66results about How to "Play in real time" patented technology

The present invention discloses a data protection transmission method for peer-to-peer network. The method has an encryption server arranged in a peer-to-peer network, and comprises following the steps that: A. a data publication party sends data needing to be published to the encryption server; B. the encryption server encrypts the data needing to be published, saves a corresponding key and returns the encrypted data to the data publication party; C. the data publication party publishes the encrypted data in different pieces; D. a data request client collects the published encrypted data pieces through the peer-to-peer network; the data request client acquires the corresponding key from the encryption server and decrypts the collected encrypted data pieces according to the key. The present invention can be applicable to the characteristics of the peer-to-peer network, improve the data transmission security of the peer-to-peer network, prevent hackers from attacking the peer-to-peer network data and guarantee the rights and benefits of data owners and users.

The invention discloses a city management intelligent streetlamp which comprises a streetlamp body arranged on a municipal road. A core controller is arranged in a lamp post of the streetlamp body. The core controller is connected with an illumination system, a water supply pipeline, an environment monitoring system and a communication system. The illumination system comprises a city streetlamp and a streetlamp controller. The streetlamp controller is in controlled connection through the core controller. The communication system comprises a wireless GPRS gateway module, a WiFi router and a ZigBee wireless unvarnished transmission module. The communication system is connected to a cloud service platform. The cloud service platform is connected with a government public information platform. A public information display is installed on the streetlamp body. The core controller is connected to a public security video monitoring system, a sky net monitoring system and a well lid monitoring managing system. By means of the city management intelligent streetlamp, the air humidity and temperature can be adjusted to a certain degree, the PM2.5 value in the air is reduced, the public information display is further arranged and can play government public information in real time, and due to the arranged public security video monitoring system and the interconnected sky net monitoring system and well lid monitoring managing system, good security work can be done.

The embodiment of the invention discloses a method and a system for putting music on a mobile phone terminal into sound equipment for playing. The method comprises the following steps: a client on a mobile phone terminal sends position information of the mobile phone terminal to a management server of sound equipment; the management server matches the position information of the mobile phone terminal with position information of each piece of sound equipment in a sound equipment list, acquires information of more than one piece of sound equipment nearest to the position of the mobile phone terminal to generate a target sound equipment list, and returns the target sound equipment list to the client; the client triggers a music putting request to the management server; the client transmits music stream to the management server after network communication connection between the management server and the client is established; the management server forwards the music stream to a communication unit coupled to selected sound equipment; and the selected sound equipment plays data stream according to control stream. According to the embodiment of the invention, a music file on a mobile phone terminal can be put into nearby sound equipment to be played.

The invention discloses a bluetooth electronic cardiophone which is characterized by comprising a portable terminal and a PC. In the portable terminal, after a sensor conducts primary amplifying, lowpass filtering and secondary amplifying on an acquired cardiac sound signal, a power amplification module conducts real-time cardiac sound playing on one path of the cardiac sound signal, and after a master control module conducts A / D conversion on the other path of the cardiac sound signal, a liquid crystal screen displays a phonocardiogram at the real time, and the other path of the cardiac sound signal is transmitted to the PC by a serial port or a bluetooth transmission module; and the PC displays the phonocardiogram at the real time through a PC screen after received cardiac data is processed by the master control module at the PC end, or the received cardiac data is stored by a storage module and assists a diagnosis module to carry out computer assisted diagnosis according to requires. Compared with the prior art, the invention has the advantages of storing and analyzing the cardiac sound data, displaying the phonocardiogram at the real time, providing more intuitive diagnosis data and giving prompts to common heart diseases, such as tachycardia, bradycardia, arrhythmia, and the like.

The invention discloses a method for playing wireless monitoring videos live on mobile terminals by scanning two-dimensional codes, which includes the following steps: (Step 1) a camera shoots and stores a video, and YUV video images are obtained and transmitted to a video push workstation by an SDK (software development kit); (Step 2) the obtained YUV video images are converted into a Bitmap image file stream of RGB; (Step 3) the Bitmap image file stream of RGB is packaged into an FLV video data stream; (Step 4) the FLV video data stream is pushed to an Rtmp server by means of the Rtemp protocol; (Step 5) a video monitoring terminal sends a video connection request, and obtains a video playing address, and the video playing address is directed to the FLV video data stream stored by the Rtmp server. The method realizes the effect of equipment compatibility, and monitoring terminals can directly access videos shot by shooting equipment provided by different video equipment manufacturers.

The invention discloses a method and device for uploading file to an intelligent television and playing the file. The method for uploading the file to the intelligent television includes the steps that a request for obtaining a file upload page is sent to the intelligent television through a browser in a user terminal (UE), the request carries the URL address of the file uploading page, and the UE and the intelligent television are located in the same local area net; the browser in the UE receives the file uploading file corresponding to the intelligent television, and at least one file is uploaded to the intelligent television through the file uploading page. The browser high in generality in the UE and the corresponding file uploading page on the intelligent television can be utilized, the function that the file is uploaded to the intelligent television for playing through the UE is achieved, it is unnecessary to install application software on the UE side, and development cost is reduced.

Disclosed are a method and equipment for playing file based on a DLNA. The method comprises the steps that the information of a multimedia file to be played is obtained, and whether the multimedia file is a preset-format file or not is detected according to the information; if the multimedia file is the preset-format file, files storing the information of the multimedia file to be played are downloaded from a digital media server shared directory; the files are analyzed to generate a play list, and the multimedia file selected from the play list is played. The information of the multimedia file is added to the preset-format file, and a permanent play list can be achieved. The information of a plurality of multimedia files can be freely added in the preset-format file, the process is not limited by the storage position of the information of the multimedia file, and the play list is easy to implement and efficient. The preset-format file is small in size and fast in spreading.

The invention provides a video sending and receiving method. The video sending method comprises the following steps: acquiring a video stream to be transmitted and generating a continuous frame groupby using the video stream. The method further comprises the following steps: when a current frame group is generated, setting a first frame of the current frame group as a long-term reference frame byusing the first frame of a previous frame group as a reference, wherein the long-term reference frame is a predication coding frame for transmitting a difference value and a motion vector obtained bycomparing with the first frame of the previous frame group; and sending the frame group to the receiving end. The video receiving method comprises the following steps: receiving the frame group sentby the sending end and restoring the continuous frame group to obtain a transmitted video stream. According to the method, the defined long-term reference frame is used for replacing an original I frame in a continuous frame group of a video coding sequence when no scene is switched; the transmission time is short, the success rate is high, and the frame size of the frame group is more uniform, sothat the transmission time delay is reduced, and the probability of the packet loss situation is reduced. The invention further provides a video sending and receiving device and a terminal.

The invention discloses an intelligent projection system based on a projector. The system comprises a projection receiving screen, a wireless terminal and the projector. The projector comprises a wireless receiving unit, a decoding unit, an MCU unit, a storage unit, a display unit, a key unit and a projection unit. The wireless receiving unit is sequentially connected with the decoding unit and the MCU unit. The MCU unit is connected with the storage unit, the display unit, the key unit and the projection unit. The wireless terminal sends data to the projector through the wireless receiving unit. The projector receives items displayed through the display unit, selects the items through the key unit and controls the projection unit to play the received data after storing and decoding the received data. The projector can be connected with the wireless terminal nearby at any time and has the real-time receiving and sending functions, the data of the wireless terminal can be projected on the projection receiving screen in real time, the connection range is enlarged, and the data can be shared and transmitted in real time conveniently.

The application discloses a commercial video playback method, a commercial video playback device and a commercial video playback system of a set top box. The method is not to play the commercial video after initializing each module in the set top box, but to play the commercial video while detecting that the initialization of a video playback module is complete, so that the bootup initializing time of the set top box is effectively used and the time occupancy of the user for normally watching live programs is reduced. According to the application, the method is not storing the commercial video in the local set top box, but storing commercial video playback parameters, so that the commercial video played by a television broadcasting platform system is obtained when playing the commercial video according to the stored commercial video playback parameters, thereby reducing the occupancy of a storage space of the set top box and realizing the real-time playback of the latest commercial video.

The invention provides an express cabinet and an express cabinet system. The express cabinet comprises a cabinet body for storing express items, and an identity recognition device and a main control unit connected with the cabinet body. The cabinet body comprises a body, cabinet doors arranged on the body and electronic locks used for locking the cabinet doors. The main control unit is electrically connected with the electronic locks and the identity recognition device. The identity recognition device is used for recognizing the identity of a user, the main control unit receives identity information of the user and unlocking the corresponding electronic lock, and the corresponding cabinet door is opened. The express cabinet is provided with the identity recognition device, and the corresponding cabinet door is opened according to the identity information of the user. Thus, the situation that a recipient is not located in a receiving place, so that an express item cannot be received is avoided, and the work efficiency of express item delivery is improved.

The invention discloses a system and a method for interacting with a new energy automobile charging pile based on an APP. The system comprises a user mobile phone and a socket server for implementing a real-time communication connection between the user mobile phone and the charging pile, wherein an APP client is installed on the mobile phone; the charging pile is provided with a charging pile client; the socket server has an assembling function and a packaging function for processing media information; a long-connection communication channel is established between the socket server and the charging pile; and a liquid crystal display screen is installed on the charging pile. When the liquid crystal display screen on the charging pile displays the media information as required, media information about a request sent by mobile phone app software can be played in real time and displayed in real time according to the technical features of the Internet, and a user can pay attention to a large amount of personalized customization information, so that a clear recognition and cognition process for the prospect of the whole industry is realized.

The invention provides a vehicle-mounted audio and video playing method based on a cloud service and a cloud computing center, wherein the method comprises that a cloud service management unit receives an audio and video playing request with an audio and video ID, the audio and video playing request is sent by a vehicle-mounted audio and video terminal, according to the audio and video playing request, an inquiry is carried out on a cloud service database with audio and video data stored so that objective audio and video data corresponding to the audio and video ID is obtained, and the objective audio and video data are sent to the vehicle-mounted audio and video terminal and used for being played by the vehicle-mounted audio and video terminal. According to the scheme, when the audio and video data are stored in the cloud service database and the vehicle-mounted audio and video terminal requests the audio and video data, the audio and video data are sent to the vehicle-mounted audio and video terminal in a streaming media mode, and therefore high real-time performance is provided, and the storage requirements for a vehicle-mounted audio device are low.

The invention provides a control method for broadcasting a mobile advertisement. The method comprises the following steps of: (a) displaying a first advertisement content; (b) receiving operation information from a user; (c) generating a second advertisement content according to the operation information and the first advertisement content; (d) displaying the second advertisement content. According to the invention, communication with an advertisement access subsystem is carried out through one or more mobile equipment, not only a fixed advertisement picture is displayed, a new advertisement is played according to an operation of a user on the advertisement in real time, a requirement of the user can be satisfied better and more effectively, and advertisement information needed by the user is provided.

The disclosure provides a panoramic video playing shooting system based on bidirectional communication. The system comprises an image acquisition side, a streaming media server side and one or a plurality of user sides; the image acquisition side carries out primary panoramic splicing on multiple paths of picture data in real time, forms a mapping relationship between a panoramic image sequence and the multiple paths of picture data, and pushes video streaming to the streaming media server side by a first transmission module so as to transmit to a user for playing; the first transmission module adopts a duplex working mode; and when the first transmission module receives a picture requesting instruction from the streaming media server side, the corresponding multiple paths of picture dataare sent to the streaming media server side, so that a picture required by the user is obtained by secondary panoramic splicing and is sent to the user. The panoramic video playing shooting system based on bidirectional communication, which is provided by the disclosure, is small in occupied bandwidth and high in transmission and playing speed and can rapidly provide the high-resolution picture for the user when the user needs to shoot.

The invention provides a multi-terminal synergistic playing method for a multi-media file and a terminal, wherein the multi-terminal synergistic playing method for the multi-media file comprises the following steps: establishing connection with at least one synergistic terminal; sending a synergistic playing inviting instruction to the at least one synergistic terminal; receiving sound field information sent by the at least one synergistic terminal; analyzing the multi-media file into a corresponding sound field file according to the sound field information; sending the sound field file to the at least one synergistic terminal corresponding to the sound field information; sending a playing instruction to the at least one synergistic terminal; according to the playing instruction, controlling the at least one synergistic terminal to play the multi-media file synergistically according to the sound field file. By adopting the multi-terminal synergistic playing method for the multi-media file, the at least one synergistic terminal is enabled to simultaneously play the multi-media file through different sound field information, so that space stereoscopic impression of multi-media file playing is increased, the sound field effect of the multi-media file is improved, and use satisfaction degree of a user is improved.

The invention discloses a television program playback method and system. The method comprises the following steps: when a program is played on a television set, detecting a face in front of the television set according to an image acquired through a camera in real time; when the television set detects that the face disappears, determining a user related to the face, starting to record the program played on the television set, and marking the record as a record file of the user; if the television set detects that the face appears again, determining the user related to the face, acquiring the record file of the user, sending a prompt for playing the record file of the user; or if the television set receives a detection result from other television sets, sending the record file to the television set which detects the face, wherein the detection result shows that the face appears again. The method and the system which are disclosed by the invention can play back contents of a missing television program, so that the network bandwidth can be saved, and the television program can be played back without latency.

The invention discloses an ARM platform based multifunctional player. The ARM platform based multifunctional player comprises an ARM chip; a USB device driving circuit module, a programmable read-only memory chip, a network interface module, an infrared receiving module, a touch screen module, an SD card holder module, a digital radio module, an audio processing module and a power circuit are arranged in the periphery of the ARM chip; the ARM chip is S3C6410; the USB device driving circuit module, the network interface module, the touch screen module, the SD card holder module and the audio processing module communicate with the ARM chip through SPI buses; the programmable read-only memory chip and the SD card holder module communicate with the ARM chip through an I2C bus; the power circuit supplies power to other modules. The ARM platform based multifunctional player is developed based on the combination of the characteristics of a plurality of players; the internet can be accessed through an Ethernet card or a WLAN card; the local audio / video files can be played, and the network audio / video files can be played on real time.

The hand held type electronic apparatus includes image interception module, display screen, image-contracted module, and data storage device. The image interception module can intercept data of original image. The image-contracted module can convert data of original image to image-contracted data, which are stored in data storage device.

The embodiment of the invention provides a video playing method and device and a user terminal,, relates to the technical field of network communication, and is applied to a user terminal, the methodcomprises the following steps: downloading media information data of a to-be-played video from a server, the media information data comprising a key frame list and the size of the media information data, and the key frame list comprising a first offset of each key frame in the to-be-played video in a video file; according to the first offset of each key frame in the to-be-played video and the sizeof the media information data, updating the first offset of each key frame to obtain a new key frame list, and moving the media information data containing the new key frame list to the head positionof the video file; and downloading the original video data of the to-be-played video from the server, and playing the downloaded original video data according to the new key frame list. According tothe invention, the downloading sequence of the sub-files in the video file is adjusted, so that the video is downloaded and played in real time.

Disclosed is a digital photo frame device which includes a camera, a digital photo frame (Digital Photo Frame) and a universal serial bus (USB) connecting wire. The camera is used for shooting images; the camera is provided with a first USB connecting port. The digital photo frame is provided with a display device and a second USB connecting port; wherein, the display device can display the images shot by the camera. The USB connecting wire is in coupled connection with the first USB connecting port and the second USB connecting port. The images shot by the camera are transferred to the digital photo frame through the USB connecting wire.

The invention relates to an intelligent control shower device with a voice song playing function. The device comprises a shower spraying head, a water storage tank, a spraying head adjusting mechanism, a monitor, a central controller, a voice input device and an audio playing system; the monitor is used for monitoring people in a shower area, and sending monitoring data to the central controller,and the shower spraying head adjusts positions by the spraying head adjusting mechanism; the voice input device receives voice signals of the people; the central controller controls the audio playingsystem to play songs according to the voice signals of the people; the central controller is used for identifying the characteristic data of the people from monitoring data, calculating and generatinga corresponding shower strategy according to the characteristic data, and controlling the operation of the spraying head adjusting mechanism and the water outlet temperature and outflow of the showerspraying head according to the shower strategy in the current shower operation. The above shower device achieves automatic adjusting according to the needs of different groups of people, plays the songs in real time, and meets individual needs.

The invention discloses a multimedia terminal control box for civil defense alarm. The multimedia terminal control box comprises a center control module, an environment sensor network processing module, a network communication module, an audio and video processing module, a power module, and a display module. The center control module is connected with the environment sensor network processing module, the network communication module, the audio and video processing module and the power module. The display module is connected with the audio and video processing module. The audio and video processing module comprises an audio and video decoding control module, an audio and video input module, an audio and video output module and an audio power amplifier module. The multimedia terminal control box has multiple communication capabilities, and can steadily provide information like alarming notice, disaster defense and emergency rescue under an emergency state for the public. Since the control box has audio capture equipment and video capture equipment, a mutual monitoring function can be achieved, and customer demand information can be fed back to a terminal for providing real-time inquiry. By the aid of the multimedia terminal control box, real-time playing of information like images, texts and audios and videos of a command center can be achieved. Through a human body inductive sensor and a light sensor module, intelligent control to a power supply and screen luminance can be achieved, and the multimedia terminal control box is energy-saving.

The invention belongs to the technical field of outdoor advertising and publicity devices and discloses a remote-controllable outdoor advertising and publicity device. In the present invention, by setting a solar panel on the top of the roof, under the treatment of the solar controller, the solar energy can be converted into electric energy to provide electric energy for the equipment. By setting a hydraulic rod, the bottom of the hydraulic rod is fixedly connected with the brake plate arranged on the top of the pulley , when the hydraulic lever is pressed down, it will drive the brake plate to fit the pulley. The brake pad set at the bottom of the brake plate can limit the rolling of the pulley. By setting the control system composed of the controller, the memory stick wireless network card and the wired network card, the controller is in the With the support of the memory stick, the operating system and corresponding software can be installed. The software includes advertising playback software, which can play advertisements from the display screen, and includes cloud control software. With the support of wireless network cards and wired network cards, it can be connected to cloud disks in real time. Users can use cloud control software to remotely control the operation of the equipment.

The invention provides an emergency broadcasting system with a terminal monitoring function upon broadcasting a text. The emergency broadcasting system comprises a platform, a transmission network, aterminal and a return network. The platform comprises a platform control module, a broadcast text generating module, a sending module, a platform communication module and a first playing module. The terminal comprises a terminal control module, a receiving module, a text-to-audio module, an interface module, a second playing module, an audio acquisition module and a terminal communication module.The platform sends a broadcast text file to the terminal via the transmission network, and the terminal converts the broadcast text file into a broadcast audio file for playing; the terminal acquiresthe broadcast voice in real time to generate a listening audio stream, and sends the listening audio stream to the platform via the return network; the platform plays the listening audio stream in real time through the first playing module. The invention realizes the emergency broadcasting system with the terminal monitoring function upon broadcasting the text.

The invention relates to network multimedia terminal equipment. The network multimedia terminal equipment comprises a central processing unit, a power amplifier, a microphone, a loudspeaker, a dynamic memory, a Nand-flash memory chip, an interface management module, a power management module, a battery, a universal serial bus (USB) interface, a frequency modulation (FM) module, a Micro secure digital (SD) card slot, a wireless fidelity (WiFi) module and a touch screen, wherein the central processing unit is connected with the power amplifier, the dynamic memory, the Nand-flash memory chip, the interface management module, the power management module, the USB interface, the FM module and the touch screen respectively; the power amplifier is connected with the microphone and the loudspeaker respectively; the interface management module is connected with Micro SD card slot, the WiFi module and the power management module respectively; and the power management module is connected with the battery. Compared with the prior art, the network multimedia terminal equipment has the advantages of multiple functions, capability of realizing WiFi Internet access and the like.

The invention discloses a method for regulating mobile TV images and a movable terminal, relating to the field of mobile TVs. The movable terminal comprises an operation analysis module, a mobile TV application module and an amplifier processing module, wherein the operation analysis module sends amplification operation obtained by analysis to the mobile TV application module and sends information of the amplification operation to the amplifier processing module; the amplifier processing module receives the information of the amplification operation and a mobile TV image frame sent by the mobile TV application module, performs amplification process on the mobile TV image frame according to the information of the amplification operation and sends the processed mobile TV image frame to the mobile TV application module; when receiving the amplification operation, the mobile TV application module sends the decoded mobile TV image frame to the amplifier processing module as well as receives and plays the processed mobile TV image frame. The method can adjust the size of the image of a mobile TV in real time.

The invention provides a multimedia data transmission method and related equipment. The multimedia data sent by terminal equipment is received by Source equipment, the terminal equipment does not support a preset transmission protocol, and the preset transmission protocol is a transmission protocol capable of transmitting the multimedia data played by a preset screen of the Source equipment to Sink equipment in real time for real-time playing carried out through the Sink equipment; the received multimedia data is outputted to the preset screen of the Source equipment for playing; the multimedia data played by the preset screen of the Source equipment is sent through the preset transmission protocol in real time to the Sink equipment for real-time playing carried out through the Sink equipment. Through the method, a problem that equipment which does not support the preset transmission protocol can not transmit videos to the Sink equipment in real time for real-time playing carried out through the Sink equipment in the prior art is solved. The multimedia data transmission method relates to the communication technology field.

The invention discloses an interaction system for a television program and an Internet terminal. The Internet terminal comprises a receiving module and an acquisition module, wherein the receiving module is used for receiving program contents currently played by a television and / or a program content index; and the acquisition module is used for automatically acquiring and playing extended contents associated with the program contents and / or the program content index in real time according to the program contents and / or the program content index. According to the Internet terminal, the receiving module receives the program contents currently played by the television and / or the program content index, the acquisition module acquires corresponding extended contents according to information received by the receiving module, and the extended contents associated with the program contents can be played and presented in real time, so that the program contents are greatly extended, and outer-of-box watching experiences are provided for a user.