WO2014194960A1 - Dispositif de sortie de données vers un dispositif d'affichage d'un automate de prestation de service - Google Patents

Dispositif de sortie de données vers un dispositif d'affichage d'un automate de prestation de service Download PDF

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Publication number
WO2014194960A1
WO2014194960A1 PCT/EP2013/061736 EP2013061736W WO2014194960A1 WO 2014194960 A1 WO2014194960 A1 WO 2014194960A1 EP 2013061736 W EP2013061736 W EP 2013061736W WO 2014194960 A1 WO2014194960 A1 WO 2014194960A1
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WO
WIPO (PCT)
Prior art keywords
video signal
digital video
data
display
output
Prior art date
Application number
PCT/EP2013/061736
Other languages
German (de)
English (en)
Inventor
Stephan Danner
Christian Lehner
Original Assignee
Keba Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Keba Ag filed Critical Keba Ag
Priority to PCT/EP2013/061736 priority Critical patent/WO2014194960A1/fr
Publication of WO2014194960A1 publication Critical patent/WO2014194960A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/14—Display of multiple viewports
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F9/00—Details other than those peculiar to special kinds or types of apparatus
    • G07F9/02—Devices for alarm or indication, e.g. when empty; Advertising arrangements in coin-freed apparatus
    • G07F9/023—Arrangements for display, data presentation or advertising
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F19/00—Complete banking systems; Coded card-freed arrangements adapted for dispensing or receiving monies or the like and posting such transactions to existing accounts, e.g. automatic teller machines
    • G07F19/20—Automatic teller machines [ATMs]
    • G07F19/206—Software aspects at ATMs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41415—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance involving a public display, viewable by several users in a public space outside their home, e.g. movie theatre, information kiosk
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/426—Internal components of the client ; Characteristics thereof
    • H04N21/42653—Internal components of the client ; Characteristics thereof for processing graphics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
    • H04N21/4316—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/12—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels
    • G09G2340/125—Overlay of images, i.e. displayed pixel being the result of switching between the corresponding input pixels wherein one of the images is motion video

Definitions

  • the invention relates to display devices of service machines, such as vending machines and ATMs.
  • the invention relates to the generation of data for display on such display devices.
  • Service machines such as vending and cash dispensers
  • service machines have a plurality of components.
  • Such components include input and output modules, magnetic card, chip card and transponder reader modules, pin input pads, receipt printers, displays or monitors, various keys and keypads, touch screens, camera, scanner, signal lights and the like.
  • the control of the service machines including the control of the various components can be taken over by a PC-like computer platform with an operating system, which can be a common operating system such as Windows or Linux. Even if the basic functions are comparable, the control for the internal functioning of the components may vary depending on the manufacturer and type of service machine.
  • an application software of the service provider operator a software interface can be provided, which provides a standardized and independent from the manufacturer of the service machine interface for the application software of the operator. In this way, an application or application software of the service provider or the operator of the service machine largely independent and run without major adjustments on machines from different manufacturers, that is on different hardware platforms. Both the hardware and the software components are usually protected against unauthorized manipulation.
  • various additional device-specific instructions and signals can be used in various devices, for example, to identify the individual machine components, which are to be considered or used by the customer in the course of an operation at specific times. These include, for example, flashing lights, information arrows or illuminated letters next to the card reader, the pin pad, the cash dispenser or the receipt printer to indicate to the user where the next operator action is to be performed on the machine and how this is to be carried out. These flashing signals can be activated by the application soft- ware depending on the next operator action expected by the user. Added to this are simple instructions and symbolic, greatly simplified displays on the screen. Such on-screen instructions are usually very general because the same output or instruction can be used for or provided for a number of different types of automata.
  • the indications and signals are activated by the application software either via standardized, device-independent interfaces depending on the business transaction that has been carried out or automatically with the activation of a specific machine component to which the respective note is assigned. It would be desirable if the user instead of simple icons, flashing lights or arrows corresponding clear, realistic and suitable for each machine illustrations and video sequences of the respective machine components and the operator actions to be performed depending on the particular operating situation or the current business process displayed on the screen could become. However, the output of such automatic representations on the screen would require a similar automatic design or automatic configuration of the application software.
  • one goal of the ATM operators is to design the application software uniformly and not unnecessarily complex, since a large variance or frequency of change considerably increases the expenditure for the required checks and approval processes with regard to the security and reliability as well as the maintainability of the software.
  • the application software is designed so that it fully and exclusively uses the integrated display in the machine and other software components can not make screen outputs that could mask and corrupt the output of the application software.
  • Conventional overlay techniques such as simple virtual output windows are therefore prohibited.
  • One conceivable option would be to display the automatic, realistic images and video sequences on a separate screen that is completely separate from the output screen of the application software.
  • the application software activates or deactivates the individual components of the ATM by means of function calls via a software interface provided by the basic software or vending machine-specific software.
  • the basic software outputs the assigned realistic, machine-specific instructions, images and video sequences on the second, independent screen, matching the activated components or the respective process or operating step.
  • the provision of a second display only for the automation-specific output of operating instructions, which is controlled exclusively by the basic software of the machine, is conceivable, but uneconomical and represents a limitation of the design possibilities in the design of the service machine.
  • an apparatus for outputting display data to a display device of a service machine wherein the display device has at least a first display area and a second display area.
  • the device comprises the following features: a first input adapted to receive first data, a second input adapted to receive second data, a first graphics processing unit adapted to process the first data and output a first one a second graphics processing unit configured to process the second data and output a second digital video signal based on the second data, a mixer configured to store the first digital video signal and the second digital video signal Combining video signal to an output video signal such that the first digital video signal is associated with the first display area and the second digital video signal is associated with the second display area, the second display area having predefined properties that correspond to predefined properties of the second digital video signal, and an output adapted to output the output video signal to the display device.
  • the first and the second digital video signal are for output to a separate, standardized display device (each with a predetermined first and second screen resolution).
  • the mixer is configured to combine the first video signal and the second video signal into a single output video signal such that image information of both the first and second video signals are displayed simultaneously on a shared, standardized display device (with a predetermined third screen resolution).
  • the first display area can also have predefined properties that correspond to predefined properties of the first digital video signal.
  • the image data of at least the second digital video signal are in this case determined by a software program, ie the application software, which is designed for exclusive, sole use of a display device.
  • This device makes it possible to equip a service machine with a display, wherein first display data (for example application data of the service provider operator) and second display data (for example, machine-specific instructions) are displayed on a common individual physical display or a common display device.
  • the second display area can be used for the second data as an exclusively assigned display, to which a special resolution or other special, predefined settings or even exclusive image memories and software interfaces or own virtual output areas (windows) are assigned.
  • This special resolution can be predetermined, for example, by an application or application software of a service provider operator.
  • the rest of the display area which is referred to here as the first display area, is not predefined by the application software in its appearance and can be used by other signals or data, such as the first data, independently of this application software. In this way, the application software can be operated without adaptation to the actual size of the display. At the same time, the remaining area of the display is available for outputting image information through other software components.
  • the first data and the second data may be received as a first signal and a second signal.
  • the first signal and the second signal respectively, may comprise the first (display) data and the second (display) data respectively containing display information.
  • the second display rich predefined properties wherein the second graphics processing unit is adapted to adjust the expected resolution of the second display area or other properties for the second digital video signal.
  • the mixing device can also be set up to rotate the second data or the associated display, ie to change the orientation, for example in order to ensure that the image data of the second digital video signal coincide with the native control direction of the display device.
  • the second signal or the second data contained in the second signal may already have the predefined properties of the second display region.
  • the first graphics processing unit may be configured to rotate the first data or the associated display. This may be necessary if the display device is installed and operated in portrait format.
  • the first display area and the second display area may be divided in various ways.
  • the second display area may be included in the first display area or vice versa. This can be called picture-in-picture (bite) or picture-in-picture (PiP).
  • the first display area and the second display area may be the same size and arranged one above the other or next to each other. This type of presentation can also be referred to as split-screen. Any other type of arrangement or division is also possible.
  • the first data and the second data also referred to herein as first display data and second display data respectively, may contain display information or pixel information for the first and the second display area, respectively.
  • the display information includes, among other things, information related to display content or display style such as resolution, orientation, color, brightness, etc.
  • the first data and the second data may also contain further information regarding the corresponding application software.
  • the first data may become a service machine specific Application or display data correspond.
  • the second data may correspond to an operator-specific application or display data.
  • Operator-specific application in this context refers to an application or application or application software that is provided by the operator of the service machine, such as a bank.
  • the operator-specific application software depicts, for example, the various service processes of the machine offered by the operator; in the case of a banking service machine, for example, the payment and withdrawal of cash, the making of transfers, the checking of the account balance or the printing of account statements.
  • the machine-specific basic software is adapted to the respective embodiment, technical equipment, the type and the manufacturer of the machine and in turn provides the application software with a largely platform-independent interface for the use of the respective machine components.
  • Service machine-specific application, machine-specific basic software or application software in this context refers to an application or application software that is provided by the manufacturer of the service machine, for example in the production or delivery of the service machine.
  • the automated application allows further information to be presented in addition to the operator-specific application. This information includes, for example, machine-specific animations, video sequences or images, arrows, camera images, advertising inserts, hints for automatic setting options, including personal adjustments or improved usability such as height adjustment of the screen or the second display area.
  • camera images that can be displayed on the first display area a user can e.g. recognize if someone is behind him. In this way, the security can be improved when entering security-relevant data such as PINs.
  • a graphics processing unit is understood herein as a unit having graphics card functionality.
  • the graphics processing unit may be an operating system as well as drivers include.
  • An interface can be provided between the first graphics processing unit or the second graphics processing unit and the mixing device, which corresponds to the DVI standard (Digital Video Interface) or HDMI standard.
  • DVI standard Digital Video Interface
  • HDMI standard HDMI standard.
  • both the first digital video signal and the second digital video signal may have analog and digital data.
  • Both the first graphics processing unit and the second graphics processing unit may be configured to process the respectively received data, in particular the resolution of the respectively received display data. In this way, it can be ensured in particular that the operator-specific application with the predefined properties can be processed by the second graphics processing unit.
  • the first and the second graphics processing unit can both be part of a single, preferably PC-based control of the service machine, but they can each also be assigned to an independent (sub-) controller, so that the first graphics processing unit is assigned to a first sub-controller, which primarily serves Control and management of the machine components takes over and the second graphics processing unit is assigned to a second part control, which primarily assumes the visualization and user guidance in connection with the offered service processes.
  • first and the second graphics processing unit can both be part of a single, preferably PC-based control of the service machine, but they can each also be assigned to an independent (sub-) controller, so that the first graphics processing unit is assigned to a first sub-controller, which primarily serves Control and management of the machine components takes over and the second graphics processing unit is assigned to a second part control, which primarily assumes the visualization and user guidance in connection with the offered service processes.
  • the mixing device is configured to prioritize the second digital video signal relative to the first digital video signal.
  • the mixing device provides, for example, as a possible predefined setting independently of the application and base software operated on the machine.
  • the second display area can be completely visible inside and can not be overwritten by parts of the first display area.
  • the second digital video signal may contain data that is associated with an application soft- ware of a bank or another machine operator, it may be necessary to always display these - depending on their relevance.
  • the first digital video signal may contain data that is only specific to an automation, for example containing operating instructions that do not have to be displayed under all circumstances. This may be of importance, for example, with regard to inhibiting software manipulations, such as fingering transactions that are not actually taking place, spying on access data, or the like.
  • the automatic basic software or the first data can also be adapted such that in the case of an overlay only those Parts of the first output area used, which are not superimposed by the second output area, so that nevertheless all relevant information can be detected on the screen.
  • the automatic software or basic software is thus designed so that it does not use certain parts of the first output area superimposed by the second output area.
  • first graphics processing unit and the second graphics processing unit are each designed as an independent device, in particular as a graphics card.
  • the first graphics processing unit and the second graphics processing unit are separate devices.
  • these may be physically separate graphics cards.
  • This can be physically two Graphics adapter or graphics cards in the system may be present, wherein the first graphics card corresponding to the first graphics processing unit can be operated with a higher resolution than the second graphics card that corresponds to the second graphics processing unit, and the only one application software (ie the operator-specific application) assigned.
  • the digital output signals of both graphics cards are supplied to a mixer, which may be a digital mixer.
  • the device comprises a graphics processing module comprising the first graphics processing unit and the second graphics processing unit.
  • stand-alone graphics cards are combined in a graphics processing module at the hardware level, that is, with the operating system and drivers.
  • the graphics processing module may serve to share some elements, such as drivers, for both graphics processing units.
  • the graphics processing module may process the generated signals, i. output the first digital video signal and the second digital video signal to the mixer.
  • the graphics processing module may be a structural unit such as a printed circuit board or a chip, in particular a microchip.
  • first graphics processing unit and the second graphics processing unit are configured to output the first digital video signal and the second digital video signal at the same resolution.
  • the mixer can easily combine the first digital video signal and the second digital video signal without requiring complicated computation.
  • the two video signals do not have the same resolution.
  • the first graphics processing unit may be operated at a resolution equal to the total area of the display device (eg, 1920 x 1080), and the second graphics processing unit may be operated at a lower resolution (from, for example, 1024 x 768).
  • the first display area has a plurality of sub-display areas, and the first data has display data for the plurality of sub-display areas.
  • a plurality of further, in particular virtual, display areas can be defined.
  • the first display area may thus have a plurality of sub-display areas. These sub-display areas can be used for various displays that need not be related.
  • the first data comprises a plurality of individual data signals each associated with one of the plurality of sub-display regions.
  • the first input may receive a plurality of individual data signals each having data for a sub-display area. These data signals can be received consecutively. It is also possible that a single data signal is received having information relating to each of the plurality of sub-display areas.
  • the apparatus includes a third graphics processing unit configured to process third data and output an output based on the third data.
  • the mixing device is configured to combine the first digital video signal, the second digital video signal and the output signal to an output video signal such that the output signal is associated with a third display region of the display device, wherein the third display region has predefined properties correspond to predefined characteristics of the output signal.
  • the third graphics processing unit can either be provided as a separate graphics processing unit, also in the graphics processing module, or be provided as an internal graphics processing unit in the mixing device.
  • the output signal or the third data may, for example, data for a line display a payment module included.
  • Such a line display can be emulated by the mixer and the output intended characters can be output at a designated location on the common screen.
  • Other types of additional modules are possible, which provide information to the device via a separate data signal.
  • the display device has a third display area on which the output signal based on the third data can be displayed.
  • the output signal has fixed predefined properties corresponding to characteristics of the third display area.
  • a device or software providing the third data may be offered the third display area with specified characteristics.
  • the third data may be written directly into a memory in the mixer.
  • the mixing device is set up to prioritize the second digital video signal and the output signal relative to the first digital video signal.
  • the second data and the third data are always displayed on the display device. If the first data or the first digital video signal would be displayed on areas of the display device on which the second data or the second digital video signal or the third data or the output signal would also be displayed, the first digital video signal is referred to the others neglected. That is, in such a case, the image information of the first digital video signal is not displayed on these areas, but the image information of the second digital video signal or the image information of the output signal is displayed based on the third data.
  • a cascade of prioritizations is provided.
  • a highest (or at least high) priority can be assigned to the second digital video signal and the output signal.
  • the output signal may have the highest priority, the second digital video signal a highest priority.
  • Prior priority and the first digital video signal to be assigned the lowest priority.
  • the third data is encrypted.
  • Encryption of the third data may provide protection against unauthorized access to this data. In this way, it can be ensured that security-relevant data contained in the third data can not be accessed without authorization.
  • encryption of the third data may be some type of cryptographic encoding.
  • the mixing device is configured to receive position information that is indicative of a position and / or orientation of the first display region and / or the second display region on the display device.
  • the mixing device may receive position information, for example as a position signal, indicating a position of the first display area and / or the second display area on the second display device.
  • This position information may further indicate a position of the third display area, if any.
  • the position information may also indicate an orientation, such as portrait or landscape, or other information.
  • the position information can be received, for example as a position signal, via an external input, for example via a USB interface.
  • the first data or the second data possibly also the third data, may contain the position information.
  • the position information may be input externally by a user, eg, a vending machine operator become.
  • the position can be set by parameters, which are then contained in the position information.
  • the positions can already be determined according to design and ergonomics criteria during the production process.
  • the vending machine operator sets up the application software on a platform-independent interface, which provides only general basic functionality that is required for mapping the application software, the position of the application software is already set.
  • the mixing device is configured to store position information that is indicative of a position and / or orientation of the first display region and / or the second display region on the display device.
  • the position information can be fixedly stored in the mixer. For example, when the position information is received by an external signal, that position information may be stored until new position information about a new external signal is input.
  • the mixing device may have a memory for storing the position information.
  • the mixing device is set up to replace the first digital video signal at least partially by the second digital video signal when generating the output video signal.
  • the first digital video signal may be at least partially overwritten by the second digital video signal in generating the output video signal.
  • an overlay of the first display area is achieved by the second display area.
  • bits of the first display area or of the first digital video signal are overwritten by bits of the second digital video signal or of the second display area.
  • pixel information is displayed on screen coordinates, or coordinates or positions of the display device. tion, which are superimposed by the second digital video signal, replaced by the corresponding image information or pixel information of the second digital video signal.
  • the pixel information on non-overlaid display device coordinates may be passed 1: 1.
  • the mixing device when combining the first digital video signal with the second digital video signal, is adapted to replace the first digital video signal with a dummy signal if the first digital video signal is missing or contains no display data.
  • the device can replace the first digital video signal with a dummy signal.
  • the dummy signal may hereby correspond to a signal which contains only pixel information relating to black pixels.
  • the generation of such a black video signal for example a black HD (High Definition) stream, can be performed in the mixing device.
  • the device is configured to turn off the display device if the second digital video signal is missing or contains no display data.
  • the display device can be turned off. Since the second data or the second digital video signal represent operator-specific data, according to this embodiment, the entire display device can be switched off, provided that no operator-specific data can be displayed. In this way, security can be increased because the display device only functions when an application software of the operator sends data to the device. In this way, it can be ruled out, in particular, that manipulations on the machine-specific application are carried out, which would then display a simulated second digital video signal on the display device.
  • the mixing device is an Application Specific Integrated Circuit (ASIC), in particular a Field Programmable Gate Array (FPGA).
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • the mixing device may be a logic chip.
  • This logic chip can be, for example, an ASIC, that is to say an application-specific integrated circuit.
  • the mixer may be an integrated circuit into which a logic circuit may be programmed.
  • the mixer may also be a Field Programmable Gate Array (FPGA).
  • the mixing device has a memory device in which the second digital video signal is stored in synchronism with the reception of the second video signal, wherein the mixing device is adapted to generate the output video signal the stored second digital video signal time-delayed for receiving the second digital video signal and read synchronously with the first digital video signal.
  • the second digital video signal may be latched when the second digital video signal input to the mixer is asynchronous with the output video signal.
  • a continuous combined output data stream i. the output video signal is generated. This applies correspondingly to the first digital video signal. If the output data stream is synchronous with one of the input data streams, i. the first digital video signal or the second digital video signal is generated, then only the input data stream that is asynchronous with the output data stream needs to be buffered.
  • the mixing device can have two memory devices.
  • the mixer may also include a plurality of storage devices to store the first digital video signal and / or the second digital video signal.
  • the mixing device is configured to store at least part of the second digital video signal in the memory device, wherein the stored part of the second digital video signal contains the image data for a complete image of the second display region.
  • a buffer i. a memory means, provided, from which the mixing means can read the data for the second display area for generating the output video signal.
  • a part of the first digital video signal may also be stored in the same memory device or a further memory device, the stored data of the first digital video signal containing image data for a complete image of the first display region.
  • the memory device has at least three separate memory areas in each of which at least the image data for a complete image of the second display area can be stored.
  • the mixing device can have two memory devices each having three memory areas or memory segments.
  • Each of the three memory segments or buffers can store a complete image.
  • the three memory segments can each also be independent memories.
  • the three memory segments of a memory device can be operated such that one of the memory segments is always written from the respective digital video signal and read from another memory segment for the generation of the output video signal. On the third memory segment at this time neither write nor read accesses take place. If the writing process is completed in the one segment and this segment thus contains a complete image, the writing process in the previously passive memory segment is continued after the image change in the video signal. The write buffer and the passive buffer are therefore exchanged. In the same way, after reading out a complete picture from the read buffer, the read operation of the next picture is continued in the memory segment which is currently passive at the picture change time, and thus the read buffer is interchanged with the passive buffer (which at this time is the most recent one) contains written picture).
  • the mixing device is configured to erase the memory of the memory device if the second digital video signal is missing or has erroneous data.
  • the memory cells of the memory device can be described in a specific first order with the data of the second digital video signal and read in a second, different from the first order sequence for the generation of the digital output video signal.
  • the representation of the image data in the second display region can be represented by a multiple of 90 ° with respect to the actual order of the data of the second digital video signal and the order of the data of the output video signal.
  • the first graphics processing unit and / or the second graphics processing unit and / or the third graphics processing unit are designed as a computer program product.
  • the computer program product is set up for execution on a program-controlled device.
  • the computer program product such as a computer program means can be provided or supplied, for example, as a storage medium such as a memory card, USB stick, CD-ROM, DVD or even in the form of a downloadable file from a server in a network. This can be done, for example, in a wireless com- communication network by transmitting a corresponding file with the computer program product or the computer program means done.
  • a data carrier with a stored computer program is proposed with instructions which form the computer program product when executed on a program-controlled device.
  • the respective unit for example the first graphics processing unit, the second graphics processing unit, the third graphics processing unit, the graphics processing module and the mixing device, can be implemented in hardware and / or software technology.
  • the respective unit may be embodied as a device or as part of a device, for example as a computer or as a microprocessor.
  • the respective unit may be designed as a computer program product, as a function, as a routine, as a stand-alone process, as part of a program code and / or as an executable object.
  • the said respective units can also be implemented in a plurality of separate processor cores within a common integrated circuit or can be implemented therein.
  • a service provider has a display device and a device for outputting display data as described above to the display device.
  • the service can, as already explained, be a vending or cash machine.
  • the service machine may be an ATM, ticket machine, a vending machine, an account information terminal, a lottery terminal or a parcel machine for sending or receiving parcels.
  • Each type of automat may have the display device to display any data.
  • the data to be displayed is supplied to the display device by the device described above.
  • the display device may be, for example, a screen having a first display area and a second display area.
  • a method for outputting display data to a display device of a service machine comprising the steps of receiving first data, receiving second data, processing the first data, and outputting a first digital video signal based on the first data, processing the second data, and outputting a second digital video signal based on the second data, Combining the first digital video signal and the second digital video signal into an output video signal such that the first digital video signal is associated with the first display region and the second digital video signal is associated with the second display region, the second display region having predefined characteristics that correspond to predefined characteristics of the second digital video signal digital video signal, and output the output video signal to the display device.
  • Fig. 1 is a schematic block diagram of a first embodiment of a device for outputting display data
  • Fig. 2 is a schematic block diagram of a second embodiment of an apparatus for outputting display data
  • Fig. 3 is a schematic block diagram of a third embodiment of an apparatus for outputting display data
  • FIG. 4 is a schematic block diagram of a fourth embodiment of an apparatus for outputting display data
  • Fig. 5 is a schematic block diagram of a fifth embodiment of a display data output device
  • FIG. 6 is a schematic flowchart of an example of a method of outputting display data.
  • First data 101 is received by a first graphics processing unit 103.
  • the first data 101 may be display data of an application specific to the service machine. This can be, for example, control panel information or the like.
  • the first data 101 is converted into a first digital video signal 107 by the first graphics processing unit 103.
  • This first digital video signal 107 is transferred to a mixer 105.
  • the interface between the graphics processing unit 103 and the mixer 105 may be a DVI interface (Digital Video Interface).
  • second data 102 may be received by a second graphics processing unit 104.
  • the second data 102 may be service provider-specific application data, which may be, for example, bank-specific data.
  • the second graphics processing unit 104 converts the second data 102 into a second digital video signal 108.
  • the second digital video signal 108 is forwarded to the mixer 105.
  • the interface between the second graphics processing unit 104 and the mixer 105 may also be a DVI interface.
  • the first digital video signal 107 and the second digital video signal 108 are combined into a common output digital video signal 109. In this case, no conversion of the resolution with regard to the pixel information is necessary or provided. This applies to the first digital video signal 107 and the second digital video signal 108.
  • the mixer 105 in the output digital video signal 109 overlays or overwrites portions of the first digital video signal 107 with data from the second digital video signal 108.
  • the output digital video signal 109 is sent to the display device 106 of the service machine.
  • the display device 106 has a first display area 1 10 and a second display area 1 1 1.
  • the first display area 110 and the second display area 1100 may be represented as a picture-in-picture function.
  • the second display area 1 1 1 overlaps the first display area 1 10.
  • the display areas 1 10 and 1 1 1 can also claim the same size areas of the display device 106, as shown in the following figures.
  • the first display area 1 10 may be smaller than the second display area 11 1 and may overlap it.
  • the second display area 1 1 1 has predefined properties that correspond to predefined properties of the second digital video signal 108. Such properties are, for example, a standardized screen resolution of
  • the operator-specific application can be provided with a display area 11 1, which corresponds to a standardized screen resolution for all applications and for different machines, while the display device 106 actually has a larger display area and resolution of, for example, 1920 ⁇ 1080 pixels (HD) , Overlapping may in this context be understood to mean a partial or complete superimposition of the first display region 110 through the second display region 11, or vice versa.
  • FIG. 2 shows a further embodiment of a device 200 for outputting display data to a display device 106 of a service machine.
  • the device 200 comprises a graphics processing module 201.
  • the graphics processing module 201 includes the first graphics processing unit 103 and the second graphics processing unit 104. In this way, some elements of the first graphics processing unit 103 and the second graphics processing unit 104 may be shared.
  • FIG. 3 shows a further embodiment of a device 300 for outputting display data on a display device 106 of a service machine.
  • the first graphics processing unit 103 receives a plurality of data 301, 302, 303.
  • the data 301, 302, 303 may be contained in a single data signal 101 or may be received as individual data signals 301, 302, 303 or in one of the graphic processing unit 103 accessible memory can be provided.
  • the plurality of data 301, 302, 303 are associated with a plurality of display areas 304, 305, 306 representing the first display area 110. That is, the first display area 110 in this embodiment has a plurality of sub-display areas 304, 305, 306.
  • These sub-display areas 304, 305, 306 may also be virtual display areas that can be programmatically filled, positioned, resized, displayed, and deleted within an associated screen, ie, the display 106.
  • the display areas 304, 305, 306, 1 1 1 are shown as arranged one below the other, any other type of arrangement is possible.
  • the plurality of display areas 304, 305, 306 may be arranged around the second display area 11 1 1. It is also possible for the second display area 11 1 to overlap one or more of the plurality of sub-display areas 304, 305, 306.
  • FIG. 4 shows a further embodiment of a device 400 for outputting display data to a display device 106 of a service machine.
  • the device 400 has another input for receiving third data 401.
  • These third data 401 are addressed image data.
  • the third data 401 is passed to a third graphics processing unit 402.
  • the third graphics processing unit 402 may generate an output signal based on the third data 401.
  • the third graphics processing unit 402 may be part of the mixer 105 and emulated by the mixer 105. Alternatively, the third graphics processing unit 402 may also be a physical graphics card.
  • the third graphics processing unit 402 is an emulated controller of a multi-cell LCD graphic or text matrix display and includes the third Data 401 as graphics or text information, which are then displayed in the third display area 404 analogous to the representation on such a matrix display.
  • the mixer 105 processes the first digital video signal 107, the second digital video signal 108, and the third data 401, which are converted into an output signal having video data by the third graphics processing unit 402, and generates a common output video signal 403.
  • the output digital video signal 403 is sent to the display device 106 having a further display area 404 associated with the third data 403.
  • the first display area 1 10, the second display area 1 1 1 and the third display area 404 are arranged one above the other, also a different arrangement of the display areas 1 10, 1 1 1, 404 is possible. It is preferably ensured by the mixing device that the second display area 11 1 and the third display area 404 do not overlap one another and can not be overlapped by the first display area 110. As a result, the respective complete visibility of the second display area 11 1 and of the third display area 404 is ensured.
  • the mixer 105 may include various memory devices 502, 503, 504.
  • the mixer 105 may receive a position signal or position information 501 stored in the memory device 502.
  • the position information 501 may include information on which position the display areas 110, 111 are displayed on the display device 106, as well as information about their orientation or other display information.
  • the position information 501 may be received as an external signal, such as a position signal, or may be included in the first data 101 or the second data 102.
  • the first digital video signal 107 and the second digital video signal 108 may be latched in the memory devices 503 and 504.
  • the mixer 105 accesses the memory devices 503 and 504 in this case in order to obtain the information of the first the digital video signal 107 and the second digital video signal 108.
  • This storage may be performed, for example, when the read rate with which the output video signal 109 is read from the mixer 105 is higher than the write rate at which the first digital video signal 107 and the second digital video signal 108 are written to the mixer 105 ,
  • the storage of an input video signal can be carried out, in particular, when the respective input video signal is asynchronous with the output video signal 109. This is usually true for at least one of the first digital video signal 107 and the second digital video signal 108, since these are arbitrarily asynchronous to each other and thus the output video signal 109 can be synchronized only to one of the two.
  • the display device 106 can be, for example, an HD display (High Definition Display) with a dual-channel LVDS interface and a resolution of, for example, 1920 ⁇ 1080 pixels.
  • the application software that is to say the second data 102, usually requires a lower resolution than the HD display 106 and generates, for example, screen data or the second digital video signal 108 for an XGA graphic resolution of only 1024 ⁇ 768 pixels.
  • the first graphics processing unit 103 and the second graphics processing unit 104 respectively transmit the first digital video signal 107 and the second digital video signal 108 to the mixer 105 by means of DVI.
  • the first digital video signal 107 may also be referred to as an HD display stream.
  • the single-channel DVI stream which has a pixel clock (pixel clock) on the DVI transmission path, ie the connection between the first graphics card 103 and mixer 105, for example 144 MHz, is deserialized or parallelized, and the display data, for example 24-bit data + 3 synchronization signals + 1 clock (clock), taken over in parallel by the mixing device.
  • pixel clock pixel clock
  • the data from the second digital video signal 108 which are formed by the operator-specific application software, in parallel in a frame buffer, ie a memory device 503, which may be, for example, an LPDDR or DDR3 Sodimm memory, required by one or for throughput reasons.
  • a memory device 503 which may be, for example, an LPDDR or DDR3 Sodimm memory, required by one or for throughput reasons.
  • two memory control devices (Memorycontrollerunits) stored in the mixing device 105, and rotated if necessary by 90 °.
  • the image data of the application are then displayed alternately at the position defined by the position information 501 or inserted into the output video signal.
  • the two display data streams (first digital video signal 107 and second digital video signal 108) will slowly drift towards each other in terms of the respective image change time, since the 60 Hz are not exactly the same in both data streams and the image change times are not synchronized with each other.
  • the buffering of the image data enables the required temporal adaptation between the two input video signals 107 and 108.
  • the two DVI interfaces at the mixing device 105 ie the interfaces between the graphics cards 103, 104 and the mixing device 105, each have its own serial SE 2 PROM interface for EDID data (Extended Display Identification Data).
  • EDID data Extended Display Identification Data
  • These EDID data can be read out by the graphics processing units 103, 104 via a serial bus connection (I2C-BUS), so that they can be operated correctly or provide a correct video signal in accordance with the capabilities of the connected target device with regard to resolutions, color depth and frame rates can.
  • a target device is a display connected to a graphics card or a monitor.
  • the target device is the mixer 105 from the point of view of the graphics cards 103, 104.
  • the EDID data for the interface between the mixer 105 and the first graphics processing unit 103 has, for example, an HD resolution of 1920 ⁇ 1080 pixels at a refresh rate of 60 Hz as permissible operating mode off.
  • the EDID data for the interface between the mixer 105 and the second graphics processing unit 104 for example, have an XGA resolution of 1024 x 768 pixels at 60Hz refresh rate as acceptable.
  • only the data of the second video signal 108 is buffered in a memory, while the output video signal 109 is generated pixel-synchronously with the first digital video signal 107 and at the same resolution. Caching of the first digital video signal 107 in a frame buffer is therefore unnecessary.
  • the data stream of the first digital video signal 107 is therefore passed substantially directly to the output as the output video signal 109, wherein the data for those pixels which belong to the second display area 1 1 1, are replaced by the corresponding data from the frame buffer 504 of the second video signal 108.
  • the advantage of this solution is that the first video signal 107 does not have to be buffered and therefore no memory is required for this purpose.
  • the timing of the output video signal 109 may be directly derived from the timing of the first digital video signal 107. Therefore, in the absence of the first digital video signal 107, an image data stream representing a black display area 110 is alternatively generated by means of an internal clock generator (not shown). In this image data stream, the data for the second display area 1 1 1 are coupled. In this way, it is ensured that the image information for the second display area 11 1 is also visible in this case.
  • the image data stream of the output video signal 109 could basically be generated independently and asynchronously with the two digital video signals 107 and 108.
  • both digital video signals 107, 108 would be buffered in a respectively assigned frame buffer 503, 504.
  • each memory device 503, 504 may be divided into three segments 51 1 -513, 521 -523, respectively, wherein each of the segments 51 1 -513, 521 -523 may store a complete image.
  • the three segments 51 1 -513, 521 -523 may also each be independent memories.
  • the three memory segments 51 1 - 513, 521 - 523 of each of the memory devices 503, 504 are operated such that one of the memory segments 51 1, 521 is always written from the respective digital video signal 107, 108 and from another memory segment 512, 522 Generation of the output video signal 109 is read.
  • the third memory segment 513, 523 is passive during this time, ie there are neither write nor read accesses.
  • the writing process into one segment 51 1, 521 is completed and if this segment 51 1, 52 1 thus contains a complete image, then after the image change in the digital video signal 107, 108 the writing process in before passive segment 513, 523 continued.
  • the write buffer and the passive buffer are swapped.
  • the write buffer 51 1, 521 becomes the passive buffer and vice versa.
  • the read operation of the next image is continued in the just-passive memory segment 51 1, 521 and thus the read buffer 512, 522 is interchanged with the passive buffer 51 1, 521 (which contains the most recent complete written image at this time).
  • the read buffer becomes the passive buffer and vice versa.
  • FIG. 6 shows a schematic flow diagram of a method 600 for outputting display data.
  • first data 101 are received by a first graphics processing unit 103.
  • second data 102 is received by a second graphics processing unit 104.
  • the first data 101 is processed (third step 603) and output as the first digital video signal 107 based on the first data 101 by the first graphics processing unit 103 (fourth step 604).
  • the second data 102 is also processed (fifth step 605) and a second digital video signal 108 based on the second data 102 is output by the second graphics processing unit 104 (sixth step 606).
  • the first to sixth steps 601 to 606 may be performed sequentially, or at least partially, simultaneously or in a different order.
  • a mixer 105 processes the first digital video signal 107 and the second digital video signal 108 by combining them into an output video signal 109 (seventh step 607) so that the first digital video signal 107 is assigned the first display area 110 and the second digital video signal 108 the second display area 1 1 1 is assigned.
  • the second Display area 1 1 1 predefined properties that correspond to predefined properties of the second digital video signal 108.
  • the output video signal 109 is output to the display device of the service machine in an eighth step 608.

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Abstract

L'invention concerne un dispositif servant à la sortie de données d'affichage vers un dispositif d'affichage d'un automate de prestation de service, le dispositif d'affichage comprenant au moins une première zone d'affichage et une deuxième zone d'affichage. Le dispositif présente les caractéristiques suivantes : une première entrée qui est mise au point pour recevoir des premières données ; une deuxième entrée qui est mise au point pour recevoir des deuxièmes données ; une première unité de traitement graphique qui est mise au point pour le traitement des premières données et la sortie d'un premier signal vidéo numérique sur la base des premières données ; une deuxième unité de traitement graphique qui est mise au point pour le traitement des deuxièmes données et la sortie d'un deuxième signal vidéo numérique sur la base des deuxièmes données ; un système de mixage qui est mis au point pour combiner le premier signal vidéo numérique et le deuxième signal vidéo numérique en un signal vidéo de sortie de manière telle que la première zone d'affichage soit attribuée au premier signal vidéo numérique et que la deuxième zone d'affichage soit attribuée au deuxième signal vidéo numérique, la deuxième zone d'affichage présentant des propriétés prédéfinies qui correspondent aux propriétés prédéfinies du deuxième signal vidéo numérique ; et une sortie qui est mise au point pour la sortie du signal vidéo de sortie vers le dispositif d'affichage.
PCT/EP2013/061736 2013-06-06 2013-06-06 Dispositif de sortie de données vers un dispositif d'affichage d'un automate de prestation de service WO2014194960A1 (fr)

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2541514A1 (fr) * 2011-06-29 2013-01-02 IGT, a Nevada Corporation Commande de mixage vidéo externe

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2541514A1 (fr) * 2011-06-29 2013-01-02 IGT, a Nevada Corporation Commande de mixage vidéo externe

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