17 results about "Radio pack" patented technology

An electronic device (100) and a sink device are disclosed. In particular, the electronic device includes a communicator (110), a memory (120) storing an audio content, and a processor (130) configured to broadcast, through the communicator, a first signal including the audio content in an encrypted state. The processor is further configured to control the communicator to transmit a second signal including identification information of the audio content to a sink device, and based on receiving, through the communicator, a third signal corresponding to a user input related to a request for the audio content in response to the second signal from the sink device, control the communicator to transmit a fourth signal including information on a password used in the encryption of the audio content to the sink device.

The invention provides a detachable multi-sound networking method and device, and a storage medium. The method comprises the following steps: S1, distributing a corresponding unique identity label to each sound box detachable from a vehicle; s2, in response to the fact that the sound equipment is detected to be separated from the vehicle, controlling the sound equipment to enter a networking standby state; s3, in response to the detected networking instruction, determining the first sound box and controlling the first sound box to send a networking broadcast packet carrying a unique identity label; s4, the first sound equipment identifies at least one sound equipment which has a unique identity identifier and is in a networking standby state from the received response packet, and the at least one sound equipment serves as second sound equipment; s5, forming a networking link by the first sound equipment and the second sound equipment; and S6, obtaining respective positioning information and current scene information through the first sound equipment and the second sound equipment, and controlling a networking link to execute audio playing according to the positioning information and the current scene information. On the basis, cooperative networking of the detachable sound equipment outside the vehicle can be achieved, and the self-adaptive and high-quality audio playing requirements of the scene outside the vehicle are met.

A method for pairing a first wireless media device with a wireless audio device. The method comprising the steps of receiving a first advertising packet from the first wireless media device, establishing a first connection between a user device and the first wireless media device, transmitting a first identifier associated with the wireless audio device from the user device to the first wireless media device, establishing a second connection between the wireless audio device and the first wireless media device based on the identifier and terminating the first connection between the user device and the first wireless media device.

The invention discloses a low-delay Bluetooth wireless communication method and device, a storage medium and electronic equipment, and the method comprises the steps: respectively building low-power-consumption Bluetooth links with at least two servers when a target broadcast packet sent by the at least two servers is scanned; sending a first trigger signal to the first server at the anchor point moment of each communication period so as to trigger the first server to continuously send the first audio data packet for multiple times in the first allocation time slot; when the first distribution time slot is finished, a second trigger signal is sent to a second server-side device so as to trigger the second server-side device to continuously send a second audio data packet for multiple times in the second distribution time slot, and the first distribution time slot and the second distribution time slot are not overlapped in time sequence; a first audio data packet and a second audio data packet are received. According to the method and the device, the data transmission efficiency can be improved while the synchronism is ensured.

This invention relates to a display device, system, and method of operation thereof. One embodiment of the display device may include: a display; a wireless communication interface; and a controller; the controller, based on the activation of a predetermined function that broadcasts an audio data packet containing audio data via the wireless communication interface, confirms information related to content output via the display; the controller, based on the information related to content output, determines whether predetermined conditions related to the provision of audio of predetermined content output via the display are met; based on the met conditions, the controller broadcasts a first audio data packet containing audio data of the predetermined content via the wireless communication interface; based on the unmet conditions, the controller performs predetermined actions related to the encryption of the audio data of the predetermined content.

The invention relates to a broadcasting method and device, an electronic device, a medium and a product. According to the broadcast method disclosed by the invention, the broadcast address and the broadcast auxiliary key of the audio broadcast equipment in the broadcast packet are updated, so that the broadcast answering equipment without an identity analysis key cannot determine the source of the broadcast packet and the broadcast state of the audio broadcast equipment according to the broadcast auxiliary key; the tracking of the broadcast answering device without the identity analysis key to the audio broadcast device is avoided, and the identity analysis key is further ensured not to be cracked and the audio data is prevented from being leaked, so that the privacy leakage risk is reduced and the user experience is improved.

Techniques for broadcasting user indications are provided. An example system includes a transmitter device that does not include a user interface display or verbal audio capabilities, that is configured to: detect an event and broadcast a signal including one or more of an alphanumeric string or a binary encoded message associated with the detected event as a unidirectional message via a first protocol that is receivable by a plurality of receiver devices, and a receiver device that includes a user interface comprising one or more of a user interface display or verbal audio capabilities, the receiver device being configured to: receive the broadcasted signal from the transmitter device, analyze the signal to identify the event associated with the signal; and generate a notification associated with the event via the user interface, without transmitting, via the first protocol, a response signal that is receivable and interpretable by the transmitter device.

The invention relates to the technical field of Bluetooth, and particularly provides a method and system for directly connecting a dual-mode Bluetooth device with an APP, a terminal and a storage medium, and the method comprises the steps: building a BR / EDR connection with a target Bluetooth device based on the terminal, and obtaining the current audio routing information; extracting identification data in the target Bluetooth device based on the current audio routing information, and processing the identification data to obtain feature data of the target Bluetooth device; monitoring BLE broadcast packets sent by a plurality of surrounding Bluetooth devices, comparing information carried by the plurality of BLE broadcast packets with the feature data, obtaining the BLE broadcast packet matched with the feature data, and judging the BLE broadcast packet as the BLE broadcast packet sent by the target Bluetooth device; and establishing a BLE connection with the target Bluetooth device based on the BLE broadcast packet sent by the target Bluetooth device. According to the method and the device, the accuracy and the safety of BLE connection are improved, the establishment of the data channel between the earphone and the mobile phone is realized on the premise of not needing user participation, and the use experience is optimized.

The utility model discloses an application emergency fusion broadcast suitable for a super-long subsea tunnel, which comprises an equipment main body structure, a protective cover structure, a moisture-proof box structure and a butt joint frame structure, the surface of the equipment main body structure is movably connected with the protective cover structure, and the surface of the equipment main body structure is fixedly in butt joint with the moisture-proof box structure. According to the emergency fusion broadcast applicable to the ultra-long subsea tunnel, the protection cover structure is arranged, so that internal air is kept circulating after the device is closed, the heat dissipation of the device is improved, the small fan blows air from top to bottom after the device is closed, the heat dissipation efficiency of the device is improved, and the service life of the device is prolonged. And by arranging a moisture-proof box structure and a butt-joint frame structure, moisture prevention is carried out at the edge seam position of the device, the interior of the device is dried, aging of components is reduced, meanwhile, a butt-joint penetrating mode is adopted for installation, and replacement of moisture-proof particles in the later period is facilitated.

The present invention discloses an audio broadcast adaptation system and method for electronic devices based on Auracast technology, which relates to the field of audio broadcast technology. The Auracast transceiver enters a receiving mode: detects the input source and determines the audio source input mode, collects the audio signal based on the input source, processes the audio signal and encapsulates it into a broadcast packet; the Auracast transceiver enters a transmitting mode: configures the broadcast parameters, and sends the broadcast packet in a loop through the Bluetooth LE Audio protocol; the Auracast transceiver sends the broadcast packet to all receiving terminals that support the Auracast function within the broadcast coverage of the Auracast transceiver. The present invention supports a one-to-many broadcast mode, and the transmitter can send audio streams to an unlimited number of receiving devices at the same time without the need to pair each device separately. The receiving terminal only needs to scan and join the broadcast group to receive the signal, which is suitable for scenarios that require large-scale device synchronization.

The invention relates to a display device and a volume adjusting method, and relates to the technical field of Bluetooth. The display device comprises a display, a Bluetooth module and a controller connected with the Bluetooth module, and the controller is configured to control the Bluetooth module to send a first broadcast carrying device information of a target audio receiving device and initial volume information, and after a response packet for the first broadcast packet is received, the first broadcast packet is sent to the Bluetooth module. Controlling the Bluetooth module to be switched from the broadcast state to the scanning state; controlling the Bluetooth module to obtain a second broadcast packet carrying the adjusted volume information of the target audio receiving equipment through scanning; and based on the Bluetooth connection, sending the adjusted volume information to the target audio receiving device, so that the target audio receiving device adjusts the volume of the target audio receiving device by using the adjusted volume information. Visibly, according to the embodiment of the invention, the function of adjusting the volume of the audio receiving equipment which is in Bluetooth connection with the display equipment at the control terminal can be realized in a connectionless mode, particularly by utilizing the broadcast packet and the response packet.

This provides a display device that can utilize a variety of information related to content output. [Solution] This is achieved by a system and method of operation in which a controller provided in a display device can, based on the activation of a predetermined function for broadcasting an audio packet containing audio data via the wireless communication interface, check information related to the output of content via the display, determine whether predetermined conditions related to the provision of audio of predetermined content output via the display are met based on the information related to the output of content, broadcast a first audio packet containing audio data of the predetermined content via the wireless communication interface based on the satisfaction of the predetermined conditions, and perform predetermined operations related to the encryption of the audio data of the predetermined content based on the non-satisfaction of the predetermined conditions.

The present disclosure relates to a display device including the same, and a method thereof. A display device according to an embodiment of the present disclosure may include: a display; a wireless communication interface; and a controller, and the controller may confirm information related to an output of a content through the display, based on activation of a predetermined function of broadcasting an audio packet including audio data through the wireless communication interface, determine whether a predetermined condition related to providing an audio of a predetermined content output through the display is satisfied, based on the information related to the output of the content, broadcast a first audio packet including audio data of the predetermined content through the wireless communication interface, based on satisfaction of the predetermined condition, and perform a predetermined operation related to encryption of the audio data of the predetermined content based on dissatisfaction of the predetermined condition.

The present disclosure relates to a display device including the same, and a method thereof. A display device according to an embodiment of the present disclosure may include: a display; a wireless communication interface; and a controller, and the controller may confirm information related to an output of a content through the display, based on activation of a predetermined function of broadcasting an audio packet including audio data through the wireless communication interface, determine whether a predetermined condition related to providing an audio of a predetermined content output through the display is satisfied, based on the information related to the output of the content, broadcast a first audio packet including audio data of the predetermined content through the wireless communication interface, based on satisfaction of the predetermined condition, and perform a predetermined operation related to encryption of the audio data of the predetermined content based on dissatisfaction of the predetermined condition.

The utility model discloses a multifunctional directional broadcast with a self-cleaning function, which comprises a shell, and a mesh plate is arranged on the front side of the shell; the directional sound production integrated board is mounted in the shell; the mesh cloth is arranged between the mesh plate and the directional sound production integrated plate; the cleaning devices are arranged on the two sides of the screen cloth and used for periodically knocking the screen cloth to shake off dust accumulated on the screen cloth. Through the structure, the screen cloth is knocked periodically, so that the screen cloth vibrates, dust on the screen cloth can be shaken off, the dust is prevented from being accumulated on the screen cloth, and effective transmission of sound is guaranteed.

To provide a voice adjustment function using a GUI with unified usability and design. [Solution] The broadcasting system is a broadcasting system that broadcasts including AC-4 audio, and includes a receiving unit that receives an application for users to adjust dialogue via data broadcasting. The receiver is a receiver in a broadcasting system that broadcasts including AC-4 audio, and includes a receiving unit that receives an application for users to adjust dialogue via data broadcasting.