40results about How to "Fast interaction" patented technology

The invention is an interaction mode between the public telephone terminal and the platform of intelligent network, which adopts FSK mode whose modulation type is logical 1=1200 Hz, logical 0-2200Hz, the circuit adopts CmX868 chip to realize the interaction agreenment. Because of the support by FSK, the data is sent in continuous no-space state, the speed is increased by nearly 10 times, which can shorten the time to be waited by users within 3 seconds.

The invention discloses a system and method for processing operation information of a substation. The system comprises an FPGA chip, a first DSP chip, a first RAM and a second RAM, wherein an internal memory is arranged inside the FPGA chip, and the FPGA chip is used for capturing network messages and storing the network messages in the internal memory of the FPGA chip; an internal memory is arranged inside the first DSP chip, and the first DSP chip is used for data fractionation, wave recording calculation and fault location, and starting data are generated and stored in the internal memory of the first DSP chip; the first RAM is respectively and electrically connected with the FPGA chip and the first DSP chip and used for reading data from the internal memory of the FPGA chip under the control of the FPGA chip so that the data can be processed by the first DSP chip; the second RAM is respectively and electrically connected with the FPGA chip and the first DSP chip and used for caching the starting data in the internal memory of the first DSP chip so that the starting data can be read by the internal memory of the FPGA chip. The processing efficiency of the captured network messages is high, timely transmission of fault information is facilitated, and timely and effective analyzing and positioning of operation faults of the substation are facilitated.

The invention relates to the technical field of computer block chains, and provides a data interaction method based on block chain on-chain and off-chain coordination. The method comprises the following steps: firstly, constructing an on-chain and off-chain collaborative interaction framework; when a user requests to write / update data, writing / modifying original data in the off-chain data center,extracting a data abstract from the original data / to-be-modified data and signing, selecting a main node to construct a block and access a block chain, and then notifying other nodes to synchronize; when a user requests to inquire data, sending signatures to verification nodes, the verification nodes inquiring the on-chain data and broadcasting the data, when more than half of the verification nodes inquire the same data, selecting the main node, the main node inquiring the original data from the off-chain data center and extracting the data abstract, comparing the on-chain data and the off-chain data, if yes, returning the query permission of the user, and if not, informing the user that the data is damaged. According to the invention, the data security and integrity can be ensured, and the speed is high when large data interaction is carried out.

The invention discloses functionalized graphene-carbon black composite granules as well as a preparation method and application thereof. The preparation method comprises the following steps: adding plant polyphenol into a graphene aqueous solution, carrying out ultrasonic treatment to obtain a functionalized graphene aqueous solution, directly adding the functionalized graphene aqueous solution and a binder into carbon black granulation water, strongly stirring and mixing through stirring teeth, and then obtaining composite granules through a carbon black granulator. According to the high-dispersion functionalized graphene using the natural product plant polyphenol and / or derivatives thereof as a dispersing aid, polar groups of the plant polyphenol on the functionalized graphene nanosheetcan effectively and quickly interact with polar groups on the surfaces of carbon black particles, so that agglomeration between graphene is effectively avoided; the problems that graphene is poor in dispersity and difficult to apply in a high polymer material are solved, the obtained functionalized graphene carbon black composite granules are good in stability and large in graphene dispersion amount, and application of graphene in the direction of the high polymer material can be greatly promoted.

The invention relates to a bid invitation information encryption system based on big data, a bid invitation information encryption method based on big data and a bid invitation information encryption device based on big data. Comprising a bid opening and evaluating system which is arranged on a server to run, a bidding client which is arranged on user terminal equipment to run and an encryption storage system which is arranged on mobile encryption terminal equipment to run, the bidding client does not directly communicate with the bid opening and evaluating system; in the bidding stage, bidding information of the bidding client is stored in the encryption storage system and encrypted by the encryption storage system; in the bid opening and evaluation stage, the mobile encryption terminal device communicates with the server, and the bid opening and evaluation system reads data from the encryption storage system and decrypts the data. The method has the beneficial effects that the bidding information is high in security and low in leakage risk.

The invention discloses a detection method, device and system for character interaction relationship. The method includes: acquiring a video segment to be detected; wherein, the video segment contains preset character interaction actions; inputting the video segment into a pre-trained target Frame-by-frame target detection is performed in the detection network to obtain a preset first object detection point corresponding to each frame of image that may interact with the human body; frame-by-frame processing is performed on the video segment, and the preset first object detection point of each frame of image is extracted The first human skeleton point; connecting the first object detection point and the first human skeleton point according to a preset connection mode, constructing a first space-time graph and inputting it into a pre-trained spatio-temporal graph convolutional network model, Get the detection result of the character interaction. The invention can solve the problems of time-consuming, complicated calculation and lack of fine-grainedness caused by detecting all objects in the scene and only focusing on the overall characteristics of the human body and analyzing the interaction relationship between the human body and the objects in the prior art.

The invention discloses a track traffic control data transmission system and method based on a Linux system. The system comprises a PLC module, an IO module and an HMI module, wherein the PLC module is internally provided with an IO communication input module, an IO communication output module, an input conversion module, an output conversion module, a task calculation module and multiple buffer zones, and the IO module is internally provided with an input module, an output module, an input data buffer zone and an output data buffer zone. Through individual work of each module, data can be rapidly transmitted to the HMI from the IO module. The track traffic control data transmission system and method based on the Linux system has the advantages of fast data transmission speed, high real-time performance, independent modules, high fault tolerance, rapid data processing speed and high transplantability.

The invention provides a precise landing automatic control method for a traffic information collecting unmanned aerial vehicle. The method comprises the following steps that S1, the unmanned aerial vehicle flies to a primary target position according to a GPS; S2, the unmanned aerial vehicle and a ground control station are in local area wireless network connection; S3, the unmanned aerial vehicle sends a secondary locating request to the ground control station, meanwhile, video locating is started, a first locating light source is started after the ground control station receives the secondary locating request, the unmanned aerial vehicle captures the position of the first locating light source through video, the position information of the first locating light source is obtained through an image processing method, and the unmanned aerial vehicle flies to a secondary target position; S4, the unmanned aerial vehicle sends a third-stage locating request to the ground control station, a second locating light source is started after the ground control station receives the three-stage locating request, the unmanned aerial vehicle captures the position of the second locating light source through video, the position information of the second locating light source is obtained through the image processing method, and the unmanned aerial vehicle lands on the ground station. According to the method, landing of the unmanned aerial vehicle can be precisely and automatically controlled.

The invention discloses a system and method for processing operation information of a substation. The system comprises an FPGA chip, a first DSP chip, a first RAM and a second RAM, wherein an internal memory is arranged inside the FPGA chip, and the FPGA chip is used for capturing network messages and storing the network messages in the internal memory of the FPGA chip; an internal memory is arranged inside the first DSP chip, and the first DSP chip is used for data fractionation, wave recording calculation and fault location, and starting data are generated and stored in the internal memory of the first DSP chip; the first RAM is respectively and electrically connected with the FPGA chip and the first DSP chip and used for reading data from the internal memory of the FPGA chip under the control of the FPGA chip so that the data can be processed by the first DSP chip; the second RAM is respectively and electrically connected with the FPGA chip and the first DSP chip and used for caching the starting data in the internal memory of the first DSP chip so that the starting data can be read by the internal memory of the FPGA chip. The processing efficiency of the captured network messages is high, timely transmission of fault information is facilitated, and timely and effective analyzing and positioning of operation faults of the substation are facilitated.

The invention relates to an urban distribution network wide-area protection host based on an EPON, wherein the OLT module, the DSP front collection module, the DSP logic processing module, the communication management module and the power supply module are installed in the shell. The OLT module communicates with a plurality of existing ONUs. The DSP preposed collection module is respectively communicated with the OLT module and the DSP logic processing module, wherein the communication management module is respectively communicated with the OLT module, the DSP preposed collection module and the DSP logic processing module, and the OLT module, the DSP preposed collection module, the DSP logic processing module and the communication management module are respectively connected with the powersupply module. Compared with the prior art, the method has the advantages of high information interaction speed, high anti-interference capability, high processing speed and the like.

The present invention relates to network technology. The present invention solves the existing problem that the visitor and access device information can only be acquired under the support of Cookie or session, and provides a system and method for acquiring visitor and access device information, and its technical scheme can be summarized as follows: The system for obtaining visitor and access device information includes access device and advertising platform, and the access device includes a configuration module, a protocol analysis module, an information reading module and a data forwarding module. The beneficial effects of the present invention are that it is convenient for users and is suitable for obtaining information of visitors and access devices.

The invention belongs to the field related to robot controllers, and particularly relates to a driving-and-control-integrated control system and a control method for a joint-type mechanical arm. According to the driving-and-control-integrated control system, main control of a robot control system and motor movement control are finished by utilizing one integrated ARM-DSP chip; external interface communication, power control and electric current loop design are realized by utilizing two FPGA chips; and at most 7 paths of servo motors are subjected to time-sharing control by utilizing one DSP chip. The driving-and-control-integrated control system has the advantages that communication data interaction between the ARM and DSP chips adopts a internal storage access mode, so that data interaction speed is the highest; a no-operation system scheme and a hardware interrupting real-time scheme are adopted, so that the real-time property of the system is improved to the greatest extent; a Cartesian space kinematics calculation result is secondarily optimized in a joint space, so that movement smoothness of the motors is ensured; and a software and hardware parallel processing mechanism is adopted, and an uninterrupted data "interaction-use-refilling" process is designed, so that system data interaction and use do not interfere with each other.

The invention discloses an NFC-based information interaction method, which comprises the steps of obtaining biological features of a user through virtual reality glasses, and performing authentication of the identity of the user based on the biological features; determining whether to open an NFC function or not based on the authentication result; and if the NFC function is successfully opened, the virtual reality glasses opening a corresponding NFC interactive mode based on an identified opposite-terminal NFC device and the transmission distance to the opposite-terminal NFC device. The invention further discloses the virtual reality glasses having the NFC function. According to the invention, the authentication is performed for the identity of the user by obtaining the biological features of the user, and the corresponding NFC interactive mode is opened automatically according to the identified opposite-terminal NFC device, and the safety and interactive speed are high.