5067results about "Transmission systems" patented technology

The invention provides a method and system for linkage of a parking space ground lock based on an intelligent door lock. A parking space request is sent to a door lock management platform according to a first user, and the parking space request is forwarded to a second user by the door lock management platform; the parking space request comprises the number of required parking spaces, temporary license plate information and a parking time period; in response to a reply message of the second user, the door lock management platform allocates a parking space to the temporary license plate according to the parking space request, and sends an allocation result to a second user door lock; the distribution result comprises temporary license plate information, a distributed parking space number and a parking time period; and the second user door lock stores the distribution result, and in the parking time period, if the second user door lock detects temporary license plate information, the parking space ground lock is controlled to descend based on lora communication. Compared with the prior art, ordered parking and sharing of vehicles are achieved through interaction of the door lock and the ground lock; and more convenient vehicle parking service is provided through cooperation of a plurality of door locks.

The invention relates to the technical field of unmanned aerial vehicles, in particular to a low-power-consumption star flash control module applied to an unmanned aerial vehicle and a dummy pilot control method. The method comprises the following steps: acquiring an original control instruction of a real flying hand, and converting the original control instruction into an encrypted pulse signal containing a dynamic key; fusing a frequency spectrum camouflage signal simulating the environment background of a dummy pilot into the encrypted pulse signal, and then transmitting the encrypted pulse signal to the dummy pilot in a self-adaptive frequency hopping mode; synchronously analyzing the dynamic key at a dummy flying hand end and stripping the frequency spectrum camouflage signal to generate a virtual control track matched with the real operation behavior characteristics; and reversely modulating an actual response signal of the unmanned aerial vehicle based on the virtual control track, so that the unmanned aerial vehicle executes an action and forms dynamic error compensation with the virtual control track. According to the invention, a real flying hand can be effectively protected from electronic reconnaissance positioning and attack of an enemy, and the concealment is improved.

The invention relates to the technical field of wireless communication, in particular to an intelligent wireless communication control method applied to ships and boats. The method comprises the following steps: acquiring radar original point cloud data, an AIS ship attribute data set, a Beidou navigation state data set and night vision target feature data through a multi-dimensional sensor, and constructing ship multi-source standardized preprocessing data; therefore, the functions of multi-source heterogeneous data fusion, dynamic channel adaptive modulation, distributed relay communication guarantee, real-time air route dynamic planning, intelligent instruction generation and the like are realized; the problems of high data isolation, large transmission delay, rigid navigation path, slow obstacle avoidance response, insufficient formation collaboration and the like in the existing ship communication control technology are solved, and the communication stability, the navigation safety and the overall combat effectiveness of the ship formation in a complex dynamic environment are remarkably improved.

The invention discloses a robot joint control method and system based on motion capture equipment, and belongs to the technical field of robot control. An existing robot joint control scheme lacks an effective man-machine cooperation and natural interaction mechanism, so that the flexibility of a robot is poor, and the intention of an operator cannot be naturally expressed. According to the robot joint control method based on the motion capture equipment, by constructing a motion capture module, a data processing module, a coordinate system transformation module and a solution optimization module, rotating posture data, collected by the motion capture equipment, of human body joints are converted into target joint control information needed by execution of a robot; the robot joint control based on the motion capture equipment is realized, so that the human motion can be efficiently and accurately mapped to the robot, the robot is good in flexibility, sudden motion or complex cooperative operation can be effectively processed, the intention of an operator can be naturally expressed, and man-machine cooperation and natural interaction are realized.

The invention provides an intelligent remote controller control method, device and equipment based on gesture recognition, and the method comprises the steps: obtaining multi-modal sensor data through an integrated time of flight (ToF) camera, a millimeter wave radar and an inertial measurement unit (IMU), carrying out the feature extraction to generate gesture spatial-temporal features, and carrying out the dimension exchange of the spatial-temporal features to generate exchange dimension features; constructing a candidate gesture probability superposition state based on the exchange dimension features, establishing a semantic negative hypothesis and generating a reverse verification parameter; performing weight correction on the probability superposition state by using the inversion verification parameter to generate a correction probability state, and determining a target gesture through probability aggregation; re-extracting verification feature data based on the target gesture, selecting a grading classification model according to a preset grading condition to perform secondary verification, and outputting a gesture recognition result; and detecting a communication environment state, constructing a satellite flash and UWB dual-mode communication race state, aggregating into an optimal communication mode, and completing intelligent control of the remote controller.

In some embodiments, a device displays functionality information in response to receiving an indication of a first input for which a contact meets functionality display criteria. In some embodiments, a device generates a user interface that includes a navigation bar including images from different positions in a respective content item, and a representation of an adjacent content item. In some embodiments, a device moves a selection-indicator in a user interface by a predefined amount in response to receiving an indication of a first input that meets unitary movement criteria. In some embodiments, a device interprets movement of a contact of an input based at least in part on a grip of a user. In some embodiments, a device displays a plurality of character selection options when a text entry field is not tolerant of character ambiguity and a first input corresponds to a plurality of candidate characters.

A wearable electronic device, a system and methods of monitoring with a wearable electronic device. The device includes a hybrid wireless communication module with wireless communication sub-modules to selectively acquire location data from both indoor and outdoor sources, as well as a wireless communication sub-module to selectively transmit an LPWAN signal to provide location information based on the acquired data. The device may also include one or more sensors to collect one or more of environmental data, activity data and physiological data. The device may transmit some or all of its acquired data to a larger system, including a cloud-based server to, in addition to providing location-based data, be used as a part of a predictive health care protocol to correlate changes in acquired data to salient indicators of the health of a wearer of the device. In one form, the predictive health care protocol uses a machine learning model.

A method for operating smart fixtures to enable artificial intelligence-based emergency detection, communication, and response within a building is disclosed. The method includes monitoring environmental conditions using sensors integrated into smart fixtures, such as power receptacles, light switches, and vents. Audio, image, and physiological motion data are captured and transmitted to a processor for analysis. The system extracts signal and motion-based features, identifies subjects, and calculates health parameters to assess distress levels. If an emergency is detected, an emergency communication signal is generated, and a communication session with a remote device is established. The system provides real-time situational updates and executes emergency response actions, such as adjusting power distribution and environmental controls. Predictive analytics modules enhance response efficiency by anticipating subject movements and optimizing emergency interventions. The smart fixtures facilitate intra-building communication and user interaction through voice-activated queries, enabling an adaptive and intelligent emergency management system.

The invention relates to the technical field of VR remote control, and discloses a VR remote control method and system based on gyroscope data fusion, and the method comprises the steps: obtaining current environment data, gyroscope three-axis data and accelerometer data; inputting the current environment data into a pre-trained error estimation model, and outputting an error estimation value and a prediction confidence coefficient; performing confidence coefficient judgment according to the error estimation value and the prediction confidence coefficient to obtain a zero offset estimation result; performing attitude analysis according to the gyroscope three-axis data and the accelerometer data to obtain a preliminary attitude estimation result; performing dynamic compensation according to the zero offset estimation result and the gyroscope three-axis data to obtain corrected gyroscope data; and performing fusion correction according to the initial attitude estimation result and the corrected gyroscope data, and outputting a final attitude estimation result. The method has the advantages that the accuracy of attitude estimation in VR remote control can be improved.

The invention discloses a laser gyroscope measuring rod and unmanned aerial vehicle vision fused bridge pier measuring method and system, and the method comprises the steps that an unmanned aerial vehicle carries a laser gyroscope measuring rod integrated with a gyroscope, a tilt angle sensor and a wireless communication module, and flies to a bridge pier measuring region; acquiring three-dimensional attitude data and inertial reference data of the unmanned aerial vehicle in real time through a laser gyroscope measuring rod; the unmanned aerial vehicle synchronously starts a binocular vision module and a laser range finder, performs multi-view scanning on the pier along a preset surrounding path, and obtains pier surface feature point cloud and real-time distance data; and performing space-time alignment on the inertial reference data, the visual point cloud and the real-time distance data. According to the invention, through laser gyroscope-visual point cloud space-time fusion, GAN enhanced rain and fog resistance verification and dynamic wind resistance closed-loop control, the problem of serious distortion of measurement data caused by perception degradation under complex meteorological conditions is solved, so that the real geometric features of the bridge pier can be accurately extracted.

In accordance with the present invention, unmanned watercraft can be utilized to perform multiple missions. [Solution] The present invention is a control system for controlling the operation of a single or multiple unmanned boats equipped with a first measurement sensor, and includes a data collection request acquisition unit that acquires request information or plan information for an ocean data collection mission that uses the first measurement sensor to collect ocean data of the ocean area in which the unmanned boat is deployed, an other mission request acquisition unit that acquires request information or plan information for other missions different from the ocean data collection mission, a multiple mission execution feasibility determination unit that determines whether multiple missions including the ocean data collection mission and the other missions can be carried out in parallel, and an unmanned boat operation execution unit that controls the operation of carrying out the multiple missions in parallel when it is determined that the multiple missions can be carried out in parallel.

An assembly for correcting an attitude of at least a selected portion of a structure, where the assembly includes a controller affixed to a structure operatively coupled with one or more jacks operable to change the attitude of the structure; and a remote device configured to communicate wirelessly with the controller to change the attitude of a selected portion of the structure. Also disclosed is a method for adjusting an attitude of a movable structure.

A method of decoding a received communication signal is provided. The method may comprising converting the received communication signal to the frequency domain to provide frequency domain data. The method may further comprise combining amplitudes of one or more selected frequency components of the frequency domain data, the one or more frequency components being selected according to a predefined communication symbol comprising one or more selected frequency tones corresponding to the one or more selected frequency components. The method may further comprise detecting the predefined communication symbol in the received communication signal depending on the combined amplitudes of the one or more selected frequency components of the frequency domain data.

Disclosed in the present invention are a backup system, and a train control system and an application method thereof. The backup system comprises: a lineside electronic unit, which communicates with a TIS or a station computer-based interlocking device to obtain a signal state and turnout position information; and an active balise connected to the lineside electronic unit and an onboard device, respectively; wherein the lineside electronic unit determines sent movement authority information and line data information on the basis of the obtained signal state and turnout position information; when a train passes through the position where the active balise is located, the active balise sends the obtained movement authority information and line data information to the onboard device; and when entering an enhanced backup mode, the onboard device in the train control system calculates a speed-distance control curve on the basis of the movement authority information and the line data information obtained from the active balise, so as to perform train operation supervision and protection. According to the prevent invention, when train-ground wireless communication is interrupted and a train control system is degraded to a backup mode, a train is allowed to enter a station at a higher speed.

An electronic device, with a display, a touch-sensitive surface, one or more processors and memory, displays a first representation of a first controllable external device, where the first controllable external device is situated at a location. The device detects a first user input corresponding to a selection of the first representation of the first controllable external device. The device, after detecting the first user input, adds data identifying the first controllable external device and a first state of the first controllable external device in a scene profile.

A remote operation system of a work machine includes a remote operation device that generates an operation signal for remotely operating the work machine, an operation command transmission unit that transmits an operation command based on the operation signal, and an operation control unit that controls the work machine such that a first operation speed indicating an operation speed of the work machine when communication between the work machine and the remote operation device is established is slower than a second operation speed indicating a predetermined operation speed associated in advance with an operation amount of the remote operation device.

The embodiment of the invention provides a method for realizing long-distance signal transmission under the condition of a porous medium in a goaf. The method comprises the following steps: selecting a proper signal frequency range based on the physical characteristics of the porous medium in the goaf; designing a corresponding signal modulation mode according to the selected signal frequency range; the stability of a signal propagation path is enhanced through a relay node deployed in the goaf; modulation parameters are dynamically adjusted based on the signal quality fed back by the relay node to optimize the transmission effect. Through the scheme of the embodiment of the invention, the problem of how to optimize and select the signal frequency so as to solve the problem of too fast signal attenuation in the porous medium can be solved, and meanwhile, the problem of how to regulate and control the dielectric property of the transmission path so as to solve the delay problem caused by signal refraction and reflection can be solved; and the problem of bit error rate increase in long-distance transmission can be solved by adjusting the signal coding mode.

An apparatus may control the power delivered from an AC power source to an electrical load, and may comprise a controllably conductive device. The apparatus may also comprise a controller that may be operatively coupled to a control input of the controllably conductive device. The apparatus may also include a first wireless communication circuit operable to communicate via a first protocol and to join a first wireless communication network operable to communicate via the first protocol. The first wireless communication circuit may be in communication with the controller. The controller may be operative to determine a first condition for communicating via the first protocol. The controller may also be operable to control the first wireless communication circuit to join the first wireless communication network upon the first condition being satisfied.

The invention discloses an industrial cutting machine wireless communication method based on multi-channel redundancy switching, which relates to the technical field of industrial cutting machine wireless communication, and comprises the following steps of: before a control instruction is written into a transceiving buffer area, executing label comparison operation on a target buffer area address according to a composite label in the control instruction; judging whether the address has a source conflict risk or not, and if so, stopping the current writing; and when writing is stopped, executing a buffer area address redistribution operation, and according to a preset interference distance rule, screening an address section with the lowest conflict risk with the composite tag from the current buffer area as a new writing target of the control instruction. According to the method, the problems of overlapping and conflicting of control instruction data caused by the fact that multiple channels share the buffer area are solved, a safe write-in mechanism based on label identification and dynamic mapping is achieved, and data isolation and system stability in the wireless communication process are improved.

An electronic device, with a display, a touch-sensitive surface, one or more processors and memory, displays a first representation of a first controllable external device, where the first controllable external device is situated at a location. The device detects a first user input corresponding to a selection of the first representation of the first controllable external device. The device, after detecting the first user input, adds data identifying the first controllable external device and a first state of the first controllable external device in a scene profile.

A mobile hydraulic system includes a plurality of hydraulic units which are equipped with at least one hydraulic component and an electronic unit. The respective electronic units are configured to record operating data of the at least one hydraulic component of the respective hydraulic units. Each hydraulic unit has a wireless communication device, wherein the wireless communication devices of the respective hydraulic units are connected to each other in a common wireless network, preferably in a mesh network. The wireless communication devices are configured for wireless transmission of the recorded operating data of the hydraulic units in the wireless network.

The invention discloses a portable spontaneous transcutaneous acupoint electrical stimulation device. The portable spontaneous transcutaneous acupoint electrical stimulation device comprises a wireless communication and control module; the wireless module is in wireless connection with an external control end to realize remote control and parameter setting; the electrical stimulation generation and output module is responsible for generating electrical stimulation information according to the received stimulation parameters and outputting the electrical stimulation information to human body acupuncture points through a plaster sheet or an ear clip; the physiological monitoring interface module is responsible for providing a connecting interface with other physiological monitoring devices; the stimulation parameter adjusting and feedback module is responsible for automatically adjusting stimulation parameters according to user settings and physiological monitoring data; the safety protection module is responsible for ensuring the safety of the equipment in the operation process; according to the invention, wireless connection is established between the wireless communication and control module and the external control end, so that remote control and parameter setting are realized, and a user can flexibly control the device through mobile equipment such as a mobile phone anytime and anywhere without being limited by a wire.

Method and system for programming a power tool from an external device. The method includes establishing a first communication link with a server. The server includes a profile bank that includes mode profiles generated by a plurality of users. The method further includes receiving, over the first communication link, a list of mode profiles representing a subset of the mode profiles of the profile bank. The method further includes receiving, in response to user input from a first user on the external device, a selection of a mode profile. The method further includes transmitting, over the first communication link, the selection of the mode profile. The method further includes receiving, over the first communication link, the mode profile, the mode profile having been generated by a second user. The method further includes transmitting wirelessly, to the power tool, the mode profile to configure the power tool.

The disclosure provides a method, performed by a user equipment (UE), of controlling downlink (DL) control channel monitoring, the method including: receiving power saving signal (POSS) configuration information from a base station (BS);performing monitoring on a POSS from the BS, based on the POSS configuration information; determining whether the POSS is detected based on the monitoring; and controlling a DL control channel (PDCCH) monitoring configuration of the UE, based on a result of the determining.

The invention relates to the technical field of fire prevention and early warning, and discloses a mountain forestry forest fire prevention and early warning device which comprises a supporting rod, a camera shooting unit and a control unit are arranged on the supporting rod, the camera shooting unit comprises a monitor, the control unit comprises a PLC, a protection mechanism is arranged on one side of the supporting rod, and the protection mechanism is arranged on the other side of the supporting rod. The protection mechanism comprises a shell, a protection chamber is arranged in the shell, and a first opening is formed in the top of the protection chamber. The supporting rod is arranged, the cross rod used for installing equipment is arranged on the supporting rod, correspondingly, the protection mechanism buried underground is further arranged on one side of the supporting rod, and the supporting rod is rotationally connected with the base, so that when a fire occurs, only the position of the cross rod needs to be adjusted firstly to enable the cross rod to face the direction of the shell, then the baffle is pulled out, and the supporting rod topples over; and the transverse rod enters the shell under the driving of the supporting rod, so that equipment on the transverse rod can be protected through the shell buried underground during a fire disaster.

The present application relates to a device and method for surveying a power line-buried path, wherein the device includes a transmitter which selects a balanced / unbalanced voltage to output input and rectified output power as a current pulse in the form of an unmodulated pulse or a frequency-modulated signal when a current pulse signal is transmitted to a conductor (power line) of a public distribution network, and a receiver in which a plurality of magnetic field sensors inductively couple the pulse or the frequency-modulated signal within a near magnetic field distance to obtain a difference value in each direction to obtain a depth.

The invention relates to a device (100) for wireless electrical power and / or communication transmission for an electric machine (50), in particular for a separately excited synchronous machine, comprising at least a first transmission unit (10, 12) which is arranged stationary in spatial proximity to the electric machine (50), in particular on a housing (52) of the electric machine (50), and a second transmission unit (20, 22) which is arranged on a rotating part (54), in particular a shaft (56), of the electric machine (50). The first transmission unit (10, 12) and the second transmission unit (20, 22) are configured for capacitive and inductive coupling by means of electric and / or magnetic and / or coupled electromagnetic fields, wherein the first transmission unit (10, 12) and the second transmission unit (20, 22) are resonantly tuned to each other.The first transmission unit (10, 12) and the second transmission unit (20, 22) are optionally configured as a transmitting unit (14) or as a receiving unit (24) during operation of the electric machine (50). The invention further relates to an electric machine (50) with a device (100) and a drive system (200).

The invention discloses a remote control crawler-type mower, and relates to the technical field of agriculture and forestry machinery, and the remote control crawler-type mower comprises a machine body, a crawler belt, a front cover plate, an obstacle avoidance protection structure, a modular integrated structure, a height adjustment structure and an operation area expansion structure; the situation that the blade assembly is damaged by low obstacles is avoided, a modular installation mode is adopted, replacement and installation of internal assemblies can be rapidly conducted, the machine adapts to different mechanical devices, the use flexibility of the machine body is expanded, the ground clearance of the working end of the bottom of the mechanical device can be adjusted, and different working requirements are met; meanwhile, the signal tower can be fixed at a remote control signal receiving critical position when needed, and a signal transfer effect is achieved through the signal tower, so that the remote control operation distance and range of the mower are greatly expanded.

The invention relates to the technical field of gas detection, in particular to an ultra-low power consumption wireless transmission gas detector. On the basis that all gas detectors in a to-be-monitored area operate in a detection dormancy alternating mode to reduce power consumption, a low-power-consumption control system is additionally arranged; the change condition of gas concentration data in the surrounding environment of gas detectors at different positions in a to-be-monitored area is comprehensively analyzed through a low-power-consumption control system, so that when the gas detectors are about to enter a dormant state, the gas detectors needing to be suspected to be adjacent to leakage points are screened out to prolong the detection time; therefore, the detection effectiveness is improved on the premise that the power consumption is reduced as much as possible.

The invention discloses a light control method and device and a storage medium, and relates to the technical field of telecommunication, and the method comprises the steps: receiving a wireless control instruction sent by a control terminal based on a preset protocol, and then determining a decoding strategy matched with the preset protocol, the method comprises the steps of receiving a wireless control instruction, decoding a space identifier and a light control parameter in the wireless control instruction through a decoding strategy, then determining a matched control core according to the space identifier, determining region information associated with the control core, and finally sending the light control parameter to the control core, and the control core executes a light control operation corresponding to the area information based on the light control parameter. According to the method, through linkage control of the space identifier and the control core, the accuracy and flexibility of light control are improved.