CN1863052A - Remote-controlling system and method - Google Patents
Remote-controlling system and method Download PDFInfo
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- CN1863052A CN1863052A CN 200510098471 CN200510098471A CN1863052A CN 1863052 A CN1863052 A CN 1863052A CN 200510098471 CN200510098471 CN 200510098471 CN 200510098471 A CN200510098471 A CN 200510098471A CN 1863052 A CN1863052 A CN 1863052A
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Abstract
The invention relates to a remote control system and method in network communication technology field. It induces RCMC and CGW to make control terminal communicate with RCMC, RCMC communicate with CGW, and CGW communicate with controlled device. It realizes the remote control and managing to controlled device of different type. The invention also supports mobile communication device, PC and fixed telephone method to take remote control. The CGW would shield the difference between the different devices that could expand the ability and application range of the system.
Description
Technical field
The present invention relates to network communications technology field, relate in particular to a kind of tele-control system and method.
Background technology
Remote control technology makes people still can implement control operation under away from the situation of controlled device, carries out our desired action with the order controlled device, for our daily life and Industry Control provides great facility.As, we are going home can the air-conditioning in the man to be opened in advance by remote control technology in the way; Also can know the operation conditions of security protection equipment in the family in the strange land; Also can understand and control desert outside in ten million or the transducer in the forest in office.
Realize Long-distance Control, need come transmitting control instruction and state information by wired or wireless communication network.Generally operate control terminal and send control command by the user, by wired or wireless communication network delivery control command, finally arrive controlled device, controlled device can the correct understanding control command, finish corresponding action, and return execution result by wired or wireless communication network.
Technical scheme one commonly used as shown in Figure 1, computer control software by special use is implemented Long-distance Control to specific controlled device, control terminal generally passes through wireline communication network with communicating by letter of controlled device, carries out as Internet, local area network (LAN) or dedicated communications network.
Control terminal needs installation and control software, and Control Software generally is a special-purpose software, generally is installed on the control end computer and moves, and special-purpose Control Software is communicated by letter by certain protocol with controlled device and reached the purpose of Long-distance Control.Require control end computer and controlled device all to want can be connected on the wireline communication network and can implement Long-distance Control, and can only control specific special equipment, so this scheme do not have versatility, it is not too convenient to use, and practicality is not strong.
Technical scheme two commonly used adopts wireless terminal by cordless communication network specific controlled device to be implemented Long-distance Control as shown in Figure 2, and control terminal can be undertaken by wireless network with communicating by letter of controlled device.
This Long-distance Control mode generally all is to implement at concrete a certain kind equipment, does not have versatility.Controlled device often is exactly an independently Wireless Telecom Equipment, and price is higher.
Therefore, need a kind of method can realize various types of equipment are carried out unified management and implement Long-distance Control.
Summary of the invention
In view of above-mentioned existing in prior technology problem, the object of the present invention is to provide a kind of tele-control system and method, by introducing RCMC (remote control management center) and CGW (control gateway), control terminal is communicated by letter with RCMC, RCMC communicates by letter with CGW, CGW communicates by letter with controlled device, has realized various dissimilar controlled devices are carried out unified Long-distance Control and management.
The objective of the invention is to be achieved through the following technical solutions:
The invention provides a kind of tele-control system, comprise control terminal, controlled device, it is characterized in that, also comprise: remote control management center RCMC and control gateway CGW;
Described RCMC links to each other with control terminal and CGW, is used to the information of maintaining system data, and carries out two-way communication with control terminal and CGW;
Described CGW links to each other with controlled device, is used for control command with RCMC and is converted to the order that controlled device can discern and is transmitted to controlled device, and the execution result of controlled device is returned to RCMC.
Be provided with memory among the described CGW, be used to preserve dynamic status information of equipment, the state information of the controlled device of controlling and managing by described CGW under the current running status of register system; Be provided with memory among the described RCMC, be used to preserve the connection state information of CGW, and/or preserve status information of equipment and with CGW in the status information of equipment preserved synchronous.
Described system adopts tree line pipe reason structure to describe and manage various dissimilar controlled devices, and provides unified interface to remote control operation.
Described system also includes the device description template, is used to solve the problem that RCMC need manage dissimilar CGW and controlled device, shields the difference of dissimilar controlled devices on remote control operation.
Described device description template is used to describe nodename, the node ID of each tree-like node, the operational attribute of node.
The operational attribute of described node is used to describe and can comprises command name, order ID, command parameter number, parameter type to the remote control operation type of described node enforcement.
Described device description template is static descriptor, and dissimilar CGW follows unified template style, and the template content difference is preserved self device description template among each CGW, preserve the device description template of all CGW types among the RCMC.
The present invention also provides a kind of long-range control method, comprising:
A, control terminal send remote control command;
B, RCMC transmit described remote control command to CGW, are forwarded to controlled device by CGW again;
C, controlled device return execution result and give control terminal.
Described steps A also comprises:
A1, before sending remote control command, CGW registers to RCMC, RCMC carries out legitimate verification to CGW.
Described steps A 1 specifically comprises:
A11, CGW send register requirement to RCMC, by RCMC described CGW are carried out legitimate verification, and return the registration response;
A12, RCMC and CGW carry out parameter negotiation, and registration is finished.
Described steps A 1 also comprises:
A13, RCMC are to CGW acquisition request static device description template and/or status information of equipment.
Described device description template can static configuration, or is dynamically reported by CGW.
Described steps A 1 also comprises:
Carry out time synchronized between A14, RCMC and the CGW.
Described steps A also comprises:
A2, control terminal send the Long-distance Control connection request to RCMC;
A3, RCMC carry out the user validation checking to described control terminal, return the connection request response message.
Select the Be Controlled node specifically to comprise in the described steps A: control terminal is selected specific Be Controlled node and remote control command according to status information of equipment and/or device description Template Information that RCMC returns.
Described connection request response message comprises:
The refusal response then illustrates Reason For Denial in described response message; Or,
Acceptance response comprises the CGW list information that can be managed by control terminal in the then described response message.
Described method also comprises:
Synchronization Status Message termly or in real time between D, RCMC and the CGW.
Described step D specifically comprises:
Time is carried out regularly synchronous; And/or,
Status information of equipment is carried out regularly synchronously; And/or,
Real-time informing RCMC when CGW detects the equipment state change.
Described method also comprises:
Regularly carrying out equipment room between E, RCMC and the CGW shakes hands.
As seen from the above technical solution provided by the invention, support of the present invention uses modes such as personal mobile communication device, personal computer and landline telephone that controlled device is implemented remote control operation simultaneously; Shield the difference of various dissimilar controlled devices by CGW, therefore increase ability and range of application that dissimilar CGW just can expanding system, and can not cause direct influence system architecture and network construction form;
The present invention has realized various dissimilar controlled devices are carried out unified control, administer and maintain, can solve the Long-distance Control problem under the environment such as family in the daily life, automobile, office simultaneously, also can satisfy the various Long-distance Control demands under the commercial Application environment.
Description of drawings
Fig. 1 is that prior art is implemented the remote control operation schematic diagram by wire net;
Fig. 2 is that prior art is implemented the remote control operation schematic diagram by wireless communication networks;
Fig. 3 is a system architecture diagram of the present invention;
Fig. 4 is the tree-like managerial structure sample figure of system of the present invention;
Fig. 5 is the method for the invention CGW register flow path service logic figure;
Fig. 6 is the method for the invention remote control operation flow process service logic figure;
Fig. 7 is information synchronization service logic figure between the method for the invention RCMC and CGW.
Embodiment
Core concept of the present invention provides a kind of tele-control system and method, control terminal is communicated by letter with RCMC (remote control management center) by wireless or wireline communication network, RCMC communicates by letter with CGW (control gateway) by wireless or wireline communication network, CGW by short distance wired or wireless communication technology communicate by letter with controlled device, realized various dissimilar controlled devices are carried out unified control, administer and maintain operation.
The invention provides a kind of tele-control system, this system architecture as shown in Figure 3, the functional entity that system of the present invention relates to comprises:
Control terminal: be used for finishing the man-machine interactive operation of remote control process, it can represent the remote control operation interface, and the user can send the information such as state of remote control command, acquisition operating result and controlled device by it to controlled device;
RCMC: the related data information of preserving user, CGW and controlled device, the management of responsible user management, user's legitimate verification, CGW legitimate verification, CGW condition managing, controlled device etc., and be responsible for and control terminal and CGW carry out two-way communication, user's operating command is transmitted to CGW in the mode that CGW can understand, and the mode that the information of CGW transmission can be understood with control terminal is transmitted to control terminal simultaneously;
Because control method, control command and the Control Parameter etc. of various controlled devices may be all different, therefore RCMC can generate and the irrelevant Long-distance Control service logic of controlled device according to the device description template and the dynamic status information of equipment of static state, and can convert user's remote control operation to control command that CGW and controlled device can be understood according to these specific control logics.
CGW: the mode of being responsible for the control command of RCMC can be understood with controlled device is transmitted to controlled device, and the execution result or the out of Memory of controlled device is transmitted to RCMC;
According to the feature of controlled device, CGW also can directly carry out control command, and returns execution result to RCMC;
CGW can monitor the state variation of controlled device in real time, reports that to RCMC this state changes as required;
Communication protocol by the definition standard between RCMC and the CGW realizes controlled devices dissimilar under the CGW is carried out unified control and management;
Controlled device: carry out the control command that CGW issues, execution result or other state information are returned to CGW; Controlled device can report that to CGW this state changes as required when oneself state changes;
Communication between control terminal and the RCMC is adopted different standard communication protocols according to the characteristic of terminal, if control terminal is a cell phone, communication protocol can adopt SMS (short message service), WAP (WAP (wireless application protocol)), HTTP (HTML (Hypertext Markup Language)), USSD (unstructured supplementary service data) etc.; If control terminal is a PC, then and the communication protocol between RCMC association can be TCP (transmission control protocol)/UDP (User Datagram Protoco (UDP))/IP (Internet protocol), HTTP etc.; If control terminal is a fixed telephone, then and the communication protocol between the RCMC be exactly the communication protocol of public telephone switching network itself;
Communication protocol between RCMC and the CGW, if by Internet, then can be based on TCP/UDP/IP agreement, HTTP etc.; If public's cordless communication network then can be SMS, TCP/UDP/IP agreement, WAP etc.;
Communication protocol between CGW and the controlled device can be short-distance wireless communication technologies such as WLAN (WLAN (wireless local area network)), bluetooth, radio communication, also can be short distance cable communicating technologies such as Ethernet, serial ports;
Described cordless communication network can be GSM (global system for mobile communications), GPRS (GPRS), CDMA (code division multiple access), WCDMA (Wideband Code Division Multiple Access (WCDMA)), WLAN (WLAN (wireless local area network)), satellite communication and other cordless communication network;
Described wireline communication network can be PSTN (public telephone switching network), Internet (Internet), LAN (local area network (LAN)) and other wireline communication network.
In order to realize providing unified interface to the remote control operation of various dissimilar equipment, tele-control system of the present invention adopts tree-like managerial structure to the management of controlled device, as shown in Figure 4, Fig. 4 is to be the tree-like managerial structure figure of example explanation security protection kind equipment and three table kind equipments with HCGW (home controlling pass), this tele-control system can be determined according to actual conditions the classification of controlled device and the level of classification in specific implementation and implementation process;
As Fig. 4, CGW and concrete controlled device are strong correlations, and RCMC does not have direct relation with concrete controlled device;
System of the present invention adopts the mode of device description template to solve the problem that RCMC need adapt to dissimilar CGW and controlled device, makes RCMC only need pay close attention to service logic and has shielded the otherness of different controlled devices;
The device description template is based on tree-like managerial structure figure, is used to describe nodename, the node ID of each tree-like node, the information such as operational attribute of node.Wherein said nodal operation attribute has mainly been described and can the remote control operation command list (CLIST) of this node enforcement have been comprised: information such as command name, order ID, command parameter number, parameter type; So not only can implement Long-distance Control, can also implement same remote control operation simultaneously a kind equipment even all devices to concrete some equipment;
The device description template is static descriptor, and dissimilar CGW follows unified template style but the content difference, preserves the device description template of self among each CGW, the device description template of in store all CGW types among the RCMC; Device description template among the RCMC can be a static configuration, also can dynamically be reported by CGW;
In the tele-control system running, be provided with memory among the CGW, preserve dynamic status information of equipment, be used under the current running status of register system state information by the controlled device of this CGW control and management; Be provided with memory among the RCMC, be used to preserve the state information of CGW, can be in needs to concrete CGW query facility state information, also can preserve the copy of the status information of equipment of CGW simultaneously among the RCMC, when the equipment state among the CGW changes, need notify RCMC to upgrade the corresponding apparatus state information synchronously in real time or regularly.
The present invention also provides a kind of long-range control method, and this method has realized various dissimilar controlled devices are carried out unified control, administer and maintain, and concrete operation is as described below:
Before implementing Long-distance Control, CGW needs can insert tele-control system to the RCMC registration earlier, RCMC meeting root a tree name certain strategy and method are carried out legitimate verification to CGW, avoid illegal CGW connecting system, Fig. 5 has described the basic service logic of CGW registration process, and this registration process comprises the steps:
Step 1:CGW sends register requirement;
CGW powers on, restarts or connect under the situation such as interruption and initiates register requirement to RCMC, carry in this request message: version number, CGW device identification and the relevant information that is used for authentication, for the sake of security, these information also can by other independently message flow carry;
Step 2:RCMC carries out validity checking to CGW, has only legal CGW register requirement to be accepted by RCMC;
Step 3:RCMC sends the registration response to CGW, and indication accepts still to refuse the register requirement of CGW, and the information such as reason of refusal;
Step 4: but as selection operation, RCMC can report static device description template information to the CGW request as required, RCMC can carry out validity, validity checking to this, CGW sends described static device description template information to RCMC, RCMC receives and sends response message after this information to CGW, indicates whether to receive this information and whether the device description template content is correct;
Step 5:CGW can be as required with controlled device alternately to obtain the state information of controlled device in real time;
Step 6: but as selection operation, RCMC can be as required to CGW request reporting equipment state information, CGW sends described status information of equipment to RCMC, RCMC receives and sends response message after this information to CGW, indicate whether to receive this information and content whether with the device description template matches;
Step 7: but as selection operation, can carry out time synchronized as required between RCMC and the CGW;
Needing to carry out necessary parameter between step 8:RCMC and the CGW consults;
Step 9: after aforesaid operations was finished, RCMC notice CGW registration process finished.
Finish registration at CGW, insert under the state of tele-control system, control terminal is implemented remote control operation, and as shown in Figure 6, this process specifically comprises:
Step 20: control terminal is initiated the Long-distance Control connection request to RCMC, carries version number, user's sign in this request message and is used for the relevant information of authentication;
Step 21:RCMC carries out necessary validity checking according to certain strategy and method to the user;
Step 22: after above-mentioned validity checking was finished, RCMC sent response message to control terminal, and this response message comprises refusal or accepts connection request, if response message then illustrates Reason For Denial for refusal in this message; If response message can be tabulated and relevant information by the CGW that control terminal is managed for accepting, need providing;
Step 24: the user selects to enter specific CGW according to described CGW tabulation and relevant information;
Step 24: if preserved effective status information of equipment among the RCMC, then this process does not need; If RCMC does not preserve effective status information of equipment, then need to obtain status information of equipment to the CGW of appointment;
Step 25:RCMC is with status information of equipment and the some or all of by rights control terminal that returns to of device description Template Information of the CGW of appointment;
Step 26: control terminal is selected specific Be Controlled node and remote control command according to status information of equipment of describing with tree structure and device description Template Information, if what the user selected is leaf node, then be equivalent to select concrete equipment, if what the user selected is intermediate node, then be equivalent to select a kind equipment or even all devices; The user selects the process of Be Controlled node to carry out once or repeatedly finishing alternately with RCMC as required, perhaps directly and step 27 is disposable finishes;
Step 27: control terminal sends the remote control operation order of appointment to RCMC to selected Be Controlled node;
Step 28:RCMC transmits the remote control command of control terminal and gives CGW;
RCMC is transmitted to CGW with the remote control command of control terminal in the mode that CGW can understand;
Steps A 29:CGW converts remote control command to controlled device understandable mode and sends to controlled device, and controlled device is given CGW return result after finishing the operation of appointment; If the control operation logic of controlled device realizes in CGW, then CGW may not need and the mutual and direct operation command of controlled device; Last CGW is to RCMC return result;
Step 30:RCMC returns to control terminal with execution result, and remote control operation is finished.
In tele-control system running of the present invention, RCMC and CGW can be regularly or some necessary state informations synchronously in real time, and as shown in Figure 6, information synchronization business basic between this RCMC and CGW comprises:
A) regularly carry out time synchronized between RCMC and the CGW as required;
B), then need regularly to carry out batch between RCMC and the CGW synchronously if preserved effective status information of equipment among the RCMC;
C) other state information, as key information, authentication information etc. also can be as required synchronously or upgrade regularly;
D) need regularly to shake hands between RCMC and the CGW, with the validity that guarantees to connect;
E) CGW can carry out information interaction with controlled device as required, obtains up-to-date status information of equipment in real time;
F) if CGW discovering device state changes, and preserved effective status information of equipment among the RCMC, with the real-time informing RCMC state information of updating the equipment;
In sum, the present invention makes control terminal communicate by letter with RCMC by introducing RCMC and CGW, and RCMC communicates by letter with CGW, and CGW communicates by letter with controlled device, has realized various dissimilar controlled devices are carried out Long-distance Control and management.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (19)
1, a kind of tele-control system comprises control terminal, controlled device, it is characterized in that, also comprises: remote control management center RCMC and control gateway CGW;
Described RCMC links to each other with control terminal and CGW, is used to the information of maintaining system data, and carries out two-way communication with control terminal and CGW;
Described CGW links to each other with controlled device, is used for control command with RCMC and is converted to the order that controlled device can discern and is transmitted to controlled device, and the execution result of controlled device is returned to RCMC.
2, a kind of tele-control system as claimed in claim 1, it is characterized in that, be provided with memory among the described CGW, be used to preserve dynamic status information of equipment, the state information of the controlled device of controlling and managing by described CGW under the current running status of register system; Be provided with memory among the described RCMC, be used to preserve the connection state information of CGW, and/or preserve status information of equipment and with CGW in the status information of equipment preserved synchronous.
3, a kind of tele-control system as claimed in claim 1 is characterized in that, described system adopts tree line pipe reason structure to describe and manage various dissimilar controlled devices, and provides unified interface to remote control operation.
4, a kind of tele-control system as claimed in claim 3, it is characterized in that, described system also includes the device description template, is used to solve the problem that RCMC need manage dissimilar CGW and controlled device, shields the difference of dissimilar controlled devices on remote control operation.
5, a kind of tele-control system as claimed in claim 4 is characterized in that, described device description template is used to describe nodename, the node ID of each tree-like node, the operational attribute of node.
6, a kind of tele-control system as claimed in claim 5 is characterized in that, the operational attribute of described node is used to describe and can comprises command name, order ID, command parameter number, parameter type to the remote control operation type of described node enforcement.
7, as claim 4 or 5 described a kind of tele-control systems, it is characterized in that, described device description template is static descriptor, dissimilar CGW follows unified template style, the template content difference, preserve the device description template of self among each CGW, preserve the device description template of all CGW types among the RCMC.
8, a kind of long-range control method is characterized in that, comprising:
A, control terminal send remote control command;
B, RCMC transmit described remote control command to CGW, are forwarded to controlled device by CGW again;
C, controlled device return execution result and give control terminal.
9, a kind of long-range control method as claimed in claim 8 is characterized in that, described steps A also comprises:
A1, before sending remote control command, CGW registers to RCMC, RCMC carries out legitimate verification to CGW.
10, a kind of long-range control method as claimed in claim 9 is characterized in that, described steps A 1 specifically comprises:
A11, CGW send register requirement to RCMC, by RCMC described CGW are carried out legitimate verification, and return the registration response;
A12, RCMC and CGW carry out parameter negotiation, and registration is finished.
11, a kind of long-range control method as claimed in claim 9 is characterized in that, described steps A 1 also comprises:
A13, RCMC are to CGW acquisition request static device description template and/or status information of equipment.
12, a kind of long-range control method as claimed in claim 11 is characterized in that, described device description template can static configuration, or is dynamically reported by CGW.
13, a kind of long-range control method as claimed in claim 9 is characterized in that, described steps A 1 also comprises:
Carry out time synchronized between A14, RCMC and the CGW.
14, as each described a kind of long-range control method in the claim 8 to 11, it is characterized in that described steps A also comprises:
A2, control terminal send the Long-distance Control connection request to RCMC;
A3, RCMC carry out the user validation checking to described control terminal, return the connection request response message.
15, a kind of long-range control method as claimed in claim 14, it is characterized in that described steps A specifically comprises: control terminal is selected specific Be Controlled node and remote control command according to status information of equipment and/or device description Template Information that RCMC returns.
16, a kind of long-range control method as claimed in claim 14 is characterized in that, described connection request response message comprises:
The refusal response then illustrates Reason For Denial in described response message; Or,
Acceptance response comprises the CGW list information that can be managed by control terminal in the then described response message.
17, a kind of long-range control method as claimed in claim 8 is characterized in that, described method also comprises:
Synchronization Status Message termly or in real time between D, RCMC and the CGW.
18, a kind of long-range control method as claimed in claim 17 is characterized in that, described step D specifically comprises:
Time is carried out regularly synchronous; And/or,
Status information of equipment is carried out regularly synchronously; And/or,
Real-time informing RCMC when CGW detects the equipment state change.
19, as claim 8 or 17 described a kind of long-range control methods, it is characterized in that described method also comprises:
Regularly carrying out equipment room between E, RCMC and the CGW shakes hands.
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