Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

110results about How to "Solving Interaction Problems" patented technology

Beidou satellite monitoring safe driving system based on 3G network

The invention discloses a Beidou satellite monitoring safe driving system based on a 3G (third generation) network. The Beidou satellite monitoring safe driving system comprises a platform server positioned in a monitoring center and a monitoring terminal at a vehicle end, wherein the monitoring terminal is connected with the platform server through a network communication system; a monitoring platform, a database, SMS (short message service) and telephone service are operated on the platform server; and the monitoring terminal comprises a housing and a mechanism circuit arranged in the housing. According to the Beidou satellite monitoring safe driving system disclosed by the invention, under the concept of an inter-vehicle network, three major functions, namely positioning by a Beidou vehicle-mounted satellite, 3G wireless video monitoring and vehicle driving recording are firstly integrated, double-CPU (central processing unit) real-time processing, a DSP (digital signal processing) algorithm, an optimization transceiving queue scheduling algorithm, a double-code stream, a special file system, identity comparison identification and other technologies are integrated, video signals collected by a video camera are compressed, encoded and then converted to a compressed code stream, and real-time transmission is realized through the 3G network.
Owner:CHENGDU YIMENG HENGXIN TECH

Control apparatus and control system for assembly line equipment

The invention discloses a control device for controlling production-line equipment. The production-line equipment comprises a plurality of controlled devices, and the control device is positioned in an industrial computer and connected with all controlled devices through a communication card. The control device comprises an operation mode control module used for controlling the setting and conversion of the operation mode of each function control module, a configuration module used for configuring each function control module, so as to drive the action and the sequence executed by the controlled device, a scheduling module which comprises a reading submodule for reading the execution action and execution sequence of the function control module from the configuration module, and a thread maintenance submodule used for maintaining the corresponding threads for each function control module, at least a function control module which comprises a sequence execution submodule used for driving the controlled device to operate according to the execution action and the execution sequence in the corresponding thread. The invention had the advantages of facilitating the debugging and the maintenance of the production line device and simplifying the control operation on the basis of reducing the cost, and increasing the operation efficiency.
Owner:BEIJING NAURA MICROELECTRONICS EQUIP CO LTD

Geometric reconstruction method based on finite element model

The invention provides a reconstruction algorithm for a finite element discretized geometric model. The reconstruction algorithm comprises the following steps: firstly, inputting a finite element discrete grid to determine a grid topological relation, and adding a steady-state thermal field value to a grid node by solving a Laplace partial differential equation; secondly, extracting surface gridsand boundaries of a model, and setting a reasonable threshold value according to a geometric discrete boundary vector value to determine an isothermal surface; performing overlapping removal, extracting an isotherm and a domain boundary, setting an objective function to perform boundary intersection operation, judging the parity of sub-domains according to an intersection result, and setting an objective function for different sub-domains to perform reasonable quadrilateral sub-domain division; and finally, carrying out discrete boundary sorting and boundary fairing on the sub-domains, obtaining control points in the sub-domains through linear interpolation to realize B-spline parameterization, and verifying the accuracy of reconstructed geometry by utilizing isogeometric analysis. Exampleresults show that the algorithm provided by the invention well solves the geometric reconstruction problem of the finite element model.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Man-machine interaction method and device, electronic equipment and storage medium

The embodiment of the invention discloses a man-machine interaction method and device, electronic equipment and a storage medium. The method comprises the following steps of continuously acquiring input voice signals; carrying out voiceprint recognition on the acquired voice signals to get at least one user to be responded corresponding to the voiceprint features of the acquired voice signals anda voice signal to be responded of each user to be responded; determining a target user in the at least one user to be responded, wherein the user posture of the target user conforms to a preset posture, and the face direction of the target user meets a pre-set front view condition; and making a response to the voice signal to be responded of the target user according to resources needing to be occupied by each voice signal to be responded and the resource occupation state. According to the method in the embodiment of the invention, the users to the responded are determined through voiceprints,the target user needing to be responded is determined through posture and face recognition, and a response is made to the voice signal of the target user according to the resource occupation situation, so that the user needing to be responded can be determined accurately; a response can be made to the voice signal of the user needing to be responded; and the resource utilization rate can be improved.
Owner:SHENZHEN ZHUIYI TECH CO LTD

Automatic driving mass transportation trolley

The invention discloses an automatic driving mass transportation trolley. The mass transportation trolley is provided with indoor and outdoor cameras, a vehicle-mounted computer and power rails. The indoor and outdoor cameras are used for collecting traffic command information and passenger image information. The vehicle-mounted computer is used for comprehensively analyzing, comparing, identifying and processing all kinds of information, and a series of actions of the automatic driving mass transportation trolley are controlled by the vehicle-mounted computer such as opening a door, closing the door, voice-reporting an arriving station, starting, increasing driving speed, decreasing driving speed and stopping. The front and rear pulleys are pressed under connecting double rails, a chassisframe and a passenger compartment are pulled by front and rear connecting plates to be tightly connected with the power rails, the balance of the automatic driving mass transportation trolley is supported and stabilized depending on countless ground stakes. The automatic driving mass transportation trolley shares the road right of a lane with other traffic participants, vehicle passages in otherlanes are not affected, there is no contradiction with traffic light commanding rules, a plurality of trolleys of the same type are allowed to drive in a circular manner on straight lanes at the frontand rear ends of the bus route on the same power rail in the same direction, traffic jam is relieved, the trolley does not need to carry any power sources, power from an electrified wire netting provided by the power rail is accepted during the driving process, and true energy-saving and environmental friendliness are achieved.
Owner:朱幕松

Comment target emotion analysis based on BERT fine adjustment model

The invention discloses comment target emotion analysis based on a BERT fine adjustment model, which comprises a BCRCRF target extraction model and a BCCDA target emotion classification model, and ischaracterized in that the BCCDA target emotion classification model is divided into experimental results on online course comment emotion analysis, the BCRCRF target extraction model, the BCCDA targetemotion analysis model and a real Chinese online course comment data set; the BCRCRF target extraction model comprises the following steps: 1, performing intra-domain unsupervised training on a BERTpre-training model BCR based on a large-scale Chinese comment corpus; 2, introducing a CRF layer, adding grammatical constraints to an output sequence of a semantic representation layer in the BCR model, ensuring the rationality of a dependency relationship between prediction tags, and accurately extracting a comment target in a course comment text; and 3, constructing a BCCDA model containing double attention layers to express the emotion polarity of the course comment target in a classified manner. According to the method, the target emotion contained in the online course comments can be accurately analyzed, and the method has important significance in understanding the emotion change of learners and improving the course quality.
Owner:GUILIN UNIV OF ELECTRONIC TECH

Visitor identity authentication method, system, device, computer equipment and storage medium

The invention relates to a visitor identity authentication system, a method, a device, computer equipment and a storage medium. The system comprises the following components: a client which acquires access information of a visitor and sends an access application carrying the access information to an external network server; an extranet server which acquires approval result information of the account of the internal user for the access application, and issues the approval result information to the visitor account of the visitor; a client which generates a target information code according to approval information which is issued by the extranet server and contains approval passing information; an information code identification device which identifies the target information code displayed bythe client and pushes the approval result information obtained through identification to an intranet server; and an intranet server which performs identity authentication on the visitor according tothe approval result information. By adopting the method, the problem of internal and external network information interaction can be solved, identity authentication of visitors is realized, and the cost of maintaining information security by enterprises is reduced.
Owner:CHINA SOUTHERN POWER GRID DIGITAL GRID RES INST CO LTD

VR virtual classroom teaching training system and implementation method

InactiveCN108877371AMeet the needs of modern teaching and trainingLow costCosmonautic condition simulationsData processing applicationsApplication serverTime changes
The invention provides a VR virtual classroom teaching training system, and the system comprises a virtual application server, a virtual recognition device, a virtual interactive operation device anda voice and motion capturing mechanism. The virtual recognition device is started to acquire and present the virtual classroom training software in the virtual application server and its real-time change after the user wears the system. The virtual interactive operation device receives a user instruction and converts the user instruction into an operation instruction to perform interactive operation of the virtual classroom training software. The voice and motion capturing mechanism recognizes the user's voice, captures the user's motion and interacts with the virtual classroom training software. The virtual application server recognizes the virtual recognition device, and receives the operation instruction of the virtual interaction device and the voice and motion of the voice and motioncapturing mechanism for interaction, updates the virtual classroom training software in real time after interaction and presents the interactive virtual classroom training software to the virtual recognition device. According to the invention, the system can be applied to the virtual classroom teaching training, and realize the interaction between the humans and a virtual environment.
Owner:WENZHOU UNIVERSITY

Vending equipment capable of communicating robot with human body

The invention discloses vending equipment capable of communicating a robot with a human body. The vending equipment capable of communicating the robot with the human body comprises a vending main body, wherein a goods shelf for placement of articles, a goods taking bin for taking goods and a goods taking mechanical claw are arranged in the vending main body; a controller which is connected with the goods taking mechanical claw is arranged on the vending main body; a first inlet which communicates with the outside and a second inlet which is used for the goods taking mechanical claw to place the articles are formed in the goods taking bin; and a cloud database and a signal transceiver which is in signal connection with the controller are arranged in the vending main body; the first inlet isprovided with an antitheft door A capable of moving vertically or in the left-right direction, and the antitheft door A is used for opening or closing the first inlet; an antitheft door B is arrangedat the second inlet, and is used for opening or closing the second inlet; and a sensor which senses approaching of the robot is arranged on the vending main body and is located on the outer side of the goods taking bin. By the antitheft door A, the antitheft door B and the sensor, the human body can interact with the robot, and the human body and the robot share one goods cabinet and a goods taking opening.
Owner:苏州左右品牌管理有限公司

Intelligent rail wireless bus trolley system

The invention discloses an intelligent rail wireless bus trolley system. The system is composed of an intelligent rail and a wireless bus trolley. The intelligent rail directly supplies power to the linear motor by utilizing the underground cable; the linear motor directly pushes the wireless bus trolley; the wireless bus trolley runs under the guidance of the rail groove; when passing through each section of intelligent rail within the range of 8 meters, a small-unit linear stator power supply is automatically turned on, the rest idle small unit linear stators automatically turn off the powersupply; the intelligent rail does not change the basic attribute of the urban road motor vehicle lane; the intelligent rail is consistent with the plane of the asphalt pavement; the width of the railgroove is only 2cm; passing of pedestrians and other vehicles on the road surface is not influenced; the deviation rectification navigation mode of the rail groove enables the front wheel direction of the wireless bus trolley to automatically track the direction of the rail groove to advance, visual navigation and satellite navigation are not needed, a visual sensor of the wireless bus observes traffic light signs and bus station signs, and the speed and parking of the wireless bus are accurately controlled.
Owner:朱幕松
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products