CN1481120A - Remote control of networked information household electrical appliances and safety authentication device as well as method - Google Patents
Remote control of networked information household electrical appliances and safety authentication device as well as method Download PDFInfo
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- CN1481120A CN1481120A CNA021440816A CN02144081A CN1481120A CN 1481120 A CN1481120 A CN 1481120A CN A021440816 A CNA021440816 A CN A021440816A CN 02144081 A CN02144081 A CN 02144081A CN 1481120 A CN1481120 A CN 1481120A
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Abstract
The system includes household electrical appliances, control device, server, security detection device and users' terminals. Electrical appliances provide corresponding service as well as provide report of service and device states to household network. Control device monitors service and device states provided by appliances as well as creates status list of appliances. Server provides the control page for user to control the electrical appliance, and transmits control command sent by user to control unit as well as receives status information of appliance from control unit in order to create page dynamically for user to control appliance. The security detection device carried out safety authentication to users who apply IP address, allowing users passed through authentication sending out control command to control unit and masking out users not passed through authentication. The system also includes terminals, where users input commands.
Description
Technical field
The present invention relates to a kind of Long-distance Control and safety certification device and method of network information household electrical appliances.Specifically, relate to by the Internet and the home appliance in the home network is carried out the apparatus and method of Long-distance Control and differentiate the method for user identity.
Background technology
Network information household electrical appliances are to incorporate advanced digital media technology and network technology in traditional household electrical appliances form, are applicable to the novel household appliance of home networking environment.On the whole, information household appliances equipment can be divided into two classes: a class is that digital technology and network technology are integrated on the conventional domestic electrical equipment, sets up the home networking environment by this.This series products had both kept the consistent hommization control of traditional home appliance, and advanced network function and digital function is provided again.Refrigerator that for example can online division, can watch internet program television set, listen to the internet radio of Internet radio.
Another kind is the information products electrification of domestic, comprises the PC of set-top box, DVB (digital video broadcasting) machine even electrification of domestic etc.It is inner to constitute the software kit that comprises flush bonding processor, relevant support hardware (as display card, storage medium, IC-card or credit card fetch equipment), embedded OS and application layer etc.On technical spirit, from existing mobile communication equipment and PC, separate some common functions exactly, combine closely with digital technology and network technology, computer and household electrical appliances are combined together perfectly.Keep consistent powerful Digital Media function, network function, incorporated the property easy to control of household electrical appliances simultaneously again.
Information household appliances have reduced the mutual obstacle between man-machine, given prominence to application function, both possessed that ordinary electrical home appliance is simple to operate, the advantage of stable performance, cheap, easy maintenance, can give prominence to network function again, for example network browsing, amusement game function, send and receive e-mail, receive Web broadcast, playing network streaming media etc., it is simple to operate in addition, therefore concerning the user of general information demand, has suitable attraction.
Composition based on home network is divided into three levels, i.e. hardware layer, software layer and key-course substantially.Wherein hardware layer mainly comprises information household appliances equipment, and network layer is the network layer in order to the link information household electrical appliances towards the household internal network, and the safety detection device that home network is inserted the Internet.Key-course comprises based on the control centre of home network in order to the information household appliances of control household internal.
At present, the hardware layer and the network layer of the configuration of the home network of information household appliances are relatively perfect.But key-course also relatively is short of.
Though network information household electrical appliances provide the good network function of browse, support simultaneously the procotol of multiple standards again, but the network function of present network home appliance all only is positioned one and independently moves module, fully powerful network function is not effectively integrated with interactive means and tame electric control.For example, for set-top box, people often must be by directly controlling control panel or coming switch, include, change platform, increase and decrease volume etc. with remote controller.If we are away from home now so, know suddenly that now playing us wants the TV programme seen very much, in this case, we need carry out Long-distance Control to set-top box by networks such as internets, make it note us and want the program seen.By network can also make the housewife outside by the Internet to the network information home appliance in the family, microwave oven for example, washing machines etc. carry out Long-distance Control.
Therefore need a kind of can let us no matter wherever, can both control the technology of the network appliance in the family by the Internet.
In addition, owing to exist the hidden danger of network security aspect, the computer system that some people utilizes the leak malice on the network security to invade other people at present.Therefore, in order to prevent other people intrusion, need provide a kind of discriminating to insert the user of home network from the outside to guarantee the technology of home network security to home network.
Summary of the invention
An object of the present invention is to provide and a kind ofly can make the user utilize portable set the home appliance that connects in the home network to be carried out the system and method for Long-distance Control by the Internet.
Another object of the present invention provides a kind of authentication method that can differentiate the user identity that inserts home network.
According to a first aspect of the invention, provide a kind of tele-control system of remote control of domestic network, this system comprises a plurality of home appliances, and the service and the status information of equipment that corresponding home appliance service are provided and are provided to the home network report are provided; Control device is used to monitor the described home appliance of access network and service and the state information that described home appliance provides, and generates the status list of described home appliance; Server, be used for providing the control page of the described home appliance of control, and the control command that the user sends be sent to control device and receive state information from the described home appliance of control device so that dynamically generate the page of controlling for the user to the user; Safety detection device is used for request IP address user is carried out authentication so that the user by authentication can be to the control device sending controling instruction, and shields not the control command by the user of authentication; User terminal is used to insert the Internet and to the described home appliance sending controling instruction of access network, so that described home appliance is carried out corresponding service.
According to a second aspect of the invention, provide a kind of method of remote control of domestic network, the method comprising the steps of: send the request of control home appliance to home network by the Internet; Identifying user identity sends the user's of control request legitimacy with affirmation; If the user is by authentication then the control page of the control home appliance of dynamic generation is provided to the user; The control page sending controling instruction that provided is provided the user.
According to a third aspect of the present invention, provide a kind of in the tele-control system of remote control of domestic network the method for identifying user identity, comprise step: receive control logging request from the user; Verify Your Identity page is provided and generates authentication sequence number at random to the user in order to user's input information is encrypted; Input user's identity information on described Verify Your Identity page, and submit described Verify Your Identity page to; The friendly user account number of described authentication information and household internal is checked; If by authentication, then provide the control that home appliance the is controlled page to the user.
Description of drawings
To make purpose of the present invention by the description of embodiments of the invention being done below in conjunction with accompanying drawing, it is more apparent that feature and advantage become.
Fig. 1 is the schematic diagram of explanation according to the remote household network control system of the embodiment of the invention;
Fig. 2 is according to the operational flowchart of embodiments of the invention by user's remote control of domestic network;
Fig. 3 is the operational flowchart that www server carried out after the user is by authentication according to the present invention;
Fig. 4 is the operational flowchart according to the home network control centre of the embodiment of the invention; With
Fig. 5 is the schematic diagram of the cooperation relation of each layer in the expression home network tele-control system.
Embodiment
Below with reference to the remote control of domestic network system of Fig. 1 description according to the embodiment of the invention.As shown in Figure 1, the remote control of domestic network system comprises a plurality of information household appliances equipment that are connected in the home network.Various home appliances are connected with home network control centre by bus.All information household appliances equipment and control centre all have an interface.As an example, this interface can be for example 10Mbps or the adaptive Fast Ethernet interface of 10/100Mbps, but the invention is not restricted to this.Control centre and network information household electrical appliances are connected to complete home network environment of formation in family's backbone network by self-adapting high-speed Ethernet interface separately in wired or wireless mode.As an example, control centre can be personal computer (PC) or server.Pass through ICP/IP protocol between information household appliances equipment and the control centre or between the information household appliances equipment, udp protocol (User Datagram Protoco (UDP)), standard agreements such as wireless transmission protocol communicate.Like this, a network generally can comprise a plurality of according to predefined communication protocol exchange and the information household appliances equipment that physical layer is connected that passes through that transmits data.
For information household appliances equipment, when linking home network, initiatively all services that provide to this home appliance of network notifications and current equipment state.And accept the control command that control centre sends.All information household appliances equipment and control centre are unified to obtain the IP address of oneself from DHCP (Dynamic HostConfiguration Protocol DHCP) server.Each information household appliances equipment comprises the interface data that is used to be provided with through networking command and control information home appliance interface (HTML for example, XML, JAVA, JAVASCRIPT, GIF, JPEG, graphic file, or any other is used for the form of required purpose).As an example, each information household appliances equipment comprises one or more HTML(Hypertext Markup Language) pages or leaves that are used for order and control information home appliance.
In addition, control centre is connected with www server.Control centre monitors service and the current state that the information household appliances equipment that adds in the network and they provide on the one hand.Monitor the control command that www server sends simultaneously, and by conversion control command is decrypted and sends to corresponding controlled plant, then the state information with current device feeds back to www server.
Www server provides the control page of being controlled the network information household electrical appliances of household internal by the user.And be responsible for the instruction that the user sends sent to control centre by encryption and will dynamically be generated the page by the status information of equipment that control centre sends delivering to the user through encrypting.In this article, the implication of term " page " is a dynamic web page, wherein comprises the related content of enciphered message and Equipment Control webpage.This remote control domestic electrical equipment device systems also comprises safety detection device 4, and an end of safety detection device 4 connects the household internal network, promptly is connected to www server 3, and the other end is connected to the Internet.As an example, safety detection device 4 is one family gateways, its effect is to provide conversion between the Internet and household internal net on the one hand, the another one main task is that the user is carried out authentication by the IP address of the Internet request, IP by authentication can be to control centre's transmitting control commands, and obtains the current state of home appliance.The IP by authentication will conductively-closed, the safety of protection household internal network.
The user by the Internet with the portable set that carries, PDA (personal digital assistant) for example, mobile phone or portable computer etc. are connected to the Internet home gateway and carry out authentication, have passed through to control after the authentication and then to the information household appliances in the household internal network.
As an example, home network can adopt browser technology, presents the HTML page or leaf according to Internet Standard, so as for the user provide a plurality of be used for order and control various information household appliances equipment graphical user interface (GUI).Each information household appliances equipment has the GUI that oneself customizes, comprise the file in one or more memories that are kept at home appliance in the home appliance, these files comprise the specifying information relevant with specific home appliance, and the whole interface description file that can show these information graphically.
Control centre comprises the static memory of storage control end program, and storage dynamically generates and the dynamic memory of transmitted data on network, and deal with data, the processor that dynamically generates data and carry out computing.Information household appliances equipment can comprise the static memory of memory device end program, stores dynamic memory, deal with data and the processors that carry out computing dynamically that generate and data Network Transmission.
The following describes the operation between control centre and the information household appliances equipment.When network information household electrical appliances insert home network, all services that provide to network notifications oneself and the current various states of equipment.When the affirmation at controlled center was fed back, equipment was finished the adding network development process.And announce the current running status of primary equipment at set intervals again.After this equipment transfers monitoring state to, the control command that the Monitoring and Controlling center sends.When receiving the control command that control centre sends, reading command information in the instruction buffer from dynamic memory.Analyze IP address, the control command type of control centre, and instruct coupling.If find and the command process module of self function match, finish the corresponding apparatus control action just call this instruction module.When instruction when complete, return the interface after the control command of executing of dynamic generation to the particular port of the IP address at control point and upgrade and describe document.And the action of this equipment of the next monitoring of startup particular port.When network information household electrical appliances deviated from network,, after the affirmation information at controlled center, get final product safety shutdown at first to Web broadcast equipment leave message.After information household appliances equipment dynamically added network, control centre added this equipment in the current device tabulation immediately, and the state of timing detection device.If when certain hour checkout equipment state, not response of equipment (for example, equipment is locked or closed by force), determining apparatus deviated from network then, simultaneously will this equipment slave unit tabulation in deletion.
Home gateway 4, promptly safety detection device is the tie that connects household internal network and the Internet.In order to prevent that the disabled user from passing through malicious script and illegally controlling household internal equipment, or invade the household internal network, during resource in extraneous user capture household internal network, at first need identity authorization system by safety detection device.
According to the present invention, the user identity rank is divided into common grade user and authority levels user.Common grade user is meant the user account number that is regarded as the close friend that has created home network inside.Domestic consumer needs to sign in to by Internet earlier domestic consumer's Verify Your Identity page of safety detection device, input user's name, password.Safety detection device generates the authentication sequence number to user's name, the cipher random of input.This authentication sequence number is used for to the content-encrypt of user's input, simultaneously because this authentication sequence number is dynamically to generate, so can prevent that the disabled user from passing through malicious script and illegally controlling the home appliance that connects on the home network.When the user will carry out Long-distance Control to home appliance by the Internet, when submitting identity information to, the user carries out local encryption earlier, safety detection device carries out corresponding decryption oprerations after receiving user's crypto identity information, and checks with the friendly user account number of household internal.If login user is not by authentication, safety detection device 4 is labeled as the unknown with this IP, gets back to Verify Your Identity page requirement user once more simultaneously and carries out authentication again.If the user is by authentication, safety detection device will be noted this user's IP address, and this IP is labeled as the authentication sequence number that friendly IP generates simultaneously automatically will be set to come into force.And the automatic user that the control page of user side is forwarded on the www server 3 controls on the page.Simultaneously, activation pin is to this user's timer, when the longest login time that surpasses that timer is provided with, this IP address is labeled as the unknown, automatically the authentication sequence number that generates simultaneously is set to lose efficacy, user's current connection will be forwarded to Verify Your Identity page by safety detection device 4, carry out identity validation again.Can effectively prevent like this in the IP address when stolen, to the generation of the phenomenon of the illegal control of the network home appliance of household internal.
Authority levels user is meant that the user has obtained the user who passes through the certificate of certification of encrypting who is issued by safety detection device 4.Authority levels user utilizes portable set at first to sign in to the authority levels authenticating user identification page on the safety detection device.Login and automatically user's letter of identity is submitted to safety detection device behind this page and verify, if the certificate of issuing with gateway is consistent then be friendly IP with this IP address mark automatically.And the automatic user that the control page of user side is forwarded on the www server controls on the page.User's login time is uncontrolled, but after the current interval of the operating time of user's the last time distance surpassed the time upper limit of an appointment, it was overtime then to look the user, and this moment, this IP was labeled as unknown IP.As user once more during transmitting control commands, will be forwarded to the authorized user identities certification page again, automatically the legitimacy of verification identity.If the identity of verification is inconsistent, then point out the authentication failure, jump to domestic consumer's Verify Your Identity page.Certificate of certification has a term of validity, and having crossed this certificate of the term of validity will cease to be in force automatically.The user needs to obtain an authentication certificate from gateway again.
Describing the user in detail below in conjunction with Fig. 2 utilizes portable set to carry out the login process of Long-distance Control.At step S21, the user signs in to safety detection device 4 (home gateway) by the Internet.After safety detection device 4 receives the logging request that the user sends, Verify Your Identity page is provided and generates the authentication sequence number at random to portable set at step S22.This authentication sequence number is used for to the information encryption of user's input.When submitting identity information to, the user carries out local encryption earlier.The user imports user's identity information on the Verify Your Identity page that safety detection device 4 is sent, user name for example, and contents such as password, and logging request is submitted to safety detection device 4 at step S23.At step S24, the log-on message that 4 couples of users of safety detection device submit to is carried out authentication.Safety detection device carries out corresponding decryption oprerations after receiving user's crypto identity information, and checks with the friendly user account number of household internal.If by authentication, then obtain the control page of user by safety detection device 4 from www server to home appliance at step S25 at step S24.If not by the checking of safety detection device, then return step S22 and provide Verify Your Identity page to the user again at step S24.
Below in conjunction with Fig. 3 the operation that www server carried out after the user was by authentication is described.At step S31, www server receives the application of the acquisition control page of the empirical tests that safety detection device 4 transmits, and the user controls the user that the page navigated on the www server automatically and controls on the page.At step S32, www server obtains current available network home appliance list of devices and service and the state information that they provide by to control centre's inquiry.Authorize control authority (for example, the authority of controllable devices such as the head of a family, child, guest height is different, and controllable equipment is also different) according to the situation of household internal at different user then.If fail to obtain list of devices and equipment state at step S32, then continue to ask to control centre from control centre.If www server has obtained list of devices and equipment state at step S32 from control centre, then dynamically generate user's control interface, and will control the interface passes to the user by safety detection device 4 portable set at step S34 at step S33.The user can carry out control corresponding to the information household appliances equipment in the home network on this control page.The control command that the user sends is with encrypted, and the instruction after the encryption sends to control centre 2.Control centre 2 will be decrypted, and isolate User IP, authentication sequence number (certificate serial number), control command.Whether control centre 2 is labeled as the close friend to safety detection device 4 inquiring user IP, and whether authentication sequence number (certificate serial number) is for coming into force.If Query Result judges then that for not this user is the disabled user, control command is invalid.Otherwise, then control information is sent to corresponding network home appliance equipment, and obtains the current status information of equipment that network home appliance equipment feeds back, and this state information is sent to www server 3.Www server 3 feeds back to the user after it is encrypted.The authentication that 4 couples of users of safety detection device carry out and the affirmation of control centre make The whole control safer, reliable.
Operation below in conjunction with Fig. 4 information description control centre 2.
The operation of control centre 2 mainly is divided into three parts, that is, the request of obtaining list of devices and status information of equipment that response www server 3 is submitted to is to tabulation of www server 3 transmitting apparatus and status information of equipment; Corresponding authentication operation is carried out in the user rs authentication that response safety detection device 4 carries out; Running status with the monitoring information home appliance.Respectively this is described below.
2 pairs of responses that insert the information household appliances equipment of home network of control centre at first are described.When network information man was electrically connected in the home network and is moving, effectively the particular port of the network address sent the current running status report of information household appliances equipment in network, announces oneself and has been connected to network, can accept control now.And announce the current running status of primary equipment at set intervals again.The state of the information household appliances equipment that connects on control centre's 2 monitoring networks, receive the announcement that information household appliances equipment sends after, upgrade the list of devices and the equipment state of wherein storage.To the state of www server 3 feedback information home appliances, and if user when home appliance being controlled, to the state of user feedback home appliance by the Internet.
The following describes the response of user's control command of 2 pairs of safety detection devices of control centre, 4 transmission.Control centre receives the control command that the user sends by safety detection device 4 and www server 3, and confirms the user's of sending controling instruction legitimacy to safety detection device 4.If confirming this user is validated user, then the control command of the user being sent by control centre is forwarded to corresponding information household appliances equipment.And wait receives the next control command from the user.In addition, control centre is behind the relevant device sending controling instruction, feeds back to the user who sends control command also to the running state information of www server 3 feedback devices, and with this equipment running status by www server 3 and safety detection device 4.If control centre confirms that to safety detection device 4 result of user validation fails, the user then can not control by 2 pairs of information household appliances equipment of control centre.Simultaneously return login page to the user again by control centre.
The following describes the response of the control command that 2 pairs of www servers 3 of control centre send.The control command that www server 3 sends according to the user receives the application of obtaining the control page that safety detection device 4 is transmitted.Control centre 2 receives the request of obtaining information household appliances list of devices and equipment state to control centre that www server 3 is submitted to this response.From memory, extract the list of devices and the equipment state of corresponding information home appliance, and it is returned to www server 3.The control interface that list of devices that www server 3 returns according to control centre and status information of equipment dynamically generate the user, and send user's portable terminal device to through safety detection device 4.
Fig. 5 is the schematic diagram of the cooperation relation of each layer in the expression home network tele-control system.Black italics among the figure is partly represented this process encryption.Cooperation and operating process thereof between shown in Figure 5 each layer are described referring to figs. 2 to the operating process of the each several part shown in 4, and the descriptions thereof are omitted at this.The purpose that provides Fig. 5 is to make relation between each layer and instruction stream to clearer.
So far in conjunction with the preferred embodiments of the present invention the present invention is had been described in detail, those skilled in the art can make various improvement and variation under the situation of the scope and spirit essence that does not break away from claims.
Claims (18)
1. the tele-control system of a remote control of domestic network comprises:
The service and the equipment state that corresponding home appliance service are provided and are provided to the home network report are provided a plurality of home appliances;
Control device is used to monitor described home appliance that inserts home network and service and the state information that described home appliance provides, and generates the status list of described home appliance;
Server, be used for providing the control page of the described home appliance of control, and the control command that the user sends be sent to control device and receive state information from the described home appliance of control device so that dynamically generate the control page of controlling for the user to the user;
Safety detection device is used for request IP address user is carried out authentication so that the user by authentication can be to the control device sending controling instruction, and shields not the control command by the user of authentication;
User terminal is used to insert the Internet and to the described home appliance sending controling instruction of access network, so that described home appliance is carried out corresponding service.
2. the tele-control system of remote control of domestic network according to claim 1 is characterized in that described server is to encrypting and be sent to control centre by the control command of safety detection device checking.
3. the tele-control system of remote control of domestic network according to claim 2, what it is characterized in that described control device receives that the user sends pass through described safety detection device checking and by the control command of described server for encrypting, and sends it to corresponding home appliance after described control command deciphered.
4. according to the tele-control system of the described remote control of domestic network of any one claim in the claim 1 to 3, it is characterized in that described control device receives state information that described controlled home appliance returns and described state is sent to described server, so that described server dynamically generates the page of the described home appliance of control.
5. the tele-control system of remote control of domestic network according to claim 1 is characterized in that described user is a mobile phone, personal digital assistant or personal computer.
6. the tele-control system of remote control of domestic network according to claim 1 is characterized in that the authentication information that safety detection device checking user submits to and generates the authentication sequence number at random.
7. the method for a remote control of domestic network comprises step:
Send the request of control home appliance to home network by the Internet;
Identifying user identity sends the user's of control request legitimacy with affirmation;
If the user is by authentication then the control page of the control home appliance of dynamic generation is provided to the user;
The control page sending controling instruction that provided is provided the user.
8. the method for remote control of domestic network according to claim 7 is characterized in that further comprising service and state information that the home appliance of monitoring access network and described home appliance provide, and generates the step of the status list of described home appliance.
9. the method for remote control of domestic network according to claim 7, it is characterized in that identifying user identity further comprises to the user with the step of the user's that confirm to send control request legitimacy provides Verify Your Identity page, accepts user's authentication information and generates the authentication sequence number at random so that the step that described authentication information is encrypted.
10. the method for remote control of domestic network according to claim 9 is decrypted it after it is characterized in that further comprising the subscriber authentication information that receives encryption, and the step of checking with the user account number of home network inside.
11. the method for remote control of domestic network according to claim 7 is characterized in that if login user not by authentication, then returns the authentication page so that carry out authentication to the user once more.
12. the method for remote control of domestic network according to claim 7, it is characterized in that further comprising that the response user controls the request of described home appliance, obtain the tabulation of described home appliance and the step that state information dynamically generates the described control page thereof.
13. the method for remote control of domestic network according to claim 7 is characterized in that further comprising step from the control command that receives to home network that report the state information that described home appliance is current after described home appliance is carried out the control corresponding operation according to.
14. the method for remote control of domestic network according to claim 13 is characterized in that further comprising that the state information that receives described home appliance report encrypts and feed back to user's step to it.
15. the method for an identifying user identity in the tele-control system of remote control of domestic network comprises step:
Reception is from user's control logging request; Verify Your Identity page is provided and generates authentication sequence number at random to the user in order to user's input information is encrypted;
Input user's identity information on described Verify Your Identity page, and submit described Verify Your Identity page to;
The friendly user account number of described authentication information and household internal is checked;
If by authentication, then provide the control that home appliance the is controlled page to the user.
16. according to claim 15 in the tele-control system of remote control of domestic network the method for identifying user identity, it is characterized in that if propose to control the user of logging request by authentication, then mark the user as the unknown subscriber, and provide Verify Your Identity page to it once more, while opening timing device, when the longest login time that surpass to be provided with, then mark the user as the unknown subscriber.
17. according to claim 15 in the tele-control system of remote control of domestic network the method for identifying user identity, it is characterized in that further comprising when the user submits identity information to and earlier described identity information carried out local cipher,
18. according to claim 15 in the tele-control system of remote control of domestic network the method for identifying user identity, it is characterized in that further comprising the identity information of user's input encrypted by the described authentication sequence number that generates at random.
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| CNB021440816A CN1172485C (en) | 2002-09-30 | 2002-09-30 | Remote control of networked information household electrical appliances and safety authentication device as well as method |
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| CNB021440816A CN1172485C (en) | 2002-09-30 | 2002-09-30 | Remote control of networked information household electrical appliances and safety authentication device as well as method |
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