Abstract: Various arrangements for managing a plurality of multimedia communication links in a point-to-multipoint Bluetooth network established between a source device and a plurality of sink devices are presented. An initial set of values of configuration parameters respectively related to each sink device of the plurality of sink devices can be determined. An initial value of a maximum bandwidth usage parameter related to the point-to-multipoint Bluetooth network can be determined. A new set of values of the configuration parameters different from the initial set of values can be determined. The new set of values may be determined to allocate bandwidth usage values between the plurality of multimedia communication links without exceeding the value of the maximum bandwidth usage parameter.

Abstract: A method for managing a plurality of multimedia communication links in a point-to-multipoint Bluetooth network established between a source device and a plurality of sink devices, the method comprising: determining a new set of values of the configuration parameters upon: —receiving a request for adding a new sink device to the plurality of sink devices of the point-to-multipoint Bluetooth network, or —receiving a request for changing a value of a configuration parameter related to a sink device of the plurality of sink devices, or —determining an updated value of the maximum bandwidth usage parameter, wherein the new set of values is determined to allocate data rates between the plurality of multimedia communication links without exceeding the value of the maximum bandwidth usage parameter.

Abstract: Various arrangements for controlling multiple wireless audio devices with a Bluetooth device are presented herein. The Bluetooth device can receive a wireless audio device identifier from each wireless audio device of a plurality of wireless audio devices. The Bluetooth device can duplicate an audio stream into multiple audio sub-streams based on a number of wireless audio devices. The Bluetooth device can apply an audio effect to at least one audio sub-stream based on a characteristic of communication signals between the wireless communication circuit of the Bluetooth device and each wireless device of the plurality of wireless audio devices. The Bluetooth device can transmit each audio sub-stream to the respective wireless audio device for synchronized emission.

Abstract: Systems, methods, and machine-readable media facilitate voice distribution. A wireless, bidirectional audio link with each auxiliary device of a plurality of auxiliary devices may be established and simultaneously managed. A first audio signal comprising a first vocal message may be received as input. A third audio signal may be simultaneously received with receipt of the first audio signal. The third audio signal may include a third vocal message that is different from the first vocal message and a second vocal message. The first audio signal may be buffered with a first input buffer of a control device while the third audio signal is buffered with a second input buffer of the control device. Simultaneous bidirectional translation of the first vocal message and the third vocal message may be performed. The second audio signal including a second vocal message may be provided as output.

Abstract: A Bluetooth device controlling a plurality of wireless audio devices, includes: a wireless communication circuit, to receive a wireless audio device identifier from each wireless audio device; a sound processing circuit to apply independent audio effects on a main audio stream such that the sound processing circuit outputs as many modified audio streams as the wireless communication circuit has received identifiers of wireless audio devices, on the basis of the characteristics of each wireless audio device; an allocation circuit to allocate each modified audio stream to a respective wireless audio device; and a transmission circuit to wirelessly transmit through a Bluetooth usage each modified audio stream to the respective wireless audio device for emission by the wireless audio devices.

Abstract: The description relates to a device (CTRL-DEV) for controlling a dual-mode Bluetooth low energy multimedia device (DM-BLE), the dual-mode BLE multimedia device comprising a first sound system (SS1) and a second sound system (SS2) which are arranged to simultaneously stream an input multimedia stream, the first and second sound systems being respectively associated with at least one first Bluetooth multimedia device (SPK1, SPK2, SPKN) and at least one Bluetooth multimedia device (BLE-SPK1, BLE-SPK2, BLE-SPKN). The description also refers to a dual-mode Bluetooth low energy multimedia device (DM-BLE?), a method, a computer program and a non-transitory computer-readable storage medium.

Abstract: A control device of voice distribution including: at least one voice processing module arranged to—receive as input an audio signal including a first vocal message, and—provide as output an audio signal including a second vocal message, the first and second vocal messages being different one from the other and the second vocal message resulting from a processing of the first vocal message; a communication module arranged to establish and simultaneously manage a wireless, bidirectional and audio link with each one of a plurality of auxiliary devices, each link being connected to the input and/or the output of at least one voice processing module.

Abstract: The description relates to a device (CTRL-DEV) for controlling a dual-mode Bluetooth low energy multimedia device (DM-BLE), the dual-mode BLE multimedia device comprising a first sound system (SS1) and a second sound system (SS2) which are arranged to simultaneously stream an input multimedia stream, the first and second sound systems being respectively associated with at least one first Bluetooth multimedia device (SPK1, SPK2, SPKN) and at least one Bluetooth multimedia device (BLE-SPK1, BLE-SPK2, BLE-SPKN). The description also refers to a dual-mode Bluetooth low energy multimedia device (DM-BLE?), a method, a computer program and a non-transitory computer-readable storage medium.

Abstract: A method of synchronizing sub-systems each including a master device and at least one slave device connected to the master device via Bluetooth for playback by the at least one slave device of audio data. The method includes collecting respective internal latency data of the sub-systems, determining, based on the internal latency data of the plurality of sub-systems, respective delays to be applied by the sub-systems between reception of the audio data and playback of the audio data by the slave devices of the sub-system, and, by each sub-system, applying the corresponding delay for playback of the audio data.

Abstract: Disclosed is a device for controlling Bluetooth multimedia devices, the device including a Bluetooth chip configured to establish a point to multipoint link from the Bluetooth chip to a plurality of Bluetooth multimedia devices, and to stream a multimedia stream to at least one of the plurality of Bluetooth multimedia devices. The Bluetooth chip is further configured to: retrieve from each Bluetooth multimedia device an indication of a signal strength of each link between the device and the corresponding Bluetooth multimedia device; and select at least one Bluetooth multimedia device to which stream the multimedia stream based on the retrieved indications of signal strength.

Abstract: A method for managing a plurality of multimedia communication links in a point-to-multipoint Bluetooth network established between a source device and a plurality of sink devices, the method comprising: determining a new set of values of the configuration parameters upon:—receiving a request for adding a new sink device to the plurality of sink devices of the point-to-multipoint Bluetooth network, or—receiving a request for changing a value of a configuration parameter related to a sink device of the plurality of sink devices, or—determining an updated value of the maximum bandwidth usage parameter, wherein the new set of values is determined to allocate data rates between the plurality of multimedia communication links without exceeding the value of the maximum bandwidth usage parameter.

Abstract: The description relates to a device (CTRL-DEV) for controlling a dual-mode Bluetooth low energy multimedia device (DM-BLE), the dual-mode BLE multimedia device comprising a first sound system (SS1) and a second sound system (SS2) which are arranged to simultaneously stream an input multimedia stream, the first and second sound systems being respectively associated with at least one first Bluetooth multimedia device (SPK1, SPK2, SPKN) and at least one Bluetooth multimedia device (BLE-SPK1, BLE-SPK2, BLE-SPKN). The description also refers to a dual-mode Bluetooth low energy multimedia device (DM-BLE?), a method, a computer program and a non-transitory computer-readable storage medium.

Abstract: A Bluetooth device controlling a plurality of wireless audio devices, includes: a wireless communication circuit, to receive a wireless audio device identifier from each wireless audio device; a sound processing circuit to apply independent audio effects on a main audio stream such that the sound processing circuit outputs as many modified audio streams as the wireless communication circuit has received identifiers of wireless audio devices, on the basis of the characteristics of each wireless audio device; an allocation circuit to allocate each modified audio stream to a respective wireless audio device; and a transmission circuit to wirelessly transmit through a Bluetooth usage each modified audio stream to the respective wireless audio device for emission by the wireless audio devices.

Abstract: Disclosed is a device for controlling a dual-mode Bluetooth low energy multimedia device, the dual-mode BLE multimedia device including a first sound system and a second sound system which are arranged to simultaneously stream an input multimedia stream, the first and second sound systems being respectively associated with at least one first Bluetooth multimedia device and at least one Bluetooth multimedia device. Also disclosed is a dual-mode Bluetooth low energy multimedia device, a method, a computer program and a non-transitory computer-readable storage medium.

Abstract: The Bluetooth device (DEV) controlling a plurality of wireless audio devices, comprises: a wireless communication circuit, to receive a wireless audio device identifier from each wireless audio device; a sound processing circuit to apply independent audio effects on a main audio stream such that the sound processing circuit outputs as many modified audio streams as the wireless communication circuit has received identifiers of wireless audio devices, on the basis of the characteristics of each wireless audio device; an allocation circuit to allocate each modified audio stream to a respective wireless audio device, a transmission circuit to wirelessly transmit through a Bluetooth usage each modified audio stream to said respective wireless audio device for emission by the wireless audio devices.

Abstract: The invention relates to a method of determining latency information in a wireless audio system, the wireless audio system comprising at least one wireless receiver, a wireless transmitter and a sound recorder, the method comprising the following steps: transmitting at least one test signal from the wireless transmitter to the wireless receiver, the test signal defining a time reference; playing the test signal at the wireless receiver; acquiring an audio record by the sound recorder while the test signal is played by the wireless receiver; determining, by the sound recorder, a latency information related to the wireless receiver at least based on the time reference and based on the audio record, and the wireless transmitter and the sound recorder being synchronized; transmitting the determined latency information to the wireless transmitter.

Abstract: A method of synchronizing sub-systems each including a master device and at least one slave device connected to the master device via Bluetooth for playback by the at least one slave device of audio data. The method includes collecting respective internal latency data of the sub-systems, determining, based on the internal latency data of the plurality of sub-systems, respective delays to be applied by the sub-systems between reception of the audio data and playback of the audio data by the slave devices of the sub-system, and, by each sub-system, applying the corresponding delay for playback of the audio data.

Abstract: The Bluetooth device (DEV) controlling a plurality of wireless audio devices, comprises: a wireless communication circuit, to receive a wireless audio device identifier from each wireless audio device; a sound processing circuit to apply independent audio effects on a main audio stream such that the sound processing circuit outputs as many modified audio streams as the wireless communication circuit has received identifiers of wireless audio devices, on the basis of the characteristics of each wireless audio device; an allocation circuit to allocate each modified audio stream to a respective wireless audio device, a transmission circuit to wirelessly transmit through a Bluetooth usage each modified audio stream to said respective wireless audio device for emission by the wireless audio devices.

Abstract: Disclosed is a device for controlling a dual-mode Bluetooth low energy multimedia device, the dual-mode BLE multimedia device including a first sound system and a second sound system which are arranged to simultaneously stream an input multimedia stream, the first and second sound systems being respectively associated with at least one first Bluetooth multimedia device and at least one Bluetooth multimedia device. Also disclosed is a dual-mode Bluetooth low energy multimedia device, a method, a computer program and a non-transitory computer-readable storage medium.

Abstract: The invention relates to a method of determining latency information in a wireless audio system, the wireless audio system comprising at least one wireless receiver, a wireless transmitter and a sound recorder, the method comprising the following steps: transmitting at least one test signal from the wireless transmitter to the wireless receiver, the test signal defining a time reference; playing the test signal at the wireless receiver; acquiring an audio record by the sound recorder during the test signal is played by the wireless receiver; determining, by the sound recorder, a latency information related to the wireless receiver at least based on the time reference and based on the audio record, the wireless transmitter and the sound recorder being synchronized; transmitting the determined latency information to the wireless transmitter.