CN101458887A - Intelligent multimedia display terminal and information displaying method - Google Patents
Intelligent multimedia display terminal and information displaying method Download PDFInfo
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- CN101458887A CN101458887A CNA200810205096XA CN200810205096A CN101458887A CN 101458887 A CN101458887 A CN 101458887A CN A200810205096X A CNA200810205096X A CN A200810205096XA CN 200810205096 A CN200810205096 A CN 200810205096A CN 101458887 A CN101458887 A CN 101458887A
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Abstract
An intelligent multimedia display terminal and an information display method thereof belong to information display technical field. The intelligent multimedia display terminal comprises an intelligent terminal controller for receiving play document, calibrating and feeding back the fault information of the display, and displaying and controlling the information of offline state. The intelligent terminal controller can be realized by embedded technique. The intelligent multimedia display terminal is characterized in intelligent control, self control function and high reliability, which can safely and reliably display information.
Description
Technical field
The invention belongs to the information display technology field, be specifically related to a kind of intelligent multimedia display terminal and method for information display thereof that is used for information display system.
Background technology
Along with the continuous development of the scale in public transport fields such as urban track traffic, civil aviaton, railway enlarges, and the increase of a large amount of crowd activity places such as showground, hotel opening, more and more need to provide meet that regional environment requires, information content variation, scheduling flexibly and the system information of hommization show service, for example, requirement can be provided to multiple informations such as the time of sending out, government notice, tour reference, security to more directly perceived, the vivider various valuable information of crowd's issue in people's active procedure.Therefore, information display system becomes increasingly complex.
The display terminal of information display system generally is installed on and need carries out the place that information shows to the crowd.The Message Display Terminal of prior art is generally a simple display, and it directly receives display file and the directly demonstration that higher controller transmits.Because the characteristics difference of the regional environment that information shows is example with the urban track traffic information display system, need certain several terminals of different circuits be become a type at transfer station sometimes, displaying contents is subjected to unified control; Simultaneously, some specific position network is because wiring is difficult, and situations such as Network Transmission distance also will have different requirements to the structure of system.Because the status information of equipment of display screen can not active transmission be given the management and control center of information display system, so makes the management and control center have defective to the equipment control of this display screen.In addition, because information display system usually is used for the more public environment of the stream of people, therefore security and the reliability that requires information to show is higher.For example, be example with the information display system of urban track traffic, the displaying contents of Message Display Terminal must strict control, any lawbreaking information displaying contents can not occur; When display terminal breaks down, must carry out fault handling as early as possible; When information display system backstage or network broke down, the display of Message Display Terminal can not blank screen, and the passenger causes harmful effect with exempt from customs examination.
Based on above information display requirement, the invention provides a kind of intelligent multimedia display terminal and method for information display thereof.This intelligent multimedia display terminal is applicable to multiple information display system, is particularly useful for number of patent application and is 200810207868.3, name is called " a kind of information display system " disclosed information display system.Figure 2 shows that the structural representation of network information display system, information display system comprises the 1st layer 11 management and control center, the 2nd layer 12 domain controller, the 3rd layer 13 group control device and the 4th layer 14 display terminal; Management and control center 211 is used for the information demonstration of total system is controlled, domain controller is used for the information demonstration of group control device in the scope of affiliated territory or display terminal is controlled, and the group control device is used for the information demonstration of the display terminal in affiliated group's scope is controlled; (line between the center of management and control shown in Fig. 2, domain controller, group control device and the display terminal is the control relation signal by the network connection for management and control center, domain controller, group control device and display terminal, do not mark in the network annexation synoptic diagram), display terminal can be plasma display, light emitting diode indicator, liquid crystal display-display etc.When realizing multimedia messages, we select plasma display, liquid crystal display-display as display terminal usually, directly show the shows signal that the group control device sends over.
Summary of the invention
The technical problem to be solved in the present invention is that a kind of intelligent multimedia display terminal and the method for information display thereof that can realize high security, high reliability is provided.
Network Basedization information display system, that be easy to control, that have autonomy function, digitized intelligent multimedia display terminal.
For solving the problems of the technologies described above, intelligent multimedia display terminal provided by the invention is used for information display system, comprise intelligent terminal controller and display, described intelligent multimedia display terminal is connected with the higher controller of described intelligent multimedia display terminal by intelligent terminal controller, reception and verification, feedback intelligent multimedia display terminal failure message and off-line state information that described intelligent terminal controller is used for played file show control, and described display is connected by data line with intelligent terminal controller.
According to intelligent multimedia display terminal provided by the present invention, wherein, the intelligent terminal controller micro control processing unit (MCU), power module, data conversion module, memory module, I/O (I/O) module and the verification module that comprise bus and be connected with bus.Described data conversion module is used to realize the conversion between numerical information and the analog information.Described memory module comprises internal memory and hard disk, and described hard disk is used for storing in advance the played file of off-line state.Described I/O module is connected with the higher controller of intelligent multimedia display terminal, and is connected with display by data line.Described I/O module comprises the network equipment; The described network equipment is supported cable network transmission and wireless network transmissions.Comprise parameter query in the described I/O module and revise interface, broadcast state control interface, broadcast monitor-interface, equipment state control interface and time synchronized interface.Comprise in the described I/O module be used for and display between the VGA or the DVI interface of data communication.
The present invention provides the method for information display of more than one described intelligent multimedia display terminals simultaneously, intelligent terminal controller receives the played file that played file that the higher controller of intelligent multimedia display terminal sends and verification receive, and the played file by verification shows in display.
Technique effect of the present invention is, intelligent multimedia display terminal comprises reception and verification, feedback display failure message and off-line state information stores that is used for played file and the intelligent terminal controller that shows control, when the function of information display system and display terminal all just often, intelligent multimedia display terminal is in line states, intelligent terminal controller receives the broadcast part that played file that the higher controller of intelligent multimedia display terminal sends and verification receive, and the played file by verification shows in display.When part breaks down beyond the intelligent multimedia display terminal in the information display system, communicating interrupt between information display system and the intelligent multimedia display terminal, intelligent multimedia display terminal is in off-line state, and intelligent terminal controller calls the file of storage in advance and realizes that the display of self-discipline shows.When the intelligent terminal controller of intelligent multimedia display terminal breaks down, when the intelligent terminal multimedia display terminal breaks down, the center of information display system is not owing to receive the reported information that intelligent terminal controller sends, and the center of information display system can judge rapidly that display terminal breaks down; When the display of intelligent multimedia display terminal broke down, intelligence was directly to the center of information display system issue failure message.Therefore this intelligent multimedia display terminal have Based Intelligent Control, autonomy function, high reliability features, and the information content of its demonstration is safe and reliable.
Description of drawings
Fig. 1 is an intelligent multimedia display terminal structural representation provided by the invention;
Fig. 2 is the structural representation of network information display system.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
Figure 1 shows that intelligent multimedia display terminal structural representation provided by the invention.This intelligent display terminal is applicable to that the information of information display system shows that being applied in the network information display system architectures shown in Figure 2 with this intelligent multimedia display terminal is example, is that embodiment elaborates to the present invention.As shown in Figure 1, intelligent multimedia display terminal comprises intelligent terminal controller 100 and display 200, and intelligent terminal controller 100 and display 200 are connected by data line.In the embodiment shown in fig. 1, intelligent terminal controller 100 adopts embedded technology to realize, intelligent terminal controller 100 comprises micro control processing unit (MCU) 110, power module 120, data conversion module 130, memory module 140, I/O (I/O) module 150, verification module 160 and bus 170, MCU110, power module 120, data conversion module 130, memory module 140, I/O module 150, verification module 160 all are connected with bus 170, bus 170 comprises data bus and control bus, is used to transmit data and order etc.
Continue as shown in Figure 1, the played file that verification module 160 is used for the higher controller from intelligent multimedia display terminal is transmitted is carried out verification, for example, can carry out verification to played file per 10 seconds, do not realize default verification rule if content meets, then do not authorized broadcast.In this embodiment, the higher controller of intelligent multimedia display terminal is the group control device, because information display system shown in Figure 2 may be connected with external network, though the information content displayed is at the group control device, domain controller, the multilayer control of management and control center, but also may be because security breaches cause the information displaying contents to be modified, also or the group control device, domain controller, the staff's at management and control center carelessness causes information displaying contents mistake, terminal control by verification module 160, security that can strict guarantee information displaying contents, any information displaying contents that is not authorized to all can be rejected demonstration.
Continue as shown in Figure 1, MCU (microcontroller processor) 110 is used for data processing, command process etc., adopts NXP 810 chips in the present embodiment, and it can visit or control other each modules of intelligent terminal controller.
Continue as shown in Figure 1, power module 120 is used to other ingredients of intelligent terminal controller 100 that power supply is provided, in the present embodiment, power module 120 comprises the power supply that directly inserts by external power cord, can comprise that also battery supply etc. does not rely on the outside power supply that inserts; Externally under the situation of power cut-off, be likely great emergency condition to occur, at this moment, information display system presses for and intercuts emergence message, therefore the power supply of intelligent multimedia display terminal must be guaranteed effectively that the power module 120 of charged pool power supply can satisfy this function needs.
Continue as shown in Figure 1, data conversion module 130 is used to realize the format conversion between digital signal and the simulating signal, usually, the played file that the group control device is transmitted is transmitted with digital signal form, by data conversion module 130, can make the display 200 of only supporting analog signal format also can show the digital signal that the group control device is transmitted; Therefore the signal of group control device output can have very large improvement fully with digital data transmission on transmission range, no longer needs traditional VGA conversion of signals Ethernet extension system.If display 200 is supported the demonstration of simulating signal and digital signal simultaneously, then this module can be omitted.
Continue as shown in Figure 1, memory module 140 is used to deposit played file and playlist, in this embodiment, memory module 140 can comprise internal memory and hard disk, and internal memory is used for played file and the demonstration of realization information that canned data display system (this embodiment is the group control device) sends over; The played file and the playlist that are used for the special circumstances demonstration that hard disk is used for storing in advance, (off-line state is the state of the communicating interrupt between display terminal and the display system to this multimedia intelligent display terminal in off-line state, comprise the state that higher controller, data line etc. break down) time, intelligent terminal controller can call the played file of storage in advance from memory module (being hard disk this embodiment), show special circumstances information.
Continue as shown in Figure 1, the display 200 of intelligent multimedia display terminal can be plasma or LCD.Display file exports display to, and realization information shows.
Continue as shown in Figure 1, I/O module 150 directly is connected with display 200 data, adopts VGA or DVI interface, supports display numeral or simulation.I/O module 150 includes the network equipment, is used for intelligent multimedia display terminal and is connected and data transmission with external network.Intelligent terminal controller is connected with the higher controller of intelligent multimedia display terminal by the network equipment of I/O module, in the present embodiment, the group control device monitoring intelligent multimedia display terminal of network information display system, so the network equipment of I/O module directly is connected with the group control device.By I/O module 150, the group control device of network information display system can send order and information video data to intelligent terminal controller, and simultaneously, intelligent terminal controller 100 also can send request command by I/O module 150.The network equipment of I/O module can be supported cable network and wireless network, therefore is easy to realize flexible topology's (demand that shows the place according to information) of intelligent multimedia display terminal.The interface of realizing the I/O module of communication between the group control device of intelligent multimedia display terminal and information display system also comprises parameter query and revises interface, broadcast state control interface, broadcast monitor-interface, equipment state control interface and time synchronized interface.
(1) parameter query and modification interface
Each intelligent terminal controller can be given a unique ID number by information display system, in the information display system internal lan, its corresponding IP address of ID correspondence, in the operation process, by parameter query and modification interface, can realize the isoparametric modification of ID, IP, query manipulation between information display system and the intelligent multimedia controller, be convenient to the management and control center control of information display system.
(2) broadcast state control interface
Broadcast state be meant intelligent multimedia display terminal play content, play information such as format, real-time monitoring and control can be carried out to these information in the management and control center of information display system, and this control need realize by the broadcast state control interface.
(3) play monitor-interface
The monitoring of intelligent multimedia display terminal can require to pass through the Play Control interface of terminal regularly to the intelligent multimedia display terminal exchange message according to information display system (comprising management and control center, domain controller, group control device etc.).Intelligent terminal controller can periodically send the relevant information of oneself to the higher level, but information display system is requesting terminal, not timing ground exchange message also, this moment, the management and control center was provided with frequency, content and the passback mode of exchange message, and in time intelligent multimedia display terminal was taked measures areput according to the message exchange situation.The mutual information that intelligent terminal controller generates can be Word message or pictorial information, also can be two kinds and have concurrently.The information such as code check, size, duration, broadcasting time, reproduction time and intelligent multimedia display terminal ID that comprise media file name, medium ID, video in the Word message.Intelligent terminal controller is added up the situation of playing media file, gives superior system with the text mode timed sending.And pictorial information is after information display system sends request, and terminal is sent to superior system so that its control to terminal to be provided with the contents extraction characteristic information of current broadcast.
(4) equipment state control interface
Information display system need long-range to intelligent multimedia display terminal equipment open, standby, restart, sequence of operations such as renewal, intelligent multimedia display terminal adopts mode initiatively periodically to inquire to superior system, when obtaining the operational order that superior system sends, just start self controlling mechanism response command, and send interactive information to information display system, to inform superior system, information display system storage interactive information.These processes all need by the data interaction between equipment state control interface realization information display system and the intelligent terminal controller.Therefore by this interface, when breaking down, the intelligent terminal multimedia display terminal (comprises the fault of intelligent terminal controller self and the fault of display), the center of information display system is not owing to receive reported information, the center of information display system can judge rapidly that display terminal breaks down, and helps the maintenance of intelligent terminal multimedia display terminal.
(5) time synchronized interface
When the management and control center of information display system added the registration of system works at receiving terminal, whether the information terminal time that should detect appointment in the request of receiving was accurate.Under the situation of mistake, its wrong information of prompting should be returned in the management and control center.Intelligent terminal controller receives after the miscue information, and the necessary critique system time is initialization registration once more, and again to the registration of management and control center, finally realizes the synchronous of time.In this process, by the data interaction between sync cap realization intelligent terminal controller and the information display system.
Simultaneously, the I/O module also comprises the infrared remote control interface, is used for realizing receiving infrared signal, and by settings such as initial setting up of infrared remote control dosing apparatus and demonstrations, the infrared remote control configuration need be carried out cryptoguard.In order to realize the function expansion of intelligent multimedia display terminal,, can increase other interfaces in the I/O module as IP videophone, video display amusement etc.Its interface type is not limited by the present invention.For example the I/O module can comprise USB interface, thereby the file of external memorizer can show in intelligent multimedia display terminal realization information equally.
For intelligent multimedia display terminal embodiment illustrated in fig. 1, in operational process, when the function of information display system and display terminal all just often, intelligent multimedia display terminal is in line states, intelligent terminal controller receives the broadcast part that played file that the higher controller of intelligent multimedia display terminal sends and verification receive, and the played file by verification shows in display.When part breaks down beyond the intelligent multimedia display terminal in the information display system, communicating interrupt between information display system and the intelligent multimedia display terminal, intelligent multimedia display terminal is in off-line state, and the file that intelligent terminal controller calls storage in advance shows in display.When the intelligent terminal controller of intelligent multimedia display terminal breaks down, when the intelligent terminal multimedia display terminal breaks down, the center of information display system is not owing to receive the status information that intelligent terminal controller sends, and the center of information display system can judge rapidly that display terminal breaks down; When the display of intelligent multimedia display terminal broke down, intelligence was directly to the center of information display system issue failure message; Therefore the failure message of intelligent multimedia display terminal can both feed back to the upper strata controller.Therefore this intelligent multimedia display terminal has display message safety, high reliability features.
In the present embodiment, further provide the method for information display of intelligent terminal controller shown in Figure 1.In the process that information shows, information display system can directly send played file to intelligent multimedia display terminal, in this is implemented in, information display system sends to intelligent multimedia display terminal by the group control device.The played file that the higher controller of intelligent terminal controller reception intelligent multimedia display terminal (being the group control device in this enforcement) sends, and the played file of verification reception, played file by verification shows in display, otherwise, do not forbid playing by the played file of verification.Wherein employed rule can be determined by the staff in advance during verification, and storage is advanced in the memory module of intelligent terminal controller.By this method, security that can strict guarantee information displaying contents, any information displaying contents that is not authorized to all can be rejected demonstration.
Under situation without departing from the spirit and scope of the present invention, can also constitute many very embodiment of big difference that have.Should be appreciated that except as defined by the appended claims, the invention is not restricted at the specific embodiment described in the instructions.
Claims (10)
1. intelligent multimedia display terminal, the display terminal that is used for information display system, it is characterized in that, comprise intelligent terminal controller and display, described intelligent multimedia display terminal is connected with the higher controller of described intelligent multimedia display terminal by intelligent terminal controller, described intelligent terminal controller is used for the reception of played file and the storage and the control of verification, feedback intelligent multimedia display terminal failure message and off-line state information displaying contents, and described display is connected by data line with intelligent terminal controller.
2. intelligent multimedia display terminal according to claim 1, it is characterized in that described intelligent terminal controller comprises bus and the micro control processing unit that is connected with bus, power module, data conversion module, memory module, input/output module and verification module.
3. intelligent multimedia display terminal according to claim 2 is characterized in that, described data conversion module is used to realize the conversion between numerical information and the analog information.
4. intelligent multimedia display terminal according to claim 2 is characterized in that described memory module comprises internal memory and hard disk, and memory module is used to deposit played file and playlist.
5. intelligent multimedia display terminal according to claim 2 is characterized in that, described input/output module is connected with the higher controller of intelligent multimedia display terminal, and is connected with display by data line.
6. intelligent multimedia display terminal according to claim 2 is characterized in that described input/output module comprises the network equipment.
7. intelligent multimedia display terminal according to claim 6 is characterized in that, the described network equipment is supported cable network transmission and wireless network transmissions.
8. intelligent multimedia display terminal according to claim 2 is characterized in that, comprises parameter query in the described input/output module and revises interface, broadcast state control interface, broadcast monitor-interface, equipment state control interface and time synchronized interface.
9. intelligent multimedia display terminal according to claim 2 is characterized in that, comprise in the described input/output module be used for and display between the VGA or the DVI interface of data communication.
10. the method for information display of an intelligent multimedia display terminal as claimed in claim 1, it is characterized in that, described intelligent terminal controller receives the played file that played file that the higher controller of intelligent multimedia display terminal sends and verification receive, and the played file by verification shows in display.
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| CN200810205096XA CN101458887B (en) | 2008-12-30 | 2008-12-30 | Intelligent multimedia display terminal and information displaying method |
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| CN200810205096XA CN101458887B (en) | 2008-12-30 | 2008-12-30 | Intelligent multimedia display terminal and information displaying method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087830A (en) * | 2017-12-22 | 2018-05-29 | 江西科慧明光电科技有限公司 | A kind of city illumination indicates system |
| CN109040306A (en) * | 2018-09-10 | 2018-12-18 | 王成刚 | intelligent display terminal based on Internet of things |
| CN109388360A (en) * | 2018-09-10 | 2019-02-26 | 王成刚 | A kind of interactive display system and implementation method based on Internet of Things |
-
2008
- 2008-12-30 CN CN200810205096XA patent/CN101458887B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108087830A (en) * | 2017-12-22 | 2018-05-29 | 江西科慧明光电科技有限公司 | A kind of city illumination indicates system |
| CN109040306A (en) * | 2018-09-10 | 2018-12-18 | 王成刚 | intelligent display terminal based on Internet of things |
| CN109388360A (en) * | 2018-09-10 | 2019-02-26 | 王成刚 | A kind of interactive display system and implementation method based on Internet of Things |
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| CN101458887B (en) | 2011-07-27 |
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Owner name: SHANGHAI YIDIAN WULIAN TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SHANGHAI KINGSWAY TECHNOLOGY DEVELOPMENT CO., LTD. |
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