Embodiment
Referring to accompanying drawing 1, the utility model is in order to solve in the prior art Household intelligent gateway based on the single-chip microcomputer framework, with 8 single-chip microcomputers is core processing unit, processing speed is slow, disposal ability is low, function singleness, communication reliability is poor, the problem of system maintenance and difficult design, the technical scheme that adopts is: a kind of Household intelligent gateway, adopt processor of single chip computer as processor in the central control circuit in the structure, also include the memory cell supporting in the central control circuit with processor, also include the audio frequency that is connected with central control circuit in the gateway structural circuit, video processing circuits, inner security circuit, special communicating circuit, the outer net communicating circuit, the wireless remote control circuit, audio frequency, video processing circuits is with the audio frequency that receives, vision signal is transferred to central control circuit by the I/O interface, and central control circuit will be handled the back signal feedback and give audio frequency, video processing circuits; Inner security circuit is transferred to the signal that receives by the security protection interface is defeated by central control circuit, and central control circuit will be handled the back signal feedback and give inner security circuit; The outer net communicating circuit is transferred to central control circuit by network interface with the network signal that receives, and central control circuit is handled the network signal that receives; Special communicating circuit is transferred to central control circuit with the signal that receives, central control circuit with the signal processing that receives after with the special communicating circuit of signal back; The wireless remote control circuit sends a signal to central control circuit, central control circuit will be handled the back command signal and be transferred to the wireless remote control circuit, adopt 32-bit microprocessor 1-1 as core processor in the described central control circuit 1, adopt 8 processor of single chip computer 1-2 as front processor, set up the communication relation by the communications protocol between data/address bus between 32-bit microprocessor 1-1 and 8 processor of single chip computer 1-2.
In the technical scheme of embodiment of the present utility model, above-described audio frequency, video processing circuits 2, inner security circuit 3, special communicating circuit 4, outer net communicating circuit 5, wireless remote control circuit 6 is transferred to central control circuit 1 with the signal that receives through communication interface, after 8 processor of single chip computer 1-2 of central control circuit 1 at first compress arrangement to the data that receive, be transferred to 32-bit microprocessor 1-1 and be further processed, the signal feedback after 32-bit microprocessor 1-1 will handle is given above-mentioned audio frequency, video processing circuits 2, inner security circuit 3, special communicating circuit 4, outer net communicating circuit 5, wireless remote control circuit 6.
In the technical scheme of embodiment of the present utility model, described 32-bit microprocessor (1-1) is the second generation Xscale of Intel Company.
In the technical scheme of embodiment of the present utility model, described 8 processor of single chip computer 1-2 are Atmel series MEGA128 single-chip microcomputer.
In the technical scheme of embodiment of the present utility model, comprise digital visual intercommunication modular circuit 2-1, speech processing module circuit 2-2, DTMF decoding circuit 2-3, phone ringing testing circuit 2-4 in the structure of described audio frequency, video processing circuits 2.
In the technical scheme of embodiment of the present utility model, described inner security circuit 3 includes: the security alarm module 3-1 of family, cell information communication module 3-2.
In the technical scheme of embodiment of the present utility model, described special communicating circuit 4 includes: four tables are copied and accepted module 4-1.
In the technical scheme of embodiment of the present utility model, described outer net communicating circuit 5 includes: network remote control circuit 5-1, VOIP network telephone module 5-2.
In the technical scheme of embodiment of the present utility model, described wireless remote control circuit 6 includes: telephone remote control circuit 6-1, intelligent appliance control module 6-2.
In the technical scheme of embodiment of the present utility model, the outer periphery of described central control circuit 1 is equipped with USB interface 7, network interface 8, UART interface 9.
Below in conjunction with accompanying drawing the utility model is described further.
Adopt 32-bit microprocessor 1-1 as core processor in the central control circuit 1 that the utility model adopts, adopt 8 processor of single chip computer 1-2, set up the communication relation by the communications protocol between data/address bus between two above-mentioned processors as front processor.8 processor of single chip computer 1-2 compress receiving signal, after arrangement is handled, being transferred to 32-bit microprocessor 1-1 is further processed, 32-bit microprocessor 1-1 receive compression, the arrangement after signal after, after signal carried out finishing dealing with of decompress(ion) and sequencing, signal sending end was given in performance.
Central control circuit 1 is connected with audio frequency, video processing circuits 2, inner security circuit 3, special communicating circuit 4, outer net communicating circuit 5, wireless remote control circuit 6 respectively, and central control circuit 1 is provided with USB interface 7, network interface 8 and UART interface 9.
Wherein, 32-bit microprocessor 1-1 inside is integrated with memory cell 10 and supporting core board power control circuit.The primary processor of core board 32-bit microprocessor 1-1 adopts the PXA255 high-performance processor of Intel Company, and this product is the second generation XScale processor of Intel Company, has high-performance, low in power consumption.Adopt risc architecture, rich functions modules such as RAM, LCD, USB, AC97 that inside is integrated, has very strong system extension ability, its clock frequency can be equipped with 64M NorFLASH, 64M SDRAM, network service chip, audio coding decoding chip composition embedded system hardware platform up to 400MHZ.8 processor of single chip computer 1-2 of feature board adopt Atmel series MEGA128 single-chip microcomputer to process device, communicate by letter with core board by the UART interface, carry out the mutual of data and system command.Work such as feature board finishes that the Safety defence detector operating state is gathered, the transmission of the encoding and decoding of DTMF, the collection of telephone ringer sound, key scan, radio frequency signal and reception.
Referring to accompanying drawing 2, the utility model digital home intelligent gateway, comprise based on the central control module under the LINUX operating system and the digital visual intercommunication module that links to each other with central control module, intelligent appliance control module, family's security alarm module, cell information communication module, telephone remote man electric control module, network remote control module, tone information module, VOIP network telephone module, RMON, four composition such as shows to copy and accept.Central control module links to each other with intelligent residential district administrative center by the sub-district local area network (LAN) by network interface, links to each other with the INTERNET network by the switch in the local area network (LAN).
Central processing module is the core of digital home gateway, is responsible for the operation system, realizes man-machine information interaction and data processing, and realization is looked, the codec functions of audio frequency, and all the other modules are by the central processing module unified coordination and administration.
The video intercom module is a basic function of digital home gateway, can realize and the bidirectional visual conversation of various doorway machine, transmits by the sub-district local area network (LAN) through the video/audio signal of encoding.This module will realize following function: but the calling of receiving element doorway machine, sub-district doorway machine, little doorway machine realizes video intercommunication and unlocking function with the visiting guest; Can call out the cell management machine, realize video intercom with the cell management center; But monitored state monitors the video image of various doorway machine; Can carry out inner video call with other resident family in the sub-district, realize visual logical in every family function; Picture, message-leaving function.
Family's security alarm module is responsible for gathering security alarm detector alarm information, can connect different types of transducers such as mobile Infrared Detectors, glass breakage detector, door and window detector, danger button, fire detector, combustible gas probe.This module comprises following function: system for field is removed the function of deploying troops on garrison duty; Remove the function of deploying troops on garrison duty by phone or network remote; The flash appeal function; Warning message and remove the information searching function of deploying troops on garrison duty; The onsite alarming function; The telephone remote warning function; By network to cell management center warning function.
The intelligent appliance control module can be to the management control of indoor illumination, electrically driven curtain, domestic electric appliance.Multiple control modes such as centralized control, timing controlled, condition control, sight control can be provided, have indoor temperature detection, Presentation Function, and realize room temperature and air-conditioning condition interlock controlled function.
The cell information communication module can receive community's notice, bulletin and the related service information of sending at the cell management center.Resident family can send resident family's message to administrative center by network, can land the INTERNET network by the sub-district local area network (LAN), realizes browsing the INTERNET webpage, functions such as Query Information, reading news.
The telephone remote control module comprises: telephone state testing circuit, ring detecting circuit, circuit for answering, speech processing circuit, DTMF coding-decoding circuit.Telephone remote control module intelligent gateway can receive the instruction of phone, and equipment such as institute's lighting of household internal, household electrical appliance, electrically driven curtain are carried out remote control operation.
The network remote control module can realize by Internet the household electrical appliances in the household, light, socket being carried out telecommunication network control.By the domestic environment in the Internet remote monitoring man.The operations such as alert, the inquiry of reporting to the police of safety alarm system in the household being deployed troops on garrison duty, disappeared by Internet.
But tone information module intelligent terminal recorded speech message provides to add and leaves a message, listens to functions such as message, delete message, leaving message prompt.
Four tables are copied and accepted module and are combined with the intelligent residential district management software, can realize the remote concentrated ammeter reading function.
Operating system of the present utility model adopts the (SuSE) Linux OS of increasing income.System stability is reliable, has realized multitask truly, many environment, and powerful network communicating function is arranged.More, have abundant exploiting natural resources, therefore be suitable as very much Embedded operating system because its code is open.
Telephone remote control function module that the utility model is built-in comprises ring detecting circuit, DTMF decoding circuit, circuit for answering, call voice transmission circuit.Need not plug-in functional module, directly insert Public Switched Telephony Network, can realize the telephone remote controlled function, omnidistance voice suggestion is user-friendly when carrying out remote operation.
VOIP network telephone module that the utility model is built-in, the user can dial network telephone by this module.
The utility model is built-in intelligent radio man electric control module comprises wireless transmitter module and wireless receiving module, can control household electrical appliance by this module, and can inquire about the operating state of household electrical appliance.
The utility model has comprised family's security alarm module, can external infrared mobile detector, different types of transducer such as glass breakage detector, door and window detector, danger button, fire detector, combustible gas probe.Remove by this module feasible system deploy troops on garrison duty, function such as flash appeal, onsite alarming, telephone remote warning, network remote warning.