Classifications

• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
  • H05B47/10—Controlling the light source
  • H05B47/105—Controlling the light source in response to determined parameters
  • H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
  • H05B47/12—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by detecting audible sound
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04J—MULTIPLEX COMMUNICATION
  • H04J3/00—Time-division multiplex systems
  • H04J3/02—Details
  • H04J3/06—Synchronising arrangements
• • A—HUMAN NECESSITIES
  • A63—SPORTS; GAMES; AMUSEMENTS
  • A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
  • A63J17/00—Apparatus for performing colour-music
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F21—LIGHTING
  • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
  • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
  • F21V33/0004—Personal or domestic articles
  • F21V33/0052—Audio or video equipment, e.g. televisions, telephones, cameras or computers; Remote control devices therefor
  • F21V33/0056—Audio equipment, e.g. music instruments, radios or speakers
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L12/00—Data switching networks
  • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
  • H04L12/2803—Home automation networks
  • H04L12/283—Processing of data at an internetworking point of a home automation network
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M3/00—Automatic or semi-automatic exchanges
  • H04M3/42—Systems providing special services or facilities to subscribers
  • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
  • H04R1/00—Details of transducers, loudspeakers or microphones
  • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
  • H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
  • H05B47/10—Controlling the light source
  • H05B47/155—Coordinated control of two or more light sources
• • H—ELECTRICITY
  • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
  • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
  • H05B47/10—Controlling the light source
  • H05B47/175—Controlling the light source by remote control
  • H05B47/19—Controlling the light source by remote control via wireless transmission
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L12/00—Data switching networks
  • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
  • H04L12/2803—Home automation networks
  • H04L2012/2847—Home automation networks characterised by the type of home appliance used
  • H04L2012/2849—Audio/video appliances
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
  • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
  • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Definitions

• the present invention relates to a method and a device for synchronizing sound sources. It applies, in particular, to the synchronization of remote sound diffusers.
• more and more sound sources can be used to broadcast digital audio media residing on a storage device. For example, one may wish, from a mobile phone, trigger the playback of a shared media by a computer on several speakers distributed in different rooms of a housing.
• a device triggers the playback of the same media on two sound sources, they emit the same sound or different channels representative of the same media, with a time shift, the quality perceived by the users is reduced .
• the present invention aims to remedy all or part of these disadvantages and, in particular, to provide the coordination of several sound sources emitting from a device sharing its content between several rendering devices, including sound diffusers and / or luminous.
• the present invention relates to a sound broadcasting device for broadcasting audio content from at least one audio content server, the device comprising:
• a base for the power supply of the device by a bulb socket, an electro-acoustic transducer,
• means for discovering a network comprising at least said server and at least one other device for broadcasting sounds and
• the different sound sources are automatically synchronized, without the user having to intervene outside the connection of the device on a power supply socket of a light bulb.
• the present invention relates to a device for sound and / or light diffusion, the device comprising:
• a base for the power supply of the device by a bulb socket a base for the power supply of the device by a bulb socket
• the different sound sources are automatically coordinated, that is to say select a channel (right or left) of the audio content according to the channel broadcast elsewhere or selects a light intensity or a light color broadcast , depending on other light diffusions, without the user having to intervene outside the connection of the device on a supply socket of a light bulb.
• the present invention is directed to a sound broadcasting device for broadcasting audio content from at least one audio content server, the device comprising:
• a base for the power supply of the device by a bulb socket a base for the power supply of the device by a bulb socket
• wireless access point in English “wireless access point” or
• WAP is a device that allows other devices to connect to a network, usually wired, using Wi-Fi, Bluetooth or a similar standard.
• the device that is the subject of the invention allows the constitution of a device network.
• the present invention is directed to a device for synchronizing sound sources, for broadcasting audio content originating from at least one server audio content implementing the DLNA standard to form a DLNA server, the device comprising:
• At least one slave sound broadcasting system implementing the standard
• control system implementing the DLNA standard to constitute a DLNA controller, adapted to perform:
• the master system comprises:
• an audio encoder that encodes the decoded content in a compressed audio format to an audio format without any compression or header information
• the slave systems are adapted to decode and broadcast the audio contents received from the master system.
• the time offsets between the signals broadcast by the DLNA restitters are synchronized below the threshold of human perception.
• no variable delay can occur in the signal decompression, or in the transmission over the network by the master system. or by slave systems.
• the device object of the present invention is an open system.
• the device that is the subject of the present invention comprises means for communicating at least one IP internet protocol address.
• the device that is the subject of the present invention comprises means for receiving signals coming from a checkpoint, within the meaning of the UPnP standard and constitutes a restorer within the meaning of this standard.
• control point and a restituteur are more known to the skilled person in their English translation "control point” and "renderer”.
• the data transfer protocol is the HTTP protocol.
• the audio format without any compression or any header information is the RAW, or PCM format.
• the master system constitutes a gateway that acts as a server for the different restituteurs.
• the transmission module is adapted to perform an encoding according to the RTP real-time protocol.
• the transmission module is adapted to perform an encoding according to the TCP transmission control protocol.
• the master system is adapted to broadcast the audio content simultaneously the slave systems.
• the device which is the subject of the invention comprises:
• upstream a light source cap
• an amplifier powered by said base and adapted to amplify the electrical signal supplied by the reception means for transmitting an amplified signal to the electro-acoustic transducer.
• the lighting points are numerous, accessible, and powered.
• existing sockets from a home network can be used to create a distributed and powered loudspeaker network without additional wiring. It is thus possible from a computer or a mobile phone connected to the network and equipped with a controller implementing the DLNA standard and the UPnP protocol to discover, within the meaning of the DLNA standard, each of the devices object of the The present invention accessible and control individually or even using a grouping system, control area by ensuring audio synchronization on each zone.
• the device which is the subject of the invention comprises
• upstream a source of light fed by said base
• a means for receiving radio signals fed by said base adapted to receive radio signals emitted by at least a first computer system
• a radio signal transmission means fed by said base and adapted to retransmit radio signals received by the receiving means to a second computer system for extending the range of wireless communication between the first computer system and the second computer system.
• the term "computer system” refers to any system provided with a memory retaining at least one program and a central unit capable of executing at least one said program, for example a computer server, a computer terminal or a device.
• the present invention aims at a method of synchronization of sound sources, which comprises:
• an audio encoding step for encoding the decoded content in a compressed audio format into an audio format without any compression or header information, by the master audio composer
• FIG. 1 represents, schematically, a particular embodiment of the device object of the invention.
• FIG. 2 shows a particular embodiment of the device 205 which is the subject of the present invention.
• This device 205 is mounted on an electric bulb socket, of known type, screw or bayonet, 215, with a corresponding base 220, which allows its power supply.
• an electronic circuit 230 comprises means (not shown) for wireless communication with:
• At least one content server 210 At least one content server 210
• At least one ignition control means 245 and
• another device 250 identical to the device 205 but capable of implementing a different operation for example of the master or slave type.
• the ignition control means 245 is, for example, constituted by a switch, a remote control, a mobile telephone or a home automation system or a control point. of one of the UPnP or DLNA standards, and transmitting radio signals.
• the control means 245 is, in some embodiments, confused with the server 210.
• the housing 225 further comprises at least one electro-acoustic transducer 235, for example a loudspeaker, controlled by the circuit 230.
• the housing 225 also comprises at least one electro-light transducer 240, for example of the electroluminescent diode type or incandescent bulb.
• the electronic circuit 230 controls each electro-light transducer 240 as a function of the ignition or extinction signals coming from the control means 245 and as a function of the signals exchanged with the server 210 and / or the other device 250.
• the control means 245 commands, at the user's choice:
• the device 205 is inserted in the network consisting of similar devices and the server 210 and synchronizes (coordinated sound and / or light scattering) with the other similar devices.
• the operation of a device that is the subject of the present invention comprises, first of all, an installation step 305.
• the installation essentially consists in electrically connecting the base 220 and the socket 215.
• the device performs a discovery of the network, that is to say a recognition of the components of this network.
• An IP address according to the Internet Protocol, is assigned to the device.
• the device is in access point mode, for example if there is no other access point already declared in the network.
• This mode can also be automatically declared, regardless of the presence and number of other devices using this mode, in the network.
• the device makes a selection of the audio channel that it will broadcast. This selection is made according to the audio channels already selected by the other devices and is communicated to the other devices. Preferably, the audio channel is selected according to the audio channel selected by a nearby device (for example detected because its radio signal is received with greater intensity).
• a draw is performed by the device. The result of this draw is communicated to the other devices so that one of them can adapt to the new configuration of the network and select another channel than the one he had previously selected.
• the reconfiguration of the network is dynamic and intelligent.
• the device performs, for broadcasting audio content, a synchronization with at least one other device, as explained below.
• the device receives a light-on command, control means 245 or server 210.
• the device selects a light synchronization mode.
• the devices can select a light scatter mode variable in intensity or color, in phase, in phase shift or in phase opposition with other nearby devices.
• the amplitude and the frequency or the sequence of light states of the transducers 240 of the device may be provided by the server 210 or programmed in at least one of the devices 205. The result of the selection is communicated to the other devices.
• the selected light synchronization is implemented.
• psychedelic effects, wave, synchronized variation of all light sources or, on the contrary disordered can be obtained, in rhythm with the sound signal to broadcast or not.
• each device 205 of the network being dynamic and adapting, in particular, to the controls of the user through the control means 245.
• the invention automatically performs a synchronization, for example Wifi, and a definition of an access point ("access point").
• a synchronization for example Wifi
• access point a definition of an access point
• At least two digital sources synchronize to define areas in which the light and / or sound emissions must be coordinated, for example areas corresponding to different audio channels, including right and left in the case of stereophonic sound broadcasting.
• an IP address is managed to manage the profile, for example to manage the light broadcast.
• the device takes the form of a light bulb having a processor programmed to react according to the presence of other similar devices and / or exchange messages with other similar devices. This creates an intelligent network of devices.
• At least one device is capable of managing itself and managing other devices.
• Examples of use of the device network are:
• the first device determines that another device that communicates with it is broadcasting the right channel of a stereophonic audio signal while the first device is broadcasting the left channel. More generally, it aims to equalize the number of broadcasting devices of each channel, among the devices that communicate directly with it (all those that respond or, if there is Wifi repetition, depending on the response time).
• the device lights up with a color corresponding to the audio channel that it broadcasts.
• the device changes color when another device declares to change color (all identical or, on the contrary, all different), at least one of the devices regularly changing color, possibly gradually.
• - Psychedelic that is to say change of light intensity and / or color according to the broadcast audio signal.
• the sound broadcasting device for broadcasting audio content from at least one audio content server comprises: a base for the power supply of the device by a bulb socket,
• means for discovering a network comprising at least said server and at least one other device for broadcasting sounds and
• the different sound sources are automatically synchronized, without the user having to intervene outside the connection of the device on a power supply socket of a light bulb.
• the sound and / or light diffusion device comprises:
• a base for the power supply of the device by a bulb socket a base for the power supply of the device by a bulb socket
• the different sound sources are automatically coordinated, that is to say select a channel (right or left) of the audio content according to the channel broadcast elsewhere or selects a light intensity or a light color broadcast , depending on other light diffusions, without the user having to intervene outside the connection of the device on a supply socket of a light bulb.
• the sound broadcasting device for broadcasting audio content from at least one audio content server includes:
• a base for the power supply of the device by a bulb socket a base for the power supply of the device by a bulb socket
• the device that is the subject of the invention allows the constitution of a device network.
• FIG. 1 shows a master system 105 and slave systems 135 and 165, audio content servers 195 and 196 and a controller 190.
• the servers 195 and 196 are to be understood in the sense of the DLNA standard (acronym for Digital Living Network Alliance for Alliance for a Living Digital Network).
• the DLNA alliance brings together manufacturers of electronic devices, computer peripherals, personal computers, mobile phones, and service and content operators.
• DLNA defines an interoperability standard for reading, sharing and controlling multimedia devices regardless of their brand or nature.
• the standard identifies "actors", some of whom may be on the same network equipment:
• controller which allows you to browse the content offered by the servers and make them play by the renderers and players.
• the player, renderer and controller can be on a single device that can be compared to the client of the client / server model: any compatible client (TV, stereo, photo frame, mobile phone, set-top box, etc.). can retrieve items (video, music, photos) on a DLNA server.
• This server can be installed on a computer, or on a mobile phone, or be a standalone hard drive enclosure.
• Network links can be Ethernet or Wi-Fi.
• DLNA relies on several standards including WiFi, Ethernet and MoCA, for the physical layer, UPnP Device Architecture for discovery and control, UPnP AV for media management, HTTP for the transport layer, a wide range of standard on audio, video and image formats and finally DTCP-IP for media protection during transport.
• the controller 190 thus performs:
• Audio renderers transmit, for example, audio contents according to the protocol
• HTTP HyperText Transfer Protocol for Hypertext Transfer Protocol
• the master system 105 includes an HTTP decoder 106 and an audio encoder 107, which encodes the content into a compressed audio format, for example MP3 or WMA, in a RAW format (Real Audio Format), also called PCM.
• RAW format Real Audio Format
• the RAW format is a raw audio format, without any compression. Comparable to WAV or AIFF files in size, the RAW file contains no header information (Metadata).
• the RAW file can be PCM, IEEE 754 or ASCII. The most common extension is ".raw” or ".Pcm". The RAW file may not have an extension.
• the sound encoded by the encoder 107 is transported according to the Real Time Protocol (RTP) / TCP (Transmission Control Protocol) protocol via a transmission module 108.
• RTP Real Time Protocol
• TCP Transmission Control Protocol
• This RTP / TCP protocol allows the time control of slave systems 135 and 165.
• the slave systems 135 and 165 decode, with decoding modules 136 and 166, respectively, and broadcast the audio contents they receive.
• the time offsets between the signals broadcast by the renderers are synchronized to within 10 ms.
• no variable delay can appear in the sound diffusion by the master system 105 or by the slave systems 135 and 165.
• the device object of the present invention is an open system.
• the master system 105 constitutes a gateway that acts as a server for the different renderers.
• a method which is the subject of the invention is a method of synchronization of sound sources, which comprises:
• an audio encoding step for encoding the decoded content in a compressed audio format into an audio format without any compression or header information, by the master audio composer
• the device that is the subject of the invention comprises, in at least one setter:
• upstream a light source cap
• a means for receiving radio signals fed by said base adapted to receive radio signals emitted by at least a first computer system
• the term "computer system” any system provided with a memory retaining at least one program and a central unit capable of executing at least one said program, for example a computer server, a computer terminal or a device.
• the light source base called “upstream” is of known type, for example screw or bayonet.
• the light source supplied by said base is of known type, for example with light-emitting diodes or filament diodes.
• the device object of the invention is declared as access point, or "access point" in the network thus constituted.
• each of the radio signal reception means and the radio signal transmission means implements the WiFi standard, the Bluetooth standard, the DLNA standard and / or the UPnP protocol for the device, which constitutes a setter ("Renderer") in the sense of the DLNA standard, is discovered, within the meaning of this standard.
• the signal transmission means is adapted to provide a UPnP profile for controlling the light power emitted by the light source.
• Repeaters are well known to those skilled in the art, they are not detailed here.
• the repeater For the input of the operating parameters of the repeater, for example its identifier ("SSID”) or a code, preferentially, it implements a mobile phone application, for example smartphone, or a browser (in English "browser ”) Operating on a computer terminal.
• the radio signal reception means is adapted to receive signals representative of a sound signal to be emitted by an electroacoustic transducer and the radio signal transmission means is adapted to retransmit signals representative of said sound signal.
• the signal receiving means is adapted to receive signals representative of a control of the light power emitted by the light source and / or the light source comprises a signal receiver transmitted by carrier current on the upstream base.
• the device which is the subject of the invention thus constitutes both a discrete range extender and restitateurs coupled to a lighting point that is preliminarily accessible and powered.
• Existing busbars from a home or office lighting network can be used to create an extended network with at least one distributed and powered repeater without additional wiring to the lighting network.
• Many devices and devices can communicate with a large amount of data.
• a camera and / or microphone is added to the device.
• the images and / or sounds picked up from the motion detection are then stored in the device or in the home automation system or transmitted remotely.
• a DLNA server is then implemented for the streaming (transmission as capture takes place) of the sound signal picked up or the images captured.
• At least one setter further comprises:
• the electro-acoustic transducer means for receiving signals representative of a sound signal to be broadcast by the electro-acoustic transducer, powered by said pellet and an amplifier powered by said base and adapted to amplify the electrical signal supplied by the reception means for transmitting an amplified signal to the electroacoustic transducer.
• the electro-acoustic transducer is of known type, for example a loudspeaker. It is also noted that several miniaturized electro-acoustic transducers can frame the axis of the upstream base to obtain a saving of space.
• the means for receiving signals representative of a sound signal to be broadcast by the electro-acoustic transducer takes, according to the variants, different forms.
• the signal receiving means implements the DLNA standard and the UPnP protocol so that the device, which constitutes a renderer ("renderer") in the sense of the DLNA standard, is discovered, within the meaning of this standard.
• the signal receiving means is adapted to receive signals representative of the sound signal to be emitted by the electro-acoustic transducer by implementing a multipoint network.
• the signal receiving means is adapted to receive radio signals representative of the sound signal to be emitted by the electroacoustic transducer.
• this reception of radio signals implements the WiFi protocol or the Bluetooth specification.
• the signal receiving means is adapted to receive carrier current signals representative of the sound signal to be emitted by the electro-acoustic transducer, said carrier current supplying said light source.
• the amplifier which amplifies the electrical signal supplied by the receiving means for transmitting an amplified signal to the electro-acoustic transducer is of known type.
• a discrete audio terminal coupled to a lighting point is implemented.
• One of the benefits is that lighting points are numerous, accessible, and powered, so many sources can be located in a home, office, factory, or store without modifying the pre-existing power grid.
• the existing sockets of the light network of a house can be used to create a distributed and powered loudspeaker network without additional wiring. It is thus possible from a computer or a mobile phone connected to the network and equipped with a controller implementing the DLNA standard and the UPnP protocol to discover, within the meaning of the DLNA standard, each of the devices object of the The present invention accessible and control individually or even using a grouping system, control area by ensuring audio synchronization on each zone.
• IP addresses are managed to manage the profile, the light emission and the sound emission, in the case of the device combining these functions.
• the device thus reacts according to signals provided by other devices so as to constitute an intelligent network. For example, for the broadcasting of sounds, according to the assignments to the different channels of the other devices, a device selects the channel (for example right or left, in stereo or zone in the case where several media are broadcast in parallel in different areas ) that it broadcasts. Each device sends messages on the network to indicate its role thus determined. The device network thus converges, by successive adaptations, to an optimal configuration. Similarly, for the management of light colors diffused by the devices, each device determines its color according to the color diffused by the other devices.
• the notion of message also includes, here, the notions of issuing instructions and notions of compliance with a command received from another device.
• the devices determine whether they must stop the emission of light or sound, according to the messages transmitted by the other devices and possibly by sensors, for example presence.
• a device object of the invention can thus play the roles of control point, of renderer or server, other identical devices.
• the device that is the subject of the invention comprises:
• a means for controlling the amplifier adapted to control the gain of the amplifier, so that the sound power emitted by each of the devices which is the subject of the invention is controlled remotely and, if necessary, enslaved to a sensor eg position of a user;
• a sound channel selector suitable for selecting, from among several sound signals, the one amplified by the amplifier and broadcast by the electroacoustic transducer, for broadcasting one of the different sound channels, for example the right stereo sound and the stereo sound; left on each of a plurality of electro-acoustic transducers positioned in the same room, or two sound media diffused in two different rooms and / or
• the signal receiving means is adapted to provide a UPnP profile for controlling the light power emitted by the light source.
• This UPnP profile represents, at one and the same time, the ability of the device to broadcast sound signals and its ability to turn on the light source.
• the device comprises a socket and a base downstream between the upstream base and the light source.
• the light source can be changed as a traditional light bulb, without modifying or replacing the components performing the functions of audio diffusion and / or control of the light source, which are between the upstream base and the downstream base.
• the signal receiving means is adapted to modulate the light emitted as a function of the sound signal to be broadcast, for example according to an average over the last seconds. We can thus coordinate the light and the music to give the combined effects. It is noted that it is not only the light power that can be modulated according to the sound signal but also the color, for example in the case where several light-emitting diodes emitting in different wavelength ranges are integrated into the source. from light.
• This third embodiment makes it possible to control the lighting as a function of the music broadcast, such as a musical evening or even dancing mode of operation.
• a particular mode of operation of this third embodiment of the present invention comprises a simulation of presence in the equipped room (in particular to reduce the risk of burglary), by randomly triggering the music broadcast and / or from light.
• the device according to the invention comprises a user's motion detection means, the signal receiving means being adapted to control the amplifier according to the detection of a movement. It is thus possible to trigger the start of the speaker and / or light depending on the presence of a user.
• This fourth embodiment allows both the user to continue to listen to the media, for example the radio, which interests him, while being economical in energy and reducing noise.
• the implementation of a coupling with a motion detector allows to do a "follow me" (the broadcast of sound follows the user from one place to another) automatic.
• the reception means is adapted to transmit, remotely, a signal representative of the motion detection.
• An alarm system is thus created by transmitting, remotely, the motion detection information or by setting off an alarm when the user has put the home automation system in the alarm operating mode.
• a device and / or a microphone are added to the device of the fourth embodiment.
• the images and / or sounds picked up from the motion detection are then stored in the device or in the home automation system or transmitted remotely.
• a DLNA server is then implemented for the streaming (transmission as capture takes place) of the sound signal or image.
• the creation of a multi-room audio system requires no wiring of the electro-acoustic transducers since the existing bushings of the light network of a house are used to create a network of electro-acoustic transducers. distributed loudspeaker.
• the use of DLNA / UPnP for the discovery of each of these electro-acoustic transducers gives each device the role of a "renderer” (restender) in the sense of DLNA / UPnP in the home automation system.
• the present invention also makes it possible to create audio-lighting chandeliers, which makes it possible to improve the sound quality.

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• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Computer Networks & Wireless Communication (AREA)
• Multimedia (AREA)
• Automation & Control Theory (AREA)
• General Engineering & Computer Science (AREA)
• Computing Systems (AREA)
• Physics & Mathematics (AREA)
• Acoustics & Sound (AREA)
• Selective Calling Equipment (AREA)

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• 2012
  • 2012-09-07 WO PCT/FR2012/052010 patent/WO2013034866A1/fr active Application Filing
  • 2012-09-07 EP EP12781130.5A patent/EP2754270A1/de not_active Withdrawn

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