wherein, described browser comprises:
Request transmitting unit is initiated in meeting, is used for sending meeting to the remotely-sensed data server and initiates request;
The base map address chain receives and sends the unit, is used for sending the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server;
The meeting addressed location is used for passing through the remotely-sensed data server and initiates the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends;
Base map remotely-sensed data display unit is used for obtaining according to the base map address chain that the remotely-sensed data server is distributed and gets corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer;
The unit is intercepted and captured in operation, be used for generating transparent user at described base map remotely-sensed data figure layer and scheme layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information is used for identifying described user figure layer operation, and sends to the remotely-sensed data server;
Updating block after being used for receiving the operation information of remotely-sensed data server broadcast, is schemed layer the user and is shown up-to-date changed content;
Wherein, described remotely-sensed data server comprises:
The meeting address chain receives and sends the unit, after being used for receiving meeting that browser sends and initiating request, generates the link of meeting address, and the meeting address chain connect returns browser, and the link of described meeting address comprises be used to the channel identication number that identifies described meetings and activities;
Base map link storage unit after being used for receiving the base map address link of browser transmission, is preserved the link of described base map address;
Base map remotely-sensed data transmitting element is used for to distribute the link of described base map address by the browser of described meeting address links and accesses remotely-sensed data server;
The operation information transmitting element is used for preserving described operation information, and broadcasting described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server behind the operation information that receives the browser transmission.
Further, the demonstration of the browser of described updating block renewal base map remotely-sensed data on browser comprises: scheme the user figure layer operation that layer shows that described operation information identifies the user.
Further, described user figure layer operation comprises: the user is schemed the operation that point, line, surface, temperature figure, tendency chart, geographic picture, cursor position and/or words identification on the layer carry out.
According to another aspect of the present invention, provide also that a kind of remote sensing is long-range holds a conference or consultation and the Collaborative Plotting method, be used for carrying out meetings and activities, having comprised:
Send meeting to the remotely-sensed data server and initiate request;
Send the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server;
Pass through the remotely-sensed data server and initiate the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends;
The base map address chain of distributing according to the remotely-sensed data server is obtained and is got corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer;
Generate transparent user at described base map remotely-sensed data figure layer and scheme layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information is used for identifying described user figure layer operation, and sends to the remotely-sensed data server;
After receiving the operation information of remotely-sensed data server broadcast, scheme layer the user and show up-to-date changed content.
According to a further aspect in the invention, also provide a kind of browser, be used for carrying out meetings and activities, having comprised:
Request transmitting unit is initiated in meeting, is used for sending meeting to the remotely-sensed data server and initiates request;
The base map address chain receives and sends the unit, is used for sending the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server;
The meeting addressed location is used for passing through the remotely-sensed data server and initiates the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends;
Base map remotely-sensed data display unit is used for obtaining according to the base map address chain that the remotely-sensed data server is distributed and gets corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer;
The unit is intercepted and captured in operation, and be used for generating transparent user at described base map remotely-sensed data figure layer and scheme layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information is used for identifying described user figure layer operation;
Updating block after being used for receiving the operation information of remotely-sensed data server broadcast, is schemed layer the user and is shown up-to-date changed content.
According to a further aspect in the invention, provide also that a kind of remote sensing is long-range holds a conference or consultation and the Collaborative Plotting method, be used for carrying out meetings and activities, having comprised:
After receiving meeting that browser sends and initiating request, generate the link of meeting address, and the meeting address chain connect return browser, the link of described meeting address comprises be used to the channel identication number that identifies described meetings and activities;
After the base map address link that receives the browser transmission, preserve the link of described base map address;
To distribute the link of described base map address by the browser of described meeting address links and accesses remotely-sensed data server;
Behind the operation information that receives the browser transmission, preserve described operation information, and broadcast described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server.
According to a further aspect in the invention, also provide a kind of remotely-sensed data server, be used for carrying out meetings and activities, having comprised:
The meeting address chain receives and sends the unit, after being used for receiving meeting that browser sends and initiating request, generates the link of meeting address, and the meeting address chain connect returns browser, and the link of described meeting address comprises be used to the channel identication number that identifies described meetings and activities;
Base map link storage unit after being used for receiving the base map address link of browser transmission, is preserved the link of described base map address;
Base map remotely-sensed data transmitting element is used for to distribute the link of described base map address by the browser of described meeting address links and accesses remotely-sensed data server;
The operation information transmitting element is used for preserving described operation information, and broadcasting described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server behind the operation information that receives the browser transmission.
The invention enables the user not need extra software, only with a browser just can be in the Internet use Anywhere mass remote sensing data in the remotely-sensed data server.Even so out of doors, the user also can pass through mobile phone, portable computer, portable terminal etc. and add in the meetings, and geographical location information that can also Real-Time Sharing oneself, issues geographic picture.
Description of drawings
Fig. 1 is the block diagram of browser in the specific embodiment of the invention;
Fig. 2 is the block diagram of remotely-sensed data server in the specific embodiment of the invention;
Fig. 3 is the long-range block diagram of holding a conference or consultation with Collaborative Plotting System of remote sensing in the specific embodiment of the invention;
Fig. 4 is the long-range flow chart of holding a conference or consultation with the Collaborative Plotting method of browser and remotely-sensed data server are carried out in the specific embodiment of the invention remote sensing.
Embodiment
The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
Show block diagram according to browser 100 of the present invention such as Fig. 1.As described in Figure 1, described browser 100 comprises that request transmitting unit 110 is initiated in meeting, the base map address chain receives and sends unit 120, meeting addressed location 130, base map remotely-sensed data display unit 140, operation intercepting and capturing unit 150 and updating block 160.
Request transmitting unit 110 is initiated in meeting, is used for the meeting promoter and sends meeting initiation request to the remotely-sensed data server.The base map address chain receives and sends unit 120, is used for the meeting promoter and sends the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server.Meeting addressed location 130, being used for meeting promoter and meeting participant passes through the remotely-sensed data server and initiates the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends, the link of this meeting address is obtained and is passed through variety of way and share at browser by the meeting promoter, inform the meeting participant such as modes such as mails, then meeting promoter and meeting participant all link by identical meeting address, thereby can participate in identical meeting.Base map remotely-sensed data display unit 140 is used for obtaining according to the base map address chain that the remotely-sensed data server is distributed and gets corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer.Unit 150 is intercepted and captured in operation, be used for generating transparent user at described base map remotely-sensed data figure layer and scheme layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information is used for identifying described user figure layer operation, and sending to the remotely-sensed data server, described user has comprised meeting promoter and meeting participant.User figure layer operation comprises: the user is schemed the operation (increase newly, edit, delete) that point, line, surface, temperature figure, tendency chart, geographic picture, cursor position and/or words identification on the layer carry out, key element (Feature) for each user's issue, distinguish with different colors on the page, and can click key element by mouse and understand its details (such as publisher, issuing time, issue place, remark information etc.).Updating block 160 after being used for receiving the operation information of remotely-sensed data server broadcast, upgrades the user and schemes the demonstration of layer on browser.
Browser upgrades the demonstration of base map remotely-sensed data on browser and comprises: scheme the user figure layer operation that layer shows that described operation information identifies the user.
Any one user is scheming a layer user figure layer operation that carries out to the user, unit 150 is intercepted and captured in operation all can tackle also generating run information, and sends to the remotely-sensed data server.Other users are by updating block 160, receive the operation information of remotely-sensed data server broadcast after, scheme the user figure layer operation that layer shows that described operation information identifies the user.
Show block diagram according to remotely-sensed data server 200 of the present invention such as Fig. 2.As described in Figure 2, described remotely-sensed data server 200 comprises: the meeting address chain receives and sends unit 210, base map link storage unit 220, base map remotely-sensed data transmitting element 230 and operation information transmitting element 240.
The meeting address chain receives and sends unit 210, after being used for receiving meeting that browser sends and initiating request, generates the link of meeting address, and the meeting address chain connect returns browser.Base map link storage unit 220 after being used for receiving the base map address link of browser transmission, is preserved the link of described base map address.Base map remotely-sensed data transmitting element 230 is used for to distribute the link of described base map address by the browser of described meeting address links and accesses remotely-sensed data server.Operation information transmitting element 240 is used for preserving described operation information, and broadcasting described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server behind the operation information that receives the browser transmission.
Fig. 3 shows the long-range block diagram of holding a conference or consultation with Collaborative Plotting System 300 of a kind of remote sensing according to the present invention.As shown in Figure 3, long-range the holding a conference or consultation of described remote sensing comprises the described a plurality of browsers 100 of Fig. 1 and remotely-sensed data server 200 shown in Figure 2 with Collaborative Plotting System 300.
Fig. 4 shows the long-range flow chart of holding a conference or consultation with the Collaborative Plotting method of the remote sensing of being carried out by browser of the present invention and remotely-sensed data server according to the present invention.
As shown in Figure 4:
Step S401, meeting promoter pass through browser 100 opening system addresses, login system, and initiate request transmitting unit 110 by meeting and initiate request to the 200 transmission meetings of remotely-sensed data server;
Step S402, the meeting address chain of remotely-sensed data server 200 receives and sends unit 210 after request is initiated in the meeting that receives browser 100 transmissions, generate the link of meeting address, and the meeting address chain connect return browser 100, this meeting address link comprises the URL that connects channel ID and reference address, the URL of this reference address fixes, be the URL of the reference address of remotely-sensed data server 200, and channel ID is variable, generate a different channel ID according to each meeting, the meeting promoter invites other meeting participant to add this activity of holding a conference or consultation by sharing the link of meeting address, and all comprise meeting promoter and meeting participants that participate in this activity of holding a conference or consultation have consisted of the user of this meeting;
Step S403, the meeting promoter passes through browser 100 the base map remotely-sensed data (system provides the base map function is set) that base map remotely-sensed data or selective system carry is set, and receive and send unit 120 send to be used for base map address link from sign base map remotely-sensed data to the remotely-sensed data server by the base map address chain, in the present embodiment, the base map remotely-sensed data mainly is map datum, yet, in fact, as the background technology introduction, remotely-sensed data can also have other data, such as oceanographic data, meteorological data etc.All maps all adopt and meet (the Open GIS Consortium of association of open geographic information system, OGC) URL of standard link, the Map Services that can compatible various GIS-Geographic Information System (Geographic Information System, GIS) server provides;
Step S404, the base map link storage unit 220 of remotely-sensed data server 200 is preserved the link of described base map address after the base map address link that receives browser 100 transmissions;
The meeting addressed location 130 that step S405, user pass through browser 100 adopts meeting address links and accesses remotely-sensed data server 100;
Step S406, the base map remotely-sensed data transmitting element 230 of remotely-sensed data server 200 is map datum to all users' the described base map of browser 100 distributions address link in the present embodiment;
Step S407, the base map address chain that the base map remotely-sensed data display unit 140 of browser 100 is distributed according to remotely-sensed data server 200 obtain and get corresponding base map remotely-sensed data and show in patterned mode, obtain base map remotely-sensed data figure layer;
Base map address link is that the meeting promoter passes through browser 100 and provides, the base map that also can the selective system acquiescence provides; Remotely-sensed data server 200 can't be preserved the corresponding base map remotely-sensed data in this address, and only can preserve the meeting promoter passes through browser 100 selected base map chained addresses for it; In a single day the user selects this chained address, the corresponding remotely-sensed data in this address of browser automatic acquisition, and it is not to provide transfer by data server; This base map chained address may be map public service merchant provide such as ***, it also may be the map datum of user oneself issue, browser 100 just automatically according to the base map chained address by automatic acquisition WMS (web map service) service, go the corresponding with service merchant to obtain corresponding base map remotely-sensed data there;
Step S408, the user can issue the user by edit tool and scheme layer, namely generate transparent user at described base map remotely-sensed data figure layer and scheme layer, and can scheme layer the user by edit tool and carry out various user figure layer operations, comprising: the operation of point, line, surface, temperature figure, buffer zone, geographic picture, cursor position, words identification (increase newly, edit, delete); Key element (Feature) for each user's issue, distinguish with different colors on the page, and can click key element by mouse and understand its details (such as the publisher, issuing time, the issue place, remark information etc.), the described edit tool of the present embodiment, allow the user to scheme layer the user and carry out the plotting of map elements (Web Feature), temperature figure (HeatMaps), isopleth (Isolines), tendency chart, and the making of various special layers, the user figure layer operation that user to user figure layer is intercepted and captured in unit 150 is intercepted and captured in the operation of browser 100, generating run information, and send to remotely-sensed data server 200, need to prove, map can be regarded as a plurality of map overlays together, and base map also is the one deck in many multi-layer images;
Step S409, the operation information transmitting element 240 of remotely-sensed data server 200 is behind the operation information that receives the browser transmission, preserve described operation information, and to all described operation informations of browser 100 broadcasting by described meeting address links and accesses remotely-sensed data server, in the present embodiment, during operation information map datum is operated, so geographical indication language (the Geography Markup Language of described operation information to meet the OGC standard, GML) mode of document is broadcast to other users of co-channel (adjective), all GML documents all carry out information broadcast with the WebSocket protocol bearer of HTML5 definition, do not need to send extra Http Header and be connected to set up the connection of shaking hands for 3 times, and GML text volume is little, transmission speed is fast, and the real-time response degree is high;
Step S410 after the updating block 160 of browser 100 receives the operation information of remotely-sensed data server broadcast, schemes the user figure layer operation that layer shows that described operation information identifies the user.
The explanation of step S409 and S410: behind 200 receptions of remotely-sensed data server and the preservation operation information, broadcasting (issue) this operation information in the channel of this activity of holding a conference or consultation; Browser 100 can be subscribed to this channel automatically after adding this activity by the chained address, in case fresh content broadcasting is arranged, browser 100 can receive newly-generated broadcasted content immediately.
It will be appreciated by those skilled in the art that processing method, system and device for Collaborative Plotting that the invention described above proposes, can also make various improvement on the basis that does not break away from content of the present invention.Therefore, protection scope of the present invention should be determined by the content of appending claims.
Claims (10)
1. long-range the holding a conference or consultation and the Collaborative Plotting method of remote sensing is used for carrying out meetings and activities, it is characterized in that, comprising:
Browser sends meeting to the remotely-sensed data server and initiates request;
The remotely-sensed data server generates the link of meeting address after receiving meeting that browser sends and initiating request, and the meeting address chain connect returns browser, and the link of described meeting address comprises be used to the channel identication number that identifies described meetings and activities;
Browser sends the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server;
The remotely-sensed data server is preserved the link of described base map address after the base map address link that receives the browser transmission;
Browser passes through the remotely-sensed data server and initiates the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends;
The remotely-sensed data server is to distribute the link of described base map address by the browser of described meeting address links and accesses remotely-sensed data server;
The base map address chain that browser is distributed according to the remotely-sensed data server is obtained and is got corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer;
Browser generates transparent user at described base map remotely-sensed data figure layer and schemes layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information are used for identifying described user figure layer operation, and send to the remotely-sensed data server;
The remotely-sensed data server is preserved described operation information, and is broadcasted described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server behind the operation information that receives the browser transmission;
After browser received the operation information of remotely-sensed data server broadcast, browser was schemed layer the user and is shown up-to-date changed content.
2. remote sensing according to claim 1 is long-range holds a conference or consultation and the Collaborative Plotting method, it is characterized in that:
Browser is schemed layer the user and is shown that up-to-date changed content comprises: scheme the user figure layer operation that layer shows that described operation information identifies the user.
3. Remote Sensing Data Processing method according to claim 1 is characterized in that, described user figure layer operation comprises: the user is schemed the operation that point, line, surface, temperature figure, tendency chart, geographic picture, cursor position and/or words identification on the layer carry out.
4. long-range the holding a conference or consultation and Collaborative Plotting System of remote sensing is used for carrying out meetings and activities, it is characterized in that, comprising:
Browser and remotely-sensed data server;
Wherein, described browser comprises:
Request transmitting unit is initiated in meeting, is used for sending meeting to the remotely-sensed data server and initiates request;
The base map address chain receives and sends the unit, is used for sending the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server;
The meeting addressed location is used for passing through the remotely-sensed data server and initiates the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends;
Base map remotely-sensed data display unit is used for obtaining according to the base map address chain that the remotely-sensed data server is distributed and gets corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer;
The unit is intercepted and captured in operation, be used for generating transparent user at described base map remotely-sensed data figure layer and scheme layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information is used for identifying described user figure layer operation, and sends to the remotely-sensed data server;
Updating block after being used for receiving the operation information of remotely-sensed data server broadcast, is schemed layer the user and is shown up-to-date changed content;
Wherein, described remotely-sensed data server comprises:
The meeting address chain receives and sends the unit, after being used for receiving meeting that browser sends and initiating request, generates the link of meeting address, and the meeting address chain connect returns browser, and the link of described meeting address comprises be used to the channel identication number that identifies described meetings and activities;
Base map link storage unit after being used for receiving the base map address link of browser transmission, is preserved the link of described base map address;
Base map remotely-sensed data transmitting element is used for to distribute the link of described base map address by the browser of described meeting address links and accesses remotely-sensed data server;
The operation information transmitting element is used for preserving described operation information, and broadcasting described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server behind the operation information that receives the browser transmission.
5. remote sensing according to claim 4 is long-range holds a conference or consultation and Collaborative Plotting System, it is characterized in that, the browser of described updating block upgrades the demonstration of base map remotely-sensed data on browser and comprises: scheme the user figure layer operation that layer shows that described operation information identifies the user.
6. remote sensing according to claim 4 is long-range holds a conference or consultation and Collaborative Plotting System, it is characterized in that, described user figure layer operation comprises: the user is schemed the operation that point, line, surface, temperature figure, tendency chart, geographic picture, cursor position and/or words identification on the layer carry out.
7. long-range the holding a conference or consultation and the Collaborative Plotting method of remote sensing is used for carrying out meetings and activities, it is characterized in that, comprising:
Send meeting to the remotely-sensed data server and initiate request;
Send the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server;
Pass through the remotely-sensed data server and initiate the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends;
The base map address chain of distributing according to the remotely-sensed data server is obtained and is got corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer;
Generate transparent user at described base map remotely-sensed data figure layer and scheme layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information is used for identifying described user figure layer operation, and sends to the remotely-sensed data server;
After receiving the operation information of remotely-sensed data server broadcast, scheme layer the user and show up-to-date changed content.
8. a browser is used for carrying out meetings and activities, it is characterized in that, comprising:
Request transmitting unit is initiated in meeting, is used for sending meeting to the remotely-sensed data server and initiates request;
The base map address chain receives and sends the unit, is used for sending the base map address link that is used for sign base map remotely-sensed data to the remotely-sensed data server;
The meeting addressed location is used for passing through the remotely-sensed data server and initiates the meeting address links and accesses remotely-sensed data server that request returns in response to the meeting that browser sends;
Base map remotely-sensed data display unit is used for obtaining according to the base map address chain that the remotely-sensed data server is distributed and gets corresponding base map remotely-sensed data and show in patterned mode, obtains base map remotely-sensed data figure layer;
The unit is intercepted and captured in operation, and be used for generating transparent user at described base map remotely-sensed data figure layer and scheme layer, and intercept and capture the user figure layer operation that user to user figure layer carries out, generating run information, described operation information is used for identifying described user figure layer operation;
Updating block after being used for receiving the operation information of remotely-sensed data server broadcast, is schemed layer the user and is shown up-to-date changed content.
9. long-range the holding a conference or consultation and the Collaborative Plotting method of remote sensing is used for carrying out meetings and activities, it is characterized in that, comprising:
After receiving meeting that browser sends and initiating request, generate the link of meeting address, and the meeting address chain connect return browser, the link of described meeting address comprises be used to the channel identication number that identifies described meetings and activities;
After the base map address link that receives the browser transmission, preserve the link of described base map address;
Return the represented base map remotely-sensed data of described base map address link to the browser by described meeting address links and accesses remotely-sensed data server;
Behind the operation information that receives the browser transmission, preserve described operation information, and broadcast described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server.
10. a remotely-sensed data server is used for carrying out meetings and activities, it is characterized in that, comprising:
The meeting address chain receives and sends the unit, after being used for receiving meeting that browser sends and initiating request, generates the link of meeting address, and the meeting address chain connect returns browser, and the link of described meeting address comprises be used to the channel identication number that identifies described meetings and activities;
Base map link storage unit after being used for receiving the base map address link of browser transmission, is preserved the link of described base map address;
Base map remotely-sensed data transmitting element is used for to distribute the link of described base map address by the browser of described meeting address links and accesses remotely-sensed data server;
The operation information transmitting element is used for preserving described operation information, and broadcasting described operation information to all by the browser of described meeting address links and accesses remotely-sensed data server behind the operation information that receives the browser transmission.
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Application publication date: 20130213 |