Abstract: Method for communicating via an API, including the steps of: producing a structural description of each version of the transaction; producing a signature which is representative of the structural description of the version; defining and saving an object comprising the signature and the structural description of the version; causing a transmitting software entity to transmit a current message of a current version of the transaction and a current signature of the current version; causing a receiving software entity to receive the current message and the current signature; causing the receiving software entity to identify an object having a signature identical to the current signature, and decoding the current message using the structural description of the object.

Abstract: A method for associating a new gathering node in a distributed wireless communication network, each gathering node includes at least one access-point radio-frequency interface and/or a user node of a so-called gathering wireless network associated with the communication network, the method being performed by a management node of the network and including the steps of receiving a message which include information that a new gathering node is to be associated, sending a command activating a so-called association radio-frequency interface, receiving a message indicating that a new gathering node is associated with an existing gathering node, determining a first validation of association of the new gathering node, and, if the association is validated, then sending, to the new gathering node, information on parameterisings includes information necessary for an association of the new node with the gathering wireless network of the network.

Abstract: A method of managing an audio stream that is read by audio playback equipment in a manner that is synchronized on a reference clock is provided. The method includes the following steps implemented in said piece of audio playback equipment: receiving the audio stream, the audio stream being in the form of packets, each packet comprising a succession of audio samples associated with identification information characteristic of a timestamp of said packet; playing the audio samples contained in each packet and storing a time given by the reference clock that is characteristic of the moment at which a predetermined sample of at least one of the packets is played; and sending a message including correspondence information concerning the correspondence between the identification information characteristic of a timestamp of said packet and the time stored in the preceding step.

Abstract: A wireless communication network that includes a backhaul network interconnecting node devices for extending a radio coverage of a wireless fronthaul network by using a plurality of access points of the wireless fronthaul network, the communication channel is used for interconnecting said node devices. A node device of the backhaul network makes an evaluation of the transmission conditions of its radio environment; calculates a score representing a quality of transmission via this communication channel; transmits to said master node device a message requesting change of communication channel of the backhaul network when at least one other communication channel has obtained a better score than the communication channel selected by the master node device. On reception of the message, master node device obtains scores for the other node devices, and decides to change, or not, communication channel used in the backhaul network according to the scores obtained.

Abstract: A method for managing by management equipment including a first access point of a first network and a second access point of a second network, the first network having functionalities superior to the second network, each access point sending beacons, a station being able to process the beacons sent by the first and second access points or being able to process only the beacons sent by the second access point, the second access point performs the steps of: receiving an association request coming from a station, checking whether the station is able to process the beacon sent by the first access point, rejecting the association request if the station is able to process the beacons sent by the first access point, and associating the station if the station is not able to process the beacons sent by the first access point.

Abstract: An acoustic horn arranged to be fastened between a cabinet of a loudspeaker enclosure and an outer casing, the horn presenting a shape and/or dimensions that depend on the outer casing, the acoustic horn being arranged in such a manner that when the acoustic horn, the cabinet, and the outer casing are assembled together its inner face is in contact with the cabinet so that its inner edge surrounds a diaphragm of the loudspeaker and its outer face is in contact with the outer casing in such a manner that a hole set having at least one hole in the outer casing lies inside an area defined by its outer edge, the horn thus being arranged in such a manner that its inside peripheral surface guides sound produced by the loudspeaker towards the outside via the hole set having at least one hole in the outer casing.

Abstract: A method of managing at least one audio playback equipment group including at least one piece of audio playback equipment is provided with a light-emitting identification interface. The method includes the steps of: using the light-emitting identification interface of the piece of audio playback equipment to display a light pattern characteristic at least of the group to which said piece of equipment belongs and/or characteristic of the role of the piece of equipment within said group in the event of at least one of the pieces of audio playback equipment being selected, and performing an action relating to the associated piece of audio playback equipment.

Abstract: A method for selecting portions of images from a video stream including a representation of a subject, the method including the steps of determining a first portion of an image including the subject, determining a target zoom factor among a plurality of zoom factors from the limits determined, a current zoom factor and at least one maximum image resolution and determining target coordinates of the first portion of an image reframed according to the target zoom factor determined and a maximum image resolution.

Abstract: Connected speaker (1) comprising: a LAN interface (2); a WPAN interface (3); pairing means (5) designed to pair the connected speaker with one or more external speakers (6) each equipped with an external WPAN interface (7); processing means (8) designed to acquire an input audio signal from an audio source (15) via the LAN interface, to produce at least one distributed audio signal from the input audio signal, to allocate each distributed audio signal to one of the external speakers (6) paired with the connected speaker, and to transmit, to each external speaker, via the WPAN interface (3) of the connected speaker (1) and the external WPAN interface (7) of said external speaker (6), the distributed audio signal that is allocated to said external speaker (6), such that the connected speaker (1) and the external speakers (6) form a multichannel audio playback system.

Abstract: Obstacle detection and characterisation method, including the steps of: acquiring a first distance measurement obtained from at least one inertial measurement produced by at least one inertial sensor of a mobile terminal, and a second distance measurement obtained from at least one time of flight measurement; evaluating a distance error representative of a difference between the second distance measurement and the first distance measurement; from the distance error, detecting the presence of an obstacle between the mobile terminal and the reference equipment, and determining one or more characteristics of said obstacle.

Abstract: A generic loudspeaker enclosure including a cabinet including internal partitions defining a plurality of acoustic chambers that are sealed, distinct, and separated from one another by said internal partitions, each acoustic chamber including an orifice opening to the outside of the cabinet in a respective different direction; a plurality of loudspeakers, each including a respective diaphragm, each loudspeaker being incorporated in a respective one of the acoustic chambers; at least one first connector mounted in sealed manner on the cabinet, the first connector having contacts that are electrically connected to the loudspeakers, the first connector thus being arranged to connect the loudspeakers electrically to the electronic card of the electronic additional module via a second connector mounted on the electronic additional module and complementary to the first connector.

Abstract: An item of ONU equipment configures itself for communicating via a first transport system with an item of OLT equipment in an optical access network, and starts a synchronisation for the first transport system and transmits via the first transport system. The OLT equipment transmits, via a protocol layer fitting on top of the entire transport system of the optical access network, without waiting for the synchronisation for the first transport system to have ended, a message indicating which transport system is to be used by the ONU equipment. When the transport system to be used by the ONU equipment is the first transport system, the synchronisation continues the first communication system, otherwise the synchronisation is restarted for the second transport system.

Abstract: A first bridge device, connected by a first wired link to a supplying device, and a second bridge device, connected by a second wired link to a consuming device, are interconnected via a wireless communication network and are able to be configured in: a nominal operating mode; an energy saving mode; or a stop mode. The first bridge device switches into stop mode following detection of deactivation of the first wired link, and switches into energy saving mode following detection of disconnection from the network of the second bridge device or when the second bridge device goes into energy saving mode or following detection of a low volume of bidirectional traffic. The second bridge device switches into stop mode following detection of deactivation of the second wired link, and switches into energy saving mode following detection of the consuming device being put into hibernation or following detection of disconnection of the network or detection of a low volume of bidirectional traffic.

Abstract: A method for automatically configuring a new electronic device for connecting to a wireless access point of a communication network; initially the audio channel for communication between the new electronic device and one or more electronic devices already connected to the network is established; secondly, the configuration parameters for connecting to the wireless access point are transmitted by this audio channel to the new electronic device, the latter then being able to configure itself correctly in order to connect to the wireless access point of the network.

Abstract: A method for securing data flows in a communication device configurable from a remote terminal, the method comprising steps of recording a first encryption key in a memory of the device, the generation, from the first key, of a public key and of a private key corresponding to the public key, the reception of a request for securing sent by the remote terminal and a sending of the public key to the remote terminal in response to the request for securing, the operations of receiving the request and of sending the public key being performed when the device and the terminal are connected to the same local network. Another object of the invention is a communication device configured to implement the method described.

Abstract: An auto-location method for electronic equipment items provided with a transmitter/receiver of radioelectric signals, includes the steps of: establishing a list of the equipment items with their relative position and the measurements of distances between the equipment items, detecting, using the list, at least one non-measured distance between a first equipment item and a second equipment item, the transmitter/receiver of which has a plurality of available operating modes, changing the operating mode of the transmitter/receiver of the second equipment item and attempting to measure the distance between the first equipment item and the second equipment item, and updating the list with the last distance measured. A system and a program implement this method.

Abstract: A method is provided for the remote management of a device connected to a residential gateway, including, when performed by the gateway: intercepting a request coming from the device including an address of a first server for which the request is intended, the purpose of the request being to obtain an address of a second server with which the device must be connected; determining a processing operation to be applied to the request, an identifier of the device contained in the request and configuration information obtained from an operator, the configuration information including information representing a set of devices, the plurality of processing operations including a processing operation applied when the device belongs to the set, including responding to the request without contributing the first server. When the processing to be applied is a redirection, a response is provided to the request containing the address of the second server.

Abstract: Modular equipment includes a main module that has a main speaker, main communication components arranged to implement at least one wireless communication, power supply components arranged to acquire main power supply from the mains, main assembly means arranged to assemble the main module with one or more additional modules, a processor component arranged to detect if the main module is assembled with a first additional module comprising one or more microphones and, if this is the case, to activate at least one additional function implemented by the equipment and using the microphone(s).

Abstract: Electrical equipment includes a housing having a hole formed therein; a microphone positioned inside the housing and in the proximity of the hole; a loudspeaker; emitter means arranged to emit an emitted detection sound signal via the loudspeaker; and processor means arranged to acquire a received detection sound signal via the microphone, to detect in real time from the received detection sound signal whether a user's finger is or is not positioned on or in the immediate proximity of the hole, and if a finger is positioned on or in the immediate proximity of the hole to cause a predetermined action to be performed.

Abstract: A method of decoding an incoming audio/video stream received by a decoder box that is connected to audio playback equipment and to video playback equipment, the method comprising the steps of evaluating an audio latency and a video latency; if the audio (or respectively video) latency is greater than the video (or resp. audio) latency, testing a first condition to ensure that the time difference (?t_a, ?t_v) between the presentation time stamp of the audio (or resp. video) samples and the reference clock signal is sufficient, and if the first condition is satisfied, acting, when decoding the audio (or resp. video), to decrease the presentation time stamp of the audio (or resp. video) samples in order to advance playback of the audio (or resp. video) samples, thereby compensating at least in part the latency difference between the audio (or resp. video) latency and the video (or resp. audio) latency.