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31results about How to "Real-time playback" patented technology

Webcasting system and method

The invention provides a webcasting system and a method wherein the webcasting system comprises an unmanned aerial vehicle terminal and a video control terminal. The unmanned aerial vehicle terminal comprises an unmanned aerial vehicle, an image acquisition device and an image processing device; the video control terminal comprises a VR visual device and a VR live cloud server. The webcasting system, through the VR live cloud server, receives the three-dimensional panorama videos sent by the unmanned aerial vehicle, stores the videos and broadcasts them alive. The VR visual device receives the three-dimensional panorama videos broadcast from the VR live cloud server and according to the three-dimensional panorama videos, generates 3D scenarios for live broadcasting. In the invention, it is possible to achieve the broadcasting of VR panorama videos of an unmanned aerial vehicle in real time and achieves the viewing experience that multiple people watch the same video source from different platforms.
Owner:四川天辰智创科技有限公司

Wireless sound box

The invention provides a wireless sound box, belonging to the field of sound boxes and solving the problem that the playing of the sound box is required to be realized by connection of a cable and a computer. The wireless sound box comprises a main control circuit, a power amplifying assembly, a frequency divider, a sound system, a sound source selection circuit, an AUX (Auxiliary) audio interface, an earphone amplifying circuit and a WIFI (Wireless Fidelity) audio receiving circuit, wherein the sound source selection circuit is used for receiving a signal of the AUX audio interface connected with an earphone and then driving the earphone amplifying circuit to work, or receiving the audio signal of the WIFI audio receiving circuit and then driving the power amplifying assembly to work, and is used for respectively driving a left sound box and a right sound box of the sound system to play audio. The wireless sound box can be used for playing the audio without a cable and has the advantages of simple structure and attractiveness.
Owner:NINGBO TONWEL AUDIO

RTMP-based screen data video stream playing method, device and system

The invention provides a real-time message transport protocol RTMP-based screen data video stream playing method, device and system. The system comprises a stream pushing end used for obtaining videostream data of a screen of mobile equipment, converting the obtained video stream data into an RTMP format, and pushing the converted video stream data to an RTMP stream server; the RTMP stream serverwhich is used for receiving the video stream data pushed by the stream pushing end and responding to a playing request of a stream pulling client for the video stream data; the stream pulling clientwhich is used for sending a playing request for the video stream data to the RTMP stream server, and pulling the video stream data from the RTMP stream server for playing after receiving a response ofthe RTMP stream server to the playing request. The system is advantageous in that the system is low in delay and easy to expand, screen data of the mobile device are played in real time at the cloud,and the system is suitable for a scene where mobile testing is conducted through a remote real machine rental platform.
Owner:BEIJING QIHOO TECH CO LTD

Intelligent testing system for moisture of cotton fiber

This invention relates to cotton fiber water intelligent test system, which comprises signal generator module, digital temperature sensor, capacity sensor, data adjust circuit module and is characterized by the following: it comprises data collection card and upper computer; signal generator output wire is connected to the capacitor and connect the signals of capacitor, temperature and electrode distance into power module input end; then through data adjust circuit module amplifying signals to connect input data collection card for adjusted signals and to send to upper computer for data process.
Owner:ZHONGBEI UNIV

Time-based media playing method and system

The invention discloses a time-based media playing method and a system thereof; wherein the method comprises: after the time-based media playing request of a player is received, the time-based media data which is transmitted in a streaming way by a server is obtained in a real-time manner; the time-based media data which is obtained in a real-time manner is analyzed, and the analyzed time-based media data is mapped into a local mapping file; the handle of the local mapping file is transmitted to the player, so as to lead the player to read the time-based media data in a file mode and play the time-based media data; in the invention, the downloading and streaming playing advantages are combined, thereby realizing real-time playing of the time-based media without leading the player to support streaming transport protocol.
Owner:NETPOSA TECH

Array radar echo simulator and simulation method thereof

The invention discloses an array radar simulator. The array radar simulator includes a main board, an interface board and a storage board; the main board is used for obtaining a FLASH erasing instruction, a FLASH writing instruction and a FLASH reading instruction, and receiving and sending array radar echo signals in real time, wherein the array radar echo signals are sent by the interface board; the interface board is used for successively receiving the FLASH erasing instruction, the FLASH writing instruction and the FLASH reading instruction, and obtaining the array radar echo signals in real time, so as to obtain low-electric level FLASH erasing gating signals, low-electric level FLASH writing gating signals and low-electric level FLASH reading gating signals, and then converting the array radar echo signals into N channels of cache array radar echo signals; the storage board is used for receiving and storing the N channels of cache array radar echo signals, the low-electric level FLASH erasing gating signals, the low-electric level FLASH writing gating signals and the low-electric level FLASH reading gating signals in real time, sequentially carrying out FLASH erasing, FLASH writing and FLASH reading operation, sequentially obtaining a FLASH erasing completion instruction, a FLASH writing completion instruction, a FLASH reading completion instruction and N channels of cache FLASH array radar echo signals, and storing the FLASH erasing completion instruction, the FLASH writing completion instruction, the FLASH reading completion instruction and the N channels of cache FLASH array radar echo signals in real time.
Owner:XIDIAN UNIV

Cable take-up and pay-off device capable of compressing cable for communication engineering

InactiveCN111591839ACompress in real timeReal-time playbackBilateral symmetryElectric cables
The invention relates to the field of communication engineering, in particular to a cable take-up and pay-off device capable of compressing a cable for communication engineering. The cable take-up andpay-off device comprises a base, a mounting frame is arranged at the upper end of a vertical plate, first electric telescopic mechanisms are bilaterally symmetrically arranged on the mounting frame,and compressing mechanisms are arranged at the lower ends of the first electric telescopic mechanisms; and each compressing mechanism comprises a connecting plate connected with the lower end of the corresponding first electric telescopic mechanism, a pressure sensor is arranged on the lower side of each connecting plate, a supporting plate is arranged at the lower end of each pressure sensor, telescopic rods are arranged on the lower side of the supporting plate in a bilateral symmetry mode, springs are arranged on the outer sides of the telescopic rods, pressing seats are arranged at the lower ends of the telescopic rods, a cavity is formed in the lower side of each pressing seat, and a pressing roller is connected into each cavity through a rotating shaft. By means of the structural arrangement of the device, the cable can be compressed in real time when the cable is wound and unwound, the cable is prevented from being wound loosely, and the cable winding and unwinding quality and winding and unwinding efficiency are guaranteed.
Owner:纪建德

Content distribution method based on live broadcast signal

InactiveCN105307008AReduced start-up delayReduced system cache capacity requirementsSelective content distributionContent distributionLocal area network
The invention belongs to the field of signal transmission, and particularly relates to a novel content distribution method based on a live broadcast signal. The content distribution method comprises the following steps: a. after receiving the live broadcast signal, a TV set (or a receiving box) collects a corresponding analog or digital signal through a live broadcast signal processing module; b. a local server edits collection audio and video data to a video stream form; c. a mobile terminal and the TV set (or the receiving box) are kept in the same local area network or a wifi hotspot of the TV set (or the receiving box); d. the local server distributes video stream data to the mobile terminal through wireless or the local area network; and e. the mobile terminal obtains the video stream data through http, a media player on the mobile terminal decodes the video stream data, and plays the video stream data at least. The content distribution method provided by the invention has the advantages of distributing the live broadcast signal and taking the viewing demands of multiple users in a family into account.
Owner:CHUNGHSIN TECH GRP

Police law enforcement instrument with infrared night vision searching function

The invention provides a police law enforcement instrument with an infrared night vision searching function. The instrument comprises a central processing unit which is coupled to a dual-mode navigation device, a storage device and a power source; a visible light camera and an infrared thermal imaging camera are electrically connected to the central processing unit, and the central processing unit is also connected to a display device. In a visible light mode and an infrared thermal imaging mode, the instrument disclosed in the invention can fulfill functions such as real-time photographing, video recording, storage, playback and the like; other functions of the law enforcement instrument can be fulfilled through peripheral equipment including walkie-talkie devices, batteries and dual mode positioning devices.
Owner:HARGLO APPLIED LASER TECH INST CO LTD

Seamless continuous playing method of traveling television audios on cellphone

The invention provides a seamless continuous playing method of traveling television audios on a cellphone. After being away from a television, the cellphone judges wifi (wireless fidelity) access points and switches correspondingly through a local area network of a plurality of routers according to strength of router signals in the local area network so as to guarantee instantaneity of reception and playing of the audios. During switching process of the wifi access points, a television stores audio data temporarily, and after a cellphone terminal sends sharing requests again, seamless continuous playing is performed according to breakpoints. Even if a user needs to be away from the television, he or she can also bring away the television audios, real-time playing of the television audios is achieved. In the same local area network (namely, when the television is connected to a main router and the cellphone is connected to the main router again through a subordinate router.), the real-time audios of the television are brought to a farther place and are played seamlessly and continuously through router transferring under a condition of allowing the audios to stop transiently.
Owner:SICHUAN CHANGHONG ELECTRIC CO LTD

Global simultaneous interpretation mobile phone and method

ActiveCN109327614AReal-time playbackRealize the function of simultaneous interpretationNatural language translationSubstation equipmentSound productionComputer terminal
The invention provides a global simultaneous interpretation method and a related product. The method comprises the following steps that a smart phone receives a call request sent by a terminal, puts through the call request and establishes call connection; the smart phone receives first voice information transmitted by the call connection, identifies the first voice information and interprets thefirst voice information into second voice information of a set language when the first voice information is determined as a non-set language; and the smart phone plays the second voice information through utilization of sound production equipment. The technical scheme provided by the invention has the advantage of high user experience.
Owner:YONGDELI SILICONE RUBBER TECHNOLOGY(SHENZHEN) CO LTD

Portable X-ray video camera

The invention discloses a portable X-ray video camera, and belongs to the field of ray digital imaging. The camera comprises a high-speed collection area array detector, a portable X-ray machine, a display terminal and a combined connection rod mechanism. The high-speed collection area array detector is arranged opposite to the portable X-ray machine. The high-speed collection area array detector and the portable X-ray machine are connected into an integrated structure by the combined connection rod mechanism. The high-speed collection area array detector is in communication connection with the display terminal by a gigabit Ethernet. Power supplies are arranged in the high-speed collection area array detector and the portable X-ray machine. According to the portable digital X-ray video camera, the image is clear, the operation is simple and convenient, the weight is light, and real-time observation is realized; video and picture information can be recorded flexibly; and the camera is very suitable for police and security personnel to carry, thus flexibly executing security check, explosive removal and drug enforcement tasks.
Owner:PURPLE SQUARE TECH

VoIP audio and video auditing method based on network monitoring

The invention discloses a VoIP audio and video auditing method based on network monitoring. The VoIP audio and video auditing method includes the steps that a network sniffing device is included, the network sniffing device is placed between users, a network message is mirrored out, the network sniffing device stores the grabbed network message into a cloud, and the grabbed message is selected for playback in the storage cloud by the users. By means of the VoIP audio and video auditing method based on network monitoring, the limitation of a current network auditing system is eliminated, the problem that audio and video codes are distinguished in different media streams is solved successfully by grabbing the network message and coding and transmitting message header information, and audio and video real-time playback of both parties of communication can be achieved while network monitoring is conducted.
Owner:BEIJING HUABO KEXION INFORMATION TECH

Screen real-time migration method

The invention discloses a screen real-time migration method. By using a power line as the transmission medium of video and audio signals between a local computer and a remote-end display, the restriction of screen transmission distance is overcome; by compressing and decompressing the video signals through a frame-by-frame processing method, the delay in processing of the screen image is reduced, thereby minimizing the image processing time to the image, increasing the response time for signal transmission, and further realizing the real-time playing of screen data on the remote-end display; in addition, due to no need of a cache memory for caching data firstly, the data can be processed and transmitted at any time, therefore, the data transmission time is further saved.
Owner:盛大互动娱乐(上海)有限公司

Streaming media broadcast system and method and LED display screen system

The invention provides a streaming media broadcast system, a streaming media broadcast method and an LED display screen system. The streaming media broadcast system comprises a streaming media processing module; the streaming media processing module comprises a code source control submodule, an inner core submodule, and a video processing submodule; the code source control submodule comprises a receiving processing unit and a first data-caching mechanism; the inner core submodule comprises an audio / video separating unit, a video decoding unit and a second data-caching mechanism; the video processing submodule comprises a video processing unit and a third data-caching mechanism. According to the invention, streaming media broadcast on an asynchronous control system for an LED display screen is realized; as a three-level data-caching mechanism technology is adopted in the design of the media player, the fluency of real-time media video broadcast is improved; conditions of blocking and nonfluency are reduced.
Owner:XIAN NOVASTAR TECH

Underground omnibearing data acquisition system

InactiveCN102255936ANot lostOvercoming the defects of fixed-point data collectionMining devicesElectromagnetic transmissionSolid-state storageIp address
The invention discloses an underground omnibearing data acquisition system, which comprises a mass data storage module, a data integration collection module and data acquisition and storage modules convenient to carry, wherein the data acquisition and storage module comprises a data acquisition and processing part and a solid-state data storage part; the solid-state data storage part stores data acquired and processed by the data acquisition and processing part; the mass data storage module is in communication connection with the data collection module; the data collection module is in communication connection with each data acquisition and storage module, and performs node numbering and Internet protocol (IP) address mapping on the data acquisition and storage modules. The system overcomes the shortcomings of fixed point data acquisition in the prior art, processes and plays the acquired data in real time, and moreover, ensures that the data may not be lost for long and can be reserved after an accident in the most severe environment to greatly help to make safety responsibilities clear.
Owner:王永捷

Novel material stirring device

The invention relates to novel material stirring devices, and particularly relates to a novel material stirring device which comprises a base, wherein the top of the base is fixedly connected with a stirring tank; a discharging pipe is fixedly connected with a side part of the stirring tank; a discharging valve is connected with the side part of the discharging pipe by threads; a stirring tank cover is arranged at one end of the stirring tank remote from the base; a stirring motor housing and a feeding pipe are arranged on one side of the stirring tank cover remote from the stirring tank; a baffle plate is fixedly connected to the interior of the stirring tank; a bearing is fixed at a central position of the baffle plate; a stirring shaft is sleeved inside the bearing; a stirring buckle isarranged at one end of the stirring shaft; stirring blades are fixedly connected to the side part of one end of the stirring shaft remote from the stirring buckle; a motor is arranged inside the motor housing; and a spindle is arranged in the motor. The novel material stirring device provided by the invention can dissipate heat well through a heat dissipating port, and also can prolong service life of the motor and provide working efficiency of the motor.
Owner:DEQING JINGYING INFORMATION TECH CO LTD

Monitoring image preview system

The invention relates to the technical field of video monitoring, and particularly discloses a monitoring image preview system. The system comprises a local management module and a plurality of video acquisition modules; the system further comprises a video output module, a cloud management module and a plurality of user sides. The video output module is used for acquiring image data from the video acquisition module, converting the image data according to a preset coding format to form a video stream and sending the video stream to the cloud management module; the user sides are used for accessing the cloud management module and acquiring a video stream from the cloud management module for real-time preview; the cloud management module is also used for storing a video stream with a preset duration; the cloud management module is also used for pushing the stored video stream to the user sides when receiving a playback request of the user side; and the cloud management module is also used for acquiring the stored image data from the local management module, and pushing the image data stored by the local management module when the stored video stream is pushed. By adopting the technical scheme of the invention, smooth playback can be carried out.
Owner:重庆天智慧启科技有限公司

An array radar echo simulator and its simulation method

The invention discloses an array radar simulator. The array radar simulator includes a main board, an interface board and a storage board; the main board is used for obtaining a FLASH erasing instruction, a FLASH writing instruction and a FLASH reading instruction, and receiving and sending array radar echo signals in real time, wherein the array radar echo signals are sent by the interface board; the interface board is used for successively receiving the FLASH erasing instruction, the FLASH writing instruction and the FLASH reading instruction, and obtaining the array radar echo signals in real time, so as to obtain low-electric level FLASH erasing gating signals, low-electric level FLASH writing gating signals and low-electric level FLASH reading gating signals, and then converting the array radar echo signals into N channels of cache array radar echo signals; the storage board is used for receiving and storing the N channels of cache array radar echo signals, the low-electric level FLASH erasing gating signals, the low-electric level FLASH writing gating signals and the low-electric level FLASH reading gating signals in real time, sequentially carrying out FLASH erasing, FLASH writing and FLASH reading operation, sequentially obtaining a FLASH erasing completion instruction, a FLASH writing completion instruction, a FLASH reading completion instruction and N channels of cache FLASH array radar echo signals, and storing the FLASH erasing completion instruction, the FLASH writing completion instruction, the FLASH reading completion instruction and the N channels of cache FLASH array radar echo signals in real time.
Owner:XIDIAN UNIV

Voice interaction method, vehicle-mounted screen-free equipment, server and storage medium

PendingCN112202870AReal-time playbackAvoid being influenced by third-party factorsSpeech recognitionTransmissionComputer hardwareIn vehicle
The invention discloses a voice interaction method, and the method comprises the following steps: receiving voice information, and transmitting the voice information and the recognition information offirst vehicle-mounted screen-free equipment to a server, sending the voice information to second vehicle-mounted non-screen equipment associated with the identification information of the first vehicle-mounted non-screen equipment by the server, and playing the voice in real time; and receiving voice information sent by the second vehicle-mounted screen-free equipment and sent by the server, andperforming voice real-time playing. The invention further discloses vehicle-mounted screen-free equipment, a server and a storage medium. The objective of the invention is to realize safe real-time communication of a user in a vehicle-mounted scene.
Owner:SAIC-GM-WULING AUTOMOBILE CO LTD

Method and system for switching live broadcast picture into dynamic video poster and storage medium

The invention discloses a method and system for switching a live broadcast picture into a dynamic video poster and a storage medium, and the method comprises the steps of obtaining the dynamic video poster corresponding to a current live broadcast picture, wherein the dynamic video poster corresponds to the current live broadcast picture to be generated according to a video stream and a poster template within a preset time of a previous live broadcast picture; acquiring a switching signal; and switching the current live broadcast picture to a corresponding dynamic video poster for playing according to the switching signal. According to the invention, the current live broadcast picture is switched into the corresponding dynamic video poster for playing according to the switching signal; thefunction of playing the dynamic video poster corresponding to the live broadcast picture in real time in the live broadcast picture playing process is achieved, the dynamic video poster can be playedin a dynamic video mode, and the timeliness and the operation experience are higher. The method can be widely applied to the field of communication.
Owner:TVM BEIJING TECH

a shooting balloon

The invention provides a shooting balloon.The shooting balloon comprises a balloon body, a shooting device, wings, first driving devices and second driving devices, wherein the shooting device is installed on the balloon body, the number of the wings is two, and the wings are oppositely installed on two sides of the balloon body.The first driving devices are used for driving the wings to rotate with the connecting line of the two wings as the rotation axis.The second driving devices are used for driving the wings to rotate with a straight line intersected with the connecting line as the rotation axis.Application of the shooting device in a toy is achieved by adopting the balloon as the body, the balloon is used as a bearing device for shooting in the air, and the costs are saved.In addition, a double-wing structure is adopted, reverse twisting forces on two sides of the wings are very small, the technical problem that a reverse twisting moment produced by a propeller easily causes yaw of the shooting balloon is effectively solved, and accordingly the motion stability of the balloon body can be better.
Owner:蒙山县至元科技实业有限公司

Satellite-borne fire information multichannel publishing system

A satellite-borne fire information multichannel publishing system comprises a fire point detection sensor used for acquiring fire point imaging information and communicating with a short message system and a whole satellite SRTU; the short message system communicates with the fire point detection sensor and the ground command terminal; the whole satellite SRTU communicates with the fire point detection sensor and the ground command terminal; the intelligent processing center control unit is used for determining spatial geographic information elements, sending the spatial geographic information elements to the fire point detection sensor, receiving remote sensing measurement information output by the fire point detection sensor, and performing field elimination, calculation and storage on the received remote sensing measurement information; the intelligent processing center control unit issues fire point information according to a ground instruction; and the ground command terminal is used for receiving the image data and / or the fire point information and issuing the image data and / or the fire point information.
Owner:BEIJING INST OF CONTROL ENG

Personnel positioning system

The invention provides a personnel positioning system, which comprises: a data acquisition module used for acquiring positioning data of personnel in a case handling center; a data storage module which is used for storing the positioning data; an early warning module which is used for judging the position of the personnel of the case handling center according to the positioning data and / or judgingwhether the staying time of the personnel of the case handling center at the position meets a preset early warning condition or not, and if yes, an alarm prompt is sent to related workers; and a query module which is used for querying historical positioning data of the personnel in the case handling center according to the identity information. According to the system, the behavior that some public security organs randomly stay or stay the suspect for a long time in the case handling center is effectively avoided, so that the legitimate rights and interests of the suspect are powerfully guaranteed.
Owner:范松

Streaming media playback system and method, LED display system

The invention provides a streaming media broadcast system, a streaming media broadcast method and an LED display screen system. The streaming media broadcast system comprises a streaming media processing module; the streaming media processing module comprises a code source control submodule, an inner core submodule, and a video processing submodule; the code source control submodule comprises a receiving processing unit and a first data-caching mechanism; the inner core submodule comprises an audio / video separating unit, a video decoding unit and a second data-caching mechanism; the video processing submodule comprises a video processing unit and a third data-caching mechanism. According to the invention, streaming media broadcast on an asynchronous control system for an LED display screen is realized; as a three-level data-caching mechanism technology is adopted in the design of the media player, the fluency of real-time media video broadcast is improved; conditions of blocking and nonfluency are reduced.
Owner:XIAN NOVASTAR TECH
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