CN1160909C - Digital home network system - Google Patents

Digital home network system Download PDF

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Publication number
CN1160909C
CN1160909C CNB021260524A CN02126052A CN1160909C CN 1160909 C CN1160909 C CN 1160909C CN B021260524 A CNB021260524 A CN B021260524A CN 02126052 A CN02126052 A CN 02126052A CN 1160909 C CN1160909 C CN 1160909C
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China
Prior art keywords
gateway
equipment
control
digital
device
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CNB021260524A
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Chinese (zh)
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CN1459957A (en
Inventor
任艳频
姜珊
李明
孟闯
张渊毅
罗予晋
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联想(北京)有限公司
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Priority to CN021196575 priority Critical
Priority to CN02119657.5 priority
Priority to CN02119657 priority
Application filed by 联想(北京)有限公司 filed Critical 联想(北京)有限公司
Priority to CNB021260524A priority patent/CN1160909C/en
Priority claimed from PCT/CN2003/000646 external-priority patent/WO2004015924A1/en
Publication of CN1459957A publication Critical patent/CN1459957A/en
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Publication of CN1160909C publication Critical patent/CN1160909C/en

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Abstract

The present invention discloses a digital household network system which is used for controlling the interconnection and resource sharing of more than one household device. The digital household network system is characterized in that the digital household network system comprises a gateway and at least one household device, wherein the gateway is used for explaining and converting network protocols and processing commands and data; the household device is directly connected with the gateway or connected with the gateway through an adapting apparatus. By the digital household network system, various household devices can be connected to the same network and are integrally controlled. Therefore, the digital household network system not only has the advantage of simple, flexible and convenient operation but also fully meets the requirement of subscribers for household device control and resource sharing and provides a comfortable household environment for the subscribers.

Description

Digital family network system

Technical field

The present invention relates to the digital network networking technology, be meant a kind of digital family network system especially.

Background of invention

Along with the fast development of electronics and network technology and improving constantly of living standards of the people, people are also more and more higher to the requirement of quality of life, and domestic environment intellectuality, digitlization, informationalized demand are also enlarged day by day.Present existing intelligent residence mainly is to have building talkback, gate control system, all kinds of warning, emergency help system and long-range super table system, and for all kinds of housed devices of household internal, such as: household PC, information terminal, set-top box, palmtop PC, TV, refrigerator, computer, air-conditioning, water heater, electric light or the like, it is not constituted a whole network as yet up to now, can not realize unified control and resource-sharing fully.Because the various housed devices in the family all are separating controlling at present, use remote controller or the switch of oneself separately, be very complicated inconvenient for the user, can not fully reach digitlization, intelligentized purpose.And, between housed devices such as the household PC that can store and provide the various information resource, information terminal, set-top box, palmtop PC, also fail to realize well sharing of resource.

On the other hand, if certain user wants to open or close certain housed device in the family by Long-distance Control, because various electrical equipment all separate, the information transmission of equipment room and control anywhere or anytime be can not realize, can't operation and more comfortable living environment be simply and easily provided for the user.

Summary of the invention

In view of this, main purpose of the present invention is to provide a kind of digital family network system, make it that various housed devices all are connected into consolidated network, unify control, the shared system resource, not only simple to operate, flexible, convenient, and fully satisfy the requirement of user to home equipment control and resource-sharing, for the user provides very comfortable domestic environment.

For achieving the above object, technical scheme of the present invention is achieved in that

A kind of digital family network system is used to control the interconnection and interflow and the resource-sharing of an above housed device, and this system also comprises:

Gateway, be used to realize registration, cancellation and the resource management of equipment and service behind the housed device access network, control between the housed device and the explanation and the conversion of link establishment, transfer of data and order between housed device and the external network and agreement, this gateway directly or by adaptive device links to each other with one or above housed device;

Described gateway further is made up of door gateway and control gateway, and this door gateway links to each other by broadband interface with control gateway, wherein,

Door gateway has broadband cabled or wave point, is used to realize the shared broadband access between housed device and the external network, realizes the resource management to all housed devices, and response is also handled all kinds of requests of housed device;

Control gateway has the wired or wireless interface in arrowband, is used to realize protocol conversion and transfer of data between broadband home equipment and the arrowband housed device, and the access of control arrowband housed device.

Wherein, described door gateway and described control gateway can be arranged in the same equipment, or independent respectively the setting.

This system also further comprises server, is used for stored information and handles the distribution of media request, and this server links to each other with door gateway by broadband interface; Simultaneously, this server can directly or by adaptive device be connected with at least one housed device.Described server is PC or the private server with equipment control and device service management function, resource management function, multimedia application function.

Adaptive device described in the top scheme is Digital Media control adapter or broadband adapter or arrowband adapter or digital control adapter or wireless digital control adapter.So, this door gateway can connect external network by broadband adapter; This control gateway links to each other with narrow-band communication equipments by the arrowband adapter, and wherein, narrow-band communication equipments is public switched telephone network (PSTN) phone, mobile phone, remote controller; Control gateway can also be controlled adapter by wireless digital and link to each other with the equipment that has wave point.

Described housed device comprises that information equipment, communication apparatus, amusement equipment, domestic electric appliance, automation equipment, guard monitor device or the like are used for the equipment of home automation.This information equipment refers generally to equipment such as household PC, palmtop PC, mobile radio terminal; Communication apparatus comprises equipment such as IP phone, video telephone, E-Mail machine; Amusement equipment comprise equipment such as set-top box, game machine; Household electrical appliance are domestic electric appliance or the collection of big data quantity video/audio or display device or the normal domestic use electric equipment with digital interface.This domestic electric appliance with digital interface links to each other with server by high speed digital interface; Described big data quantity video/audio collecting device or display device are controlled adapter (DMCA) by Digital Media and are linked to each other with door gateway; The normal domestic use electric equipment links to each other with control gateway by digital control adapter (DCA), and wherein, described normal domestic use electric equipment is household electronic products such as TV, air-conditioning, refrigerator, washing machine, microwave oven.

Therefore, digital family network system provided by the present invention has following advantage and characteristics:

1) the present invention adopts central controlled mode, and all kinds of different equipment are controlled directly or indirectly by server and gateway, at the different complexity of task, or transfers to gateway processes, or transfers to server process, has avoided the inhomogeneous of system loading as far as possible.In addition, centralized control has reduced the maintenance cost of system, has alleviated user's use burden, has greatly improved the treatment effeciency of system.

2) the present invention is directed to different instruction modes and data traffic, give different processing or data channel, can promote on the one hand the cost performance of whole system, but simplied system structure is on the other hand guaranteed the reliability of system.And for the domestic consumer, cost performance and reliability are very important purchase factors.

3) though the housed device numerous and complicated, solution of the present invention makes organic interconnected, the collaborative work of these equipment, and, allow the domestic consumer be achieved message reference anywhere or anytime, arbitrary amusement enjoyment and comfortable safe life staying idle at home with server or gateway control inhomogeneity equipment.

4) the present invention utilizes network technology that control all in the family is extended to the open air, can pass through variety of way anywhere or anytime, such as wireless, wired, network, housed device is controlled and is operated.And, utilize home network to make the various device in the whole family form an integral body, various device can be worked in coordination with to the domestic consumer complete service is provided.

5) native system is an open system, has taken into full account development in future and to the support of prior art and equipment, very strong exploitativeness and extensibility has been arranged.

6) the present invention has overcome the diversity of housed device and the particularity of network environment, made full use of real technology and equipment basis, particularly propose with existing development the most rapidly PC serve as the control core, and the function of fusion high speed and low speed gateway, make the automatization level of whole family obtain qualitative leap.

Description of drawings

Fig. 1 is the composition structural representation of digital family network system of the present invention;

Fig. 2 is the schematic diagram of digital family network system structure one embodiment of the present invention;

Fig. 3 is the flow chart of the present invention's one concrete application example;

Fig. 4 is the logical architecture schematic diagram of management service software of the present invention;

Fig. 5 is the schematic flow sheet of equipment reciprocal process.

Embodiment

Fig. 1 is the composition structural representation of digital family network system of the present invention, so-called digital home network just is meant the internal network that all housed devices is dynamically connected into different demands, all equipment can both be interconnected, and share all Internet resources.This digital home network is supported dynamic group net and the resource-sharing between housed device, thereby can improve interoperability and ease for use between housed device.Wherein, the concrete effect of dynamic group net comprises: one, the equipment in the network need not to carry out the network parameter configuration by manual mode in advance; Two, can be dynamically select relevant device to form the one family network from network, home network can be used to the function that realizes that single equipment can't be finished, or improves the performance of the former function of these single equipments; Three, can direct communication between any two equipment and resource-sharing with the function of expansion single equipment.Resource-sharing is meant that the equipment in the network can be provided by the resource that self provides, and the resource that also can retrieve and utilize other equipment to provide is easily simultaneously finished resource-sharing according to predefined consensus standard between the equipment.

As shown in Figure 1, this network control system mainly comprises gateway 11, the effect of gateway 11 is that the explanation of procotol and conversion, location, device address, data transaction and the flow direction are determined, simple command explanation and execution and firewall functionality, can be directly and external network, and continuous as Internet; It is continuous with different housed devices also can directly or to pass through all kinds of adapters.Because the interface of various access devices is different with bandwidth, in fact gateway 11 comprises door gateway 110 and control gateway 111 two parts, generally by the broadband interface interconnection, these two parts can be integrated in the equipment, also can distinguish independent setting for door gateway 110 and control gateway 111.

Door gateway 110 is connected into INTERNET by wide bandwidth access bus via broadband adapter (BA), mainly bears the transmission of wideband data; BA can adopt cable modem (Cable Modem), asymmetric number loop-around modem modulation equipment such as (ADSL Modem) usually, to realize the broadband access of variety of way.Simultaneously, door gateway 110 is controlled adapter (DMCA) by broadband networks via Digital Media and is linked to each other with demonstration/control appliance, AV equipment.Control gateway 111 can directly or by all kinds of adapters link to each other with various control subnet equipment 13, is mainly used to receive the FEEDBACK CONTROL result of housed device simultaneously to the housed device transmission control command that is connected.And door gateway 110 can also connect mobile device by the broadband wireless access mode.Control gateway 111 generally connects all kinds of normal domestic use equipment by the arrowband interface, as: air-conditioning, TV, electric light or the like, it also can link to each other with equipment such as pstn telephone, mobile phone or normal remote control by external interface, to realize the relatively low narrow band access of speed; Control gateway 111 can also be controlled the equipment that the adapter connecting band has wave point by wireless digital.Usually, directly the housed device that is connected with door gateway 110 is referred to as backbone network equipment, and the housed device that links to each other with control gateway is referred to as control subnet equipment.

Between gateway 11 and backbone network equipment 12 or control subnet equipment 13, be provided with adaptive device, be used for housed device, such as: electric light, air-conditioning, refrigerator etc. insert digital home network.This adaptive device can be all kinds of adapters, and it can independently exist, and also can be integrated on backbone network equipment 12 or the control subnet equipment 13, becomes parts of equipment.This adaptive device has three functions: one, and different equipment is distinguished by the adapter of different attribute in the device address; Its two, command conversion can convert the device command that gateway 11 transmission is come to analog or digital signal that equipment can be carried out, so that further operation; Its three, equipment state feedback is that is: to the current state of gateway 11 or server 10 reflection backbone network equipment 12 or control subnet equipment 13.

Backbone network equipment 12 and control subnet equipment 13 generally include several classes such as information equipment, communication apparatus, amusement equipment, domestic electric appliance, automation equipment, guard monitor device, wherein, information equipment refers generally to equipment such as household PC, palmtop PC, mobile radio terminal; Communication apparatus comprises equipment such as IP phone, video telephone, E-Mail machine; Amusement equipment comprise equipment such as set-top box, game machine; Domestic electric appliance can be divided three classes again: have a class digital appliances equipment of universal digital interface, it can pass through USB, IEEE 1394, serial ports, parallel port or similar digital interface and directly be connected with server 10; The audio/video collecting device or the display device of big data quantity, such as: video camera, television set, digital display or the like, this kind equipment generally connect door gateway 110 by backbone network; And the normal domestic use electric equipment used in everyday of indication on the ordinary meaning, such as: electric light, refrigerator, air-conditioning, washing machine, CD player, video tape recorder, karaoke machine, microwave oven, electrically driven curtain etc., it can directly or by digital control adapter link to each other with control gateway 111 via the control subnet.

Based on said structure, digital home network shown in Figure 1 can be divided into backbone network and control subnet from network layer.Wherein, family's backbone network has been constructed the information/multi-media network of family, and it realizes the interconnected of information equipment, communication apparatus, amusement equipment etc., and the data owner that transmits in this backbone network will comprise information such as literal, picture, audio frequency, video.Requirement to family's backbone network mainly is the transmission of two-forty, assurance, dynamic group net and the effectively resource-sharing of high quality-of-service.In backbone network, main control core is a door gateway 110, and it connects various backbone network equipment 12 by backbone network on the one hand, or connects mobile device by the wave point of backbone network, realizes comprising the household internal devices interconnect of mobile device; Connect external network by broadband access on the other hand, realize the broadband access of family; The broadband access function of this door gateway realizes being connected of backbone network and external network, makes equipment in family's backbone network can share information from the internet.A server 10 can also be arranged in the backbone network, and as the processing center and the storage center of digital home, it can be a PC, also can be the server of a special use, and this server 10 links to each other with door gateway 110 by backbone network.In backbone network, ICP/IP protocol provides basic communication and addressing method for the network equipment, in order in the digital home network scope, to realize dynamic group net and resource-sharing better, real needs in conjunction with home networking, also operation has the self-defining family of cover backbone network protocol standard on ICP/IP protocol, so that this digital home network can be realized the interconnection of equipment room in the network lighter, simply, easily.In addition, as can be seen from Figure 1, backbone network comprises wired and wireless dual mode on the networking form, in order to realize the interconnection of some wireless mobile apparatus, allow the user enjoy message reference anywhere or anytime to the full, the wireless trunk net is a part indispensable in the digital home network backbone network.

The control subnet is used to realize the interconnected of equipment such as household electrical appliance, automation equipment, security personnel's (monitoring) device, if the data owner that transmits in the control subnet is to the various control commands of equipment and the status data of equipment.Requirement to the control subnet mainly is real time of data transmission and reliability, and is then relatively low to the requirement of the network bandwidth.The establishment of control subnet is the important prerequisite that realizes home automation: the user can control equipment in the family by various man-machine interfaces on the one hand, it no matter is any room at home, or in the world Anywhere, can both inquire about and control the various device in the family easily; On the other hand, the various device in the domestic automation system can be made corresponding operation according to the information of other equipment automatically, so that home automation makes life more comfortable, safe, efficient and energy-conservation.Control gateway in the control subnet is used to realize the interconnected of all kinds of housed devices on the one hand; Be used for realizing controlling the interconnected of subnet and backbone network on the other hand, promptly realize the communications protocol and the device description conversion of control subnet and backbone network, the equipment in the backbone network is by the control of control gateway realization to domestic automation system; Provide external interface to remote phone warning and telephone remote control simultaneously.In the control subnet, also definition has a cover control Subnetwork protocol, is a kind of communication mechanism of realizing information exchange between the control subnet equipment, so that the equipment of different manufacturers forms unified standard, realizes mutual communication; Be convenient to the family consumer and can be easy to introduce new products ﹠ services; Make the user to the control of equipment and more convenient to operate.This control Subnetwork protocol is the design feature that utilizes home electronics, add that as far as possible simple network connection unit handles current and control communication need expection, finish functions such as automation collaborative work, Long-distance Control, state indication, energy conservation, safety system, amusement equipment management.

In fact, in daily use, digital home network can comprise simultaneously backbone network and control subnet, also can include only the two one of.When the user only need be at the simple housed device of household scope inner control, such as: TV, refrigerator, air-conditioning, electric light, electrical equipment etc., digital home network can only keep the control subnet portion, the housed device that comprises control gateway and connection thereof, realize unified control and management by control gateway, also can realize Long-distance Control by wired or wireless phone.When the user need control a large amount of broadband devices and realize resource-sharing, and when not considering the control of simple housed device, can only keep the backbone network part in the digital home network, the housed device that comprises door gateway and connection thereof, realize unified control, management and resource-sharing by door gateway, perhaps can add a station server, auxiliary door gateway manages, at this moment, can carry out Long-distance Control by wired, radio telephone or network access.When the user needs housed device intellectuality completely, controlization, just adopt the mode of backbone network and the combination of control subnet, by door gateway, control gateway or add the common together control figure home network of server, realize the interconnection and interflow and the resource-sharing of all housed devices.

In digital home network of the present invention, the user can be by remote controller or by phone, portable terminal, external network, (Internet) gives an order to system such as the internet, and then control backbone network equipment 12 or the corresponding operation of control subnet equipment 13 execution.Remote controller is further relevant equipment to be controlled by gateway 11 or server 10, and it carries out communication with wireless mode and gateway 11 or server 10.Usually, remote controller adopts icon mode indication equipment and state thereof, and before the operation, remote controller can provide equipment state; After the operation, remote controller can reflect execution result.But the command-levels of server 10 is higher than the order that remote controller and user send by INTERNET.Server 10 can interconnect by Ethernet mode or other equivalent mode with gateway 11, and server 10 is connected by wired or wireless mode with housed device.In addition, the user must be by the checking of gateway, and after affirmations such as authentication password, biometrics password, magnetic card, IC-card, and the errors number of checking could be carried out subsequent operation in limited range.

Fig. 2 is a specific embodiment based on system configuration of the present invention, and as shown in Figure 2, various kinds of equipment institute's role in digital home network has nothing in common with each other.Door gateway 21, control gateway 22, server 20 are being served as the role in family's message center, control centre of family and family information recreation center respectively, to guarantee the realization based on every application of digital home network platform.

As the door gateway 21 of family's message center, its central role is: internally realize interconnected between the household internal various kinds of equipment, externally realize the shared broadband access of multi-class device.Door gateway 21 is to customize according to specific digital home network applied environment, can support multiple broadband access method, for example LAN, xDSL, Cable Modem etc., supported network standard has LAN, HomeRF, HomePNA, 802.11, IEEE1394, Bluetooth, Lonworks, CEBus, CAN etc.Simultaneously, door gateway 21 can serve as the asset management device in family's backbone network again, the requests such as service registry, cancellation and inquiry of response and processing miscellaneous equipment.

As the control gateway 22 of control centre of family, its central role is: on the one hand, realize the protocol conversion between control subnet and the backbone network, to guarantee the equipment and the apparatus interconnection intercommunication of controlling on the subnet on the backbone network; Can realize also that simultaneously remote phone is reported to the police and telephone remote control.On the other hand, (NA) links to each other with narrow-band communication equipments by the arrowband adapter, such as: connect public switched telephone network (PSTN) phone, mobile phone or remote controller etc., with the access of all kinds of control appliances such as remote controller in the realization control subnet.

Server 20 as the family information recreation center, can connect domestic electric appliance by high speed digital interface with digital interface, its central role is: 1) the information stores center of family, storage Various types of data, audio frequency, video file, and friendly maintenance of information interface is provided, the user can upload and download in home server this locality or by other networked devices realization information easily.2) media distribution center of family can respond the distribution of media request from distinct device, audio frequency, video flowing is distributed to different device nodes plays.

As can be seen from Figure 2, all housed devices of family all are articulated on the home network by variety of way, formed an organic system, thereby have reached the target of apparatus interconnection, resource-sharing.

Following conjunction with figs. further specifies the structure of home intelligence control of the present invention by two concrete application examples.

Example 1: because the present invention places unified control system with all housed devices, so, when weather was hot, the user can be on the road of coming home from work be communicated with gateway by mobile phone at any time and opens air-conditioning in the family, make oneself get home after, indoor temperature adjusted is to perfect condition.

Because the transmission of control command is not high to bandwidth requirement, and control gateway has independently external call interface, and the realization of said process is mainly concerned with control gateway and associated DC A, and irrelevant with door gateway.The specific implementation process mainly comprises the steps: as shown in Figure 3

Step 301: the user connects via NA and control gateway by the telephone number among the mobile phone dialing man;

Step 302: remote control software is installed in control gateway, and it can point out the user to select controlling object by mobile phone, and correspondingly, the user selects the control air-conditioning by mobile phone key;

Step 303: after control gateway receives this control command, behind adress analysis, location, it is transmitted to the digital control adapter (DCA) that links to each other with air-conditioning;

Step 304: this DCA converts it to control routine that air-conditioning can be discerned, and is handed down to air-conditioning after receiving the control command that control gateway forwards, thereby realizes the control to air-conditioning.

Example 2: certain user wants the width of cloth picture in the own palmtop PC is showed the household with large-screen.Under present family's condition, this is difficult to accomplish.But, utilize digital family network system structure of the present invention, the large-screen display equipment in the automatic hunting system of server meeting, such as: TV, computer monitor or the like.The user can decide according to the feedback of system and be to use TV, or computer monitor is showed the picture of oneself.

Because it is higher relatively to the requirement of the network bandwidth to transmit picture, therefore, above-mentioned implementation procedure is mainly concerned with door gateway and relevant DMCA, because door gateway possesses wave point, palmtop PC can insert door gateway by wireless mode, and and then realization and family in miscellaneous equipment interconnected.In addition, on palmtop PC and door gateway, to be separately installed with the hypervisor of client and service end in advance, to finish transmitting-receiving and processing procedure.Detailed process is such:

When the user wished to show picture in the palmtop PC by large-screen display equipment, the user needed to start earlier the local client service manager that is installed on the palmtop PC, selects picture display function, and formulated and need or a picture group sheet showing; Being positioned at the picture that service end hypervisor on the door gateway receives from palmtop PC shows after the request, to handle as follows: at first find the equipment that possesses the large scale display function in the home network, will be transmitted to the Digital Media control adapter (DMCA) that links to each other with TV then from the picture that palmtop PC sends; This DMCA converts it to display device after receiving the picture that forwards, and as TV acceptable form, and is handed down to display device.Similarly, according to above-mentioned flow process, the user also can realize functions such as video playback, voice playing, such as: in home audio, play the audio file of storing in the palmtop PC, or play the video file of storing in the palmtop PC on TV.

The control core of digital family network system of the present invention is exactly: gateway or gateway add server, and its prerequisite of implementing control is: portion disposes corresponding service manager within it, to realize equipment control and device service management function, resource management function, multimedia application function.Wherein, equipment control and device service management function comprise that mainly the service that equipment is discerned automatically, equipment is registered automatically, equipment is provided manages and controls, this function is that relevant standard has been formulated in registration, management and the use of device service, so that can effectively manage, realize collaborative development of service to device service; Resource management function is mainly to the different-format resource of the system of being distributed in, comprise that different data formats, coded system, file or database table manage effectively, the height of not only realizing various device resources is shared, as: the data source of audio/video etc., and can realize cross-platform data sharing; The multimedia application function is the audio-video document to multiple form, comprises MP3, WMA, MPEG-1, DVD, ASF, gathers, encodes, the function of broadcast and editorial management.

Above-mentioned management function is divided into three parts on logical level, comprise equipment adaptation layer 41, equipment/SML 42 and application layer 43.As shown in Figure 4, equipment adaptation layer 41 is the visible minimum level of software on operating system 40, and the visit communication function of physical equipment is provided; Be equipment/SML 42 on it, it is an intermediate layer, and main be responsible for and equipment carries out automatic communication realized sharing of device intercommunicating and device service, and for upper layer application provide one with concrete device-independent routine access interface; Application layer 43 is the visible levels of user, and the various services based on Web are provided, and when using service, the user need not to be concerned about who is a service providers, and where the result of service will be kept at, and only need know that system provides such service, can use normally.

In digital family network system of the present invention, adopt host-guest architecture, generally by server or gateway as main equipment, carry out equipment control; Slave unit is meant the various device that specifically is connected into this digital home network, and they must carry out communication with main equipment.

Based on this principal and subordinate's control structure, equipment adaptation layer 41 provides device driver, and carries out alternately with operating system.The configuration of equipment by the equipment adaptation layer can become one can operate as normal equipment, have the network communication ability, but it does not possess with network in other abilities of networked devices automatic interaction.

Equipment/SML 42 is that equipment that can operate as normal is managed, and realizes interconnecting between the distinct device, and the service between the shared device, and it is a part most crucial in the software architecture.Wherein, equipment control mainly comprises:

1) equipment uses agreements such as DHCP, DNS, ARP that public network address is set automatically;

2) main equipment is sought other equipment of the same network segment automatically;

3) main equipment is to the slave unit transmitting control commands, and slave unit is from dynamic response;

4) distinct device can transmit operating state automatically;

5) manage automatically for the communication link of equipment room.

Service Management mainly comprises:

The ability of 1) provide that to all devices service is registered automatically, service negotiation, service response and service being nullified;

2) provide unified device service describing mode and service query capability;

3) provide between the dissimilar equipment exchange automatically and about device type with the descriptive power of service is provided.

Application layer 43 is the actual visible aspects of user, and by the control interface based on Web, the user can realize scence music control, family's security protection, family fitness or the like function by interactive operation.

After equipment enters system, need be by finishing the function of device discovery, facility registration and device service registration with the mutual communication of gateway, and set up transmission link at equipment room automatically, the unified management of the line data link of going forward side by side by gateway.As shown in Figure 5, when device A need insert digital family network system, device A was to main equipment--and server or gateway are sent out facility registration message, and in the present embodiment, main equipment is a gateway; A facility registration responded to this device A after gateway was received registration message, allowed or refuse this device A access; If allow, then connect between device A and the gateway, and device A sends service registry message to gateway, gateway loopback service registry response, shared all service and all system resource of permission device A.After device A registration is finished, can carry out data interaction between the current equipment that is connected into network, and addressable by other facility registrations and the service that provides.

Automatically after connecting between equipment, equipment carries out data according to requested service and transmits, and carries out device decodes automatically by the software that disposes on the equipment, and makes correct processing.As shown in Figure 5, when needing to transmit data between two equipment, device A is initiated data transfer request to gateway, address comprising destination device, after gateway is received data transfer request, set up message to device A and destination device transmission transmission link simultaneously, between device A and destination device, connect, afterwards, just can carry out data interaction between two equipment.Typically, for the such application of scence music, after finishing facility registration, by server end the voice data of MP3 coded format is sent to audio frequency adapter, audio frequency adapter is decoded, and plays back.Simultaneously, audio frequency adapter is passed the state of self back server, and state comprises state informations such as broadcast sound volume, play list, broadcast connection.

When device A need break away from this digital family network system, as shown in Figure 5, device A was sent out equipment unloading message to gateway, and gateway is received back loopback equipment unloading response message to device A, and permitted device A rolls off the production line.

The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.

Claims (14)

1, a kind of digital family network system is used to control the interconnection and interflow and the resource-sharing of an above housed device, it is characterized in that this system also comprises:
Gateway, be used to realize registration, cancellation and the resource management of equipment and service behind the housed device access network, control between the housed device and the explanation and the conversion of link establishment, transfer of data and order between housed device and the external network and agreement, this gateway directly or by adaptive device links to each other with one or more housed devices;
Described gateway further is made up of door gateway and control gateway, and this door gateway links to each other by broadband interface with control gateway, wherein,
Door gateway has broadband cabled or wave point, is used to realize the shared broadband access between housed device and the external network, realizes the resource management to all housed devices, and response is also handled all kinds of requests of housed device;
Control gateway has the wired or wireless interface in arrowband, is used to realize protocol conversion and transfer of data between broadband home equipment and the arrowband housed device, and the access of control arrowband housed device.
2, digital family network system according to claim 1 is characterized in that: described door gateway and described control gateway are arranged in the same equipment, or independent respectively the setting.
3, digital family network system according to claim 1 is characterized in that: this system also further comprises server, is used for stored information and handles the distribution of media request, and this server links to each other with door gateway in the gateway by broadband interface; Simultaneously, this server can directly or by adaptive device be connected with at least one housed device.
4, digital family network system according to claim 3 is characterized in that: described server is PC or the private server with equipment control and device service management function, resource management function, multimedia application function.
5, according to claim 1 or 3 described digital family network systems, it is characterized in that: described adaptive device is Digital Media control adapter or broadband adapter or arrowband adapter or digital control adapter or wireless digital control adapter.
6, digital family network system according to claim 5 is characterized in that: the door gateway in the described gateway connects external network by broadband adapter.
7, digital family network system according to claim 5 is characterized in that: the control gateway in the described gateway links to each other with narrow-band communication equipments by the arrowband adapter.
8, digital family network system according to claim 7 is characterized in that: described narrow-band communication equipments is public switched telephone network (PSTN) phone, mobile phone, remote controller.
9, digital family network system according to claim 5 is characterized in that: the control gateway in the described gateway links to each other with the equipment that has wave point by wireless digital control adapter.
10, according to claim 1 or 3 described digital family network systems, it is characterized in that: described housed device is information equipment or communication apparatus or amusement equipment or domestic electric appliance or automation equipment or guard monitor device.
11, digital family network system according to claim 10 is characterized in that: described domestic electric appliance is domestic electric appliance or the collection of big data quantity video/audio or display device or the normal domestic use electric equipment with digital interface.
12, digital family network system according to claim 11 is characterized in that: described domestic electric appliance with digital interface links to each other with server by high speed digital interface.
13, digital family network system according to claim 11 is characterized in that: described big data quantity video/audio collecting device or display device link to each other with door gateway in the gateway by Digital Media control adapter.
14, digital family network system according to claim 11 is characterized in that: described normal domestic use electric equipment links to each other with control gateway in the gateway by digital control adapter.
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