Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04H—BROADCAST COMMUNICATION
  • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
  • H04H60/68—Systems specially adapted for using specific information, e.g. geographical or meteorological information
  • H04H60/73—Systems specially adapted for using specific information, e.g. geographical or meteorological information using meta-information
• • 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
  • H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
  • H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
• • 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
  • H04N21/47—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
  • H04N21/482—End-user interface for program selection
  • H04N21/4823—End-user interface for program selection using a channel name
• • 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]
  • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
  • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
  • H04N21/84—Generation or processing of descriptive data, e.g. content descriptors
  • H04N21/8405—Generation or processing of descriptive data, e.g. content descriptors represented by keywords

Definitions

• the present invention relates to the reception of a plurality of data streams, and more particularly the selection of a data stream from this plurality of data streams at a receiving user device.
• a reception device via a transmission network, either an internet network or again a wireless network or a digital network, or a mobile communication network, a plurality of data streams coming from several dissemination sources.
• a computer connected to the Internet can receive data streams from several radio sources and is able to render the soundtrack broadcast by the radio source that has been selected by the computer user.
• the restitution of audio content or audiovisual content is performed by the implementation of a software performing a reading of the received data in audio or audiovisual streams, or 'player' in English.
• the user can select the data stream to which he wishes to access, that is to say the flow of data that he wishes to see restored on his terminal .
• this selection relies solely on an identifier of the broadcasting source of the desired data stream.
• a user searches for a program that is likely to interest him, he can either change broadcast sources, that is to say zap from channel to radio or television channel, or still refer to a list of programs offered by the different channels available, this list being accessible elsewhere.
• This approach is not user-friendly and can sometimes take a long time to find a source of dissemination. especially when the user does not have access to the list of programs broadcast by the different sources.
• a first aspect of the present invention provides a method of assisting the selection of a data stream, to be restored at a receiving device, from among a plurality of data streams received by the receiving device; the receiving device being provided with a screen; said method comprising the following steps at a processing unit: / a / simultaneously receiving a plurality of data streams and auxiliary data respectively associated with said data streams,
• a data stream coupled to the selection assistance information may be transmitted either as a single stream or as a plurality of streams. In the latter case, it is easier to retrieve the selection assistance information at the receiving device.
• This selection assistance information transmitted in a coupled manner to the data streams is intended to be displayed simultaneously and in respective separate portions of the receiving device screen for the data streams.
• This selection assistance information transmitted advantageously provide a user-friendly and efficient visual interface to the user of the receiving device. Indeed, under such conditions, the user can simultaneously view selection assistance information associated respectively with the different data streams.
• the data streams received may be the result of a preselection, for example, of the favorite or favorite radio or television channels of a user of the reception device. These streams can be received via any type of transmission, including wireless transmission.
• 'data flow' is understood to mean any flow of audio and / or visual data. Such a data stream can thus notably transmit an image, a soundtrack, a video, or a written text.
• selection assistance information means any information that is associated with the data carried in the data stream, ie the audio and / or visual content being broadcast, and which is that can help the user to choose from all received data streams.
• This selection assistance information may differ depending on the type of the media broadcast sources considered.
• sources of broadcasting audio data such as radio channels
• the selection assistance information is related to the artist, the name of the song broadcast, or the broadcast program, with or without the name of the artists or personalities of all kinds who participate, or the album, the biography of the artist or radio host, photos, or information related to the news of the artist like concert dates for example ...
• selection assistance information is determined on the basis of auxiliary data, or metadata, which can be retrieved directly in the data streams with which they are respectively associated.
• This auxiliary data can also be transmitted in specific streams of auxiliary data.
• auxiliary data directly, that is to say data complementary to the audio and / or visual content with which they are associated. But sometimes this is not the case, or these auxiliary data transmitted directly into the corresponding data stream are encrypted. Then, it is expected to recover such data in a specific stream of auxiliary data that is associated with the data stream considered.
• the processing unit may be included in the receiving device. It may alternatively also reside on a server thus making it possible to perform the steps of the method according to an embodiment of the present invention at the server for a plurality of reception devices.
• the processing unit determines the selection aid information by selecting auxiliary data from the received auxiliary data, taking into account at least one criterion specific to the auxiliary data, and / or taking into account account of at least one criterion specific to a user profile.
• the selection criteria specific to the auxiliary data themselves may be criteria relating to the numerical format of these data, or to the level of quality of these data, or to the control of the data themselves, so as to filter here anything deemed unacceptable.
• User-specific selection criteria may be keywords corresponding to the user's favorite artists or themes.
• step Id for a data stream, the following steps can be implemented at the level of the processing unit:
• a data flow recognition server receiving from said data flow recognition server complementary selection assistance information; wherein said additional selection assistance information is coupled to said data stream.
• a data flow recognition server which can be a multimedia recognition server. This last can then provide a wide variety of complementary information to assist the user in the selection of a data flow.
• step Ic / selection assistance information is coupled with a data stream according to semantic or temporal coherence criteria.
• this selection assistance information can therefore be used for different data streams, in a coherent manner, for example based on a semantic analysis of the selection assistance information with respect to the audio and / or visual content or else compared to a user profile. For example, a document relating to a type of music may be coupled to several data streams that broadcast music of this type.
• step / a / provision may be made for auxiliary data to be received further in at least one user stream, the user stream being dynamically associated with a data stream.
• Such a feature makes it possible to implement interactivity between all users who receive the same data stream or between a restricted group of users.
• a user stream carries data which may then be displayed as a scrolling banner on the screen of the receiving device according to an embodiment of the present invention.
• This user data transmitted in a user stream can be sent from any terminal, such as for example by an SMS message for 'Short Message' in English.
• SMS message for 'Short Message' in English.
• These user flows can also correspond to a vote on broadcast audio and / or visual content.
• Such a restricted user group may correspond to a discussion forum or a communication type 'chat room' or 'chat room' in English.
• a particular group of users may be a group of people identified as being interested in a particular theme, such as a group of fans of an artist, for example.
• each user of this group can issue a user stream carrying selection assistance information relating to that topic when a data stream being broadcast is related to that topic.
• a user stream can transmit photos or concert dates of an artist to a fan group of the artist.
• the user can view the selection help information in correspondence with the different streams he can select, then he can make a relevant choice easily and quickly.
• a second aspect of the present invention provides a processing unit comprising means adapted to implement a selection assisting method according to the first aspect of the present invention.
• a third aspect of the present invention provides a receiving device comprising means adapted to display the selection assistance information according to an embodiment of the present invention.
• This receiving device may comprise a processing unit according to the second aspect of the present invention.
• a fourth aspect provides a computer comprising a receiving device according to the third aspect of the present invention.
• a fifth aspect provides a television set comprising a receiving device according to the third aspect of the present invention.
• a sixth aspect provides a clock radio comprising a receiving device according to the third aspect of the present invention.
• a seventh aspect proposes a radio station comprising a receiving device according to the third aspect of the present invention.
• An eighth aspect proposes a GPS entity (for 'Global Positioning System' in English) comprising a receiving device according to the third aspect of the present invention.
• a ninth aspect provides an MP3 player (for 'Moving Pictures Expert Group audio layer 3' in English) comprising a receiving device according to the third aspect of the present invention.
• a tenth aspect proposes a computer program comprising instructions for implementing the method according to the first aspect of the present invention, when this program is executed by a processor.
• An eleventh aspect provides a recording medium on which is stored the computer program according to the seventh aspect of the present invention.
• FIG. 1 illustrates the main steps of a method according to an embodiment of the present invention
• FIG. 2 illustrates a set of functions that make it possible to implement a method of assisting the selection according to an embodiment of the present invention
• Figure 3 illustrates a global processing function according to an embodiment of the present invention
• Figure 4 illustrates a coupling function according to an embodiment of the present invention
• Figure 5 illustrates an interactivity coupling function according to an embodiment of the present invention
• Figure 6 illustrates a user interface displayed on the screen of the receiving device in an embodiment of the present invention in its application to a radio channel selection
• Figure 7 illustrates a processing unit and a receiving device according to an embodiment of the present invention.
• Figure 1 illustrates the main steps of a selection assistance method according to an embodiment of the present invention.
• steps are implemented at a processing unit adapted to receive a plurality of data streams (which may also be referenced by the terms 'streaming of audio and / or visual content') and to transmit data streams. coupled to the selection assistance information to a receiving device.
• a content of audio and / or visual data may correspond for example to a radio program or a video, or a written text document.
• the processing unit simultaneously receives a plurality of data streams, and auxiliary data respectively associated with these data streams.
• Auxiliary data associated with a data stream may be transmitted either directly into the data streams, and thereby may be retrieved therein, or into specific streams of auxiliary data. It is also possible to recover auxiliary data both in the data stream with which they are associated and in the specific data streams.
• a specific data stream may be transmitted from a source different from that which is in charge of transmitting the data stream to which the specific data flow is associated. No limitation is attached to the context of receiving auxiliary data.
• the plurality of data streams received may be from a preselection of a user who has indicated his favorite broadcast sources in advance.
• auxiliary data can be volatile or temporary data.
• this type of volatile data may indicate a program name if the content currently received corresponds to a radio program, and / or even a guest name to this program, or a title if the received content matches a song.
• This volatile data can also indicate a level of audio quality.
• These auxiliary data can be persistent data, that is, data that has a longer life. In this case, they can be retrieved on a specific server. Such data may correspond to the logo of a radio station, or a channel logo of television, program schedules, biographies, concert dates, video clips.
• auxiliary data is retrieved as previously stated for each data stream, at least one selection help information to be displayed for each data stream is determined.
• step 13 it is intended to couple this selection help information to the data streams for which they are determined.
• step 14 the data streams thus coupled to the selection assistance information in step 13 are transmitted to the reception device which is responsible for displaying on its screen information of assistance to the selection at the intended location for the data flow to which it is coupled.
• the processing unit can either be co-located with the receiving device or be localized at a server which is in charge of performing the steps of the method according to an embodiment of the present invention. invention for a plurality of receiving devices.
• FIG. 2 illustrates a set of functions 20 that make it possible to implement a method of assisting the selection according to an embodiment of the present invention.
• this set of functions 20 receives a plurality of specific streams of auxiliary data. It is also easy to take into account auxiliary data that would be directly included in data flows.
• Such an assembly 20 includes a function 21 for selecting auxiliary data.
• This auxiliary data selection function is in charge of selecting data according to objective selection criteria, that is to say criteria such as a valid digital format such as the mp3 digital format, for example. a specific stream quality level received. It is also possible to select here data auxiliaries that are not contrary to a certain charter rejecting legislative or insulting
• a database 204 can be used to store user profiles indicating in particular such selection criteria 'keyword'.
• This global processing function 22 is illustrated in detail in FIG. 3. Such a global function receives the selected auxiliary data and implements a decoding step 32 which may comprise a decryption 32 of the auxiliary data considered, as well as a sorting of the auxiliary data considered according to their type. At the exit of the stage
• a filtering step 33 is then applied to these decoded auxiliary data.
• Such filtering can in particular correspond to the deletion of certain indications, such as those relating to advertising or relating to technical information.
• a formatting step 34 is then applied to the filtered auxiliary data.
• this formatting step 34 provision can be made to implement: a setting to a digital format intended for reading the streams;
• an audio signal processing such as an equalizer or a video signal such as contrast.
• recognition services offered by a recognition server can especially be adapted to perform a voice recognition by determining the name of a person from the voice of the latter, or a recognition by determining in particular the name of the corresponding song or artist, or any other possibility of recognition. It is conceivable to transmit some of these auxiliary data to at least one recognition server at the level of the filtering step or at the level of the formatting step.
• a coupling function 23 is adapted to couple the non-volatile auxiliary data with the volatile auxiliary data associated with the same data stream. Then, the ancillary data thus coupled can be synchronized with the data flow with which they are associated. It should be noted that it is possible to implement a selection assistance method according to an embodiment of the present invention on the sole basis of auxiliary data which are contained directly in the corresponding data stream. In this case, no synchronization is required between the auxiliary data and the corresponding data stream.
• the auxiliary data selected correspond to a soundtrack.
• the data stream in question is provided to this recognition server, which in response sends back additional selection assistance information.
• the coupling function 23 is illustrated in detail according to an embodiment of the present invention, in FIG. 4.
• This coupling function 23 thus receives as input the auxiliary data supplied at the output of the global processing function 22 as illustrated in FIG. 3.
• the auxiliary data are here received in the form of data streams which are sorted according to their type. , text, audio or video. Then some of these sorted data streams are then coupled to certain data streams.
• a list 41 of data stream 411 to 413 illustrates either all data streams received at the processing unit, or a list of data streams previously selected by the user as the preferred data streams. In other words, the user can preselect certain data streams in advance by choosing, for example, the radio stations he prefers or his favorite television channels.
• the coupling corresponds in fact to an association of selection assistance information flows which may be of different types, but which have a certain coherence with the data flow to which they will be coupled.
• the coherence between the data stream and the selection assistance information coupled thereto is based on semantic or even temporal coherence. For example, it may be possible to associate a stream of data corresponding to a radio program during which a guest is speaking, a biography in the form of a text document or a video relating to the guest.
• the auxiliary data coupled to the data stream broadcast by this radio correspond to text data indicating in particular the title of the song and the name of the artist, and additional auxiliary data corresponding to the video clip of the song being played.
• This coupling function in the case stated above, is associated with a synchronization function so as to synchronize the video clip with the song being broadcast. Then, a user interface function 26 is in charge of receiving the data flows coupled to the selection assistance information 41 at the output of the coupling function 23, and displaying on the screen of the reception device information from at least some of the selection assistance information that has been coupled to said relevant data stream.
• the screen of the receiving device has a small size compared to the selection aid information to be displayed, it is advantageous to provide a scrolling display, according to a banner for example that scrolls.
• an interactivity coupling function between different users of receiving devices according to an embodiment of the present invention. This interactivity coupling function is illustrated in FIG. 5.
• the coupling function 23, illustrated in FIG. 4, is further adapted to receive data streams from any terminals. More specifically, this interactivity function allows different reception device users according to an embodiment of the present invention to communicate with each other with respect to a given data stream.
• a user 'us ⁇ ' or 'USr / transmits information chosen by himself to other users in a user stream 51 or 52.
• the terms' user flow' are understood to mean a stream sent from any terminal, such as for example from a mobile phone, in which are transmitted user information, that is to say people who view or listen to some of the data streams considered here.
• This information transmitted in user feeds may correspond to an artist's news such as concert dates, or to a notice given on audio and / or visual content being broadcast. No limitation is attached to the type of information that a user can send for a data flow through a user flow.
• these user flows are respectively intended for one or several data streams determined.
• the users 'usn''us ⁇ ' transmit information to be coupled with the coupled data stream 413. It can be provided that the user flows indicate a data stream to which they must be coupled and in this case, the stream user is coupled to said indicated data stream for all receiving devices receiving such a data stream. Alternatively, it is possible to create groups of users in which interactivity is allowed.
• Interactivity can make it possible to set up a multitude of services.
• the interactivity can in particular be used to perform dedications which are then displayed on the screen of the receiving device at the location corresponding to the data flow to which the dedication is associated. It can also be used to comment on TV or radio programming.
• FIGS. 2, 3, 4 and 5 can advantageously be implemented in different locations. Indeed, no limitation is attached to the location of these functions. Thus, it can be expected that all these functions are implemented at the receiving device.
• all these functions are located at a server that receives the data streams and the auxiliary data streams, and transmits the coupled data streams obtained to the different receiving devices.
• the server can store one or more user profiles per receiving device, such a user profile indicating in particular a list of data streams favorite of the user concerned. The server is then able to provide the user with his favorite data streams coupled to the auxiliary data as stated above. It is also easy to consider locating certain functions on the server so as to pool them for, and others on the receiving devices. It is easy to implement any spatial configuration of these functions allowing the implementation of a method of assisting the selection of a stream.
• Figure 6 illustrates a user interface displayed on the screen of the receiving device in an embodiment of the present invention in its application to a radio channel selection. It is easy to deduce an application adapted to television channels.
• a screen 61 of receiving device comprises five separate parts 61-65. In each of these parts are indicated the following selection assistance information:
• radio 2 the name of this radio: 'radio 1, radio 2, radio 3, radio 4 and radio 5;
• FIG. 7 illustrates a processing unit according to an embodiment of the present invention.
• This processing unit 71 comprises:
• a reception unit 72 adapted to simultaneously receive a plurality of data streams 702, and auxiliary data respectively associated with said data streams;
• a determination unit 73 adapted to determine, on the basis of the auxiliary data received, at least one selection assistance information to be displayed for each data stream; a coupling unit 74 adapted to couple said data streams with the selection assistance information respectively determined; and
• a transmission unit 75 adapted to transmit to the reception device said data streams coupled to the selection assistance information.
• the processing unit 71 further comprises an interface 703 with a data flow recognition server to which it sends a data stream, and from which it receives help information from the data processing server. complementary selection, wherein said complementary selection assistance information is coupled to said data stream.
• FIG. 7 also illustrates a receiving device 704 according to an embodiment of the present invention.
• This reception device comprises:
• a display unit 706 adapted to display the selection assistance information on the screen
• a reception unit 707 adapted to receive a selection command for a data stream, said selection command being based on the selection assistance information displayed on the screen
• a reproduction unit 708 adapted to render the selected data stream. It can be provided that the processing unit is included at the level of the receiving device and in this case, all the functions 20 are implemented at the level of the user's receiving device.
• the processing unit 71 corresponds to a server that provides several receiving devices 704 data streams coupled to selection assistance information.
• the transmission between the processing unit and the receiving device is internal while in the other case it is external.
• an external transmission that is to say when the processing unit corresponds to a server, it can provide any type of transmission, including a wireless transmission.

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• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Multimedia (AREA)
• Human Computer Interaction (AREA)
• Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
• Circuits Of Receivers In General (AREA)

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Publications (1)

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• 2008
  • 2008-09-30 FR FR0856616A patent/FR2936922A1/fr active Pending
• 2009
  • 2009-09-30 EP EP09753159A patent/EP2351359A1/de not_active Withdrawn
  • 2009-09-30 US US13/120,447 patent/US20110179463A1/en not_active Abandoned
  • 2009-09-30 WO PCT/FR2009/051855 patent/WO2010037969A1/fr active Application Filing

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