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57results about How to "Guaranteed interactivity" patented technology

BIM-based water conservancy and hydropower project management cloud platform and application method thereof

A BIM (Building Information Modeling)-based water conservancy and hydropower project management cloud platform comprises a data acquisition layer, a communication network layer, a data resource layer, an application support layer, and a service application layer. The data acquisition layer includes project information management and spatial information measurement; the communication network layer includes a local area network, a VPN (Virtual Private Network) or a public network; the data resource layer includes a BIM model which is stored in a public cloud, in a private cloud or in a hybrid cloud and includes a BIM integrated database; the application support layer includes a BIM project management platform and a data exchange platform; and the service application layer includes BIM information query, construction process BIM management and BIM information output. The BIM integrated database is connected with different project object data, processes and resources, is a digital expression of construction facilities which contains rich data, is object-oriented and has intelligent and parametric characteristics, and supports dynamic information creating, sharing, updating and managing in the life cycle of a project.
Owner:ZHENGZHOU SHUANGJIE TECH CO LTD

Three-D visual method based on image

This invention discloses a 3-D remote visualization method including: 1,the customer end receives an interactive order sent by a user and analyses it, 2, the customer end presents a request for browsing a 3-D model to the server end and the visual position of the user to require to get the accurate views, 3, a primary server analyses the request and judges it to fetch the required model file from the database of the primary server or a server provider or prompt it to the user, 4, the primary server romances the model file to generate an accurate view, 5, the primary server compresses the view color information and depth information, 6, the primary server sends the got compressed file and the visual positions to the customer end, 7, the customer de-compresses the file and positions to store them in a buffer and display the color information.
Owner:HUAZHONG UNIV OF SCI & TECH

Method for transmitting video-frequency flow in network

InactiveCN1848958AIncrease profitGuaranteed scalability and interoperabilityDigital video signal modificationReal-time computingInterframe coding
A method for transmitting video stream in network includes providing a video source section in mode of compressed video stream with at least two different code rates as each video stream being included with at least one video frame coded by interframe coding mode and with at least one frame identified to be type of enabling to be discarded, coding one switch-over frame for each pair video stream, switching network to low code rate video stream when network band width is changed from high to low and switching it to high code rate video stream when network band width is changed from low to high.
Owner:ZTE CORP

Online live broadcast interaction method and system

The embodiment of the invention provides an online live broadcast interaction method and system. The method comprises the following steps: a background server acquires an interaction request instruction initiated by a teacher end, and parses the interaction request instruction to determine an interaction page template and an interaction page content, and loads the interaction page content on the interaction page template to generate an interaction operation page sent to a student end; and the student end performs package processing on interaction response contents input for the interaction page content in the interaction operation page and sends the interaction response contents to the teacher end through the background server. Therefore, a systematic interactive program is provided to ensure the interactive effect of online live broadcast.
Owner:BEIJING XINTANG SICHUANG EDUCATIONAL TECH CO LTD

Power quality monitoring method and device

The invention provides a power quality monitoring method which comprises the steps that voltages and currents of a monitoring point in a transformer substation are collected; according to the voltages and the currents, power quality data of the monitoring point are obtained by computing; the power quality data are stored in a preset power quality data information model; the power quality data stored in the power quality data information model are output in a mapping mode according to the made message of an abstract communication service interface. The consistency of the power quality data information model is used for guaranteeing the universality of the power quality data, and meanwhile the power quality data are output in the mapping mode according to the made message of the abstract communication service interface, so that the contradiction between the stability and the expansibility of a communication protocol is resolved, the interactivity between power quality monitoring device data of different manufacturers is guaranteed, the future expansibility is guaranteed, and meanwhile integration of different monitoring devices is achieved to the largest degree. Accordingly, the problem the in the prior art, the interactivity and the universality of power quality data are poor is solved.
Owner:STATE GRID CORP OF CHINA +1

Communication interaction method and device, storage medium, terminal device and server

The invention discloses a communication interaction method and device, a storage medium, a terminal device and a server. The method comprises the following steps: receiving an interaction request signal sent by the server; storing the interaction request signaling in a supplementary enhancement information unit of an audio and video code stream data structure; and performing communication interaction with the server according to the interaction request signaling. Based on the supplementary enhanced information unit, a single network transmission channel for realizing all different interactivecontent information can be formed. Meanwhile, live broadcast or heartbeat detection or encryption or decryption operation of the audio and video data or code stream adjustment of the audio and video data is achieved, frequent communication interaction is avoided, and therefore the network bandwidth can be effectively saved to a large extent, and the signaling interaction capacity is guaranteed.
Owner:安徽文香科技有限公司

Constant-current output intermediate-frequency therapeutic instrument system

The invention discloses a constant-current output intermediate-frequency therapeutic instrument system, belongs to the field of medical rehabilitation treatment equipment, and relates to a system capable of realizing constant-current output of an intermediate-frequency therapeutic instrument. The system consists of a control module, a waveform modulation module, an intensity adjustment module anda constant-current amplification module, and generation, modulation, intensity adjustment, amplification and output of a carrier wave are realized. The input end of the control module is connected with a detection feedback module, and the output end of the control module is respectively connected with a display module, an alarm module and a storage module; and the control module is also connectedwith the waveform modulation module and the intensity adjustment module. The waveform modulation module adopts amplitude modulation and multiplies a high-frequency carrier signal with a low-frequencymodulation signal, so that the amplitude of the high-frequency signal changes along with the change of the amplitude of the low-frequency signal. By the system, constant-current output under the control of a single chip microcomputer is realized, and the safety of patients is ensured. The system has a storage function, and facilitates recording; and the practicability and convenience of the therapeutic instrument are improved.
Owner:DALIAN UNIV OF TECH

Online live broadcasting interaction system and method

The embodiment of the invention provides an online live broadcasting interaction system and method. The first client in the system transmits and stores an interaction signaling message generated for realizing online live broadcasting interaction and an index corresponding to the interaction signaling message; the backstage server receives and stores the interaction signaling message and the indexof the interaction signaling message, and in the case of receiving failure, the backstage server compares the index of the interaction signaling message which fails to be received and the index of theinteraction signaling message stored in the first client to acquire the stored interaction signaling message and the index corresponding to the interaction signaling message automatically again; andthe second client receives the interaction signaling message transmitted by the backstage server and the index corresponding to the interaction signaling message, and in the case of receiving failure,the second client compares the index of the interaction signaling message which fails to be received and the index of the interaction signaling message stored in the backstage server to acquire the stored interaction signaling message and the index corresponding to the interaction signaling message automatically again from the backstage server. Thus, the interaction effects are ensured.
Owner:BEIJING XINTANG SICHUANG EDUCATIONAL TECH CO LTD

Method and system for realizing sound effect sound field processing based on Bluetooth speaker

The invention discloses a method and a system for realizing sound effect sound field processing based on a Bluetooth speaker. The method comprises the steps of acquiring a speed value of a speed sensor in a mobile terminal based on a Bluetooth interface in the Bluetooth speaker; acquiring a center of gravity value of a gravity sensor in the mobile terminal based on the Bluetooth interface in the Bluetooth speaker; performing weighing calculation on acquired speed value and center of gravity value to obtain a weighted value; extracting a sound effect sound filed parameter corresponding to a preset weighted value based on the weighted value; and playing the extracted sound effect sound field parameter based on a Bluetooth speaker system. According to the method, due to waving of the mobile terminal, output of the overall parameter is guaranteed, the sound effect playing melody of the whole speaker is guaranteed, and so on, so that a self-entertainment state is achieved. In the overall implementation process, uniformization is performed on the speed value and the center of gravity value, so that the difference proportion of the weighted value is low, and the overall parameter output sound effect is smooth and steady.
Owner:GUANGZHOU CHANGJIA ELECTRONICS

Information interaction method and device, computer readable storage medium and electronic device

The embodiment of the invention discloses an information interaction method and device, a computer readable storage medium and an electronic device. The method comprises the steps of obtaining user behavior data of each reference user in N reference users; according to the obtained user behavior data and a prediction model, obtaining the probability that each reference user generates a preset event output by the prediction model; wherein the input characteristics of the prediction model comprise M behavior characteristics; obtaining an analysis value of each behavior characteristic for each reference user according to a preset model interpretation tool and the probability corresponding to each reference user, and determining a weight value of each behavior characteristic for each referenceuser according to the obtained analysis value; and obtaining model analysis data of the prediction model according to the obtained user behavior data and the weight value of each behavior characteristic determined for each reference user, so as to carry out information interaction with the target user by a corresponding information interaction strategy according to the model analysis data. According to the embodiment of the invention, the information interaction effect can be improved.
Owner:KE COM (BEIJING) TECHNOLOGY CO LTD

Video class interaction method, device, equipment and storage medium

The embodiment of the invention provides a video class interaction method, a device, equipment and a storage medium. The video class interaction method comprises the steps of obtaining student state data of a class; when the student state data meets an interaction triggering threshold value, generating an interaction video of a teacher according to class scene data at a triggering moment, whereinthe triggering moment is the moment when the student state data meets the interaction triggering threshold value; and inter-cutting the interactive video after the current playing frame of the class playing video of the video class. According to the video class interaction method, the device, the equipment and the storage medium provided by the embodiment of the invention, the interaction necessity is improved, the interaction flexibility is ensured, the interaction authenticity and credibility are improved, and the class learning atmosphere and interaction effect are ensured.
Owner:BEIJING XINTANG SICHUANG EDUCATIONAL TECH CO LTD

Control method and control device for integration of sound equipment with HDMI (High-Definition Multimedia Interface)

The invention discloses a control method and a control device for integration of sound equipment with an HDMI (High Definition Multimedia Interface), and the method comprises the steps: carrying out the self-detection of the HDMI of the sound equipment, and triggering a high-definition mode of the sound equipment based on the HDMI; in the high-definition mode, transmitting back an audio signal by the sound equipment, and conducting integral connection with a mobile terminal; adjusting parameters of the sound equipment for the first time based on the configuration of the mobile terminal; carrying out view field detection along the position of the sound equipment by the sound equipment, and adjusting parameters of the sound equipment again according to peripheral view field arrangement; detecting the sound tested by the sound equipment according to the audio signal, and switching the scene mode of the mobile terminal and the spreading direction of the sound based on the tone quality level of the sound; and selecting a corresponding correction model according to the tone quality grade of the sound, and finally adjusting the parameters of the sound based on the correction model.
Owner:广州番禺巨大汽车音响设备有限公司

Method for realizing music interaction between music rooms

The invention discloses a method for realizing music interaction between music rooms. The method comprises the following steps: S1, identifying personnel and actions of a music room by first identification equipment to form an identification signal, and transmitting the identification signal to a server; S2, after the action of the person is recognized, connecting a wake-up module to form a wake-up signal to be connected with second identification equipment, and recognizing a second music room; S3, if the second identification equipment does not recognize the action of the person, enabling thesecond identification equipment to automatically sleep; S4, connecting the first identification equipment with a first search module, recording personnel actions and music modes, and connecting witha first matching module; S5, connecting the first matching module with the server, and matching proper music according to the action state and amplitude; S6, connecting the first matching module witha first playing module for music matching; and S7, if the second identification equipment identifies a person action, awakening the second identification equipment, and connecting with an interactionmodule, and playing music through a linkage playing module to achieve automatic playing and linkage interaction of the music rooms.
Owner:SHANDONG WOMENS UNIV

An Intermediate Frequency Therapeutic Apparatus System with Constant Current Output

The invention discloses a constant-current output intermediate-frequency therapeutic instrument system, belongs to the field of medical rehabilitation treatment equipment, and relates to a system capable of realizing constant-current output of an intermediate-frequency therapeutic instrument. The system consists of a control module, a waveform modulation module, an intensity adjustment module anda constant-current amplification module, and generation, modulation, intensity adjustment, amplification and output of a carrier wave are realized. The input end of the control module is connected with a detection feedback module, and the output end of the control module is respectively connected with a display module, an alarm module and a storage module; and the control module is also connectedwith the waveform modulation module and the intensity adjustment module. The waveform modulation module adopts amplitude modulation and multiplies a high-frequency carrier signal with a low-frequencymodulation signal, so that the amplitude of the high-frequency signal changes along with the change of the amplitude of the low-frequency signal. By the system, constant-current output under the control of a single chip microcomputer is realized, and the safety of patients is ensured. The system has a storage function, and facilitates recording; and the practicability and convenience of the therapeutic instrument are improved.
Owner:DALIAN UNIV OF TECH
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