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3870results about How to "Avoid trouble" patented technology

Material object programming method and system

The invention discloses a material object programming method and a material object programming system, which belong to the field of human-machine interaction. The method comprises the following steps of: 1) establishing a set of material object programming display environment; 2) shooting the sequence of material object programming blocks which are placed by a user and uploading the shot image toa material object programming processing module by using an image acquisition unit; 3) converting the sequence of the material object blocks into a corresponding functional semantic sequence by usingthe material object programming processing module according to the computer vision identification modes and the position information of the material object programming blocks; 4) determining whether the current functional semantic sequence meets the grammatical and semantic rules of the material object display environment or not, and if the current functional semantic sequence does not meet the grammatical and semantic rules of the material object display environment, feeding back a corresponding error prompt; 5) replacing the corresponding material object programming blocks by using the useraccording to the prompt information; and 6) repeating the steps 2) to 5) until the functional semantic sequence corresponding to the sequence of the placed material object programming blocks meets the grammatical and semantic rules of the material object display environment, and finishing a programming task. By using the method and the system, the problem that children and green hands are difficult to learn programming is solved, and the system has low cost and is easy to popularize.
Owner:INST OF SOFTWARE - CHINESE ACAD OF SCI

Unmanned management method and system of parking lot

The invention discloses an unmanned management method of a parking lot and an unmanned management system of the parking lot. The unmanned management method of the parking lot comprises the following steps: S1, when a vehicle is detected that the vehicle enters a sensing range of an exit / entrance of the parking lot, triggering a photographic device to be started so that a two-dimensional code or bar code image, which is displayed on a mobile terminal screen in the vehicle and which carries vehicle owner identity information, is remotely scanned; S2, decoding the scanned two-dimensional code or bar code image, extracting the vehicle owner identity information carried by the two-dimensional code or bar code image, uploading the vehicle owner identity information to a cloud server, and verifying the vehicle owner identity information through the cloud server; and, S3, when verification of the vehicle owner identity information by the cloud server at the cloud server is passed, receiving a switching-off instruction issued by the cloud server, and controlling a barrier gate of the exit / entrance of the parking lot to arise so that a vehicle owner conveniently drives in or out of the parking lot. Accurate identification of the vehicle owner identity information can be achieved, and the vehicle owner can be prevented from using a real parking card.
Owner:深圳老桥科技有限公司

Vehicle dispatching system and dispatching method

The invention discloses a vehicle dispatching system, which comprises a dispatching server, and a passenger terminal device and a vehicle-mounted terminal device which are accessed into the dispatching server through the internet, wherein the passenger terminal device comprises a first wireless network module and a taking request module, and the vehicle-mounted terminal device comprises a second wireless network module, a passenger carrying registering module, and a passenger carrying response module. The invention also discloses a dispatching method of the vehicle dispatching system, respective information is registered into the dispatching server by the passenger terminal device and the vehicle-mounted terminal device, and a passenger and a vehicle are matched by the dispatching server according to the driving directions of the two parties so as to realize the dispatching of the vehicle and car sharing. The position information of the opposite party can be displayed in real time on the passenger terminal device and the vehicle-mounted terminal device so as to realize faster and more convenient carrying. A currently ordinary smart phone is adopted to realize more flexible vehicle dispatching, car sharing for passengers in rush hour can be realized, traffic resources can be utilized to the maximum degree, and energy is saved.
Owner:邵新阳

High polymer material ultraviolet laser 3D (three-dimensional) printing method and device for precise temperature control

The invention discloses a high polymer material ultraviolet laser 3D (three-dimensional) printing method and device for precise temperature control. The device comprises a thermostat, a laser head, a non-contact type temperature monitoring device, a scanning galvanometer, a machining platform, a powder paving device, a machining material and a computer control system. The laser head adopts a dual-tube core structure, an inner tube and an outer tube are coaxially fixed, one or more than one gradual-change neutral filter piece is arranged between the two tubes, and the laser transmittance of the filter piece(s) is radially reduced from the inner tube to the outer tube. The method comprises the following steps: presetting the machining temperature by the control system, in the process of machining, monitoring the temperature rise condition of an object to be machined in real time under the irradiation of laser by the non-contact type temperature monitoring device, feeding back to the control system, recording the increased value of the temperature within a certain time, and obtaining the absorption capability of the material to be machined to the laser and the temperature rise degree by the system, so that according to the preset machining temperature value, the laser output power can be calculated, the laser power can be timely adjusted, and the machining temperature can be precisely controlled.
Owner:INST OF CHEM CHINESE ACAD OF SCI +1

Intelligent system and method for managing and scheduling taxis

InactiveCN102682593ASolve the problem of deliberate detourReduce transportation expensesRoad vehicles traffic controlWired communicationDriver/operator
The invention discloses an intelligent system for managing and scheduling taxis, which comprises a server system for managing and scheduling the taxis, taxi-mounted terminals, passenger terminals, a location satellite, a yellow page database, a wireless communication network charging system, a wired communication network charging system and a public electronic communication network, wherein electronic communication among the server system, the taxi-mounted terminals, the passenger terminals, the location satellite, the yellow page database, the wireless communication network charging system, the wired communication network charging system and the public electronic communication network is used for managing and scheduling the taxis. The initial states of the taxis which are controlled by the server system are states of waiting to be provided with transporting services, and the initial state of one taxi subjected to site stopping, telecommunications ordering and relevant operations of a taxi driver becomes setting, leaving for a place of waiting, transporting service (cooperation), transporting service (individual), out of service, waiting for carrying passengers on the way, transporting of on-the-way passengers (cooperation), transporting of on-the-way passengers (individual) and the like. Under the condition that the taxi is in the state of transporting service (cooperation) or transporting of on-the-way passengers (cooperation) and the taxi is not filled with the passengers, cooperation transporting service or cooperation on-the-way passenger transportation that the quantity of the passengers is not more than the vacancy can also be accepted.
Owner:舒方硕

Traffic and travel information service system and method based on an electronic map

ActiveCN109766405AReal-time navigation servicePlanning and Safe Navigation ServicesDetection of traffic movementGeographical information databasesService systemElectronic map
The invention provides a traffic and travel information service system based on an electronic map. The traffic and travel information service system comprises a traffic system center, a roadside unit,a management terminal and a user terminal, The roadside unit comprises a management roadside unit and an identification roadside unit; The traffic system center is in signal connection with the third-party platform, the management terminal and the user terminal. The user terminal is used for uploading the traffic event monitoring information and the user terminal request to the traffic system center; The management terminal is used for uploading traffic event monitoring information, a management terminal request, a traffic road condition path planning request and a mapping request to the traffic system center; The management roadside unit is used for uploading traffic event monitoring information to the traffic system center, receiving information sent by the management terminal and the user terminal and sending the information to the management terminal and the user terminal; The invention also provides a traffic and travel information service method based on the electronic map, which is carried out by utilizing the system and can ensure smooth and safe traffic and travel and improve the user experience.
Owner:ROUTER TECH HANGZHOU INC

Community intelligent passing control system and method based on narrow band Internet of Things

The invention provides a community intelligent passing control system and method based on narrow band Internet of Things and belongs to the technical field of Internet of Things. The system is an intelligent wireless control system composed of a narrow band Internet of Things (NB-IoT) communication technology, a network technology, a cloud technology and a control technology and is applied, but not limited to the fields including elevators, access control, parking lots and the like of a community. The system is a whole set of solution for community intelligent passing. The system comprises a mobile terminal (APP (Application) or a Wechat applet) of a user, a property management platform, a cloud server, an NB-IoT communication module, a controller, an expansion board, a license plate recognition camera and a two-dimensional code display device. Compared with other methods, the system has a plurality of incomparable advantages of massive connection, deep coverage, ultralow power consumption, low cost, stability and reliability and the like; the system is an only technical solution for realizing effective communication in scenes with relatively weak signal coverage; and furthermore, an owner can pay property management fee, car parking fee and the like through a cell phone, and troubles that the owner goes to a property management center back and forth are avoided.
Owner:徐东哲 +2

Method of improving performance of convolutional neural network based on linear discriminant analysis criterion

The invention discloses a method of improving performance of a convolutional neural network based on a linear discriminant analysis criterion, which belongs to the field of deep learning convolutional neural networks, the field of brain cognition and the field of computer vision image classification. The method comprises the following steps: 1) to-be-processed image sets are divided into a training set, a verification set and a test set; 2) a convolutional neural network model is selected; 3) one layer in the convolutional neural network model in the second step is selected, regularization constraints based on the linear discriminant analysis criterion are carried out on features of the selected layer, and a new convolutional neural network model is formed; and 4) according to mini-batch-based stochastic gradient descent method, the training set is used for training the new convolutional neural network model, and after the new convolutional neural network model is well trained, the well-trained convolutional neural network model tests to-be-classified images, and classified prediction is completed. Experimental results show that the method of the invention can significantly improve the convolutional neural network image classification precision.
Owner:XI AN JIAOTONG UNIV

Ceramic composite electronic cigarette heating pipe and electronic cigarette atomizing core employing same

The invention discloses a ceramic composite electronic cigarette heating pipe which comprises an electric heating wire and a micro-porous ceramic pipe; a main body part of the electric heating wire is pre-embedded in the pipe wall of the micro-porous ceramic pipe; the electric heating wire is led out of the outside of the micro-porous ceramic pipe through connecting pins. A compact connecting piece is arranged at each of the upper and lower ends of the micro-porous ceramic pipe. The two connecting pins of the electric heating wire are lead out from the lower end of the micro-porous ceramic pipe; the compact connecting piece at the lower end is a metal connecting ring; a connecting pile protruding into the pipe wall of the micro-porous ceramic pipe is arranged on the upper side of the metal connecting ring. A double-electrode conductive connecting ring consists of an inner ring electrode and an outer ring electrode and is arranged on the lower side of the metal connecting ring; the outer ring electrode is electrically connected or integrally formed with the metal connecting ring; an insulating ring is arranged between the outer ring electrode and the inner ring electrode. The inner ring electrode and the outer ring electrode of the double-electrode connecting ring are respectively electrically connected with the two connecting pins of the electrical heating wire. When the heating pipe disclosed by the invention is in use, the double-electrode conductive connecting ring and a double-electrode conductive connecting column of an atomizing core are designed to be in threaded connection for realization.
Owner:INNOKIN TECH

Vision protection implementation method of electronic equipment with display screen

The invention relates to a vision protection implementation method of electronic equipment with a display screen. A front panel of the electronic equipment is provided with a front-facing camera and a distance sensor. The vision protection implementation method comprises the following steps of: detecting a working state of the display screen, `starting the front-facing camera on back stage when the display screen is activated and capturing human face images; identifying the human face images by using a human face identification technology and capturing a frontal human face; when the system judges that the frontal human face exists in the captured images, starting the distance sensor on back stage and measuring a distance between eyes of a user and the display screen; and comparing a measured distance with a preset reference distance, and judging whether to remind a user to adjust the distance between the eyes and the display screen. According to the vision protection implementation method, the purpose of protecting eyes of the user is achieved by monitoring the distance between the eyes of the user and the mobilephone screen by two external equipments, namely the front-facing camera and the distance sensor; and because the step of judging the frontal human face is added, the monitoring accuracy is improved and the trouble brought to the user due to wrong prompt information is avoided.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD

Trash information judgment method and device

The invention relates to a trash information judgment method and device. The method comprises: when receiving target information, carrying out word segmentation on the target information; according to a pre-set word vector model, obtaining a word vector of each word obtained by the word segmentation; acquiring a first information classification result of the target information according to the word vector of each word and a pre-trained target recurrent neural network; and judging whether the target information is trash information or not according to the first information classification result. With the adoption of the technical scheme, when the target information is received, the target information can be subjected to the word segmentation, so that the word vector of each word is obtained from the target information; furthermore, based on the word vector of each word and the pre-trained target recurrent neural network, the first information classification result of the target information is calculated and whether the target information is the trash information or not is accurately judged, so that the identification precision and accuracy of the target information are improved; and the target information can be easily marked or intercepted at a later period and great troubles to users, caused by the trash information, are avoided.
Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD

Simulation test system for thermal impact ageing of power transmission insulator

The present invention relates to a simulation test system for thermal impact ageing of a power transmission insulator which simulation tests an influence of a forest fire on the power transmission insulator. The present invention provides a simulation test system of thermal impact ageing for a power transmission insulator, which includes a heating chamber provided with a flame supplying part and electric heating parts in fireproof walls and a partition wall having an opening/closing door in a lower part thereof; a cooling chamber placed under the heating chamber and provided with a cooling nozzle in a fireproof wall; a sample lifting device for selectively lifting a test sample up and down through the heating chamber and the cooling chamber; a door transporting device for slidingly moving the opening/closing door; and a central control part for controlling the flame supplying part, the electric heating part, the opening/closing door, the cooling nozzle, the sample lifting device and the door transporting device independently and respectively. Therefore, since the heating chamber and the cooling chamber are configured independently from each other, heating and cooling tests for the test sample can be performed individually or together.
Owner:KOREA ELECTRIC POWER CORP

Airborne SAR radiation external calibration processing method based on weak arrangement of corner reflectors

The invention relates to an airborne SAR radiation external calibration processing method based on weak arrangement of corner reflectors. The method comprises the following steps: obtaining original SAR image data of a calibration field; on the basis of a point target radar equation, reconstructing an radiation external calibration equation; performing stable estimation on calibrator image energy and geometric optical solution on a calibration RCS; carrying out fitting and correcting on a radar system transfer function to obtain preliminary radiation calibration SAR image data; carrying out the stable estimation on the calibrator image energy and the geometric optical solution on the calibration RCS; and estimating a system constant item so as to generate calibration data and obtain final radiation calibration SAR image data. According to the invention, on the basis of the point target radar equation, according to the characteristic of parameters of a radar system, the SAR radiation external calibration equation comprising a change system transfer function and a constant system constant item is reconstructed, the application process of radiation external calibration is simplified, and the problem is avoided that it is quite difficult for airborne SAR flight to obtain a large-scope homogeneous stable tropical rainforest area frequently used by similar spaceborne SAR radiation calibration.
Owner:CHINA ELECTRONIC TECH GRP CORP NO 38 RES INST

External control method and system of mobile terminal

The invention discloses an external control method and system of a mobile terminal. An induction earphone is connected to the outside of the mobile terminal, and at least one pressure sensor is arranged on the induction earphone. The external control method comprises the steps: connecting the mobile terminal with the induction earphone wirelessly or in a wired way, wherein the wireless connection includes Bluetooth connection; obtaining induction signals of the pressure sensor at preset time intervals, outputting the detected data according to the induction signals, wherein the detected data comprises the collected pressure values and the corresponding time values; and comparing the detected data with the preset command parameter, according to the compassion result, judging a control command which takes an application program of the mobile terminal as a target input, and executing the control command. With the adoption of the external control method and system, a user can accomplish compelled motions directly through the ears or the assistance of hands, and especially when the user is enjoying music or is engaged in a conversation, the user can pass on relevant operation command without taking out the mobile phone. Therefore, the external control method and system can bring brand-new convenient operation experiences to the user.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD
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