155 results about "Bluetooth communication" patented technology

The application discloses a blood sugar management applet with home support function. A data acquisition interaction module is connected with an external blood glucose meter device through a Bluetooth communication protocol to collect blood sugar data of a user in real time; a home collaborative management module realizes safe sharing of blood sugar data of the user among family members, and the family members can check relevant blood sugar data, diet and exercise records through the applet end; and an intelligent analysis and reminding module is based on an LSTM neural network model, performs trend analysis on historical blood sugar data after a risk early warning trigger, generates personalized health reminding information automatically in combination with preset rules, and sends the information to the user and associated family members in a multi-modal form. The application effectively improves the blood sugar management efficiency of patients, reduces the risk of data leakage, and can significantly reduce the fasting blood sugar value and the 2-hour postprandial blood sugar value of patients compared with the prior art, reduces the cost of manual intervention, and has significant clinical application value and social and economic benefits.

This invention relates to a high-density sensory mattress, comprising a mattress body, flexible tactile sensors, and a circuit. The mattress body has recessed grooves in which multiple flexible tactile sensors are disposed. The flexible tactile sensors are characterized by comprising an upper insulating layer, an upper electrode layer, a middle pressure-sensitive layer, a lower electrode layer, and a lower insulating layer. The middle pressure-sensitive layer is located between the upper and lower electrode layers. Both the upper and lower electrode layers consist of several evenly spaced linear electrodes. The circuit comprises a signal acquisition unit and a host computer. The signal acquisition unit uploads the acquired signals to the host computer via Bluetooth communication. This high-density sensory mattress can not only analyze the user's sleeping posture but also obtain the user's breathing and heartbeat signals through changes in pressure values, providing data support for assessing the user's sleep quality.

When outputting sound using an external audio output device connected to a gaming machine, the audio output is performed using more optimal control. [Solution] Before establishing a connection with an external device, the gaming machine 10 stores identification information to identify the external device to be connected to, switches the radio wave strength to a lower level than when the identification information was stored, then establishes a connection between the gaming machine 10 and the external device based on the stored identification information, and after the connection is established, volume information can be input from the external device. In the gaming machine 10, the detection radio wave is set to the maximum strength when the Bluetooth communication control device 190 is not connected to an external device, and the radio wave strength is switched to the minimum strength after the detection device information is stored in the detection device information unit 196D. When the gaming machine 10 is switched to the minimum strength for connection with an external device, the radio wave strength can be switched to the maximum or medium strength by human operation of the switching means (the minimum strength can be terminated).

This invention provides a method and system for near-end meter reading and calibration via Bluetooth for power meter maintenance in transformer substations. The system includes a power meter module, a maintenance terminal module, and a cloud-based maintenance platform. The maintenance terminal module communicates with the power meter module via encrypted Bluetooth and synchronizes data with the cloud-based maintenance platform via wireless communication. This integrates the entire process of meter reading, calibration, recording, and synchronization, which can be completed by maintenance personnel using a general-purpose mobile terminal. This significantly reduces the maintenance time per meter and greatly improves efficiency. Furthermore, a two-way authentication system, consisting of an identity verification unit and an identity authentication unit, establishes an encrypted connection to prevent unauthorized access and data leakage. Simultaneously, an environmental adaptation unit monitors the ambient temperature, humidity, and electromagnetic interference in real time, dynamically adjusting the Bluetooth communication power and rate to ensure stable connection and reliable data transmission even in harsh environments.

When outputting sound using an external audio output device connected to a gaming machine, the audio output is performed using more optimal control. [Solution] Before establishing a connection with an external device, the gaming machine 10 stores identification information to identify the external device to be connected to, switches the radio wave strength to a lower level than when the identification information was stored, then establishes a connection between the gaming machine 10 and the external device based on the stored identification information, and after the connection is established, volume information can be input from the external device. In the gaming machine 10, the detection radio wave is set to the maximum strength when the Bluetooth communication control device 190 is not connected to an external device, and the radio wave strength is switched to the minimum strength after the detection device information is stored in the detection device information unit 196D. When the gaming machine 10 is switched to the minimum strength for connection with an external device, the radio wave strength can be switched to the maximum or medium strength by human operation of the switching means (the minimum strength can be terminated).

This invention discloses a method and apparatus for establishing a Bluetooth remote trust interaction channel for intelligent devices, relating to the field of Bluetooth communication security technology. The method can be implemented through pure software, pure hardware, firmware, or a combination of both. It includes: entering a Bluetooth discoverable state in response to a master recognition trigger operation and outputting a pairing confirmation credential; completing Bluetooth secure pairing with out-of-band credential verification and exchanging link encryption keys; extracting the terminal device's hardware identity identifier and strongly binding it with the key as a trust anchor point for storage; and exiting the discoverable mode after master recognition is complete, accepting data interaction only from trusted devices. The apparatus includes a Bluetooth pairing module, a trust anchor point management module, and a channel access control module, which are sequentially connected in communication. This invention achieves secure management of the entire lifecycle of Bluetooth pairing and interaction channels, reducing the risk of unauthorized access and unauthorized operations. It has wide adaptability and can cover various implementation scenarios.

The application discloses a kind of based on bluetooth's vehicle central domain control and mobile phone end data transmission system and method, comprising: the vehicle state data of each domain controller of vehicle is carried out format standardization processing, obtains standardization vehicle state data package, standardization vehicle state data package is encrypted using hardware and software double encryption mechanism processing, and through the optimization bluetooth communication protocol transmission of bluetooth communication unit of vehicle central domain controller, standardization vehicle state data package after encryption processing is transmitted to mobile phone end application program;Standardization vehicle state data package is decrypted, and the vehicle state data obtained by decryption is shown in mobile phone end, simultaneously after carrying out man-machine safety verification, receiving the vehicle each domain controller control instruction input by user, the vehicle each domain controller control instruction data is sent to vehicle central domain controller by the bluetooth communication unit, and the vehicle each domain controller control instruction is sent to corresponding domain controller by vehicle central domain controller.

1. Name of the product in this design: Feature phone (7610). 2. Purpose of this design: A mobile phone for use by the elderly, extremely small in size, which can be connected to rings, bracelets, necklaces and keychains, etc., and has Bluetooth communication function. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

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.

When outputting sound using an external audio output device connected to a gaming machine, the audio output is performed using more optimal control. [Solution] Before establishing a connection with an external device, the gaming machine 10 stores identification information to identify the external device to be connected to, switches the radio wave strength to a lower level than when the identification information was stored, then establishes a connection between the gaming machine 10 and the external device based on the stored identification information, and after the connection is established, volume information can be input from the external device. In the gaming machine 10, the detection radio wave is set to the maximum strength when the Bluetooth communication control device 190 is not connected to an external device, and the radio wave strength is switched to the minimum strength after the detection device information is stored in the detection device information unit 196D. When the gaming machine 10 is switched to the minimum strength for connection with an external device, the radio wave strength can be switched to the maximum or medium strength by human operation of the switching means (the minimum strength can be terminated).

This invention provides a production testing system and method for smart water meters based on Bluetooth communication. The system connects the smart water meters, the production line testing device, and the mobile maintenance device via a Bluetooth module. A wireless communication link is established between the devices through the Bluetooth module. The smart water meters eliminate infrared components, using Bluetooth and dynamically adjusting communication parameters to adapt to complex environments. The production line testing device automatically connects multiple smart water meters for parallel testing, generating a factory report containing individual performance characteristics and uploading it to a cloud-based maintenance platform. The cloud-based maintenance platform analyzes batch quality and provides calibration recommendations based on a benchmark model, simplifying the production process and improving testing efficiency. The mobile maintenance device can read and upload on-site data without precise alignment. The cloud-based maintenance platform correlates the factory report to generate health assessments and predictive maintenance strategies, solving the problems of poor communication stability, high cost, and difficult maintenance associated with infrared testing and maintenance.

Bluetooth channel establishment method, electronic device and system. The system can include a first electronic device, a second electronic device. A first communication channel is established between the first electronic device and the second electronic device. When detecting that a first service occurs, the first electronic device and the second electronic device can exchange their respective Bluetooth addresses through the first communication channel. The first service requires the first electronic device and the second electronic device to establish a Bluetooth communication connection. The first electronic device can send a Bluetooth channel establishment request to the second electronic device according to the received Bluetooth address. The second electronic device can reply to the first electronic device with a Bluetooth channel establishment request acceptance response after determining that the source address in the Bluetooth channel establishment request is the same as the Bluetooth address received through the first communication channel. The first electronic device and the second electronic device can automatically establish a Bluetooth channel, simplifying the user operation in the Bluetooth channel establishment process.

When outputting sound using an external audio output device connected to a gaming machine, the audio output is performed using more optimal control. [Solution] Before establishing a connection with an external device, the gaming machine 10 stores identification information to identify the external device to be connected to, switches the radio wave strength to a lower level than when the identification information was stored, then establishes a connection between the gaming machine 10 and the external device based on the stored identification information, and after the connection is established, volume information can be input from the external device. In the gaming machine 10, the detection radio wave is set to the maximum strength when the Bluetooth communication control device 190 is not connected to an external device, and the radio wave strength is switched to the minimum strength after the detection device information is stored in the detection device information unit 196D. When the gaming machine 10 is switched to the minimum strength for connection with an external device, the radio wave strength can be switched to the maximum or medium strength by human operation of the switching means (the minimum strength can be terminated).

When outputting sound using an external audio output device connected to a gaming machine, the audio output is performed using more optimal control. [Solution] Before establishing a connection with an external device, the gaming machine 10 stores identification information to identify the external device to be connected to, switches the radio wave strength to a lower level than when the identification information was stored, then establishes a connection between the gaming machine 10 and the external device based on the stored identification information, and after the connection is established, volume information can be input from the external device. In the gaming machine 10, the detection radio wave is set to the maximum strength when the Bluetooth communication control device 190 is not connected to an external device, and the radio wave strength is switched to the minimum strength after the detection device information is stored in the detection device information unit 196D. When the gaming machine 10 is switched to the minimum strength for connection with an external device, the radio wave strength can be switched to the maximum or medium strength by human operation of the switching means (the minimum strength can be terminated).

This application discloses a power distribution network control method, apparatus, electronic device, and computer-readable storage medium, relating to the field of power distribution technology. The method includes: a first terminal device activating a Bluetooth communication module in response to receiving a target signal at a target frequency sent by a second terminal device; receiving power distribution information sent by the second terminal device through the Bluetooth communication module; performing power distribution processing based on the power distribution information; and obtaining a power distribution result. The Bluetooth communication module is used to transmit power distribution information. By using a target signal at a specific target frequency as the condition for activating the Bluetooth communication module, the switching control of the Bluetooth communication function module is realized, avoiding the high power consumption problem caused by the Bluetooth communication module being continuously activated for a long time, and achieving power distribution control based on a signal at a specific target frequency.

The utility model discloses a kind of distributed power access devices, including microcontroller MCU, power interface, debugging interface, photovoltaic inverter communication switching interface, HPLC carrier communication unit and bluetooth communication unit, and power interface is connected microcontroller and HPLC carrier communication unit by power conversion circuit;HPLC carrier communication unit is connected microcontroller by first TTL serial port;Bluetooth communication unit is connected microcontroller by second TTL serial port;Photovoltaic inverter communication switching interface is connected microcontroller by first level conversion circuit, and first level conversion circuit is connected microcontroller by third TTL serial port and fourth TTL serial port;Debugging interface is connected microcontroller by second level conversion circuit, and second level conversion circuit is connected microcontroller by fifth TTL serial port.The utility model is high in installation efficiency, maintenance is convenient to replace, low in production cost, safe and reliable, easy to manufacture, less consumables required in field, simple in design.

When outputting sound using an external audio output device connected to a gaming machine, the audio output is performed using more optimal control. [Solution] Before establishing a connection with an external device, the gaming machine 10 stores identification information to identify the external device to be connected to, switches the radio wave strength to a lower level than when the identification information was stored, then establishes a connection between the gaming machine 10 and the external device based on the stored identification information, and after the connection is established, volume information can be input from the external device. In the gaming machine 10, the detection radio wave is set to the maximum strength when the Bluetooth communication control device 190 is not connected to an external device, and the radio wave strength is switched to the minimum strength after the detection device information is stored in the detection device information unit 196D. When the gaming machine 10 is switched to the minimum strength for connection with an external device, the radio wave strength can be switched to the maximum or medium strength by human operation of the switching means (the minimum strength can be terminated).

This invention relates to the field of auto-injector technology and discloses a fully automatic intelligent high-pressure needleless injector, comprising a main body, a needleless injection head detachably mounted on the injection end of the main body, a gripping drive assembly disposed in the middle of the inner cavity of the main body, and an impact assembly connected to the gripping drive assembly disposed in the inner cavity of the main body at the end away from the needleless injection head, and a charging assembly disposed on the inner cavity and outer end of the main body on the same side as the impact assembly; the invention, by providing a gripping drive assembly and an impact assembly, facilitates users to set the required drug injection volume and injection pressure parameters via a mobile APP, and transmits the information to the injector's control module via Bluetooth communication. The control module analyzes the received injection volume and injection pressure parameters and realizes an intelligent integrated control process for automatic drug replenishment and automatic injection of the needleless injector, improving the control capability of drug injection dosage and force.

This application provides a data transmission method, electronic device, storage medium, and computer program product, relating to the field of communication technology. It enables the acquisition of an encryption key without Bluetooth pairing and the transmission of data with other trusted electronic devices based on that encryption key, simplifying the data transmission process between electronic devices. The method includes: acquiring an encryption key; scanning Bluetooth devices within a first range to obtain available devices, including a second electronic device storing the encryption key, the second electronic device being unpaired with a first electronic device, and the two devices having a trusted relationship; encrypting communication data based on the encryption key, the communication data being data transmitted between the first and second electronic devices via Bluetooth communication.

This application discloses a communication method and a Bluetooth communication system. The Bluetooth communication system includes a master device and a slave device, both pre-configured with a micro-address, a frequency hopping set, and wake-up parameters. The frequency hopping set includes a first channel, a second channel, and a third channel. The communication method includes: after the master device wakes up from a low-power mode according to the wake-up parameters, it sends a connection request frame to the first channel and listens on the second channel. The connection request frame instructs the slave device to send a connection confirmation frame to the second channel. The connection request frame includes the master device's micro-address, and the connection confirmation frame includes the slave device's micro-address. After the master device listens for the connection confirmation frame on the second channel, it sends a data frame to the third channel, enabling the slave device to obtain the data frame through the third channel. This Bluetooth communication method can significantly reduce communication latency and is widely applicable to scenarios that are latency-sensitive and have high reliability requirements.

The present disclosure provides systems, methods, and apparatuses, including computer programs encoded on computer storage media, for reliable communication between a source device and two or more sink devices. In one aspect, a sink device closest to the source device can establish a wireless data transmission with the source device. In another aspect, a sink device having more favorable wireless channel conditions can establish a wireless data transmission with the source device. In some aspects, a sink device can forward audio data received from the source device over a secondary communication link. The audio data can be forwarded to another sink device automatically or upon request from the other sink device. The secondary communication link can be implemented as a magnetic communication link or a Bluetooth communication link.

The application discloses a multi-Bluetooth device panel management method and system, a storage medium and a terminal device. The method comprises the following steps: in response to a first operation of a user, obtaining a device identifier, requesting and receiving corresponding panel configuration data from a server; based on the device identifier and the panel configuration data, constructing a panel configuration object and storing the panel configuration object in a panel configuration mapping table in a local storage unit; based on layout configuration parameters and a controlled component configuration list in the panel configuration object, combining screen parameters of a terminal device to generate a control panel interface corresponding to a target Bluetooth device; establishing a Bluetooth communication connection with the target Bluetooth device; in response to a selection operation of a user on any paired Bluetooth device, obtaining a corresponding panel configuration object and regenerating a corresponding control panel interface. The application significantly improves the system expansibility through a dynamically configured and driven panel management mechanism, takes into account local caching and on-demand updating, optimizes the user experience, and reduces the maintenance cost.

This utility model discloses a pressure-independent energy regulating valve, including a valve body, an intelligent controller, a sensor assembly, and an ultrasonic energy meter. The sensor assembly includes a supply water temperature sensor, a return water temperature sensor, a supply water pressure sensor, and a return water pressure sensor. The intelligent controller is equipped with a microprocessor, an AI program algorithm module, an LCD display, a Bluetooth communication module, and a signal output circuit. An electric actuator is installed inside the valve body, connected to the valve stem, which in turn connects to the valve disc. The intelligent controller is electrically connected to the supply water temperature sensor, the return water temperature sensor, the supply water pressure sensor, the return water pressure sensor, and the electric actuator via connecting cables. The ultrasonic energy meter is electrically connected to the intelligent controller. This utility model achieves coordinated and precise regulation of supply and return water temperature and pressure, and real-time energy metering through multi-sensor data fusion and AI algorithm optimization control. Compared with existing technologies, it can improve system control accuracy by 15-20% and reduce system energy consumption by 10-15%.

This invention provides a data acquisition system for the handover test of main equipment in ultra-high voltage substation projects, comprising: test relay equipment and a test management system; the test relay equipment includes: a protocol stack management module, a multi-source data acquisition module, and a communication module; the protocol stack management module is used to configure and parse the communication protocols of test instruments from different manufacturers and models; the multi-source data acquisition module, based on the communication protocols, acquires data from the test instruments by integrating multiple data acquisition technologies; the Bluetooth communication module is used to transmit the acquired data from the test instruments to the test management system; the test management system is used to receive the acquired data from the test instruments, automatically calculate and determine thresholds for the received data based on preset rules, and record, distribute, and process data deemed unqualified. This improves the reliability and standardization of data, enabling traceability of problematic data and tracking of quality issues.

When outputting sound using an external audio output device connected to a gaming machine, the audio output is performed using more optimal control. [Solution] Before establishing a connection with an external device, the gaming machine 10 stores identification information to identify the external device to be connected to, switches the radio wave strength to a lower level than when the identification information was stored, then establishes a connection between the gaming machine 10 and the external device based on the stored identification information, and after the connection is established, volume information can be input from the external device. In the gaming machine 10, the detection radio wave is set to the maximum strength when the Bluetooth communication control device 190 is not connected to an external device, and the radio wave strength is switched to the minimum strength after the detection device information is stored in the detection device information unit 196D. When the gaming machine 10 is switched to the minimum strength for connection with an external device, the radio wave strength can be switched to the maximum or medium strength by human operation of the switching means (the minimum strength can be terminated).

An electronic device is provided. The electronic device includes a Bluetooth communication module, a memory, and a processor operatively connected to the Bluetooth communication circuit and the memory, wherein the processor may be configured to perform the operations of receiving, through the Bluetooth communication module, a transmission power increase request from an external electronic device during Bluetooth communication with the external electronic device, compare a transmission power level based on the received increase request with a second maximum transmission power level which is designated to be smaller than a first maximum transmission power level that can be provided by the electronic device, when the transmission power level based on the increase request is less than the second maximum transmission power level, transmit a message indicating an increase in the transmission power level to the external electronic device after the transmission power level of the Bluetooth communication circuit is increased.

This invention discloses a visual sampling forceps, comprising a forceps head assembly, a forceps body, and a handle. The forceps body includes an outer tube and an inner tube movably inserted within the outer tube along an axis. The rear end of the outer tube is fixed within the handle, and a slip ring is slidably connected to the handle. The rear end of the inner tube is connected to the slip ring; pushing the slip ring pulls the inner tube axially within the outer tube. An imaging component is connected to the front end of the outer tube via a fixed sleeve. The imaging component includes a camera and an LED light connected to an external power source, enabling video recording and illumination. The forceps head assembly includes a pair of opposing forceps arms and jaws connected to the distal ends of the forceps arms. The front end of the inner tube is hinged to the forceps arms via a sliding joint and a connecting rod. The connecting rod is hinged to the opposite forceps arm, forming a lever transmission mechanism. Pushing the slip ring allows the inner tube to open and close the clamping surfaces of the two jaws, enabling the grasping of live tissue. A Bluetooth module is installed within the handle, enabling wireless transmission of imaging data and remote control via Bluetooth communication.