38results about "Short range communication service" patented technology

A method for providing a notification and/or an electronic device thereof are provided. The electronic device may include an output device, a communication circuitry, and a processor. The processor may be configured to receive a first notification from a first external electronic device via the communication circuitry, receive a second notification from a second external electronic device via the communication circuitry, determine whether the first notification and the second notification match, and when the first notification and the second notification match each other, output an output signal corresponding to a selected notification among the first notification and the second notification through the output device and/or an external output device operatively coupled to the electronic device, and disregard a non-selected notification among the first notification and the second notification.

The invention discloses an energy storage system BMS wireless networking communication system, comprising an energy management system EMS, a battery array management unit BAU, a bidirectional inverterPCS and a battery cluster, wherein the battery array management unit BAU and the bidirectional inverter PCS are in communication connection with the energy management system EMS at the same time; anda battery cluster in communication connection with the battery array management unit BAU. The battery cluster comprises a battery string management unit BCU and a battery module management unit BMU which perform data interaction through Bluetooth communication. The invention further discloses an energy storage system BMS wireless networking communication method. According to the energy storage system, a wireless communication mode is adopted at a short distance, the anti-interference capability can be improved, the cost for installing communication wiring harnesses is saved, energy storage facilities in an energy storage area can be arranged at will, the product structure development period is shortened, and the product power consumption is reduced.

The invention discloses an off-line battery replacement method and system of a battery replacement cabinet, a terminal and a storage medium. The method comprises the steps: receiving a Bluetooth connection request initiated by a user terminal when the battery replacement cabinet is detected to be in an off-line state; when an order sent by the user terminal through Bluetooth connection is received, opening an idle battery compartment, and prompting to place a to-be-replaced battery; obtaining a first ID of the to-be-replaced battery placed in the idle battery compartment, and judging whether the first ID is consistent with a second ID in the order; and if so, opening the full-power battery compartment, and prompting to take out the full-power battery in the full-power battery compartment. By means of the mode, when the battery replacement cabinet cannot be connected to the network or disconnected from the network, the Bluetooth module of the cabinet body is connected with the user terminal for data communication so as to achieve off-line battery replacement, normal work of the battery replacement cabinet system is not affected, the battery utilization rate can be increased, the operation income can be increased too, verification is performed through the server, and the legality of battery replacement operation is ensured.

The invention discloses an object anti-collision method based on UWB positioning and a civil engineering anti-collision system, and the anti-collision method comprises the following steps: fixing theposition of a base station, setting a positioning label on each object, and determining the positions of the objects based on UWB; determining a virtual outer boundary of each operation part of each object based on the structure and the motion mode of the object; setting a virtual electronic fence of the object based on the virtual outer boundary of a device; and giving an alarm when a second object enters the virtual electronic fence of the first object. The base station is fixedly arranged on an operation site, the positioning labels are arranged on the machinery and personnel, and the virtual outer boundary of the machinery is calculated on the basis of the positioning labels, so that the electronic fence of the machinery is set, anti-collision is realized among objects, and safety accidents are reduced. According to the civil engineering anti-collision system, the base station is fixed in civil engineering, the positioning label is arranged on the object in the civil engineering, and the anti-collision method is adopted, so that the safety is improved.

Embodiments of the invention disclose an unmanned aerial vehicle sharing method and apparatus, a server, a mobile terminal and a storage medium. The method comprises the steps of obtaining unmanned aerial vehicle identifier information and sharer identifier information; determining whether an unmanned aerial vehicle corresponding to the unmanned aerial vehicle identifier information has a sharingpermission or not, and if the unmanned aerial vehicle has the sharing permission, determining whether a sharer account meets sharing conditions or not according to the sharer identifier information; if the sharer account meets the sharing conditions, generating and sending a sharing feedback; obtaining a flight record, wherein the flight record comprises a flight line record and a plant protectionoperation record of the unmanned aerial vehicle; and according to the flight record, updating the sharer account, and sending a balance feedback to the mobile terminal. According to the technical scheme, unmanned aerial vehicle sharing can be realized; while the usage demands are met, the purchase and maintenance costs of the unmanned aerial vehicle can be reduced; the cost of using the unmannedaerial vehicle to perform plant protection operation is reduced; and the user experience is improved.

The invention discloses a smart-key-free vehicle control system and method. The smart-key-free vehicle control system comprises a head unit, an application program, a communication part, a vehicle body control module, a starting button and a control part, wherein the head unit is provided with passwords used for operation and can generate QR codes, the application program is arranged at a user terminal and can scan the QR codes, the communication part is connected with the application program, the vehicle body control module controls a vehicle according to a remote control signal of the application program, the starting button is formed in the vehicle and generates a starting (ON) signal through button input, and the control part controls starting of the vehicle.

The invention provides a Bluetooth transmission method and a Bluetooth transmission device, which relate to the technical field of data transmission. The Bluetooth transmission method is applied to first Bluetooth equipment, and comprises the steps of: controlling the first Bluetooth equipment and second Bluetooth equipment to establish a Bluetooth communication synchronization link when a triggering signal is detected; acquiring a data stream to be transmitted, transmitting the data stream to the second Bluetooth equipment according to a preset number of times; and after the data stream is transmitted, automatically shielding confirmation information about the data stream returned by the second Bluetooth equipment, wherein the first Bluetooth equipment transmits the data stream by adopting different frequency points each time. In order to ensure that the second Bluetooth equipment can accurately receive the data stream, the first Bluetooth equipment can be controlled to be installed for preset times to transmit the data stream to the second Bluetooth equipment, so that the data transmission accuracy is ensured, and the situation of relatively long data transmission interval time during data transmission is avoided, thus the delay time can be further reduced.

The invention discloses an emergency message transmission method based on D2D communication in the Internet of vehicles. Firstly, a priority index is established for a vehicle set within the safety range of a vehicle, and D2D connection pairs are established in sequence according to the order of priority index from small to large to transmit messages; and distance prediction is carried out on vehicles outside the safety range, a priority index is established according to the predicted distance, and D2D connection pairs are established in sequence according to the order of priority index from small to large to transmit messages. If there are the same priority indexes, the vehicles in the same lane are selected first. According to the invention, timely transmission of security warning information based on D2D communication is realized, and security warning is carried out. Therefore, the technical problem that security information cannot be disseminated in time is solved, the traffic information transmission performance is improved, and the method has high reliability and real-time performance.

The present invention discloses a vehicle mode starting method and system and an intelligent vehicle mobile phone holder. The method comprises the steps of: establishing communication with an intelligent vehicle mobile phone holder; reading identification information of an NFC tag on the intelligent vehicle mobile phone holder; determining whether the identification information is identification information in a vehicle mode or not, and if yes, starting a vehicle mode interface. Through adoption of the near-field communication technology, the communication between a smart phone and the vehiclemobile phone holder is achieved, through arrangement of the NFC Tag on the intelligent vehicle mobile phone holder, the intelligent terminal reads the vehicle mode information to rapidly and automatically open the vehicle mode with no need for frequent manual operation by users so as to facilitate user checking and control.

The embodiment of the description discloses a carrier article, and a business information obtaining method, device and equipment. The scheme is as follows: a carrier article displays a two-dimensionalcode and carries an NFC label; the NFC label also contains business information contained in the two-dimensional code, when scanning of the two-dimensional code of the carrier article begins, an NFCreading function is enabled to attempt to read the NFC label, when the business information is successfully obtained by any method, scanning of the two-dimensional code of this time can be ended, theNFC reading function is disenabled, and corresponding business is executed according to the obtained business information.

The invention discloses an intelligent lock system and a control method thereof. The intelligent lock system comprises a remote server, a master controller, a plurality of intelligent lock nodes and amobile terminal. A mobile phone APP client side in communication connection with a remote server is arranged in the mobile terminal; the remote server is in communication connection with the master controller; the master controller is in communication connection with the intelligent lock nodes; and each intelligent lock node comprises a photovoltaic cell panel, a rechargeable battery, an externalpower supply, a photovoltaic energy collecting circuit, a lock drive power circuit, an inner core power circuit, a ZigBee communication module, a lock control drive circuit, a lock state input circuit, a central processing unit (CPU) and a lock body. According to the intelligent lock system and the control method thereof provided by the invention, the photovoltaic cell panels and the external power supplies can be adopted for supplying power to the rechargeable batteries, so that the energy is saved, an open-and-close state of the lock body can be detected in real time, and open-and-close information of the lock body can be recorded by the system; and the remote server of the intelligent lock system is logged in through the third-party application authorization, so that the defects of complex operation and inconvenience in application of an existing device or product are overcome.

The invention relates to the technical field of communication, and provides a service execution terminal switching method, device and system and a computer readable storage medium. The method comprises the following steps: sending a switching preparation instruction to a second terminal according to the operation of a user, wherein the switching preparation instruction is used for monitoring a service switching trigger event by the second terminal; receiving a service switching request sent by the second terminal based on the service switching trigger event; generating service switching information according to the service switching request; and sending the service switching information to a server, so that the server pushes one or more target services corresponding to the service switching information to the second terminal for execution. By the method, a user does not need to frequently select the switching terminal during service switching, the operation process of service switchingis simplified, and more convenience and quickness are achieved.

The invention belongs to the technical field of life services, and specifically provides a writing system for counting the consumption and usage time of pen refills, which has the function of counting the consumption and usage time of pen refills by using an intelligent writing system to perform infrared distance measurement on pen cores during the writing process The function of the system consists of an infrared distance measuring module, an LCD driver module, an LCD display module, a pen refill, a battery, a processor, a Bluetooth transmitter module, a Bluetooth receiver module, a host computer, a mobile phone, and a pen case. It solves the problem that people cannot know the amount of pen refill and writing time in time in the process of writing in daily life, and has the characteristics of practicability, convenience and accuracy.

The invention discloses a Bluetooth 4.0 audio receiver with a power saving function, and a control method. A conventional Bluetooth sound device does not have a Bluetooth playing function, and a useralso wants to instantly play the music after a playing device with the Bluetooth function is connected with the sound device, and stops the playing after disconnecting the Bluetooth device, which requires the power of the sound device to be always in a connected state. However, the standby power of the sound device is bigger, and a lot of electricity is consumed. The receiver provided by the invention comprises a housing (1), and the interior of the housing (1) is provided with two clamping boards, wherein the interior of a groove between the two clamping boards is provided with a control board (4) in an inset manner. The left side of the control board is welded with an AC-DC isolating power supply (2) and a relay (7), and the right side of the control board is connected with a Bluetooth receiving module. The left side of the housing is provided with a sound device power interface (10) and a 3.5mm audio output interface (8). The left side of the housing is provided with a turn-off volume adjustment rotary button (9). The right side of the housing is provided with a power socket (6), and the top of the housing is provided with an LED lamp (3). The receiver provided by the inventionhas the power saving function.

The invention discloses a fitness robot system based on multi-sensor fusion. The fitness robot system comprises a mobile terminal and a training body, wherein the training body comprises bases and a humanoid body mounted on the bases, and a power module, a control module, a network connecting module, a Bluetooth interaction module, a sensor module, an indicating lamp module and a cloud server aremounted in the humanoid body; and the sensor module is used for collecting striking force F generated during striking of a user and transmitting the striking force F to the control module, a calorie consumption data reference table is stored in a storage in the control module, the control module carries out correction and estimation according to the numerical value of F and by reference to the calorie consumption data reference table, thus the actual calorie consumption data C of the user is obtained, the control module is in interaction connection with the mobile terminal through the networkconnecting module or the Bluetooth interaction module, the user receives the actual calorie consumption data through the mobile terminal, and both the control module and the mobile terminal are connected with the cloud server for carrying out data exchange. For the fitness robot system based on multi-sensor fusion, the body heat of the user can be consumed in the manner of striking the humanoid body of the robot, and meanwhile, the exercising enthusiasm of the user is also guaranteed.

The invention discloses a Bluetooth lock and an unlocking method thereof. The Bluetooth lock comprises a bottom shell, an upper cover and a rope, wherein a lithium battery and a PCB are arranged in the bottom shell; a speed reducing motor is arranged in the bottom shell, and a motor shaft of the speed reducing motor is connected with a worm; the worm is meshed with a first gear, and the first gearis meshed with a second gear; a shifting disc is arranged in the bottom shell, and the shifting disc is connected with the second gear; a lock pin is arranged in the bottom shell; the lock pin is matched with a sliding sleeve, and a positioning hole matched with the lock pin is formed in the sliding sleeve; one end of the rope is connected with a rope shell fixing ring, the other end of the ropeis connected with a rope shell movable pin, and a rope fixing groove is formed in the rope shell movable pin; and the lock pin is matched with the shifting disc, the shifting disc drives the lock pinto horizontally move leftwards or rightwards, the lock pin is separated from or clamped to the rope fixing groove, and then unlocking or locking is realized. According to the Bluetooth lock, the structure is simple, unlocking can be carried out through a Bluetooth mobile terminal, and unlocking can also be carried out through key combination operation; and meanwhile, the lock is endowed with morefunctions through Bluetooth.

The invention provides an application program account synchronization method, a vehicle machine and a vehicle, and the application program account synchronization method is applied to the vehicle machine and comprises the steps: reading NFC label information in a mobile terminal close to the vehicle machine; judging whether a binding relationship exists between NFC in the mobile terminal and NFC in the vehicle machine or not according to the label information; and when the binding relationship exists between the NFC in the mobile terminal and the NFC in the vehicle machine, automatically carrying out account synchronization processing on the same application programs in the vehicle machine and the mobile terminal. According to the application program account synchronization method, the vehicle machine and the vehicle, synchronous setting of the same application programs of the mobile terminal and the vehicle machine can be achieved by making the mobile terminal get close to the vehiclemachine, a user does not need to reset the application programs on the vehicle machine, the operation is easy, and user experience is improved.

The present invention relates to an unmanned aerial vehicle authentication method and device. The method includes: if the flight status information reported by the drone is received, determining whether the drone is a legal drone, and the flight status information is used to indicate that the altitude of the drone is greater than or equal to a predetermined height. Set a height threshold; when the drone is a legal drone, provide communication services for the drone; when the drone is an illegal drone, stop providing communication services for the drone . In this technical solution, the base station can determine whether the currently flying drone is a legal drone, and provide communication services for the drone when it is a legal drone, and when the drone is a legal non-unmanned drone When the drone stops providing communication services, it realizes the supervision of the drone, improves the flight safety of the drone, and is conducive to the long-term development of the drone.

A method for wagon-to-wagon communication between wagons of a train is disclosed. The train includes a first train wagon and at least one further train wagon, the first train wagon having a first transmitter/receiver device, and the further train wagon having a further transmitter/receiver device. The first transmitter/receiver device sends a request message using short distance communication. The further transmitter/receiver device sends an acknowledgement to the first transmitter/receiver device using short distance communication. The first transmitter/receiver device sends a first identification code identifying the first train wagon to the further train wagon. A method for checking train integrity and a train wagon is also disclosed.

The invention discloses a message pushing setting method and device, a storage medium and electronic equipment, and the method comprises the steps that first equipment and second equipment respectively send first application state information and second application state information to a message display device, the message display device sets the message push state of each application in the first application state information and the second application state information according to the message push priority of the equipment application message to obtain first push state information and second push state information, and then sends the first push state information to the first equipment; and sending the second push state information to the second equipment, and pushing the application messages of the applications to the message display device for display by the first equipment and the second equipment according to the push state information. By adopting the application, confusion and repetition of application message pushing of the first equipment and the second equipment are avoided, the use effect of message pushing is improved, and waste of resources such as bandwidth is reduced.

An information processing apparatus includes a first wireless communication unit that performs wireless communication with a plurality of communication apparatuses simultaneously, a second wireless communication unit that performs wireless communication with one of the plurality of communication apparatuses selectively, a control unit that controls establishment of a wireless connection with one of the plurality of communication apparatuses via the second wireless communication unit based on information shared via the first wireless communication unit, and a transmission unit that transmits, in a case a request to establish a wireless connection via the second wireless communication unit is received from one of the plurality of communication apparatuses, a notification indicating that a connection via the second wireless communication unit is not allowed to a communication apparatus that has a wireless connection to the information processing apparatus via the first wireless communication unit, and is not a transmitter of the request.

The invention discloses a Bluetooth connection parameter updating method and device, electronic equipment and a storage medium, and the method comprises the steps: when an updating parameter is received, an instantaneous time node and a receiving time node are respectively determined, the instantaneous time node is an LE connection event count value starting from 0, and the receiving time node is an LE connection event count value starting from 0; the receiving time node is a time point when each LE connection event receives a data packet for the first time; and determining an update time node according to a time relationship between the instantaneous time node and the receiving time node, and executing an update operation by using the update parameter. According to the method and the device, the instantaneous time node and the receiving time node can be respectively obtained after the updating parameter required by updating is received, and the accurate updating time is determined based on the time sequence of the two time nodes, so that the equipment can be accurately switched to a new connection parameter, the condition of disconnection caused by parameter updating is avoided, and the user experience is improved. And the user experience is improved.