WO2005022909A1 - Guide electronique de programme - Google Patents

Guide electronique de programme Download PDF

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Publication number
WO2005022909A1
WO2005022909A1 PCT/EP2004/009634 EP2004009634W WO2005022909A1 WO 2005022909 A1 WO2005022909 A1 WO 2005022909A1 EP 2004009634 W EP2004009634 W EP 2004009634W WO 2005022909 A1 WO2005022909 A1 WO 2005022909A1
Authority
WO
WIPO (PCT)
Prior art keywords
top box
information
segment
working memory
program
Prior art date
Application number
PCT/EP2004/009634
Other languages
German (de)
English (en)
Inventor
Valdimar Wik
Edwin Miller Wiley
Georg Müller-Loeffelholz
Original Assignee
Gist Communications Europe Gmbh
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 Gist Communications Europe Gmbh filed Critical Gist Communications Europe Gmbh
Publication of WO2005022909A1 publication Critical patent/WO2005022909A1/fr

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Classifications

    • 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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • 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
    • 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
    • H04N21/4314—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 fitting data in a restricted space on the screen, e.g. EPG data in a rectangular grid
    • 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
    • H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • 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
    • H04N21/47—End-user applications
    • 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
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/654—Transmission by server directed to the client
    • H04N21/6547—Transmission by server directed to the client comprising parameters, e.g. for client setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/445—Receiver circuitry for the reception of television signals according to analogue transmission standards for displaying additional information
    • H04N5/44504—Circuit details of the additional information generator, e.g. details of the character or graphics signal generator, overlay mixing circuits

Definitions

  • the invention relates to a set-top box for displaying an electronic program guide (EPG) on an image display surface, such as a television.
  • the set-top box comprises at least one receiver for receiving an EPG signal which contains information relating to a television or radio program, hereinafter referred to as program information.
  • the invention relates to a set-top box which can display television or radio-related information received via the receiver in an electronic program guide in such a way that selected lists of programs are displayed to the television viewer according to selectable or presettable filter criteria.
  • the device called set-top box can be integrated in part or in full in a satellite receiver or a television set.
  • set-top boxes and related solutions which, similar to a classic program guide, make information about programs that are currently being broadcast or at a point in time in the near future available to a television viewer.
  • the known solutions have the disadvantage that increased demands are made on the performance of the hardware due to an inefficient transmission and preparation of the program information.
  • These increased demands on the hardware in particular result in an increased production and thus final price for the potential customer.
  • the known approaches lack simple user guidance and the clarity of the program information displayed or made available.
  • the set-top box has a working memory which is divided into a number of defined segments and is directly or indirectly connected to the receiver for receiving an EPG , and that at least one display unit, preferably designed as a software routine, is permanently assigned to each segment of the working memory and the program information contained therein and previously received by the receiver for receiving an EPG signal.
  • This second aspect of the invention consists in a set-top box, which is suitable for an electronic program guide with increased clarity and improved handling.
  • display user guidance by displaying the program information to be displayed, preferably in lists sorted and filtered according to user-defined filter criteria.
  • the new set-top box can display so-called tool tips with context-sensitive help texts for each active element of the graphic user interface of the electronic program guide.
  • the electronic program guide presents further information on the individual television or radio programs, preferably in the form of logos, such as logos for evaluating the selected program in terms of its quality or the genre to which the program belongs.
  • a set-top box comprises at least a first receiver which is designed to receive an EPG signal as an independent signal or as part of a received television signal, a second receiver for receiving by the television viewer by pressing buttons a radio or infrared remote control triggered control signals, a TV signal generator, which either converts the selected TV program or the electronic program guide into an electrical signal for display on an image display area and outputs, at least one working memory divided into a plurality of segments for recording program information received by the first receiver, a graphic memory which can hold digital picture information which represents a television program or an electronic program guide and can be converted into a corresponding electrical picture signal by the TV signal generator, and a plurality of display units, preferably designed as software routines, for displaying program information stored in a segment of the main memory.
  • each of the several display units is assigned to exactly one specific segment of the main memory and the program information stored therein.
  • any representation be optimized for the presentation of the program information to be represented by them, so that a transfer or reading of variables as well as an examination and interpretation of the content of the program information can be dispensed with.
  • the number of branches and work steps in the conversion of the program information into digital image information for recording by the graphics memory can be minimized, so that even a less powerful and therefore less expensive processing unit (microprocessor) prepares and receives the received program information without any noticeable delays for the user can represent.
  • Each of the display units is designed in such a way that it receives the program information that it is to prepare for display in a predetermined format and processes it accordingly, which is why any formatting of the content of the information to be processed can be omitted after it has been received and categorized , In this way, the main part of the processing effort is shifted to the side of the transmitter of the electronic program information, which allows a simplified implementation of the set-top box according to the invention. Since a large number of set-top boxes are usually assigned to a single transmitter of electronic program information, the costs of the overall system comprising the transmitter and the large number of set-top boxes can be considerably reduced in this way.
  • each display unit is assigned to exactly one segment of the main memory, several display units can be assigned to each segment of the main memory.
  • the same information stored in a segment of the main memory is processed in different ways by the different assigned display units.
  • a separate display unit is provided for each display form of the information stored in a segment of the main memory.
  • the second aspect of the invention is particularly suitable for a television viewer to obtain current program information in a clear manner in a clear manner make accessible and can be realized in an advantageous manner by a set-top box according to the first aspect of the invention.
  • the program information received is preferably displayed in lists, which preferably consist of four columns, the first of which is the type of a radio or television broadcast, the second of which is the beginning of the respective broadcast, the third of which is the broadcasting station and the fourth of which Show program name.
  • the type of the genre of the program is preferably displayed by displaying a logo from a set of predefined genre logos stored in the set-top box.
  • a program list of the type described can additionally also contain a quality assessment of the program in the form of graphic symbols such as arrows or a number of stars corresponding to the quality. Furthermore, a symbol can be provided for individual or each list entry, which symbolizes the presence of further program information on the respective list entry. Such more extensive program information can in particular be a short summary of the content of the respective program or an editorial assessment of the same.
  • the user can access such additional program information preferably by selecting the corresponding list entry and pressing a selection button on the remote control.
  • the desired list entry is preferably selected using the up and down buttons provided on the remote control and is displayed to the user by means of a graphic highlighting of the selected list entry.
  • the set-top box is designed to receive corresponding control sequences from the remote control and to process them in such a way that there is a change in the display of the respective list entry.
  • the header of such a list preferably contains information on the content of the individual columns of the lists and on a sorting or filtering criterion on which the list is based.
  • the set-top box is designed, the lists preferably according to the start time of the respective broadcast. to sort them so that the programs currently running are at the top, the next programs to begin below are below and later programs are shown in descending order according to their start time.
  • the set-top box is designed to additionally sort the programs according to a predefined or a user-defined list of stations. In this case, programs which are running at the same time are prioritized according to the program list in such a way that programs on preferred television channels are displayed higher up than programs on less frequently viewed television channels.
  • the set-top box is designed to filter and sort the lists of program information according to predefined or user-defined filter criteria.
  • filter criteria are preset in the set-top box, in particular the selection of the TV programs currently being broadcast ("What is going on?") Of program information for the same evening (“What is on tonight?") Of programs a specific «broadcaster (" What's on ARTE? ”) or programs of a certain genre (" What kind of films are on today? ").
  • a pop-up menu is stored in the set-top box, which can be called up by a user of the electronic program guide by pressing a corresponding button on the remote control and is implemented in such a way that filter criteria can be selected via the remote control, so that by selecting filter criteria the compilation of a list according to the wishes of the user is possible.
  • the pop-up menu is preferably designed to simultaneously display various criteria relating to the same property of the programs in question for selection as a function of control sequences that are to be generated by the user using the up and down keys on the remote control , After selecting the desired criterion from the list of criteria, pressing an appropriate button on the remote control causes a list of the selected criteria or criteria corresponding programs are displayed, pressing a right arrow key, that another pop-up menu with another set of filter criteria is displayed.
  • This chaining of several pop-up menus enables several filter criteria to be applied simultaneously to the program information stored in the set-top box.
  • the user could have a list of program programs compiled that only contains programs that are broadcast on the same evening, that belong to the genre of feature films and that are of high quality according to the editorial rating ,
  • a list contains more program information on programs corresponding to the selected or preset filter criteria than can be displayed on the screen at the same time, only a displayable part of the list is shown on the screen and the part of the list that cannot be displayed is scrolled with the up and down buttons - Bottom buttons available.
  • the navigation of the program information is therefore particularly suitable for a minimalist environment; suitable, since only four arrow keys and an OK key on the remote control are available for navigation. Other products often require the presence of color or other additional keys.
  • the list-based navigation optionally uses color and other additional keys, in particular to provide so-called "short cuts" for certain selections.
  • the set-top box has, if possible, for every active element of the graphical user interface a so-called tool tip. If the user uses the navigation buttons on the remote control to select an active element of the graphical user interface, but without activating it with an action button on the remote control, the set-top box generates the tool tip after a certain time, which displays a help text which explains the actions that can be performed by the respective active element. The user can preferably set whether and after what time a tool tip appears automatically.
  • the main advantage of the tool tip is its special feature of displaying help information that is adapted to the focus position. With the tool tips, the electronic program guide offers dynamic and situation-oriented user guidance.
  • the electronic program guide can also display a so-called TV grid.
  • the TV grid is a two-dimensional table, the x-axis of which preferably shows the start time and the y-axis of which preferably shows the broadcasting station of the programs. Pressing the up and down buttons on the remote control rolls the displayed selection of TV channels up and down, and pressing the left and right buttons preferably shifts the selected day section according to the direction of the buttons ,
  • the set-top box does not display the genre as in the lists by pictogram, but preferably by highlighting the entries of the TV grid with a color symbolizing the genre of the respective program.
  • the TV grid can be designed to display a so-called focus after pressing a selection button on the remote control; pressing the navigation buttons on the remote control maneuvers the focus through the displayed selection of programs. If additional program information is available for the entry of the TV grid selected and highlighted by the focus, this is displayed after a second press of the selection button on the remote control.
  • the additional program information displayed by selecting a list entry or an entry of the TV grid can contain, in particular, brief summaries of the content of the program, an evaluation of the program broken down according to various criteria such as humor, action, excitement and feeling, and an overall evaluation.
  • the set-top box When a list of programs is displayed, the set-top box, as already mentioned, preferably displays a pictogram for each entry in the list, which symbolizes the genre of the respective program.
  • the overall rating of the quality of the shipment can be displayed instead of a pictogram by underlining the respective list entry with a color symbolizing the quality.
  • the new electronic program guide After selecting an appropriate menu item and pressing the OK button on the remote control, the new electronic program guide displays a list of editorial daily tips. These day tips preferably show the programs broadcast on that day with the highest quality rating of their genre.
  • the electronic program guide preferably shows a program tip for each genre or each genre of a user-defined list; each program tip can contain an image and a brief description. The selection of the corresponding program tip calls up further information on the respective program tip.
  • the electronic program guide offers the option of displaying a pop-up menu for each entry in a list or a TV grid by pressing the selection button on the remote control, which offers several actions to choose from. These actions can be in particular: switching, more information, remembering, recording and canceling.
  • the user can either cause the set-top box to switch to the corresponding TV channel at the start of the selected program, more information on the display the selected program, enter the program in a watch list, record it or return to the list or the TV grid by selecting the cancel option.
  • the user can also choose whether the set-top box should switch to the broadcasting station at the start of the program or instead display a note about the program starting in parallel in the TV program currently displayed.
  • the selection of "more information” leads to the display of the available editorial ratings and content information for the corresponding program. If the user selects the entry "Record” from the list of possible actions, another pop-up menu is displayed which offers the selected program once, daily or weekly. This enables the particularly easy recording of television series.
  • the set-top box can be designed to display menu entries selected above by the user of the electronic program guide particularly frequently than those selected less frequently.
  • this non-volatile memory contains information which can be displayed in digital image information for recording by the graphics memory of the set-top box by means of a display unit assigned to the respective segment of the non-volatile memory, for display on the television screen.
  • This information stored in the non-volatile memory includes, in particular, the immutable Parts of the image information to be displayed on the screen, such as predefined graphic elements or help texts.
  • the graphic elements can in particular be so-called buttons or other active elements of a graphic user interface.
  • the second preferred embodiment with a non-volatile memory contains information stored in it, which is preferably kept in compressed form, in order to be copied once in decompressed form into one or more assigned segments of the working memory after the device is switched on and is kept unchanged until the device is switched off become.
  • This embodiment variant has the advantage that a slower non-volatile memory, which is smaller when the information contained in the non-volatile memory is compressed, can be used. By decompressing and copying this information into the working memory, these restrictions on the non-volatile memory can advantageously be compensated for.
  • a non-volatile memory must be provided in the set-top box with uncompressed program information if the set-top box comprises functional units which are designed as software routines for execution by a microprocessor.
  • this non-compressed program code would have to contain program code which can control the copying and decompression of the information stored in compressed form into the working memory by a microprocessor or a similar processing unit.
  • the set-top box has a packet filter which receives data packets received by the first receiver of the set-top box from a data stream divided into data packets and on the basis of header information or the content of the can filter individual packets themselves according to specified filter criteria.
  • Header information denotes certain fields which are contained in the header of a data packet, which is called the "header", and information about the content of the data packet or deliver about its destination.
  • a data packet is usually divided into a header and a content part.
  • Such a packet filter can in particular be designed as a hardware component that allows the received packets to be filtered without a microprocessor provided in the set-top box having to be additionally used for the filtering.
  • the filter criteria according to which the packet filter filters the received packets can preferably be specified by the control unit of the set-top box at runtime.
  • the control unit is connected to the second receiver of the set-top box and sets the filter criteria for the packet filter in succession one over the two. control sequence received by the user of the set-top box according to the wishes of the user.
  • the use of the packet filter allows the information received to be sorted at an early stage, so that the subsequent functional units are only burdened by processing the desired content. This is advantageous since, in turn, the processing effort is reduced by the other functional units of the set-top box, which places low demands on the performance of the hardware.
  • the set-top box can advantageously have an unpacker which decompresses the contents of the received data packet before further processing by other functional units of the set-top box.
  • an unpacker which decompresses the contents of the received data packet before further processing by other functional units of the set-top box.
  • a particularly preferred embodiment of the device according to the invention also comprises an assignment unit which is at least indirectly connected to the first receiver and is arranged downstream of a packet filter or unpacker which may be present.
  • the allocation unit categorizes the received packets on the basis of information that is preferably contained in the header of the individual packets and arranges the content te of the individual packets according to this header information to certain segments of the working memory and causes them to be transferred to the assigned memory segment.
  • the assignment unit is therefore designed to feed the received information for further processing by the display units assigned to the memory segments with little effort.
  • control unit of the set-top box can be designed to cause a display unit assigned to a segment of the working memory and thus to the information stored in the segment of the working memory, in the manner provided for this information convert digital image information and write it directly or indirectly into the graphics memory.
  • the control unit initiates. in this way indirectly the display of certain information stored in the working memory on the screen.
  • the second receiver generates a selection signal in response to a received control sequence of the user, by means of which the control unit of the set-top box is activated to activate a display unit implied by the selection signal.
  • the display of certain desired information on the screen by the user can be triggered by suitable control by remote control.
  • the second receiver can be designed to generate a selection signal after receiving a control sequence triggered by the user, which filter criteria for filtering the received data packets by the Packet filter determined.
  • the control unit of the set-top box is designed to control the packet filter according to the filter criteria determined by the selection signal of the second receiver and for filtering of the data stream so that only packets that meet the filter criteria specified by the user are saved or processed by other units of the set-top box.
  • the filter criteria of the packet filter which is preferably implemented in hardware, can be specified by the user.
  • the components of the set-top box can be designed as software routines for execution by a microprocessor.
  • the components of the set-top box which can be particularly advantageously provided as a software routine, include in particular the control unit, the packet filter, the unpacker and the assignment unit.
  • All variants of the device according to the invention can be designed to offer the user information on a television or radio program in the form of an electronic program guide (EPG) as an electrical image signal for display on an image display surface.
  • EPG electronic program guide
  • An electronic program guide can replace a program guide and in Contrast this with constantly updated program information so that the television viewer is always informed in detail about program changes, even if they are announced at short notice.
  • the electronic program guide which is claimed independently and designed as a set-top box, can be implemented in accordance with one of the design variants described above.
  • Different variants of the set-top box can contain information in at least one segment of the main memory, which is transmitted from a display unit after activation by the control unit, from the display unit to digital image information for recording by the graphics memory, so that it is indirect after the display unit has been activated Conversion of the digital image stored in the graphics memory formation in a TV signal by the TV signal generator and the display of the TV signal on a display surface, the display of an active control element (e.g. a scrollbar, an OK button, a menu etc.), a list of program information, a table of Titles of radio or television programs, of pictograms for genre indication, symbols for displaying a quality assessment of a television program or a page with daily tips.
  • an active control element e.g. a scrollbar, an OK button, a menu etc.
  • Figure 1 shows a block diagram of a set-top box according to the invention.
  • Figure 2 shows a legend for the symbols used in the flowcharts below.
  • Figure 3 shows a sample screen for an electronic program guide.
  • Figure 4 shows the main menu of the electronic program guide.
  • Figure 5 shows the flow chart underlying the main menu of Figure 4.
  • Figure 6 shows a table listing pictograms for a broadcast format.
  • Figure 7 is a table of eight different genres for the classification of television programs.
  • Figure 8 shows a table of event pictograms.
  • Figure 9 shows a flow diagram for the main screen of the electronic program guide.
  • Figure 10 shows the "Search" menu with various submenus.
  • Figure 11 shows the flow chart underlying the search submenu.
  • Figure 12 shows a screen with detailed program information.
  • Figure 13 shows a flow diagram for the screen shown in Figure 12 with additional program information.
  • Figure 14 shows an example of a screen with day tips.
  • Figure 15 shows a flow diagram for the screen with day tips shown and explained in Figure 14.
  • Figure 16 shows a screen for creating a list of favorite stations.
  • Figure 17 shows the flowchart on which the list of preferred channels is based.
  • the set-top box 100 shown in Figure 1 is divided into a large number of functional blocks.
  • the first receiver 110 can be seen, which receives a data signal divided into packets with information on television or radio broadcasts.
  • the first receiver 110 is connected to the packet filter 120, which is preferably designed as a hardware component.
  • the packet filter 120 filters the data packets received by the receiver 110 in accordance with the information contained in the headers of the packets or the packets themselves, according to filter criteria specified by the control unit 150.
  • the packet filter 120 only forwards packets that meet the filter criteria specified by the control unit 150 to the unpacker 130.
  • the unpacker 130 decompresses the contents of the data packets compressed by compression algorithms and received by the receiver 110 before transmission.
  • the unpacker 130 forwards the decompressed packet contents to an allocation unit 140.
  • the assignment unit 140 categorizes the received data on the basis of the header information of the packets or the content of the data itself and assigns it to one of the memory segments 165 to 169 of the main memory 160.
  • Each of the segments 165 to 169 of the working memory 160 is provided for receiving program information of a predetermined type.
  • the memory segments 161 to 164 of the working memory 160 contain image information which is not changed during the operation of the set-top box 100. A user can drive of the set-top box 100 cannot be changed. A user can use the remote control 300 to send control sequences to the infrared receiver 170.
  • the second receiver of the set-top box 100 which is designed as an infrared receiver 170, converts the received control sequences into signals for the control unit 150 and forwards them to the control unit 150.
  • the control unit 150 either generates a filter criteria for filtering the data stream received by the receiver 110 through the packet filter 120 determining control signal for the packet filter 120 or a control signal which is combined in a library 180 and as Display units 181 to 189 designed for software routines cause the information stored in a segment 161 to 169 of the working memory 160 and assigned to the respective display unit 181 to 189 to be converted into digital image information which is displayed in the graphics memory 190 by the display units 181 to 189 to be written.
  • a TV signal generator 200 converts the digital image information stored in the graphics memory 190 into an electrical image signal which, for example, can be displayed on an television screen by an electronic program guide.
  • Figure 2 shows a legend for the symbols used in the flowcharts below.
  • the legend lists a total of seven such symbols, which are arranged from top to bottom.
  • This octagon symbolizes the button on the remote control of the set-top box indicated by the label, the pressing of which triggers a certain action, which is described by a branch in the respective flow chart.
  • control unit Depending on the type of control sequence received, the control unit generates a selection signal for the packet filter or one or more of the display units, which are activated by this selection signal.
  • display units represent the desired information or the result desired by the user indirectly via the graphics memory and the TV signal generator on the television screen.
  • the illustration shows a wide rectangle with rounded corners, which bears the inscription "EPG-Mainscreen”.
  • the rectangle with its rounded corners symbolizes a television screen and stands for a display of an application screen, the title of which occupies the entire screen the label of the rectangle is given in the flowcharts.
  • the third symbol of the legend is a tall rectangle that is divided into several lines, each line containing a label.
  • This high rectangle is a selection menu that can be called up as an application menu against the background of an application screen.
  • the menu has a title in the first line of the symbol, the other lines of the menu contain the available selection options for the menu.
  • the fourth legend entry is relatively similar in appearance to the third, since it consists of a rectangle with rounded corners. However, this rectangle is somewhat narrower than the one that symbolizes the application menu and has only two lines of labeling. While the first line of the label indicates the title of the object, the second with "SUB-MENU" specifies the type of the displayed object itself.
  • the fifth object of the legend is elongated in the horizontal direction and has two semicircular ends. It is highlighted with a dark color and symbolizes a selection option of a previously displayed menu. This selection marker shows a branch in a flow chart after selection of the corresponding menu item.
  • the sixth is the pop-up symbol. It is again designed as a rectangle with rounded edges and has an aspect ratio similar to that of the icon on the application screen. In it, the title and the word "Popup" are to be read in a two-line label.
  • a Popup denotes a graphic screen element which displays information and a possible selection option against the background of the previously displayed application screen.
  • the seventh point of the legend is represented by a combination of three rectangles.
  • the top of the three rectangles is larger than the two accompanying rectangles and bears the title of the symbol.
  • the two associated significantly smaller rectangles bear the words "yes” and "no” and show the branches resulting from the condition specified in the title. This last symbol in the legend therefore shows a conditional branching into a flow chart.
  • Figure 3 shows a sample screen for the electronic program guide implemented by the set-top box.
  • the set-top box is designed in such a way that it shows the television program last viewed in the top right in a scaled-down version and with muffled sound.
  • the sample screen shows a list of programs currently running. This list comprises six entries and is sorted according to the station information given in the third column.
  • the genre indication can be recognized by pictograms in the first column of the list.
  • the first Both entries concern sports programs, which is indicated by a schematic soccer ball.
  • the third and sixth entries in the list provide information on two films currently in progress, which is indicated in the genre column by a schematic film role.
  • the two remaining entries in the list relate to series, which is indicated in each case by three small screen symbols that are offset isometric.
  • a feature of the set-top box is that only one entry in the list can have the focus.
  • the focus is moved up and down through the list using the navigation buttons on the remote control.
  • the list entry that currently holds the focus is highlighted in color over the others.
  • the first list entry is focused, which was additionally emphasized in the figure by a frame " which does not represent a screen element displayed by the electronic program guide.
  • the focused list entry is in the center of the electronic screen
  • the program guide also displays brief information, which also shows the broadcast date, v the full title, the duration and a number of pictograms relating to the broadcast format. These pictograms can, for example, show the program's age rating, two-channel sound , the screen format or any available subtitles.
  • the set-top box displays the actions available for selection.
  • the user of the electronic program guide has two actions to choose from, that is, the set-top box is designed so that pressing the OK button selects the program that is currently focused, pressing the left button opens the main menu.
  • Figure 4 shows the main menu generated by the set-top box. It includes a rectangular box titled "MAIN MENU" and overall seven consecutively numbered entries, which can be selected using a control sequence to be generated with a remote control and whose activation each causes the display of a submenu or triggers an action specified by the title of the entry.
  • Figure 5 shows the flow chart underlying the main menu.
  • the starting point of the flow chart is the television program shown above.
  • Pressing the "Guide” button calls up the electronic program guide, which is indicated by the display of the main screen of the electronic program guide.
  • Pressing the left button leads to the opening of the main menu, from where by pressing the left button again
  • the main menu is shown in a schematic diagram with the same seven entries as in the lower left in Figure 4.
  • the entries in the main menu are indicated by pressing the up and down keys focused on the remote control and activated by pressing the OK button.
  • the seven different entries in the main menu lead to the same number of branches.
  • the selection of the first menu item leads to the display of the screen with the day tips.
  • the selection of a skin changes the display of all screen elements, their colors, the character sets and, if applicable, their placement.
  • the options submenu can furthermore have a menu item, by activating which programs with an age limit can only be displayed or recorded after entering a password.
  • the fifth entry in the main menu, "Help" displays the help popup.
  • the help popups available in several menus of the electronic program guide display short help texts for operating the respective screen or menu of the electronic program guide.
  • the penultimate menu item The main menu leads to the display of the news screen, on which current top news and possibly program information on news or documentation programs on the same subject are displayed.
  • the seventh and last entry of the main menu leads to the SMS services offered by the service provider of the electronic program guide or third parties These SMS services can include competitions, paid downloading of ringtones and mobile phone logos, SMS message service or message forums, which allow various users of ⁇ set-top boxes to communicate with one another at a charge.
  • Figure 6 shows a table that lists the pictograms or icons for a broadcast format that were used to explain the brief information on a focused program note in Figure 3.
  • the table is divided into three columns, the first of which shows the pictogram itself, the second contains the name of the pictogram and the third contains a brief description.
  • the first pictogram signals that a certain program is being broadcast with stereo sound.
  • the pictogram shown in the second line signals a transmission with Dolby room sound.
  • the third pictogram consisting of a white S against a black background and a black W against a white background, shows the black and white transmission of a television program.
  • the pictogram on the four th line of the table with two separate circles is shown in the program information if the television program is a program that is broadcast in several languages.
  • a program with teletext subtitles for the hearing impaired is indicated by the pictogram on the fifth line of the table.
  • the pictogram with the inscription "16: 9" signals a program in 16: 9 format which is suitable for display on a wide-screen television.
  • the next pictogram contains the word "tip” and indicates a program, the inclusion in the selection of daily tips from the service provider of the electronic program guide.
  • the penultimate pictogram in the table shows a program that is transmitted with an additional audio track for the visually impaired.
  • the FSK pictogram indicates a program with an age restriction. In the program information, a suitable number indicates the suitability of the content of the respective television program for a certain age group.
  • Figure 7 is a table of a total of eight different genres that the electronic program guide uses to classify the various radio or television programs.
  • the first two entries in the table show the pictograms of the genres "Film” and "Series" already explained in the description of Figure 3.
  • the pictogram representing an "i" on the third line of the table signals an information or documentary broadcast.
  • the schematized soccer ball shown on the fourth line of the table indicates a sports broadcast.
  • the fifth pictogram shows two musical notes and signals a music broadcast.
  • the pictogram that three stars indicates an entertainment program or show
  • the seventh table entry shows a so-called smiley and signals a children's program
  • the eighth pictogram shows a star encircled, which summarizes all unclassifiable programs.
  • Figure 8 again shows a table that lists pictograms that indicate programmed or present actions for a particular program. show or offer. These action or event pictograms are shown in the lists of program information to the right of the title. They can also be seen in the example of the electronic program guide shown in Figure 3.
  • the first pictogram in the table shows a selection circle with a check mark and indicates that a reminder notification has been saved for the program in question.
  • the second pictogram shows a schematic padlock and appears for programs that are broadcast on encrypted Pay-TV channels for which the owner of the set-top box is not registered.
  • a bold "A” indicates a broadcast that can only be received via analogue broadcasting.
  • a bold "D" indicates a broadcast that can be received via digital television.
  • the set-top box uses a schematic arrow to the right to indicate that further information is available on a program note. This further information is displayed when the relevant entry in the list is focused and the right button is pressed.
  • Figure 9 shows a flow diagram for the main screen of the electronic program guide.
  • the starting point of the flow chart is the "TV program” shown at the top.
  • Pressing the "Guide” button calls up the main screen of the electronic program guide. It shows a list of the television or radio programs currently being broadcast. The focus can be moved back and forth between the different list entries by pressing the up or down keys, which is indicated by corresponding key symbols in the flowchart. If the right arrow key is pressed, the set-top box shows any additional program information available for an entry in the list on the "MORE INFO" screen. Pressing the OK button leads to the event menu in the main screen of the electronic program guide.
  • the event menu lists four menu items: “toggle”, “more info”, "remind” and "help”.
  • the more info screen with further program information is also called up.
  • the first entry in the event menu "toggle" leads to automatic display after pressing the OK button at the start of the program of the focused list entry, provided that it is not encrypted. If the check shows that the selected program is only available in encrypted form, the set-top box indicates this with a corresponding pop-up window and returns to the event menu after pressing the OK button.
  • the selection of the. "Remind” option of the event menu branches into a submenu in which the user can set a marker, whereupon the set-top box.
  • the help popup offers brief explanations of how to use the electronic program guide.
  • Figure ⁇ 10 shows the "Search" menu with its various submenus as shown by the electronic program guide.
  • the electronic program guide shows an opened submenu half-shifted to the right over the previously displayed menu so that the latter remains half-visible.
  • the figure shows a total of five partially overlapping menus, with the main menu at the bottom from which the search submenu was called up by selecting the search option
  • the search menu offers four options, the second of which shows the third
  • the electronic program guide lists the first seven stations in the user-configured list of favorite stations.
  • the focus follows pressing the up and down buttons through the submenu.
  • the focused menu entry is made by pressing the Right key selected, whereupon the set-top box automatically h the time Sub menu shows. A total of seven selection options are available in this time submenu.
  • the first is recorded every twenty-four hours of a day, while the other six select a four-hour day segment.
  • the set-top box displays the day submenu.
  • the daily submenu shows the seven days of the week of the week from which the user can select the day of the program they are looking for.
  • Figure 11 shows the flow chart underlying the search submenu.
  • the search submenu is shown on the left as the starting point of the flow chart.
  • the selection of the first menu entry "Time" leads to the display of the time submenu.
  • There the user can select one of the six day sections as a filter criterion with the OK button and display a list of programs that are broadcast during the selected day section -right key leads to the display of the day submenu, in which a weekday can be selected by moving the focus and pressing the OK key, for which program information is to be displayed in a list for the time in question.
  • the second entry in the search submenu leads to the genre submenu.
  • the user can select one of the eight genres that the electronic program guide uses to classify radio and television programs. Pressing the OK button causes the electronic program guide to display a list of programs of the selected genre, sorted by broadcasting time and broadcasting station. If the right button on the remote control is pressed, the time submenu and, if necessary, the day submenu are displayed to select additional filter criteria.
  • the station submenu is displayed.
  • a predefined or possibly user-defined favorite list of stations can be selected, whereby the search is limited to programs broadcast by the selected station.
  • pressing the OK button leads directly to a display of programs that are running on the selected station. This list is sorted by the start time of the programs listed. If you press the right button in the transmitter submenu, you branch back to the time submenu and the following day submenu.
  • the search submenu offers the "ratings".
  • the user enters the rating submenu.
  • the user can use the up and down buttons of the Remote control make more or less strict restrictions regarding the editorial rating of the programs. Pressing the OK button in turn leads directly to the display of a list of programs sorted according to the start time and the broadcasting station that have received a high quality rating according to the specification the right arrow button in turn causes the electronic program guide to branch to the time and day submenu.
  • Figure 12 shows a screen with detailed program information as provided by the electronic program guide.
  • the individual elements of the information screen have been given numbers between 1 and 10 and will be explained individually below.
  • the first element on the top left is a picture from the television program. To the right of this is number 2, the title of the program. Below this appears the station name (4), start and end time of the program (5), the event pics explained in the description of Figure 8 togrammes (3) and a series of technical pictograms (6) according to the table in Figure 6.
  • a short menu with three selection items can be seen in the center on the right (10). Selecting the first two menu items with the OK button causes the set-top box to switch to the current program for which the program information is currently being displayed, or, if the second menu item is selected, one in this case according to the indication under the Event pictograms (3) set markers for showing a reminder at the beginning of the program. Selecting the third menu item, "Help", again displays a help text.
  • Figure 13 shows a flow diagram for the screen shown in Figure 12 with additional program information.
  • the starting point is the "more info” screen, which is shown in the top center of the flowchart. Pressing the left button closes the “more info” screen and returns to the previously displayed screen. back, from which the "more information" screen was opened by calling up the additional information.
  • a second information screen is opened, which can contain, in particular, the continuation of the content started on the first information screen
  • All screens with additional information are connected to three selectable branches:
  • the selection of the first branch leads to the direct switching of the current television program to the station of the selected program if it is already being broadcast, otherwise a marker is set which sets the set-top Box causes the selected program to switch to the beginning of the program when the set-top box and the connected television are switched on.
  • a check is carried out to determine whether the program is encrypted and whether it’s accessible to the viewer, if it’s not n, the set-top box displays a lock info popup that informs the user that he cannot see the program. Pressing the OK button again returns to the "more info" screen.
  • the marker is set and the television program viewed last is returned.
  • the user of the electronic program guide can use the "more info” Set a marker on the screen to remind the start of the selected program.
  • the appointment management for such reminders is called up by selecting the "remind” option from the menu and confirming with the OK button. Calling the "help” option in turn leads to the display of a help popup.
  • Figure 14 shows an example of the day tips screen.
  • the individual elements of the screen have again been provided with the numbers 1 to 7 for better explanation.
  • the head of the screen with points 1, 2 and 3 is designed similar to the screen from Figure 12. Only page number 3 was taken over in the header of the page.
  • several program information are displayed one above the other.
  • the first tip of the day on the site is particularly raised and illustrated by a picture (5).
  • the genre of the highlighted program is indicated above this image, which is indicated on the right by an additional colored square symbolizing the genre. Depending on the genre of the day tip, the color of this square varies.
  • the genre is also displayed in the same way for the program tips listed under the highlighted day tip.
  • the station name and broadcast time of the daily tips are given.
  • the first lines of explanatory text are displayed on the day tips screen and a possible continuation of the table of contents is indicated by three dots. This further information can be called up by selecting the menu item "more info" (6).
  • a pictogram also appears, which signals the positive overall evaluation of the daily tip. Additional information on each of the day tips displayed can be called up via a "more information" menu entry.
  • the screen with the day tips offers a tip for each genre. From the program tip for each genre, a corresponding menu entry can be used to display a screen with tips for further programs of the corresponding genre.
  • Figure 15 shows a flow diagram for the screen with day tips shown and explained in Figure 14.
  • the starting point is the screen of the day tips, which is centrally arranged at the top, from which you can go to a second screen with day tips by pressing the right button. From there, you can return to the first day tips screen by pressing the left button.
  • the day tips screen is closed by pressing the left button, and the electronic program guide displays the main menu.
  • the flowchart branches out of each of the daily tips screens into two branches.
  • the selection of the first (“more info”) leads to the "more info” screen, which is exited by pressing the left arrow key.
  • the "more information" screen offers its own branches, which are in the associated Flow chart of Figure 13 can be explained.
  • the second branch from the day tips screen leads to the genre tips. Choosing this will cause the set-top box to display a screen with daily tips for the selected genre.
  • Figure 16 shows a screen on which the user of the set-top box can compile the list of his favorite channels. Based on this channel list and the broadcasting time of the programs, the set-top box sorts lists of program information before displaying them. When delivered, the set-top box has a predefined list of channels that the user can adapt to his preferences. As usual, the screen for editing the channel list has a page header on which the date and time as well as brief explanations of the actions that can be called up using the buttons on the remote control are displayed. In addition, a reduced version of the TV program last selected is shown in the top right. In the lower part of the screen you can see a list of all channels minus the channels that have already been added to the user-defined list on the right.
  • the set-top box returns the originally available channel list here.
  • the second menu item (“Add”) a channel from the channel list on the left can be added to the list of favorite channels.
  • the selection of the third menu item (“remove”) deletes a station from the list of favorite stations.
  • the fourth menu item (“move") the sorting of the list of favorite stations can be adapted to the wishes of the user.
  • Selecting the fifth menu item and pressing the OK button saves the list of favorite channels in their current version, whereupon the set-top box displays the lists of program information displayed after the updated list of favorite channels sorted.
  • the selection of the penultimate menu item (“cancel") discards the changes to the list of favorite channels and returns to the previously displayed screen.
  • a help popup can be called up via the last menu item.
  • Figure 17 shows the flowchart for creating the list of favorite channels.
  • the diagram is divided centrally by the seven menu items.
  • the upper half of the diagram shows the parts of the flowchart that relate to the part seen on the settings screen on the left, in the lower part of the flowchart general actions and those that affect the list of favorite channels on the right side of the screen.
  • If the focus is in the list of available channels on the left of the screen, it can be moved back and forth in the list of available channels by pressing the up and down keys. Pressing the OK button marks an entry in the station list and highlights it with a light color. If an entry had already been marked, pressing the OK button removes this marking. ( After marking the stations in the station list, pressing the right button moves the focus back to the menu shown in the middle of the screen.
  • the first menu item "Original list” after pressing the OK button sets the position of the Set-Top-Box restore the preset station list. Selecting the "Add” option adds the stations selected in the station list on the left to the favorite stations on the right. Pressing the right button moves the focus to the list of favorite stations on the right. There As with the list of available stations, one or more stations can be marked by moving the focus using the up and down buttons and pressing the OK button. The left button then takes you to the action menu returned in the middle of the screen, where the selected channels can be removed from the list of favorite channels by selecting the "remove" option.
  • the screen for creating the list of favorite channels is closed and the screen is returned to the previously displayed screen. If the confirmation pop-up says no, the set-top box returns to the previous screen, where the user can make further changes to the list of his favorite channels. Selecting the "Help" option again displays a popup with help information.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

L'invention concerne un décodeur (100) qui comprend un récepteur (110) servant à recevoir un signal de guide électronique de programme, un deuxième récepteur (170) servant à recevoir des signaux de commande d'une télécommande infrarouge ou radio par exemple, une unité de commande (150) reliée au deuxième récepteur, un générateur de signaux TV (200) servant à générer et à sortir un signal vidéo pour reproduction sur un écran de télévision, une mémoire de travail (160) subdivisée en une pluralité de segments et reliée au premier récepteur, une mémoire graphique (190), ainsi que plusieurs unités de représentation (180) qui codent une information stockée dans un segment défini de la mémoire de travail en une information vidéo numérique apte à être reçue par la mémoire graphique et l'écrivent dans la mémoire graphique. Selon l'invention, une et une seule des unités de représentation est affectée de manière fixe à chaque segment de la mémoire de travail et à l'information qui y est contenue.
PCT/EP2004/009634 2003-08-25 2004-08-25 Guide electronique de programme WO2005022909A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10339960 2003-08-25
DE10339960.7 2003-08-25

Publications (1)

Publication Number Publication Date
WO2005022909A1 true WO2005022909A1 (fr) 2005-03-10

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ID=34258284

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2004/009634 WO2005022909A1 (fr) 2003-08-25 2004-08-25 Guide electronique de programme

Country Status (1)

Country Link
WO (1) WO2005022909A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005022140A1 (de) * 2005-05-12 2006-11-16 Fujitsu Siemens Computers Gmbh Menüsteuerung

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994030008A1 (fr) * 1993-06-07 1994-12-22 Scientific-Atlanta, Inc. Systeme d'affichage pour poste de television d'abonne
US5734853A (en) * 1992-12-09 1998-03-31 Discovery Communications, Inc. Set top terminal for cable television delivery systems
EP0838945A2 (fr) * 1996-10-25 1998-04-29 Matsushita Electric Industrial Co., Ltd. Environnement pour utilisateur vidéo
US5822123A (en) * 1993-09-09 1998-10-13 Davis; Bruce Electronic television program guide schedule system and method with pop-up hints
WO2000005892A1 (fr) * 1998-07-23 2000-02-03 Diva Systems Corporation Systeme permettant de generer, distribuer et recevoir une interface utilisateur interactive
US6172674B1 (en) * 1997-08-25 2001-01-09 Liberate Technologies Smart filtering
US20020064188A1 (en) * 2000-10-10 2002-05-30 Norihiko Mizobata Data selection/storage apparatus and data processing apparatus using data selection/storage apparatus
US20030126607A1 (en) * 2001-11-26 2003-07-03 United Video Properties, Inc. Interactive television program guide for recording enhanced video content

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5734853A (en) * 1992-12-09 1998-03-31 Discovery Communications, Inc. Set top terminal for cable television delivery systems
WO1994030008A1 (fr) * 1993-06-07 1994-12-22 Scientific-Atlanta, Inc. Systeme d'affichage pour poste de television d'abonne
US5822123A (en) * 1993-09-09 1998-10-13 Davis; Bruce Electronic television program guide schedule system and method with pop-up hints
EP0838945A2 (fr) * 1996-10-25 1998-04-29 Matsushita Electric Industrial Co., Ltd. Environnement pour utilisateur vidéo
US6172674B1 (en) * 1997-08-25 2001-01-09 Liberate Technologies Smart filtering
WO2000005892A1 (fr) * 1998-07-23 2000-02-03 Diva Systems Corporation Systeme permettant de generer, distribuer et recevoir une interface utilisateur interactive
US20020064188A1 (en) * 2000-10-10 2002-05-30 Norihiko Mizobata Data selection/storage apparatus and data processing apparatus using data selection/storage apparatus
US20030126607A1 (en) * 2001-11-26 2003-07-03 United Video Properties, Inc. Interactive television program guide for recording enhanced video content

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005022140A1 (de) * 2005-05-12 2006-11-16 Fujitsu Siemens Computers Gmbh Menüsteuerung

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