318 results about "Bluetooth Low Energy" patented technology

A method of audio processing combining WiFi and BLE technologies includes: obtaining target audio data including multi-channel information; establishing connections among audio devices corresponding to multiple rooms through WiFi and BLE Auracast™ protocols; dynamically configuring distribution paths according to intelligent distance detection results, and obtaining a configured audio distribution network; adjusting, using a synchronization algorithm in the BLE Auracast™ protocol, a timing sequence of the target audio data, and obtaining synchronized audio data; and transmitting, according to the configured audio distribution network, the synchronized audio data via WiFi or the BLE Auracast™ protocol to each audio device for playback.

The invention relates to a multi-parameter centralized monitoring method, system and equipment for a noninvasive ventilator and a medium. The method comprises the steps that firstly, original parameter data and coding rules of noninvasive respirators of all brands are obtained, format unification processing is conducted on the original parameter data by constructing a standardized data mapping table, and a parameter data set is obtained; transmitting the parameter data set to a local gateway by adopting a low-power-consumption Bluetooth protocol to generate an alarm data set; analyzing the dynamic change trend of the parameters by combining the parameter data set and the alarm data set, and generating a monitoring report data set; and finally, extracting a continuous abnormal trend based on the monitoring report data set, performing priority ranking according to the emergency degree to generate an intervention instruction, and tracking the processing state of the intervention instruction to obtain a final decision data set. According to the method, data intercommunication of noninvasive respirators of different brands is realized, the hysteresis of manual inspection is avoided, the timeliness and accuracy of abnormal response are improved, and the safety of patients is guaranteed.

An adaptive IoT power plug system for intelligent load management and remote control, consisting of: a power plug housing configured to be inserted between a power outlet and an electrical appliance; an embedded sensor array comprising at least one voltage sensor, at least one current sensor, and at least one power sensor and configured to continuously monitor the electrical parameters of the connected device; a microcontroller unit (MCU) operatively coupled to the sensor array and configured to execute a load prioritization technique that dynamically determines power allocation based on real-time consumption data and user-defined priority levels for one or more connected loads; a semiconductor switching module electrically connected to the MCU and configured to selectively interrupt or modulate the power supply to the connected device based on commands from the load prioritization technology; a wireless communication module integrated into the MCU for bidirectional data exchange via at least one wireless protocol selected from Wi-Fi, Zigbee or Bluetooth Low Energy; a user interface that can be accessed remotely via a mobile or web application and enables the configuration of load priorities, real-time monitoring of power consumption, scheduling of device operation, and manual override of switching commands; and a power management subsystem including a power harvesting module configured to provide supplemental power to the system's electronic components, thereby reducing dependence on the main power source; The system autonomously adjusts the power distribution between multiple connected devices to load fluctuations and predefined user priorities in order to optimize energy efficiency and prevent overloading of the circuit.

Embodiments of the disclosure provide for improved Bluetooth communication security in vehicles. In the context of a method, the method includes obtaining, from a computing device, at least one feature of a communication specification for a vehicle, wherein: the communication specification defines data sharing protocols between a sensor or computing device aboard the vehicle and a vehicle management system to enable wireless communication by a Bluetooth communication mode without disabling means of the sensor, computing device, or vehicle management system for communication by a second mode. The method includes generating a vulnerability of the communication specification based on the at least one feature; determining a mitigation operation based on the vulnerability; and providing a recommendation comprising the mitigation operation to the at least one computing device to enable modification of the communication specification toward reducing the vulnerability.

The invention relates to the technical field of artificial intelligence monitoring, in particular to a bid evaluation site multi-modal behavior compliance monitoring method and system, and the method comprises the following steps: deploying an array microphone and a high-definition camera in a bid evaluation room, and synchronously collecting the sound and image data of bid evaluation experts and workers; meanwhile, personnel position information is collected in real time through a Bluetooth low-power-consumption or ultra-wideband tag; the bid evaluation method has the beneficial effects that sensitive languages, private communication, file or storage medium transmission, illegal use of electronic equipment, unauthorized leaving and other behaviors of judges and workers are recognized in real time in the bid evaluation process, and risk early warning or forced intervention is generated in real time, so that hidden dangers of camera obscura operation and serial fraud are eliminated. Meanwhile, the invention also aims to automatically store traceable audio and video evidence and behavior logs and provide reliable support for subsequent auditing and law enforcement evidence collection, so that the openness, justice and compliance levels of bid evaluation activities are comprehensively improved.

In aspects of automatic selection of audio broadcast based on direction, a media playback manager detects an available Bluetooth Low Energy (BLE) audio broadcast from a media device. Based on a location of a tag associated with the media device, the media playback manger determines a position of a wireless device relative to the media device. The media playback manager then receives the BLE audio broadcast at the wireless device based on the position of the wireless device relative to the location of the tag that is associated with the media device.

A gateway includes a modulation scheme conversion device which includes a backscattering tag and a tag signal generation unit configured to provide a tag signal to the backscattering tag. The modulation scheme conversion device multiplies a radio signal based on a Bluetooth low energy (BLE) protocol, which has been modulated with a first modulation scheme, and the tag signal to produce a multiplied signal and to reshape the multiplied signal using a second modulation scheme to produce a reshaped signal and backscatters the reshaped signal. The multiplied signal, which is reshaped with the second modulation scheme and backscattered, is provided to a receiver of second modulation scheme signals and then provided to the Internet. The signal modulated with the second modulation scheme is a WiFi signal based on an IEEE 802.11b protocol.

A system and method for swimmer safety that may utilize a wearable device configured to be worn by a swimmer and at least one alert device. The wearable device may include a water contact sensor, an accelerometer, a range detector with Bluetooth Low Energy (BLE) transmitter, a battery, and a real-time state management controller. The water contact sensor may determine when surrounding water exceeds a predetermined water contact threshold. The accelerometer may detect falls. The range detector may determine when the swimmer moves out of range. The controller may receive inputs from these components, manage operational states, and generate real-time state data. The wearable device may transmit alerts upon detecting at least one critical event such as, water contact, a fall, the wearable device being out of range, or low battery.

Systems and methods are disclosed for dual, simultaneous, single-session, proximity-based, secure authentication of a Digital Assisted Shopping (DAS) representative and a customer in an unsecured remote location. The method includes installing a mobile banking application on the customer's device and an enterprise application on the DAS representative's device, both with biometric verification. Proximity detection using Bluetooth Low Energy (BLE) initiates a secure session via push notifications. A secure communication channel is established through a secure local handshake, involving encryption key exchange and mutual authentication. The system exchanges data related to customer profiles and financial accounts, continuously monitors geolocation using GPS, Wi-Fi, and cellular data, and performs periodic background biometric re-verifications. AI / ML algorithms analyze customer data to propose financial products and services, which are securely shared with the customer for review and selection. The system facilitates real-time enrollment and transaction processing, terminating the session upon detecting security breaches.

The invention relates to a wearable fitness monitoring system that uses advanced sensor technology to track real-time muscle engagement, posture, and fatigue levels during physical activity. The system comprises a capacitive sensor system, incorporating elastic silver fiber cloth and medical-grade silicone, for precise muscle movement detection; a motion sensor for tracking movement along multiple axes; and an AI-powered processing unit to provide ergonomic feedback, prevent injuries, and optimize performance. It features dynamic self-calibrating sensors that adjust to user-specific movements using machine learning algorithms. The system offers personalized workout plans, adjusting in real-time based on biometric feedback, environmental conditions, and muscle fatigue. Additionally, it integrates Bluetooth Low Energy (BLE) for wireless communication, haptic feedback for posture correction, and AR / VR for immersive workout guidance. The system includes cloud-based data storage with encryption and supports blockchain for secure data management, offering a comprehensive, personalized fitness experience that improves workout efficiency and safety.

An electronic device is provided. The electronic device includes a communication circuitry for Bluetooth low energy (BLE), and a processor. The processor is configured to obtain a connected isochronous group (CIG) event including a first connected isochronous stream (CIS) event that includes first sub-events and a second CIS event that includes second sub-events that at least partially overlap at least part of the first sub-events, and transmit, based on receiving an acknowledgement (ACK) signal for first data transmitted to a first external electronic device via a first sub-event among the first sub-events, second data to a second external electronic device via a third sub-event among the second sub-events, wherein the third sub-event overlaps a second sub-event immediately after the first sub-event among the first sub-events.

The invention relates to a synchronous control method and device for a wireless external flash lamp, equipment and a medium, and the method comprises the steps: building communication connection between a mobile phone end and an external flash lamp device based on Bluetooth low energy (BLE), so as to send a triggering synchronization instruction to the external flash lamp device through the communication connection; based on the receiving timestamp of the trigger synchronization instruction and a preset exposure prediction model, calculating corresponding target trigger time, and storing the trigger synchronization instruction and the corresponding target trigger time into a time sequence cache queue; traversing the time sequence buffer queue, and controlling the flash unit to output a first section of pulse light when the current system time and the target trigger time meet a target trigger time condition; and according to the illumination mode of the mobile phone terminal, controlling the flash unit to output at least one section of additional power-adjustable flash after the first section of pulse light so as to realize multi-section flash output control. The method has the effect of improving the shooting quality of the equipment.

A smart home monitoring device is configured to plug into an electrical outlet and includes a multi-sensor array, excluding audio and video sensors, for monitoring environmental conditions, behavioral patterns, and odor-related indicators within a monitored environment. The device includes Bluetooth Low Energy communication with angle-of-arrival capability to enable sub-meter asset tracking, and supports home automation control through programmable automation frameworks such as IFTTT or Node-RED to initiate safety responses. The system further provides multi-tiered burglar detection through correlated event analysis across multiple sensor inputs, and generates health-related risk indicators based on detected patterns. Visual indicators, including multi-color LED illumination and blinking patterns, are used to communicate alert types and severity levels. The system enables non-intrusive monitoring while supporting proactive safety, security, and health management.

A method of device deployment includes steps as follows. Each of a plurality of receiving devices executes a Bluetooth low energy mode when being booted initially. Any one individual receiving device in the plurality of receiving devices decrypts a plurality of sub-encrypted messages repeatedly sent by a sending device executing the Bluetooth low energy mode, so as to generate a message of mass deployment setting corresponding to the plurality of sub-encrypted messages. The individual receiving device executes a subsequent deployment according to the message of mass deployment setting after the individual receiving device is booted initially.

A wearable device integrating a network of interactive sensors is disclosed, wherein said sensors are configured to detect, monitor, and transmit real-time spatial position data to a central control unit. The central control unit comprises a processing module that computes the relative positioning and orientation of each sensor within a predefined reference frame, enabling continuous user movement tracking. Upon reaching a predefined spatial condition, the system generates a feedback signal, triggering a responsive sensory output via a haptic, auditory, or visual feedback mechanism. The device employs multiple positioning technologies, including inertial measurement units (IMUs), accelerometers, gyroscopes, magnetometers, radio frequency identification (RFID), Bluetooth Low Energy (BLE), ultra-wideband (UWB), and infrared tracking to ensure high-precision spatial awareness. The system is designed for applications in sports performance optimization, medical rehabilitation, virtual and augmented reality (VR / AR), occupational safety, and industrial hazard detection.

A device capable of being installed on a satellite, comprising telecommunication means for broadcasting information directly to at least one telecommunication terminal on the ground. The information is broadcast according to a Bluetooth Low Energy protocol, and in AD mode. The device can be used in particular for an Earth observation satellite.

Embodiments of the present application provide a Bluetooth communication system, a back connection method, a Bluetooth device, a storage medium and a chip, and relate to the technical field of communication. The system comprises a first Bluetooth device and a second Bluetooth device which have been paired. The first Bluetooth device is configured to send indication information through Bluetooth low energy (BLE) and send a paging message through classic Bluetooth. The indication information is used to instruct the second Bluetooth device to increase the scan duty cycle of the classic Bluetooth, and the paging message is used to request to back connect the second Bluetooth device. The second Bluetooth device is configured to scan through BLE and scan through classic Bluetooth at a first duty cycle. After scanning the indication information through BLE, the classic Bluetooth is controlled to scan at a second duty cycle, and the second duty cycle is greater than the first duty cycle. After scanning the paging message through classic Bluetooth, the first Bluetooth connection is established with the first Bluetooth device. The technical solution provided by the present application can improve the Bluetooth back connection speed and has good user experience.

The invention relates to the technical field of wireless communication, and discloses a Bluetooth low-power-consumption device remote wakeup method and system, a storage medium and a device, and the method comprises the steps: recognizing and configuring a Bluetooth low-power-consumption controller to maintain a minimum function unit set, and automatically optimizing the power consumption distribution of each unit; effective remote wake-up signals are detected and identified through a multi-layer signal verification mechanism; starting a grading module activation process sorted according to a preset priority, and preloading a function module corresponding to the high-frequency operation based on the user behavior prediction model; a special Bluetooth low-power-consumption communication protocol is configured, and connection parameters are dynamically adjusted according to communication requirements to manage the connection state; an independent power supply control strategy is adopted for different functional modules, the service life and endurance of the Bluetooth low-power-consumption equipment are prolonged and prolonged through an energy collection technology and storage optimization, and the problem that the wireless intelligent audio equipment cannot be remotely awakened in a low-power-consumption state is solved through a layered awakening architecture and an intelligent power consumption management strategy.

The invention discloses an intelligent help-seeking ring system based on low-power-consumption Bluetooth, and the system comprises a multi-mode sensor combination which comprises a motion sensor, a physiological sensor, and an environment sensor; the multi-level triggering module is configured to judge a user state through a preset multi-level early warning algorithm based on the fusion data acquired by the multi-mode sensor, and trigger corresponding distress signals according to different risk levels; the self-adaptive communication module is configured to carry out distress signal transmission through low-power-consumption Bluetooth; the self-organizing network system comprises a plurality of Bluetooth receiving nodes, and mesh networks are formed among the Bluetooth receiving nodes to relay and forward distress signals; and the monitoring processing system is configured to receive and process the distress signal from the self-organizing network system and execute a corresponding rescue response. By constructing the combination of the multi-level triggering module and the multi-mode sensor, the accuracy and the intelligent level of triggering the distress signal are improved.

This invention presents an integrated system for continuous geodetic positioning in both indoor and outdoor environments. It combines Global Navigation Satellite System (GNSS) technology with indoor positioning methods using Bluetooth Low Energy Angle of Arrival (BLE-AoA) and Ultra-Wideband (UWB) transponders. The system outputs data in GNSS format for compatibility with existing applications. It utilizes GNSS for outdoor positioning and facilitates seamless transitions between environments by calibrating the indoor systems near building openings from GNSS data. For areas where GNSS is unreliable or unavailable, it relies solely on indoor positioning technologies. In addition to the building scenario emphasized in this application, the system works also in mines, tree farms, and dense forests. The system features real-time updates of transponder data to maintain and continuously compute location accuracy, thereby addressing limitations of traditional GNSS-only systems while ensuring positioning continuity across diverse settings.

The invention provides a real-time call translation method and device, relates to the technical field of data processing, and is applied to a Bluetooth headset, and the Bluetooth headset establishes communication connection with a mobile terminal through a Bluetooth hands-free protocol and establishes communication connection with a translation application running in the mobile terminal through a Bluetooth low-power-consumption general attribute protocol. The method comprises the following steps: acquiring an original sound to be translated, and performing audio compression coding on the original sound to be translated to obtain a compressed audio; transmitting the compressed audio to the translation application through a Bluetooth low-power-consumption general attribute protocol; receiving a translated audio returned by the translation application through a Bluetooth low-power universal attribute protocol, wherein the translated audio is an audio generated after the translation application translates the compressed audio; and carrying out sound mixing processing on the original sound to be translated and the translated audio to obtain a mixed audio, and outputting the mixed audio.

Disclosed are techniques to setup and use a BLE based wireless network between central devices of multiple piconets to exchange information to coordinate air-time usage by the piconets of the central devices. The information exchanged may include channel maps that indicate frequency channels that are available for use by the respective piconets, slot availability masks that indicate future air-time slots for use by the respective piconets based on a common time reference, and other meta information used to coordinate regulation of air-time usage. The multiple central devices may collaboratively regulate their respective air-time usage based on the exchanged information to reduce the potential for air-time clash. In one aspect, the central devices may use the periodic advertising with response (PAwR) protocol in BLE to exchange future air-time usage information. The timing of periodic advertising packets may provide a time reference for the multiple central devices to coordinate their air-time usage.

A method and system for facilitating Wi-Fi aware ("Neighbor Awareness Networking" (NAN) communication between a first device and a second device using out-of-band signaling. The second device may wirelessly receive, from the first device, a non-NAN signaling message carrying a NAN cluster ID of a NAN cluster of which the first device is a member, such as, for example, a Bluetooth Low Energy (BLE) signaling message. In response, the second device may then automatically configure itself as a member of the NAN cluster having the NAN cluster ID. Further, after so configuring itself, the second device may then use the NAN cluster ID as a basis to facilitate NAN communications with the first device, such as to discover that a NAN subscription keyed with the cluster ID matches a NAN publication message from the first device that is also keyed with the cluster ID.

A device (101, 200, 210) for processing infrastructure data (212) is described. The device (101, 200, 210) is configured to establish a BLE communication link (112) between a vehicle (100) and an infrastructure unit (210) while the vehicle (100) is located in the vicinity of the infrastructure unit (210). The device (101, 200, 210) is further configured to transmit infrastructure data (212) from the infrastructure unit (210) to the vehicle (100) via the BLE communication link (112).

The invention discloses a charging control system based on a low-power-consumption Bluetooth technology, and the system comprises a list obtaining module which obtains vehicle information bound with a target charging pile, and obtains a legal target vehicle list; the identity authentication module initiates a Bluetooth connection request to all legal target vehicles in the legal target vehicle list after a charging gun is inserted into a current vehicle charging interface to trigger a gun insertion event, establishes Bluetooth communication connection and performs interactive authentication; the charging control module detects whether the charging interface of the legal target vehicle is connected with the charging gun or not and detects whether the charging gun of the target charging pile is connected with the charging interface of the vehicle or not after the interaction authentication is passed, and if the charging interface of the legal target vehicle is connected with the charging gun and the charging gun of the target charging pile is connected with the charging interface of the vehicle, the charging pile is started; if yes, judging that the state is matched, and starting charging for the current vehicle by the target charging pile. According to the invention, rapid, safe and low-power-consumption electric vehicle charging control without manual intervention is realized.

A method for operating an electronic device in a short-range wireless communication system, according to an embodiment of the present specification, comprises the steps of: transmitting an audio signal for a plurality of speakers; receiving, from the plurality of speakers, information related to a channel state for the audio signal; determining a channel for transmitting the audio signal on the basis of the information; and transmitting the audio signal according to the determined channel. The information includes individual information related to a channel state for the audio signal of each of the plurality of speakers.

Embodiments of the present disclosure relate to a device network configuration method and apparatus, a device and a medium, wherein the method comprises applying to a gateway, the gateway supporting Bluetooth Low Energy (BLE) protocol and Zigbee protocol; the method comprises: in the case of having established a BLE communication connection with a target device, sending a network configuration instruction carrying Zigbee network information to the target device through a BLE network, so that the target device accesses a Zigbee network based on the Zigbee network information; wherein the target device supports the BLE protocol and the Zigbee protocol; obtaining and storing device information of the target device through the Zigbee network; in response to receiving a network configuration instruction carrying wireless fidelity (WIFI) network information sent by a user device, communicating with a server based on the WIFI network information, sending the device information of the target device to the server, so that the server associates the target device with the gateway and the user device, and sends the device information to the user device. The embodiments of the present disclosure make the device network configuration operation of the user more simple and convenient, and can effectively improve the user experience.

An assembly for wirelessly transmitting data using a Bluetooth low energy architecture is disclosed. The assembly may include a medical device and a hub. The medical device may include a broadcaster configured to wirelessly transmit or transmit data related to the medical device. The hub may include a scanner to receive data from the broadcaster. The scanner may include at least a first receiver having a first radio, a second radio, and a third radio. The first receiver may be configured to simultaneously scan a plurality of radio channels with the first radio, the second radio, and the third radio, and the first receiver may be configured to simultaneously receive data from the broadcaster over the plurality of radio channels.

A system and method for swimmer safety that may utilize a wearable device configured to be worn by a swimmer and at least one alert device. The wearable device may include a water contact sensor, an accelerometer, a range detector with Bluetooth Low Energy (BLE) transmitter, a battery, and a real-time state management controller. The water contact sensor may determine when surrounding water exceeds a predetermined water contact threshold. The accelerometer may detect falls. The range detector may determine when the swimmer moves out of range. The controller may receive inputs from these components, manage operational states, and generate real-time state data. The wearable device may transmit alerts upon detecting at least one critical event such as, water contact, a fall, the wearable device being out of range, or low battery.

The invention discloses a Beidou short message communication method and device based on a self-organizing network, equipment and a medium, and relates to the technical field of communication. The method comprises the following steps: constructing and maintaining a target low-power-consumption Bluetooth self-organizing network comprising a plurality of nodes, wherein each node can obtain and broadcast satellite communication reachability information of the node; when a target node needs to send a first Beidou short message and the target node cannot directly communicate with a Beidou satellite, determining a relay path to a Beidou satellite communication node based on satellite communication accessibility information in the target low-power-consumption Bluetooth ad hoc network; and according to the relay path, forwarding the first Beidou short message to a Beidou satellite communication node hop by hop by using a target low-power-consumption Bluetooth ad hoc network through the target node, so that the first Beidou short message is sent to a Beidou satellite through the Beidou satellite communication node. According to the technical scheme of the invention, the continuity and reliability of a communication link in a complex terrain or a mobile scene can be ensured.