CN102291284A - Intelligent terminal device of wireless network digital home - Google Patents

The invention discloses an intelligent terminal device of a wireless network digital home. The device comprises a digital home network service center server, a home gateway, intelligent remote control equipment and at least one power socket, wherein the digital home network service center server is interactively connected with each piece of corresponding intelligent home appliance equipment by the home gateway; and the intelligent remote control equipment is used for remote and short-range control over home appliances. By the technical scheme, the power consumption and cost can be reduced, network capacity can be improved, the remote control over each home appliance can be realized by the Internet, information acquisition can be realized, and high flexibility, mobility and usability can be ensured.

Wireless network digital home intelligent end device

Technical field

The present invention relates to digital home technical field, relate in particular to a kind of wireless network digital home intelligent end device.

Background technology

In international advanced country and area, digital home's industry has become a kind of new industry development trend.Can utilize the establishment home network technologies mainly to comprise 3 kinds at present, lay ew line in the family: utilize existing circuit, need not to lay ew line; Adopt the wireless mode networking.The product of domestic most of companies all is to adopt traditional cable network mode to set up digital home network, wherein the intelligent dwelling system of Shanghai five Chinese mugwort intelligence system Co., Ltds release can be by the door and window of computer to dwelling house, temperature, light and all electronic equipments carry out Long-distance Control.

But the said goods only is confined to adopt cable network technique construction digital home, and the scope of application and product feature all can not meeting the market requirement, make use limited.

Summary of the invention

The technical problem to be solved in the present invention provides a kind of wireless network digital home intelligent end device, can realize Long-distance Control by the Internet to various household electrical appliance, and realizes information gathering.

Technical scheme provided by the invention is as follows:

The invention provides a kind of wireless network digital home intelligent end device:

Comprise digital home network service center server, home gateway, intelligent distant control equipment, at least one supply socket;

Described digital home network service center server is connected with each corresponding intelligent appliance equipment alternately by described home gateway;

Described intelligent distant control equipment is used for the control to the long-range and process of household electrical appliances.

Optionally, the digital home network service center server adopts 51 series monolithics as the control core.

Optionally, the power supply of described device adopts the AC/DC changeover switch power supply or uses the lithium ion button shape cell power supply.

Optionally, described home gateway is made of a wireless network and digital household appliances integration system communication module, a gateway program module, wherein, connects by a serial ports passage between described two modules.

Optionally, described intelligent distant control equipment, its at least one wireless network of inner setting-in and digital household appliances integration system communication module, an infrared remote control self-learning module, a main control module.

Optionally, described main control module is a slice embedded scm, and the display on its remote controller is a kind of liquid crystal display screen of the 128X64 of having dot matrix.

Technique scheme as can be seen, the present invention has following beneficial effect:

The present invention compared to existing technology, adopt radio network technique and contain wireless network and combine the constructive system of having realized digital home with the home gateway technology of digital household appliances integration system communication module, and power consumption and cost have been reduced on this basis, expanded the networking capacity, can realize Long-distance Control by the Internet to various household electrical appliance, and the realization information gathering, flexibility, mobility and ease for use are strong.

Description of drawings

In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the schematic diagram of apparatus of the present invention.

Fig. 2 is a MCU submodular circuits structural representation used in the present invention.

Fig. 3 is the circuit diagram of communication module used in the present invention;

Fig. 4 is the circuit diagram of serial ports channel module used in the present invention.

Fig. 5 is the electrical block diagram of clock submodule used in the present invention.

Fig. 6 is a power supply submodular circuits structural representation used in the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making all other embodiment that obtained under the creative work prerequisite.

The invention provides a kind of wireless network digital home intelligent end device, can realize Long-distance Control by the Internet, and realize information gathering various household electrical appliance.

Below in conjunction with accompanying drawing the present invention program is described in detail.

Fig. 1 is the schematic diagram of apparatus of the present invention.

Described device is by a digital home network service central server, one family gateway, an intelligent distant control equipment, at least one supply socket constitutes, wherein, described digital home network service center server is connected with each corresponding intelligent appliance alternately by described home gateway.

Fig. 1 shows the connection and the working method of whole system, gateway is the bridge that the rain the Internet of various intelligent appliances interconnects, whole system is carried out work under a control of being family digital Network Services Center server, various intelligent appliances comprise TV, refrigerator, air-conditioning, intelligent door and window, washing machine, microwave oven, fan, digital household appliances such as electric light. make portable intelligent remote control user realize control very easily by one to the long-range and process of household electrical appliances.Each intermodule all has the interception of fire compartment wall, and whole system has been realized good fail safe.

Fig. 2 is that this installs employed MCU submodular circuits structural representation.Fig. 3 is this circuit diagram that installs employed communication module;

This communication module is main modular, internal circuit such as the top schematic diagram that native system is realized the household electrical appliances radio communication. mainly be responsible for the mutual of household electrical appliances and the Internet.

Fig. 4 is this circuit diagram that installs employed serial ports channel module.

The serial ports channel module connects a wireless network and digital household appliances integration system communication module and a gateway program module.

Fig. 5 is this electrical block diagram that installs employed clock submodule.

The clock submodule has been realized the clock control of household electrical appliances radio communications. be embedded into each intelligent appliance. and this device can well be realized the Based Intelligent Control of home appliance clock, has made things convenient for user's operation

Fig. 6 is that this installs employed power supply submodular circuits structural representation.

Mainly be the control whole system circuit design scheme of safe power supply normally and efficiently, for the safety that guarantees whole system and efficient, power supply that must the better controlled whole system.

Below describe in detail:

The digital home network service center server adopts 51 series monolithics as the control core.The 2420zigbee wireless communication module that adopts chipcon company is as communication module, and only integrated ZigBee RF front end needs external Single-chip Controlling on this chip, and price is comparatively cheap, is beneficial to expansion, is suitable as the communication module of control centre.In addition, this system also is furnished with the 8MFlash memory, is used to deposit information such as control information data storehouse, and liquid crystal display screen, slave parts such as control panel and loud speaker.

Control module adopts the system level chip of chipcon company as the control core, and selecting a model at present for use is the system level chip (SoC) of CC2430.Integrated ZigBee RF front end, internal memory and microcontroller on this chip.Microcontroller uses 80518 MCU kernels, and possess 128KB flash memory and 8KB RAM, outside two, the park mode timer, electrify restoration circuit (Power-On-Reset), the power-fail detection circuit (Brown-out-detection) that also comprise analog to digital converter (ADC), several timer, AES-128 coprocessor, WatchDog Timer, 32Hz crystal oscillator, and 21 programmable I/O pins.This chip adopts 0.81 micrometre CMOS process production, and the current loss during work is 27mA, adopts 7*7mm 48 pin QLP encapsulation.

For the convenient occasion that adopts Alternating Current Power Supply, adopt the AC/DC changeover switch power supply, for the occasion of being inconvenient to adopt Alternating Current Power Supply (as water meter, gas meter data acquisition etc.), use the lithium ion button shape cell power supply, adopt low power dissipation design.

Like this, only need add the structure that a small amount of peripheral components and controllable silicon, supply module can be finished control module, improve the integrated level and the reliability of control module greatly, the volume and the power consumption of control module greatly reduce simultaneously, thereby have expanded the scope of application.

In the present embodiment, described home gateway is made of a wireless network and digital household appliances integration system communication module, a gateway program module, wherein, connects by a serial ports passage between described two modules.

Described intelligent distant control equipment, its inner setting-in at least one wireless network and digital household appliances integration system communication module, an infrared remote control self-learning module, a main control module, wherein, described main control module is a slice embedded scm, and the display on its remote controller is a kind of liquid crystal display screen of the 128X64 of having dot matrix.

Described supply socket, its inner setting-in at least one wireless network and digital household appliances integration system node communication module and be connected alternately with the described gateway digital household appliances corresponding with it.

Set up the initial stage in system, the user is by the operational system initialize routine, control centre is in holding state, control module sends to control centre successively and joins request, send module information to control centre after control centre's response, control centre includes control module information in Control Network, finish the generation and the storage in control information data storehouse, comprise: the structure of ZigBee network and facility information, and corresponding function, set up the corresponding relation of Be Controlled object and control signal, all signals of learning and memory are finally finished the structure of control centre to whole/networks such as ZigEee/.

After initialization finished, system entered the operation normal condition, operation task, and the real-time response subscriber control information, and forward the respective interrupt handling procedure to according to interruption code, finish the control of user to all electrical equipment in the family.

Instruction/data information load: first byte is the control module branch number, maximum 256 branch roads of each module may command.Generate the Control Network information table during initialization.Each control module prestores this type of modules, branch road and control command information.When initialization, control module passes to control centre with module information, and module is represented that information and control command import command list into, to set up the Control Network information table.

Central server in this case connects the Internet, can provide WEB service for the user, realizes user's authentication, the monitoring of household equipment, the configuration information of storage digital home network.The used operation of user on the interface all sends to home gateway by server, realizes the control of user to household appliances.Central server has database function, preserves home network configuration information (comprising sequence number, the network address of used node, the type of equipment etc.), and helps family's individuation WEB access interface (comprising user name, password, household equipment layout etc.).When the user signs in to server, go out to provide outside the user name and password, also need input validation sign indicating number information, realize the encrypted transmission between user and the server.Central server adopts dynamical professional server to realize having software firewall, and high reliability measures such as two-node cluster hot backup, duplicate supply, two hard disks guarantee all weather operations of server.

Home gateway is that digital home can only the most crucial part of system.Home gateway is accepted the command information sent from the Internet mobile phone, computer, PDA etc. on the one hand, simultaneously these information are transmitted to corresponding wireless network and digital household appliances integration system module, the notice wireless network is carried out relevant action with digital household appliances integration system module: accept the information that wireless network and digital household appliances integration system module are sent on the other hand, and these information are transmitted to digital home network service centre processor, the user can inquire about these information whenever and wherever possible by networked devices.Home gateway plays the effect that information is transmitted, and is the terminal of household electrical appliance and intelligent distant control equipment alleyway information.The excuse of home gateway is simple: have only a power interface and ether interface, only need connect power supply and netting twine during installation, gateway is connected into the Internet gets final product.Gateway is restarted also only need pull out power supply, connects again to get final product.

Intelligent distant control equipment can and gateway communication, also can be directly and each wireless network and digital household appliances integration system node communication, can also control intelligent digital electrical equipment with bluetooth approach, intelligent distant control equipment has the 128X64 liquid crystal display screen of o'clock sharp, the switch working state that can show each intelligent appliance, can multiple parameter be set to gateway and node, also can single control apparatus, can carry out also that the group opens concerning all controlled digital household appliances of whole floor or whole family or the group is closed. for the terminal use, only need simple three the above-mentioned modules of installing, and carry out simple gateway and setting that can only remote control equipment, just can form the household internal network that interconnects, realize Smart Home.

Digital home network central server in this device is the core element of digital home's multifunction system, also is an important step of system.Its role is to obtain the control command (HTTP) of remote subscriber, and change into the data format that specialized protocol adopted, send to home gateway, have wireless network in the gateway and digital household appliances integration system module to send to other modules in the household electrical appliances.

Technique scheme as can be seen, the present invention has following beneficial effect:

The present invention compared to existing technology, adopt radio network technique and contain wireless network and combine the constructive system of having realized digital home with the home gateway technology of digital household appliances integration system communication module, and power consumption and cost have been reduced on this basis, expanded the networking capacity, can realize Long-distance Control by the Internet to various household electrical appliance, and the realization information gathering, digital home's total solution of flexibility completely, mobility and ease for use can be provided to the consumer.

More than to the embodiment of the invention provided a kind of wireless network digital home intelligent end device, be described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.