CN102263708A - Digital home gateway with network television function - Google Patents
Digital home gateway with network television function Download PDFInfo
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- CN102263708A CN102263708A CN2010101812925A CN201010181292A CN102263708A CN 102263708 A CN102263708 A CN 102263708A CN 2010101812925 A CN2010101812925 A CN 2010101812925A CN 201010181292 A CN201010181292 A CN 201010181292A CN 102263708 A CN102263708 A CN 102263708A
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Abstract
The invention relates to a digital home gateway which is provided with a touch screen, a network television, multimedia information play control, a ZigBee gateway remote controller and the like. The gateway is provided with a touch screen display and control function, a function for implementing basic protocol conversion like a common gateway and a local monitoring and control function for home facilities. The gateway can realize the automatic identification of dual-channel media information types of multimedia websites and multimedia information storage equipment, decoding, audio/video generation and play control function. A ZigBee wireless communication technology is adopted to remotely control the various functions of the gateway. The ZigBee gateway controller is used as a node of the digital home network to realize the combination of the gateway remote-control function with the ZigBee home control network, thus conveniently meeting the common requirements of a user on the monitor/control and home entertainment of internal home facilities. A ZigBee home control network module which is configured in the gateway is connected with a mainstream home control network. By virtue of the connection of Internet with the home control network, the automatic identification and transmission of the network television multimedia information and the realization of the local monitoring and control function, the digital home gateway becomes the control center of the home network, the home entertainment center and the exchange center of the network information actually.
Description
Technical field
The embedded computer, multimedia and the network application technology that the present invention relates to a kind of application demand that meets digital home of communications electronics message area are the device of one, specifically a kind of digital home gateway with Web TV function.
Background technology
At present, various advanced technologies are being widely used in the digital home, have realized that the remote auto of home amenity monitors and control.Digital home gateway is one of key equipment of realizing digital home, is used to finish the protocol conversion between household internal Control Network and public network (comprising internet and mobile radio communication) and the transmission of relevant information.Development and application along with the Web TV technology, the multimedia resource in realization network multimedia resource and the memory device and the quantity that can further reduce various medium control devices in the digital home that connects of Digital Television are the new trends of digital home gateway development.How Web TV function and home gateway technology being merged and constitute the abundant more digital home gateway of function is the application of people's special concern.Because the rise of embedded computer (ARM) technology and the support of relevant companion chip make the fusion that realizes Web TV and digital home gateway technology become possibility.So just can solve existing digital home gateway function singleness, can not make full use of the problem of existing various advanced technologies, further enrich the function of digital home gateway, greatly reduce the quantity of all kinds of electronic communication equipments in the family, make things convenient for applying of digital home's technology.
Summary of the invention
Purpose of the present invention and the described technical problem that will solve are that a kind of digital home gateway with Web TV function will be provided.Be intended in order problem such as to solve a little less than digital home gateway function singleness, network and the multimedia application function, and at wireless digital home network based on the ZigBee technology, with Web TV technology, multimedia control and playing function, home amenity control and the integrated digital home gateway that is applied to of the communication technology, make home gateway not only can finish the supervision and the control of household internal various kinds of equipment, also become the multimedia recreation control centre of digital home simultaneously.
For this reason, the technical scheme that the present invention solves described problem is: a kind of digital home gateway with Web TV function, constitute by hardware module unit, driver module unit, wherein, described hardware module unit comprises multimedia embedded computer system (ARM), Ethernet interface, audio-video interface, USB interface, USB flash disk/portable hard drive, household internal Control Network interface module, touch-screen display module, ZigBee home control network, ZigBee remote controller, television set, the internet that is connected with described Ethernet interface at least; Described driver module unit comprises main control software module, protocol conversion module, screen displaying and control input module, multimedia messages selection and transport module, multimedia messages decoding and transmit control module at least.
Preferably, the ZigBee remote controller module in the described hardware module unit is made of ZigBee Network Interface Module, MSP430 Single Chip Microcomputer (SCM) system, keyboard interface, the explicit driving interface of dot matrix, lattice lcd display, remote controller buttons, battery at least.
Preferably, described hardware module unit also has at least one and described ZigBee home control network module and is connected and uses the I/O interface.
Preferably, the ZigBee remote controller is a kind of ZigBee gateway remote controller and also is a communication node of described ZigBee home control network simultaneously in the described hardware module unit.
Compared to existing technology, good effect of the present invention is: can realize effective fusion of digital home's supervision/Control Network and Web TV technology by described gateway, make gateway itself except that having possessed the puppy parc translation function, the function that also possesses multimedia home entertaining control centre, expanded the function of digital home gateway, make things convenient for the promotion and application of digital home, will greatly promote the development of digital home's industry.
Description of drawings
Fig. 1 is the hardware system structure schematic diagram of gateway involved in the present invention;
Fig. 2 is the driver module cellular construction schematic diagram of gateway involved in the present invention;
Fig. 3 is the structural representation of ZigBee remote controller involved in the present invention;
Fig. 4 is the digital home gateway internal structure structural representation with Web TV function involved in the present invention.
Embodiment
Referring to Fig. 1 to Fig. 4, the present invention relates to a kind of digital home gateway with Web TV function, constitute by hardware module unit, driver module unit, wherein, described hardware module unit comprises multimedia embedded computer system (ARM), Ethernet interface, audio-video interface, USB interface, USB flash disk/portable hard drive, household internal Control Network interface module, touch-screen display module, ZigBee home control network, ZigBee remote controller, television set, the internet that is connected with described Ethernet interface at least; Described driver module unit comprises main control software module, protocol conversion module, screen displaying and control input module, multimedia messages selection and transport module, multimedia messages decoding and transmit control module at least.
Preferably, the ZigBee remote controller module in the described hardware module unit is made of ZigBee Network Interface Module, MSP430 Single Chip Microcomputer (SCM) system, keyboard interface, the explicit driving interface of dot matrix, lattice lcd display, remote controller buttons, battery at least.
Preferably, described hardware module unit also has at least one and described ZigBee home control network module and is connected and uses the I/O interface.
Preferably, the ZigBee remote controller is a kind of ZigBee gateway remote controller and also is a communication node of described ZigBee home control network simultaneously in the described hardware module unit.
Specifically, the present invention solves the technical scheme that the correlation technique problem adopted: with embedded computer system (ARM) with multimedia messages processing capacity is core, configuration ethernet mouth, ZigBee digital home network control module, various audiovisual frequency in digital TV interface and gateway remote controller (ZigBee) etc., the basic hardware system of formation digital home gateway; Adopt modular mode to construct software systems flexibly, main modular comprises selection, decoding and the playing module etc. of protocol conversion module, screen displaying and control input module, media stream, these modules are under the coordination of gateway main control software, application demand according to concrete digital home, finish the connection of control, network and multimedia equipment of home amenity and the decoding of medium, the output and the playing function of audio frequency and video respectively, thereby constitute the digital home gateway system of feature richness.The main realization principle and the method for system's each several part are:
1. the realization of gateway basic function,
The realization of gateway use Ethernet interface connects with the internet, and the information that is transmitted comprises the control command and the state information that mails to all kinds of controlled facilities of public network family from public network (internet).The intra-gateway design realizes the procotol modular converter, finishes the conversion of Internet Protocol to digital home's internal control procotol (ZigBee digital home network agreement), and protocol conversion is carried out on network application layer.For public network, intra-gateway is configured to the WEB server mode, and the user realizes the supervision and the control of digital home's internal network/facility at systems soft wares such as using browser on the internet.Use Embedded database to support gateway WEB server, write down the configuration of household internal network node, the information such as operating state of home amenity that each node connects in the database.When gateway receives from the control message of internet, at first the message that is received is resolved according to http protocol, according to message content relevant control command is converted to the control message of digital home's internal control network then, mail to the internal node of home network, realize control relevant home amenity; Gateway adopts timing acquiring and specifies and monitors that dual mode obtains the state information of the inner various facilities of digital home.After referring to monitor command that gateway receives that user browser sends when specify monitoring, gather the state information of designated equipment immediately, after gateway obtains the facility state information by household internal Control Network agreement, immediately information is formed the http response message, the browser of issuing the user by network interface shows that the state information with facility deposits database in simultaneously.Timing acquiring is meant that network timing carries out automatic regular polling (time interval can be provided with by the setter of home control network) to the operating state of home amenity, and relevant information deposited in the database, the main purpose of this working method is to improve the response speed of network, to remedy the slow deficiency of part home control network information transfer rate.Gateway provides man-machine interface by touch-sensitive display, and major function comprises the setting (comprise that the gateway mode of operation is selected, the IP address of network interface, multimedia network station address, timing acquisition time at interval etc.) of the direct supervision of digital home's inner facility and control, gateway running parameter etc.
2. digital TV multimedia transmission of Information and broadcast,
Gateway obtains multimedia television information by internet and two paths of USB multimedia memory device (USB flash disk and hard disk).Use the internet path can directly be connected to website, realize the download and the streaming broadcast of multimedia audio-video file with multimedia point multicast function; When using USB multimedia memory device path, gateway directly reads catalogue, picture and the audio-video document of memory device and browses with streaming and play.The address of a plurality of multimedia web sites can be set by touch-screen.After the embedded computer of intra-gateway (ARM) reads the catalogue of website and memory device, by video interface directory content being sent into television set shows, the user uses the gateway remote controller to select multimedia file, the file that embedded computer is selected according to the user from the website or memory device download, and call suitable decoding software module according to the type of file and carry out multimedia file decoding, the audio-video interface that decoded picture and audio-video signal are sent into television set by the audio frequency and video connecting line is play then.For media storage device, support FAT32, new technology file system.Supported picture file form comprises types such as jpeg, bmp, gif, and supported audio file comprises types such as mpeg, mp3, AC3, wav; Supported video file comprises types such as asf, wmv, mpeg1/2/4, avi, Divx3.xx/4.xx/5.xx, XVID, dat.
3. gateway remote controller,
Comprise ZigBee mixed-media network modules mixed-media and main control module in the gateway remote controller.Main control module adopts embedded scm MSP430 to realize.According to the display message on the television screen, the user can be by the various buttons on the remote controller, picture and the audio-video document selecting the catalogue of multimedia network station address, media storage device and need to play.The guidance command that produces sends to gateway by the ZigBee mixed-media network modules mixed-media, after gateway receives order, from the website file in download or directly read the file the memory device and play.Remote controller has various controlling media play buttons, as play mode, broadcast/time-out, F.F., rewind down and volume control etc.And remote controller by the ZigBee mixed-media network modules mixed-media can and gateway communication, also can directly communicate by letter with each ZigBee Control Node in the digital home, remote controller has the liquid crystal display screen of 128X64 dot matrix, 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 or the group is closed to all controlled electrical equipment of whole floor or whole family.
4. gateway information via design,
Gateway mainly contains selection and transfer function, multimedia messages decoding and the playing function etc. of home gateway general utility functions, multimedia messages on function, exist three kinds of different kinds of information paths corresponding to these functions.Main control software is realized the transmission of various information on different trucks according to concrete functional requirement.According to instructions for use, there is certain call relation each other between the different trucks.This call relation mainly shows: 1. gateway can receive multimedia messages selection and broadcast request by family's general utility functions passage (ZigBee mixed-media network modules mixed-media), at this moment main control software will be enabled differentiation, decoding and playing function and the corresponding message transmission path of multimedia messages type, realize the transmission of multimedia messages between website streaming media server or user storage device and television set; 2. the general utility functions passage of gateway is a multiplex channel, uses this passage, and gateway should receive the guidance command of remote controller, again with digital home in the disparate networks Control Node carry out information interaction.Therefore, in the design of truck, remote controller as a special digital home network node, is realized the differentiation of guidance command and other home amenity supervision/control informations simultaneously on the form of message transmission.
Also can clearly resolve technical scheme of the present invention from the another side further combined with accompanying drawing:
As shown in Figure 1, gateway is to be core with multimedia embedded computer system (ARM) on hardware, peripheral configuration various interface realizes and being connected of internet, household internal Control Network, ZigBee remote controller, multimedia information storage equipment and digital television and screen displaying, thus the basic hardware system of realization gateway.
As shown in Figure 2, gateway software mainly is made up of main control software module, protocol conversion module, screen displaying and control input module, multimedia messages selection and transport module, multimedia messages decoding and transmit control module etc.; Wherein, main control module is responsible for coordinating the collaborative work of each module, finishes the startup and the switching of intra-gateway truck; Protocol conversion module is the basic software modules of gateway, is responsible for realizing the interconnection and interflow of internet and household internal Control Network (ZigBee network), finishes the conversion of application layer protocol between network; Screen displaying and control input module are responsible for realizing the native monitoring and the control of setting, household internal network and related facility of setting, the multimedia network address of gateway basic function; Multimedia messages selects to receive with transport module the multimedia messages select command of remote controller, from the Streaming Media website or USB memory device downloads of media file, and file type differentiated, at the inner streaming media server of realizing of embedded computer, realize the remote access of audio/video information simultaneously; The multimedia messages decoding utilizes the information processing function of multimedia embedded computer system (ARM) to finish the decoding of multimedia messages with transmit control module, and form audio-video signal and send into television for play, the Play Control order that receives remote controller simultaneously realizes the Play Control of medium.
As shown in Figure 3, figure has provided the hardware composition of ZigBee gateway remote controller; Be the ZigBee remote controller with powered battery, be to prolong the service time of battery, remote controller has adopted the MSP430 single-chip microcomputer of low-power consumption.ZigBee Network Interface Module in the remote controller sends various control commands by communication (2.4GHz) to home gateway, this wireless module is in resting state usually, also need when gateway sends order, just be activated as button, finish order transmission work, so just further reduced the energy consumption of battery.Remote configuration keyboard and display interface are in order to be connected remote controller buttons and LCD.
As shown in Figure 4, figure has showed the digital home gateway internal structure with Web TV function.
In the practice, its concrete steps of gateway of implementing the present invention relates to are:
1. select interface chip and built-in multimedia microprocessor chip and all kinds of storage chip, interface circuit chips and the various required components and parts of remote controller MSP430 single-chip microcomputer.Multimedia microprocessor system platform can be selected the FIC8120 of Taiwan Faraday company, this platform with ARM (FA526) be core, can support multimedia to handle and use, and support to all kinds of IPIs is provided, can constitute rich interface, powerful gateway hardware platform easily.
2. design circuit schematic diagram.According to selected all kinds of chips, under the support of circuit design insturment (DXP2004 etc.), finish the design of circuit theory diagrams.
3. design PCB schemes and friendship printed board factory circuit board manufacturing.
4. purchase components and parts are finished welding, the hardware debug of various components and parts on the circuit board.
5. design the software systems of gateway software systems and remote controller.Basic comprising according to Fig. 2 software designs, debugs each software module respectively.According to selected microprocessor system platform, flush type LINUX operating system is installed, configuration ethernet interface drive software and ZigBee Network Interface Module are realized the intercommunication with household internal Control Network and internet.According to the function design remote controller software of remote controller, realize intercommunication with gateway.
6. comprehensive debugging and performance test.Test each functional part of gateway and remote controller respectively and whether can finish design function, whether performance index reach instructions for use.In the debug process, may need the hardware and software design of gateway/remote controller is adjusted, through debugging repeatedly, test until reaching perfect condition.
In sum, the present invention is on the basis of realizing the ordinary numbers home gateway functionalities, realize the fusion of household internal Control Network technology and Web TV function, adopt touch-sensitive display to realize the flexible setting of gateway parameter and this locality control of household internal facility, design ZigBee remote controller is realized the intercommunication with home gateway, realize selection and the Play Control of gateway, make digital home gateway become control centre, information processing centre and the home entertainment center of home network multimedia messages; And except that adopting Ethernet interface commonly used to connect the internet, also adopt USB interface to connect the multimedia memory device, realized that the binary channels of multimedia messages is downloaded and play.Utilize the processor universaling I/O port to realize the connection of ZigBee mixed-media network modules mixed-media in the gateway, except that realize with household internal Control Node mutual, the network node of gateway remote controller as digital home used, greatly expanded flexibility and convenience that gateway uses; Also realize the output of automatic differentiation, decoding and the audio frequency and video of various multimedia messages types in network and the memory device simultaneously, realized the broadcast and the controlled function of stream media information; And the touch-sensitive display that adopts provides man-machine interface, has made things convenient for the setting of multimedia network station address and gateway function and parameter, and has realized the native monitoring and the control of digital home's facility, has enriched the occupation mode of gateway; The ZigBee wireless communication mode (2.4GHz) that is adopted realizes the remote control of the various functions of gateway, and the ZigBee wireless network communication module in the remote controller adopts the energy consumption of dormancy and the battery of active mode reduction in good time, prolongs the useful life of battery; The modular manner that is adopted can be realized the management to various message transmission paths, can the guarantee information transmission channel call flexibly, medium according to the control of remote controller order activation network Central Shanxi Plain are selected, are downloaded the generation and the streaming media playing/functional modules such as control of transmission, decoding, audio frequency and video, and can realize the supervision and the control of all kinds of home amenities according to the requirement of household internal Control Network.
Claims (4)
1. digital home gateway with Web TV function, constitute by hardware module unit, driver module unit, it is characterized in that described hardware module unit comprises multimedia embedded computer system (ARM), Ethernet interface, audio-video interface, USB interface, USB flash disk/portable hard drive, household internal Control Network interface module, touch-screen display module, ZigBee home control network, ZigBee remote controller, television set, the internet that is connected with described Ethernet interface at least; Described driver module unit comprises main control software module, protocol conversion module, screen displaying and control input module, multimedia messages selection and transport module, multimedia messages decoding and transmit control module at least.
2. the digital home gateway with Web TV function according to claim 1, it is characterized in that the ZigBee remote controller module in the described hardware module unit is made of ZigBee Network Interface Module, MSP430 Single Chip Microcomputer (SCM) system, keyboard interface, the explicit driving interface of dot matrix, lattice lcd display, remote controller buttons, battery at least.
3. the digital home gateway with Web TV function according to claim 1 is characterized in that, described hardware module unit also has at least one and described ZigBee home control network module and is connected and uses the I/O interface.
4. the digital home gateway with Web TV function according to claim 1, it is characterized in that the ZigBee remote controller is a kind of ZigBee gateway remote controller and also is a communication node of described ZigBee home control network simultaneously in the described hardware module unit.
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| CN2010101812925A CN102263708A (en) | 2010-05-25 | 2010-05-25 | Digital home gateway with network television function |
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| CN2010101812925A CN102263708A (en) | 2010-05-25 | 2010-05-25 | Digital home gateway with network television function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023764A (en) * | 2012-12-04 | 2013-04-03 | 宁夏隆基宁光仪表有限公司 | Multi-functional home intelligent gateway |
| CN103079056A (en) * | 2012-12-29 | 2013-05-01 | 福建省冠林科技有限公司 | Visual intercom system under ZigBee wireless control |
| CN103139057A (en) * | 2012-12-28 | 2013-06-05 | 丰唐物联技术（深圳）有限公司 | Touch movable key-type home gateway |
| CN103765827A (en) * | 2011-08-26 | 2014-04-30 | 布盖斯电信公司 | System for managing domestic peripherals |
-
2010
- 2010-05-25 CN CN2010101812925A patent/CN102263708A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103765827A (en) * | 2011-08-26 | 2014-04-30 | 布盖斯电信公司 | System for managing domestic peripherals |
| CN103023764A (en) * | 2012-12-04 | 2013-04-03 | 宁夏隆基宁光仪表有限公司 | Multi-functional home intelligent gateway |
| CN103139057A (en) * | 2012-12-28 | 2013-06-05 | 丰唐物联技术（深圳）有限公司 | Touch movable key-type home gateway |
| CN103139057B (en) * | 2012-12-28 | 2016-08-03 | 丰唐物联技术（深圳）有限公司 | A kind of home gateway of touch movable button |
| CN103079056A (en) * | 2012-12-29 | 2013-05-01 | 福建省冠林科技有限公司 | Visual intercom system under ZigBee wireless control |
| CN103079056B (en) * | 2012-12-29 | 2017-09-22 | 福建省冠林科技有限公司 | Utilize the visible dialogue system of Zigbee controlled in wireless |
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Application publication date: 20111130 |