Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04H—BROADCAST COMMUNICATION
  • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
  • H04H20/18—Arrangements for synchronising broadcast or distribution via plural systems
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04H—BROADCAST COMMUNICATION
  • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
  • H04H20/42—Arrangements for resource management

Definitions

• the present invention relates to a method and a device for transmitting event data to a display device and / or a data processing device connectable thereto, wherein as event data both image sequences for displaying images of an event, in particular in the form of a television picture, and supplementary data for optical and / or acoustic display of additional information concerning the event from a transmitting device to said display device and / or the data processing device connectable therewith.
• satellite connections or transmission channels are often used in recent times to the image and sound sequences of the respective event as directly as possible without time offset - that is, essentially with only one the signal transit time-related time offset - to be able to transfer to remote locations of the earth.
• transmission channels of large bandwidth are required for this purpose.
• Such transmission channels which are usually rented by the broadcasters only, are regularly very expensive, so that the maximum possible bandwidth for transmission in the most efficient way to be exploited.
• EP 1986359 A1 describes a time slice signaling for digital broadband broadcasting, in which a data packet to be transmitted is first sent at a fast transfer rate to an elastic buffer memory, from which the transmission then takes place at a lower speed, wherein from the buffered data packet information about the time interval be decoded to the following data packet.
• WO 2008/020412 A2 describes a transmission method for image sequences of a television picture to a receiver, to which complementary event data are also to be transmitted.
• the television picture sequences and the supplemental event data are sequentially transmitted at different intervals, whereby the number of transmission intervals for the event data is reduced from the picture sequence transmission intervals to save energy in the standby mode of the receiver.
• an event sender which carries out the transmission of event data multiplexing and bandwidth control functions.
• the present invention has for its object to provide an improved method and an improved device of the type mentioned above, which avoids the disadvantages of the prior art and the latter in advantageously further.
• an efficient and inexpensive transmission, in particular live transmission of event data is to be achieved, which makes the best possible use of expensive transmission channels of high bandwidth or manages transmission channels with the lowest possible bandwidth in order to keep the transmission costs low.
• the entirety of the event data to be transmitted is split into different data groups and, depending on which bandwidth a respective data group requires, divided over several transmission channels of different bandwidth, then locally at the destination of the transmission path by means of a receiving and / or data processing device, the split data together again to set that they can be displayed together or in a predetermined sequence relative to each other on a display device.
• the event data is divided and transmitted over several transmission channels of different bandwidth, wherein at least part of the image sequences are transmitted via at least one higher bandwidth transmission channel and at least a part of the supplementary data over at least one lower bandwidth transmission channel.
• a satellite transmission channel is advantageously used for the transmission channel of higher bandwidth, the transmitting device with the respective display device or a local receiver and / or Data processing device connects.
• a terrestrial transmission channel is advantageously used, in particular a cable channel and / or an Internet connection.
• the separately transmitted image and sound sequences on the one hand and the supplementary data on the other hand on the display device or local receiver and / or data processing device, which is connectable to one or more display devices, reassembled such that the separately transmitted image and Sound sequences as well as additional data belonging to an event can be displayed together on a display device or in a given time sequence to one another on a display device at the same time.
• the image and sound sequences transmitted via the broadband channel are advantageously marked with marking data, by means of which the display device, a connected one Filter and / or connectable thereto data processing device identify the respective image and sound sequences and merge with the associated supplementary data.
• the said supplementary data can also advantageously be coded with marking data in order to be able to identify the supplementary data at the end of the transmission path via the narrowband channel and to be able to merge it with the associated broadband data.
• the supplementary data mentioned can basically be of different nature.
• they may already comprise an image and / or audio signal which is already suitable for driving the display device.
• image and sound data of a betting table can be transmitted, which is displayed in the manner of a split screen in the live image of the event to be weathered.
• the supplementary data in an advantageous development of the invention may also be pure information signals which are not yet suitable for being displayed visually and / or acoustically on a display device, but have the advantage of a smaller data volume.
• an image and sound signal can be generated, which is then suitable for display on the display device.
• the transmitted supplementary data can be prepared by a local processing device and transformed into image and sound sequences, which are then displayed on the desired display device.
• the transmitting device can basically be designed differently.
• the transmitting device may comprise a live transmitting unit which transmits image and sound sequences of an event in the form of a live television picture which is displayed on the display at the same time or only at the signal propagation delay.
• the transmitting device may also comprise a transmission memory, which allows To send picture and sound sequences to an event with a time delay.
• the supplementary data which may then contain betting odds, for example, in time parallel or in the time offset corresponding to a live transmission before and / or afterwards via the separate transmission channel recorded in such a way that the corresponding data at the local receiver and / or intermediate distributor or the associated data processing device are assembled accordingly and provided in the corresponding temporal link to each other the respective display device.
• the picture and sound sequences transmitted over the higher bandwidth transmission channel and the supplementary complementary data coming over the lower bandwidth transmission channel are assembled by the same local data processing device or interconnected data processing devices into a complete set of event data then be displayed on a respective display device, which receives the event data only after the composition of the previously split data groups from a common local receiver / transmitter means.
• the local receiver and / or intermediate distributor may also have a buffer memory for buffering the image sequences received over the wide channel to allow seamless transmission to the higher bandwidth transmission channel, even if there is a pause between two events to indicate the separately transmitted Additional information is needed.
• the distribution of the event data to the different transmission channels of different bandwidth can basically be controlled in various ways.
• the different data groups could be split according to a fixed ratio.
• the event data is divided by the transmitting device as a function of the bandwidth required for its transmission, preferably in such a way that a non-separable data group, such as the image data for an event which is the largest Require bandwidth to be given to the transmission channel of the largest bandwidth, while the rest of the transmitted event data or the part for which the bandwidth of the smaller transmission channel is sufficient, is transmitted by the latter.
• a non-separable data group such as the image data for an event which is the largest Require bandwidth to be given to the transmission channel of the largest bandwidth, while the rest of the transmitted event data or the part for which the bandwidth of the smaller transmission channel is sufficient, is transmitted by the latter.
• the bandwidth of the smaller transmission channel is insufficient, the supplementary data can be transmitted in blocks in transmission intervals in succession. Alternatively or additionally, several transmission channels of smaller bandwidth can be used.
• the transmitting device can also be connected to a local receiver and / or intermediate distributor and / or data processing device with a plurality of transmission channels of higher bandwidth, so that a plurality of events are simultaneously and / or at least partially overlapping in the respective image and / or data processing device by the transmitting device. or sound sequences can be transmitted so that then different events can be offered for display by the local receiver, distribution and / or data processing device, so that several connected thereto display devices can select which event they display.
• the time sequence of the events in particular by shifting the start times of the events and / or their transmission, is controlled such that the available bandwidth of the transmission channel of higher bandwidth or higher the transmission channels of higher bandwidth is optimally utilized and on the other hand the total duration of the transmissions of the plurality of events remains as short as possible.
• the transmission of the image sequences of one or more events can be shifted via the transmission channel (s) of higher bandwidth if the bandwidth of this transmission channel or these transmission channels is already occupied or exhausted by another event and the transmission of its image sequences.
• At least one of the events is delayed in time so that the sum of the bandwidths of the transmitted image sequences is the same Bandwidth of the available transmission channels does not exceed. This can be done in a simple manner by waiting with the transmission of another event until the transmission of the image sequences of an already running event is completed. However, if the bandwidth required for the transmission of the image sequences of an event varies over the time course of the event, said time control device can only shift the at least one event to be shifted so far that the bandwidth-critical peaks of the image sequences of the events to be transmitted are temporal equalized from each other.
• a plurality of image sequences are transmitted, for example, from a plurality of camera settings for a first event during its start phase, but subsequently less image sequences are transmitted from only one camera setting, so that a larger bandwidth is initially required for the transmission of this event than in the further course of the event, then can be started on the said timing device with the transmission of another event or its image sequences already when the initial stage is completed in the transmission of the first event.
• the said timing device controls the time sequence of the transmission of the image sequences of several events as a function of the bandwidths of the image sequences of the events and / or the time course of these bandwidths and on the other hand depending on the bandwidth of the available transmission channel (s) of larger bandwidth.
• the said time control device is designed such that between the transmissions of different events or the image data of these events over the transmission channels of large bandwidth no or as small as possible gaps in order to make the best possible use of these transmission channels of large bandwidth.
• the duration of the transmission and / or display of the supplementary data for an event can also be varied, in particular as a function of the abovementioned shifts in the start of the transmission of the image sequences of an event over the transmission channel of greater bandwidth and / or in dependence on the length a gap between the transmissions of the image sequences to two events. If, for example, there is a delay in the start of an event, for example during a live transmission, the supplementary data for this delayed event and / or the supplementary data associated with the previous event are made available for a longer time, which can be done by the transmitter for a longer period of time be transmitted or that they are provided by the receiving device, possibly under caching longer for display.
• the winning odds for the boxing match and / or the odds for the delayed dog race can be transmitted as supplementary data in the gap that arises here be displayed for a long time.
• Fig. 1 a schematic representation of the device for the transmission of
• Event data from a transmission device to a plurality of local display devices according to an advantageous embodiment of the invention, according to which two transmission channels of high bandwidth and one transmission channel of lower bandwidth are provided,
• Fig. 2 a schematic representation of the data assignment of the two
• a central transmitting device 1 is provided, from which all data required for the representation of an event on local display devices are transmitted.
• the transmitting device 1 can be a live transmitting station which transmits corresponding image and sound sequences live from a local event such as, for example, a boxing match or a horse race and, possibly spatially separated, comprises an information station, from which it belongs to the boxing match or horse race Additional information can be sent from, which can also be generated on site, but may also be generated at a spatially separated station space.
• the transmitting device 1 is connected on the one hand by means of two transmission channels Ü1 and Ü2 higher bandwidth to a local receiving device 2, so that image and sound sequences for multiple events on the above transmission channels higher bandwidth Ü1 and Ü2 from the transmitting device 1 to said receiving device 2 can be transmitted.
• the aforementioned transmission channels Ü1 and Ü2 can be, for example, satellite transmission channels.
• the receiving device 2 comprises a data processing device 3, for example in the form of a data server and / or a distributor, which forwards or distributes the received image and sound sequences to the various events via a plurality of transmission channels 4, for example in the form of cables to local display devices 5, 6, 7 , which are preferably each connected via said local or regional transmission channels 4 in the manner of a star network with said data processing device 3.
• a data processing device 3 for example in the form of a data server and / or a distributor, which forwards or distributes the received image and sound sequences to the various events via a plurality of transmission channels 4, for example in the form of cables to local display devices 5, 6, 7 , which are preferably each connected via said local or regional transmission channels 4 in the manner of a star network with said data processing device 3.
• Said data processing device 3 can offer each display device 5, 6, 7 all received image and sound sequences simultaneously for selection, ie Via the local transmission channels 4, the image and sound sequences can be transmitted to several events A, B, C, D, E and F simultaneously and / or in their predetermined order, so that it can be selected on the display device, which event should be displayed ,
• the receiving device 2 thus distributes all received image data to the locally available displays and speakers.
• the display devices 5, 6 and 7 each have a filter module 8 to filter out the image, sound and data sequences for each event of interest.
• the image and sound sequences transmitted via the transmission channels Ü1 and Ü2 or the image, sound and data sequences transmitted by the data processing device 3 to the receiving device 2 can advantageously be encoded with marking data for this purpose so that the filter module 8 can filter out the desired event.
• the coding by adding corresponding marking data can hereby be accomplished by the transmitting device 1, but also by the receiving device 2 or the data processing device 3 connected thereto.
• the transmitting device is connected via a transmission channel D of lower bandwidth with the display devices 5, 6 and 7 or a data processing device 9 connectable thereto to supplement the events A to F supplementary data for displaying additional information to said display devices 5, 6 and 7 transfer.
• the additional data transmitted via the narrower transmission channel D are processed by the said data processing device 9 and transformed into image and sound data or signals, which can then be displayed on the respective display devices 5, 6 and 7, one possible type of image generation, for example It may consist of filling pre-formed image masks with the supplementary data transmitted via the transmission channel D or the data derived therefrom.
• Said data processing device 9, which is connected via the narrower transmission channel D to the transmitting device 1, on the other hand to the Display devices 5, 6 and 7 is connected, may in principle be part of the aforementioned data processing device 3 of the receiving device 2 and / or a block coupled thereto.
• said data processing device 9 may also be a separate, local data processing module on the respective display device 5, 6 or 7, so that said supplemental data is transmitted all the way to the display device separately from the image and sound sequences which are above the aforementioned Transmission channels Ü1 and Ü2 are transmitted.
• FIG. 2 shows a possible temporal connection of the event data to the various events A-F. While, for example, via the transmission channel Ü1 first the image and sound sequences to an event A, then the image and sound sequences to an event D and finally the image and sound sequences are transmitted to an event C, the transmission channel Ü2 is used, first the Picture and sound sequences to an event E, then the image and sound sequences to an event A and finally the image and sound sequences to transmit an event F, wherein said transmission on the channel Ü2 each time parallel to the transmission on the channel Ü 1, cf. FIG. 2.
• the supplementary data are transmitted to said events AF, wherein advantageously, when the image and sound sequences are transmitted to the events A and E on the transmission channels Ü1 and Ü2, on the narrower transmission channel D, the supplementary data to the on the transmission channels Ü1 and Ü2 each non-transmitting events, that is, the events B, C, D and F are transmitted. If the events D and A are transmitted in the second interval shown on the width channels Ü1 and Ü2, the supplementary data for the events B, C, E and F are transmitted accordingly on the narrower channel D.
• the transmission of the event A and then the transmission of the event D is selected, for example on the display device 6, in the pause between these two events A and D the Additional information that is recorded on the data channel D, are displayed on said display device 6.
• the image, sound and data sequences sent on the transmission channels are coded by marking data so that the filters can easily recognize the start and the end of a sequence on the respective transmission channel, so that the linking of the separately transmitted data can be accomplished correctly.
• Fig. 3 illustrates the transmitting device 1 further, said transmitting device 1 in the manner already explained via two transmission channels Ü1 and Ü2 larger bandwidth image sequences to events A-F and a further transmission channel D supplementary data can transmit to these events.
• the transmitting device 1 comprises a timing device 1a, by means of which the time sequence of the events AF and / or the chronological sequence of their transmission is controlled. Since only two transmission channels Ü1 and Ü2 large bandwidth are available in the illustrated embodiment of the transmitting device 1, only two events can be transmitted with the associated image and sound sequences per se.
• said time control device 1a shifts and / or controls the start time of the events such that the transmission of the image sequences of a third event is only commenced when one of the two currently transmitted events has ended , If, for example, first, as shown in FIG.
• a car race as event A and a boxing match as event B are carried out in parallel, and the image and sound sequences are transmitted time-parallel over the two transmission channels Ü1 and Ü2, further events, for example a Cricket match as event C delayed until either the car race or the boxing match is over and the associated image sequences are completely transferred. Then with the transmission of the picture and Sound sequences to said cricket game started, so that the aforementioned transmission channels Ü1 and Ü2 be exploited in the best possible way.
• the supplementary data for this event can certainly already be transmitted over the channel D of smaller bandwidth.
• the transmission and / or the display of these supplementary data, for example the current odds for the delayed cricket game can then possibly longer or shorter transmitted and / or displayed, depending on how long the delay of the cricket game lasts.

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• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Business, Economics & Management (AREA)
• General Business, Economics & Management (AREA)
• Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
• Television Systems (AREA)
• Optical Communication System (AREA)
• Gas-Insulated Switchgears (AREA)
• Investigating Or Analysing Materials By Optical Means (AREA)

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• 2009
  • 2009-06-17 DE DE102009025263A patent/DE102009025263A1/de active Pending
• 2010
  • 2010-06-16 WO PCT/EP2010/003597 patent/WO2010145807A2/de active Application Filing
  • 2010-06-16 CN CN201080027329.7A patent/CN102484545B/zh active Active
  • 2010-06-16 CA CA2765778A patent/CA2765778C/en active Active
  • 2010-06-16 EP EP10726906A patent/EP2443775A2/de not_active Ceased
  • 2010-06-16 AU AU2010262144A patent/AU2010262144B2/en active Active
• 2011
  • 2011-12-14 CL CL2011003153A patent/CL2011003153A1/es unknown
  • 2011-12-14 US US13/326,160 patent/US9209916B2/en active Active
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